TW201023384A - Production system for solar cell module - Google Patents

Abstract

The invention provides a production system for solar cell module, which is used to manufacture a solar cell module. The solar cell module includes a first substrate and a second substrate vertically separated from each other; a tandem solar cells unit disposed between the two substrates; and a packaging film for encapsulating the tandem solar cells unit. The tandem solar cells unit includes a plurality of tandem solar cells connected and arranged from left to right. The solar cell module production system includes: a cell-connecting machine for producing tandem solar cells; a cell arranging machine connected to the solar cell-connecting machine for producing the tandem solar cells unit; a layer stacking machine connected to the solar cell arranging machine; and a module laminating machine connected to the layer stacking machine for proceeding the laminating process. The present invention is able to perform a continuous manufacturing process so as to achieve the effects of reducing the manufacturing time and increasing the productivity.

Description

201023384 VI. Description of the invention: [Technical field to which the invention pertains] The invention relates to a solar cell module production system, and particularly to a process for solar cell alignment, tandem welding, lamination, lamination, etc. Solar cell module production system. [Prior Art]

Generally, the process of the twin-crystal solar cell module firstly arranges a plurality of single solar cells into a row, and the solar cell is welded into a string by the material connection method, and then the plurality of rows of cells are arranged adjacent to each other, and the welding is combined into The solar cell (4)'s performance will overlap the battery array with the substrate and the transparent encapsulation film only. 'It is made into a complete module by the dust port operation, and then trimmed to remove the excess encapsulation film after pressing, and then Assembling the outer periphery of the module: fixing the junction box to the back of the module, the above processes for completing the solar cell module are performed by a single independent machine, such as an electric transmission-tank serializer, and After the battery array is completed, = it must be transported to the -weiwei table, and the battery array and the substrate and the package film are assembled and transferred to a press machine for pressure cooperation, and completed. Between each: I method:: transmission device, so the process components of the solar cell module are transported to the ΐ: one: after the end of a certain process, the operator must be consistent and inconvenient / carry out another - Process' * caused by discontinuous operation easy, long production time and low productivity deletion. SUMMARY OF THE INVENTION Accordingly, the object of the present invention is to provide a solar cell module production system which is capable of coherent operation, fast and convenient process, and which can increase productivity. Therefore, the solar cell module production system of the present invention is used for manufacturing a solar cell module, wherein the solar cell module includes one of a first substrate and a second substrate, and one between the first and second substrates. a battery serial unit, and an encapsulation film between the first and second substrates and covering the battery serial unit, the battery serial unit comprising a plurality of battery arrays arranged in a left and right connection, each battery string The column includes a plurality of solar cells arranged in a string, the solar cell module production system comprising a battery serializer, a battery array machine connected to the battery serializer,

Group press machine. The first serial device of the pool string is received from the first series of pick-ups. The battery serializer comprises: a plurality of solar cells connected in series and one connected to the first-series device

σ. The module press machine includes at least one press machine 压 that press-bonds the first column unit and the package film. [Embodiment] A bonding zone of a unit. The features and functions of the two substrates, the package stack, the two substrates, and the battery string will be apparent from the detailed description of the preferred embodiment of the present invention with reference to the preferred embodiments of the present invention. Referring to Figures 1, 2, and 3', a preferred embodiment of the solar cell module production system of the present invention is used for manufacturing a solar cell module i, which includes a battery contending unit u, a a first substrate 12 disposed under the battery serial unit Η, a second substrate 14 disposed above the first substrate 12 and disposed above the battery serial unit u, and a first substrate and a second substrate 12 14 transparent encapsulating films 13 covering the battery string unit 11, and a frame not shown. The battery serial unit 11 includes a plurality of battery strings U1 arranged in a left and right connection, and each battery string U1 includes a plurality of solar cells 11 connected in a string, each solar cell 110 having a spacing One side 112 and one second side 113. The first substrate 12 of the embodiment is a glass substrate, and is exposed to an external light source, such as sunlight, to illuminate the battery serial unit 11. The second substrate 14 may be a glass substrate or a plastic substrate, and the first substrate 14 is a backsheet that is generally referred to as a backsheet. The material of the film 13 is ethylene-vinyl acetate copolymer (EVA) film. The solar cell module production system comprises: a battery climbing machine 2, a battery arrangement machine 3, a laminating machine 4 a modular press machine 5, a group frame device 6, a test machine 7, and a transmission device 8 corresponding to the machine stations 2-7. The transmission device 8 of the present embodiment includes a plurality of different 'distributed' The conveyor belts of the machines 2 to 7 and not shown are used for the continuous conveying operation, so that the finished product or the semi-finished product produced by the solar battery module i in the process can be continuously moved. On the production line, the dummy of the figure, the 201023384 line is the distribution position of the transmission device 8. The conveying path of the production line is shown by the arrows in Fig. 1. Referring to FIG. 1 4, 5, 6', the battery splicing machine 2 includes a first-series device 21, a second splicing device 22 spaced apart from the first splicing device 21, a transport zone 23, and a corresponding one. The first conveying device 24' and the second conveying device 25 are provided in the conveying zone 23. The first and second series devices 21, 22 are respectively placed for the solar cells 110 that have not been connected in series. And preparing a bonding wire before the surface of each solar cell 110, and then combining the adjacent solar cells 110 by automatic soldering into a battery string m', the first and second serial devices 21, 22 can be independent The tandem operation is performed, and the soldered battery string is transmitted to the transport area 23 by the transport device 8, and the second surface 113 of the solar cell 110 faces downward with the first surface 112 facing upward. The first conveying device 24 includes a first guide rail 241 erected above the conveying area 23, a first conveying unit 242 which is slidably mounted on the first rail unit 241, and a turning mechanism 243. And a placement area 244 on the front side of the turning mechanism 243. The first routing unit 242 includes two seats 245 spaced apart from each other and movable forward and backward relative to the first rail unit 241, and a plurality of first suction members 246 arranged at intervals and movable forward and backward in synchronization with the base 245. Moreover, the first suction members 246 can move up and down with respect to the base 245. The first suction members 246 are arranged in the battery array disposed on the conveying area 23 by air pressure regulation of a gas pipe (not shown). m is sucked up, the number of the first suction members 246 corresponds to the number of solar cells 1 of each battery string 1丨i 201023384 • Therefore, the first-absorbent members can simultaneously pick up all the solar cells 110. Then, the first conveying unit 242 moves forward relative to the first rail unit 241 to the upper side of the turning mechanism 243. At this time, the first suction member 2 牝 moves downward and releases the suction force to place the battery string in the turning mechanism 243. surface. The turning mechanism 243 includes a turning table 247 which can be turned upside down (10) degrees, and a power source for driving the turning table such as a rotating body, which is not shown, and the turning table 247 has a plurality of intervals and corresponds to each other. When the gas in the air hole 248 is extracted, the turning table 247 generates suction force on the solar cells 11 to cause the solar cell no to be fixedly attached to the turning table 247, and then the turning table 247 faces the The direction of the placing area 244 is reversed by 18 degrees, so that the battery string ui is also turned over (10) degrees and then disposed on the surface of the placing area 244. When the solar cell (4) faces 112, the second side 113 faces upward. The operator can observe whether the first surface 113 is defective in wire welding, the surface is contaminated with dust, and there are missing or missing marks. φ > Referring to Figures 1 5 and 6, the second conveying device 25 includes __. second guiding units 251, a sliding seat 252 which is slidable forward and backward with respect to the second guiding rail single it 251, And a second conveying unit 253 coupled with the carriage 252, and the second conveying unit can be moved up and down with respect to the carriage 252 and horizontally rotated (10) degrees relative to the carriage 252. The second conveying unit 253 includes a plurality of second suction members 254 for absorbing each solar cell 1 ε. The second suction member 254 functions the same as the first suction member 246, and will not be described here. Second conveying unit 201023384. 3, after the battery string jjj on the display area 244 is sucked, the second transport unit 253 moves forward along the second rail unit 251 to the top of the battery array machine 3, and then the battery string ii is driven downward and placed thereon. The battery is arranged on the surface of the machine 3. It should be noted that the production line direction of Fig. 6 is from right to left. ^ The production line of Fig. 1 is different from left to right. However, Fig. 6 is used for illustration, and the expression of the production line is consistent. The focus is on the relative upstream and downstream locations between agencies. Referring to Figures 1 and 2, the battery alignment machine 3 includes an array area 31 and a joint area 33 on the side of the temporary storage area 32 on one side of the array area 31, one side of the area 32. The battery string is driven to be transported by the battery splicer 2 to the battery arranging machine 3, the battery string % η is placed first in the arranging area 31, and a plurality of battery strings 1U are continuously transported to make the battery The serial arrays 11 are arranged adjacent to each other to form the battery serial unit U. The aligned battery_column unit ii is again transferred to the temporary storage area 32 by the transmission device 8, and finally reaches the bonding area 33 for welding processing to make adjacent The battery strings 111 are integrated into one. When there is a battery string on the bonding zone 33 for soldering processing, the battery cell (1) can still be continuously transported by the electrical material picker 2, and the battery string U1 is arranged before the array area 31 and can be transported to the temporary storage area 32. Storage, that is, the battery string lu (four) transmission and welding processes can be carried out at the same time, so that the production process is smooth and fast. Referring to Figure b7, the layer stacker 4 includes two left and right adjacent stacking devices 4b and a detecting device 42 located downstream of the stacking device 41. Each stacking device 41 includes a substrate storage area 411, a connection The layered area 412 of the substrate storage area 411, and a non-illustrated 201023384. Film lamination mechanism. The detecting means 42 comprises a detecting area 421, a light source 422' disposed at the bottom of the detecting area 421, and - a lifting mechanism 423'. The lifting mechanism 423 is, for example, a robot arm. The transfer device 8 transfers the first substrate 12 on the substrate storage area 4 on the left side to the stacking area 412 on the left side, and then, the EVA package film 13' (FIG. 7) is coated by the film laminating mechanism. Covering the upper surface of the first substrate 12, the battery serial unit u soldered on the battery arrayer 3 is transported to the stacking region 412, so that the battery tandem unit u is stacked on the upper surface of the package diaphragm 13 Following the laminating mechanism, another EVA encapsulating film 13 is coated on the upper surface of the battery tandem unit 11, and the transport device 8 transfers the battery preliminary module to the right stacking area 412, and the transport device 8 The second substrate 14 on the substrate storage area 4U on the right side is stacked and placed on the upper surface of the preliminary module of the battery, thus forming a preliminary array structure of the solar cell module (hereinafter referred to as the solar cell module 1). The transmission device 8 further transmits the solar battery module to the detection area 421 of the detection device 42 and is located above the light source 422. The light source 422 emits upward ultraviolet light or other light to illuminate the solar battery module. 1'' At this time, the operator checks the upper surface of the solar cell module to observe whether the package film 13 is stacked with the battery serial unit u, whether there is a walking position, and whether the solar power is damaged or not. In the absence of the lifting mechanism 423, the solar battery module is clamped up and raised upwards, and the operator observes the lower surface thereof for the fragment inspection. After the fragment inspection, the solar battery module is smashed, that is, the transmission device 8 is received. Transfer to the module press machine 5 〇 201023384 It should be noted that the present embodiment is provided with two stacking devices 41, each of which can be independently stacked to speed up the work. Referring to FIGS. 1 and 3, the module press machine 5 includes a first passage 51 connecting the laminating machine 4, a second passage 52 connecting the two ends of the first passage 51, and two ends. The pressing mechanisms 53, 53 respectively disposed on the transport paths of the first and second passages 51, 52, and a trimming region 下游 downstream of the press-fit mechanisms 53, 53 on the production line. ❹ Among them, the pressing mechanisms 53 and 53 can each perform the module pressing cooperation, so the solar battery front 丨 can be transported to the county-indentation mechanism 53 53 ' for example, when the pressure on the first passage 51 When the cooperation mechanism cooperates, the solar battery module i that is continuously transmitted can be transferred to the pressing mechanism 53' by the second passage 52, so that the process operation can be smoothly performed. In the pressurization industry, the solar cell module i is applied with appropriate temperature and pressure, so that the upper and lower EVA encapsulating films 13, (Fig. 7) are in a state of thermal fusion, and the entire battery tandem unit 11 is covered. Forming a complete and bonded adhesive film U, thus becoming the solar group b transport device 8 shown in FIG. 3, transporting the solar cell module i to the trimming bar M' due to the pressure cooperation, some redundant The material of the encapsulation film 13 is excessively protruded from the battery string or the outer circumference of the second substrate (four), so that the excess package film 13 is trimmed and removed in the trimming region 54.

The group frame device 6 is connected to the module press machine 5, and receives the solar battery module 传送 transmitted from the module press machine 5, and the frame device 6 applies the frame work operation to the module 胄Usually the wire is installed, and the wiring winter (Μ-B°X) is installed on the module f surface to be used as the module power output Z 10 201023384. The framed module is transported to the tester 7, and the tester 7 is used to test characteristics such as photoelectric conversion efficiency of the solar cell module 1. Referring to Figures 1, 3, 6, and 7', it will be apparent from the above description that when the present invention is used to manufacture the solar cell module 1, the transport device 8 first transports the battery train ii to the transfer area 23, and then First and second conveying devices 24, 25 will

The battery strings 111 are transported to the battery array machine 3, and are welded together in series to form the battery tandem unit 11, and then, in the laminating machine 4, the first substrate 12 and the lower package film 13 are placed in sequence. ', the battery serial unit 11, the upper package film 13, and the second substrate 14, the transmission device 8 then transmits the array structure to the module press 5 for press cooperation, and finally to the group device 6 The frame is arranged, wired, and tested by the tester 7, so that the production system of the present invention can provide a coherent production operation. Referring to Figures 2, 5, and 6, it should be noted that the second conveying unit 253 of the battery splicing machine 2 can be horizontally rotated by 18 degrees with respect to the sliding seat 252 because the two adjacent batteries are required to be separated from each other. The anode and the cathode are opposite to each other. However, when each string of cells 11 11 is located in the placement area of the first conveying device 24, the positive electrodes of the two cells 111 are all on the same side 'so that when the electricity is arranged in the column 'Every other battery string ul requires steering stiffness so that adjacent columns (1) can be connected positively and negatively. As described in the value 2, the present invention is designed by the connection of the machines 2 to 7, with the same ==8! Distribution of each machine 2~7, and transmission of each process

The battery module i moves to the next process instrument, so that the solar energy 1: the production of the pool module 1 needs to undergo another reverse operation: coherently, the process of not carrying between the various process operations, because of this The invention can be automated and 11 201023384 systematically coherent operations, thereby achieving convenient production, shortening process time, and carrying out capacity. However, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention, All remain within the scope of the invention patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view of a device of a preferred embodiment of a solar cell module production system of the present invention. FIG. 1 is a view showing a production line of the present invention for producing a solar cell module; FIG. 2 is a comparison A top view of a solar cell module manufactured by a preferred embodiment, a second substrate of the solar cell module is omitted; FIG. 3 is a cross-sectional view of the solar cell module; FIG. 4 is a first embodiment of the preferred embodiment. A schematic diagram of a device of a conveying device, which simultaneously displays a position of a battery string of one of the solar battery modules; FIG. 5 is a perspective view of the device of the second conveying device of the preferred embodiment, and FIG. 6 is a schematic flow chart The process of conveying the battery train by the first conveying device and the second conveying device is shown; and FIG. 7 is a schematic view of the detecting device of one of the preferred embodiments. 12 201023384 [Description of main component symbols] 1. Γ..., solar cell module 25•...·second conveyor 251...·...second rail.unit 11 .........battery string unit 111 ""·"Battery string 112...the first side 113 *τ' second side 110 ... solar cell 12 .........first substrate 13 ......... package Film 13'..."encapsulation film 14*-*...second substrate 2...-...battery serializer 21......first tandem device 22......second docking device 23... ...transport area 24...first conveyor 241 - first rail unit 242. ...the first conveying unit 243 .... the turning mechanism 244 ... · the placing area 245 ... · the seat body 246 '.." ** " suction piece 247 + turning table 248 ... Stomata 2 5 2 κ...slider 253...—second transport, unit 2 5 4...: second pick-up 3 -...+battery arranger 3 1 arranging area 3 2 ".μ " * *Staging Zone 3 3 "***"·Combination Zone 4,""**"* layered 41.........Laundry; 411 *" substrate storage area 412, ... cascading area 42.. .......detection device 4 21 *"*" detection zone 4 2 2 ... light source 423 - ... lifting mechanism 5 ... ... module press 51 first path 52 *"*·""Second*通_路^53,53' ♦ Pressing mechanism 5 4,"" " *Trimming area 6+...Group frame device 13 201023384 Transmission device 7...·... Test machine

14

Claims (1)

201023384. VII. Patent application scope: 1. A solar cell module production system for manufacturing a solar cell module, the solar cell module comprising a first substrate and a second substrate spaced apart from each other a battery string 7G between the first and second substrates, and an encapsulation film between the first and second substrates and covering the battery serial unit, the battery serial unit comprising a plurality of left and right connection arrangements a battery string, each battery string comprising a plurality of solar cells connected in a string, the solar cell module production system comprising: a battery splicer comprising a plurality of solar cells connected in series a first tandem device, and a transport area connecting the tandem series device and receiving the battery string transported from the first tandem device; a battery sorting machine connecting the battery serializer and receiving a battery string transmitted from the transporting zone, the battery arranging machine having a bonding zone for combining a plurality of battery strings into a battery serial unit; Connecting the battery arranging machine, and for the electric: the pool serial single slab is superposed with the first and second substrates and the packaging film; and a module presser is connected to the laminating machine, and includes at least one ', a substrate, a battery serial unit and a sealing film press-fitted press-fit mechanism. • The solar cell module production system according to item i of the patent application scope further includes a transmission device corresponding to the battery serializer, the battery alignment machine, the laminating machine and the module press machine, and the transmission device is used for The finished product or semi-finished product of the solar cell module is transferred to the production line. According to the solar cell module production system of claim 1, wherein the battery splicing machine further comprises a first conveying device corresponding to the conveying zone and 15 3 201023384, and a second conveying device, The first transfer device includes a first transport unit 7L that is movably mounted relative to the transport area, a flip mechanism, and a placement area on one side of the tilt mechanism. The first transport unit includes a a front and rear moving body, and a plurality of first sucking members arranged at intervals and synchronized with the seat body, and the first sucking member is movable up and down with respect to the seat body, and the first sucking members are used for conveying the conveying area The battery string is sucked up and the battery string is transferred to the turning mechanism, and the turning mechanism includes a turning platform that can rotate toward the placing area to drive the battery string on the placing area. The 13th conveying device transfers the battery train on the turning table to the battery arranging machine. 4. The solar cell module production system according to claim 3, wherein the second conveying device comprises a slide that can be moved back and forth, and a second conveying unit that is coupled with the slide. The second conveying unit can be driven to be lifted up and down and horizontally rotated relative to the sliding seat. The second conveying unit comprises a plurality of spaced second suction members for sucking on the placement area. The battery string is arranged and the battery string is transferred to the battery alignment machine.太阳能5' The solar cell module production system according to claim 1, wherein the battery arranging machine further comprises an arrangement between the battery _ pick-up and the bonding zone for arranging a plurality of battery strings Area. 6. The solar cell module production system according to claim 5, wherein the battery arranging machine further comprises a temporary storage area between the arranging area and the bonding area for temporarily arranging the battery strings. 7. The solar cell module production system 16 201023384 according to claim 1, wherein the laminating machine comprises two laminating devices, each laminating device comprises a substrate storage area, and a substrate is connected to the substrate for storage. The stacking of the area is in which the substrate storage area of the stacking device is placed for the first substrate, and the laminated area is supported by the transmission A-k: rti efi-lj, the K-substrate and the battery serial unit, another stack The substrate storage area of the device is placed for the second substrate. 8. The solar cell module production system according to claim 7, wherein the layer sounder further comprises a detecting device located in a downstream direction of the stacking device, the detecting device comprising a solar cell module disposed a detection area, a light source disposed on one side of the detection area for illuminating the solar cell module, and a lifting mechanism for driving the solar cell module to move up and down. According to the solar cell module production system described in the patent scope 帛i帛, the middle and side module presses further comprise a trimming zone connected to the pressing mechanism. 10. According to the scope of claim 1 The solar cell module production system, wherein the module presser includes a first passage connecting the laminator, a second passage connecting the two ends of the first passage at each end, and two respective settings a solar cell module production system according to any one of claims 1 to 10, further comprising a connection module Grouping of the press machine, 'and a test machine for testing the characteristics of the solar module 0 17