CN114597289A - Automatic production line for photovoltaic modules - Google Patents
Automatic production line for photovoltaic modules Download PDFInfo
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- CN114597289A CN114597289A CN202210361582.0A CN202210361582A CN114597289A CN 114597289 A CN114597289 A CN 114597289A CN 202210361582 A CN202210361582 A CN 202210361582A CN 114597289 A CN114597289 A CN 114597289A
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/68—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for positioning, orientation or alignment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Screen Printers (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The invention discloses an automatic production line of photovoltaic modules, which comprises: the device comprises a loading and placing unit, an insulating layer processing unit, a sheet swinging unit, a translation unit, a cell pre-bonding unit, an EVA paving unit, a glass paving unit and a transmission unit, wherein the loading and placing unit is used for placing one or more of a back plate material and a copper foil EVA composite film. By the mode, according to the automatic production line of the photovoltaic module, the position precision of the solar cell during packaging is improved according to the packaging process requirement of the back contact photovoltaic module, the packaging requirements of various types of cells and various types of plates are met, the whole-line capacity is improved, the yield of finished products of the module is improved, and manual repair is reduced.
Description
Technical Field
The invention relates to the technical field of photovoltaics, in particular to an automatic production line for photovoltaic modules.
Background
The back contact packaging technology needs to make small holes on the solar cell, the main grid electrode wires originally on the front side are led to the back side through the small holes, the positive electrode and the negative electrode on the solar cell are communicated with the conductive back plate arranged on the back side through conductive adhesive to collect current, the shading area of a solder strip on the front side of the solar cell is reduced, and the power generation efficiency of the solar module is improved by 3-5%. The back contact packaging technology cancels a welding strip which is originally used for connecting the front side and the back side of the cell in series, and changes the welding strip into a back side conductive electrode, and the relative positions of the back side conductive electrode and the solar cell electrode are required to be corresponding; a punched GPS insulating layer is required to be added between the electrode and the battery piece to prevent short circuit; meanwhile, the size of the cell is larger and larger, the specification of the photovoltaic module is diversified, and the productivity and the application range of the conventional equipment cannot meet the production requirement.
Disclosure of Invention
The invention mainly solves the technical problem of providing an automatic production line of photovoltaic modules, which has the advantages of high reliability, accurate positioning, compact structure and the like, and has wide market prospect in the application and popularization of photovoltaic technology.
In order to solve the technical problems, the invention adopts a technical scheme that:
provided is a photovoltaic module automatic production line, which comprises: a material loading is placed unit, insulating layer processing unit, pendulum piece unit, translation unit, battery piece pre-bonding unit, is spread EVA unit, glass and lays unit, transmission unit for placing one or more in backplate material and the copper foil EVA complex film, the material loading is placed the unit insulating layer processing unit pendulum piece unit, battery piece pre-bonding unit spread the EVA unit glass is laid the unit and is set gradually, and pass through the transmission unit carries out the transport of material, and glass is laid the unit and is directly or loops through preheating and upset unit and be connected with the lamination station, the translation unit sets up in pendulum piece unit and spread between the EVA unit and/or the material loading is placed the unit and preheats and between the upset unit.
In a preferred embodiment of the invention, the feeding and placing unit comprises a feeding and placing rack, a feeding raw material bin for placing the integrated backboard is arranged in front of the inside of the feeding and placing rack, a feeding and placing conveyor line is arranged behind the inside of the feeding and placing rack, a backboard follow-up tooling plate is arranged on the feeding and placing conveyor line, an integrated backboard placing device is arranged on a cross beam of the feeding and placing rack above the feeding raw material bin, an integrated backboard heating device is arranged on the cross beam of the feeding and placing rack above the feeding and placing conveyor line, the integrated backboard placing device is used for clamping the integrated backboard in the feeding raw material bin and conveying the integrated backboard to the backboard follow-up tooling plate, and the integrated backboard heating device is used for completing local heating to melt the EVA layer in the backboard locally so as to bond the backboard layer and the copper foil layer.
In a preferred embodiment of the invention, the device further comprises a glue scraping unit, wherein the glue scraping unit is positioned between the loading and placing unit and the insulating layer processing unit; the printing and scraping rubber correcting device is provided with a lifting and feeding device for driving the printing and scraping rubber correcting device to move up and down, and the feeding and conveying jacking device is arranged below the printing and scraping rubber correcting device; the printing glue scraping and correcting device comprises a printing frame, a double-knife glue scraping device, a compressing and correcting device and a displacement feeding device, wherein the displacement feeding device is arranged in the printing frame, one or more groups of double-knife glue scraping devices are connected with the displacement feeding device to move back and forth in the printing frame, two groups of compressing and correcting devices are arranged in the printing frame in a relative sliding manner, and the compressing and correcting devices are respectively arranged at two sides of the double-knife glue scraping device to adjust the distance between the compressing and correcting devices according to the size of an actual screen plate so as to support the screen plate; the pressing deviation correcting device comprises a pressing deviation correcting support frame, a pressing driving cylinder, a pressing plate, a pressing deviation correcting connecting block, a silk screen supporting plate and a supporting plate adjusting driving device, wherein the pressing deviation correcting support frame is provided with the pressing driving cylinder, the pressing driving cylinder is connected with the pressing plate to drive the pressing plate to move up and down to press a screen plate, the pressing deviation correcting connecting block is arranged on the pressing deviation correcting support frame in a sliding mode, the silk screen supporting plate is connected with the pressing deviation correcting connecting block, the two ends of the pressing deviation correcting support frame are connected with the displacement slide rail in a sliding mode through sliders, and the supporting plate adjusting driving device drives the pressing deviation correcting support frame to reciprocate along the displacement slide rail to adjust the distance between the silk screen supporting plates which are arranged relatively.
In a preferred embodiment of the invention, the cell pre-bonding unit comprises a pre-bonding lifting driving mechanism, a lifting frame, a pre-bonding heating lamp, a heating lamp moving mechanism, a cell pressing frame and a floating cylinder, wherein the lifting driving mechanism drives the lifting frame to move up and down, the floating cylinder is arranged on the lifting frame and drives the cell pressing frame to move up and down to press a product, and the heating lamp moving mechanism drives the pre-bonding heating lamp to move back and forth on the lifting frame to heat a fixed point on the cell.
In a preferred embodiment of the invention, the insulating layer processing unit comprises an insulating layer placing frame, an upper layer raw material bin, a lower layer raw material bin, a pallet conveying line, a product pallet, a pallet jacking mechanism, a laying mechanism bottom plate, a laying driving mechanism, a first visual acquisition device and a second visual acquisition device, wherein the upper layer raw material bin and the lower layer raw material bin are arranged on the insulating layer placing frame, the raw material bin at the upper material level is used for bearing a GPS insulating layer, the laying driving mechanism is used for driving the laying mechanism bottom plate to suck the GPS insulating layer in the raw material bin at the material supply level and convey the GPS insulating layer to the upper side of the product pallet, the pallet conveying line is used for conveying the product pallet to the position under the laying driving mechanism, the pallet jacking mechanism is used for jacking the product pallet to facilitate the first visual acquisition device to acquire images of the positions of glue points and mark points on the integrated back plate, and the second vision acquisition device is used for acquiring images of the mark points on the GPS insulating layer adsorbed by the bottom plate of the paving mechanism.
In a preferred embodiment of the present invention, the glass laying unit includes a glass feeding mechanism, a glass turning mechanism, a glass correcting mechanism and a glass laying mechanism, wherein the glass feeding mechanism is used for conveying the glass stripped from the separation paper to the glass turning mechanism, the glass turning mechanism is used for realizing 180-degree rotation of the glass, the glass turning mechanism is used for realizing 90-degree reversing of the glass and conveying the glass to the glass correcting mechanism, the glass correcting mechanism includes a transverse correcting mechanism and a longitudinal correcting mechanism, the transverse correcting mechanism and the longitudinal correcting mechanism are matched for aligning the glass, and the glass laying mechanism is used for conveying the aligned glass to the glass following tooling plate and finishing laying of the glass.
In a preferred embodiment of the present invention, the translation unit includes a steering translation frame, a feeding carrier disposed above the steering translation frame, a first translation mechanism, a second translation mechanism, and a jacking mechanism, the first translation mechanism is configured to drive the feeding carrier to move back and forth along a first direction to convey a loaded battery piece assembly, the second translation mechanism is configured to drive the feeding carrier to move back and forth along a second direction to convey a loaded battery piece assembly, the first direction and the second direction are perpendicular to each other, and the jacking mechanism is configured to drive the feeding carrier to move up and down to adjust a height difference between the feeding carrier and the front-rear butting device.
In a preferred embodiment of the present invention, the preheating and inverting unit includes a preheating unit and an encapsulating material inverting unit.
In a preferred embodiment of the present invention, the preheating unit comprises a fixed general frame, a conveying structure, and a limiting and fixing device for fixing the product assembly, wherein the conveying structure for conveying the fixed conveying pallet is arranged on the fixed general frame;
the limiting and fixing device comprises a viscosity processing device or an external fixing device which is used for enabling EVA and viscose materials in the product assembly to generate viscosity, the viscosity processing device comprises a plurality of infrared heating devices which are independently controlled and used for heating the EVA in the product assembly or a plurality of ultraviolet curing devices which are independently controlled and used for curing and independently controlling viscose in the product assembly, an infrared heating lamp in the infrared heating device or an ultraviolet lamp in the ultraviolet curing device is arranged above or below the fixed transmission follow-up tooling plate through a focus adjusting device, and a temperature sensing device used for monitoring temperature is correspondingly and detachably arranged above or below the viscosity processing device; the focus adjusting device comprises a viscosity processing device connecting frame, a connecting frame lifting adjusting device, a viscosity processing device connecting beam and a viscosity processing device connecting seat, wherein the connecting frame lifting adjusting device is connected with the viscosity processing device connecting frame and drives the viscosity processing device connecting frame to move up and down, the viscosity processing device connecting beam moves horizontally and/or vertically on the viscosity processing device connecting frame to adjust the horizontal position and/or height of the viscosity processing device connecting beam, a plurality of connecting seat adjusting connecting holes are formed in the viscosity processing device connecting beam, and the viscosity processing device connecting seat moves horizontally and/or vertically on the viscosity processing device connecting beam to adjust the horizontal position and/or height of the viscosity processing device connecting seat.
In a preferred embodiment of the present invention, the packaging material turning unit comprises a frame, a packaging material pallet conveying mechanism for conveying the packaging material pallet, a packaging material conveying mechanism, a packaging material pallet fixing mechanism, and a packaging material turning mechanism, wherein the packaging material pallet conveying mechanism is disposed on the frame or the packaging material turning mechanism, the packaging material conveying mechanism for conveying the turned packaging material to the next station is disposed on the packaging material turning mechanism, the packaging material pallet fixing mechanism for fixing the packaging material pallet on the packaging material turning mechanism is disposed at both ends of the packaging material turning mechanism, so that the packaging material pallet and the packaging material conveying mechanism cooperate to clamp the packaging material, the packaging material turnover mechanism drives the packaging material loading plate and the packaging material conveying mechanism to rotate or horizontally turn over on the rack.
The invention has the beneficial effects that: aiming at the packaging process requirements of the back contact photovoltaic module, the position precision of the solar cell during packaging is improved, the packaging requirements of various types of cells and various types of cells are met, the whole-line productivity is improved, the finished product yield of the module is improved, and manual repair is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic structural diagram of a first embodiment of an automatic production line for photovoltaic modules according to the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of an automatic production line for photovoltaic modules according to the present invention;
FIG. 3 is a schematic structural diagram of a third embodiment of an automatic production line for photovoltaic modules according to the present invention;
FIG. 4 is a schematic view showing the overall structure of the charge placement unit according to the present invention;
FIG. 5 is a schematic structural diagram of an integrated backboard clamping device of the feeding and placing unit in the invention;
FIG. 6 is a schematic structural diagram of an integrated backboard conveying device of a material loading and placing unit in the invention;
FIG. 7 is a schematic structural view of an integrated back plate heating device of the material loading and placing unit of the present invention;
FIG. 8 is an enlarged view of a lay-up heating module of the load placing unit of the present invention;
FIG. 9 is a perspective view of the general assembly of the GPS paving unit of the present invention;
FIG. 10 is a schematic view of the construction of the base plate of the laying mechanism of the GPS laying unit of the present invention;
FIG. 11 is a detail view of the adsorption plate deviation rectification mechanism in the bottom plate of the laying mechanism of the GPS laying unit of the present invention;
FIG. 12 is a schematic view showing the construction of a paving driving mechanism of the GPS paving unit according to the present invention;
FIG. 13 is an assembled schematic view of a paving mechanism base plate and a paving drive mechanism of the GPS paving unit of the present invention;
FIG. 14 is a nodular view of an adsorption plate of the GPS unit of the present invention;
FIG. 15 is a detail view of the upper and lower material bins of the GPS paving unit of the present invention;
FIG. 16 is a schematic view of the upper and lower material silos of the GPS paving unit of the present invention;
FIG. 17 is a schematic structural view of a pallet transmission line of a GPS laying unit according to the present invention;
FIG. 18 is a schematic view showing the overall structure of a squeegee unit according to the present invention;
FIG. 19 is a schematic view showing the structure of a double blade squeegee device of the squeegee unit of the invention;
FIG. 20 is a schematic structural diagram of a printing squeegee deviation rectifying device in the squeegee unit of the invention;
FIG. 21 is a schematic structural view of a pressing deviation correcting device of the glue scraping unit in the invention;
FIG. 22 is a schematic view of the whole structure of the printing squeegee deviation rectifying device of the squeegee unit of the invention;
FIG. 23 is a schematic structural diagram of a feeding, conveying and jacking device of the glue scraping unit in the invention;
FIG. 24 is a partial schematic structural view of a feeding, conveying and jacking device of the glue scraping unit in the invention;
FIG. 25 is a schematic bottom view of the feeding, conveying and jacking device of the glue scraping unit of the present invention;
FIG. 26 is a schematic side view of the feeding, conveying and jacking device of the glue scraping unit in the invention;
FIG. 27 is an overall structural view of example 1 of the translation unit in the present invention;
FIG. 28 is a structural view of a jack mechanism in example 1 of the translation unit of the present invention;
FIG. 29 is an overall structural view of a second embodiment of example 2 of the translation unit in the present invention;
FIG. 30 is a view showing a configuration of a start end conveyer line in a second embodiment of example 2 of a translation unit in the present invention;
FIG. 31 is a schematic top view of a preheating unit according to the present invention;
FIG. 32 is a schematic side view of a pre-heating unit according to the present invention;
FIG. 33 is a schematic perspective view of a preheating unit according to the present invention;
FIG. 34 is a schematic view of the position of the external fixture of the preheating unit according to the present invention;
FIG. 35 is a schematic view showing the structure of a calibration device of the preheating unit in the present invention;
FIG. 36 is a partial schematic view showing the structure of a calibration apparatus of the preheating unit in the present invention;
fig. 37 is a schematic structural view of an encapsulating material turning unit example 1 in the present invention;
fig. 38 is a schematic perspective view showing an example 1 of the packing material turning unit of the present invention;
fig. 39 is a schematic view showing an inverting structure of an example 1 of the encapsulating material inverting unit of the present invention;
fig. 40 is a schematic view showing a structure of an encapsulating material inverting unit example 2 according to the present invention;
fig. 41 is a schematic perspective view showing an example 2 of the packing material turning unit of the present invention;
fig. 42 is a schematic view showing a rotation structure of an encapsulating material turning unit of example 2 in the present invention;
fig. 43 is a partial structural view of a packaging material turning unit in accordance with embodiment 2 of the present invention;
FIG. 44 is a schematic view of another structure of the encapsulating material turning unit according to the present invention;
FIG. 45 is a plan view of EVA units laid in the present invention;
FIG. 46 is an axial view of an EVA feeding apparatus for laying EVA units in the present invention;
FIG. 47 is an axial view of an EVA feeding apparatus for laying EVA units in the present invention;
FIG. 48 is a side view of an EVA feeding apparatus for laying EVA units in the present invention;
FIG. 49 is a schematic view of a combination of an EVA spreading device and an EVA translation device for spreading EVA units according to the present invention;
FIG. 50 is an axial view of an automatic slitting mechanism for laying EVA units in accordance with the present invention;
FIG. 51 is an axial view of an automatic slitting mechanism for laying EVA units in accordance with the present invention;
FIG. 52 is an axial view of an EVA placement mechanism for placing EVA units in accordance with the present invention;
FIG. 53 is a bottom isometric view of a second deviation correction mechanism for a laying deck for laying EVA units in accordance with the present invention;
FIG. 54 is a plan view of the apparatus of the glass laying unit of the present invention;
FIG. 55 is an isometric view of a glass loading mechanism of the glass laying unit of the present invention;
FIG. 56 is an isometric view of a glass turnover mechanism of the glass laying unit of the present invention;
FIG. 57 is an isometric view of a glass steering mechanism of the glass laying unit of the present invention;
FIG. 58 is a side view of the glass steering mechanism of the glass laying unit of the present invention;
FIG. 59 is a top view of the glass-reforming mechanism of the glass-laying unit of the present invention;
FIG. 60 is a schematic view of the combination of the glass-reforming mechanism and the glass-laying mechanism of the glass-laying unit of the present invention;
FIG. 61 is an isometric view of a glass placement mechanism of the glass placement unit of the present invention;
fig. 62 is a schematic perspective view showing an example 3 of the encapsulating material turning unit in the present invention;
FIG. 63 is a schematic view of the position of the blade support plate of the squeegee unit of the invention;
fig. 64 is a schematic view showing the structure of a cell pre-bonding unit according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-63, an embodiment of the present invention includes:
the utility model provides a photovoltaic module automatic production line, its structure includes: the device comprises a loading and placing unit for placing one or more of a back plate material and a copper foil EVA composite film, an insulating layer processing unit 1303, a sheet swinging unit 1304, a cell pre-bonding unit, an EVA paving unit 1305, a glass laying unit 1306, a translation unit 1307, a transmission unit 1308 and a laminating unit 1309. The feeding placing unit, the insulating layer processing unit, the swing piece unit, the battery piece pre-bonding unit, the EVA paving unit, the glass paving unit and the laminating unit are sequentially arranged, the conveying unit can convey materials between every two units, and the translation unit is arranged between the swing piece unit and the EVA paving unit and/or between the feeding placing unit and the overturning unit. The laminating unit and the conveying unit can adopt the existing mechanism equipment as long as the conveying and laminating operation can be completed.
In order to meet different processing and production requirements, one or more of a glue scraping unit 1302, a preheating and overturning unit (a preheating unit 1310, an encapsulating material overturning unit 1311), a glue point detection unit 1312 and a product detection (PL) unit 1313 can be added. The glue scraping unit is located between the feeding placing unit and the insulating layer processing unit, and when the glue scraping unit is used, a glue point detection unit can be further arranged between the insulating layer processing unit and the sheet swinging unit. The preheating and overturning unit is connected with the glass laying unit and sends the overturned packaging material to a subsequent laminating station for laminating treatment. The product detection unit is used for detecting defective products, and according to the detection result, the defective products can be taken out manually or automatically and subjected to patching. The glue point detection unit and the product detection unit can adopt a manual detection method, and can also use the existing visual detection device and other equipment to carry out automatic detection.
(1) Feeding and placing unit
The feeding and placing unit can be used for independently feeding the back plate material, the copper foil EVA composite film and the back plate material and the copper foil EVA composite film (the back plate material feeding station 1300 can be positioned at the upstream of the copper foil EVA composite film feeding station 1301). The backboard material comprises various products such as an opaque backboard, a transparent backboard, glass and the like.
The material loading and placing unit comprises: the integrated backboard comprises a loading placing rack 7, wherein a loading raw material bin 8 for placing an integrated backboard is arranged in front of the interior of the loading placing rack, the loading raw material bin 8 comprises a loading raw material bin 81 and a lower raw material bin 82 for placing the integrated backboard, the integrated backboard is placed in a one-by-one mode for discharging, the loading time is shortened, and the equipment productivity is improved; the utility model discloses a production line, including frame, material loading place conveyer line, be provided with backplate retinue frock board 10 on the material loading place conveyer line, it is the lift operation that the backplate retinue frock board can be realized to the elevating gear among the jacking frame cooperation prior art to explain, the top that is located the former feed bin of material loading on the frame crossbeam is placed to the material loading is provided with integrated backplate and puts device 11, the top that is located the material loading on the frame crossbeam and places the conveyer line is placed to the material loading is provided with integrated backplate heating device 13, integrated backplate is put the device and is used for pressing from both sides the integrated backplate of getting in the former feed bin and transports to backplate retinue frock board on, integrated backplate heating device is used for accomplishing laying and the local heating of integrated backplate, makes the EVA layer part in the backplate melt and is used for bonding backplate layer 15 and copper foil layer 16.
Specifically, the integrated backboard clamping device comprises a clamping jaw device, a pushing device and a clamping jaw lifting device, wherein the clamping jaw device comprises a first connecting plate 110, a clamping cylinder 111 arranged on the first connecting plate, an upper clamping jaw 112 and a lower clamping jaw 113 arranged on the clamping cylinder, the pushing device comprises a second connecting plate 114, a pushing cylinder 115 arranged below the second connecting plate, a pushing rack 116 and a pushing gear 117 meshed with the pushing rack, the output end of the pushing cylinder is connected with the first connecting plate, the pushing device is pushed by the pushing cylinder as output power, the pushing gear and the pushing rack assist in pushing, and a proportional control valve 118 is arranged to regulate and control the pushing cylinder; clamping jaw elevating gear is including setting up lift servo motor 119 and first straight line module 120 on the second connecting plate, advancing device is connected with clamping jaw elevating gear through the second connecting block, clamping jaw elevating gear does output power through lift servo motor, adjust the lift of clamping jaw device through first straight line module, the automatic clamp is got, go up and down, the purpose of putting integrated backplate has been realized, adopt this structure can be suitable for the integrated backplate of different sizes, it needs to explain, clamping jaw device can use the adsorption equipment among the prior art according to the production demand adjustment, adopt vacuum chuck usually, high pressure positive blower etc. device, high pressure positive blower passes through vacuum joint and connects vacuum chuck, vacuum and the broken vacuum of gas circuit and sucking disc are controlled by the solenoid valve again in order to realize the automatic mesh of absorbing the transport backplate.
Specifically, the integrated backboard conveying device is installed on two sides of the loading and placing rack through a third connecting plate 125, and comprises a conveying servo motor 121, a speed reducer 122 connected with the conveying servo motor, a loading transmission shaft 123 connected with the speed reducer, and a second linear module 124 in transmission connection with the loading transmission shaft, wherein the third connecting plate is arranged on the second linear module, the third connecting plate outputs power through the conveying servo motor, the power is reduced through the speed reducer and then is transmitted by the loading transmission shaft and the second linear module to achieve the transportation purpose after the integrated backboard is clamped, and the integrated backboard clamping device is matched with the integrated backboard conveying device to jointly complete the functions of automatically clamping, moving, conveying and placing the integrated backboard.
Specifically, the integrated backboard heating device 13 comprises a feeding support frame 131 arranged on a cross beam of a feeding placing rack and a plurality of groups of laying heating modules arranged below the feeding support frame, each laying heating module comprises a feeding lifting cylinder 132 arranged below the feeding support frame, an upper connecting block 133 arranged on the feeding lifting cylinder, a connecting rod 134, a lower connecting block 135, a heat conducting block 136 and a laying block 137, the lower connecting block is arranged at the lower end of the connecting rod, the heat conducting block is arranged below the lower connecting block, a heating rod 138 penetrates through the connecting rod and the lower end of the connecting rod is connected with the heat conducting block, the laying block is arranged below the heat conducting block, the feeding lifting cylinder is used for outputting power, the upper connecting block and the lower connecting block are respectively connected with two ends of the connecting rod, the lifting heat conducting block and the laying block are controlled to complete laying of the integrated backboard, and the heating rod is heated, and the heat conducting block and the laying block press and hold the integrated back plate, so that the integrated back plate is locally heated, an EVA (ethylene vinyl acetate) layer in the integrated back plate is locally melted, and the back plate layer and the copper foil layer are bonded.
The invention also comprises a visual device 14, the visual device adopts a CCD camera to photograph the position of the integrated backboard and detects whether the position of the backboard is accurate, if the requirement on precision is higher, the position of the integrated backboard can be corrected in real time by the feedback of the photographing of the CCD camera by matching with a correction device in the prior art.
The working principle is as follows: when the integrated backboard clamping device is implemented, a feeding placing conveying line on equipment starts to run, a backboard follow-up tooling plate bears an integrated backboard to be transported on a production line, the backboard follow-up tooling plate is conveyed in place, a jacking frame jacks the backboard follow-up tooling plate, meanwhile, an integrated backboard clamping device is ready to clamp the integrated backboard, a clamping jaw lifting device starts to lower a clamping jaw device, a sensor detects that the clamping jaw device descends in place, a pushing cylinder moves, a pushing gear pushes a rack to assist synchronous pushing, a clamping cylinder moves, an upper clamping jaw and a lower clamping jaw are matched to clamp the integrated backboard, the pushing cylinder retracts backwards for a certain distance, in the process, the retracting displacement of the cylinder is controlled through a proportional control valve, the clamping of the integrated backboard is finished, the clamping jaw lifting device ascends, the sensor detects that the integrated backboard is in place, the sensor feeds back signals to the integrated backboard conveying device, a conveying servo motor serves as output power and is transmitted through a speed reducer and a first linear module, the clamped integrated backboard is conveyed to the position above the backboard follow-up tooling plate, the sensor detects the integrated backboard in place, the conveying is stopped, a conveying in-place signal is fed back to the lifting servo motor, the clamping jaw lifting device descends, the integrated backboard is placed on the backboard follow-up tooling plate, the upper clamping jaw and the lower clamping jaw are loosened, the air cylinder is pushed to retreat, the clamping jaw lifting device ascends, the integrated backboard conveying device returns to the original position, and the next clamping of the integrated backboard is carried out.
Simultaneously, the visual device shoots, whether the position of the backboard is accurate or not is detected, if the precision is required to be higher, a deviation correcting device can be matched, the integrated backboard is corrected in real time through camera feedback, the integrated backboard is placed and finished, the integrated backboard heating device descends, the heat conducting block contacts the backboard, through heating of the heating rod, heat conduction of the heat conducting block is realized, local heating is carried out on the integrated backboard, EVA (ethylene vinyl acetate) is locally melted, the purpose of adhesion of a backboard layer and a copper foil layer of the integrated backboard is achieved, the heating is finished, adhesion of the integrated backboard is completed, the lifting device matched with the jacking frame for use falls back, the backboard follow-up tooling plate bears the integrated backboard with good adhesion, the integrated backboard is placed by a feeding placing conveying line to be conveyed to the next station, and the laying action of a single integrated backboard is finished.
The steps are repeated, and the laying and bonding work of the integrated back plate can be rapidly and continuously completed.
(2) Glue scraping unit
The frictioning unit carries out the frictioning to the product and handles, and when gluing direct setting on the battery piece, the frictioning unit can directly cancel or not work.
The frictioning unit comprises a printing frame 1009, a printing frictioning deviation-correcting device, a visual detection device 1012, a safety light curtain, a lifting feeding device, a feeding, conveying and jacking device, a light source, a caster with an adjusting block, a touch control plate, a display screen and other safety baffles. The printing frictioning deviation correcting device is provided with a lifting feeding device for driving the printing frictioning deviation correcting device to move up and down, a feeding conveying jacking device is further arranged below the printing frictioning deviation correcting device, and a visual detection device is arranged above the printing frictioning deviation correcting device. The inside top of printing frame and both sides still locate to be equipped with the light source, and the stand position of printing frame still is provided with safe light curtain, and printing frame one side still is provided with the touch-control board, and the printing frame still sets up safety shield all around, and the printing frame bottom still is provided with the area and adjusts the block truckle.
Printing frictioning deviation correcting device includes print frame 1023, double knives frictioning device 1010, compresses tightly deviation correcting device 1011, displacement feeding device set up in the print frame, a set of or multiunit double knives frictioning device with displacement feeding device is connected to round trip movement in the print frame, double knives frictioning device can effectively avoid once the frictioning inhomogeneous, the frictioning problem of leaking gluey appears, guarantees the frictioning quality, two sets of compression deviation correcting device relative slip set up in the print frame, and compress tightly deviation correcting device set up respectively in the both sides of double knives frictioning device to adjust the interval that compresses tightly between the deviation correcting device according to the size of actual screen plate, so that bearing screen plate is suitable for multiple screen plate type, satisfies multiple size screen plate's demand.
One end or both ends of printing frame can be provided with scraper layer board 1069, and the scraper layer board is located the below of two sword frictioning devices originated/termination position, the bottom of scraper layer board is connected with layer board lift drive, and layer board lift drive drives scraper layer board up-and-down motion (to flush with the material loading adsorption tooling board) for when printing, the scraper layer board can play the below of seal department at the half tone and carry out the supporting effect, is used for offsetting the pressure of a part scraper to the half tone, extension half tone life-span.
Wherein, layer board lift drive arrangement includes layer board lift cylinder, in order to further improve the stability that scraper layer board goes up and down, swing joint has layer board lift guide bar on the scraper layer board.
The double-blade frictioning device 1010 comprises a frictioning support frame 1024, a scraping plate lifting cylinder 1025, a scraping plate lifting guide mechanism 1028, a scraping plate connecting mechanism and a belt clamping plate device, wherein the scraping plate comprises one or more of a front silk-screen scraping plate 1026 and a rear silk-screen scraping plate 1027. The frictioning support frame passes through scraper blade lift guiding mechanism and scraper blade coupling mechanism with scraper blade swing joint, scraper blade lift cylinder set up in on the frictioning support frame to drive the scraper blade up-and-down motion through scraper blade coupling mechanism, the both ends of frictioning support frame be provided with be used for with displacement feed device fixed connection the belt splint device.
The scraper plate lifting cylinder is connected with a pressure regulating device, two superior pressure regulating modes are provided, one mode is to arrange a precise pressure regulating valve, and the other mode is to arrange a proportional control valve. The accurate air-vent valve can accurate control pressure, and the proportional control valve then can regulate and control pressure, has compensation pressure, and both purposes are the quality in order to guarantee the frictioning, accurate frictioning, and two kinds of modes can be selected according to the demand.
The scraper lifting guide mechanism comprises a scraper lifting guide seat and a scraper lifting guide shaft, the scraper lifting guide seat is fixedly arranged on the frictioning support frame, the lower end of the scraper lifting guide shaft is connected with the scraper connecting mechanism, and the upper end of the scraper lifting guide shaft is slidably arranged in the scraper lifting guide seat.
The scraper blade coupling mechanism includes scraper blade connecting block 1029, scraper blade connecting plate 1030, the scraper blade connecting block with scraper blade lift guiding axle with scraper blade lift cylinder is connected, the scraper blade connecting plate with the scraper blade connecting block is connected, the scraper blade with the scraper blade connecting plate is connected.
The displacement feeding device comprises a displacement feeding servo motor 1036, a displacement feeding belt 1037, a displacement feeding shaft 1038, a displacement feeding coupler and a displacement feeding belt pulley 1039, wherein the displacement feeding belt encircles the displacement feeding belt pulley, the displacement feeding servo motor is connected with the displacement feeding belt pulley through the displacement feeding shaft and the displacement feeding coupler so as to drive the displacement feeding belt to move.
The double-knife glue scraping device has the advantages that the displacement feeding servo motor is used for outputting power, the displacement feeding shaft, the displacement feeding coupler, the displacement feeding belt pulley and the displacement feeding belt are used for transmitting the power, the purpose that the double-knife glue scraping device moves on the screen plate in a reciprocating mode is achieved, and inclination and deviation cannot occur in the transmission process.
The belt clamping plate device comprises a clamping plate connecting plate 1031, an upper clamping plate 1032 and a lower clamping plate 1033, the clamping plate connecting plate is connected with the frictioning support frame, the upper clamping plate is arranged on the clamping plate connecting plate, the lower clamping plate is detachably connected with the upper clamping plate, the upper clamping plate and the lower clamping plate are respectively positioned on the upper side and the lower side of the displacement feeding belt so as to fixedly clamp the displacement feeding belt.
In order to further improve the stability and accuracy during displacement, a displacement slider 1034 is disposed on the splint connecting plate, and a displacement slide rail 1035 slidably connected to the displacement slider is disposed on the inner side of the print frame, so that the displacement feeding device can drive the frictioning support frame to move back and forth along the displacement slide rail.
The pressing deviation-rectifying device comprises a pressing deviation-rectifying support frame 1040, a pressing driving cylinder 1041, a pressing pressure plate 1042, a pressing deviation-rectifying connecting block 1043, a silk screen supporting plate 1044 and a manual or automatic supporting plate adjusting driving device,
the screen plate compression and correction device is characterized in that the compression and correction support frame is provided with a compression driving cylinder, the compression driving cylinder is connected with a compression pressing plate to drive the compression pressing plate to move up and down to compress the screen plate, the compression and correction connecting block is arranged on the compression and correction support frame in a sliding mode, the screen supporting plate is connected with the compression and correction connecting block, two ends of the compression and correction support frame are connected with the displacement slide rail in a sliding mode through sliders, and the supporting plate adjusting and driving device drives the compression and correction support frame to move back and forth along the displacement slide rail to adjust the distance between the screen supporting plates which are arranged oppositely, so that the use requirements of different screen plates are met.
The supporting plate adjusting and driving device comprises a supporting plate adjusting gear 1045, a supporting plate adjusting rack 1046, a supporting plate adjusting hand wheel 1047 (other automatic driving devices can be adopted), a bevel gear group 1048, a supporting plate adjusting and positioning block 1051, a supporting plate adjusting fixing plate 1073, a locking driving cylinder 1049 and a locking rack 1050, wherein the supporting plate adjusting and positioning block is arranged at two ends of the pressing deviation rectifying support frame, the supporting plate adjusting and positioning block and the supporting plate adjusting fixing plate are in sliding connection with the displacement slide rail through a slider, the supporting plate adjusting hand wheel is arranged on the supporting plate adjusting fixing plate and drives the bevel gear group to rotate, a horizontal rotating gear in the bevel gear group is connected with a screw rod which is rotatably arranged on the supporting plate adjusting fixing plate so as to drive the screw rod to rotate, a nut on the screw rod is connected with the supporting plate adjusting and positioning block, so that the screw rod drives the supporting plate adjusting and positioning block to move back through the nut, thereby adjust the whole position that compresses tightly the support frame of rectifying, layer board adjusting gear rotatable set up in on the layer board is adjusted the position block, layer board adjusting rack fixed set up in print frame, layer board adjusting gear with the meshing motion of layer board adjusting rack, locking drive actuating cylinder set up in on the layer board is adjusted the fixed plate, locking drive actuating cylinder drives locking rack and layer board adjusting rack meshing to reach the mesh of locking rack.
When adjusting, utilize locking rack and layer board adjusting rack earlier to lock, then rotate layer board adjusting hand wheel and rotatory in order to control bevel gear group's meshing for control layer board adjusting gear and layer board adjusting rack are linear motion, and bevel gear group drives the layer board through lead screw and nut simultaneously and adjusts the piece fore-and-aft motion of positioning, thereby makes whole pressure deviation correcting device move under the displacement slide rail effect wholely, further adjusts the interval between two layer boards, in order to reach the purpose that adapts to different otter board sizes.
One of silk screen layer board serves and is connected with a silk screen layer board deviation correcting device for to the otter board deviation rectifying, silk screen layer board deviation correcting device is including rectifying and adjusting drive arrangement, the accommodate the lead screw 1053 that rectifies, the bent plate 1054 that rectifies, the bearing frame 1055 that rectifies, the adjust drive arrangement that rectifies sets up in the accommodate the lead screw's that rectifies outer end, with the silk screen layer board is connected the bearing frame that rectifies is in the accommodate the lead screw up back and forth movement of rectifying, the layer board adjust the alignment piece with the accommodate the lead screw that rectifies is rotatable coupling (can also play the effect of support lead screw), the bent plate that rectifies with the bottom of the adjust alignment piece of rectifying is connected. The deviation rectifying and adjusting driving device drives the deviation rectifying and adjusting screw rod to rotate, so that the deviation rectifying bearing seat drives the silk screen supporting plate to perform fine adjustment movement, and deviation rectifying of the silk screen supporting plate is completed.
The two correction methods are provided, one is manual correction, the correction adjusting driving device adopts a correction adjusting hand wheel 1052, fine adjustment spacing of a correction bent plate is adjusted through adjustment of the correction adjusting hand wheel, so that manual correction of the screen plate is achieved, the correction adjusting driving device adopts a motor, a camera of a vision device is used for photographing and detecting glue point positions of the screen plate, the glue point positions are fed back to the motor, and automatic accurate correction of the screen plate is achieved.
The lifting and feeding device comprises four linkage devices 1015, a lifting and feeding guide seat 1014 and four-column lifting devices 1056, the lifting and feeding guide seat 1014 is arranged on the printing machine frame, one end of each four-column lifting device is connected with the four linkage devices, the other end of each four-column lifting device penetrates through the lifting and feeding guide seat to be connected with four corners of the printing frame, and the four linkage devices are simultaneously connected with the four-column lifting devices and transmit the four lifting and feeding devices so as to simultaneously drive the printing frame to move up and down through the four-column lifting devices.
The four linkage devices adopt four linkage servo motors 1057 as output power, the four linkage servo motors are connected with the first-stage commutator through a first-stage coupler, then connected with the first-stage commutator through a transmission shaft and a second-stage coupler, and connected with the four-column lifting device through a shaft and a third-stage coupler so as to drive the four-column lifting device to lift and drive, and four-corner transmission is completed. The four linkage devices aim to ensure that the screen plates descend to the same height when descending, so that the planes of the screen plates are on the same horizontal plane, and also aim to ensure that the screen plates are lifted simultaneously when ascending, thereby avoiding glue overflow caused by asynchronous lifting of the screen plates and ensuring the printing quality.
The four-column lifting device provides two lifting structures, one is driven by a gear and rack mode, and the other is driven by a lifting screw rod device (four linkage devices drive nuts to rotate so as to enable the screw rod to move up and down). The four-column lifting device can be connected with the printing frame through a guide shaft 1058, the guide shaft is connected with a lifting feed guide seat in a sliding manner, and the printing frictioning deviation correcting device is controlled to stably lift.
(3) Insulating layer processing unit
The insulating layer processing unit can adopt one of an insulating layer spraying device, an insulating layer printing device and a GPS laying unit. The insulating layer spraying device and the insulating layer printing device can adopt the existing spraying or printing equipment to directly spray or print the insulating material on the product so as to complete the adding treatment of the insulating layer/film, or can adopt the GPS laying unit to lay the formed insulating layer/film on the product.
The GPS laying unit comprises an insulating layer placing rack 17, two layers of raw material bins arranged on the insulating layer placing rack, a pallet transmission line 20, a product pallet 21, a pallet jacking mechanism, a laying mechanism bottom plate 22, a laying driving mechanism 24, a first vision acquisition device 25 and a second vision acquisition device 26, wherein the raw material bins comprise an upper layer raw material bin 18 and a lower layer raw material bin 19, the upper layer raw material bin and the lower layer raw material bin can be switched back and forth between a manual feeding position and a feeding position, the raw material bin positioned at the manual feeding position is used for bearing a manually placed GPS insulating layer, the laying driving mechanism is used for driving the laying mechanism bottom plate to absorb the GPS insulating layer in the raw material bin at the feeding position and convey the GPS insulating layer to the upper part of the product pallet, the front side of the product pallet is a pallet adsorption surface, the reverse side of the pallet transportation bottom surface, the pallet transmission line is used for conveying the product pallet to the position right below the laying driving mechanism, the following tooling plate jacking mechanism is used for jacking a product following tooling plate so as to facilitate the first vision acquisition device to acquire images of the positions of the glue applying point and the mark point on the integrated back plate, the second vision acquisition device is used for acquiring images of the mark point on the GPS insulating layer adsorbed by the bottom plate of the laying mechanism, and particularly, the first vision acquisition device and the second vision acquisition device are a plurality of CCD cameras arranged on the insulating layer placing rack, wherein, the CCD camera of the first vision acquisition device shoots from top to bottom and has three functions, firstly, the glue brushing condition of the glue point is checked, whether brush missing or unqualified glue points occur or not is judged, secondly, the coordinates of the mark points on the back plate are shot and calculated, thirdly, after a GPS insulating layer is laid, whether the laying is qualified is checked by photographing, and the CCD camera of the second vision acquisition device shoots from bottom to top and is mainly used for shooting and calculating the coordinates of the mark points on the GPS insulating layer.
It should be noted that the following tooling plate jacking mechanism is not limited to a specific structure, and can be formed by adopting structures such as a jacking cylinder and a profile in the prior art, and all lifting mechanisms capable of realizing jacking and positioning of the product following tooling plate in the prior art are suitable for the invention.
Lay mechanism bottom plate 22 including absorption support 221, set up in the linking bridge 222 of absorption support top, set up in vacuum tube joint 223 and the adsorption plate 224 of absorption support below and be connected with vacuum tube joint and be used for producing the volute pump 225 of negative pressure, the linking bridge top is provided with and lays the synchronous drive mechanism that actuating mechanism meshing is connected, be provided with multiunit adsorption plate mechanism of rectifying between absorption support and the linking bridge, synchronous drive mechanism includes synchronizing shaft 226, synchronizing gear 227, rolling bearing 228 and bearing frame 229, the synchronizing shaft wears to locate in rolling bearing and the bearing frame and sets up in the top of linking bridge, synchronizing gear sets up in the both ends of synchronizing shaft and with lay actuating mechanism and mesh mutually.
Specifically, adsorption plate mechanism of rectifying is including rectifying loading board 230, and the below of the loading board of rectifying is connected with bearing mechanism 232 through vertical slide rail sliding block assembly 231, the top of the loading board of rectifying is provided with horizontal slider 233 and horizontal slide rail 234, and horizontal slide rail is connected with the linking bridge, and bearing mechanism's lower extreme is connected with the absorption support, and bearing mechanism includes bearing and the connecting piece that sets up from top to bottom, and here connecting piece is two upper and lower discs for the bearing that illustrates for this reason, and the top disc is connected with the loading board of rectifying through vertical slide rail sliding block assembly, and lower disc is connected with the absorption support, be provided with the advancing mechanism who is used for driving the horizontal motion of adsorption plate on the loading board of rectifying.
Specifically, the propulsion mechanism comprises a deviation rectifying motor 235 arranged below the connecting bracket, a deviation rectifying screw 236 arranged on the deviation rectifying motor and a deviation rectifying slide block 237 sleeved on the deviation rectifying screw, the deviation rectifying motor pushes the deviation rectifying slide block to move through the deviation rectifying screw so as to drive the transverse slide block to reciprocate along the axis direction of the deviation rectifying screw, a plurality of groups of adsorption plate deviation rectifying mechanisms arranged in different directions can realize the horizontal movement of the adsorption plate in the long edge direction or the short edge direction, specifically, the direction in which the deviation rectifying screw is arranged is seen when the deviation rectifying screw is moved to the long edge or the short edge, the deviation rectifying screw moves to the long edge towards the long edge, and vice versa, according to the principle, a plurality of groups of identical adsorption plate deviation rectifying mechanisms are arranged, the direction of the deviation rectifying screw is changed, the direction in which the deviation rectifying direction is needed by people is met, the deviation rectifying motors with two parallel axes in the plurality of groups of adsorption plate deviation rectifying mechanisms are opposite in rotation direction, and can drive the deviation rectifying slide blocks on the two screw rods to move towards opposite directions, the combined action can generate compound movement, and the rotary movement of the bottom plate of the laying mechanism is realized.
Seted up a plurality of absorption holes A on the adsorption plate and dodged hole B, the absorption hole is convenient to be sucked up the GPS insulating layer through the negative pressure, dodges hole B and glues the point in order to protect, avoids the negative pressure to destroy and glues the point, dodges the hole degree of depth and can not get through the face of adsorbing, dodges the degree of depth in hole in addition and should surpass the height of gluing the point in order to avoid pressing and glue the point, and approximate numerical value is about 2~2.5mm, and minimum degree of depth also should surpass 1.5 mm.
The laying driving mechanism 24 comprises two laying straight line modules 241 arranged at two sides of the insulating layer placing rack, an X-axis connecting frame 242 arranged below the straight line modules in a sliding manner, a Y-axis connecting frame 243 arranged on the X-axis connecting frame in a sliding manner, and a laying lifting cylinder 244 arranged on the Y-axis connecting frame, wherein the X-axis connecting frame is connected with the connecting frame, a synchronous rack 245 meshed with a synchronous gear is arranged at the side surface of the X-axis connecting frame, the Y-axis connecting frame is connected with the adsorption plate, a laying driving motor 246 and a first motor shaft 247 are arranged between the two laying straight line modules, the laying driving motor transmits power to the laying straight line modules through the first motor shaft to drive the X-axis connecting frame to move back and forth along the laying straight line modules, and a displacement sensor 248 capable of monitoring and feeding back position information of laying height is further included in the laying driving mechanism, the paving height value is more accurate.
Specifically, lay translation and the elevating movement of actuating mechanism mainly used drive mechanism bottom plate of laying, can realize that the mechanism bottom plate of laying comes and goes in blowing position and feed position, it comes and goes two material level main power and derives from laying driving motor, later through first motor shaft transmission to laying sharp module in order to realize coming and going, Y hub connection frame links to each other with the mechanism bottom plate of laying, mention and descend and drive the mechanism bottom plate of laying by the lift cylinder of laying of both sides and accomplish, both sides are all mentioned and descend with laying the lift cylinder, the asynchronous condition in both sides can appear, the synchronous gear of both sides with lay the synchronous rack toothing of both sides on the actuating mechanism, make the angular velocity and the linear velocity of the synchronous gear in both sides all the same, steerable is the same with the synchronous tooth linear velocity in both sides of its meshing, the problem of laying the mechanism bottom plate both sides synchronous lift has been solved.
Former feed bin in upper strata and the structure in former feed bin in lower floor are the same, include: the device comprises a bin guide rail 181 arranged on an insulating layer placing rack, a bin support frame 182 arranged on the bin guide rail in a sliding manner, a GPS insulating layer placing plate 183, a dovetail groove sliding table 184, a material pushing bin long cylinder 185 and a positioning pin 186, wherein the GPS insulating layer placing plate and the bin support frame are fixed into an integral bin structure through an intermediate connecting plate 187, the dovetail groove sliding table is arranged on the intermediate connecting plate, the positioning pin is arranged on the dovetail groove sliding table, the GPS insulating layer placing plate can be pushed by the material pushing bin long cylinder to move back and forth along the bin guide rail, the material bin is manually placed when the material pushing bin long cylinder extends out, the material bin is placed at a feeding position when the material pushing bin long cylinder is pulled back, the material pushing bin long cylinder acts on the bin support frame to move, different sliding modes are adopted on the left side and the right side, and linear motion is realized by using a sliding rail and a sliding block on one side; the other side of the material bin is moved by using a roller to replace a sliding rail sliding block, so that the movement of the material bin structure is smoother, the phenomenon of blocking is avoided, the material bins are arranged one for use and one for standby, the two material bins are arranged one above the other in space, one of the two material bins can be used for standby, and when one material bin is in a working state, the position of the material bin is positioned at a feeding position, namely the position shown by the upper material bin in the figure 1; another raw materials storehouse manual filling GPS insulating layer raw materials, its position is located the artifical material loading position, the position of lower floor's raw materials storehouse promptly, and the raw materials in the raw materials storehouse of working is used up, directly pulls in the replacement empty storehouse with full storehouse, and the empty storehouse is sent out and is filled the raw materials, reduces production cycle because of the time that the material loading spent.
The pallet transmission line 20 comprises a pallet driving motor 201, a second motor shaft 202, a belt pulley 203 arranged at two ends of the second motor shaft, a transition wheel 204, a conveying belt 205 sleeved on the belt pulley and a conveying profile 206, wherein the belt pulley and the transition wheel are arranged on the conveying profile, the pallet driving motor rotates to drive the conveying belt to run through the second motor shaft driving belt pulley, the driving force of the pallet transmission line is derived from the pallet driving motor, the pallet transmission line can be matched with the second motor shaft driving belt to increase the setting correcting wheel 207, and a certain auxiliary correcting effect can be realized on the product pallet.
The working principle is as follows: in the moving direction of the laying linear module, four positions of a GPS insulating layer are defined, firstly, a material supply position is the position shown by an upper raw material bin in a figure 1, secondly, a manual material loading position is the position of a lower raw material bin in the figure 1, thirdly, a material discharging position is positioned right above a product follow-up tooling plate in the figure 1, fourthly, the position is positioned above a second vision acquisition device in the figure 1, namely a photographing position, the GPS insulating layer is manually aligned with a positioning pin and placed in the raw material bin, the GPS insulating layer is at the manual material loading position at the moment, the bin after material loading is pulled into the material supply position through a pushing bin long cylinder, the used bin is sent back to the manual material loading position through the pushing bin long cylinder, the product follow-up tooling plate carries a back plate to carry out glue scraping operation in the previous procedure, the placing device of the invention is conveyed by a follow-up tooling plate transmission line to lay the GPS insulating layer, a follow-up tooling plate jacking mechanism inserts the positioning pin into a product follow-up tooling plate positioning hole and jacks up the product follow-up tooling plate, after the product follow-up tooling plate is jacked up, a first vision acquisition device shoots, the aim of shooting is fulfilled, on one hand, whether glue points are missing or not is checked, if the glue points are missing, equipment alarms, and manual processing is carried out, and on the other hand, the coordinate value of a mark point on the back plate is calculated;
before the GPS insulating layer is sucked up by an adsorption plate in the laying mechanism at a feeding position, then a driving mechanism is laid to send the GPS insulating layer to a photographing position, a second vision acquisition device photographs the GPS insulating layer in the process, the coordinate value of a mark point on the GPS insulating layer is calculated, after the first vision acquisition device photographs and determines that the positions of a glue point and a backboard mark point are not problematic, the driving mechanism is laid to send the GPS insulating layer to the position above a product follow-up tooling plate, namely, a discharging position, the relative position difference value of the mark points on the backboard and the GPS insulating layer is calculated, the difference value is fed back to the adsorption plate deviation correcting mechanism to correct the deviation, the deviation is finished, the laying driving mechanism drives a bottom plate of the laying mechanism to descend to lay the GPS insulating layer on the backboard, and then the GPS insulating layer is lifted and returned to the feeding position.
After the GPS insulating layer is laid, the first vision acquisition device shoots again, whether the glue point is in the center of the GPS insulating layer preformed hole is determined, if the GPS insulating layer is laid, the follow tooling plate jacking mechanism descends, the product follow tooling plate continues to be transported to a previous station through the follow tooling plate transmission line, and if the GPS insulating layer is not laid, the equipment gives an alarm, and manual processing is carried out.
(4) Swing sheet unit
The swing piece unit can adopt the existing swing piece mechanism.
Or the sheet swinging unit comprises a solar cell sheet feeding mechanism and a sheet swinging mechanism, the sheet swinging mechanism grabs the solar cell sheets in the solar cell sheet feeding mechanism, and places the solar cell sheets on the special follow-up tooling plate on the sheet swinging station according to requirements. The special follow-up tooling plate can adopt the existing follow-up tooling plate or directly adopt toughened glass in a packaging material, or can adopt a feeding adsorption follow-up tooling plate.
Preferably, a follow-up tooling plate jacking device for positioning and jacking the loading adsorption follow-up tooling plate is further arranged below the loading adsorption follow-up tooling plate conveying line in the sheet swinging unit, so that accurate positioning before sheet swinging of the loading adsorption follow-up tooling plate is realized.
The solar cell feeding mechanism comprises a material box feeding hole, a material box discharging hole, a material box conveying mechanism and a solar cell ejecting mechanism. The material box conveying mechanism conveys the material box for conveying, and the solar cell ejecting mechanism is located below the material box conveying mechanism to position and eject the material box. The structure of the solar cell ejecting mechanism can be the same as that of the follow-up tooling plate jacking device.
Preferably, the sheet placing mechanism is of a gantry beam type structure, two groups of sheet placing mechanical arms are arranged on each group of gantry beam type structures, two groups of sheet placing suckers are arranged on each sheet placing mechanical arm, each group of sheet placing suckers can independently move on the sheet placing mechanical arms, the mechanical arms take materials in the material boxes, the material boxes are placed on the material box conveying mechanism (belt) as required, and then the sheet placing mechanical arms on the gantry frame grab a plurality of sheets at a time and place the sheets on the follow-up tooling plate at the same time.
Or the sheet swinging unit comprises a sheet swinging X shaft, a sheet swinging Y shaft, a sheet swinging Z shaft, a sheet swinging compensation X shaft, a sheet swinging rotating shaft, a sheet swinging sucker and a sheet swinging sucker lifting cylinder. A set of swing piece X shafts is arranged at two ends of the swing piece Y shaft respectively, two sets of swing piece Y shafts are arranged on the swing piece Y shafts, and the swing piece suckers on each set of swing piece Y shafts take materials, take pictures and discharge materials at the same time. And two groups of swing piece Z shafts are respectively arranged on each group of swing piece Y shafts, a swing piece compensation X shaft is arranged at the tail end of each swing piece Z shaft, the swing piece compensation X shaft can drive the swing piece rotating shaft to move back and forth along the swing piece X shaft direction, and the swing piece sucker is connected to the swing piece rotating shaft through a swing piece sucker lifting cylinder so as to realize the independent up-and-down movement of the two groups of swing piece suckers on the swing piece rotating shaft.
Preferably, a solar cell feeding mechanism is further arranged, and the solar cell feeding mechanism is further provided with a material box feeding hole, a material box discharging hole, a material box conveying mechanism and a solar cell ejecting mechanism. The solar cell piece ejection mechanism is arranged near the special follow-up tooling plate, and the piece swinging mechanism can reach the special follow-up tooling plate, so that the stroke of the piece swinging mechanism when the solar cell piece is taken is reduced, and the time is saved. Still be provided with the camera of shooing beside solar wafer liftout mechanism, reach the mechanism top of shooing after the pendulum piece mechanism has taken out the material from solar wafer liftout mechanism, shoot solar wafer this moment, calculate the position of solar wafer, can compensate according to the position of battery piece when pendulum piece mechanism puts the solar wafer toward special retinue frock board to be in the position that has set for when guaranteeing each solar wafer blowing, guaranteed the blowing precision.
Preferably, the solar cell ejecting mechanism is arranged beside the material box transmission mechanism, and when the solar cell ejecting mechanism supplies materials to the sheet swinging mechanism, the material box transmission mechanism can also supply materials to the rest solar cell ejecting mechanism.
Preferably, there are two groups of solar cell ejecting mechanisms for supplying materials to each group of swing piece suckers, and when a group of solar cells are used up, the swing piece suckers can be switched to the other group of ejecting mechanisms, so that the waiting time for switching the material boxes is reduced.
Preferably, the vertical material box transmission mechanism vertical to the transmission direction of the pallet is arranged below the pallet transmission mechanism, and the vertical material box transmission mechanism and the parallel material box transmission mechanism parallel to the transmission direction of the pallet are arranged on the same plane through the material box lifting mechanism, so that the influence of the material box transmission mechanism on the transmission of the special pallet can be reduced.
Preferably, an upper light source is further arranged above the swing piece sucker, the lower light source on the photographing mechanism is matched to photograph the solar cell twice, and the position and the defect detection of the solar cell can be calculated more accurately.
The exemplary implementation steps of the swing sheet operation include:
the special follow tooling plate (feeding adsorption follow tooling plate) used for bearing the back plate, the EVA, the back conductive electrode, the insulating film and the solar cell moves to a sheet placing station under the conveying of the conveying unit, and the back plate, the EVA and the back conductive electrode are sequentially laid on the special follow tooling plate from bottom to top before entering the equipment.
When the special follow tooling plate moves to the sheet placing station, a follow tooling plate jacking device below the transmission unit and used for positioning and jacking the special follow tooling plate drives the special follow tooling plate to move upwards, and the position of the special follow tooling plate is kept still after the special follow tooling plate is jacked in place. The upper surface before jacking of the follow tooling plate jacking device is lower than the upper surface of the follow tooling plate transmission mechanism, so that the precise positioning of the special follow tooling plate on the follow tooling plate transmission mechanism is realized.
At the moment, a material box placed from a material box feeding port reaches 4 solar cell piece ejection mechanisms under the driving of a material box conveying mechanism, the solar cell piece ejection mechanisms lift the solar cell pieces to material taking positions of the swinging piece suckers, the swinging piece Z shafts descend, the swinging piece suckers take the materials from the material box, the swinging piece Z shafts ascend after the material taking is completed, the swinging piece suckers reach the upper portion of the photographing mechanism, the lower light source is turned off first, the upper light source is turned on for photographing once, the lower light source and the upper light source are turned on for photographing once, and the photographing mechanism calculates the positions and the defect conditions of the solar cell pieces after the two times of photographing are completed and then sends the positions and the defect conditions to the swinging piece mechanisms. If the solar cell is defective, the solar cell is thrown into a waste material box, and if the solar cell is normal, the solar cell is conveyed to a throwing position on the special follow-up tooling plate by the cell swinging mechanism. When the swing piece mechanism throws materials, the swing piece lifting cylinder No. 1 is stretched out, and after the first piece is thrown materials, the swing piece mechanism stretches out the swing piece lifting cylinder No. 2 to carry out second piece throwing. Because each group of the swinging pieces Y shaft is provided with two groups of swinging piece Z shafts, in order to enable the two groups of the swinging piece Z shafts to be capable of feeding materials simultaneously, the swinging piece compensation X shaft can finely adjust the position of the solar cell piece, thereby ensuring that each solar cell piece can reach the set position on the special follow-up tooling plate.
After the solar cells are arranged on the special follow-up tooling plate, the follow-up tooling plate jacking device descends, the special follow-up tooling plate is placed on the follow-up tooling plate transmission line, and then the special follow-up tooling plate full of cells is transmitted to subsequent equipment.
When above 4 groups of solar wafer liftout mechanisms feed, magazine transport mechanism can convey the magazine to 4 other groups of solar wafer liftout mechanism tops, and when the solar wafer used up in the preceding magazine, the pendulum piece sucking disc can switch at once and get the material position to reduce and wait. After the solar cells in the material box are used up, the material box is driven by the material box transmission mechanism to be transmitted out from the material box discharge port.
(5) Translation unit
The translation unit has two structures.
The first structure is as follows:
the translation unit includes: the device comprises a steering translation rack 1, a feeding carrier 2 arranged above the steering translation rack, a first translation mechanism 3, a second translation mechanism 4 and a jacking mechanism 5, wherein the first translation mechanism is used for driving the feeding carrier to move back and forth along a first direction to convey a loaded battery piece assembly, the second translation mechanism is used for driving the feeding carrier to move back and forth along a second direction to convey the loaded battery piece assembly, the jacking mechanism is used for driving the feeding carrier to move up and down to adjust the height difference with front and back butting equipment, an optical sensor used for detecting whether the feeding carrier is in place or not is arranged on the steering translation rack, the horizontal length direction of the feeding carrier is the first direction, and the second direction and the first direction are perpendicular to each other.
Specifically, the first translation mechanism 3 includes two first direction conveying lines 31 arranged on the lifting platform, a first synchronous belt pulley 32 and a first servo motor 33 arranged between the two first direction conveying lines, the first synchronous belt pulley contacts with the lower surface of the feeding carrier, it should be noted that the output end of the first servo motor is in transmission connection with the first synchronous belt pulley through the existing transmission devices such as gears and conveying belts, the first servo motor is used for driving the first synchronous belt pulley to rotate so as to enable the synchronous belt to move, the feeding carrier contacts with the synchronous belt, and the synchronous belt enables the feeding carrier to move back and forth in the first direction.
Specifically, the jacking mechanism 5 is arranged between the feeding carrier 2 and the supporting plate 6 and comprises a lifting platform 51, a scissor fork 52 arranged below the lifting platform and a servo electric cylinder 53 for driving the lifting platform to move up and down, the second translation mechanism 4 comprises a transmission rack 41 and a third servo motor 42 which are arranged on a steering translation rack, the output end of the third servo motor is connected with a transmission gear 44 after being decelerated by a first planetary reducer 43, the transmission gear is meshed with the transmission rack, the transmission rack extends along the second direction, and guide rails 45 are arranged on two sides of the transmission rack below the supporting plate.
The working principle is as follows: (1) the feeding carrier bears a component with a battery piece placed, the component is transmitted by the previous device, the optical sensor detects that the feeding carrier is transmitted to the streamline of the device, the feeding carrier feeds back to the first servo motor to do deceleration movement, the feeding carrier stops transportation after being completely transported in place, the optical sensor detects an in-place signal and feeds back to the third servo motor on the steering translation rack, the third servo motor serves as output power, the output power is decelerated through the first planetary reducer and then is matched with the transmission rack through the transmission gear to achieve the purpose of translation in the second direction, and meanwhile when the optical sensor on the steering translation rack detects that the feeding carrier is in place, the signal is fed back to the first servo motor, the feeding carrier starts to be conveyed in the first direction and is transmitted to the next device. (2) After the transmission is finished, the sensor detects that the feeding carrier completely leaves the device, a signal is fed back to the third servo motor, the transmission gear and the transmission rack are matched, the device is translated back to the original position, and the next feeding carrier is waited for transmission. (3) And (3) repeating the steps (1) to (2), and continuously and quickly finishing the translation work of the photovoltaic module. In addition, when the height difference exists between the reference surfaces of the front equipment and the rear equipment of the steering translation equipment, the compensation height is preset at the moment, when the feeding carrier is completely conveyed and is prepared for translation, the second servo electric cylinder of the jacking mechanism receives a signal at the moment, and the lifting platform is lifted through the action of the second servo electric cylinder to compensate the required height difference, so that the shaking of the swung battery piece is reduced as much as possible.
The second structure is as follows:
the translation unit includes: the device comprises a steering translation rack, a feeding carrier arranged above the steering translation rack, a first translation mechanism, a second translation mechanism and a jacking mechanism, wherein the first translation mechanism is used for driving the feeding carrier to move back and forth along a first direction to convey a loaded battery piece assembly, the second translation mechanism is used for driving the feeding carrier to move back and forth along a second direction to convey the loaded battery piece assembly, the first direction and the second direction are perpendicular to each other, and the jacking mechanism is used for driving the feeding carrier to move up and down to adjust the height difference between the feeding carrier and front and back butt joint equipment.
Specifically, the second translation mechanism includes a start end transmission line 46, an intermediate end transmission line 47 and an end transmission line 48, which are disposed on the steering translation rack, and the feeding carriers are sequentially transmitted from the start end transmission line to the intermediate end transmission line in the second direction and finally transmitted to the end transmission line.
Specifically, the first translation mechanism comprises a feeding mechanism 34 and a plurality of groups of intermediate wheel devices 35 which are positioned on the steering translation frame and are vertically arranged relative to the transmission line at the starting end, the feeding mechanism comprises a fourth servo motor 341, a second planetary reducer 342 arranged at the output end of the fourth servo motor, a belt pulley 343 and a second synchronous belt pulley 344 in transmission connection with the belt pulley, the second synchronous belt pulleys are connected with each other through a first rotating shaft 345, the second synchronous belt pulley is in contact with the lower surface of the feeding carrier to drive the feeding carrier to reciprocate in the first direction, the intermediate wheel device 35 comprises an interval conveying line 351 which is arranged on two sides of the steering translation rack and perpendicular to a starting end conveying line, the interval conveying line is arranged on the steering translation rack through two guide posts 352, an intermediate transmission wheel 353 is arranged on the interval conveying line, and the intermediate transmission wheel plays a role in guiding the feeding carrier.
Specifically, climbing mechanism includes jacking cylinder 54, sprocket 55, second transmission shaft 56 and cam 57, the sprocket cover is located on the second transmission shaft, the cam sets up in the both ends of second transmission shaft and contacts with the lower extreme of interval transfer chain, the output of jacking cylinder passes through chain 58 and is connected with sprocket drive.
The working principle is as follows: the feeding carrier bears the photovoltaic module, the photovoltaic module flows into the initial end transmission line of the equipment through the previous equipment, the translational motion of the feeding carrier in the second direction can be realized through the initial end transmission line, the middle end transmission line and the tail end transmission line, the structures of the initial end transmission line and the tail end transmission line are the same, the initial end transmission line and the tail end transmission line are matched with the jacking mechanism, the feeding mechanism and the middle wheel device, and the transmission line of the middle end is responsible for middle transition transmission. The initial height of the interval conveying line of the initiating end is higher than that of the conveying line of the initiating end, a feeding mechanism at the side edge of the conveying line of the initiating end takes a fourth servo motor as output power, the fourth servo motor is used for reducing the speed through a second planetary reducer, the second synchronous belt wheel is driven to rotate through a belt pulley and a belt, the second synchronous belt wheel is driven to rotate, a feeding carrier is transmitted through a plurality of groups of intermediate wheel devices, the feeding carrier can be conveyed in a first direction, when a photoelectric sensor detects that the feeding carrier is in place, the transmission is stopped, a jacking cylinder acts to drive a chain wheel to rotate through a chain, the chain wheel drives a cam, the cam rotates to drive the interval conveying line to descend, the jacking mechanism descends the feeding carrier in place, the feeding carrier is contacted with the conveying line of the initiating end in a second direction, the reversing conveying of the feeding carrier from the first direction to the second direction can be completed, and after the sensor detects that the feeding carrier completely flows out, the actions are repeated under the driving of the jacking cylinder, the interval conveying line is jacked to exceed the initial height through the jacking mechanism, and a next feeding carrier is ready to be conveyed; when the feeding carrier passes through the middle-end conveying line and completely flows into the tail-end conveying line on the other side, because the initial height of the tail-end interval conveying line is lower than that of the tail-end conveying line, the photoelectric sensor feeds in-place signals of the feeding carrier back to a jacking cylinder of a jacking mechanism arranged at the tail-end conveying line, the jacking cylinder acts to drive a chain wheel chain and transmit the chain wheel chain to a cam, the jacking mechanism jacks up the in-place feeding carrier, so that the feeding carrier is separated from the tail-end conveying line on the second direction, at the moment, the feeding carrier is in contact with the tail-end interval conveying line, after the sensor detects that the feeding carrier completely flows out, the jacking mechanism descends again to prepare for transmitting the next feeding carrier, and the transmission action of a single feeding carrier is finished.
(6) Battery piece pre-bonding unit
The cell pre-bonding unit comprises a pre-bonding lifting driving mechanism 2001, a lifting frame 2002, a pre-bonding heating lamp 2003, a heating lamp moving mechanism 2004, a cell pressing frame 2005 and a floating air cylinder 2006, wherein the lifting driving mechanism drives the lifting frame to move up and down, the floating air cylinder is arranged on the lifting frame and drives the cell pressing frame to move up and down to press a product, and the heating lamp moving mechanism drives the pre-bonding heating lamp to move back and forth on the lifting frame so as to heat a fixed point on a cell.
When the translated special follow-up tooling plate is well positioned, the pre-bonding lifting driving mechanism drives the pre-bonding heating lamp, the battery piece pressing frame and the like to integrally descend; the floating cylinder is used for driving the cell pressing frame to descend and press the product; the position of the pre-bonded heating lamp is adjusted by the heating lamp moving mechanism, and the fixing point on the battery piece is heated, so that EVA (ethylene vinyl acetate) in the fixing point area is melted, the battery piece, the copper foil, the EVA and the back plate are bonded together, and dislocation in the moving process is reduced.
(7) EVA (ethylene vinyl acetate) laying unit
The EVA paving unit comprises: lay mesa 33, set up in the EVA loading attachment 34 of laying the mesa both sides, erect and arrange EVA stone device 37 and EVA translation device 38 of laying the mesa top in, EVA loading attachment is used for conveying the EVA material to EVA stone device, EVA stone device is including the automatic cutting mechanism and the EVA stone mechanism that are used for cutting the EVA material, and EVA translation device is used for will laying the EVA material after cutting on the mesa and adsorbs the transport to on the pallet.
In the example, an EVA feeding device with one use and one spare is arranged, the two sets of feeding equipment are used alternately from left to right under normal conditions, and when one of the two sets of feeding equipment performs material paving operation, the other set of feeding equipment performs material feeding preparation. When a material roll needs to be replaced, the line-arranging waiting is not needed, the waste of the whole-line capacity is effectively reduced, specifically, the EVA feeding device comprises a feeding air expansion shaft 341, an EVA tensioning mechanism, a first feeding deviation correcting mechanism and an EVA feeding mechanism, wherein the feeding air expansion shaft is arranged on an EVA inner deviation correcting rack 342 and is connected with an output shaft of a motor reducer 344 through a coupler 343, the EVA tensioning mechanism comprises a rotating arm 345 hinged on the EVA inner deviation correcting rack and a tensioning rotating shaft 346, specifically, the tensioning rotating shaft generates a tensioning force by self weight, the generated rotating shaft angle change is buffered, and a deflection measurer reads the rotating angle position to control the speed of a feeding motor.
Specifically, the first feeding deviation correcting mechanism comprises a deviation correcting sensor 347, a deviation correcting controller 348, a deviation correcting actuator 349 and a deviation correcting track 340, the head of the deviation correcting actuator is connected with the EVA inner deviation correcting frame, the tail of the deviation correcting actuator is connected with the EVA outer fixed frame 350, the EVA inner deviation correcting frame is installed on the deviation correcting track on the lower surface of the EVA outer fixed frame and can move left and right along the deviation correcting track, the actuator is used for pushing the EVA inner deviation correcting frame to move left and right along the deviation correcting track, the deviation correcting sensor is placed at the edge of the EVA material, the deviation correcting sensor reads the offset of the edge position and sends an instruction to the deviation correcting actuator through the deviation correcting controller, and the deviation correcting actuator pushes the EVA inner deviation correcting frame to move along the deviation correcting track, so that the edge of the EVA material is kept at an unchanged position.
EVA feeding mechanism includes: a shift motor 352, an upper feeding chuck 353, a lower feeding chuck 354, a feeding chuck cylinder 355 and a feeding cylinder 356 which are arranged on a slide block plate 351, wherein the slide block plate is connected with an EVA fixed outer frame in a sliding way through a feeding slide rail 363, the output end of the shift motor is connected with the lower end of a swing arm 357 in a floating way, the upper end of the swing arm is fixedly connected with the lower feeding chuck and shifts around a corner of a first axis 358, the feeding chuck cylinder pushes the upper feeding chuck to open and close with the lower feeding chuck along a second axis 359, the feeding cylinder is used for pushing an EVA feeding mechanism to move back and forth along the feeding slide rail, during normal feeding, the lower feeding chuck is pushed by the shift motor to accurately stop at three different positions of a slicing position, a receiving position and a feeding position, during feeding, the feeding chuck cylinder drives the upper feeding chuck and the lower feeding chuck to open and close to clamp an EVA material, and the feeding cylinder pushes the whole EVA feeding mechanism to move towards the direction of an automatic scribing mechanism on the feeding slide rail, the feeding chuck takes a feeding chuck cylinder as power, adopts multi-chuck arrangement to ensure that the clamping force is uniformly distributed, and the chuck is in a large sawtooth shape and is arranged in a staggered way with the laying chuck.
It should be noted that, wrinkling removing device in the middle of EVA loading attachment adds, wrinkling removing device includes pay-off lower roll 360, the cylinder 361 and the helix rubber roller 362 of lifting of drive pay-off lower roll lift, the pay-off lower roll is walked around from the top during EVA pay-off, it withdraws to lift the cylinder, helix rubber roller relies on the dead weight to press on EVA material surface, be provided with the spiral slot of positive and negative direction on the helix rubber roller, produce the pulling force to both sides when the pay-off is rotatory, effectively reduce EVA material loading in-process because the middle problem of wrinkling that tension change leads to.
Lay mesa below and be provided with the second mechanism of rectifying, the second mechanism of rectifying is for setting up in the rotatory fulcrum 331 of laying the mesa below and distributing at rotatory fulcrum floating fulcrum 332 all around, the fixed rotary motion that only provides of intermediate position's rotatory fulcrum, four fulcrums on every side are the fulcrum that floats, one of them angular point is power fulcrum 333, it provides rotary power to be provided with servo motor, two photoelectric switch measurement skew angles and deflection in the EVA sucking disc outside, servo motor promotes to lay the mesa and rotates around rotatory fulcrum in order to correct the skew angle, EVA width direction's deflection is corrected by sucking disc translation mechanism, in order to guarantee that the position tolerance of EVA on laying the subassembly is no longer than the scope of predetermineeing.
EVA translation device includes EVA translation actuating mechanism and sets up in EVA sucking disc 381 of EVA translation actuating mechanism below, EVA sucking disc top sets up vacuum blower 382, and vacuum blower passes through vacuum joint 383 to be connected the EVA sucking disc, again by the vacuum of solenoid valve control gas circuit and sucking disc with broken vacuum.
Specifically, EVA translation actuating mechanism includes EVA servo motor 384, motor drive shaft 385, sets up in the sucking disc translation guide rail 386 of motor drive shaft both sides, sets up in first sucking disc connecting plate 387 of sucking disc guide rail below, sets up second sucking disc connecting plate 388 on first sucking disc connecting plate and sets up sucking disc lift cylinder 389 on second sucking disc connecting plate, and second sucking disc connecting plate 388 drives through elevator motor 401 of installing on first sucking disc connecting plate 387 and is the up-and-down motion, second sucking disc connecting plate 388 floats through sucking disc lift cylinder 389 and links together, sucking disc lift cylinder 389 adjusts cylinder atmospheric pressure through electric proportional valve 402, through adjusting cylinder atmospheric pressure, both can balance the gravity of EVA sucking disc self, can also absorb the pressure of a part of EVA sucking disc to the follower tool plate to reduce the impact force when the EVA sucking disc goes up and down. Preferably, the lifting motor 401 and the suction cup lifting cylinder 389 are respectively provided with two, and are respectively arranged on two sides of the EVA suction cup. The EVA servo motor is positioned between the translation guide rails, power is output to the sucking disc translation guide rails on two sides after passing through the speed reducer to drive the whole EVA translation driving mechanism to reciprocate along the sucking disc translation guide rails, and the sucking disc translation guide rails on two sides adopt a double-hanger structure, so that the stability and the precision requirements of the moving process are ensured.
(8) Glass laying unit
The glass laying unit includes: the glass conveying device comprises a glass feeding mechanism 27, a glass turning mechanism 28, a glass steering mechanism 29, a glass correcting mechanism 30 and a glass laying mechanism 31, wherein the glass feeding mechanism is used for conveying glass stripped from separation paper to the glass turning mechanism, the glass turning mechanism is used for achieving 180-degree rotation operation of the glass, the glass steering mechanism is used for achieving 90-degree reversing of the glass and then conveying the glass to the glass correcting mechanism, the glass correcting mechanism comprises a transverse correcting mechanism and a longitudinal correcting mechanism, the transverse correcting mechanism and the longitudinal correcting mechanism are matched for center alignment of the glass, and the glass laying mechanism is used for conveying the glass after the center alignment to a glass follow-up tooling plate 32 and finishing laying work of the glass.
The glass feeding mechanism 27 comprises a glass horizontal conveying rail 271, a paper stripping vertical rail 272 and a glass vertical rail 273 which are arranged on the glass horizontal conveying rail in a sliding mode, a paper stripping mechanical arm 274 arranged on the paper stripping vertical rail in a sliding mode, a glass mechanical arm 275 is arranged on the glass vertical rail in a sliding mode, a separation paper material vehicle 276 is arranged below the paper stripping mechanical arm, the glass feeding mechanism in the embodiment realizes that raw materials of a glass pallet are sequentially taken and placed on a glass flow line, a one-use one-standby glass raw material bin 277 is arranged, the separation paper material vehicle is arranged beside the glass raw material bin, the glass raw material bin is one-use one, the glass pallet can be replaced without stopping the production line, two sets of mechanical arms are arranged, the paper stripping mechanical arms are used for stripping separation paper between glass, the glass mechanical arms are used for taking and placing glass, the two sets of mechanical arms run simultaneously, and the production beat is not occupied.
The glass turnover mechanism 28 realizes the turnover of the direction of the glass rough surface, and comprises a rotating cage support 281, a rotating cage 282, a fluency strip 283 and a forward and reverse streamline 284, wherein the forward and reverse streamline is provided with a clamping mechanism 285 for fixing the glass during turnover, the rotating cage is arranged on the rotating cage support through a rotating shaft 286 and a bearing seat, the forward and reverse streamline and the fluency strip are arranged in the rotating cage, the fluency strip is provided with a limit column 287, the rotating cage support is also provided with a turnover cylinder 288 for driving the rotating cage to rotate, concretely, the rotating cage can rotate by 180 degrees, the internal structure is also reversed up and down, the forward and reverse streamline and the fluency strip are symmetrically arranged in parallel up and down and left and right, the clamping cylinder is positioned at the inlet and outlet positions of the forward and reverse streamline, the limit column is positioned at the outlet positions of the upward and downward fluency strips, the limit column can be driven by the cylinder to realize rising or falling, thereby facilitating the feeding and limiting of the glass pallet, the turnover cylinders are provided with two groups, 180-degree turnover of the rotating cage mechanism and the glass is achieved, the two groups of turnover cylinders are matched, the turnover mechanism has the advantages of being free of reverse gaps and dead points, and the turnover mechanism is very suitable for 180-degree turnover of the glass.
Glass steering mechanism 29 includes ejection of compact assembly line 291, sets up in feeding roller 292, streamline jack-up cylinder 293 and the jack-up device that turns to of ejection of compact assembly line both sides, can increase brush 294 and the static remove device 295 that sets up among the prior art at the discharge end of ejection of compact assembly line according to the production demand, can get rid of the static on glass surface, streamline jack-up cylinder sets up in the below of ejection of compact assembly line, avoids the mutual interference of glass business turn over material, turn to the jack-up device including turning to jack-up cylinder 296 and turning to motor 297, turn to the jack-up cylinder and turn to the motor and be connected with disc 298 for the glass on the jack-up ejection of compact assembly line just accomplishes 90 degrees commutations.
Glass mechanism of reforming is used for glass to positive central point before the stone material, including feed assembly line 301, is provided with spacing post 300 of feeding at feed assembly line's end, transversely reform the structure of mechanism and vertically reforming the structure the same and set up in feed assembly line's below, include: the glass centering device comprises a centering fixing plate 302 positioned on the side of a feed assembly line, a centering push block 303 arranged on the centering fixing plate in a sliding mode, a pull rod 304 connected with the centering push block, a central rotating arm 305 connected with the two pull rods and a centering air cylinder 306 connected with the central rotating arm, wherein two ends of the centering push block are provided with centering limit columns 307, the centering limit columns and the longitudinal centering mechanism can transversely and independently move in a direction vertical to the longitudinal centering mechanism, the centering limit columns and the longitudinal centering mechanism do not need to be adjusted and are suitable for centering operation of glass with various sizes, the centering air cylinder serves as centering power for the transverse centering mechanism and the longitudinal centering mechanism, and the centering push blocks on two sides are driven by the pull rod to align the centers of the glass.
The utility model discloses a glass feed line, including the ox eye seat of jacking mechanism, including the ox eye seat support 308, set up a plurality of ox eye seats 309 on the ox eye seat support and set up in the ox eye seat jacking cylinder of ox eye seat support below, during the operation of reforming, glass on the feed line is jack-up in the action of ox eye seat jacking cylinder, makes the lower surface of glass contact with the ox eye seat of a plurality of distributions, and when horizontal mechanism and the vertical mechanism of reforming carried out the operation, the frictional force that reduces glass and remove, the smooth and easy operation of convenient reforming.
The glass laying mechanism 31 comprises a sucker driving mechanism and a sucker frame 310 arranged below the sucker driving mechanism, wherein a plurality of vacuum suckers 311 for sucking glass are distributed on the sucker frame, the plurality of vacuum suckers suck and place the glass on a glass follow-up tooling plate, vacuum is generated by a vacuum generator, vacuum and vacuum breaking operation of an air passage and the suckers are controlled by an electromagnetic valve, the sucker driving mechanism comprises a sucker servo motor 312, a transmission shaft 313, sucker frame guide rails 314 arranged at two sides of the transmission shaft, a horizontal sucker frame connecting plate 315 arranged below the sucker frame guide rails in a sliding manner, a vertical sucker frame connecting plate 316 arranged on the horizontal sucker frame connecting plate through a sliding rail, and a sucker frame lifting cylinder 317 arranged on the vertical sucker frame connecting plate, the vertical sucker frame connecting plate is connected with the sucker frame, and the sucker servo motor drives the sucker frame through a speed reducer and then outputs the sucker frame guide rails to two sides through the transmission shaft, can drive whole glass and lay the mechanism and realize the back and forth movement along the sucking disc frame guide rail, the sucking disc frame guide rail in both sides adopts the double-hanging bracket structure, guarantees to move stability and the required precision of process, and both sides adopt sucking disc frame lift cylinder as the power supply that rises, descend, can set up sucking disc synchronizing gear 318 at the both ends of supporting transmission shaft, and sucking disc synchronizing gear meshes with the rack of horizontal sucking disc frame connecting plate side mutually to guarantee the sucking disc frame lift cylinder synchronization action on both sides.
(9) Preheating unit
The preheating unit comprises a fixed main frame 1001, a transmission structure 1002, a limiting fixing device for fixing a product assembly, a position detection device for detecting the position of a fixed transmission follow-up tooling plate, and a fixed transmission follow-up tooling plate 1003 for bearing a back plate, a first EVA layer, a back conductive electrode, an insulating film, a solar cell, a second EVA layer and toughened glass, wherein the transmission structure and the position detection device are arranged on the fixed main frame, the fixed transmission follow-up tooling plate is connected/contacted with the transmission structure, the limiting fixing device is arranged on the fixed transmission follow-up tooling plate, or the limiting fixing device is positioned above/below the fixed transmission follow-up tooling plate.
The back plate, the first EVA layer, the back conductive electrode, the insulating film, the solar cell, the second EVA layer and the toughened glass are also called packaging materials/product assemblies and the like. Fixed transmission tooling board before getting into equipment, backplate, first EVA layer, back conductive electrode, insulating film, solar wafer, second EVA layer, toughened glass can follow from up setting gradually on fixed transmission tooling board, also can follow from down setting gradually in on the fixed transmission tooling board.
The limiting and fixing device comprises a viscosity processing device and an external fixing device, wherein the viscosity processing device is used for enabling materials such as EVA (ethylene vinyl acetate) or viscose and the like in the product assembly to generate viscosity.
The viscosity processing device comprises a plurality of infrared heating devices which are controlled independently and used for heating EVA in the product assembly, and a plurality of ultraviolet curing devices which are controlled independently and used for curing viscose in the product assembly.
An infrared heating lamp in the infrared heating device or an ultraviolet lamp in the ultraviolet curing device is arranged above or below the fixed transmission follow-up tooling plate through a focus adjusting device.
Because infrared heating lamp and ultraviolet lamp are the spotlight, so need use focus adjusting device to carry out light focus fine setting to the lamp, can make the focus of every lamp all be in the optimum position through adjusting focus adjusting device, guaranteed the uniformity of heating solidification.
The focus adjusting device includes a viscosity processing device connecting frame 1090, a connecting frame lifting adjusting device 1091, a viscosity processing device connecting beam 1092, a connecting beam adjusting connecting hole 1093, a viscosity processing device connecting seat 1096, a connecting seat adjusting connecting hole 1097, the connecting frame lifting adjusting device is connected with the viscosity processing device connecting frame, and drives the viscous processing device connecting frame to move up and down, a plurality of connecting beam adjusting connecting holes are arranged on the viscous processing device connecting frame, the viscous processing device connecting beam is connected with the connecting beam adjusting connecting holes, the horizontal position and the height of the viscous processing device connecting beam are adjusted, a plurality of connecting seat adjusting connecting holes are formed in the viscous processing device connecting beam, and the viscous processing device connecting seat is connected with the connecting seat adjusting connecting holes so as to adjust the horizontal position and the height of the viscous processing device connecting seat.
A temperature-sensing device correspondence for monitoring temperature can be dismantled and set up in viscidity processing apparatus's top or below, temperature-sensing device includes temperature sensor and is used for installing fixed temperature sensor's fixed bolster, the fixed bolster can directly be placed on transmission structure, can connect fixedly through frameworks such as other supports. Wherein, a temperature sensor may correspond to an infrared heating lamp or an ultraviolet lamp.
In order to further improve the adjusting precision of the adjusting device, a calibration device may be added, and the calibration device may be directly fixed (or detachable) above or below the viscosity processing device, or the calibration device may be connected to the transmission structure, so that the transmission structure drives the calibration device to move back and forth to perform calibration. Calibrating device includes calibration frock 1094, calibration probe 1095, a plurality of calibration probes set up in on the calibration frock, a calibration probe corresponds a lamp. The calibration tool can be directly placed on the transmission structure and can be fixedly connected through other frameworks such as a support and the like.
The calibration device and the temperature sensing device can be two mutually independent structures, and the calibration device and the temperature sensing device can be integrated together to form a whole, so that the temperature can be detected and adjusted.
When calibrating device is connected with transmission structure, if need carry out the lamp calibration, place the calibration frock on transmission structure, transmission structure drives the calibration frock under the first row of heating lamp, and the calibration probe can read the temperature of heating lamp this moment, then according to the power of the temperature adjustment heating lamp of heating lamp, makes the final heating temperature of every heating lamp unanimous. After the first row of calibration is completed, the transmission unit sequentially drives the calibration tool to be positioned under the back rows of heating lamps, and then the calibration is sequentially completed.
Infrared heating device includes heating support 1004, infrared heating lamp 1005, and the power of every heating lamp can independent control, infrared heating lamp array set up in on the heating support, can be so that the EVA is connected more even, the heating support passes through viscidity processing apparatus connecting seat sets up in the top or the below of fixed transmission tooling board.
Wherein, when laying in proper order back board, first EVA layer, back conductive electrode, insulating film, solar wafer, second EVA layer, toughened glass according to from the bottom up with solar module's encapsulating material on fixed transmission tooling board, infrared heating device sets up in the top of fixed transmission tooling board to see through toughened glass and heat EVA to the uniform temperature, make it have viscidity. The packaging material also can be sequentially toughened glass, a second EVA layer, a solar cell, a back conductive electrode, a first EVA layer and a back plate from bottom to top, the toughened glass can be used as a fixed transmission follow-up tooling plate, and the heating structure is arranged below the toughened glass.
When using, after position detection device detected fixed transmission tooling board, opened the infrared heating lamp, carried out local heating to the battery piece in the product subassembly, the battery piece is heated the back and conducts the heat on the EVA layer, the EVA layer can produce viscidity when heating to the uniform temperature, can bond EVA with its material on every side to fix solar wafer, prevent that follow-up encapsulation in-process battery piece from taking place to remove. The EVA is called ethylene-vinyl acetate copolymer, is a commonly used solar module packaging material, and can be restored to a solid state after heating.
The back conductive electrode is made of copper foil, and other conductive materials can be used.
Ultraviolet curing device carries out the ultraviolet lamp 1006 that solidifies including solidification support, the photosensitive glue film that is located the product subassembly and to photosensitive glue film, and the power of every heating lamp can independent control, the ultraviolet lamp set up in on the solidification support, the solidification support passes through viscidity processing apparatus connecting seat sets up in the top or the below of fixed transmission tooling board.
When the solar cell module is used, a photosensitive adhesive layer with an adhesive effect is additionally added in/on a product assembly, for example, UV (ultraviolet) glue or other materials with the same effect are added on the surface of a cell, then the product assembly is sequentially laid on a fixed transmission follow-up tooling plate according to a packaging sequence, and then the photosensitive adhesive layer is cured by using an ultraviolet lamp so as to fix the solar cell and prevent the cell from moving in a subsequent packaging process.
The external fixing device 1007 comprises a tape, an adhesive tape and the like.
When the solar cell module is used, one or more solar cells are bonded on the back conductive electrode by using an external fixing device to form a cell string, and then the cell string is laid on the fixed transmission follow-up tooling plate according to the packaging sequence of the novel module, so that the cell is prevented from moving in the module packaging process.
The encapsulating material refers to a material used in the process of encapsulating the solar module, and does not specifically refer to a material which can be continuously present in the module after encapsulation. The encapsulation material may be increased or decreased depending on the component implementation. The fixed transmission follow-up tooling plate is not limited to a movable platform or toughened glass.
Example 1: in this example, a back plate, EVA, a back conductive electrode, an insulating film, a solar cell, EVA, and tempered glass are sequentially laid on the surface of the fixed transport pallet from bottom to top. Still be provided with the transmission structure who is used for the fixed transmission tooling board of conveying in fixed transmission tooling board below, the top of fixed transmission tooling board is provided with infrared heating device (when the backplate is the printing opacity structure, infrared heating device also can set up in the below of tooling board), contain a plurality of infrared heating lamps among the infrared heating device.
The back conductive electrode and the perforated electrode can realize good electric contact after the packaging is finished, and are used for collecting the current of the solar cell.
When the solar cell panel is in operation, before the fixed transmission pallet panel enters the infrared heating device, a back plate, a first EVA layer, a back conductive electrode, an insulating film, a solar cell piece, a second EVA layer and toughened glass are sequentially laid on the surface of the fixed transmission pallet panel from bottom to top, when the fixed transmission pallet panel enters the lower part of the infrared heating device, the infrared heating lamp can penetrate through the toughened glass to heat and melt the EVA, the solar cell piece and the toughened glass can be bonded together when the EVA is melted, the EVA is re-solidified after heating is finished, the EVA is restored to a solid state, and at the moment, the solar cell piece does not move any more due to the fixation of the EVA.
As an excellent scheme of this embodiment, the inside of fixed transmission tooling board is provided with product subassembly vacuum adsorption device 1008, live with the backplate absorption, can prevent that fixed transmission tooling board from getting into infrared heating device preceding backplate and removing.
Example 2: toughened glass places on transmission structure in this example, has laid second EVA layer, solar wafer, back conductive electrode, first EVA layer, backplate in proper order from the bottom up on toughened glass upper surface. The effect of the tempered glass at this time was the same as that of the fixed conveyance pallet in example 1. Because most solar energy backplate is light-tight, infrared heating device will be set up in the below of toughened glass this moment. When the solar cell fixing device works, when the tempered glass enters the position above the infrared heating lamp, the infrared heating lamp heats and melts the EVA through the tempered glass, and the solar cell is fixed.
Example 3: in this example, backplate, EVA, back conductive electrode, insulating film, solar wafer, EVA, toughened glass have been laid in proper order on the surface from the bottom up of fixed transmission tooling board, and the UV glue film is added on solar wafer surface, still is provided with the transmission structure who is used for the fixed transmission tooling board of conveying in fixed transmission tooling board below, ultraviolet curing device can set up in the top of fixed transmission tooling board, and when the backplate was the printing opacity structure, ultraviolet curing device also can set up in the below of fixed transmission tooling board, contain a plurality of ultraviolet lamps in the ultraviolet curing device. When the solar cell works, the solar cell and the back conductive electrode are fixed by utilizing the photosensitive reaction of the UV glue.
Example 4: toughened glass places on transmission structure in this example, has laid second EVA layer, solar wafer, back conductive electrode, first EVA layer, backplate in proper order from the bottom up on the toughened glass upper surface, and the UV glue film is added on the solar wafer surface, and toughened glass's effect is the same with fixed transmission tooling board effect this moment, because most solar energy backplate is light-tight, and ultraviolet curing device sets up the below at toughened glass this moment. When the solar cell works, the solar cell and the back conductive electrode are fixed by utilizing the photosensitive reaction of the UV glue.
Example 5: the plurality of solar cells are bonded on the back conductive electrode to form the temporary cell string 1000, and then the cell string is laid on the fixed transmission follow-up tooling plate, so that the solar cells can be prevented from moving in the subsequent packaging process. The solar cell pieces in this embodiment can also be bonded to other materials to form a cell string.
(10) Packaging material overturning unit
The packaging material overturning unit comprises: the packaging machine comprises a rack 1100, a packaging material pallet conveying mechanism 1101 for conveying the packaging material pallet, a packaging material conveying mechanism, a packaging material pallet fixing mechanism 1108 and a packaging material turnover mechanism.
The packaging material pallet conveying mechanism is arranged on the frame or the packaging material turnover mechanism and used for fixing the packaging material pallet on the packaging material turnover mechanism, the packaging material pallet fixing mechanism is fixed or can be arranged at two ends of the packaging material turnover mechanism in a lifting mode, so that the packaging material pallet and the packaging material conveying mechanism are matched to clamp the packaging material, turnover is completed, the packaging material conveying mechanism used for conveying the turned packaging material to the next station is arranged on the packaging material turnover mechanism, and the packaging material turnover mechanism drives the packaging material pallet, the packaging material laid on the pallet and the packaging material conveying mechanism to rotate 360 degrees or turn 180 degrees horizontally on the frame.
The packaging material pallet transmission mechanism comprises a speed reducer used as output power, and the packaging material pallet transmission mechanism carries out loading adsorption pallet transportation through a shaft, a belt pulley and a belt.
And two ends or two side surfaces of the packaging material tooling plate are provided with packaging material tooling plate fixing holes matched with the packaging material tooling plate fixing mechanisms.
In addition, in order to facilitate the connection between the packaging material pallet fixing mechanism and the packaging material pallet, when the packaging material pallet fixing mechanism is fixedly arranged on the packaging material turnover mechanism, the rack or the packaging material turnover mechanism is provided with a pallet jacking device for jacking the packaging material pallet.
The following tooling plate jacking device can directly adopt a jacking cylinder to push the following tooling plate. Or follow frock board jacking device includes follow frock board jack-up frame 1066, follow frock board jack-up frame jack-up cylinder, the protruding taper pin of location, adsorbs the follow frock board with the cooperation of the concave taper hole of location and carries out the location to the material loading and be connected the protruding taper pin of location set up in on the follow frock board jack-up frame, be provided with 4 follow frock board jack-up frame jack-up cylinders on four angles of jack-up frame bottom, through above-mentioned structure, realize accurate positioning and jacking before the upset of packaging material follow frock board.
The packaging material follow-up tooling plate is used for bearing a back plate, EVA (ethylene vinyl acetate), a back conductive electrode, an insulating film, a solar cell, EVA and toughened glass. The packaging material tooling plate can adopt the existing tooling plate or directly adopt toughened glass in the packaging material, or can adopt a loading adsorption tooling plate 1017.
The loading adsorption follow-up tooling plate comprises a loading follow-up tooling plate frame and a follow-up tooling plate panel, wherein the follow-up tooling plate panel is arranged on the loading follow-up tooling plate frame. The packaging material turnover mechanism is characterized in that packaging material separation air holes are formed in the packaging material pallet (the specific position of the packaging material pallet can be the side wall and the top surface of the packaging material pallet), and a packaging material separation air blowing nozzle matched with the packaging material separation air holes for blowing air is fixedly or liftably arranged on the packaging material turnover mechanism.
When the follow tooling plate jacking device is used, in order to match with the positioning convex taper pin, the bottom surface of the loading follow tooling plate frame is provided with the positioning concave taper hole so as to connect and position the follow tooling plate.
The packaging material conveying mechanism is fixedly or liftably arranged on the packaging material turnover mechanism.
There are various implementation methods for clamping the encapsulating material before turning over, and different functional mechanisms or devices can be selected according to actual use requirements to perform lifting adjustment, so as to realize the function of clamping the encapsulating material, and specific embodiments include but are not limited to:
1. the packaging material pallet is jacked by the pallet jacking device, the packaging material pallet is fixed by the packaging material pallet fixing mechanism, and then the packaging material conveying mechanism can be selected to lift or the packaging material pallet fixing mechanism can lift to clamp the packaging material.
2. The packaging material follow-up tooling plate fixing mechanism is directly utilized to fix the packaging material follow-up tooling plate, and the packaging material follow-up tooling plate is directly pressed on the packaging material conveying mechanism.
3. Utilize the tooling board jacking device jacking encapsulating material tooling board, until encapsulating material tooling board compresses tightly encapsulating material conveying mechanism, at this moment, set up the concave taper hole in location of the bottom surface of material tooling board frame and set up the protruding taper pin cooperation in jacking device's location, realize tooling board fixed establishment's function.
When the packaging material conveying mechanism is fixedly arranged on the packaging material turning mechanism, the packaging material conveying mechanism can only adopt a packaging material conveying belt 1102.
When the packaging material conveying mechanism is arranged on the packaging material turnover mechanism in a lifting mode, a follow-up tooling plate jacking device can be omitted, the packaging material follow-up tooling plate fixing mechanism fixes the packaging material follow-up tooling plate, and then the packaging material follow-up tooling plate is pressed by directly utilizing the lifting of the packaging material conveying mechanism.
At this time, the packaging material conveying mechanism includes a packaging material conveying belt 1102 and a packaging material conveying belt lifting mechanism 1103 arranged on the packaging material turnover mechanism, and the packaging material conveying belt lifting mechanism drives the packaging material conveying belt to move up and down on the packaging material turnover mechanism so as to press or keep away from the packaging material follow-up tooling plate.
Wherein, packaging material transfer belt elevating system includes that belt lift drives actuating cylinder 1104, belt lift drive connecting block 1105, belt lift and drives actuating rack 1106, belt lift drive gear 1107, belt lift drive actuating cylinder set up in on the packaging material tilting mechanism, the one end of belt lift drive connecting block with packaging material transfer belt's outer frame is connected, the other end with belt lift drives actuating cylinder and is connected, belt lift drive actuating rack set up in on the belt lift drive connecting block, drive with belt lift that rack meshing is connected belt lift drive gear sets up on the packaging material tilting mechanism that belt lift driven actuating cylinder side.
During the use, belt lift drive actuating cylinder passes through belt lift drive connecting block and drives the whole decline of packaging material conveyer or rise, and simultaneously, the elevating movement is assisted in gear and rack cooperation to improve the accurate nature and the synchronism of motion.
Packaging material tooling plate fixed establishment includes packaging material tooling plate fixed cylinder, packaging material tooling plate fixed pin with packaging material tooling plate fixed orifices is pegged graft, and packaging material tooling plate fixed cylinder drives packaging material tooling plate fixed pin seesaw for packaging material tooling plate fixed pin inserts or breaks away from packaging material tooling plate fixed orifices to accomplish the fixed of packaging material tooling plate or loosen.
When the packaging material pallet fixing mechanism is arranged on the turnover mechanism in a lifting mode, the pallet fixing mechanism lifting driving device is used for driving the pallet fixing mechanism to lift, and the pallet fixing mechanism lifting driving device comprises a fixing mechanism lifting driving air cylinder 1122, a fixing mechanism lifting connecting block 1123, a fixing mechanism lifting rack 1124 and a fixing mechanism lifting gear 1125. The fixing mechanism lifting driving cylinder is arranged on the frame or the packaging material turnover mechanism, and drives the packaging material pallet fixing mechanism to move up and down through the fixing mechanism lifting connecting block, the fixing mechanism lifting rack or the fixing mechanism lifting gear is arranged on the packaging material turnover mechanism, the fixing mechanism lifting rack or the fixing mechanism lifting rack is arranged on the pallet fixing mechanism, and the fixing mechanism lifting rack is meshed with the fixing mechanism lifting gear, so that the pallet fixing mechanisms at all positions can be synchronously lifted.
Wherein, fixed establishment goes up and down to drive actuating cylinder, fixed establishment lifting rack, fixed establishment lifting gear and can be provided with two sets ofly, be located the tooling board both sides of following respectively to guarantee packaging material tooling board both sides synchronous lift.
The packaging material turnover mechanism comprises two structures, wherein one structure is a first packaging material turnover device rotating for 360 degrees, and the other structure is a second packaging material turnover device turning over for 180 degrees.
The first packaging material overturning device comprises a packaging material overturning frame 1115, the packaging material overturning frame is rotatably connected with the rack through an overturning guide ring 1116 or an overturning mounting fixing shaft 1120, a guide ring power mechanism 1117 drives the overturning guide ring to rotate on the rack, so that the packaging material overturning frame rotates, and a mounting fixing shaft power mechanism 1121 drives the overturning mounting fixing shaft to rotate, so that the packaging material overturning frame rotates.
The turnover guide ring is driven to rotate by connecting pieces such as a gear, a chain and the like in the guide ring power mechanism. The overturning installation fixing shaft is driven to rotate by a power motor, a transmission gear and the like in the installation fixing shaft power mechanism.
In addition, in order to improve the accuracy and the smoothness of upset, be provided with the upset guide ring leading wheel that contacts with the upset guide ring and the brake equipment (can adopt the commonly used brake equipment in this field) that the control upset guide ring stopped in the frame.
When a first packaging material overturning device is adopted, a packaging material pallet conveying mechanism is arranged on a packaging material overturning frame, a packaging material conveying belt is fixed or arranged on the packaging material overturning frame through a packaging material conveying belt lifting mechanism, the packaging material pallet fixing mechanism is fixed/lifted and arranged on packaging material overturning frames at two ends of the packaging material pallet conveying mechanism, wherein the packaging material conveying belt lifting mechanism drives the packaging material conveying belt to lift on the packaging material overturning frame, and the packaging material pallet conveying mechanism is located below the packaging material conveying mechanism.
Second packaging material turning device includes left upset arm 1109, right upset arm 1110, upset pivot 1111, upset power cylinder 1112, upset swing arm 1113, upset buffer cylinder 1114, the upset pivot with frame rotatable coupling, left side upset arm with right side upset arm relatively fixed set up in the both sides of upset pivot, upset power cylinder is connected with the upset pivot through the upset swing arm (wherein, the terminal rotatable setting of upset power cylinder in the frame, upset swing arm and upset pivot fixed connection, upset power cylinder and upset swing arm rotatable coupling) to the upset of upset arm is controlled in the upset pivot drive, upset buffer cylinder's terminal rotatable coupling in the frame, power take off end with upset swing arm rotatable coupling to the rotation of upset arm and pivot provides the cushion effect.
At the moment, the packaging material tooling plate fixing mechanism is arranged in the left turning arm and the right turning arm, the packaging material tooling plate transmission mechanism is arranged on the rack, the tooling plate jacking device is arranged below the packaging material tooling plate transmission mechanism, and the packaging material conveying belt lifting mechanism is arranged on the left turning arm and the right turning arm so as to drive the packaging material conveying belt to lift on the turning arm.
The invention also provides a novel solar module overturning method, wherein the back plate, the EVA, the back conductive electrode, the insulating film, the solar cell, the EVA and the toughened glass are sequentially paved on the surface of the packaging material follow-up tooling plate from bottom to top, the packaging material follow-up tooling plate paved with the novel solar module is transmitted to the lower part of the packaging material overturning mechanism, the packaging material transmission mechanism and the packaging material overturning mechanism fix the packaging material follow-up tooling plate and the packaging material together, then the whole body is overturned, after the overturning is finished, the packaging material transmission mechanism transmits the packaging material to subsequent equipment, and the packaging material follow-up tooling plate is recovered to pave the packaging material for the next time.
The packaging material refers to a material used in the packaging process of the solar module, and does not specifically refer to a material which can be continuously present in the module after being packaged. The encapsulating material may be increased or decreased depending on the actual condition of the assembly.
The invention also provides a novel solar module overturning method, which comprises the steps of fixing the solar cell in the packaging material on the back conductive electrode or other materials with certain rigidity to manufacture a cell string, overturning the cell string, paving the overturned cell string on the packaging material follow-up tooling plate, and overturning the packaging material through overturning equipment.
The invention also provides a novel solar module overturning method, wherein the solar cell in the packaging material is firstly overturned and then fixed on the special follow-up tooling plate, the back conductive electrode is paved on the surface of the solar cell, then other packaging materials are paved, the packaging material is placed on the packaging material follow-up tooling plate, and then overturning of the packaging material is realized through overturning equipment.
Example 1
The surface from the bottom up of packaging material retinue frock board has laid backplate, EVA, back conductive electrode, insulating film, solar wafer, EVA, toughened glass in proper order. The back plate, the EVA, the back conductive electrode, the insulating film, the solar cell, the EVA and the toughened glass jointly form an encapsulating material, and an encapsulating material follow-up tooling plate transmission mechanism used for transmitting the encapsulating material follow-up tooling plate is further arranged below the encapsulating material follow-up tooling plate.
The packaging material tooling plate jacking device is positioned in the packaging material tooling plate conveying mechanism and is used for jacking the tooling plate, and the upper surface of the tooling plate jacking device is lower than the upper surface of the packaging material tooling plate conveying mechanism before jacking so as to realize the transmission of the packaging material tooling plate on the packaging material tooling plate conveying mechanism and the accurate positioning before overturning.
And the packaging material turnover mechanism is arranged above the packaging material pallet conveying mechanism, and comprises a left turnover arm, a right turnover arm, a turnover rotating shaft, a turnover power cylinder, a turnover swing arm and a turnover buffer cylinder.
The turnover rotating shaft is fixed on the rack and can rotate, the left turnover arm and the right turnover arm are fixed on the turnover rotating shaft to form a whole, and the turnover power cylinder can push the turnover rotating shaft to rotate through the turnover swing arm, so that the turnover of the left turnover arm and the right turnover arm is realized.
And the left overturning arm and the right overturning arm are also internally provided with a packaging material follow-up tooling plate fixing mechanism, and packaging material follow-up tooling plate fixing holes are also formed in corresponding positions on the packaging material follow-up tooling plate. In the overturning process of the packaging material pallet, the packaging material pallet fixing mechanisms in the left overturning arm and the right overturning arm are matched with the packaging material pallet fixing holes in the packaging material pallet to fix the packaging material pallet, so that the packaging material pallet is prevented from moving in the overturning process.
And the two sides of the packaging material conveying belt are connected with the left overturning arm and the right overturning arm through a packaging material conveying belt lifting mechanism. When the packaging material conveying belt descends, all packaging materials can be tightly pressed on the packaging material follow-up tooling plate, so that the packaging materials on the packaging material follow-up tooling plate are prevented from moving in the overturning process.
When the packaging material pallet lifting device works, the packaging material is laid on the upper surface of the packaging material pallet, the packaging material is conveyed to the position below the packaging material turnover mechanism through the packaging material pallet conveying mechanism, the pallet lifting device lifts the packaging material pallet and the packaging material, the packaging material pallet is lifted after the packaging material pallet and the packaging material are positioned, after the lifting is in place, the packaging material pallet fixing mechanisms in the left turnover arm and the right turnover arm fix the packaging material pallet through the packaging material pallet fixing holes formed in the packaging material pallet, and then the pallet lifting device descends. At this time, the sealing material transfer belt coupled to the left and right turning arms by the sealing material transfer belt elevating mechanism descends to press the sealing material against the sealing material pallet. The turnover power cylinder drives the left turnover arm and the right turnover arm to turn over together, after the turnover is carried out for 180 degrees, the packaging material conveying belt slowly descends, the packaging material falls down along with the packaging material conveying belt under the action of gravity, the packaging material and the packaging material are completely separated along with the tooling plate at the moment, and the packaging material after turnover is conveyed to downstream equipment by the packaging material conveying belt. After the conveying is finished, the left overturning arm and the right overturning arm are driven by the overturning power cylinder to overturn for 180 degrees, the packaging material pallet is located above the packaging material pallet conveying mechanism, the pallet jacking device jacks up to connect the packaging material pallet, the packaging material pallet is put back to the packaging material pallet conveying mechanism, and the packaging material pallet conveying mechanism conveys the empty packaging material pallet to other equipment. To this end, the present example completes one complete flip.
As an excellent scheme of this embodiment, the setting still is provided with upset buffer cylinder at the epaxial upset swing arm end of upset commentaries on classics to reduce packaging material tilting mechanism's impact shock, thereby guarantee the precision of packaging material retinue frock board and packaging material among the upset process.
Example 2
The surface of the packaging material follow-up tooling plate is sequentially paved with a back plate, EVA, a back conductive electrode, an insulating film, a solar cell, EVA and toughened glass from bottom to top. In the embodiment, the back plate, the EVA, the back conductive electrode, the insulating film, the solar cell, the EVA and the toughened glass jointly form the packaging material, and a packaging material follow-up tooling plate transmission mechanism for transmitting the packaging material follow-up tooling plate is further arranged below the packaging material follow-up tooling plate.
The packaging material turnover mechanism comprises a first packaging material turnover device, and the first packaging material turnover device comprises a packaging material turnover frame, a turnover guide ring and a guide ring power mechanism. The packaging material pallet conveying mechanism is arranged in the packaging material turnover mechanism and fixed together with the packaging material turnover mechanism.
The packaging material overturning frame is characterized in that a packaging material tooling plate fixing mechanism is further arranged inside the packaging material overturning frame, and packaging material tooling plate fixing holes are also formed in corresponding positions on the packaging material tooling plate. In the overturning process of the packaging material tooling plate, the packaging material tooling plate fixing mechanism in the packaging material overturning frame is matched with the packaging material tooling plate fixing hole in the packaging material tooling plate to fix the packaging material tooling plate, so that the packaging material tooling plate is prevented from moving in the overturning process.
And the packaging material overturning frame is internally provided with a packaging material conveying belt, and two sides of the packaging material conveying belt are connected with the packaging material overturning frame through a packaging material conveying belt lifting mechanism. When the packaging material conveying belt descends, all packaging materials can be tightly pressed on the packaging material follow-up tooling plate, so that the packaging materials on the packaging material follow-up tooling plate are prevented from moving in the overturning process.
The packaging material turnover frame is also provided with a turnover guide ring, and the turnover guide ring is in contact with a turnover guide ring guide wheel arranged on the frame and can rotate on the turnover guide ring guide wheel. The power mechanism is fixed on the frame and provides power for the rotation of the packaging material turnover mechanism.
When the packaging material pallet is in work, the packaging material is laid on the upper surface of the packaging material pallet and is transmitted to the packaging material turnover mechanism through the packaging material pallet transmission mechanism, and the packaging material pallet fixing mechanism fixes the packaging material pallet through the packaging material pallet fixing hole formed in the packaging material pallet. At the moment, the packaging material conveying belt in the packaging material turnover frame is driven to descend by the packaging material conveying belt lifting mechanism, and the packaging material is pressed on the packaging material follow-up tooling plate. The guide ring power mechanism drives the packaging material roll-over stand to overturn, after overturning by 180 degrees, the packaging material conveying belt slowly descends, the packaging material falls along with the packaging material conveying belt under the action of gravity, the packaging material and the packaging material are completely separated along with the tooling plate, and the packaging material after overturning is conveyed to downstream equipment by the packaging material conveying belt. After the conveying is completed, the packaging material turning frame returns/continues to turn over for 180 degrees under the driving of the guide ring power mechanism, the packaging material tooling plate is located above the packaging material tooling plate conveying mechanism, the packaging material tooling plate fixing mechanism is loosened at the moment, the packaging material tooling plate is placed back to the packaging material tooling plate conveying mechanism, and the packaging material tooling plate conveying mechanism conveys the empty packaging material tooling plate to other equipment. To this end, the present example completes one complete flip.
As an advantageous solution of this embodiment, the guide ring power mechanism is configured to drive the rotation of the encapsulating material roll-over stand through a gear structure.
Example 3:
the surface of the packaging material follow-up tooling plate is sequentially paved with a back plate, EVA, a back conductive electrode, an insulating film, a solar cell, EVA and toughened glass from bottom to top. In the example, the back plate, the EVA, the back conductive electrode, the insulating film, the solar cell, the EVA and the toughened glass jointly form the packaging material.
The first packaging material turnover device of the packaging material turnover mechanism comprises a packaging material turnover frame, a turnover guide ring and a guide ring power mechanism, and the packaging material pallet conveying mechanism is arranged on the packaging material turnover frame and fixed together with the packaging material turnover frame.
The packaging material tooling plate fixing mechanism is arranged on the packaging material roll-over stand in a lifting manner, and a packaging material tooling plate fixing hole is also formed in the corresponding position on the packaging material tooling plate. In the packaging material tooling plate overturning process, the packaging material tooling plate fixing mechanism is matched with a packaging material tooling plate fixing hole on the packaging material tooling plate to fix the packaging material tooling plate, so that the packaging material tooling plate is prevented from moving in the overturning process, and meanwhile, the tooling plate fixing mechanism is driven to lift by the aid of the tooling plate fixing mechanism lifting driving device to compress the packaging material tooling plate.
The packaging material overturning frame is characterized in that a packaging material conveying belt is fixedly arranged in the packaging material overturning frame, the packaging material conveying belt is fixed, the packaging material clamping function is realized by driving the follow-up tooling plate fixing device to ascend and descend, and the packaging material on the packaging material follow-up tooling plate is prevented from moving in the overturning process.
This example during operation, encapsulating material has been laid to encapsulating material tooling board upper surface, inside encapsulating material tilting mechanism was transmitted to encapsulating material tilting mechanism through encapsulating material tooling board transmission device, rise through encapsulating material tooling board fixed establishment, make encapsulating material tooling board fixed establishment can fix encapsulating material tooling board through encapsulating material tooling board fixed orifices, and drive encapsulating material and encapsulating material tooling board and be close to and compress tightly on encapsulating material conveying belt. The guide ring power mechanism drives the packaging material roll-over stand to overturn, and after the packaging material roll-over stand overturns 180 degrees, the packaging material is slowly lifted along with the tooling plate fixing mechanism, and the packaging material can fall on the packaging material conveying belt under the action of gravity, so that the packaging material and the packaging material tooling plate are completely separated, and the packaging material after overturning is conveyed to downstream equipment by the packaging material conveying belt. After the conveying is completed, the packaging material overturning frame returns/continues to overturn for 180 degrees under the driving of the guide ring power mechanism, the packaging material tooling plate is located above the packaging material tooling plate transmission mechanism at the moment, the tooling plate fixing mechanism descends firstly at the moment, then the packaging material tooling plate fixing mechanism fixing pins are loosened, the packaging material tooling plate is placed back to the packaging material tooling plate transmission mechanism, and the packaging material tooling plate transmission mechanism transmits the empty packaging material tooling plate to other equipment. To this end, the present example completes one complete flip.
Example 4
The solar cell packaging method comprises the steps of firstly bonding a plurality of solar cells on a back conductive electrode to form a cell string, then sequentially placing the cell string and other packaging materials on a packaging material tooling plate according to a packaging sequence, and then turning over the packaging material tooling plate on which the packaging materials are laid through the first embodiment, the second embodiment or the third embodiment, so that the solar cells can be prevented from moving in a subsequent packaging process. The solar cell pieces in this embodiment can also be bonded to other materials to form a cell string.
Example 5
In the example, the toughened glass is placed on the packaging material follow-up tooling plate transmission mechanism, and the EVA, the solar cell, the insulating film, the back conductive electrode, the EVA and the back plate are sequentially paved on the upper surface of the toughened glass from bottom to top. The function of the tempered glass is the same as that of the encapsulating material follow-up tooling plate in the first embodiment. And then the packaging material is turned over through the first embodiment, the second embodiment or the third embodiment. In the embodiment, each solar cell is turned over before being laid, so that the size of the device can be reduced.
Example 6
Firstly, a plurality of solar cells are bonded on a back conductive electrode to form a cell string, then the cell string is turned over by 180 degrees, then the cell string and other packaging materials are sequentially placed on a packaging material follow-up tooling plate according to the packaging sequence of the fourth embodiment, then the packaging material follow-up tooling plate paved with the packaging material is turned over through the first embodiment, the second embodiment or the third embodiment, meanwhile, the solar cells 2d can be prevented from moving in the subsequent packaging process, and as a preferred scheme of the embodiment, the cell string is mutually fixed together by using an adhesive tape. The solar cell pieces in this embodiment can also be bonded to other materials to form a cell string.
The back contact photovoltaic module is formed by sequentially laminating a back plate, an EVA film, a back conductive electrode (conductive copper foil), a GPS insulating film, a battery piece, an EVA film and toughened glass, wherein the conductive copper foil is connected with the battery piece through conductive adhesive.
(11) The encapsulation characteristic and the back contact photovoltaic module have two general process routes:
A. the back plate is laid on the following tooling plate, conductive adhesive printing, insulating layer laying, adhesive point detection, cell sheet laying, PL, sheet space detection, EVA laying, glass laying, EVA and glass detection, pre-bonding, overturning blanking, follow tooling plate circulation and component output, laminating.
B. The method comprises the following steps of placing a positioning element, namely integrated back plate laying, conductive adhesive printing, insulating layer laying, adhesive point detection, insulating layer detection, battery piece laying, PL and piece interval detection, EVA laying, glass laying, EVA and glass detection, laminating and positioning element recovery.
Wherein, the conductive adhesive printing in the two schemes A and B can also be carried out after a small piece is printed before the piece is arranged. The route A has higher precision, and the following tooling plate provides vacuum adsorption to the back plate in each process, so that the displacement change caused by movement is reduced as much as possible. The line B can save the following tooling plate, save the procedures of pre-bonding and turning blanking, laminate together with the positioning piece, and recycle the positioning piece after the lamination is finished.
In the course of working, the tooling plate that is used for bearing the weight of the product can adopt current conventional structure, or can directly adopt toughened glass, or the tooling plate adopts the material loading to adsorb tooling plate 1017, and the material loading adsorbs tooling plate can cooperate with tooling plate jacking device 1018 that sets up in the material loading that is used for conveying the material loading to adsorb tooling plate in the tooling plate transfer chain 1016 for tooling plate jacking device drives tooling plate elevating movement, so that each unit processes the product.
The feeding adsorption follow-up tooling plate conveying line comprises a speed reducer 1059 used as output power, and the feeding adsorption follow-up tooling plate is conveyed through a shaft, a belt pulley and a belt.
The loading adsorption follow tooling plate comprises a loading follow tooling plate frame 1060, a follow tooling plate panel 1061, an overturning fixing block 1064, a fixed profile frame, a side protection strip and a positioning concave taper hole 1065. The servo tooling plate panel is arranged on the feeding servo tooling plate frame, a Teflon coating is sprayed on the servo tooling plate panel to increase the wear resistance, and the positioning concave taper hole is arranged on the bottom surface of the feeding servo tooling plate frame. The loading adsorption follow-up tooling plate can be used for positioning and fixing products in a vacuum adsorption mode, an electrostatic adsorption mode or an ice layer fixing mode and the like.
The overturning fixing blocks are arranged on two sides of the feeding follow-up tooling plate frame and used as acting points for clamping when the station is overturned. The fixed profile frames are arranged on two sides of the bottom of the feeding follow-up tooling plate frame. The side protection strips are arranged on the outer sides of the turnover fixing blocks and/or the fixed profile frame, and when the back plate moves, if collision occurs, a part of impact force is absorbed, so that the back plate does not move as much as possible.
The pallet jack-up device is used for jacking the pallet and structurally comprises a pallet jack-up frame 1066, a jack-up cylinder 1071 and a positioning convex cone pin 1067. With the concave taper hole cooperation in location adsorbs the tooling board of material loading and carries out the location connection the protruding taper pin in location set up in on the tooling board jack-up frame, concave taper hole and protruding taper pin can be bigger than the scope of rectifying of cylindric lock, and is more smooth and easy when breaking away from simultaneously, compares the mode of a fixed pin + a removable pin, and repeated positioning accuracy can be better.
The jacking frame is characterized in that 4 following tooling plate jacking frame jacking cylinders are arranged at four corners of the bottom of the jacking frame, a power output end of each following tooling plate jacking frame jacking cylinder is connected with a spherical floating structure 1068 (the spherical structure at the top of the spherical floating structure is in contact with a spherical concave surface on the following tooling plate jacking frame), and the frame cannot be clamped when being lifted, so that the frame is smoother when the following tooling plate jacking frame is driven to lift. The top of the spherical floating structure is provided with an adjusting screw hole, a screw penetrates through the follow-up tooling plate jacking frame and is in threaded connection with the adjusting screw hole, and the screw is locked to finely adjust the lifting height, so that the fine-adjusted frame is kept on a uniform level after being jacked. Wherein, the spherical floating structure can adopt the existing structural equipment.
During feeding, two embodiments are provided, specifically as follows:
When the material loading adsorbs the tooling board and begins to slow down when transmitting to speed reduction induction sensor from material loading adsorbs the tooling board conveying line, later stop when slowly moving to jack-up position sensor lamp with low-speed, the protruding taper pin in location gets into the concave taper hole in location under the effect of jack-up cylinder, adsorb the tooling board location with the material loading under the help of taper hole, correct the position deviation when transmitting and stopping, treat the process completion back at place, the jack-up cylinder descends, fall back the transmission line with the tooling board again, the protruding taper pin in location breaks away from the concave taper hole in location simultaneously.
Directly drive material loading absorption tooling board transfer chain operation through servo motor for the material loading adsorbs the tooling board and stops at required position, the protruding taper pin in location gets into the concave taper hole in location under the effect of cylinder, with the tooling board location of following under the help of taper hole, the positional deviation when correcting the transmission and stopping, treat the process completion back at place, the cylinder descends, with the tooling board transmission line that falls back again, the protruding taper pin in location breaks away from the concave taper hole in location simultaneously.
Detailed description of the preferred embodiment
An automatic production line for photovoltaic modules comprises: a material loading is placed unit, frictioning unit, GPS and is laid the unit, glues the artifical visual inspection unit of point, pendulum piece unit (off-line, magazine material loading), PL + artifical unit of examining, shop EVA unit, glass lay the unit (go up glass unit, glass upset unit, glass switching-over unit), preheat unit, packaging material upset unit (swing arm formula), translation unit, transmission unit, artifical patch unit, lamination unit for the manual work is placed the backplate. The embodiment can meet the processing requirement of the MWT back contact component.
The feeding placing unit, the glue scraping unit, the GPS laying unit, the glue point manual visual inspection unit, the swing sheet unit, the PL + manual inspection unit, the manual patch unit, the EVA laying unit, the glass laying unit, the preheating unit and the packaging material overturning unit are sequentially arranged, and the translation unit is arranged between the feeding placing unit and the packaging material overturning unit and between the swing sheet unit and the manual patch unit. The packaging material overturning unit overturns the packaging material and then conveys the packaging material to the laminating unit, and the conveying unit is used for conveying materials between two adjacent stations.
Detailed description of the invention
An automatic production line for photovoltaic modules comprises: a material loading places the unit (including backplate material loading and places unit and copper foil EVA complex film material loading and places unit, backplate material loading station is located the upper reaches of copper foil EVA complex film material loading station), the frictioning unit, the GPS laying machine, glue some visual detection unit, the pendulum piece machine (online, the piece is printed by the printing machine and is transmitted), PL + vision is examined automatically, shop EVA unit, glass lays the unit (last glass unit, glass upset unit, glass switching-over unit), preheat the unit, upset unit (swing arm formula), the translation unit, the transmission unit, manipulator patch unit. The embodiment can meet the IBC back contact assembly with higher precision requirement, and adds the functions of automatically compensating the position deviation of the follow-up tooling plate, the screen printing plate, the GPS insulating glue film and the like.
The automatic packaging material feeding and overturning device comprises a feeding placing unit, a glue scraping unit, a GPS (global positioning system) laying unit, a glue point visual detection unit, a sheet swinging unit, a PL + visual automatic detection unit, a manipulator patch unit, an EVA (ethylene vinyl acetate) laying unit, a glass laying unit, a preheating unit and an overturning unit which are sequentially arranged, wherein a translation unit is arranged between the feeding placing unit and a packaging material overturning unit and between the sheet swinging unit and the PL + visual automatic detection unit. And the packaging material overturning unit is used for overturning the packaging material and then conveying the packaging material to the laminating unit, and the conveying unit is used for conveying materials between two adjacent stations.
Detailed description of the preferred embodiment
An automatic production line for photovoltaic modules comprises: a material loading is placed unit, frictioning unit, GPS and is laid unit, pendulum piece unit (online, the piece is printed by the printing machine and is transmitted), PL + vision automatic check unit, is spread EVA unit, glass and lays unit (can only adopt last glass unit, glass upset unit, need not to commutate), translation unit, transmission unit, manipulator patch unit for placing copper foil EVA complex film. The embodiment can meet the processing requirement of the MWT back contact assembly.
The automatic glass-paving machine comprises a feeding placing unit, a glue scraping unit, a GPS paving unit, a swing unit, a PL + visual automatic inspection unit, a manipulator patch unit, an EVA paving unit and a glass paving unit which are sequentially arranged, wherein the translation unit is arranged between the feeding placing unit and the laminating unit and between the swing unit and the PL + visual automatic inspection unit. After the glass is laid by the glass laying unit, the packaging material is directly conveyed to the laminating unit, and the conveying unit is used for conveying the material between two adjacent stations.
Detailed description of the invention
An automatic production line for photovoltaic modules comprises: the device comprises a loading placing unit, a GPS laying unit, a sheet swinging unit (at the moment, the battery sheet is directly provided with viscose), a PL + detection unit, an EVA laying unit, a glass laying unit, a preheating unit, a packaging material overturning unit, a translation unit, a transmission unit and a patch unit. The automatic packaging machine comprises a loading placing unit, a GPS laying unit, a sheet swinging unit, a PL + detection unit, an EVA laying unit, a glass laying unit, a preheating unit and a packaging material overturning unit which are sequentially arranged, wherein the translation unit is arranged between the loading placing unit and the packaging material overturning unit and between the sheet swinging unit and the PL + visual automatic detection unit. The packaging material overturning unit overturns the packaging material and then conveys the packaging material to the laminating unit, and the conveying unit is used for conveying materials between two adjacent stations.
Detailed description of the preferred embodiment
An automatic production line for photovoltaic modules comprises: the device comprises a feeding placing unit for placing a copper foil EVA composite film, a GPS laying unit, a sheet swinging unit (at the moment, viscose is directly arranged on a battery sheet), a PL + visual automatic detection unit, an EVA laying unit, a glass laying unit, a translation unit and a transmission unit. The embodiment can meet the processing requirement of the MWT back contact assembly.
The automatic glass-laying device comprises a feeding placing unit, a glue scraping unit, a GPS laying unit, a swing unit, a PL + visual automatic inspection unit, an EVA laying unit and a glass laying unit which are sequentially arranged, wherein the translation unit is arranged between the feeding placing unit and the laminating unit and between the swing unit and the PL + visual automatic inspection unit. After the glass is laid by the glass laying unit, the packaging material is directly conveyed to the laminating unit, and the conveying unit is used for conveying the material between two adjacent stations.
The automatic production line of the photovoltaic module has the beneficial effects that:
1. the packaging automation of the back contact photovoltaic module is solved, the labor cost for manufacturing the module is reduced, the production efficiency of module packaging is improved, and the position precision of the solar cell is improved when the solar cell is packaged.
2. The packaging method solves the problem of packaging of various types of battery pieces and various types of battery pieces, and meets the process requirements. The single-wire production capacity is improved, the industrialized equipment cost is reduced, the finished product yield and the component grade of the component are improved, and the component defect and the component degradation caused by manual intervention such as manual repair and the like are reduced.
3. The reliability of standardized manufacturing of the components, the stability and the repeatability of the production flow and the consistency of products are improved. Manual intervention is reduced, and labor conditions are improved.
4. The production floor area is reduced, the production cost is reduced, the production period is shortened, and the production balance is ensured.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a photovoltaic module automatic production line which characterized in that includes: a material loading is placed unit, insulating layer processing unit, pendulum piece unit, translation unit, battery piece pre-bonding unit, is spread EVA unit, glass and lays unit, transmission unit for placing one or more in backplate material and the copper foil EVA complex film, the material loading is placed the unit insulating layer processing unit pendulum piece unit, battery piece pre-bonding unit spread the EVA unit glass is laid the unit and is set gradually, and pass through the transmission unit carries out the transport of material, and glass is laid the unit and is directly or loops through preheating and upset unit and be connected with the lamination station, the translation unit sets up in pendulum piece unit and spread between the EVA unit and/or the material loading is placed the unit and preheats and between the upset unit.
2. The automatic production line of photovoltaic modules as claimed in claim 1, wherein the loading and placing unit comprises a loading and placing rack, a feeding raw material bin for placing the integrated back plate is arranged in front of the interior of the feeding placing rack, a feeding placing conveying line is arranged at the rear of the interior of the feeding placing rack, a back plate following tooling plate is arranged on the feeding and placing conveying line, an integrated back plate placing device is arranged on the cross beam of the feeding and placing machine frame and above the feeding raw material bin, an integrated back plate heating device is arranged on the cross beam of the feeding placing rack above the feeding placing conveying line, the integrated backboard placing device is used for clamping an integrated backboard in the feeding raw material bin and conveying the integrated backboard to the backboard follow-up tooling plate, the integrated backboard heating device is used for completing local heating to enable the EVA layer in the backboard to be locally melted so as to bond the backboard layer and the copper foil layer.
3. The automatic production line of photovoltaic modules according to claim 1, further comprising a glue scraping unit, wherein the glue scraping unit is positioned between the loading and placing unit and the insulating layer processing unit; the printing and scraping rubber correcting device is provided with a lifting and feeding device for driving the printing and scraping rubber correcting device to move up and down, and the feeding and conveying jacking device is arranged below the printing and scraping rubber correcting device; the printing glue scraping and correcting device comprises a printing frame, a double-knife glue scraping device, a pressing and correcting device and a displacement feeding device, wherein the displacement feeding device is arranged in the printing frame, one or more groups of double-knife glue scraping devices are connected with the displacement feeding device to move back and forth in the printing frame, two groups of pressing and correcting devices are arranged in the printing frame in a relative sliding mode, and the pressing and correcting devices are respectively arranged on two sides of the double-knife glue scraping device to adjust the distance between the pressing and correcting devices according to the size of an actual screen plate so as to support the screen plate; the pressing deviation correcting device comprises a pressing deviation correcting support frame, a pressing driving cylinder, a pressing plate, a pressing deviation correcting connecting block, a silk screen supporting plate and a supporting plate adjusting driving device, wherein the pressing deviation correcting support frame is provided with the pressing driving cylinder, the pressing driving cylinder is connected with the pressing plate to drive the pressing plate to move up and down to press a screen plate, the pressing deviation correcting connecting block is arranged on the pressing deviation correcting support frame in a sliding mode, the silk screen supporting plate is connected with the pressing deviation correcting connecting block, the two ends of the pressing deviation correcting support frame are connected with the displacement slide rail in a sliding mode through sliders, and the supporting plate adjusting driving device drives the pressing deviation correcting support frame to reciprocate along the displacement slide rail to adjust the distance between the silk screen supporting plates which are arranged relatively.
4. The automatic production line of photovoltaic modules as claimed in claim 1, wherein the cell pre-bonding unit comprises a pre-bonding lifting driving mechanism, a lifting frame, a pre-bonding heating lamp, a heating lamp moving mechanism, a cell pressing frame and a floating cylinder, the lifting driving mechanism drives the lifting frame to move up and down, the floating cylinder is arranged on the lifting frame and drives the cell pressing frame to move up and down to press the product, and the heating lamp moving mechanism drives the pre-bonding heating lamp to move back and forth on the lifting frame to heat the fixed point on the cell.
5. The automatic production line of photovoltaic modules according to claim 1, wherein the insulation layer processing unit comprises an insulation layer placing rack, an upper layer material bin, a lower layer material bin, a pallet transmission line, a product pallet, a pallet jacking mechanism, a laying mechanism bottom plate, a laying driving mechanism, a first visual acquisition device and a second visual acquisition device, the upper layer material bin and the lower layer material bin are arranged on the insulation layer placing rack, the material bin at the material loading position is used for bearing a GPS insulation layer, the laying driving mechanism is used for driving the laying mechanism bottom plate to absorb the GPS insulation layer in the material bin at the material feeding position and convey the GPS insulation layer to the upper side of the product pallet, the pallet transmission line is used for conveying the product pallet to the position under the laying driving mechanism, the pallet jacking mechanism is used for jacking the product pallet so as to facilitate the first visual acquisition device to carry out image acquisition on positions of the integrated back plate gluing point and the mark point, and the second vision acquisition device is used for acquiring images of the mark points on the GPS insulating layer adsorbed by the bottom plate of the paving mechanism.
6. The automatic production line of photovoltaic modules as claimed in claim 1, wherein the glass laying unit comprises a glass feeding mechanism, a glass turning mechanism, a glass correcting mechanism and a glass laying mechanism, the glass feeding mechanism is used for conveying the glass stripped from the separation paper to the glass turning mechanism, the glass turning mechanism is used for realizing 180-degree rotation of the glass, the glass turning mechanism is used for realizing 90-degree reversing of the glass and conveying the glass to the glass correcting mechanism, the glass correcting mechanism comprises a transverse correcting mechanism and a longitudinal correcting mechanism, the transverse correcting mechanism and the longitudinal correcting mechanism are matched for aligning the glass, and the glass laying mechanism is used for conveying the aligned glass to the glass following tooling plate and finishing laying of the glass.
7. The automatic production line of photovoltaic modules as claimed in claim 1, wherein the translation unit includes a steering translation frame, a feeding carrier disposed above the steering translation frame, a first translation mechanism, a second translation mechanism, and a jacking mechanism, the first translation mechanism is used for driving the feeding carrier to move back and forth along a first direction to convey the loaded cell modules, the second translation mechanism is used for driving the feeding carrier to move back and forth along a second direction to convey the loaded cell modules, the first direction and the second direction are perpendicular to each other, and the jacking mechanism is used for driving the feeding carrier to move up and down to adjust a height difference between the feeding carrier and the front-back butting device.
8. The automated photovoltaic module production line of claim 1, wherein the pre-heating and inverting unit comprises a pre-heating unit and an encapsulant inverting unit.
9. The automatic production line of photovoltaic modules as claimed in claim 8, wherein the preheating unit comprises a fixed general rack, a conveying structure, and a limiting and fixing device for fixing the product modules, wherein the conveying structure for conveying the fixed conveying tooling plates is arranged on the fixed general rack;
the limiting and fixing device comprises a viscosity processing device or an external fixing device which is used for enabling EVA and viscose materials in the product assembly to generate viscosity, the viscosity processing device comprises a plurality of infrared heating devices which are independently controlled and used for heating the EVA in the product assembly or a plurality of ultraviolet curing devices which are independently controlled and used for curing and independently controlling viscose in the product assembly, an infrared heating lamp in the infrared heating device or an ultraviolet lamp in the ultraviolet curing device is arranged above or below the fixed transmission follow-up tooling plate through a focus adjusting device, and a temperature sensing device used for monitoring temperature is correspondingly and detachably arranged above or below the viscosity processing device; the focus adjusting device comprises a viscosity processing device connecting frame, a connecting frame lifting adjusting device, a viscosity processing device connecting beam and a viscosity processing device connecting seat, wherein the connecting frame lifting adjusting device is connected with the viscosity processing device connecting frame and drives the viscosity processing device connecting frame to move up and down, the viscosity processing device connecting beam moves horizontally and/or vertically on the viscosity processing device connecting frame to adjust the horizontal position and/or height of the viscosity processing device connecting beam, a plurality of connecting seat adjusting connecting holes are formed in the viscosity processing device connecting beam, and the viscosity processing device connecting seat moves horizontally and/or vertically on the viscosity processing device connecting beam to adjust the horizontal position and/or height of the viscosity processing device connecting seat.
10. The automatic production line of photovoltaic modules as claimed in claim 8, wherein the encapsulating material turning unit comprises a frame, an encapsulating material pallet conveying mechanism for conveying the encapsulating material pallet, an encapsulating material conveying mechanism, an encapsulating material pallet fixing mechanism, and an encapsulating material turning mechanism, wherein the encapsulating material pallet conveying mechanism is disposed on the frame or the encapsulating material turning mechanism, the encapsulating material conveying mechanism for conveying the turned encapsulating material to the next station is disposed on the encapsulating material turning mechanism, the encapsulating material pallet fixing mechanism for fixing the encapsulating material pallet on the encapsulating material turning mechanism is disposed at both ends of the encapsulating material turning mechanism, so that the encapsulating material pallet cooperates with the encapsulating material conveying mechanism to clamp the encapsulating material, the packaging material turnover mechanism drives the packaging material loading plate and the packaging material conveying mechanism to rotate or horizontally turn over on the rack.
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| CN116315500A (en) * | 2023-05-12 | 2023-06-23 | 苏州中科瑞龙科技有限公司 | Electrode assembly assembling equipment and electrode assembly assembling method |
| CN118281121A (en) * | 2024-05-31 | 2024-07-02 | 常州市鋆宏智能装备有限公司 | Terminal box installation production line and production method |
| CN118281121B (en) * | 2024-05-31 | 2024-10-22 | 常州市鋆宏智能装备有限公司 | Terminal box installation production line and production method |
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| CN113611775B (en) * | 2021-08-02 | 2024-04-05 | 浙江宏阳新能源科技股份有限公司 | Efficient solar cell panel production system |
| CN113823710B (en) * | 2021-08-12 | 2023-12-01 | 国网（天津）综合能源服务有限公司 | Lamination equipment for photovoltaic panel production |
| CN114523758B (en) * | 2022-02-14 | 2023-01-03 | 苏州市中辰昊科技有限公司 | Solar cell printing and screen printing plate wiping mechanism |
| CN116314441B (en) * | 2023-01-12 | 2023-09-22 | 扬州市职业大学(扬州开放大学) | Solar cell gluing and packaging equipment |
| CN117525208B (en) * | 2023-12-04 | 2024-05-10 | 广州高景太阳能科技有限公司 | A glued membrane fixing device for photovoltaic module processing |
-
2021
- 2021-05-13 CN CN202110520054.0A patent/CN113113514A/en not_active Withdrawn
-
2022
- 2022-04-07 CN CN202210361582.0A patent/CN114597289A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116315500A (en) * | 2023-05-12 | 2023-06-23 | 苏州中科瑞龙科技有限公司 | Electrode assembly assembling equipment and electrode assembly assembling method |
| CN116315500B (en) * | 2023-05-12 | 2023-07-21 | 苏州中科瑞龙科技有限公司 | Electrode assembly assembling equipment and electrode assembly assembling method |
| CN118281121A (en) * | 2024-05-31 | 2024-07-02 | 常州市鋆宏智能装备有限公司 | Terminal box installation production line and production method |
| CN118281121B (en) * | 2024-05-31 | 2024-10-22 | 常州市鋆宏智能装备有限公司 | Terminal box installation production line and production method |
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|---|---|
| CN113113514A (en) | 2021-07-13 |
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