CN114597289A - Automatic production line for photovoltaic modules - Google Patents

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

An automatic production line for photovoltaic modules

technical field

The invention relates to the field of photovoltaic technology, in particular to an automatic production line for photovoltaic components.

Background technique

The back contact packaging technology needs to punch a small hole on the solar cell, and lead the main grid line electrode line originally on the front side to the back side through the small hole, and use conductive glue to connect the positive and negative electrodes on the battery with the conductive backplane on the back side to collect the collection. The current reduces the shading area of the ribbon on the front of the solar cell, and improves the power generation efficiency of the solar module by 3-5%. The back contact packaging technology cancels the welding tape originally used to connect the front and back sides of the cell, and changes it to a back conductive electrode, and the back conductive electrode corresponds to the relative position requirements of the solar cell electrode; between the electrode and the cell It is also necessary to increase the perforated GPS insulating layer to prevent short circuits. At the same time, the size of the cells is getting larger and larger, and the specifications of photovoltaic modules are becoming more and more diversified. The production capacity and application scope of the existing equipment cannot meet the production needs.

SUMMARY OF THE INVENTION

The main technical problem solved by the present invention is to provide an automatic production line for photovoltaic components, which has the advantages of high reliability, accurate positioning, compact structure, etc., and has broad market prospects in the application and popularization of photovoltaic technology.

In order to solve the above-mentioned technical problems, a technical scheme adopted in the present invention is:

An automatic production line for photovoltaic modules is provided, which includes: a loading and placing unit for placing one or more of a backplane material and a copper foil EVA composite film, an insulating layer processing unit, a swinging unit, a translation unit, and a battery slice Pre-bonding unit, EVA laying unit, glass laying unit, transmission unit, the loading and placing unit, the insulating layer processing unit, the swinging unit, the cell pre-bonding unit, the EVA laying unit, the The glass laying units are arranged in sequence, and the materials are conveyed through the transmission unit. The glass laying unit is directly or sequentially connected to the lamination station through the preheating and turning unit. The translation unit is arranged between the swinging unit and the EVA laying unit between and/or between the loading and placing unit and the preheating and turning unit.

In a preferred embodiment of the present invention, the feeding and placing unit includes a feeding and placing rack, and a feeding raw material bin for placing an integrated backboard is arranged in front of the interior of the feeding and placing frame. The rear of the rack is provided with a feeding and placing conveyor line, the feeding and placing conveyor line is provided with a backboard accompanying tooling board, and an integrated backboard is provided on the top of the feeding and placing rack beam above the feeding raw material warehouse. A placing device, an integrated back plate heating device is arranged on the beam of the loading and placing rack above the feeding and placing conveyor line, and the integrated back plate placing device is used to clamp the integrated back plate in the feeding raw material bin It is transported into the backboard accompanying tooling board, and the integrated backboard heating device is used to complete local heating to partially melt the EVA layer in the backboard to bond the backboard layer and the copper foil layer.

In a preferred embodiment of the present invention, it further includes a squeegee unit, the squeegee unit is located between the material loading and placing unit and the insulating layer processing unit; wherein, the squeegee unit includes a printing frame, which is used for squeegeeing the product. A squeegee rectifying device for fixing, rectifying and printing squeegee, a lifting and feeding device, a feeding and conveying jacking device for product conveying and lifting, the squeegee rectifying device for printing is provided with a lifting motion to drive the squeegee There is a feeding and conveying lifting device below the printing squeegee rectification device; the printing squeegee rectification device includes a printing frame, a double-knife squeegee device, a pressing and rectifying device, and a displacement feeding device. The displacement feeding device is arranged in the printing frame, one or more sets of the double-blade squeegee device are connected with the displacement feeding device to move back and forth in the printing frame, and the two groups of pressing and rectifying devices are opposite to each other. It is slidably arranged in the printing frame, and the pressing and rectifying devices are respectively arranged on both sides of the double-knife squeegee device, so as to adjust the spacing between the pressing and rectifying devices according to the size of the actual screen, so as to support the screen. ; The pressing and correcting device includes a pressing and correcting support frame, a pressing and driving cylinder, a pressing plate, a pressing and correcting connecting block, a wire mesh supporting plate, and a supporting plate adjustment drive device, and the pressing and correcting support frame is provided with The pressing and driving cylinder is connected with the pressing plate to drive the pressing plate to move up and down to press the screen plate, and the pressing and correcting connecting block is slidably arranged on the pressing and correcting support frame, The wire mesh supporting plate is connected with the pressing and correcting connecting block, the two ends of the pressing and correcting support frame are slidably connected with the displacement slide rail through the slider, and the supporting plate adjusting driving device drives the pressing and correcting support frame Reciprocate along the displacement slide rail to adjust the spacing between the oppositely arranged wire mesh pallets.

In a preferred embodiment of the present invention, the cell pre-bonding unit includes a pre-bonding lifting and lowering drive mechanism, a lifting frame, a pre-bonding heating lamp, a heating lamp moving mechanism, a cell pressing frame, and a floating cylinder. The lift drive mechanism drives the lift frame to move up and down, the floating cylinder is arranged on the lift 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-bonded heating lamp Move back and forth on the lift frame to heat the fixed point on the cell sheet.

In a preferred embodiment of the present invention, the insulating layer processing unit includes an insulating layer placing rack, an upper and lower two-layer raw material warehouse, an accompanying tooling board transmission line, a product accompanying tooling board, The accompanying tooling board jacking mechanism, the laying mechanism bottom plate, the laying driving mechanism, the first visual acquisition device and the second visual acquisition device, the raw material bin located at the upper material level is used to carry the GPS insulation layer, and the laying driving mechanism is used to drive the laying The bottom plate of the mechanism absorbs the GPS insulation layer in the raw material bin at the feeding position and transports it to the top of the product accompanying tooling board. The accompanying tooling board transmission line is used to transport the product accompanying tooling board to just below the laying drive mechanism. The accompanying tooling board The board jacking mechanism is used to lift the product accompanying tooling board so that the first visual acquisition device can perform image acquisition on the positions of the glue points and marking points on the integrated backplane, and the second visual acquisition device is used for the bottom plate of the laying mechanism. The marked points on the adsorbed GPS insulating layer were imaged.

In a preferred embodiment of the present invention, the glass laying unit includes a glass feeding mechanism, a glass turning mechanism, a glass turning mechanism, a glass correcting mechanism and a glass laying mechanism, and the glass feeding mechanism is used for peeling off the separation paper. The glass is conveyed to the glass inversion mechanism, which is used to achieve 180 degree rotation of the glass, and the glass turning mechanism is used to achieve 90 degree reversal of the glass and transfer the glass to the glass correction mechanism, the glass The correction mechanism includes a horizontal correction mechanism and a vertical correction mechanism. The horizontal correction mechanism and the vertical correction mechanism cooperate to align the glass. The glass laying mechanism is used to transport the aligned glass to the glass accompanying tool. board and complete the 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 The second translation mechanism is used for driving the feeding carrier to move back and forth in the first direction to transport the battery chip assembly carried by the battery chip assembly, and the second translation mechanism is used to drive the feeding carrier to move back and forth in the second direction to transfer the carried battery chip assembly. The first direction and the second direction are perpendicular to each other, and the jacking mechanism is used to drive the feeding carrier to move up and down to adjust the height difference with the front and rear docking equipment.

In a preferred embodiment of the present invention, the preheating and inversion unit includes a preheating unit and a packaging material inversion unit.

In a preferred embodiment of the present invention, the preheating unit includes a fixed overall frame, a transmission structure, and a limit fixing device for fixing product components. fixed on the main rack;

The limit fixing device includes an adhesive treatment device or an external fixing device for making the EVA and the adhesive material in the product assembly sticky, and the adhesive treatment device includes a plurality of individual controls and heats the EVA in the product assembly. The infrared heating device or a plurality of separately controlled and individually controlled UV curing devices for curing the adhesive in the product components, the infrared heating lamp in the infrared heating device or the UV lamp in the UV curing device is set on the focus adjustment device. Above or below the fixed transmission accompanying tooling plate, the temperature sensing device for monitoring the temperature is correspondingly detachably arranged above or below the viscous processing device; The treatment device is connected to the beam and the connection seat of the viscous treatment device. The lifting and adjustment device of the connection frame is connected to the connection frame of the viscous treatment device, and drives the connection frame of the viscous treatment device to move up and down. Horizontal and/or vertical movement on the connecting frame of the processing device to adjust the horizontal position and/or height of the connecting beam of the viscous processing device. Horizontal and/or vertical movement on the viscous processing device connecting beam to adjust the horizontal position and/or height of the viscous processing device connecting base.

In a preferred embodiment of the present invention, the packaging material turning unit includes a rack, a packaging material accompanying tooling board, a packaging material accompanying tooling board transmission mechanism for conveying the packaging material accompanying tooling board, a packaging material conveying mechanism, and a packaging material accompanying tooling A plate fixing mechanism and a packaging material inversion mechanism, the packaging material accompanying tooling plate transmission mechanism is arranged on the frame or the packaging material inversion mechanism, and is used for conveying the inverted packaging material to the next work station. The packaging material conveying mechanism is arranged on the packaging material inversion mechanism, and the packaging material accompanying tool plate fixing mechanism for fixing the packaging material accompanying tool plate on the packaging material inversion mechanism is arranged at both ends of the packaging material inversion mechanism , so that the encapsulating material accompanying tool plate and the encapsulating material conveying mechanism cooperate to clamp the encapsulating material to complete the inversion.

The beneficial effects of the invention are: aiming at the packaging process requirements of the back-contact photovoltaic modules, the positional accuracy of the solar cells during packaging is improved, the packaging requirements of various types of cells and various versions are met, the production capacity of the whole line is improved, and the finished module products are improved. The yield rate is reduced and manual repairs are reduced.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, under the premise of no creative work, other drawings can also be obtained from these drawings, wherein:

1 is a schematic structural diagram of a specific embodiment 1 of an automatic production line for photovoltaic modules of the present invention;

2 is a schematic structural diagram of a specific embodiment 2 of an automatic production line for photovoltaic modules according to the present invention;

3 is a schematic structural diagram of a specific embodiment 3 of an automatic production line for photovoltaic modules according to the present invention;

4 is a schematic diagram of the overall structure of the feeding and placing unit in the present invention;

Fig. 5 is the structural representation of the integrated back plate clamping device of the feeding and placing unit in the present invention;

Fig. 6 is the structural representation of the integrated back plate conveying device of the feeding and placing unit in the present invention;

Fig. 7 is the structural representation of the integrated back plate heating device of the feeding and placing unit in the present invention;

8 is an enlarged view of the laying heating module of the feeding and placing unit in the present invention;

Fig. 9 is the general assembly axonometric view of GPS laying unit in the present invention;

Fig. 10 is the structural representation of the base plate of the laying mechanism of GPS laying unit in the present invention;

11 is a detailed view of the adsorption plate rectification mechanism in the base plate of the laying mechanism of the GPS laying unit of the present invention;

12 is a schematic structural diagram of a laying drive mechanism of a GPS laying unit in the present invention;

Fig. 13 is the assembly schematic diagram of the laying mechanism bottom plate and laying driving mechanism of the GPS laying unit of the present invention;

14 is a nodule diagram of the adsorption plate of the GPS laying unit in the present invention;

15 is a detailed view of the upper layer raw material warehouse and the lower layer raw material warehouse of the GPS laying unit in the present invention;

Fig. 16 is the structural representation of the upper layer raw material warehouse and the lower layer raw material warehouse of the GPS laying unit in the present invention;

17 is a schematic structural diagram of the accompanying tooling board transmission line of the GPS laying unit in the present invention;

18 is a schematic diagram of the overall structure of the squeegee unit in the present invention;

Fig. 19 is the structural representation of the double-blade glue scraping device of the glue scraping unit in the present invention;

20 is a schematic structural diagram of a middle-printing squeegee rectifying device of the squeegee unit of the present invention;

Fig. 21 is the structural representation of the pressing and correcting device of the glue scraping unit in the present invention;

22 is a schematic diagram of the overall structure of the printing squeegee correction device of the squeegee unit in the present invention;

23 is a schematic structural diagram of the feeding and conveying jacking device of the scraping unit in the present invention;

Figure 24 is a partial structural schematic diagram of the feeding and conveying jacking device of the scraping unit in the present invention;

Fig. 25 is the bottom view structure schematic diagram of the feeding and conveying jacking device of the glue scraping unit in the present invention;

Figure 26 is a schematic side view of the structure of the feeding and conveying jacking device of the glue scraping unit in the present invention;

Fig. 27 is the overall structure diagram of translation unit example 1 in the present invention;

Figure 28 is a structural diagram of the jacking mechanism in Example 1 of the translation unit of the present invention;

29 is an overall structural diagram of the second embodiment of the translation unit example 2 of the present invention;

30 is a structural diagram of a transmission line at the start end in the second embodiment of the translation unit example 2 of the present invention;

Fig. 31 is the top-view structure schematic diagram of the preheating unit in the present invention;

Fig. 32 is the side view structure schematic diagram of the preheating unit in the present invention;

Fig. 33 is the three-dimensional structure schematic diagram of the preheating unit in the present invention;

Fig. 34 is the position structure schematic diagram of the external fixing device of the preheating unit in the present invention;

Fig. 35 is the structural representation of the calibration device of the preheating unit in the present invention;

Fig. 36 is the partial structure schematic diagram of the calibration device of the preheating unit in the present invention;

37 is a schematic structural diagram of Example 1 of the packaging material inversion unit in the present invention;

FIG. 38 is a schematic three-dimensional structure diagram of Example 1 of the packaging material inversion unit in the present invention;

39 is a schematic view of the inversion structure of the packaging material inversion unit example 1 of the present invention;

40 is a schematic structural diagram of Example 2 of the packaging material inversion unit in the present invention;

Fig. 41 is a three-dimensional schematic diagram of the packaging material inversion unit example 2 of the present invention;

42 is a schematic view of the rotating structure of the packaging material inversion unit example 2 of the present invention;

Fig. 43 is a partial structural schematic diagram of Embodiment 2 of the packaging material inversion unit in the present invention;

44 is another structural schematic diagram of the packaging material inversion unit in the present invention;

Figure 45 is the floor plan of laying EVA unit in the present invention;

Figure 46 is the axial view of the EVA feeding device that lays EVA unit in the present invention;

Figure 47 is the axial view of the EVA feeding device that lays EVA unit in the present invention;

Figure 48 is the side view of the EVA feeding device that lays EVA unit in the present invention;

Figure 49 is the combined schematic diagram of the EVA spreading device and the EVA translation device of the EVA unit in the present invention;

Fig. 50 is the axial view of the automatic cutting mechanism of laying EVA unit in the present invention;

Figure 51 is the axial view of the automatic slicing mechanism of laying EVA unit in the present invention;

Fig. 52 is the axial view of the EVA spreading mechanism that spreads EVA unit in the present invention;

Figure 53 is the bottom axonometric view of the second deflection mechanism of the laying table top of the EVA unit in the present invention;

Fig. 54 is the equipment floor plan of the glass laying unit in the present invention;

Figure 55 is a perspective view of the glass feeding mechanism of the glass laying unit in the present invention;

Figure 56 is a perspective view of the glass turning mechanism of the glass laying unit of the present invention;

Figure 57 is an isometric view of the glass steering mechanism of the glass laying unit of the present invention;

Figure 58 is a side view of the glass turning mechanism of the glass laying unit of the present invention;

Figure 59 is a top view of the glass correcting mechanism of the glass laying unit in the present invention;

Fig. 60 is the combined schematic diagram of the glass correcting mechanism and the glass laying mechanism of the glass laying unit in the present invention;

Figure 61 is a perspective view of the glass laying mechanism of the glass laying unit in the present invention;

Figure 62 is a schematic three-dimensional structure diagram of the packaging material inversion unit example 3 of the present invention;

Figure 63 is a schematic diagram of the positional structure of the scraper support plate of the scraper unit in the present invention;

FIG. 64 is a schematic structural diagram of a cell pre-bonding unit in the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to Figures 1-63, embodiments of the present invention include:

An automatic production line for photovoltaic modules, the structure of which includes: a loading and placing unit for placing one or more of the backplane material and the copper foil EVA composite film, an insulating layer processing unit 1303, a swinging unit 1304, and a cell pre-processing unit. Adhesion unit, EVA laying unit 1305, glass laying unit 1306, translation unit 1307, transmission unit 1308, lamination unit 1309. The loading and placing unit, the insulating layer processing unit, the swinging unit, the cell pre-bonding unit, the EVA laying unit, the glass laying unit, and the laminating unit are arranged in sequence, and the materials can be transported between each unit through the transmission unit. , the translation unit is arranged between the swinging unit and the EVA laying unit and/or between the loading and placing unit and the turning unit. Wherein, both the laminating unit and the conveying unit may adopt existing mechanical equipment, as long as the conveying and laminating operations can be completed.

In order to meet different processing and production requirements, the squeegee unit 1302, the preheating and inversion unit (preheating unit 1310, the packaging material inversion unit 1311), the glue point detection unit 1312, and the product detection (PL) unit 1313 can also be added. one or more. Wherein, the squeegee unit is located between the material loading and placing unit and the insulating layer processing unit. When the squeegee unit is used, a glue spot detection unit may also be arranged between the insulating layer processing unit and the swinging unit. The preheating and inversion unit is connected with the glass laying unit, and the inversion packaging material is sent to the subsequent lamination station for lamination processing. The product detection unit is used to detect defective products. According to the detection results, the defective products can be taken out and patched manually or automatically. The glue point detection unit and the product detection unit can adopt manual detection methods, or can use existing visual detection devices and other equipment for automatic detection.

(1) Loading and placing unit

The loading and placing unit can be used for the separate feeding of the back sheet material, the separate feeding of the copper foil EVA composite film, and the feeding of the back sheet material and the copper foil EVA composite film at the same time (on the back sheet material). The feeding station 1300 may be located upstream of the copper foil EVA composite film feeding station 1301). Among them, backsheet materials include opaque backsheets, transparent backsheets, glass and other products.

The loading and placing unit includes: a loading and placing rack 7, a loading raw material bin 8 for placing an integrated backboard is arranged in front of the interior of the loading and placing rack, and the loading raw material bin 8 includes an upper raw material bin 81 and a lower raw material bin 82. It is used to place the integrated backplane, and the material is discharged through the method of one use and one standby, which is used to reduce the feeding time and improve the production capacity of the equipment. A feeding and placing conveyor line 9 is arranged behind the interior of the feeding and placing rack. The inside of the material placement conveyor line is provided with a jacking frame (not shown in the figure) for jacking up the backboard accompanying tooling board. There are two kinds of feeding material bins, one of which is the backboard and copper foil that have been pre-stacked. , the other is a separate backboard silo and copper foil silo, which needs to be aligned to leak out the junction box; the backboard accompanying tooling board 10 is provided on the feeding and placing conveyor line, which needs to be explained. It is the jacking frame that cooperates with the lifting device in the prior art to realize the lifting and lowering operation of the backboard accompanying tooling board. The integrated backboard placing device 11 is arranged on the upper part of the loading material warehouse on the beam of the loading and placing rack. An integrated back plate heating device 13 is arranged on the beam of the above-mentioned loading and placing rack above the feeding and placing conveying line, and the integrated back plate placing device is used to clamp the integrated back plate in the loading raw material warehouse and transport it to the back plate On the accompanying tooling board, the integrated backplane heating device is used to complete the laying and local heating of the integrated backplane, so that the EVA layer in the backplane is partially melted to bond the backplane layer 15 and the copper foil layer 16 .

The integrated backplane placing device 11 includes an integrated backplane clamping device and an integrated backplane conveying device. The integrated backplane clamping device is used to automatically clamp, lift and place the integrated backplane, and the integrated backplane conveying device is used The clamped integrated backplane is transported to the backplane pallet.

Specifically, the integrated back plate clamping device is composed of a clamping jaw device, a propulsion device and a clamping jaw lifting device. The clamping jaw device includes a first connecting plate 110, a clamping cylinder 111 disposed on the first connecting plate, and a clamping cylinder 111 disposed on the first connecting plate. The upper jaw 112 and the lower jaw 113 on the clamping cylinder, the propulsion device includes a second connecting plate 114, a propulsion cylinder 115 arranged below the second connecting plate, a propulsion rack 116 and a propulsion gear meshing with the propulsion rack 117, the output end of the propulsion cylinder is connected with the first connecting plate, the propulsion device is propelled by the propulsion cylinder as the output power, the propulsion gear and the propulsion rack assist the propulsion, and the proportional control valve 118 is set to regulate the propulsion cylinder; It includes a lifting servo motor 119 and a first linear module 120 arranged on the second connecting plate. The propulsion device is connected with the clamping jaw lifting device through the second connecting block. The clamping jaw lifting device uses the lifting servo motor as output power, and passes The first linear module is used to adjust the lifting and lowering of the gripper device, which has achieved the purpose of automatically gripping, lifting, and placing the integrated backboard. This structure can be used for integrated backboards of different sizes. It should be noted that the gripper device The adsorption device in the prior art can be adjusted and used according to production needs, usually using vacuum suction cups, high-pressure fans and other devices. The high-pressure fan is connected to the vacuum suction cups through a vacuum joint, and then the solenoid valve controls the vacuum and vacuum breaking of the air path and the suction cups to achieve automatic Absorb the purpose of carrying the backplane.

Specifically, the integrated backplane conveying device is installed on both sides of the loading and placing rack through the third connecting plate 125, and includes a transmission servo motor 121, a reducer 122 connected to the transmission servo motor, and a reducer connected to the reducer. The feeding drive shaft 123 and the second linear module 124 connected to the feeding drive shaft, the third connecting plate is arranged on the second linear module, and the output power is transmitted by the servo motor, decelerated by the reducer, and then driven by the upper The material drive shaft and the second linear module drive are used to realize the transportation purpose after the integrated backplane is clamped. The integrated backplane clamping device cooperates with the integrated backplane conveying device to complete the automatic clamping and moving of the integrated backplane. , conveying and placing functions.

Specifically, the integrated back plate heating device 13 includes a loading support frame 131 arranged on the beam of the loading and placing rack and several sets of laying heating modules arranged below the loading support frame. The feeding lifting cylinder 132 under the feeding support frame, the upper connecting block 133, the connecting rod 134, the lower connecting block 135, the heat conducting block 136 and the laying block 137 arranged on the feeding lifting cylinder are arranged on the connecting block 137. At the lower end of the rod, the heat-conducting block is arranged below the lower connecting block, the heating rod 138 is penetrated inside the connecting rod and the lower end is connected with the heat-conducting block, the laying block is arranged below the heat-conducting block, and the output power is output by the feeding and lifting cylinder. The upper connecting block and the lower connecting block are respectively connected with the two ends of the connecting rod, and the lifting and lowering of the heat conduction block and the laying block are controlled to complete the laying of the integrated backplane. Press and hold to achieve local heating of the integrated backplane, so that the EVA layer in the integrated backplane is partially melted, and the backplane layer and the copper foil layer are bonded.

The present invention also includes a vision device 14, which uses a CCD camera to take pictures of the position of the integrated backplane to detect whether the position of the backplane is accurate. The feedback from the photo is used to correct the position of the integrated backplane in real time.

Working principle: During the specific implementation, the feeding and placing conveyor line on the equipment starts to run, the backboard accompanying tooling board carries the integrated backboard and transports on the assembly line, the backboard accompanying tooling board is transported in place, and the frame is jacked up to top the backboard accompanying tooling board. At the same time, the integrated back plate clamping device is ready to clamp the integrated back plate, the clamping jaw lifting device starts to lower the clamping jaw device, the sensor detects that the lowering position is in place, the advancing cylinder moves, the advancing gear advances the rack to assist synchronous advancing, and the clamping cylinder moves, The upper and lower clamping jaws cooperate to clamp the integrated back plate, and push the cylinder to retract a certain distance backward. During this process, the proportional control valve is used to control the indented displacement of the cylinder. When the integrated back plate is clamped, the clamping jaw lifts up and down. When the device rises, the sensor detects that it has risen in place, and the sensor feeds back the signal to the integrated backplane conveying device, which transmits the servo motor as output power, and transmits the clamped integrated backplane to the backplane through the transmission of the reducer and the first linear module. Above the accompanying tooling plate, the sensor detects that it is in place, stops the conveying, and feeds back the conveying in-position signal to the lift servo motor, the jaw lifting device descends, and the integrated back plate is placed on the back plate accompanying tooling plate, and the upper and lower jaws are released. , push the cylinder back, the jaw lifting device rises, the integrated back plate conveying device returns to its original position, and the next time the integrated back plate is clamped.

At the same time, the visual device takes pictures to detect whether the position of the backplane is accurate. If higher precision is required, the deviation correction device can be used to correct the deviation of the integrated backplane in real time through the feedback of the camera. After the integrated backplane is placed, the integrated backplane heating device descends and conducts heat. The block contacts the backplane, and through the heating of the heating rod and the heat conduction of the heat conduction block, the integrated backplane is locally heated, so that the EVA is partially melted, and the purpose of adhesion between the backplane layer and the copper foil layer of the integrated backplane is achieved. The bonding of the integrated backboard is completed, the lifting device used in conjunction with the jacking up frame falls back, the backboard accompanying tooling board carries the bonded integrated backboard through the feeding and placing conveyor line and transports it to the next station, and a single integrated backboard laying action Finish.

By repeating the above steps, the laying and bonding of the integrated backplane can be completed in rapid succession.

(2) Squeegee unit

The squeegee unit performs squeegee processing on the product, and when the glue is directly set on the battery sheet, the squeegee unit can be directly canceled or not working.

The squeegee unit includes a printing frame 1009, a squeegee correction device, a visual inspection device 1012, a safety light curtain, a lifting and feeding device, a feeding and conveying jacking device, a light source, casters with adjustment blocks, a touch panel, and a display. screen and other safety barriers. The printing squeegee rectification device is provided with a lifting and feeding device that drives its up-and-down movement, a feeding and conveying jacking device is also arranged below the printing squeegee rectification device, and a visual detection device is arranged above the printing squeegee rectification device. There are also light sources at the top and both sides of the printing frame, a safety light curtain at the column position of the printing frame, a touch panel on one side of the printing frame, and a safety baffle around the printing frame. The bottom of the rack is also provided with casters with adjustment blocks.

The printing squeegee correction device includes a printing frame 1023, a double-blade squeegee device 1010, a pressing and rectifying device 1011, and a displacement feeding device. The displacement feeding device is arranged in the printing frame, and one or more groups of The double-blade squeegee device is connected with the displacement feeding device to move back and forth in the printing frame, and the double-blade squeegee device can effectively avoid the problems of uneven squeegee and glue leakage during the first squeegee, and ensure the squeegee The quality of the glue, two sets of pressing and rectifying devices are relatively slidingly arranged in the printing frame, and the pressing and rectifying devices are respectively arranged on both sides of the double-knife squeegee device, so as to adjust the pressing and rectifying devices according to the size of the actual screen. The distance between them can be used to support the stencils. It is suitable for a variety of stencil types and meets the needs of various sizes of stencils.

One or both ends of the printing frame can be provided with a scraper support plate 1069, and the scraper support plate is located below the start/stop position of the double-blade glue scraping device, and the bottom of the scraper support plate is connected with a support plate lift drive device, the pallet lift drive device drives the scraper pallet to move up and down (to be flush with the loading and adsorption accompanying tooling board), so that during printing, the scraper pallet can be used to support the screen below the printing place. Offset part of the pressure of the squeegee on the screen, prolonging the life of the screen.

Wherein, the supporting plate lifting driving device includes a supporting plate lifting cylinder, and in order to further improve the stability of the lifting and lowering of the scraper supporting plate, a supporting plate lifting guide rod is movably connected to the scraper supporting plate.

The double-blade squeegee device 1010 includes a squeegee support frame 1024, a squeegee, a squeegee lift cylinder 1025, a squeegee lift guide mechanism 1028, a squeegee connecting mechanism, and a belt splint device, and the squeegee includes a front screen printing squeegee 1026 and one or more of the post-screen squeegees 1027. The scraper support frame is movably connected to the scraper through the scraper lifting guide mechanism and the scraper connecting mechanism, and the scraper lifting cylinder is arranged on the scraper support frame and is driven by the scraper connecting mechanism The scraper moves up and down, and the two ends of the scraper support frame are provided with the belt splint device for being fixedly connected with the displacement feeding device.

The scraper lift cylinder is connected with a pressure regulating device, and two relatively superior pressure regulating methods are provided here, one is to set a precision pressure regulating valve, and the other is to set a proportional control valve. The precision pressure regulating valve can precisely control the pressure, while the proportional control valve can regulate the pressure and compensate for the pressure. The purpose of both is to ensure the quality of the squeegee and the precise squeegee. The two methods can be selected according to the needs.

The scraper lifting guide mechanism includes a scraper lifting guide seat and a scraper lifting guide shaft, the scraper lifting guide seat is fixedly arranged on the scraper support frame, and the lower end of the scraper lifting guide shaft is connected to the The scraper connecting mechanism is connected, and its upper end is slidably arranged in the scraper lifting guide seat.

The scraper connection mechanism includes a scraper connecting block 1029 and a scraper connecting plate 1030, the scraper connecting block is connected with the scraper lifting guide shaft and the scraper lifting cylinder, and the scraper connecting plate is connected to the scraper lifting guide shaft and the scraper lifting cylinder. The scraper connecting block is connected, and the scraper is connected with the scraper connecting plate.

The displacement feeding device includes a displacement feeding servo motor 1036, a displacement feeding belt 1037, a displacement feeding shaft 1038, a displacement feeding coupling, and a displacement feeding pulley 1039, and the displacement feeding belt surrounds the displacement feeding belt 1039. On the feeding pulley, the displacement feeding servo motor is connected with the displacement feeding pulley through the displacement feeding shaft and the displacement feeding coupling, so as to drive the displacement feeding belt to move.

The output power is made by the displacement feed servo motor, and the power is transmitted through the displacement feed shaft, the displacement feed coupling, the displacement feed pulley and the displacement feed belt, so as to achieve the precise reciprocating motion of the double-knife squeegee device on the screen. purpose, and will not tilt, offset during the transmission process.

The belt splint device includes a splint connecting plate 1031, an upper splint 1032 and a lower splint 1033, the splint connecting plate is connected with the scraper support frame, the upper splint is arranged on the splint connecting plate, the lower splint The splint and the upper splint are detachably connected, and the upper splint and the lower splint are respectively located on the upper and lower sides of the displacement feeding belt to clamp and fix the displacement feeding belt.

In order to further improve the stability and accuracy of displacement, a displacement slider 1034 is arranged on the splint connecting plate, and a displacement slide rail 1035 is arranged on the inside of the printing frame to be slidably connected to the displacement slider, so that the displacement The feeding device can drive the squeegee support frame to move back and forth along the displacement slide rail.

The pressing and correcting device includes a pressing and correcting support frame 1040, a pressing and driving cylinder 1041, a pressing plate 1042, a pressing and correcting connecting block 1043, a wire mesh supporting plate 1044, and a manual or automatic supporting plate adjustment driving device,

The pressing and rectifying support frame is provided with the pressing and driving cylinder, and the pressing and driving cylinder is connected with the pressing plate to drive the pressing plate to move up and down to press the screen plate, and the pressing and correcting connecting block It is slidably arranged on the pressing and correcting support frame, the wire mesh support plate is connected with the pressing and correcting connecting block, the two ends of the pressing and correcting support frame are slidably connected with the displacement slide rail through the slider, and the support The plate adjustment drive device drives the pressing and correcting support frame to move back and forth along the displacement slide rail to adjust the distance between the oppositely arranged wire mesh support plates to meet the needs of different mesh plates.

The pallet adjustment drive device includes a pallet adjustment gear 1045, a pallet adjustment rack 1046, a pallet adjustment hand wheel 1047 (other automatic drive devices can also be used), a bevel gear set 1048, a pallet adjustment and adjustment block 1051, The pallet adjustment fixing plate 1073, the locking driving cylinder 1049 and the locking rack 1050, the pallet adjusting and adjusting blocks are arranged at both ends of the pressing and correcting support frame, the pallet adjusting and adjusting blocks and the pallet adjusting The fixed plate is slidably connected to the displacement slide rail through a slider, and the support plate adjustment handwheel is arranged on the support plate adjustment fixed plate and drives the bevel gear set to rotate. The horizontal rotation gear in the bevel gear set is connected to the rotatable The screw rods arranged on the support plate adjustment and fixing plate are connected to drive the screw rods to rotate, and the nuts on the screw rods are connected with the support plate adjustment and adjustment blocks, so that the screw rods drive the support plate adjustment and position blocks back and forth through the nuts. move, so as to adjust the position of the entire pressing and correcting support frame. The pallet adjusting gear and the pallet adjusting rack engage in meshing motion, the locking driving cylinder is arranged on the pallet adjusting fixing plate, and the locking driving cylinder drives the locking rack to mesh with the pallet adjusting rack, so as to To achieve the purpose of locking the rack.

When adjusting, first use the locking rack and the pallet adjusting rack to lock, and then turn the pallet adjusting handwheel to control the meshing rotation of the bevel gear group, so that the control pallet adjusting gear and pallet adjusting rack are in a straight line At the same time, the bevel gear group drives the adjustment block of the support plate to move back and forth through the screw rod and the nut, so that the entire pressing and rectifying device moves as a whole under the action of the displacement slide rail, and further adjusts the distance between the two support plates to achieve The purpose of adapting to different stencil sizes.

One end of the wire mesh support plate is connected with a wire mesh support plate deviation correction device for correcting the screen plate deviation. Rectification bearing seat 1055, the rectification bearing seat, the rectification adjustment drive device is arranged on the outer end of the rectification adjustment screw, the rectification bearing seat connected with the wire mesh support plate is on the rectification adjustment screw Backward movement, the support plate adjustment block is rotatably connected with the rectification adjustment screw (which can also play the role of supporting the screw), and the rectification bending plate is in contact with the bottom of the rectification adjustment block. connect. The deviation rectification adjustment driving device drives the deviation rectification adjustment screw to rotate, so that the deviation rectification bearing seat drives the fine adjustment movement of the wire mesh support plate, so as to complete the deviation rectification of the wire mesh support plate.

There are two rectification methods here. One is manual rectification. The rectification adjustment drive device adopts the rectification adjustment handwheel 1052. By adjusting the rectification adjustment handwheel, the fine-tuning spacing of the rectification bending plate is carried out, so as to realize the manual rectification of the screen plate. The second is that the rectification and adjustment drive device adopts a motor, and the camera of the vision device takes pictures to detect the glue point of the stencil, which is fed back to the motor to realize the automatic and precise rectification of the stencil.

The lifting and feeding device includes four linkage devices 1015, a lifting and feeding guide seat 1014, and a four-column lifting device 1056. The lifting and feeding guide seat 1014 is arranged on the printing frame, and one end of the four-column lifting device is connected to the Four linkage devices are connected, and the other end is connected to the four corners of the printing frame through the lifting and feeding guide seat. Frame lifting movement.

The four linkage devices use four linkage servo motors 1057 as output power. The four linkage servo motors are connected to the first-level commutator through the first-level coupling, and then use the transmission shaft and the second-level coupling to connect with the first-level commutator. The stage commutator is connected, and then connected with the four-column lifting device through the shaft and the three-stage coupling, so as to drive the four-column lifting device to lift and drive, and complete the four-corner transmission. The purpose of the four linkage devices is to ensure that the stencils are lowered to the same height and the plane of the stencils is on the same level. It is also to ensure that the stencils are lifted at the same time when the stencils are raised, so as to avoid the unsynchronized lifting of the stencils and cause glue Dispense glue to ensure printing quality.

The four-column lifting device provides two lifting structures, one is driven by a rack and pinion, and the other is driven by a lifting screw device (through four linkage devices to drive the nut to rotate, so that the screw can move up and down). The four-column lifting device can be connected with the printing frame through the guide shaft 1058, and the guide shaft is slidably connected with the lifting and feeding guide seat, so as to control the smooth lifting and lowering of the printing squeegee correction device.

(3) Insulation layer processing unit

The insulating layer processing unit may use one of an insulating layer spraying device, an insulating layer printing device, and a GPS laying unit. Among them, the insulating layer spraying device and the insulating layer printing device can use the existing spraying or printing equipment to directly spray or print the insulating material on the product, so as to complete the addition process of the insulating layer/film, or can use the GPS laying unit, Lay the already formed insulating layer/film on the product.

The GPS laying unit includes an insulating layer placing rack 17, two layers of raw material warehouses arranged on the insulating layer placing rack, a traveling tooling board transmission line 20, a product traveling tooling board 21, a traveling tooling board jacking mechanism, and a laying mechanism. The bottom plate 22, the laying drive mechanism 24, the first visual acquisition device 25 and the second visual acquisition device 26. Specifically, the raw material warehouse includes an upper raw material warehouse 18 and a lower raw material warehouse 19, and the upper and lower raw material warehouses can be manually loaded. Switch back and forth between the position and the feeding position. The raw material bin at the manual feeding position is used to carry the manually placed GPS insulating layer, and the laying drive mechanism is used to drive the bottom plate of the laying mechanism to absorb the GPS insulating layer in the raw material bin at the feeding position. It is transported to the top of the product accompanying tooling board. The front of the product accompanying tooling board is the adsorption surface of the accompanying tooling board, and the reverse side is the transport bottom surface of the accompanying tooling board. The accompanying tooling board transmission line is used to transport the product accompanying tooling board to directly below the laying drive mechanism. The tooling plate jacking mechanism is used to lift the accompanying tooling plate of the product, so that the first visual acquisition device can collect images of the positions of the glue points and marking points on the integrated backplane, and the second visual acquisition device is used for the GPS adsorption of the bottom plate of the laying mechanism. Image acquisition is performed on the marked points on the insulating layer. Specifically, the first visual acquisition device and the second visual acquisition device are a plurality of CCD cameras arranged on the insulating layer placement rack, wherein the CCD cameras of the first visual acquisition device are Shooting from top to bottom has three functions. First, check the glue point brushing situation, whether there is any leakage or unqualified glue point. Second, shoot and calculate the coordinates of the marked points on the backplane. Third, lay GPS After the insulating layer is installed, take a photo to check whether the laying is qualified, and the CCD camera of the second vision capture device shoots from bottom to top, which is mainly used to photograph and calculate the coordinates of the marked points on the GPS insulating layer.

It should be noted that the lifting mechanism of the accompanying tooling plate is not limited to a specific structure, and can be composed of structures such as lifting cylinders and profiles in the prior art. Any lifting mechanism in the prior art that can realize jacking and positioning of the accompanying tooling plate of the product is applicable. in the present invention.

The bottom plate 22 of the laying mechanism includes an adsorption bracket 221, a connection bracket 222 arranged above the adsorption bracket, a vacuum pipe joint 223 and an adsorption plate 224 arranged below the adsorption bracket, and a vortex pump 225 connected to the vacuum pipe joint for generating negative pressure, A synchronous transmission mechanism meshed with the laying drive mechanism is arranged above the connecting bracket, and a plurality of groups of adsorption plate deviation correction mechanisms are arranged between the adsorption bracket and the connecting bracket. The synchronous transmission mechanism includes a synchronous shaft 226, a synchronous gear 227, The belt seat bearing 228 and the bearing seat 229, the synchronizing shaft passes through the belt seat bearing and the bearing seat and is arranged above the connecting bracket, the synchronizing gear is arranged on both ends of the synchronizing shaft and meshes with the laying drive mechanism.

Specifically, the deflection correction mechanism of the adsorption plate includes a deflection correction bearing plate 230 , a bearing mechanism 232 is connected below the deflection correction bearing plate through a longitudinal slide rail slider assembly 231 , and a transverse slider 233 and a transverse sliding block are arranged above the deflection correction bearing plate. Rail 234, the lateral slide rail is connected with the connecting bracket, the lower end of the bearing mechanism is connected with the adsorption bracket, the bearing mechanism includes the bearing and the connecting pieces arranged up and down, where the connecting pieces are the upper and lower discs of the bearing shown in the figure, The upper disc is connected with the deflection rectification bearing plate through the longitudinal slide rail slider assembly, and the lower disk is connected with the adsorption bracket.

Specifically, the propulsion mechanism includes a deviation-correcting motor 235 disposed below the connecting bracket, a deviation-correcting screw 236 disposed on the deviation-correcting motor, and a deviation-correcting slider 237 sleeved on the deviation-correcting screw. The deviation-correcting motor passes the deviation-correcting screw rod. Push the rectifying slider to move to drive the transverse slider to move back and forth along the axis of the rectifying screw. Multiple sets of adsorption plate rectification mechanisms set in different directions can realize the horizontal movement of the adsorption plate in the direction of the long side or the short side. The movement of the short side depends on the direction in which the correction screw is placed. The correction screw moves to the long side when it faces the long side, and vice versa. According to this principle, set up multiple sets of the same adsorption plate correction mechanism, and change the direction of the correction screw to meet our needs. For the direction that needs to be rectified, the two axis-parallel rectification motors in the rectification mechanism of multiple sets of adsorption plates rotate in opposite directions, which can drive the rectification sliders on the two screw rods to move in opposite directions. Rotational movement of the base plate.

The adsorption plate is provided with a number of adsorption holes A and avoidance holes B. The adsorption holes are convenient to suck up the GPS insulating layer through negative pressure. The avoidance hole B is to protect the glue point and avoid the negative pressure from destroying the glue point. The depth of the avoidance hole cannot be absorbed The board surface is open, and the depth of the avoidance hole should exceed the height of the glue point to avoid pressing the glue point. The approximate value is about 2~2.5mm, and the minimum depth should also exceed 1.5mm.

The laying drive mechanism 24 includes two laying linear modules 241 arranged on both sides of the insulating layer placing frame, an X-axis connecting frame 242 slidably arranged below the linear module, and a Y-axis connecting frame slidably arranged on the X-axis connecting frame The frame 243 and the laying and lifting cylinder 244 arranged on the Y-axis connecting frame, the X-axis connecting frame is connected with the connecting bracket, and the side of the X-axis connecting frame is provided with a synchronizing rack 245 that meshes with the synchronizing gear. The Y-axis connecting frame is connected with the adsorption plate, and a laying drive motor 246 and a first motor shaft 247 are arranged between the two laying linear modules. The laying driving motor transmits power to the laying linear module through the first motor shaft to The X-axis connecting frame is driven to move back and forth along the laying linear module. The laying drive mechanism also includes a displacement sensor 248, which can monitor and feed back the position information of the laying height, so that the laying height value is more accurate.

Specifically, the laying drive mechanism is mainly used to drive the translation and lifting motion of the bottom plate of the laying mechanism, and the bottom plate of the laying mechanism can go back and forth between the discharge position and the feeding position. The first motor shaft is transmitted to the laying linear module to realize round trip. The Y-axis connecting frame is connected to the bottom plate of the laying mechanism. The lifting and lowering are completed by the laying lifting cylinders on both sides to drive the laying mechanism bottom plate, and the laying lifting cylinders are used on both sides to lift and lower. , there will be a situation where the two sides are out of synchronization. The synchronizing gears on both sides mesh with the synchronizing racks on both sides of the laying drive mechanism, so that the angular velocity and linear velocity of the synchronizing gears on both sides are the same, and the synchronizing racks on both sides can be controlled. The line speed is the same, which solves the problem of simultaneous lifting and lowering of both sides of the bottom plate of the laying mechanism.

The structure of the upper raw material silo and the lower raw material silo is the same, including: a silo rail 181 arranged on the insulating layer placement rack, a silo support frame 182 slidably arranged on the silo rail, and a GPS insulating layer placing plate 183 , the dovetail slot sliding table 184, the long cylinder 185 for pushing the material bin and the positioning pin 186, the GPS insulating layer placing plate and the silo support frame are fixed into an integral silo structure through the intermediate connecting plate 187, and the dovetail slot sliding table is arranged in the On the intermediate connecting plate, the positioning pin is arranged on the dovetail sliding table, and the long cylinder of the pushing bin can push the GPS insulating layer placing plate to move back and forth along the guide rail of the bin. When the long cylinder of the pushing bin is extended, the raw material bin is manually moved. The material silo is at the feeding position when the long cylinder of the push silo is pulled back. When the long cylinder of the push silo acts on the movement of the silo support frame, the left and right sides adopt different sliding methods. One side uses the slide rail and The other side uses the roller to move to replace the slide rail slider, which can make the movement of the silo structure smoother and avoid the phenomenon of jamming. Up and down, one of the two raw material warehouses can be used as a backup. When one raw material warehouse is in working state, its position is at the feeding position, that is, the position shown in the upper raw material warehouse in Figure 1; the other raw material warehouse is manually filled with GPS insulation. The position of the raw material is located at the manual feeding position, that is, the position of the lower raw material warehouse. When the raw material in the working raw material warehouse is used up, the full warehouse is directly pulled into the empty warehouse, and the empty warehouse is sent to fill the raw material, reducing the production cycle due to the feeding time. time spent.

The traveling tooling plate transmission line 20 includes a traveling tooling plate driving motor 201, a second motor shaft 202, a pulley 203 disposed at both ends of the second motor shaft, a transition pulley 204, a conveyor belt 205 sleeved on the pulley and the transition pulley, and a conveyor belt 205. Profile 206, the pulley and the transition wheel are arranged on the conveying profile, the accompanying tooling plate drive motor drives the pulley to rotate through the second motor shaft to drive the conveying belt to run, and the main power of the accompanying tooling plate transmission line comes from the accompanying tooling plate drive motor, A normalizing wheel 207 can also be added in cooperation, which can achieve a certain auxiliary normalizing effect on the accompanying tooling plate of the product.

Working principle: In the direction of movement of the laying linear module, define four positions of the GPS insulating layer. First, the feeding position is the position shown in the upper raw material warehouse in Figure 1. Second, the manual feeding position is the middle and lower layers in Figure 1. The position of the raw material warehouse, the third, is located at the discharge position directly above the product accompanying tooling board in Figure 1, the fourth is located above the second visual acquisition device in Figure 1, that is, the photographing position, manually align the GPS insulating layer The positioning pin is placed in the raw material silo. At this time, the GPS insulation layer is at the manual feeding level. The silos that have been loaded are pulled into the feeding position through the long cylinder of the pushing bunker, and the used silos are sent back by the long cylinder of the pushing bunker. Manually loading the material level, the product accompanying tooling board and the backing plate complete the scraping operation in the previous process, and then the accompanying tooling board transmission line is transmitted into the placing device of the present invention for laying the GPS insulating layer, and the accompanying tooling board is lifted up. The mechanism inserts the positioning pins into the original positioning holes of the product accompanying tooling plate and jacks up the product accompanying tooling plate. After the product accompanying tooling plate is jacked up, the first vision capture device shoots. If there is a lack of glue point, the equipment will alarm, and it will be processed manually. On the other hand, the coordinate value of the marked point on the backplane is calculated;

Before this, the adsorption board in the laying mechanism has already sucked up the GPS insulating layer at the feeding position, and then the laying drive mechanism sends it to the photographing position. During this process, the second visual acquisition device takes pictures of the GPS insulating layer and calculates the GPS insulating layer. On the coordinate value of the marked point, the first vision acquisition device takes a picture to confirm that there is no problem with the position of the glue point and the marking point on the backplane, the laying drive mechanism sends the GPS insulating layer to the top of the product accompanying tooling board, that is, the discharge position, and calculates the backplane and GPS. The relative position difference of the marked points on the insulating layer is fed back to the rectification mechanism of the adsorption plate for rectification. After the rectification is completed, the laying drive mechanism drives the bottom plate of the laying mechanism to descend to lay the GPS insulating layer on the back plate, and then lift it back to the feeding position.

After laying the GPS insulation layer, the first vision acquisition device takes a picture again to determine whether the glue point is in the center of the reserved hole of the GPS insulation layer. Continue to transport to the previous station. If the requirements are not met, the equipment will alarm and be processed manually.

(4) Swing unit

The swinging plate unit can adopt the existing swinging plate mechanism.

Or, the swinging unit includes a solar cell feeding mechanism and a swinging mechanism, and the swinging mechanism grabs the solar cells in the solar cell feeding mechanism, and places the cells on the swinging station as required dedicated accompanying tooling board. Among them, the special accompanying tooling board can use the existing accompanying tooling board or directly use the tempered glass in the packaging material, or can use the feeding and adsorbing accompanying tooling board.

Preferably, a moving tooling board jacking device for positioning and lifting the loading and adsorbing accompanying tooling plate is also arranged below the feeding and adsorbing accompanying tooling plate conveying line in the pendulum unit, so as to realize the feeding and adsorbing accompanying tooling Precise positioning before the plate swings.

The solar cell sheet feeding mechanism includes a material box feeding port, a material box discharging port, a material box transmission mechanism, and a solar cell sheet top material mechanism. The material box conveying mechanism conveys the material box for transportation, and the solar cell ejecting mechanism is located below the material box conveying mechanism to position and lift the material box. The structure of the solar cell sheet jacking mechanism can be the same as that of the accompanying tooling board jacking device.

Preferably, the oscillating mechanism adopts a gantry beam structure, and each group of gantry beam structures is provided with two sets of oscillating manipulators, and each oscillating manipulator is provided with two sets of oscillating suction cups, and each set of oscillating suction cups can be placed in the The pendulum manipulator moves independently, the manipulator takes the material in the material box, and places the material on the transmission mechanism (belt) of the material box as required, and then the pendulum robot on the gantry grabs several pieces at a time, and places them on the accompanying tooling board at the same time. superior.

Alternatively, the pendulum unit includes a pendulum X axis, a pendulum Y axis, a pendulum Z axis, a pendulum compensation X axis, a pendulum rotation axis, a pendulum suction cup, and a pendulum suction cup lift cylinder. The two ends of the Y axis of the pendulum plate are respectively provided with a set of X axis of the pendulum plate, and the Y axis of the pendulum plate is provided with two groups in total. Each set of pendulum plate Y axis is also provided with two groups of pendulum plate Z axis respectively, at the end of pendulum plate Z axis is provided with pendulum plate compensation X axis, pendulum plate compensation X axis can drive pendulum plate rotation axis forward and backward along the pendulum plate X axis direction Moving, the pendulum sucker is connected to the pendulum rotating shaft through the pendulum sucker lifting cylinder, so as to realize the independent up and down movement of the two groups of pendulum suckers on the pendulum rotating shaft.

Preferably, a solar cell sheet feeding mechanism is also provided, and the solar cell sheet feeding mechanism is further provided with a material box feed port, a material box discharge port, a material box transmission mechanism, and a solar cell sheet top material mechanism. The solar cell top material mechanism is arranged near the special accompanying tooling plate, and the swinging mechanism can be reached, so as to reduce the stroke of the swinging mechanism when taking the solar cell, thereby saving time. There is also a camera next to the solar cell topping mechanism. When the swing mechanism takes the material from the solar cell topping mechanism and reaches the top of the photographing mechanism, the solar cell is photographed and the position of the solar cell is calculated. , The swinging mechanism can compensate according to the position of the solar cell when placing the solar cell on the special accompanying tooling plate, so as to ensure that each solar cell is in the set position when discharging, and the discharging accuracy is guaranteed.

Preferably, the solar cell top feeding mechanism is arranged beside the material box transmission mechanism. When the solar cell top feeding mechanism supplies materials to the swinging mechanism, the material box transmission mechanism can also supply material boxes to the remaining solar cell top feeding mechanisms. .

Preferably, there are two sets of solar cell topping mechanisms for feeding each group of swing film suction cups. When the solar cells in one group are used up, the swing film suction cups can be switched to another set of top feeding mechanisms, thereby reducing the amount of material used. The wait time for box switching.

Preferably, a vertical material box transmission mechanism perpendicular to the conveying direction of the accompanying tooling plate is arranged below the accompanying tooling plate transmission mechanism, and the vertical material box transmission mechanism and the parallel material parallel to the transmission direction of the accompanying tooling plate are realized by the material box lifting mechanism. The box transfer mechanism is on the same plane, which can reduce the impact of the material box transfer mechanism on the transfer of the special accompanying tooling board.

Preferably, an upper light source is also arranged above the swinging suction cup, and the lower light source on the photographing mechanism can take photos of the solar cell twice, and the position of the solar cell and defect detection can be calculated more accurately.

Example implementation steps of the swinging operation include:

The special accompanying tooling board (loading and adsorbing accompanying tooling board) used to carry the back plate, EVA, back conductive electrode, insulating film and solar cell is moved to the swinging station under the conveyance of the transmission unit. The special accompanying tooling board Before entering the equipment, the backplane, EVA, and back conductive electrodes are laid in sequence from bottom to top.

When the special accompanying tooling plate moves to the swinging station, the accompanying tooling plate lifting device under the transmission unit for positioning and lifting the special accompanying tooling plate drives the special accompanying tooling plate to move upward, and keeps the dedicated accompanying tooling plate after being lifted in place. The position of the tooling plate does not move. The upper surface of the accompanying tooling plate lifting device is lower than the upper surface of the accompanying tooling plate transmission mechanism before being lifted, so as to realize the precise positioning of the special accompanying tooling plate on the accompanying tooling plate transmission mechanism.

At this time, the material box placed from the material box feeding port is driven by the material box transmission mechanism to reach the four solar cell chip topping mechanisms, and the solar cell chip top material mechanism lifts the solar cell chip to the position of the swing film suction cup reclaiming material , the Z-axis of the pendulum is lowered, and the pendulum sucker is taken from the material box. After the material is taken out, the Z-axis of the pendulum will rise, and the pendulum suction cup will reach the top of the photographing mechanism. The light source is used to take a photo once. After the two photos are completed, the photo-taking agency calculates the position and defect of the solar cell, and then sends it to the swinging device. If the solar cells are defective, throw the solar cells into the waste box. If the solar cells are normal, the swinging mechanism will transport the solar cells to the feeding position on the special accompanying tooling board. When the pendulum mechanism is feeding, the No. 1 pendulum lifting cylinder is extended first, and after the first piece is finished feeding, the pendulum mechanism extends the No. 2 pendulum lifting cylinder to cast the second film. Since there are two sets of Z-axes on the Y-axis of each set of pendulums, in order to enable the two sets of Z-axes to be fed at the same time, the compensation X-axis of the pendulum can fine-tune the position of the solar cell, so as to ensure that each solar cell can be All can reach the set position on the special accompanying tooling board.

When the placement of solar cells on the special accompanying tooling board is completed, the lifting device of the accompanying tooling board is lowered, and the special accompanying tooling board is placed on the accompanying tooling board transmission line, and then the dedicated accompanying tooling board filled with batteries is transferred to the subsequent equipment.

When the above 4 sets of solar cell topping mechanisms are feeding, the material box transfer mechanism will transfer the material box to the top of the other 4 sets of solar cell topping mechanisms. When the solar cells in the current fabric box are used up, the sheet suction cup The reclaim position can be switched immediately, thereby reducing waiting. After the solar cells in the material box are used up, the material box is conveyed from the material box discharge port driven by the material box transmission mechanism.

(5) Translation unit

The translation unit has two structures.

The first structure:

The translation unit includes: a steering translation frame 1, a feeding carrier 2 arranged above the steering translation frame, a first translation mechanism 3, a second translation mechanism 4 and a jacking mechanism 5, and the first translation mechanism is used to drive the feeding. The carrier moves back and forth along the first direction to transport the supported cell sheet assemblies, the second translation mechanism is used to drive the feeding carrier to move back and forth in the second direction to transport the supported cell sheet assemblies, and the jacking mechanism is used to drive the feeding carrier 2. Move down to adjust the height difference with the front and rear docking equipment. The turning and translation frame is provided with an optical sensor for detecting whether the feeding carrier is in place, wherein the horizontal length direction of the feeding carrier is the first direction, and the second direction and the first One direction is arranged perpendicular to each other.

Specifically, the first translation mechanism 3 includes two first-direction conveying lines 31 disposed on the lifting platform, a first synchronous pulley 32 disposed between the two first-direction conveying lines, and a first servo motor 33 , the first synchronous pulley is in contact with the lower surface of the feeding carrier. It should be noted that the output end of the first servo motor is connected to the first synchronous pulley through existing transmission devices such as gears and conveyor belts. The first servo motor uses In order to drive the first synchronous pulley to rotate, the synchronous belt is moved, the feeding carrier is in contact with the synchronous belt, and the synchronous belt makes the feeding carrier move back and forth in the first direction.

Specifically, the jacking mechanism 5 is arranged between the feeding carrier 2 and the pallet 6, and includes a lifting platform 51, a scissor 52 arranged under the lifting platform, and a servo electric cylinder 53 that drives the lifting platform to move up and down. The second translation mechanism 4 includes a transmission rack 41 arranged on the steering translation frame and a third servo motor 42. After the output end of the third servo motor is decelerated by the first planetary reducer 43, it is connected to the transmission gear 44 to drive the transmission gear 44. The gear meshes with the transmission rack, the transmission rack extends along the second direction, and guide rails 45 are provided on both sides of the transmission rack under the support plate.

Working principle: (1) The feeding carrier carries the components for placing the battery slices, and is transmitted from the previous equipment. The optical sensor detects that the feeding carrier is transmitted to the flow line of this equipment, and feeds back to the first servo motor to perform deceleration motion, waiting for The feeding carrier is completely transported in place, the feeding carrier stops transporting, and the optical sensor detects the in-position signal, which is fed back to the third servo motor on the steering and translation frame. Then, the transmission gear and the transmission rack are matched to drive to achieve the purpose of translation in the second direction. At the same time, when the optical sensor on the steering translation frame detects that the feeding carrier is in place, the signal is fed back to the first servo motor. The feed carrier is conveyed in the first direction and passed to the next device. (2) When the transmission is completed, the sensor detects that the feeding carrier has completely left the equipment, and feeds back the signal to the third servo motor, which is matched by the transmission gear and the transmission rack to translate the device back to its original position and wait for the next Feed carrier transmission. (3) Repeating steps (1) to (2) can realize the continuous and rapid completion of the translation of photovoltaic modules. In addition, when there is a height difference between the reference planes of the equipment before and after the steering and translation equipment, the compensation height is preset at this time. When the feeding carrier is completely transported and ready for translation, the second servo electric cylinder of the jacking mechanism receives the signal and passes the first The two servo electric cylinders move the lifting platform up and down to compensate for the required height difference and reduce the jitter of the placed cells as much as possible.

The second structure:

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, and the first translation mechanism is used for driving the feeding carrier The battery sheet assembly is transported and carried by reciprocating motion along a first direction, the second translation mechanism is used to drive the feeding carrier to travel back and forth in a second direction to transport and carry the battery sheet assembly, the first direction and the second direction They are arranged perpendicular to each other, and the jacking mechanism is used to drive the feeding carrier to move up and down to adjust the height difference with the front and rear docking equipment.

Specifically, the second translation mechanism includes a start end transmission line 46, an intermediate end transmission line 47 and an end end transmission line 48 arranged on the steering translation frame, and the feeding carriers are sequentially conveyed from the start end in the second direction The line is transmitted to the intermediate transmission line and finally to the end transmission line. It should be noted that the transmission line of each station includes a plurality of belt transmission lines in the prior art, the beginning end transmission line, the middle end transmission line and the end transmission line. Not limited to the specific structure, all existing mechanisms that can realize the translational transmission of the feeding carrier in the second direction are all implemented in the present invention.

Specifically, the first translation mechanism includes a feeding mechanism 34 and a plurality of sets of intermediate wheel devices 35 that are vertically arranged on the steering translation frame relative to the starting end transmission line. The feeding mechanism includes a fourth servo motor 341, a set of The second planetary reducer 342 at the output end of the fourth servo motor, the pulley 343 and the second synchronous pulley 344 connected to the pulley are connected by the first rotating shaft 345, and the second synchronous pulley is connected to the The lower surfaces of the feeding carriers are in contact to drive the feeding carriers to move back and forth in the first direction. The intermediate wheel device 35 includes an interval conveying line 351, which is arranged on both sides of the turning and translation frame and is conveyed perpendicular to the starting end. The interval conveying line is set on the steering and translation frame through two guide columns 352, and an intermediate transmission wheel 353 is arranged on the interval conveying line, and the intermediate transmission wheel plays a guiding role for the feeding carrier.

Specifically, the jacking mechanism includes a jacking cylinder 54, a sprocket 55, a second transmission shaft 56 and a cam 57, the sprocket is sleeved on the second transmission shaft, and the cam is arranged on the second transmission shaft Both ends are in contact with the lower end of the interval conveying line, and the output end of the jacking cylinder is connected to the sprocket through a chain 58 in a driving manner.

Working principle: The feeding carrier carries the photovoltaic modules, and flows into the initial end transmission line of the equipment through the previous equipment. The initial end transmission line, the middle end transmission line and the end transmission line can realize the translational movement of the feeding carrier in the second direction. The structure of the transmission line at the beginning and the end is the same, and they are all matched with the jacking mechanism, the feeding mechanism and the intermediate wheel device. The transmission line at the middle end is responsible for the intermediate transmission. The initial height of the interval conveyor line at the beginning end is higher than that of the beginning end conveying line. The feeding mechanism on the side of the beginning end conveying line uses the fourth servo motor as the output power, decelerates through the second planetary reducer, and drives through the pulley and belt. Feed the second synchronous pulley to drive the second synchronous pulley to rotate. The feeding carrier is transmitted through multiple sets of intermediate wheel devices, so that the feeding carrier can be transported in the first direction. When the photoelectric sensor detects that the feeding carrier is in place, The transmission stops, the action of the jacking cylinder drives the sprocket to rotate through the chain, the sprocket drives the cam, and the rotation of the cam drives the interval conveying line to descend. The starting end of the transmission line is in contact, and the reversing conveying of the feeding carrier from the first direction to the second direction can be completed. The lifting mechanism lifts the interval conveying line beyond the initial height and prepares to transfer the next feeding carrier; when the feeding carrier passes through the middle end conveying line and completely flows into the end conveying line on the other side, because of the initial height of the interval conveying line at the end If it is lower than the end transmission line, the photoelectric sensor feeds back the in-position signal of the feeding carrier to the lifting cylinder of the lifting mechanism set at the end transmission line. The action of the lifting cylinder drives the sprocket chain and transmits it to the cam. The feeding carrier is jacked up to separate the feeding carrier from the end conveying line in the second direction. At this time, the feeding carrier is in contact with the interval conveying line at the end. After the sensor detects that the feeding carrier has completely flowed out, the jacking mechanism restarts. Descend, prepare to transmit the next feeding carrier, and the transmission action of a single feeding carrier is over.

(6) Cell pre-bonding unit

The cell pre-bonding unit includes a pre-bonding lifting drive 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 cylinder 2006. The lifting driving mechanism Drive the lifting frame to move up and down, the floating cylinder is arranged on the lift frame, and drives the cell pressing frame to lift and move to press the product, and the heating lamp moving mechanism drives the pre-bonded heating lamp back and forth on the lifting frame movement to heat the fixed points on the cell sheet.

When the special accompanying tooling plate that has been translated is positioned, the pre-bonding lifting drive mechanism drives the pre-bonding heating lamp and the cell pressing frame to descend as a whole; the floating cylinder drives the cell pressing frame to descend and compress the product; Use the heating lamp moving mechanism to adjust the position of the pre-bonded heating lamp, and heat the fixed point on the battery, so that the EVA in the fixed point area melts, so as to bond the battery, copper foil, EVA and backplane together, reducing the Misalignment during movement.

(7) Lay EVA unit

Described laying EVA unit comprises: laying table top 33, EVA feeding device 34 arranged on both sides of laying table top, EVA laying device 37 and EVA translation device 38 arranged above the laying table top, described EVA feeding device is used for. The EVA material is delivered to the EVA spreading device, the EVA spreading device includes an automatic dicing mechanism for cutting the EVA material and an EVA spreading mechanism, and the EVA translation device is used for adsorbing and transporting the EVA material after cutting on the laying table. to the accompanying tooling board.

In this example, there is an EVA feeding device with one use and one ready. Normally, two sets of feeding equipment are used alternately from left to right. When one of the feeding equipment is performing the laying operation, the other feeding equipment is ready for feeding. When the coil needs to be replaced, there is no need to wait for the whole line, which effectively reduces the waste of production capacity of the whole line. Specifically, the EVA feeding device includes the feeding air expansion shaft 341, the EVA tensioning mechanism, the first feeding correction mechanism and the EVA feeding mechanism. , the feeding air expansion shaft is arranged on the EVA inner deviation rectification frame 342 and is connected with the output shaft of the motor reducer 344 through the coupling 343, and the EVA tensioning mechanism includes a rotating arm 345 hinged on the EVA inner deviation rectification frame and The tensioning shaft 346, specifically, the tensioning shaft generates a tensioning force by its own weight, buffers the change of the angle of the rotating shaft, and the position of the rotation angle is read by a displacement measuring device to control the speed of the feeding motor.

Specifically, the first feeding correction mechanism includes a correction sensor 347, a correction controller 348, a correction actuator 349 and a correction track 340. The head of the correction actuator is connected to the internal correction frame of the EVA, and the tail is connected to the EVA. The outer fixed frame 350 is connected, the EVA inner deviation correction frame is installed on the deviation correction track on the lower surface of the EVA outer fixed frame, and can move left and right along the deviation correction track, and the actuator is used to push the EVA inner deviation correction frame to move left and right along the deviation correction track , The deviation correction sensor is placed on the edge of the EVA material. After the deviation correction sensor reads the edge position offset, the deviation correction controller sends an instruction to the deviation correction actuator. remain in the same position.

The EVA feeding mechanism includes: a displacement motor 352 arranged on the slider plate 351, a feeding upper chuck 353, a feeding lower chuck 354, a feeding chuck cylinder 355 and a feeding cylinder 356, and the slider plate passes through the feeding slide rail 363. It is slidingly connected with the EVA fixed outer frame, the output end of the displacement motor is floatingly connected with the lower end of the swing arm 357, and the upper end of the swing arm is fixedly connected with the lower feeding chuck, and is displaced around the first axis 358, and the feeding chuck cylinder pushes The upper feeding chuck opens and closes with the lower feeding chuck along the second axis 359. The feeding cylinder is used to push the EVA feeding mechanism to move back and forth along the feeding slide rail. During normal feeding, the lower feeding chuck is pushed by the displacement motor to accurately stay at There are three different positions: slicing position, material receiving position and feeding position. When feeding, the feeding chuck cylinder drives the feeding upper chuck and the feeding lower chuck to open and close to clamp the EVA material, and the feeding cylinder pushes the entire EVA feeding mechanism to feed the material. The slide rail moves in the direction of the automatic slicing and cutting mechanism. The feeding chuck is powered by the feeding chuck cylinder, and is arranged with multiple chucks to ensure even distribution of the holding force.

It should be noted that the EVA feeding device is equipped with an intermediate wrinkle elimination device. The wrinkle elimination device includes a feeding lower roller 360, a lifting cylinder 361 that drives the lower feeding roller to rise and fall, and a helical rubber roller 362. When the EVA is fed, it is bypassed from above. Feed the lower roller, lift the cylinder to retract, the helical rubber roller is pressed on the surface of the EVA material by its own weight, and the helical rubber roller is provided with spiral grooves in positive and negative directions, which generates tension to both sides while the feeding rotates, effectively reducing EVA. The problem of intermediate wrinkling caused by tension changes during material feeding.

The automatic cutting mechanism 371 includes a blade holder 371.1, a pressure plate cylinder 371.2 arranged on both sides of the blade holder, a pressure plate 371.3 arranged at the output end of the pressure plate cylinder, a blade servo motor 371.4 and a cutting blade 371.5, the blade servo motor drives the cutting The blade moves back and forth along the blade guide rail 371.6 to complete the cutting action. There are pressing rubber pads 371.7 on both sides of the pressing plate. When cutting, the pressing plate cylinder pushes down the pressing plate, so that the pressing rubber pads on both sides of the cutting blade press the VEA material. , effectively ensure the quality of EVA cutting. The servo motor is used as the cutting power, and the cutting blade is driven by the belt to move back and forth along the blade guide rail. The cutting blade can stop at different cutting positions to adapt to EVA slices of different widths and sizes.

The EVA material spreading mechanism 372 includes material spreading guide rails 372.1 arranged on both sides of the laying table. The material spreading chuck mechanism moves along the material spreading guide rail, and the chuck mounting frame 372.2 is fixed on the slider. Several laying chucks 372.3 are arranged symmetrically on the side, and the laying chucks are driven up and down by the spreading chuck cylinder 372.4. The spreading chuck uses the spreading chuck cylinder as the clamping power, and adopts the symmetrical arrangement of multiple chucks to ensure the clamping force. Evenly distributed, the chucks are large serrated, staggered with the feeding chuck, arranged on both sides of the spreading chuck, and used in conjunction with the EVA feeding device. The VA spreading mechanism moves back and forth along the spreading guide rails on both sides, and is driven by a servo motor.

A second deviation rectification mechanism is provided under the laying table, and the second deviation rectification mechanism is a rotating fulcrum 331 arranged under the laying table and a floating fulcrum 332 distributed around the rotating fulcrum. The rotating fulcrum in the middle position is fixed and only provides rotary motion, The four surrounding fulcrums are floating fulcrums, one of which is the power fulcrum 333, which is provided with a servo motor to provide rotational power. Two photoelectric switches on the outside of the EVA suction cup measure the deviation angle and deviation, and the servo motor drives the laying table to rotate around the rotation fulcrum to To correct the deviation angle, the deviation in the width direction of the EVA is corrected by the suction cup translation mechanism to ensure that the positional tolerance of the EVA laid on the component does not exceed the preset range.

The EVA translation device includes an EVA translation drive mechanism and an EVA suction cup 381 arranged below the EVA translation drive mechanism. A vacuum fan 382 is arranged above the EVA suction cup. The vacuum fan is connected to the EVA suction cup through a vacuum joint 383, and the air circuit is controlled by a solenoid valve. And suction cup vacuum and break vacuum.

Specifically, the EVA translation drive mechanism includes an EVA servo motor 384, a motor drive shaft 385, a suction cup translation guide rail 386 disposed on both sides of the motor drive shaft, a first suction cup connecting plate 387 disposed under the suction cup guide rail, and a first suction cup connecting plate 387 disposed on the first The second suction cup connecting plate 388 on the suction cup connecting plate and the suction cup lifting cylinder 389 arranged on the second suction cup connecting plate, the second suction cup connecting plate 388 is driven to move up and down by the lifting motor 401 installed on the first suction cup connecting plate 387 , the second suction cup connecting plate 388 is floated and connected together by the suction cup lifting cylinder 389. The suction cup lifting cylinder 389 adjusts the air pressure of the cylinder through the electric proportional valve 402. By adjusting the air pressure of the cylinder, the gravity of the EVA suction cup itself can be balanced, and It can absorb the pressure of a part of the EVA suction cup on the accompanying tooling board, so as to reduce the impact force when the EVA suction cup rises and falls. Preferably, there are two lifting motors 401 and two suction cup lifting cylinders 389 respectively, and they are respectively arranged on both sides of the EVA suction cup. The EVA servo motor is located between the translation guide rails. After the power is passed through the reducer, it is output to the suction cup translation guide rails on both sides to drive the entire EVA translation drive mechanism to move back and forth along the suction cup translation guide rails. The suction cup translation guide rails on both sides adopt a double hanger structure to ensure movement. Process stability and accuracy requirements.

(8) Glass laying unit

The glass laying unit includes: a glass feeding mechanism 27 , a glass turning mechanism 28 , a glass turning mechanism 29 , a glass correcting mechanism 30 and a glass laying mechanism 31 , and the glass feeding mechanism is used to transport the glass after peeling the separation paper to the glass Turning mechanism, the glass turning mechanism is used to realize the 180-degree rotation operation of the glass, and the glass turning mechanism is used to realize the 90-degree reversal of the glass and transfer the glass to the glass correction mechanism. The glass correction mechanism includes a horizontal correction mechanism and a vertical correction mechanism. The alignment mechanism, the horizontal alignment mechanism and the vertical alignment mechanism cooperate to align the center of the glass, and the glass laying mechanism is used to transport the center-aligned glass to the glass accompanying tooling board 32 and complete the laying of the glass .

The glass feeding mechanism 27 includes a glass horizontal conveying rail 271, a paper peeling vertical rail 272 and a glass vertical rail 273 slidably arranged on the glass horizontal conveying rail, and a paper peeling robot 274 slidably arranged on the paper peeling vertical rail, and the glass is vertical. A glass manipulator 275 is slidably arranged on the track, and a separating paper feeding cart 276 is arranged below the peeling manipulator. The glass feeding mechanism in this example realizes that the raw materials of the glass pallets are sequentially taken and placed on the glass flow line, and a single use is provided. A glass raw material warehouse 277 is prepared. Next to the glass raw material warehouse, there is a separation paper feeding truck. One of the glass raw material warehouses is used and the other is prepared, which is conducive to the replacement of glass pallets without interruption. Separating paper, glass manipulator is used to pick and place glass, and two sets of manipulators run at the same time, which does not occupy the production tact.

The glass inversion mechanism 28 realizes the direction of inverting the glass matte surface, which includes a tumbler bracket 281, a tumbler 282, a fluent strip 283, and a forward and reverse flow line 284. A clamping mechanism 285 is provided on the forward and reverse flow lines. The clamping mechanism It is used for fixing when the glass is turned over. The tumbler is set on the tumbler bracket through the rotating shaft 286 and the bearing seat. The forward and reverse flow lines and the fluent strips are set in the tumbler cage. The cage bracket is also provided with an overturning cylinder 288 for driving the rotating cage to rotate. Specifically, the rotating cage can rotate 180 degrees, and the internal structure is also reversed up and down accordingly. The clamping cylinder is located at the inlet and outlet of the forward and reverse streamlines, and the limit column is located at the outlet of the upper and lower fluent strips. The limit column is driven by the air cylinder and can be raised or lowered, which is convenient for the feeding, limiting and turning of the glass pallet. There are two sets of cylinders to realize the 180-degree flip of the tumbler mechanism and the glass. The two sets of flip cylinders cooperate with each other and have the characteristics of no backlash and no dead point, which is very suitable for the 180-degree flip of the glass.

The glass turning mechanism 29 includes a discharge line 291, a feeding roller 292 arranged on both sides of the discharge line, a streamline jacking cylinder 293 and a turning jacking device, which can be added at the discharge end of the discharge line according to production requirements. The brush 294 and the static elimination device 295 in the prior art are provided, which can remove the static electricity on the glass surface. The streamline jacking cylinder is arranged below the material discharge line to avoid mutual interference between glass feeding and discharging, and the turning jacking up The device includes a steering jacking cylinder 296 and a steering motor 297. The steering jacking cylinder and the steering motor are connected with a disc 298, which is used to jack up the glass on the discharge line and complete a 90-degree reversal.

The glass correcting mechanism is used to align the glass to the center position before laying materials, including a feeding line 301, and a feeding limit column 300 is provided at the end of the feeding line, the horizontal correcting mechanism and the vertical correcting mechanism. The structure is the same and is arranged below the feeding assembly line, including: a normalizing fixed plate 302 located on the side of the feeding assembly line, a normalizing push block 303 slidably arranged on the normalizing fixed plate, and a The pull rod 304, the center rotating arm 305 connecting the two pull rods, and the correcting cylinder 306 connected with the center rotating arm, the two ends of the correcting push block are provided with a correcting limit post 307, and the direction of the horizontal and vertical correcting mechanism is The vertical and independent action can be used for the normalizing operation of various sizes of glass without adjustment. The horizontal and vertical normalizing mechanisms use the normalizing cylinder as the normalizing power, and the center rotating arm is used as the synchronous centering mechanism. The positive push block aligns the center of the glass.

Specifically, it also includes a mechanism for correcting and jacking up the bull's eye seat. The mechanism for correcting and jacking up the bull's eye seat includes a bull's eye seat bracket 308, a plurality of bull's eye seats 309 arranged on the bull's eye seat bracket, and a bull's eye seat arranged on the bull's eye seat. The bull's-eye seat jacking cylinder under the bracket, during the normalizing operation, the bull's-eye seat jack-up cylinder acts to lift the glass on the feed line, so that the lower surface of the glass is in contact with a plurality of distributed bull's-eye seats, and the horizontal alignment is performed. When the mechanism and the vertical alignment mechanism perform the alignment operation, the frictional force of the glass movement is reduced, which facilitates the smooth operation of the alignment.

The glass laying mechanism 31 includes a suction cup driving mechanism and a suction cup frame 310 disposed below the suction cup driving mechanism. A plurality of vacuum suction cups 311 for sucking glass are distributed on the suction cup frame, and the plurality of vacuum suction cups suck the glass and place it on the glass. On the tooling board, the vacuum is generated by a vacuum generator, and the vacuum and vacuum breaking operations of the air circuit and the suction cup are controlled by a solenoid valve. The suction cup driving mechanism includes a suction cup servo motor 312, a transmission shaft 313, and a suction cup frame guide rail 314 arranged on both sides of the transmission shaft. , the horizontal suction cup frame connecting plate 315 slidably arranged under the guide rail of the suction cup frame, the vertical suction cup frame connecting plate 316 installed on the horizontal suction cup frame connecting plate through the sliding rail, and the suction cup frame lifting cylinder arranged on the vertical suction cup frame connecting plate 317, the vertical suction cup frame connecting plate is connected with the suction cup frame, and the suction cup servo motor drives the suction cup frame guide rails on both sides through the reducer and the transmission shaft, which can drive the entire glass laying mechanism to realize reciprocating motion along the suction cup frame guide rails, The guide rails of the suction cup racks on both sides adopt a double-hanger structure to ensure the stability and accuracy of the moving process. The suction cup frame lifting cylinders are used on both sides as the power source for ascending and descending. The synchronizing gear meshes with the rack on the side of the connecting plate of the horizontal suction cup frame to ensure the synchronous action of the lifting cylinders of the suction cup frame on both sides.

(9) Preheating unit

The preheating unit includes a fixed overall frame 1001, a transmission structure 1002, a limit fixing device for fixing product components, a position detection device for detecting the position of the fixed transmission accompanying tooling board, and a carrying backplane, a first EVA. layer, back conductive electrode, insulating film, solar cell, second EVA layer, and tempered glass. On the fixed main frame, the fixed transmission accompanying tooling plate is connected/contacted with the transmission structure, the limit fixing device is arranged on the fixed transmission accompanying tooling plate, or the limit fixing device is located on the fixed transmission accompanying Above/below the tooling board.

Among them, the back sheet, the first EVA layer, the back conductive electrode, the insulating film, the solar cell sheet, the second EVA layer, and the tempered glass are also called packaging materials/product components and the like. Before the fixed transmission accompanying tooling board enters the equipment, the back plate, the first EVA layer, the back conductive electrode, the insulating film, the solar cell sheet, the second EVA layer, and the tempered glass can be sequentially arranged on the fixed transmission accompanying tooling from bottom to top. The board can also be arranged on the fixed transmission accompanying tool board in sequence from top to bottom.

The limiting and fixing device includes an adhesive treatment device and an external fixing device for making materials such as EVA or adhesive in the product assembly to produce adhesiveness.

The adhesive treatment device includes a plurality of infrared heating devices that individually control and heat the EVA in the product assembly, and a plurality of ultraviolet curing devices that independently control and cure the adhesive in the product assembly.

The infrared heating lamp in the infrared heating device or the ultraviolet lamp in the ultraviolet curing device is arranged above or below the fixed transmission accompanying tool board through the focus adjustment device.

Since infrared heating lamps and ultraviolet lamps are spotlights, it is necessary to use a focus adjustment device to fine-tune the light focus of the lamps. By adjusting the focus adjustment device, the focal length of each lamp can be in the best position, ensuring the consistency of heating and curing.

The focus adjusting device includes a viscous processing device connecting frame 1090, a connecting frame lifting adjusting device 1091, a viscous processing device connecting beam 1092, a connecting beam adjusting connecting hole 1093, a viscous processing device connecting seat 1096, and a connecting seat adjusting connecting hole 1097. The connecting frame lifting and adjusting device is connected with the connecting frame of the viscous treatment device, and drives the connecting frame of the viscous treatment device to move up and down. The connecting frame of the viscous treatment device is provided with a plurality of connecting beam adjustment connecting holes. The beam is connected with the connecting beam adjustment connecting hole to adjust the horizontal position and height of the connecting beam of the viscous treatment device. The connecting beam of the viscous treatment device is provided with a plurality of connecting seat adjustment connecting holes, and the viscous treatment device connecting seat and the connecting seat are adjusted The connecting holes are connected to adjust the horizontal position and height of the connecting seat of the viscous processing device.

The temperature sensing device for monitoring the temperature is detachably arranged above or below the viscous processing device, the temperature sensing device includes a temperature sensor and a fixing bracket for installing and fixing the temperature sensor, and the fixing bracket can be directly placed on the transmission structure It can be connected and fixed through other structures such as brackets. Among them, a temperature sensor can correspond to an infrared heating lamp or an ultraviolet lamp.

In order to further improve the adjustment accuracy of the adjustment device, a calibration device can be added, and the calibration device can be directly fixed (or detachable) above or below the viscous processing device, or the calibration device is connected with the transmission structure, so that the transmission structure Drive the calibration device back and forth for calibration. The calibration device includes a calibration tool 1094 and a calibration probe 1095, a plurality of calibration probes are arranged on the calibration tool, and one calibration probe corresponds to one lamp. The calibration tool can be directly placed on the transmission structure, and can be connected and fixed through other structures such as brackets.

The calibration device and the temperature sensing device may be two independent structures, and the calibration device and the temperature sensing device may be integrated together to form a whole, and the adjustment and correction are performed while the temperature is detected.

When the calibration device is connected to the transmission structure, if lamp calibration needs to be performed, place the calibration tool on the transmission structure, and the transmission structure drives the calibration tool to be directly under the first row of heating lamps, and the calibration probe will read the heating lamps. Then adjust the power of the heating lamps according to the temperature of the heating lamps, so that the final heating temperature of each heating lamp is consistent. After the calibration of the first row is completed, the transmission unit drives the calibration tooling to be directly under the heating lamps in the next rows, and then completes the calibration in sequence.

The infrared heating device includes a heating bracket 1004 and an infrared heating lamp 1005. The power of each heating lamp can be controlled independently. The infrared heating lamp array is arranged on the heating bracket, which can make the EVA connection more uniform. The bracket is arranged above or below the fixed transmission accompanying tool board through the adhesive processing device connecting seat.

Among them, the packaging materials of the solar modules are laid on the fixed transmission accompanying tooling in the order of the back sheet, the first EVA layer, the back conductive electrode, the insulating film, the solar cell sheet, the second EVA layer, and the tempered glass from bottom to top. When the board is placed on the board, the infrared heating device is arranged above the fixed transmission accompanying tool board, and heats the EVA to a certain temperature through the tempered glass to make it sticky. The encapsulation material can also be tempered glass, the second EVA layer, the solar cell, the back conductive electrode, the first EVA layer, and the back plate in order from bottom to top. Set under tempered glass.

When in use, after the position detection device detects the fixed transmission accompanying tooling board, it turns on the infrared heating lamp to locally heat the cells in the product assembly. After the cells are heated, the heat is conducted to the EVA layer, which is in the When heated to a certain temperature, there will be viscosity, and the EVA can be bonded to the surrounding materials to fix the solar cells and prevent the cells from moving during the subsequent encapsulation process. The full name of the EVA is ethylene-vinyl acetate copolymer, which is a commonly used encapsulation material for solar modules. After heating, the EVA will return to a solid state.

The material of the back conductive electrode is generally copper foil, and other conductive materials can also be used.

The ultraviolet curing device includes a curing bracket, a photosensitive adhesive layer located in the product assembly, and an ultraviolet lamp 1006 for curing the photosensitive adhesive layer. The power of each heating lamp can be independently controlled. On the bracket, the curing bracket is arranged above or below the fixed transmission accompanying tool board through the adhesive processing device connecting seat.

When in use, firstly add a photosensitive adhesive layer with bonding function in/on the product components, such as adding UV glue or other materials with the same function on the surface of the battery sheet, and then laying the product components in the order of packaging on the fixed transmission accompanying tooling Then, the photosensitive adhesive layer is cured with an ultraviolet light to fix the solar cells and prevent the cells from moving during the subsequent encapsulation process.

The external fixing device 1007 includes structures such as adhesive tapes, adhesive strips, and the like.

When in use, one or more solar cells are firstly bonded to the back conductive electrode with an external fixing device to form a battery string, and then the battery string is laid on the fixed transmission accompanying tooling board according to the packaging sequence of the new type of module. To prevent cell movement during module packaging.

The encapsulation material refers to the material that will be used in the encapsulation process of the solar module, and does not specifically refer to the material that will continue to exist in the module after encapsulation. The encapsulation material can be increased or decreased according to the actual situation of the component. The fixed transmission accompanying tooling board is not limited to a movable platform or tempered glass.

Example 1: In this example, a backplane, EVA, back conductive electrodes, insulating films, solar cells, EVA, and tempered glass are sequentially laid on the surface of the fixed and transported tooling board from bottom to top. A transmission structure for conveying the fixed transmission accompanying tooling plate is also arranged below the fixed transmission accompanying tooling plate, and an infrared heating device is arranged above the fixed transmission accompanying tooling plate (when the back plate is a light-transmitting structure, the infrared heating device can also be installed in Below the accompanying tooling board), the infrared heating device includes a plurality of infrared heating lamps.

The backside conductive electrode and the perforated electrode can achieve good electrical contact after the package is completed, so as to collect the current of the solar cell.

When working, before the fixed transmission accompanying tooling board enters the infrared heating device, the surface of the fixed transmission accompanying tooling board will be sequentially laid with a back plate, a first EVA layer, a back conductive electrode, an insulating film, and a solar cell from bottom to top. Sheet, second EVA layer, tempered glass, when the fixed transmission accompanying tooling board enters under the infrared heating device, the infrared heating lamp will heat and melt the EVA through the tempered glass, and when the EVA melts, the solar cells and tempered glass will be bonded together. , After the heating, the EVA re-solidifies, and the EVA returns to a solid state. At this time, the solar cells no longer move due to the fixation of the EVA.

As a preferred solution of this embodiment, a product component vacuum adsorption device 1008 is arranged inside the fixed transmission accompanying tooling board, and the backplane is adsorbed to prevent the fixed transmission accompanying tooling board from entering the infrared heating device before the backplane moves. .

Example 2: In this example, the tempered glass is placed on the transmission structure, and the second EVA layer, the solar cell, the back conductive electrode, the first EVA layer, and the back plate are sequentially laid on the upper surface of the tempered glass from bottom to top. At this time, the effect of the tempered glass is the same as that of the fixed transmission accompanying tool plate in Example 1. Since most solar back panels are opaque to light, the infrared heating device should be set under the tempered glass at this time. When the present invention works, when the tempered glass enters above the infrared heating lamp, the infrared heating lamp will heat and melt the EVA through the tempered glass to fix the solar cells.

Example 3: In this example, the surface of the fixed transmission accompanying tooling board is sequentially laid with a back plate, EVA, back conductive electrode, insulating film, solar cell, EVA, tempered glass from bottom to top, and a UV adhesive layer is added on the surface of the solar cell. , a transmission structure for conveying the fixed transmission accompanying tooling board is also arranged below the fixed transmission accompanying tooling board, and the ultraviolet curing device can be arranged above the fixed transmission accompanying tooling board. When the backplane is a light-transmitting structure, the ultraviolet curing device The curing device can also be arranged below the fixed transporting tool board, and the ultraviolet curing device includes a plurality of ultraviolet lamps. When working, the photosensitive reaction of UV glue is used to fix the solar cell and the back conductive electrode.

Example 4: In this example, the tempered glass is placed on the transmission structure, and a second EVA layer, a solar cell, a back conductive electrode, a first EVA layer, a back plate, and a solar cell are laid on the upper surface of the tempered glass from bottom to top. UV glue layer is added on the surface. At this time, the role of tempered glass is the same as that of fixed transmission tooling board. Since most solar backplanes are not light-transmitting, the UV curing device is set under the tempered glass at this time. When working, the photosensitive reaction of UV glue is used to fix the solar cell and the back conductive electrode.

Example 5: First, a plurality of solar cells are bonded to the back conductive electrodes to form temporary cell strings 1000, and then the cell strings are laid on a fixed transmission accompanying tooling board, which can prevent the solar cells from moving during the subsequent encapsulation process. The preferred solution of the embodiment is to use adhesive tape to fasten the battery strings to each other. In this embodiment, the solar cell sheets can also be bonded to other materials to form cell strings.

(10) Packaging material flip unit

The packaging material turning unit includes: a rack 1100, a packaging material accompanying tooling board, a packaging material accompanying tooling board transmission mechanism 1101 for conveying the packaging material accompanying tooling board, a packaging material conveying mechanism, a packaging material accompanying tooling board fixing mechanism 1108, and Packaging material turning mechanism.

The packaging material accompanying tooling plate transmission mechanism is arranged on the frame or the packaging material inversion mechanism, and is used for fixing the packaging material accompanying tooling plate on the packaging material inversion mechanism. The packaging material accompanying tooling plate fixing mechanism is fixed Or it can be set up and down on both ends of the packaging material inversion mechanism, so that the packaging material accompanying tooling board cooperates with the packaging material conveying mechanism to clamp the packaging material, so as to complete the inversion and transport the inverted packaging material to the next process. The encapsulating material conveying mechanism is arranged on the encapsulating material overturning mechanism, and the encapsulating material overturning mechanism drives the encapsulating material accompanying tooling board, the encapsulating material laid on the accompanying tooling board, and the encapsulating material conveying mechanism on the rack. Rotate up 360° or flip horizontally 180°.

The packaging material traveling tooling board transmission mechanism includes a reducer as an output power, and the traveling tooling board is transported by feeding and adsorbing through a shaft, a pulley and a belt.

Two ends or both sides of the packaging material accompanying tooling board are provided with packaging material accompanying tooling board fixing holes matched with the packaging material accompanying tooling board fixing mechanism.

In addition, in order to facilitate the connection between the encapsulating material accompanying tooling plate fixing mechanism and the encapsulating material accompanying tooling plate, when the encapsulating material accompanying tooling plate fixing mechanism is fixedly arranged on the packaging material inversion mechanism, the frame or the packaging material inversion mechanism The accompanying tooling board jacking device for lifting the accompanying tooling board for packaging materials is arranged on the top.

The accompanying tooling board jacking device can directly use a jacking cylinder to push the accompanying tooling board. Or the accompanying tooling board jacking device includes the accompanying tooling board jacking frame 1066, the accompanying tooling board jacking frame jacking cylinder, the positioning convex cone pin, and the positioning concave cone hole for positioning and connecting the feeding and adsorbing accompanying tooling board. The positioning convex taper pin is arranged on the lifting frame of the accompanying tooling plate, and four corners of the bottom of the lifting frame are provided with four lifting cylinders of the supporting tooling plate lifting frame. Through the above structure, the packaging is realized. Precise positioning and jacking of the material accompanying tooling plate before it is turned over.

Packaging material accompanying tooling board is used to carry back sheet, EVA, back conductive electrode, insulating film, solar cell, EVA, tempered glass. The accompanying tooling board for the packaging material may use the existing accompanying tooling board or directly use the tempered glass in the packaging material, or the accompanying tooling board 1017 may be used for feeding and adsorbing.

Wherein, the loading and adsorbing accompanying tooling board includes a feeding accompanying tooling board frame and a accompanying working board panel, and the accompanying supporting tooling board panel is arranged on the feeding accompanying tooling board frame. The packaging material accompanying tooling board (the specific location can be the side wall and the top surface of the packaging material accompanying tooling board) is provided with packaging material separation air holes, and the packaging material turning mechanism is fixed or can be lifted and lowered to be separated from the packaging material. The air hole is matched with the blowing nozzle for separating the packaging material, so that when it is turned over, an appropriate amount of compressed air can be blown on the packaging material, so as to facilitate the separation of the packaging material and the accompanying tooling board.

When using the traveling tooling board jacking device, in order to match the positioning convex taper pin, a positioning concave taper hole can be provided on the bottom surface of the loading traveling tooling board frame to perform the connection and positioning of the traveling tooling board.

The packaging material conveying mechanism is fixed or can be lifted and lowered on the packaging material turning mechanism.

There are various implementation methods for clamping the packaging material before turning over, and different functional mechanisms or devices can be selected according to the actual use requirements to perform lifting adjustment, so as to realize the function of clamping the packaging material. The specific implementation methods include but are not limited to:

1. Use the accompanying tooling board jack-up device to lift the packaging material accompanying tooling board, and then use the packaging material accompanying tooling board fixing mechanism to fix the packaging material accompanying tooling board, and then you can choose the packaging material conveying mechanism to lift or fix the packaging material accompanying tooling board The mechanism rises to clamp the encapsulation material.

2. Directly use the packaging material accompanying tooling plate fixing mechanism to fix the packaging material accompanying tooling plate, and directly press the packaging material accompanying tooling plate on the packaging material conveying mechanism.

3. Use the accompanying tooling board jack-up device to lift the packaging material accompanying tooling board until the packaging material accompanying tooling board presses the packaging material conveying mechanism. The positioning convex taper pin of the jacking device cooperates to realize the function of the fixing mechanism of the accompanying tooling plate.

When the packaging material conveying mechanism is fixedly arranged on the packaging material turning mechanism, the packaging material conveying mechanism may only use the packaging material conveying belt 1102 .

When the packaging material conveying mechanism can be raised and lowered on the packaging material turning mechanism, the lifting device of the accompanying tooling plate can be omitted, and the packaging material accompanying tooling plate fixing mechanism can fix the packaging material accompanying tooling plate first, and then directly use The lifting and lowering of the packaging material conveying mechanism compresses the packaging material accompanying tooling board.

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 turning mechanism, and the packaging material conveying belt lifting mechanism drives the packaging material conveying belt The packaging material inversion mechanism moves up and down to press or move away from the packaging material accompanying tooling board.

Wherein, the packaging material conveying belt lifting mechanism includes a belt lifting driving cylinder 1104, a belt lifting driving connecting block 1105, a belt lifting driving rack 1106, and a belt lifting driving gear 1107, and the belt lifting driving cylinder is arranged at the turning point of the packaging material. In terms of mechanism, one end of the belt lift drive connecting block is connected with the outer frame of the packaging material conveying belt, and the other end is connected with the belt lift drive cylinder, and the belt lift drive rack is arranged on the belt lift. On the drive connection block, the belt lift drive gear engaged with the belt lift drive rack is arranged on the packaging material turning mechanism on the side of the belt lift drive cylinder.

When in use, the belt lift drive cylinder drives the packaging material conveying belt to lower or lift as a whole through the belt lift drive connection block. At the same time, the gear and rack cooperate with the auxiliary lift movement to improve the accuracy and synchronization of the movement.

The packaging material accompanying tooling plate fixing mechanism includes a packaging material accompanying tooling plate fixing cylinder, a packaging material accompanying tooling plate fixing pin, the packaging material accompanying tooling plate fixing pin is inserted with the packaging material accompanying tooling plate fixing holes, and the packaging material The accompanying tooling plate fixing cylinder drives the packaging material accompanying tooling plate fixing pin to move back and forth, so that the packaging material accompanying tooling plate fixing pin is inserted into or removed from the fixing hole of the packaging material accompanying tooling plate, so as to complete the packaging material accompanying tooling plate. Fixing or release.

When the encapsulating material accompanying tooling plate fixing mechanism can be lifted and set on the turning mechanism, the accompanying tooling plate fixing mechanism lifting drive device is used to drive it up and down. The lifting connecting block 1123 , the lifting rack 1124 of the fixing mechanism, and the lifting gear 1125 of the fixing mechanism. The lifting and driving cylinder of the fixing mechanism is arranged on the frame or the turning mechanism of the packaging material, and drives the packaging material to move up and down with the fixing mechanism of the tooling plate through the lifting connecting block of the fixing mechanism. The lifting rack of the fixing mechanism or the lifting gear of the fixing mechanism is arranged on the packaging material. On the overturning mechanism, the lifting gear of the fixing mechanism or the lifting rack of the fixing mechanism is arranged on the fixing mechanism of the accompanying tooling plate, and the lifting rack of the fixing mechanism is meshed with the lifting gear of the fixing mechanism, so that the fixing mechanism of the accompanying tooling plate at each position can be raised and lowered synchronously.

Among them, there can be two sets of lifting and driving cylinders of the fixed mechanism, lifting racks of the fixed mechanism, and lifting gears of the fixed mechanism, which are located on both sides of the accompanying tooling plate to ensure that the two sides of the accompanying tooling plate of the packaging material can be lifted synchronously.

The packaging material inversion mechanism includes two structures, one is a first packaging material inversion device that rotates 360°, and the other is a second packaging material inversion device that rotates 180°.

The first packaging material inversion device includes a packaging material inversion frame 1115. The packaging material inversion frame is rotatably connected to the frame through the inversion guide ring 1116 or the inversion installation fixing shaft 1120. The guiding ring power mechanism 1117 drives the inversion guide ring in the machine. The rotation of the packaging material turning frame is realized, and the installation fixed shaft power mechanism 1121 drives the turning installation fixed shaft to rotate, so as to realize the rotation of the packaging material turning frame.

Wherein, the overturning guide ring is driven to rotate by connecting parts such as gears and chains in the power mechanism of the guide ring. The overturned installation fixed shaft is driven to rotate by a power motor, a transmission gear and other devices in the installation and fixed shaft power mechanism.

In addition, in order to improve the accuracy and smoothness of turning over, the frame is provided with a turning guide ring guide wheel in contact with the turning guide ring and a braking device for controlling the stopping of the turning guide ring (the common brake device in the field can be used) .

When the first packaging material inversion device is used, the packaging material accompanying tooling plate transmission mechanism is arranged on the packaging material inversion frame, and the packaging material conveying belt is fixed or the packaging material conveying belt lifting mechanism is arranged on the packaging material inversion frame. The packaging material accompanying tooling plate fixing mechanism is fixed/lifted and arranged on the packaging material turning frame at both ends of the packaging material accompanying tooling plate transmission mechanism, wherein the packaging material conveying belt lifting mechanism drives the packaging material conveying belt to rise and fall on the packaging material turning frame, so The packaging material accompanying tool board transmission mechanism is located below the packaging material conveying mechanism.

The second packaging material turning device includes a left turning arm 1109, a right turning arm 1110, a turning shaft 1111, a turning power cylinder 1112, a turning swing arm 1113, and a turning buffer cylinder 1114. The turning shaft is rotatably connected to the frame. , the left turning arm and the right turning arm are relatively fixedly arranged on both sides of the turning shaft, and the turning power cylinder is connected with the turning shaft through the turning swing arm (wherein, the end of the turning power cylinder can be rotatably arranged on On the frame, the turning arm is fixedly connected with the turning shaft, the turning power cylinder is rotatably connected with the turning arm), and the turning shaft drives the left and right turning arms to turn over, and the end of the turning buffer cylinder is rotatably connected to the machine. On the frame, the power output end is rotatably connected with the flipping swing arm, so as to provide buffer force for the rotation of the flipping arm and the rotating shaft.

At this time, the encapsulating material accompanying tooling plate fixing mechanism is arranged in the left turning arm and the right turning arm, the packaging material accompanying tooling plate transmission mechanism is arranged on the frame, and the accompanying tooling plate lifting device is arranged in Below the conveying mechanism of the encapsulating material accompanying tooling board, the encapsulating material conveying belt lifting mechanism is arranged on the left turning arm and the right turning arm to drive the encapsulating material conveying belt to rise and fall on the turning arm.

The present invention also provides a method for flipping a new type of solar module, which consists of laying a backplane, EVA, a back conductive electrode, an insulating film, a solar cell, EVA, and tempered glass on the surface of the encapsulating material accompanying tooling plate from bottom to top. The encapsulation material of the new type of solar module is transported to the lower part of the encapsulation material inversion mechanism along with the traveling tooling board. The encapsulation material transmission mechanism and the encapsulation material inversion mechanism fix the encapsulation material along with the traveling tooling board and the encapsulating material, and then turn over as a whole. The material transfer mechanism transfers the packaging material to the subsequent equipment, and recovers the packaging material along with the tooling board for the next laying of the packaging material.

The encapsulation material refers to the material that will be used in the encapsulation process of the solar module, and does not specifically refer to the material that will continue to exist in the module after encapsulation. The encapsulation material can be increased or decreased according to the actual situation of the component.

The present invention also provides a method for inverting a new type of solar module. First, the solar cells in the encapsulation material are fixed on the back conductive electrodes or other materials with certain rigidity to make cell strings, and then the cell strings are flipped and laid down. To the packaging material accompanying tooling board, and then realize the flipping of the packaging material through the flipping device.

The present invention also provides a method for inverting a new type of solar module. First, the solar cells in the encapsulation material are flipped and then fixed on a special accompanying tooling board, and then the back conductive electrodes are laid on the surface of the solar cells. Lay other packaging materials, place the packaging materials on the packaging material accompanying tooling board, and then realize the inversion of the packaging materials through the flipping equipment.

Example 1

The surface of the encapsulating material accompanying tooling board is sequentially laid with a back plate, EVA, a back conductive electrode, an insulating film, a solar cell sheet, EVA, and tempered glass from bottom to top. The back plate, EVA, back conductive electrode, insulating film, solar cell, EVA, and tempered glass together form a packaging material, and a packaging material accompanying tooling board for conveying the packaging material accompanying tooling board is also provided below the packaging material accompanying tooling board. transmission mechanism.

The accompanying tooling board for packaging materials is also provided with an accompanying tooling board jacking device for positioning and lifting the packaging material accompanying tooling board. The accompanying tooling board jacking device is located in the packaging material accompanying tooling board transmission mechanism. Before lifting, its upper surface is lower than the upper surface of the packaging material accompanying tooling board transmission mechanism, so as to realize precise positioning before the packaging material accompanying tooling board is transported and turned over on the packaging material accompanying tooling board transmission mechanism.

A packaging material inversion mechanism is arranged above the packaging material accompanying tooling board transmission mechanism, and the packaging material inversion mechanism has a left inversion arm, a right inversion arm, a inversion rotation shaft, a inversion power cylinder, an inversion swing arm, and an inversion buffer cylinder.

The turning shaft is fixed on the frame and can be rotated, the left turning arm and the right turning arm are fixed on the turning shaft as a whole, and the turning power cylinder can push the turning shaft to rotate through the turning arm, so as to realize the The flip of the flip arm and the right flip arm.

The left flip arm and the right flip arm are also provided with a packaging material accompanying tool board fixing mechanism, and a packaging material accompanying tool board fixing hole is also provided at a corresponding position on the packaging material accompanying tool board. During the flipping process of the packaging material accompanying tooling plate, the packaging material accompanying tooling plate fixing mechanism in the left and right flipping arms cooperates with the packaging material accompanying tooling plate fixing holes on the packaging material accompanying tooling plate to fix the packaging material accompanying tooling plate. , to prevent the packaging material from moving with the tooling board during the flipping process.

The left turning arm and the right turning arm are also provided with a packaging material conveying belt, and both sides of the packaging material conveying belt are connected with the left turning arm and the right turning arm through the packaging material conveying belt lifting mechanism. When the packaging material conveying belt descends, all the packaging materials can be tightly pressed on the packaging material accompanying tooling plate to prevent the packaging material on the packaging material accompanying tooling plate from moving during the turning process.

When this example works, the packaging material accompanying tooling board is covered with packaging material, which is transferred to the underside of the packaging material overturning mechanism through the packaging material accompanying tooling board transmission mechanism, and the accompanying tooling board jacking device is jacked up. After the material is positioned, it is jacked up. After the jacking is in place, the packaging material accompanying tooling board fixing mechanism in the left flip arm and the right flipping arm will pass the packaging material accompanying tooling plate fixing holes set on the packaging material accompanying tooling board. Fix it, and then lower the lifting device of the accompanying tooling board. At this time, the packaging material conveying belt connected to the left turning arm and the right turning arm through the packaging material conveying belt lifting mechanism descends to press the packaging material on the packaging material accompanying tooling board. The turning power cylinder drives the left turning arm and the right turning arm to turn over together. After turning 180 degrees, the packaging material conveying belt slowly descends. Due to the action of gravity, the packaging material will fall together with the packaging material conveying belt. At this time, the packaging material and the packaging material are accompanied by the tooling board Completely separated, the encapsulation material conveyor belt conveys the inverted encapsulation material to downstream equipment. After the transfer is completed, the left turning arm and the right turning arm are turned back by 180 degrees driven by the turning power cylinder. At this time, the packaging material accompanying tooling board is located above the packaging material accompanying tooling board transmission mechanism, and the accompanying tooling board jacking device is jacked up. , catch the packaging material accompanying tooling board, put it back on the packaging material accompanying tooling board transmission mechanism, and the packaging material accompanying tooling board transmission mechanism transfers the empty packaging material accompanying tooling board to other equipment. So far, this example has completed a complete flip.

As a preferred solution of this embodiment, the end of the inversion swing arm disposed on the inversion shaft is also provided with a reversal buffer cylinder to reduce the shock and vibration of the packaging material inversion mechanism, thereby ensuring that the packaging material is accompanied by tooling during the inversion process Accuracy of board and packaging materials.

Example 2

The surface of the encapsulating material accompanying tooling board is sequentially laid with a back plate, EVA, a back conductive electrode, an insulating film, a solar cell sheet, EVA, and tempered glass from bottom to top. In this example, the back sheet, EVA, back conductive electrode, insulating film, solar cell, EVA, and tempered glass together constitute the packaging material, and a packaging material for conveying the packaging material accompanying tooling board is also provided under the packaging material accompanying tooling board. Accompanying tooling plate transfer mechanism.

The packaging material inversion mechanism includes a first packaging material inversion device, and the first packaging material inversion device includes a packaging material inversion frame, an inversion guide ring, and a guide ring power mechanism. The packaging material accompanying tool board transport mechanism is arranged inside the packaging material inversion mechanism and is fixed with the packaging material inversion mechanism.

The packaging material overturning frame is also provided with a packaging material accompanying tool board fixing mechanism, and a packaging material accompanying tool board fixing hole is also provided at a corresponding position on the packaging material accompanying tool board. During the overturning process of the packaging material accompanying tooling plate, the packaging material accompanying tooling plate fixing mechanism in the packaging material turning frame cooperates with the packaging material accompanying tooling plate fixing holes to fix the packaging material accompanying tooling plate to prevent overturning The encapsulation material moves with the tooling board during the process.

The packaging material turning frame is also provided with a packaging material conveying belt, and both sides of the packaging material conveying belt are connected to the packaging material turning frame through the packaging material conveying belt lifting mechanism. When the packaging material conveying belt descends, all the packaging materials can be tightly pressed on the packaging material accompanying tooling plate to prevent the packaging material on the packaging material accompanying tooling plate from moving during the turning process.

The packaging material turning frame is also provided with a turning guide ring, and the turning guide ring is in contact with the turning guide ring guide wheel arranged on the frame and can rotate on the turning guide ring guide wheel. The power mechanism is fixed on the frame and provides power for the rotation of the packaging material turning mechanism.

When this example is working, the packaging material accompanying tooling plate is covered with packaging material, which is transferred to the inside of the packaging material turning mechanism through the packaging material accompanying tooling plate transmission mechanism, and the packaging material accompanying tooling plate fixing mechanism is arranged on the packaging material accompanying tooling plate. The fixing holes of the accompanying tooling board for packaging materials fix the accompanying tooling board for packaging materials. At this time, the packaging material conveying belt inside the packaging material turning frame is driven to descend by the packaging material conveying belt lifting mechanism, and the packaging material is pressed on the packaging material accompanying tooling board. The power mechanism of the guide ring drives the packaging material turning frame to turn over. After turning 180 degrees, the packaging material conveying belt slowly descends. Due to the action of gravity, the packaging material will fall together with the packaging material conveying belt. At this time, the packaging material is completely separated from the packaging material accompanying tooling board. The packaging material conveyor belt conveys the inverted packaging material to downstream equipment. After the transfer is completed, the packaging material turning frame is driven by the power mechanism of the guide ring to turn back/continue to turn 180 degrees. At this time, the packaging material accompanying tooling board is located above the packaging material accompanying tooling board transmission mechanism. At this time, the packaging material accompanying tooling is released. The board fixing mechanism puts the packaging material accompanying tooling board back on the packaging material accompanying tooling board transmission mechanism, and the packaging material accompanying tooling board transmission mechanism transfers the empty packaging material accompanying tooling board to other equipment. So far, this example has completed a complete flip.

As a preferred solution of this embodiment, the guide ring power mechanism is configured to drive the rotation of the packaging material turning frame through a gear structure.

Example 3:

The surface of the encapsulating material accompanying tooling board is sequentially laid with a back plate, EVA, a back conductive electrode, an insulating film, a solar cell sheet, EVA, and tempered glass from bottom to top. In this example, the back sheet, EVA, back conductive electrode, insulating film, solar cell, EVA, and tempered glass together constitute the packaging material.

The packaging material inversion mechanism is a first packaging material inversion device. The first packaging material inversion device includes a packaging material inversion frame, a turning guide ring, and a guide ring power mechanism. The packaging material accompanying tool plate transmission mechanism is arranged on the packaging material inversion frame and is connected with the packaging material inversion frame. The packaging material flip frame is fastened together.

The packaging material accompanying tooling plate fixing mechanism can be lifted and arranged on the packaging material turning frame, and a corresponding position on the packaging material accompanying tooling plate is also provided with a fixing hole of the packaging material accompanying tooling plate. During the overturning process of the packaging material accompanying tooling plate, the packaging material accompanying tooling plate fixing mechanism cooperates with the packaging material accompanying tooling plate fixing holes on the packaging material accompanying tooling plate to fix the packaging material accompanying tooling plate, preventing the packaging material accompanying tooling during the turning process. During the movement of the board, at the same time, the lifting and driving device of the accompanying tooling board fixing mechanism is used to drive the packaging material accompanying tooling board fixing mechanism to lift and lower, so as to compress the packaging material accompanying tooling board.

The packaging material turning frame is also fixedly provided with a packaging material conveying belt, which is fixed by the packaging material conveying belt, and the packaging material clamping function is realized by driving the accompanying tooling plate fixing device to lift and lower, so as to prevent the packaging material from being packaged on the accompanying tooling plate. The material moves during the flipping process.

When this example is working, the packaging material is laid on the surface of the accompanying tooling plate, and is transported to the inside of the packaging material turning mechanism through the packaging material accompanying tooling plate transmission mechanism, and the packaging material accompanying tooling plate fixing mechanism rises, so that the packaging material is fixed on the accompanying tooling plate. The mechanism can fix the packaging material accompanying tooling board through the fixing holes of the packaging material accompanying tooling board, and drive the packaging material and the packaging material accompanying tooling board to approach and press against the packaging material conveying belt. The guide ring power mechanism drives the packaging material turning frame to turn over. After turning 180 degrees, the packaging material accompanying tooling plate fixing mechanism slowly lifts up. Due to the action of gravity, the packaging material will fall on the packaging material conveyor belt. At this time, the packaging material and packaging material accompanying tooling The plates are completely separated, and the packaging material conveyor belt conveys the inverted packaging material to downstream equipment. After the transfer is completed, the packaging material turning frame is driven by the power mechanism of the guide ring to turn back/continue to turn 180 degrees. At this time, the packaging material accompanying tooling board is located above the packaging material accompanying tooling board transmission mechanism. At this time, the accompanying tooling board is lowered to fix it. Then loosen the fixing pin of the packaging material accompanying tooling board fixing mechanism, and put the packaging material accompanying tooling board back on the packaging material accompanying tooling board transmission mechanism, and the packaging material accompanying tooling board transmission mechanism transfers the empty packaging material accompanying tooling board to the other equipment. So far, this example has completed a complete flip.

Example 4

First, a plurality of solar cells are bonded to the back conductive electrodes to form battery strings, and then the battery strings are placed on the packaging material accompanying tooling board in the order of packaging and other packaging materials, and then the packaging materials with the packaging materials are laid on the accompanying tooling. The plate can be turned over by the first embodiment, the second embodiment or the third embodiment, which can prevent the solar cell sheet from moving during the subsequent encapsulation process. In this embodiment, the solar cell sheets can also be bonded to other materials to form cell strings.

Example 5

In this example, the tempered glass is placed on the conveying mechanism of the encapsulation material accompanying tooling plate, and EVA, solar cell, insulating film, back conductive electrode, EVA, and back plate are sequentially laid on the upper surface of the tempered glass from bottom to top. At this time, the effect of the tempered glass is the same as that of the encapsulating material accompanying tooling board in the first embodiment. Then, the packaging material is turned over according to the first embodiment or the second embodiment or the third embodiment. In this embodiment, each solar cell sheet is turned over before laying, which can reduce the volume of the device.

Example 6

First, a plurality of solar cells are bonded to the back conductive electrodes to form a battery string, and then the battery string is turned 180 degrees, and then placed on the packaging material accompanying tooling board according to the packaging sequence of Example 4 and other packaging materials. The encapsulation material accompanying tooling plate with the encapsulation material laid on it can be turned over through Embodiment 1 or Embodiment 2 or Embodiment 3, and at the same time, it can prevent the movement of the solar cell 2d during the subsequent encapsulation process. As a better solution in this embodiment, use Tape holds the strings of batteries to each other. In this embodiment, the solar cell sheets can also be bonded to other materials to form cell strings.

The back contact photovoltaic module is composed of a back sheet, an EVA film, a back conductive electrode (conductive copper foil), a GPS insulating film, a battery sheet, an EVA film, and a tempered glass. The conductive copper foil and the battery are connected by conductive glue.

(11) Packaging characteristics, there are roughly two process routes for back-contact photovoltaic modules:

A. The backboard is laid on the accompanying tooling board—> conductive adhesive printing—> insulating layer laying—> glue point, insulation layer testing—> cell laying—> PL, chip spacing testing—> EVA laying—> glass laying—> Chip spacing, EVA, glass inspection -> pre-bonding -> flipping and blanking -> tooling board circulation along the way, and component output -> lamination.

B. Positioning parts placement -> integrated backplane laying -> conductive adhesive printing -> insulating layer laying -> glue point, insulating layer detection -> cell laying -> PL, chip spacing detection -> EVA laying -> glass laying - >Inspection of chip spacing, EVA, glass—>lamination—>recycling of positioning parts.

Among them, the conductive adhesive printing in the two schemes A and B can also be printed on a small piece before the film is placed, and then the film is placed. The precision of route A is high, and the backing plate is vacuum adsorbed by the accompanying tooling plate between each process, so as to reduce the displacement change caused by the movement as much as possible. Route B can save the accompanying tooling board, save the pre-bonding and flipping and blanking processes, and laminate together with the positioning piece. After the lamination is completed, the positioning piece can be recycled for use.

During the processing, the accompanying tooling board used to carry the product can adopt the existing conventional structure, or can directly use tempered glass, or the accompanying tooling board adopts the feeding and adsorbing accompanying tooling board 1017, and the feeding and adsorption accompanying tooling board can be It cooperates with the accompanying tooling board jacking device 1018 arranged in the feeding and adsorbing accompanying tooling board conveying line 1016 for conveying the feeding and adsorbing accompanying tooling board, so that the accompanying tooling board jacking device drives the accompanying tooling board to move up and down, so that each The unit processes the product.

The conveying line for feeding and adsorbing accompanying tooling board includes a reducer 1059 as an output power, and the feeding and adsorption accompanying tooling board is transported through shafts, pulleys and belts.

The loading and adsorbing accompanying tooling board includes a loading accompanying tooling board frame 1060 , a accompanying tooling board panel 1061 , a flip fixing block 1064 , a fixed profile frame, a side protection strip, and a positioning concave taper hole 1065 . The accompanying tooling plate panel is arranged on the frame of the loading accompanying tooling plate, the panel of the accompanying tooling plate is sprayed with Teflon coating to increase wear resistance, and the positioning concave taper hole is arranged on the upper The bottom surface of the frame of the accompanying tooling board. The positioning and fixing of the product can be carried out by means of vacuum adsorption, electrostatic adsorption, or ice layer fixation, etc., for the loading and adsorption accompanying tooling plate.

The overturning fixing blocks are arranged on both sides of the frame of the loading and accompanying tooling plate to serve as the action points for clamping during the overturning station. The fixed profile frame is arranged on both sides of the bottom of the frame of the loading and accompanying tooling plate. The side protection strip is arranged on the outer side of the overturned fixed block and/or the fixed profile frame. During movement, if there is a collision, a part of the impact force is absorbed, so that the back plate does not move as much as possible.

The accompanying tooling board jacking device is used to achieve the purpose of jacking up the accompanying tooling board. The positioning convex taper pin, which cooperates with the positioning concave cone hole to locate and connect the feeding and adsorbing tooling plate, is arranged on the lifting frame of the accompanying tooling plate. The range is larger, and the disengagement is smoother at the same time. Compared with the method of a fixed pin + a movable pin, the repeated positioning accuracy will be better.

The four corners of the bottom of the jacking frame are provided with four accompanying tooling plate jacking up frame jacking cylinders, and a spherical floating structure 1068 (spherical floating structure is connected to the power output end of each accompanying tooling plate jacking up frame jacking cylinder). The spherical structure on the top is in contact with the spherical concave surface on the lifting frame of the accompanying tooling board), and the frame will not be stuck when it is raised, making it more smooth when driving the accompanying tooling board to lift the frame. The top of the spherical floating structure has adjustment screw holes, the screws pass through the accompanying tooling plate to lift the frame and are threadedly connected with the adjustment screw holes, and the screw is locked to fine-tune the lifting height, so that the fine-tuning frame is kept at a uniform level after being lifted up. superior. Among them, the spherical floating structure can adopt the existing structural equipment.

When feeding, there are two implementations, as follows:

Embodiment 1

When the loading and adsorption accompanying tooling plate is transmitted from the feeding and adsorption accompanying tooling plate conveying line to the deceleration sensor sensor, it starts to decelerate, and then slowly runs at low speed until the jacking position sensor light is on, and stops. The positioning convex cone pin acts as a jacking cylinder. Go down into the positioning concave taper hole, and with the help of the taper hole, position the loading and adsorbing tooling plate to correct the positional deviation during transmission and stop. After the process is completed, lift the cylinder down and drop the accompanying tooling plate back. transmission line, while positioning the convex taper pin out of the positioning concave taper hole.

Embodiment 2

Directly drive the conveying line of the loading and adsorbing tooling plate to run through the servo motor, so that the loading and adsorbing tooling plate is stopped at the required position, and the positioning convex cone pin enters the positioning concave cone hole under the action of the cylinder. With the help of the moving tooling plate, position the traveling tooling plate to correct the positional deviation during transmission and stop. After the process is completed, the cylinder descends, and the traveling tooling plate is dropped back to the transmission line. At the same time, the positioning convex taper pin is separated from the positioning concave taper hole.

Specific embodiment one

An automatic production line for photovoltaic modules includes: a feeding and placing unit for manually placing a backplane, a glue squeegee unit, a GPS laying unit, a glue point manual visual inspection unit, a swinging unit (offline type, material box feeding), PL + manual Inspection unit, EVA laying unit, glass laying unit (upper glass unit, glass turning unit, glass reversing unit), preheating unit, packaging material turning unit (swing arm type), translation unit, transfer unit, artificial patch unit, Laminate unit. This embodiment can satisfy the processing of the MWT back contact assembly.

Loading and placing unit, squeegee unit, GPS laying unit, glue point manual visual inspection unit, swinging unit, PL+ manual inspection unit, artificial patch unit, EVA laying unit, glass laying unit, preheating unit, packaging material turning unit Arranged in sequence, the translation units are arranged between the loading and placing unit and the packaging material turning unit, and between the swinging unit and the artificial patch unit. The packaging material inversion unit inverts the packaging material and transports it to the lamination unit, and the conveying unit is used for conveying the material between two adjacent stations.

Specific embodiment two

An automatic production line for photovoltaic modules includes: a loading and placing unit for placing backsheet materials and copper foil EVA composite films (including a backsheet material loading and placing unit and a copper foil EVA composite film loading and placing unit, and a backsheet material loading and placing unit) The station is located upstream of the copper foil EVA composite film feeding station), squeegee unit, GPS laying machine, glue point visual inspection unit, swinging machine (online, small pieces are printed and transmitted by the printing machine), PL+ visual automatic Inspection and laying EVA unit, glass laying unit (upper glass unit, glass turning unit, glass reversing unit), preheating unit, turning unit (swing arm type), translation unit, transfer unit, manipulator patch unit. This embodiment can meet the IBC back contact assembly with higher precision requirements, and adds functions such as automatic compensation for the positional deviation of the accompanying tooling board, screen plate, and GPS insulating film.

Loading and placing unit, squeegee unit, GPS laying unit, glue point visual inspection unit, swinging unit, PL+ visual automatic inspection unit, manipulator patch unit, EVA laying unit, glass laying unit, preheating unit, and turning unit are set in sequence , the translation unit is arranged between the loading and placing unit and the packaging material turning unit, and between the swinging unit and the PL+ visual automatic inspection unit. The packaging material inversion unit inverts the packaging material and transports it to the lamination unit, and the conveying unit is used for conveying the material between two adjacent stations.

Specific embodiment three

An automatic production line for photovoltaic modules includes: a feeding and placing unit for placing copper foil EVA composite film, a squeegee unit, a GPS laying unit, a swinging unit (online, small pieces are printed and transmitted by a printing machine), PL + visual automatic Inspection unit, EVA laying unit, glass laying unit (only upper glass unit and glass turning unit can be used, no need for reversing), translation unit, transmission unit, manipulator patch unit. This embodiment can satisfy the processing of the MWT back contact assembly.

The feeding and placing unit, the scraping unit, the GPS laying unit, the swinging unit, the PL+ visual automatic inspection unit, the manipulator patch unit, the EVA laying unit, and the glass laying unit are arranged in sequence, and the translation unit is arranged on the feeding and placing unit and the layer. Between the pressing unit, between the swinging unit and the PL+ visual automatic inspection unit. After the glass laying unit lays the glass, the packaging material is directly conveyed to the laminating unit, and the conveying unit is used for conveying the material between two adjacent stations.

Specific embodiment four

An automatic production line of photovoltaic modules includes: a feeding and placing unit, a GPS laying unit, a swinging unit (at this time, the cell has been directly provided with glue), a PL+ detection unit, an EVA laying unit, a glass laying unit, and a preheating unit. , Packaging material turnover unit, translation unit, transmission unit, patch unit. The loading and placing unit, the GPS laying unit, the swinging unit, the PL+ detection unit, the EVA laying unit, the glass laying unit, the pre-heating unit, and the packaging material turning unit are arranged in sequence, and the translation unit is arranged between the loading and placing unit and the turning of the packaging material. Between units, between the pendulum unit and the PL+ visual automatic inspection unit. The packaging material inversion unit inverts the packaging material and transports it to the lamination unit, and the conveying unit is used for conveying the material between two adjacent stations.

Specific embodiment five

An automatic production line for photovoltaic modules includes: a loading and placing unit for placing copper foil EVA composite film, a GPS laying unit, a swinging unit (at this time, the cell has been directly provided with glue), PL + visual automatic inspection unit, Laying EVA unit, glass laying unit, translation unit, transmission unit. This embodiment can satisfy the processing of the MWT back contact assembly.

The feeding and placing unit, the scraping unit, the GPS laying unit, the swinging unit, the PL+ visual automatic inspection unit, the EVA laying unit, and the glass laying unit are arranged in sequence, and the translation unit is arranged between the feeding and placing unit and the lamination unit, Between the pendulum unit and the PL+ visual automatic inspection unit. After the glass laying unit lays the glass, 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 beneficial effects of an automatic production line for photovoltaic modules of the present invention are:

1. Solve the packaging automation of back-contact photovoltaic modules, reduce the labor cost of module manufacturing, improve the production efficiency of module packaging, and improve the position accuracy when packaging solar cells.

2. Solve the packaging of various types of cells and various versions to meet their process requirements. Improve single-line production capacity, reduce industrialized equipment costs, improve component yield and component grades, and reduce component defects and component degradation caused by human intervention such as manual rework.

3. Improve the reliability of component standardized manufacturing, production process stability, repeatability and product consistency. Reduce manual intervention and improve working conditions.

4. Reduce the production area, reduce the production cost, shorten the production cycle, and ensure the production balance.

The above descriptions are only the embodiments of the present invention, and are not intended to limit the scope of the patent of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description of the present invention, or directly or indirectly applied in other related technical fields, are all applicable. Similarly, it is included in the scope of patent protection of the present invention.

Claims (10)

1. an automatic production line of photovoltaic modules, is characterized in that, comprises: for placing one or more in the back plate material and the copper foil EVA composite film, the loading and placing unit, the insulating layer processing unit, the swinging unit, the translation unit, cell pre-bonding unit, EVA laying unit, glass laying unit, transmission unit, the loading and placing unit, the insulating layer processing unit, the swinging unit, the cell pre-bonding unit, the laying unit The EVA unit and the glass laying unit are arranged in sequence, and the materials are conveyed through the transmission unit. The glass laying unit is directly or sequentially connected to the lamination station through the preheating and turning unit, and the translation unit is arranged on the swinging unit. Between the EVA laying unit and/or the loading and placing unit and the preheating and turning unit. 2 . The automatic production line for photovoltaic modules according to claim 1 , wherein the material loading and placing unit comprises a material loading and placing rack, and an integrated backplane is arranged in front of the inside of the material loading and placing rack. 3 . Loading raw material warehouse, the rear of the loading and placing rack is provided with a feeding and placing conveyor line, and the feeding and placing conveyor line is provided with a backboard accompanying tooling board, and the beam of the loading and placing rack is located on the upper side. An integrated backboard placing device is arranged above the raw material silo, and an integrated backboard heating device is arranged on the crossbeam of the loading and placing rack above the feeding and placing conveyor line, and the integrated backboard placing device is used for clamping The integrated backboard in the raw material warehouse is taken and transported to the backboard accompanying tooling board. The integrated backboard heating device is used to complete local heating to partially melt the EVA layer in the backboard to bond the backboard layer and copper. foil layer. 3 . The automatic production line for photovoltaic modules according to claim 1 , further comprising a squeegee unit, the squeegee unit is located between the material loading and placing unit and the insulating layer processing unit; wherein, the squeegee The unit includes a printing frame, a squeegee rectifying device for fixing, rectifying and printing a squeegee, a lifting and feeding device, and a feeding and conveying jacking device for product conveying and lifting. The printing squeegee The glue rectification device is provided with a lifting and feeding device that drives its lifting motion, and a feeding and conveying jacking device is arranged below the printing squeegee rectification device; the printing squeegee rectification device includes a printing frame, a double-knife squeegee device, a pressure Tight deviation correction device, displacement feeding device, the displacement feeding device is arranged in the printing frame, one or more sets of the double-blade squeegee device are connected with the displacement feeding device, so as to be in the printing frame Moving back and forth, two sets of pressing and rectifying devices are relatively slidingly arranged in the printing frame, and the pressing and rectifying devices are respectively arranged on both sides of the double-knife squeegee device, so as to adjust the pressing and rectifying devices according to the size of the actual screen. The distance between them is to support the screen plate; the pressing and correcting device includes a pressing and correcting support frame, a pressing and driving cylinder, a pressing plate, a pressing and correcting connecting block, a wire mesh supporting plate, and a supporting plate adjustment drive device, The pressing and rectifying support frame is provided with the pressing and driving cylinder, and the pressing and driving cylinder is connected with the pressing plate to drive the pressing plate to move up and down to press the screen plate, and the pressing and correcting connecting block It is slidably arranged on the pressing and correcting support frame, the wire mesh support plate is connected with the pressing and correcting connecting block, the two ends of the pressing and correcting support frame are slidably connected with the displacement slide rail through the slider, and the support The plate adjusting drive device drives the pressing and correcting support frame to reciprocate along the displacement slide rail to adjust the distance between the oppositely arranged wire mesh support plates. 4. The automatic production line of photovoltaic modules according to claim 1, wherein the cell pre-bonding unit comprises a pre-bonding lifting drive mechanism, a lifting frame, a pre-bonding heating lamp, a heating lamp moving mechanism, The battery sheet pressing frame and the floating cylinder, the lifting drive mechanism drives the lifting frame to move up and down, the floating cylinder is arranged on the lifting frame, and drives the battery sheet pressing frame to move up and down to compress the product, the heating lamp The moving mechanism drives the pre-bonded heating lamp to move back and forth on the lifting frame to heat the fixed point on the battery sheet. 5 . The automatic production line for photovoltaic modules according to claim 1 , wherein the insulating layer processing unit comprises an insulating layer placing rack, an upper and a lower two-layer raw material warehouse, which is arranged on the insulating layer placing rack. 6 . Traveling tooling board transmission line, product traveling tooling board, traveling tooling board jacking mechanism, laying mechanism bottom plate, laying driving mechanism, first visual acquisition device and second visual acquisition device, the raw material bin at the upper material level is used to carry the GPS insulation layer , the laying drive mechanism is used to drive the bottom plate of the laying mechanism to absorb the GPS insulation layer in the raw material bin at the feeding position and transport it to the top of the product accompanying tooling board, and the accompanying tooling board transmission line is used to transport the product accompanying tooling board to the laying Just below the drive mechanism, the accompanying tooling board jacking mechanism is used to lift the product accompanying tooling board so that the first visual acquisition device can collect images of the positions of the glue points and marking points on the integrated backplane. The second visual acquisition device is used for image acquisition of the marked points on the GPS insulating layer adsorbed by the bottom plate of the laying mechanism. 6 . The automatic production line of photovoltaic modules according to claim 1 , wherein the glass laying unit comprises a glass feeding mechanism, a glass turning mechanism, a glass turning mechanism, a glass correcting mechanism and a glass laying mechanism, and the glass The feeding mechanism is used to transport the glass after peeling the separation paper to the glass turning mechanism, the glass turning mechanism is used to realize the 180-degree rotation of the glass, and the glass turning mechanism is used to realize the 90-degree reversal of the glass and turn the glass It is transmitted to the glass correcting mechanism, the glass correcting mechanism includes a horizontal correcting mechanism and a vertical correcting mechanism, the horizontal correcting mechanism and the vertical correcting mechanism cooperate to align the glass, and the glass laying mechanism is used for Transfer the aligned glass to the glass pallet and complete the laying of the glass. 7 . The automatic production line of photovoltaic modules according to claim 1 , wherein the translation unit comprises a steering translation frame, a feeding carrier disposed above the steering translation frame, a first translation mechanism, a second translation mechanism, and a A jacking mechanism, the first translation mechanism is used to drive the feeding carrier to move back and forth in a first direction to transport the battery sheet assemblies carried, and the second translation mechanism is used to drive the feeding carrier to travel back and forth in a second direction The first direction and the second direction are perpendicular to each other for the battery sheet assembly carried by the moving transmission, and the jacking mechanism is used to drive the feeding carrier to move up and down to adjust the height difference with the front and rear docking equipment. 8 . The automatic production line of photovoltaic modules according to claim 1 , wherein the preheating and inversion unit comprises a preheating unit and a packaging material inversion unit. 9 . 9 . The automatic production line of photovoltaic modules according to claim 8 , wherein the preheating unit comprises a fixed overall frame, a transmission structure, and a limit fixing device for fixing product components, and is used for conveying the fixed transmission accompanying tooling. 10 . The transmission structure of the board is arranged on the fixed overall frame; The limit fixing device includes an adhesive treatment device or an external fixing device for making the EVA and the adhesive material in the product assembly sticky, and the adhesive treatment device includes a plurality of individual controls and heats the EVA in the product assembly. The infrared heating device or a plurality of separately controlled and individually controlled UV curing devices for curing the adhesive in the product components, the infrared heating lamp in the infrared heating device or the UV lamp in the UV curing device is set on the focus adjustment device. Above or below the fixed transmission accompanying tooling plate, the temperature sensing device for monitoring the temperature is correspondingly detachably arranged above or below the viscous processing device; The treatment device is connected to the beam and the connection seat of the viscous treatment device. The lifting and adjustment device of the connection frame is connected to the connection frame of the viscous treatment device, and drives the connection frame of the viscous treatment device to move up and down. Horizontal and/or vertical movement on the connecting frame of the processing device to adjust the horizontal position and/or height of the connecting beam of the viscous processing device. Horizontal and/or vertical movement on the viscous processing device connecting beam to adjust the horizontal position and/or height of the viscous processing device connecting base. 10 . The automatic production line for photovoltaic modules according to claim 8 , wherein the packaging material turning unit comprises a rack, a packaging material accompanying tooling board, and a packaging material accompanying tooling board transmission mechanism for conveying the packaging material accompanying tooling board. 11 . , packaging material conveying mechanism, packaging material accompanying tooling plate fixing mechanism and packaging material turning mechanism, the packaging material accompanying tooling plate transmission mechanism is arranged on the frame or the packaging material turning mechanism, used for turning the packaging material after turning. The packaging material conveying mechanism for conveying the material to the next station is arranged on the packaging material inversion mechanism, and the packaging material accompanying tooling plate fixing mechanism for fixing the packaging material accompanying tooling plate on the packaging material inversion mechanism is provided At both ends of the packaging material inversion mechanism, the packaging material accompanying tooling plate and the packaging material conveying mechanism cooperate to clamp the packaging material to complete the inversion, and the packaging material inversion mechanism drives the packaging material accompanying tooling plate and packaging material conveying mechanism. The rack is rotated or flipped horizontally.

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