CN113629168A - Battery piece scribing and series welding integrated equipment - Google Patents
Battery piece scribing and series welding integrated equipment Download PDFInfo
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- CN113629168A CN113629168A CN202110766144.8A CN202110766144A CN113629168A CN 113629168 A CN113629168 A CN 113629168A CN 202110766144 A CN202110766144 A CN 202110766144A CN 113629168 A CN113629168 A CN 113629168A
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- 239000004744 fabric Substances 0.000 claims abstract description 4
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- 238000000429 assembly Methods 0.000 claims description 13
- 238000001179 sorption measurement Methods 0.000 claims description 12
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67276—Production flow monitoring, e.g. for increasing throughput
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations
- H01L21/67703—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations between different workstations
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/68—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for positioning, orientation or alignment
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention provides scribing and series welding integrated equipment for battery pieces, which is used for solving the technical problems that the movement line of a transmission mechanism of the existing series welding machine is not smooth and concise, the arrangement of a string of battery strings takes long time, the scribing beat of the front end is fast, and the overstock of small battery pieces after scribing is caused by the slow distributing, cloth and welding beats of the rear end, and the technical scheme of the invention comprises the following steps: the scribing production line 1, the welding strip group preparation line 2 matched with the scribing production line 1 in arrangement, the string swinging station 6 connected to the tail ends of the scribing production line 1 and the welding strip group preparation line 2, the welding station 4 connected with the tail end of the string swinging station 6, the battery string EL detection station 101 connected with the tail end of the welding station 4, and the cutting mechanism 100 arranged between the welding production line 4 and the string detection mechanism 101 enable the whole device to run efficiently and greatly improve the productivity.
Description
Technical Field
The invention relates to the field of series welding equipment for photovoltaic solar cells, in particular to scribing and series welding integrated equipment for cells.
Background
In recent years, the slicing technology and the battery piece microspur technology in the photovoltaic module are simple and effective in improving the power generation efficiency, and are more and more emphasized and favored by various module manufacturers, so that the market proportion is increased year by year. For the slicing technology and the microspur technology, two main processes are mainly involved, namely, a cell is sliced into a plurality of small cells, and the sliced small cells are serially welded together to form a solar cell string.
In the step of cutting the battery piece into a plurality of small battery pieces, the battery pieces are generally cut off line and then packed, and are manually transported to a series welding machine, so that loss is caused in the production process; in the series welding link, a welding mode that a single integral piece is taken as a unit is generally adopted, the efficiency is low, and the GW-level planning and construction requirements of the component workshop cannot be met.
Disclosure of Invention
The invention aims to provide a scribing and series welding integrated device for a battery piece, which integrates scribing, series welding and series welding of a plurality of battery pieces, realizes the online scribing and cutting of the battery piece into at least two small battery pieces, simultaneously arranges the at least two small battery pieces and at least two groups of welding belts to form an interconnected series group form of the battery piece and the welding belts, and welds the interconnected series group of the battery piece and the welding belts at one time to form a continuous series welding function in the series distribution mode, and simultaneously provides a simple and efficient transmission and moving line, so that the whole device can operate efficiently and the productivity is greatly improved.
The "X direction" referred to in the present invention means a direction parallel to the length direction of the apparatus, that is, a longitudinal layout direction of the dicing line and the bonding pad group preparing line. Reference to the "Y direction" is to the direction parallel to the width of the device.
The invention provides scribing, stringing and welding integrated equipment for battery pieces, which is provided with a string swinging station and a welding station which are arranged along an X direction and are connected end to end, and a scribing production line, a welding strip group preparation line and a pressing tool supply line which are arranged in parallel with the string swinging station and are positioned at different Y-direction positions, and comprises the following devices and mechanisms: the scribing production line is arranged on the first side of the string arranging station and used for scribing a whole battery piece into a plurality of small battery pieces, and at least two small battery pieces are arranged and corrected at a distance larger than the piece spacing and/or the string spacing, so that the small battery pieces are arranged in a state that welding strips can be directly arranged on the small battery pieces;
the welding strip group preparation lines are arranged in parallel with the scribing production line in the Y direction along the X direction, are positioned on the same side of the string arranging station with the scribing production line, and are used for preparing and distributing at least two groups of welding strip groups according to the small battery piece spacing and/or the string spacing, and the number of welding strips in each group of welding strip groups is adapted to the number of main grid lines of the small battery pieces;
the pressing tool supply line is arranged along the X direction and connected with the tail end of the welding strip group preparation line and is used for supplying pressing tools for controlling each welding strip group and the small battery pieces to the string swinging station, the number of the pressing tools provided to the string swinging station at one time is matched with the number of the small battery pieces placed on the string swinging station, and after the welding station finishes the welding of the battery strings, the pressing tools can be recovered and repeatedly recycled on the pressing tool supply line;
the string arranging mechanism is arranged at the string arranging station along the X direction and is used for adsorbing and bearing the small battery pieces conveyed by the scribing production line, the welding strip group for controlling the conveying of the welding strip group preparation line and the pressing tool for bearing the conveying of the pressing tool supply line, and at least two small battery pieces, the corresponding welding strip group and the pressing tool are arranged according to the small battery piece spacing and/or the string spacing to form an interconnected string group of the small battery pieces and the welding strip;
and the welding production line is arranged at a welding station along the X direction and is used for transferring the interconnected string group of the small battery pieces and the welding strips arranged by the string arranging mechanism to the welding station for heating and welding, so that the metalized connection between the welding strips and the grid lines of the battery pieces is realized.
The cutting mechanism is arranged at the rear end of the welding station and is used for cutting the uninterrupted battery strings from the string spacing position after welding;
and the serial detection mechanism is arranged at the front end and/or the rear end of the cutting mechanism and is used for detecting the welding quality of the welded battery string, including PL appearance detection and/or battery string EL detection.
Further, aforesaid scribing production line includes that consecutive the setting: the whole-piece feeding and loading device uses a first manipulator to uninterruptedly supply whole-piece battery pieces to the scribing production line; the first photographing detection positioning device is used for detecting whether the battery piece has defects such as damage and the like, rejecting unqualified battery pieces to a waste bin at the station, and calibrating and positioning the battery piece to enable a line to be split of the battery piece to be superposed with a laser beam generated by a laser on the nondestructive scribing device; the scribing device is used for scribing a whole battery piece into a plurality of small battery pieces; the second slicing photographing detection device is used for detecting the quality of each small battery piece after slicing; the second mechanical arm is arranged above a support X at the top of the battery piece scribing and series welding integrated equipment through a sliding track and is used for transferring at least two small battery pieces from the scribing device to the second scribing and photographing detection device and sequentially arranging the small battery pieces at intervals along the working running direction of the scribing production line after the small battery pieces are rotated by 90 degrees; the corner mechanism is used for removing unqualified battery pieces on the detection platform to a waste bin, horizontally rotating part of the qualified small battery pieces with cut angles by 180 degrees, and enabling the cut angle directions of all the small battery pieces with cut angles to be consistent; the turnover mechanism is used for rotating the small battery piece by 180 degrees in the vertical direction to enable the front side of the small battery piece to face upwards; the third section is shot and is detected regular device, is provided with the testing platform who places the battery piece on it for detect little battery piece and whether have defects such as lobe of a leaf, testing platform's both sides are provided with regular mechanism, are used for making two at least little battery pieces align to arrange.
Further, aforesaid weld and take group preparation line including consecutive the setting: the welding strip supply mechanism is used for supplying welding strips to the welding strip group preparation line uninterruptedly; the soldering flux coating mechanism is used for coating soldering flux on the soldering strip so that the soldering strip is firmly soldered on the battery piece; the cloth belt mechanism is used for pulling out and cutting out welding belts which can be arranged on at least two small battery pieces in length according to the battery piece spacing and/or the battery string spacing; and the strip manufacturing mechanism is used for shearing the welding strips with required lengths into at least two groups of short welding strip groups according to the cell piece spacing and/or the string spacing, wherein the string spacing is larger than the piece spacing.
Furthermore, the strip making mechanism is provided with a shaping mechanism for bending the welding strips sequentially arranged between the intervals of the battery pieces into a Z shape and/or flattening the welding strips.
Further, in order to improve the handling capacity and the handling speed of the small cell pieces after the station of the cell pieces is scratched, the string arranging mechanism comprises: the laminating mechanism is arranged in parallel with the scribing production line and the welding strip group preparation line and is used for bearing small battery pieces, welding strip groups and a pressing tool from the scribing production line, the welding strip group preparation line and the pressing tool supply line respectively, and then combining and stringing the battery pieces paved with the welding strip group according to the battery piece spacing and/or stringing spacing, namely, the battery pieces which are supplied by the scribing production line and are larger than the piece spacing and/or stringing spacing and the welding strip group placed on the battery pieces are integrally folded, and the spacing between the folded battery pieces meets the set spacing requirement of the battery piece spacing and/or the stringing spacing, and specifically comprises the following steps: when there is no string spacing, the division spacing is equal to the slice spacing, and when there is string spacing, the division spacing is equal to the string spacing; the multifunctional manipulator is arranged on an upward electric cylinder of a top support Y of the battery piece scribing and series welding integrated equipment, can reciprocate between the scribing production line and the tail end of the welding strip group preparation line and the lamination mechanism along the Y direction and the Z direction, and is used for respectively carrying at least two small battery pieces, at least two groups of welding strip groups and at least two pressing tools onto the lamination mechanism.
Preferably, the multifunctional robot has a structure including: and a Z-direction driving mechanism of the battery piece gripper assembly and the battery piece gripper assembly is arranged on one side close to the scribing production line, a plurality of pressing tool adsorption assemblies are uniformly arranged on the battery piece gripper assembly at equal intervals, at least two welding strip gripper assemblies are uniformly arranged at the gap between the pressing tool adsorption assemblies at equal intervals, and a Z-direction driving mechanism of the pressing tool-welding strip assembly and a Y-direction driving linear motor assembly of the pressing tool-welding strip assembly are arranged.
Preferably, the lamination mechanism has a structure including: the lamination platform is positioned below the lamination platform and used for driving the lamination platform to move; the laminating table is provided with a vacuum chuck for adsorbing and positioning the battery piece, and the vacuum chuck is controlled by an electromagnetic valve; the laminating table is provided with a welding strip guide groove for bearing the welding strip, and is also provided with a bending mechanism for bending the welding strip with the Z-shaped bend at an inclination angle close to the straight line section of the Z-shaped bend.
Preferably, the structure of the presser supply line from the connection position with the tail end of the welding strip group preparation line sequentially comprises: a pressing tool spacing component is arranged in a position parallel to the string swinging mechanism and aligned with the string swinging mechanism and used for spacing a plurality of pressing tools according to the spacing between the pressing tool adsorption components in the multifunctional manipulator and translating the pressing tools to a pressing tool tray above the stroke end point of the tape making mechanism; the correcting mechanisms are arranged on two sides of the pressing tool transmission platform and used for correcting and aligning the pressing tools; the pressing tool carrying manipulator is arranged above a support Y at the top of the battery piece scribing and series welding integrated equipment through a sliding track and is used for carrying a pressing tool at the tail end of a welding production line onto a pressing tool conveying platform; and a pressing tool stacking mechanism is arranged at the position adjacent to the pressing tool conveying platform and used for storing the pressing tools.
Preferably, the structure of the hold-down spacing assembly comprises: the X-direction guide rail is provided with at least two pressing tool sucker hands which are in transmission connection with the linear motor.
Preferably, the welding production line is provided with the following devices and mechanisms: infrared welding set that can up-and-down motion is located infrared welding set below for accept the component apart from the device of the interconnected cluster group of the little battery piece after the distance and solder strip, the structure includes: the device comprises a supporting table, a plurality of bearing tables arranged on the supporting table and a first driving device fixed at one end of the supporting table, wherein the driving end of the first driving device is in driving connection with one of the bearing tables positioned at the end part, the other bearing table positioned at the end part is movably connected with the other end of the supporting table far away from the first driving device, and adjacent bearing tables are connected through a clutch device; and the welding strip thimble mechanism is arranged on the bearing table.
The scribing and series welding integrated equipment for the battery piece has the following main technical effects:
1. the belt manufacturing mechanism, the string swinging mechanism and the distance dividing device which are designed in the equipment are synchronously controlled by a computer program, and the positions with string intervals and without string intervals can be accurately positioned when the belt manufacturing mechanism prepares the welding belts, so that the welding belts with set lengths can be accurately prepared; the string arranging mechanism and the distance dividing device can also accurately position the positions with the string spacing and without the string spacing, ensure that a plurality of groups of welding strips prepared in the same batch are matched with the string arranging mechanism, the distance dividing device divides the distance of each welding strip thimble mechanism after reaching a welding station, the distance dividing is completely the same as the distance dividing of the string arranging mechanism, and the thimble mechanism is ensured to be capable of jacking the welding strips to be fully contacted with welding spots of the battery piece. The three mechanisms are cooperatively controlled, so that synchronous welding of a plurality of series-connected battery pieces can be realized in a series welding process at one time, the series welding efficiency is obviously improved, and short plates of the scribing and series welding all-in-one machine are completed.
2. In the equipment, the running tracks of the multifunctional mechanical arm, the lamination mechanism, the transmission mechanism from the lamination mechanism to the welding station, the pressing tool carrying mechanical arm, the pressing tool transmission platform and the pressing tool spacing assembly which reciprocate between the scribing production line and the welding strip group preparation line are in a shape of Chinese character 'hui', and each mechanism only moves along one direction in a horizontal plane.
3. The second manipulator of long distance transport battery piece on the scribing production line, it is upwards at scribing series welding integration equipment top support X through sliding the track setting, at scribing production line and weld the multi-functional manipulator of band group preparation line reciprocating motion, the electric jar that drives its motion sets up upwards at scribing series welding integration equipment top support Y, the track that slides of tamp transport manipulator also sets up in battery piece scribing series welding integration equipment top support Y upwards, make whole equipment moving line divide into upper and lower two-layer, mutually noninterfere, the structure is succinct, the operating efficiency is high.
4. According to the equipment, the scribing production line and the welding strip group preparation line are arranged in the X direction and are arranged in parallel in the Y direction, the integral part formed by the scribing production line and the welding strip group preparation line, the string swinging station, the welding station, the cutting mechanism and the string inspection mechanism are sequentially arranged in the X direction in an end-to-end connection mode, the transmission mechanism and the carrying manipulator between the stations basically move in the X direction or the Y direction, and the long-distance moving manipulator is mounted on the top support of the equipment, so that the whole equipment is compact, the occupied space is very small, in actual production, the whole structure of the equipment can be regarded as a scribing series welding production line, and two scribing series welding production lines which are mirror images of each other can be simultaneously arranged in parallel on the same equipment. At least two parallel scribing and series welding production lines can be arranged at the same time, and the workload and the working efficiency of scribing and series welding of the battery pieces are obviously improved.
Drawings
FIG. 1 is a schematic structural composition and layout diagram of the scribing-series-welding integrated equipment for battery pieces in the embodiment;
FIG. 2 is a schematic structural view of a multi-function robot in an embodiment;
FIG. 3 is a schematic structural view of a lamination stage in an embodiment;
FIG. 4 is a schematic structural diagram of a welding strip ejector mechanism and a driving mechanism thereof in the embodiment;
fig. 5 is a schematic structural diagram of a supply line of the presser in the embodiment, in which an arrow indicates a circular movement locus of the presser.
Fig. 6 is a schematic diagram of the stringing mechanism in the embodiment when no stringing distance exists and stringing is not performed after the solder strip group and the small battery piece are placed.
Fig. 7 is a schematic diagram of the string arrangement mechanism in the embodiment, which is used for arranging the battery pieces with the welding strip groups and has no string spacing.
FIG. 8 is a schematic diagram of the stringing mechanism in the embodiment when the solder ribbon groups and the small battery pieces are placed and then strung with a string spacing and without stringing.
Fig. 9 is a schematic diagram of the string arrangement mechanism in the embodiment for arranging the battery pieces with the welding strip groups laid thereon in a string manner and then having a string spacing.
FIG. 10 is a schematic diagram showing the ribbon bending, the string pitch and the sheet pitch in the embodiment.
Fig. 11 is a schematic diagram of another arrangement mode of the battery pieces and the solder strip groups in the embodiment with a string spacing after being combined and strung.
FIG. 12 is a schematic view showing the structure of a welding line in the embodiment.
In the figure, 1, a scribing production line, 2, a welding strip group preparation line, 3, a pressing tool supply line, 4, a welding production line, 5, a distance separating device, 6, a string swinging mechanism, 100, a cutting mechanism, 101, a string inspection mechanism, 11, a whole piece feeding and loading device, 12, a first photographing detection and positioning device, 13, a first mechanical hand, 14, a scribing device, 15, a second mechanical hand, 16, a second fragment photographing detection device, 17, a corner mechanism, 18, a turn-over mechanism, 19, a third fragment photographing detection and alignment device, 21, a welding strip supply mechanism, 22, a soldering flux coating mechanism, 23, a cloth strip mechanism, 24, a strip preparation mechanism, 31, a lamination mechanism, 32, a multifunctional mechanical hand, 33, an alignment mechanism, 34, a pressing tool stacking mechanism, 35, a pressing tool carrying mechanical hand, 36, a pressing tool conveying platform, 37, a pressing tool distance separating component, 371, an X guide rail, 372, a pressing tool sucker hand, 373. the battery pack comprises a linear motor, 41 infrared welding devices, 52 welding strip ejector mechanisms, 53 supporting tables, 54 bearing tables, 55 first driving devices, 56 clutch devices, 311 overlaying welding tables, 312 lamination arranging motors, 320 battery piece gripper assemblies, 321 battery piece gripper assembly Z-direction driving mechanisms, 322 pressing tool adsorption assemblies, 323 welding strip gripper assemblies, 324 pressing tool-welding strip assembly Z-direction driving mechanisms, 325 pressing tool-welding strip assembly Y-direction driving linear motor assemblies, S, string spacing of adjacent battery strings, T, piece spacing of adjacent battery pieces, a welding strips and b small battery pieces.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, a scribing and series welding integrated device for a battery piece is illustrated, which comprises: scribing production line 1, with scribing production line 1 parallel arrangement weld set preparation line 2, along welding set preparation line 2 work traffic direction, set up in welding set preparation line 2 terminal holddown supply line 3, connect in scribing production line 1 and weld set preparation line 2 terminal pendulum cluster mechanism 6, with the welding production line 4 of pendulum cluster mechanism 6 end-to-end connection, shutdown mechanism 100, with the string of 4 end-to-end connection of welding production line examine mechanism 101. In this embodiment, the dicing line 1 dice a whole piece of battery into at least two small battery pieces, and lays and aligns the at least two small battery pieces at a distance greater than a piece pitch and/or a string pitch so that the small battery pieces are arranged in a state for arranging solder ribbons; while the scribing production line 1 works, the welding strip group preparation line 2 prepares at least two groups of welding strip groups according to the cell piece spacing and/or the cell string spacing, referring to two cell strings of fig. 6 to 9, it can be obviously seen that the length of the welding strip group with the string spacing is obviously greater than that without the string spacing, fig. 11 illustrates a cell string with another structure, and other types of cell string structures exist in the prior art, not listed one by one, and in the actual implementation process, the length of the welding strip group is adjusted according to the change of the string spacing and/or the piece spacing; meanwhile, the presser supply line 3 continuously supplies the presser to the end of the solder ribbon group preparation line 2; the string arranging mechanism 6 is used for adsorbing and carrying small battery pieces conveyed by the scribing production line 1, controlling a welding strip group conveyed by a welding strip group preparation line 2, carrying a pressing tool conveyed by a pressing tool supply line 3, and arranging at least two small battery pieces, and a welding strip group and a pressing tool which are adaptive to the small battery pieces according to the small battery piece spacing and/or the string spacing to form an interconnected string group of the small battery pieces and the welding strip; the welding production line 4 is used for welding the interconnected series group of the small battery pieces and the welding strips formed at the previous station; a cutting mechanism 100 for cutting the battery string having a predetermined length from a string pitch position; the string inspection mechanism 101 detects the quality of the battery pieces and the welding quality in each string of battery strings.
Referring to fig. 1, in an embodiment, a structural configuration and a position layout scheme of a dicing production line 1 are provided, and the dicing production line 1 is provided with the following devices and mechanisms in sequence from a starting end to a connection point with a string swinging mechanism 6: the device comprises a whole piece feeding and feeding device 11, a first photographing detection positioning device 12, a scribing device 14, a second piece rotating photographing detection device, a corner mechanism 17, a turn-over mechanism 18 and a third piece photographing detection and correction device 19. In this embodiment, the whole piece feeding and loading device 11 uses the first mechanical arm 13 to uninterruptedly supply whole piece of battery pieces to the scribing line 1, the first photographing detection positioning device 12 detects the battery pieces supplied by the loading device, rejects unqualified battery pieces to the waste bin at the station, and calibrates and positions the battery pieces to make the lines to be split of the battery pieces coincide with the laser beam generated by the laser on the scribing device 14, the battery pieces are divided into at least two small battery pieces after passing through the scribing device 14, when the battery pieces are transmitted to the second sub-piece rotating photographing detection device, the second mechanical arm 15 transfers the battery pieces to the station of the second sub-piece rotating photographing detection device and rotates the battery pieces by 90 degrees, so that each battery piece is sequentially arranged at intervals along the working running direction of the scribing line 1, the photographing detection mechanism arranged on the second mechanical arm detects the quality of the sub-piece battery pieces, if the battery pieces are detected to be unqualified, the corner mechanism 17 rejects the qualified battery slices to a waste bin, horizontally rotates the battery slices with the cut angles in the qualified battery slices by 180 degrees, so that the cut angles of all the battery slices with the cut angles are consistent in direction, and the battery slices rotate by 180 degrees in the vertical direction after passing through the turn-over mechanism 18 and then face upwards; after the battery pieces are conveyed to a detection platform on the third piece photographing detection and regulation device 19, photographing detection is carried out on the battery pieces to detect whether the battery pieces have defects such as split pieces or not, the two sides of the detection platform are provided with the regulation mechanisms 33 to enable the small battery pieces to be aligned and arranged, the scribing production line 1 is straight to finish scribing and cracking of the battery pieces, arrangement of the small battery pieces is achieved, and preparation is made for laying and forming a battery string for the next procedure.
Referring to fig. 1, in another embodiment, a structural configuration and positional layout scheme of a solder ribbon assembly manufacturing line 2 is provided that includes, in order: a solder strip supply mechanism 21, a flux coating mechanism 22, a tape mechanism 23, and a tape making mechanism 24. In the present embodiment, the solder ribbon supply mechanism 21 supplies solder ribbon to the solder ribbon group preparation line 2 without interruption, the solder ribbon is coated with flux while passing through the flux coating mechanism 22, so that the solder strips are firmly welded to the battery pieces, the tape mechanism 23 pulls out and cuts the solder strips of a length capable of being arranged on at least two small battery pieces according to the interval between the battery pieces and the distance between the strings on the tape mechanism 24, the tape mechanism 24 cuts the solder strips of a required length into at least two groups of short solder strip groups according to the interval between the battery pieces and/or the distance between the strings, refer to the battery strings of the structure shown in fig. 6 to 9, it can be clearly seen that the length of the solder strip with the string spacing is significantly greater than the length of the solder strip without the string spacing, and there are other types of battery string structures in the prior art, not to be enumerated here, in actual practice, the length of the ribbon group is adjusted according to the change of the string pitch and/or the chip pitch. The manufacturing of a plurality of groups of welding strips with specific lengths is completed by the welding strip group manufacturing line 2, and preparation is made for laying and forming a battery string in the next procedure.
In another embodiment, a structural configuration and a position layout scheme of the solder strip group preparation line 2 are provided, and on the basis of the above embodiment, the tape making mechanism 24 is provided with a shaping mechanism (not shown in the drawings) for bending and/or flattening solder strips arranged between the cell piece spaces in the following sequence, referring to the shape of the solder strips in fig. 10.
Referring to fig. 2 and 3, in a specific embodiment, a structural configuration and position layout scheme of the string swinging mechanism 6 is provided, which includes: the multifunctional manipulator 32 can reciprocate between the tail ends of the scribing production line 1 and the welding strip group preparation line 2 and the laminating mechanism 31 along the Y direction and the Z direction, a plurality of small battery pieces at the tail end of the scribing production line 1 are conveyed to the laminating mechanism 31, then the small battery pieces move to the tail end of the welding strip group preparation line 2, a plurality of groups of welding strip groups and pressing tools are conveyed to the laminating mechanism 31 and placed on corresponding battery pieces, and then the distance of the small battery pieces and the welding strips which can be used for welding is formed by adjusting the distance of the string swinging mechanism 6.
Referring to fig. 2, in one embodiment, a structural configuration and positional layout scheme for a multi-function manipulator 32 is provided, comprising: a battery piece gripping hand assembly 320 and a battery piece gripping hand assembly Z-direction driving mechanism 321 are arranged on one side close to the scribing production line 1, a plurality of pressing tool adsorption assemblies 322 are uniformly arranged on the battery piece gripping hand assembly at equal intervals, a plurality of welding strip gripping hand assemblies 323 are uniformly arranged at gaps among the pressing tool adsorption assemblies 322 at equal intervals, and a Z-direction driving mechanism 324 and a pressing tool-welding strip assembly Y-direction driving linear motor assembly 325 of the pressing tool-welding strip assembly are arranged on the battery piece gripping hand assembly.
Referring to fig. 3, in one embodiment, a solution for a lamination mechanism 31 is provided, comprising: a plurality of lamination tables 311 are arranged, and a lamination arranging motor 312 is arranged below the lamination tables 311 and used for driving the lamination tables 311 to move; a vacuum chuck is arranged on the laminating table 311 and used for adsorbing and positioning the battery piece, and the vacuum chuck is controlled by an electromagnetic valve; the laminating table 311 is provided with a welding strip guide groove for receiving a welding strip, and is further provided with a bending mechanism for bending the welding strip with the Z-shaped bend at an inclination angle close to the straight line section of the Z-shaped bend. In this embodiment, after the battery pieces are placed on the lamination table 311, the lamination sorting motor 312 moves to a distance that the distance between the battery pieces is greater than the set piece pitch and/or string pitch, the multifunctional manipulator clamps the solder strip and adsorbs the pressing tool to place on the battery pieces, as shown in fig. 6, then the pressing tool is placed on the lamination table, the pressing pin below the pressing tool controls the solder strip, the lamination sorting motor 312 receives a computer control command, starts to move according to the set piece pitch or string pitch until the distance between the battery pieces reaches the set value, and stops moving to form an interconnected string group of small battery pieces and solder strips, and the transmission mechanism transports the small battery pieces and the solder strips to the welding process for welding.
Referring to fig. 5, in another embodiment, a structural configuration and positional layout scheme of the presser supply line 3 is provided, and the system comprises, in order from the connection with the end of the ribbon group preparation line 2: a pressing tool spacing component 37 is arranged on the position parallel to and aligned with the lamination table 311, a regulating mechanism 33 is arranged on two sides of the pressing tool conveying platform 36, a pressing tool stacking mechanism 34 is arranged on the position adjacent to the pressing tool conveying platform 36, and a pressing tool carrying manipulator 35 is arranged in a pressing tool recovery area at the tail end of the welding production line 4. The pressing tool is taken out by a pressing tool carrying manipulator 35 from a pressing tool recovery area at the tail end of the welding production line 4 and placed on a pressing tool transmission platform 36, the pressing tool is straightened and aligned when passing through a straightening mechanism 33 in the transmission process, a plurality of pressing tools are separated and translated to a pressing tool tray above the stroke end point of the tape making mechanism 24 by a pressing tool separating component 37 according to the distance between pressing tool adsorption components in the multifunctional manipulator 32, the multifunctional manipulator 32 adsorbs and grabs the plurality of pressing tools at the tail end of the welding tape group preparation line 2 and clamps a plurality of groups of welding tapes to a lamination table 311, the pressing tools are moved to the pressing tool recovery area at the tail end of the welding production line 4 after the small battery sheets arranged on the lamination table 311 and the interconnection strings of the welding tapes are welded through the welding production line 4, and the pressing tools are placed on the pressing tool transmission platform 36 by the pressing tool carrying manipulator 35 continuously and circulated. When the equipment is about to stop, the scribing production line 1 and the welding strip group preparation line 2 stop conveying the battery pieces and the welding strips, after the welding production line 4 finishes welding the residual battery strings in the equipment, the pressing tool runs to a pressing tool recovery area at the tail end of the welding production line 4, and the pressing tool is recovered to a pressing tool stacking mechanism 34 from the pressing tool recovery area by a pressing tool carrying manipulator 35.
In another embodiment, on the basis of the above embodiment, there is provided a press spacing assembly 37, which structurally comprises: the X-direction guide rail parallel to the welding strip group preparation line 2, and at least two pressing tool sucker hands arranged on the X-direction guide rail through a linear motor. The computer program controls the linear motor to move on the X-direction guide rail according to the distance between the pressure tool adsorption components in the multifunctional manipulator 32, namely when the linear motor drives the pressure tool sucker to divide the distance of the upper pressure tool to be consistent with the distance between the pressure tool adsorption components in the multifunctional manipulator 32, the linear motor stops moving.
Referring to fig. 4 and 12, in a specific embodiment, a design of a welding line 4 is provided, comprising: infrared welding set 41 that can up-and-down motion is located infrared welding set 41 below for accept the span device 5 of the interconnected cluster group of the little battery piece after the distance and solder strip, the structure includes: the welding device comprises a supporting table 53, a plurality of bearing tables 54 arranged on the supporting table 53, and a first driving device 55 fixed at one end of the supporting table 53, wherein the driving end of the first driving device 55 is in driving connection with one bearing table 54 positioned at the end part, the other bearing table 54 positioned at the end part is movably connected with the other end, far away from the first driving device 55, of the supporting table 53, the adjacent bearing tables 54 are connected through a clutch device 56, and the welding strip thimble mechanism 52 arranged on the bearing tables 54. In this embodiment, the position of the bearing platform 54 far from one end of the first driving device 55 is fixed relative to the supporting platform 53 as a reference position, the first driving device 55 can drive the bearing platform 54 connected with the first driving device to reciprocate in the extending direction of the supporting platform 53, the clutch device 56 controllably enables the adjacent bearing platforms 54 to be fixedly connected or separated, so that the adjacent bearing platforms 54 form a preset string pitch distance on the supporting platform 53, and when an interconnected string group of small battery pieces and solder strips is welded, the thimble in the solder strip thimble mechanism 52 is lifted to jack up the solder strip below the battery string and then completely contact the welding point of the battery piece.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a battery piece scribing series welding integration equipment, has along X to the pendulum cluster station and the welding station of laying end to end, and parallel the scribing production line and the welding strip group preparation line and the tamp supply line that lay and be located Y to different positions department with pendulum cluster station, its characterized in that includes:
the scribing production line (1) is arranged on one side of the X direction of the string swinging station and is used for scribing a whole battery piece into at least two small battery pieces and arranging and correcting the at least two small battery pieces at a distance larger than the piece spacing and/or the string spacing;
the welding strip group preparation line (2) is arranged in parallel with the scribing production line in the Y direction along the X direction, is positioned on the same side of the string swinging station with the scribing production line (1), and is used for preparing and distributing at least two groups of welding strip groups according to the small battery piece spacing and/or the string spacing, and the number of welding strips in each group of welding strip groups is adapted to the number of main grid lines of the small battery pieces;
the pressing tool supply line (3) is arranged along the X direction, is connected with the tail end of the welding strip group preparation line, is positioned on the other side of the X direction of the string arranging station and is used for supplying and controlling a pressing tool for each welding strip group and each small battery piece to the string arranging station;
the string swinging mechanism (6) is arranged at a string swinging station along the X direction, is positioned at the tail ends of the scribing production line (1) and the welding strip group preparation line (2), and is used for adsorbing and bearing the small battery pieces conveyed by the scribing production line (1), controlling the welding strip group conveyed by the welding strip group preparation line (2) and bearing the pressing tool conveyed by the pressing tool supply line (3), and at least two small battery pieces, the corresponding welding strip group and the pressing tool are arranged according to the small battery piece spacing and/or the string spacing to form an interconnected string group of the small battery pieces and the welding strip;
and the welding production line (4) is arranged on the welding station along the X direction, is positioned on the same side of the string arranging station with the pressing tool supply line, and is used for transferring the interconnected string group of the small battery pieces and the welding strips arranged by the string arranging mechanism (6) to the welding station for heating and welding so as to realize the metalized connection between the welding strips and the battery piece grid lines.
The cutting mechanism (100) is arranged at the rear end of the welding station and used for cutting the uninterrupted battery strings from the string spacing position after welding;
and the serial detection mechanism (101) is arranged at the front end and/or the rear end of the cutting mechanism and is used for detecting the welding quality of the welded battery string.
2. The battery piece scribing, stringing and welding integrated equipment according to claim 1, wherein the scribing production line (1) comprises the following components arranged in series:
a whole-piece feeding and loading device (11) which uses a first mechanical arm (13) to uninterruptedly supply whole-piece battery pieces to the scribing production line (1);
the first photographing detection positioning device (12) is used for detecting the battery piece, rejecting unqualified battery pieces to a waste bin at the station, and calibrating and positioning the battery pieces;
the scribing device (14) is used for scribing one whole battery piece into at least two small battery pieces;
the second slicing photographing detection device (16) is used for detecting the quality of each small battery piece after slicing;
the second mechanical arm (15) is arranged above a support X at the top of the battery piece scribing and series welding integrated equipment through a sliding track and is used for transferring at least two small battery pieces from the scribing device (14) to the second scribing and photographing detection device (16) and sequentially arranging the small battery pieces at intervals along the working running direction of the scribing production line after rotating the small battery pieces by 90 degrees;
the corner mechanism (17) is used for removing the unqualified small battery pieces after detection to a waste bin, horizontally rotating part of the qualified small battery pieces with the cutting angles by 180 degrees, and enabling the cutting angle directions of all the small battery pieces with the cutting angles to be consistent;
the turnover mechanism (18) is used for rotating the small battery piece by 180 degrees in the vertical direction to enable the front side of the small battery piece to face upwards;
the third section is shot and is detected regular device (19), is provided with the testing platform who places the battery piece on it for detect the position of little battery piece, testing platform's both sides are provided with regular mechanism (33), are used for making two at least little battery pieces align to arrange.
3. The battery piece scribing, stringing and welding integrated equipment according to claim 1, wherein the welding strip group preparation line (2) comprises, successively arranged:
a solder strip supply mechanism (21);
a flux applying mechanism (22);
the cloth belt mechanism (23) is used for pulling out and cutting out welding belts which can be arranged on at least two small battery pieces in the required length according to the battery piece spacing and/or the string spacing and is arranged on the belt making mechanism (24);
and the tape making mechanism (24) is used for cutting the solder tapes with required lengths into at least two groups of short solder tape groups according to the cell piece spacing and/or the string spacing.
4. The battery piece scribing, stringing and welding integrated device according to claim 3, wherein the tape making mechanism (24) is provided with a shaping mechanism for bending and/or flattening the welding tapes arranged between the battery piece spaces in sequence.
5. The battery piece scribing, stringing and welding integrated equipment according to claim 1, wherein the string swinging mechanism (6) comprises a lamination mechanism (31) arranged in parallel with the scribing production line (1) and the welding strip group preparation line (2) and used for receiving small battery pieces, welding strip groups and a pressing tool from the scribing production line, the welding strip group preparation line and the pressing tool supply line respectively, and then combining the battery pieces laid with the welding strip groups according to the size of battery piece spacing and/or string spacing;
the multifunctional mechanical arm (32) is arranged on an electric cylinder on the top support Y of the battery piece scribing and series welding integrated equipment and used for respectively carrying at least two small battery pieces, at least two groups of welding strip groups and at least two pressing tools onto the lamination mechanism (31).
6. The battery piece scribing and stringer bonding integrated equipment according to claim 5, wherein the structure of the multifunctional manipulator (32) comprises: one side close to the scribing production line (1) is provided with a battery piece gripping hand assembly (320) and a Z-direction driving mechanism (321) of the battery piece gripping hand assembly, a plurality of pressing tool adsorption assemblies (322) are uniformly arranged on the battery piece gripping hand assembly at equal intervals, at least two welding strip gripping hand assemblies (323) are uniformly arranged at the gaps among the pressing tool adsorption assemblies (322) at equal intervals, and a Z-direction driving mechanism (324) of the pressing tool-welding strip assembly and a Y-direction driving linear motor assembly (325) of the pressing tool-welding strip assembly are arranged.
7. The battery piece scribing and stringer bonding integrated device according to claim 5, wherein the structure of the lamination mechanism (31) comprises: the lamination table (311) is positioned below the lamination table (311) and is used for driving a lamination arranging motor (312) for driving the lamination table (311) to move; a vacuum chuck is arranged on the laminating table (311) and used for adsorbing and positioning the battery piece, and the vacuum chuck is controlled by an electromagnetic valve; the laminating table (311) is provided with a welding strip guide groove for bearing a welding strip, and is also provided with a bending mechanism for bending the welding strip with the Z-shaped bend at an inclination angle close to the straight line section of the Z-shaped bend.
8. The integrated device for scribing, stringing and welding battery pieces according to claim 1, wherein the pressing tool supply line comprises: a pressing tool spacing component (37) is arranged in a position parallel to and aligned with the string swinging mechanism (6) and used for spacing a plurality of pressing tools according to the spacing between the pressing tool adsorption components in the multifunctional manipulator (32) and translating the pressing tools to a pressing tool tray above the stroke end point of the tape making mechanism (24); the correcting mechanisms (33) are arranged on two sides of the pressing tool transmission platform (36) and are used for correcting and aligning the pressing tool; the pressing tool carrying manipulator (35) is arranged above a support Y at the top of the battery piece scribing and series welding integrated equipment through a sliding track and is used for carrying a pressing tool at the tail end of the welding production line (4) to a pressing tool transmission platform (36); a presser stack mechanism (34) is provided adjacent the presser transport platform (36) for storing the pressers.
9. The integrated device for scribing, stringing and welding battery pieces as claimed in claim 8, wherein the structure of the pressing and spacing assembly (37) comprises: the X-direction guide rail (371) is provided with at least two pressing tool sucker hands (372) which are arranged on the X-direction guide rail, and the pressing tool sucker hands (372) are in transmission connection with the linear motor (373).
10. The battery piece scribing and stringer bonding integrated equipment according to claim 1, wherein the welding production line (4) is provided with the following devices and mechanisms:
an infrared welding device (41) capable of moving up and down;
be located infrared welding set (41) below, be used for accepting the component apart from device (5) of the interconnected cluster group of the little battery piece after the distance and solder strip, the structure includes: the device comprises a support table (53), a plurality of bearing tables (54) arranged on the support table (53), and a first driving device (55) fixed at one end of the support table (53), wherein the driving end of the first driving device (55) is in driving connection with one bearing table (54) positioned at the end part, the other bearing table (54) positioned at the end part is movably connected with the other end, far away from the first driving device (55), of the support table (53), and adjacent bearing tables (54) are connected through a clutch device (56);
and a solder strip thimble mechanism (52) mounted on the bearing table (54).
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| CN114497286A (en) * | 2022-02-16 | 2022-05-13 | 苏州迈展自动化科技有限公司 | Assembling mechanism and assembling method of solar photovoltaic cell string |
| CN114833504A (en) * | 2022-07-05 | 2022-08-02 | 江苏小牛自动化设备有限公司 | Battery string preparation method and battery string welding equipment |
| CN115223907A (en) * | 2022-09-20 | 2022-10-21 | 苏州小牛自动化设备有限公司 | Battery piece transmission line and battery string production line |
| CN115911189A (en) * | 2023-03-14 | 2023-04-04 | 苏州智慧谷激光智能装备有限公司 | Battery piece distance adjusting device and method |
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