CN212303693U - Device for efficiently splitting solar cell - Google Patents
Device for efficiently splitting solar cell Download PDFInfo
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- CN212303693U CN212303693U CN202021899032.7U CN202021899032U CN212303693U CN 212303693 U CN212303693 U CN 212303693U CN 202021899032 U CN202021899032 U CN 202021899032U CN 212303693 U CN212303693 U CN 212303693U
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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
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Abstract
The utility model provides a device of high-efficient splitting solar wafer belongs to solar wafer technical field, and the cell is treated the splitting quantity and is n, and n is greater than or equal to 2, and the cutting device number that sets up the splitting cell is n-1 group, and cutting device set up the position and adjust well with the cell precutting position in advance, carries out the in-process that cuts to the cell, treats 0 ~ 20mm department in arbitrary one side of split line and sets up the negative pressure adsorption device and adsorb the location to the cell keeping away from the cell, the utility model discloses a start 2 group's cutting device simultaneously syntropy and cut the cell when adopting at every turn to make cutting device once can realize two cutting of treating the split line, save the cell cutting number of times, improve the cutting efficiency of cell.
Description
Technical Field
The utility model belongs to the technical field of solar wafer, concretely relates to method and device of high-efficient split solar wafer.
Background
In recent years, the module industry has developed rapidly, and through continuous experimental research, various large module factories find that particularly, the slicing module technology in the lamination technology can improve the module efficiency more effectively, so that the development of the lamination technology greatly promotes the development of the high-efficiency module packaging technology in the photovoltaic industry and is considered by the industry consistently.
Compared with the common conventional assembly technology, the lamination technology optimizes the assembly structure, greatly reduces the internal loss of the assembly and greatly improves the output power of the assembly. The minimum power loss in the packaging process of the assembly is ensured, the influence of reverse current and hot spot effect generated by the assembly is effectively reduced, and the assembly has good reliability. Therefore, the lamination technology becomes a hot spot concerned by various assembly manufacturers at present, and is a necessary trend for the forward development of the photovoltaic industry. In the lamination production equipment manufacturing enterprises, continuous pursuit of high-efficiency production is a great characteristic of industrial competition, so that how to improve efficiency and produce high efficiency is a technical problem which needs to be solved by various equipment manufacturers urgently. To produce the laminated assembly, firstly, the whole solar cell piece needs to be cut into required pieces, such as 1/2 pieces, 1/3 pieces, 1/4 pieces, 1/5 pieces, 1/6 pieces and the like, when 1/2 pieces are produced, the laser scribing method is only used for scribing once, and when 1/3 pieces, 1/4 pieces, 1/5 pieces and 1/6 pieces are produced, if the traditional scribing method is used, scribing is respectively needed for 2 times, 3 times, 4 times and 5 times, so that the production efficiency is low.
And the battery piece cutting device in the prior art has the problem of difficult positioning when cutting the battery piece.
Disclosure of Invention
In order to solve the technical problem existing in the prior art, the utility model provides a method and a device for efficiently splitting a solar cell.
The utility model discloses according to the number of pieces of the battery piece that needs the split, set up cutting device's overall arrangement and position, realize that 2 arbitrary cutting device syntropy implement the cutting action to the battery piece simultaneously to reduce the cutting number of times of battery piece, improve the cutting efficiency of battery piece.
The following technical scheme is that the composition structure and the working principle of the cutting device are disclosed as follows: CN 111151896A; the invention has the name: a method and apparatus for cutting solar cells are disclosed.
The method for efficiently splitting the solar cell comprises the steps that the number of to-be-split cells is n, n is larger than or equal to 2, the number of cutting devices for splitting the cells is n-1 groups, the setting positions of the cutting devices are aligned with the pre-cutting positions of the cells, in the process of cutting the cells by the cutting devices, the cells are adsorbed and positioned by a negative pressure adsorption mechanism on any side far away from the to-be-split lines of the cells, different cutting devices are started in a time-sharing mode to split the cells, at most, any two cutting devices are started simultaneously to enable the cutting devices to simultaneously realize the cutting of 2 to-be-split lines in the same direction, and the cutting of the n-1 split lines of the cells is completed.
Preferably, the negative pressure adsorption mechanism is arranged at a position which is 0 mm-20 mm far away from any side of the to-be-split line of the battery piece and is larger than 0 mm.
Preferably, when the cutting device cuts the to-be-split line, the negative pressure adsorption is communicated to one side far away from the corresponding to-be-split line, and the negative pressure adsorption of the other side of the to-be-split line which does not perform the cutting action or has completed the cutting action is closed.
The utility model also discloses a device for implementing aforementioned method of high-efficient division solar wafer, include: set up in mount top, be used for transmitting the transmission device of battery piece, set up in the cutting device of transmission device top, transmission device includes: the receiving platform is used for receiving the battery pieces transferred by the manipulator and is provided with gaps at intervals; the scribing table is arranged in the gap of the bearing table and used for lifting the bearing battery piece; a horizontal driving component for driving the scribing table to move horizontally relative to the cutting device; the lifting driving assembly is used for driving the scribing table to move relative to the cutting device in the vertical direction; and the negative pressure adsorption holes are arranged on the scribing table and the bearing table and used for adsorbing and positioning the battery pieces.
Preferably, the horizontal driving assembly is fixedly mounted on the base of the fixing frame.
Preferably, the lifting driving assembly is fixedly installed at the driving end of the horizontal driving assembly.
Preferably, the scribing table is fixedly installed at a driving end of the lifting driving assembly.
Preferably, the negative pressure adsorption holes arranged on the scribing table are scribing adsorption positioning holes, the negative pressure adsorption holes arranged on the bearing table are battery piece adsorption holes, and n rows of scribing adsorption positioning holes and battery piece adsorption holes are arranged in the horizontal transmission direction perpendicular to the transmission device.
Preferably, the position of the scribing absorption positioning hole is 0-20 mm and more than 0mm away from any side of the to-be-cleaved line of the battery piece.
Preferably, the negative pressure adsorption force of the battery piece adsorption hole is smaller than that of the scribing adsorption positioning hole.
Preferably, the cutting device comprises a first laser assembly, a second laser assembly and a cooling portion.
Compare with traditional solar wafer cutting method, the utility model discloses following benefit has:
(1) when treating the split quantity to the battery piece and being greater than 2, can cut the battery piece simultaneously syntropy through setting up 2 arbitrary cutting device to make once can realize 2 and treat the cutting of split line, reduced the cutting number of times of battery piece, improved the cutting efficiency of battery piece.
(2) Additionally, the utility model provides a cutting device is provided with negative pressure adsorption apparatus structure bottom the battery piece, and negative pressure adsorption apparatus constructs the setting and treats 0 ~ 10mm of split line and be greater than 0 mm's position department at the battery piece and treat the split line to the battery piece and adsorb the location, makes the battery piece can open according to treating the split line, and has greatly reduced the breakage rate of battery piece.
(3) The utility model provides a device for implementing split solar wafer method is equipped with certain spacing distance's clearance on the accepting platform of battery piece, is provided with the scribing platform in the clearance, can ensure when cutting the battery piece at every turn, and the scribing platform has certain difference in height with the accepting platform, and the stress surface reduces relatively when the battery piece cuts, avoids leading to the battery piece cracked because each stress surface atress is inhomogeneous.
(4) The utility model provides a device for implementing split solar wafer method, the negative pressure adsorption affinity of cell piece adsorption hole is less than the negative pressure adsorption affinity of scribing adsorption locating hole, and the cell piece adsorption hole is open adsorption hole, when guaranteeing the cell piece cutting, only accepts the negative pressure adsorption affinity who comes from scribing adsorption locating hole basically, avoids because the cell piece adsorbs the hole and the scribing adsorption locating hole adsorption affinity is uneven leads to the cell piece cracked.
Drawings
Fig. 1 is a schematic structural diagram of the cutting device for high-efficiency splitting solar cells of the present invention;
fig. 2 is a schematic structural diagram of the transmission device.
Fig. 3 is another schematic structural diagram of the transmission device.
Fig. 4 is a schematic structural diagram of a dicing table.
Fig. 5 is a side view of the transfer device.
Fig. 6 and 7 are views showing a cutting method of the three-segment.
Fig. 8, 9, 10, and 11 are views showing how the dicing is performed.
Fig. 12-23 are views of the cutting pattern of the six-piece.
In the figure: the device comprises a cutting device 10 for efficiently splitting the solar cell, a cell 100, a line to be split 100-1, a small split 101, a cutting device 11, a first group of laser assemblies 111-1, a second group of laser assemblies 111-2, a cooling part 112, a transmission device 12, a fixing frame 121, a horizontal driving assembly 122, a lifting driving assembly 123, a scribing table 124, a scribing adsorption positioning hole 124-1, a bearing table 125 and a cell adsorption hole 125-1.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example one
The embodiment provides a method for cutting an entire cell into 1/2 equally divided cells, wherein the number of the cells to be split is 2, and the splitting method is as follows:
the cutting device 11 is arranged, the arrangement position of the cutting device is aligned with the pre-cutting position of the battery piece, the battery piece is adsorbed and positioned by the negative pressure adsorption positioning mechanism at a position 10mm away from one side of the battery piece to be split line 100-1 in the process of cutting the battery piece by the cutting device 11, the battery piece is horizontally conveyed by the conveying device relative to the cutting device, and meanwhile, the cutting device finishes the cutting and separating of the battery piece.
The device for implementing the method comprises the following structures: the device comprises a first laser assembly 111-1, a second laser assembly 111-2 and a cooling part 112, a conveying device 12 arranged above a fixing frame 121 and used for conveying battery pieces, and a cutting device 11 arranged above the conveying device 12, wherein the cutting device structurally comprises: the structure of the transfer device 12 includes: a bearing platform 125 for bearing the battery piece transferred by the manipulator, a scribing platform 124 arranged in the bearing platform gap and used for lifting the bearing battery piece, a horizontal driving component 122 fixedly arranged on the base of the fixing frame 121 and used for driving the scribing platform 124 to horizontally move relative to the cutting device, a lifting driving component 123 fixedly arranged at the driving end of the horizontal driving component 122 and used for driving the scribing platform 124 to vertically move relative to the cutting device, a scribing platform 124 fixedly arranged at the driving end of the lifting driving component 123, a scribing adsorption positioning hole 124-1 arranged on the scribing platform 124, a battery piece adsorption hole 125-1 arranged on the bearing platform 125, 1 row of scribing adsorption positioning holes 124-1 and battery piece adsorption holes 125-1 arranged in the horizontal direction perpendicular to the transmission device, and the adsorption force of the scribing adsorption positioning hole 124-1 is greater than that of the battery piece adsorption hole 125-1 . The structure and the working principle of the cutting device in the embodiment are detailed in the following publication numbers: CN111151896A, invention name: a technical scheme described in patent literature of a solar cell cutting method and a solar cell cutting device.
The specific implementation mode of the device is as follows: the manipulator transfers the battery piece from the battery piece conveying line to be placed on the bearing table 125 of the battery piece, the battery piece is adsorbed and positioned by the adsorption force of the battery piece adsorption hole 125-1 arranged on the manipulator, the scribing table 124 is jacked up by the lifting driving component 123, the scribing adsorption positioning hole 124-1 adsorbs and positions the battery piece, at the moment, the battery piece is higher than the bearing table 125,
the horizontal driving assembly 123 drives the scribing table 124 to move horizontally relative to the cutting device 11, the cutting device finishes cutting the battery piece in the moving process, the adsorption force of the battery piece adsorption hole 125-1 is smaller than that of the scribing piece adsorption positioning hole 124-1, and the battery piece is prevented from being broken due to uneven overall stress in the cutting process.
Example two
In the present embodiment, a method for cutting an entire battery piece into 1/3 battery pieces in equal parts is provided, where the number of the battery pieces to be split is 3, and specifically the splitting method is different from that in the first embodiment: the number of the cutting devices for cutting the battery pieces is 2, and in the cutting process, the two cutting devices simultaneously and equidirectionally cut the battery pieces to obtain the battery pieces of three small pieces 101 with equal parts.
Compared with the first embodiment, the device for implementing the cutting method is characterized in that: the number of the cutting devices is 2, 2 rows of scribing adsorption positioning holes 124-1 and 2 rows of battery piece adsorption holes 125-1 are arranged in the horizontal direction perpendicular to the transmission device, and when the cutting devices perform cutting action, negative pressure adsorption is conducted in all scribing adsorption positioning holes 124-1 on one side of each of two lines to be split.
EXAMPLE III
In the present embodiment, a method for cutting an entire battery piece into 1/4 battery pieces in equal parts is provided, where the number of the battery pieces to be split is 4, and specifically the splitting method is different from that in the first embodiment: the number of the cutting devices for cutting the battery piece is 3, the specific cutting modes are two, one of the two cutting devices can be selected at will, the two cutting devices on the two sides and the scribing adsorption positioning hole 124-1 corresponding to the cutting devices are started simultaneously, the positioning hole is positioned at the position 5mm away from one side of the to-be-split line, the two to-be-split lines are cut gradually in the transmission process of the battery piece, the two cutting devices and the two rows of scribing adsorption positioning holes are closed, the transmission device continues to transmit forwards, the cutting device and the scribing adsorption positioning hole in the middle are started, and the middle to-be-split line is cut gradually. In another mode, the order of the splitting method is changed, the middle line to be split is cut first, and then the lines to be split on the two sides are split.
Compared with the first embodiment, the device for implementing the cutting method is characterized in that: the number of the cutting devices is 3, and the scribing adsorption positioning holes 124-1 and the battery piece adsorption holes 125-1 are provided with 3 rows along the horizontal direction perpendicular to the conveying device.
Example four
In the present embodiment, a method for cutting an entire battery piece into 1/6 battery pieces in equal parts is provided, where the number of the battery pieces to be split is 6, and specifically the splitting method is different from that in the first embodiment: the number of the cutting devices for cutting the cell pieces is 5, six methods for cutting the cell pieces 100 are adopted, and the six equal-part cell pieces 100 can be obtained by comprehensively cutting the three-part cell pieces and the four-part cell pieces, one of the six equal-part cell pieces 100 can be selected at will,
when six pieces of plates are cut, a cutting device and the corresponding scribing adsorption positioning holes are started firstly to cut the plates into two equal small-piece plates, cutting of a to-be-split line is completed, then the cutting device and the adsorption positioning holes are closed, then 2 cutting devices are started randomly to simultaneously finish cutting of the 2 nd to-be-split line and the 3 rd to-be-split line in the same direction, then the two cutting devices and the adsorption positioning holes are closed, the last two cutting devices are started again to finish cutting of the last two to-be-split lines, and finally cutting work of 6 equal-piece plates is completed.
The cutting of 6-piece batteries can be realized by changing the start-stop sequence of the cutting device and the adsorption positioning holes.
Compared with the first embodiment, the device for implementing the cutting method is characterized in that: the number of the cutting devices is 5, and 5 rows of scribing adsorption positioning holes 124-1 and battery piece adsorption holes 125-1 are arranged in the horizontal direction perpendicular to the conveying device.
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 details may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. An apparatus for efficiently splitting solar cells, comprising: set up in mount (121) top, be used for transmitting transmission device (12) of battery piece, set up cutting device (11) above transmission device (12), its characterized in that:
the structure of the transmission device (12) comprises: a bearing table (125) for bearing the battery pieces transferred by the manipulator, wherein a gap with a certain distance is arranged on the bearing table (125); a scribing table (124) which is arranged in the gap of the bearing table and used for lifting the bearing battery piece; a horizontal driving assembly (122) for driving the scribing table (124) to move horizontally relative to the cutting device; a lifting driving component (123) used for driving the scribing table (124) to move relative to the vertical direction of the cutting device; and negative pressure adsorption holes which are arranged on the scribing table (124) and the bearing table (125) and used for adsorbing and positioning the battery pieces.
2. The apparatus of claim 1, wherein the horizontal drive assembly (122) is fixedly mounted to a base of the mounting bracket (121).
3. The apparatus of claim 1 or 2, wherein the elevation driving assembly (123) is fixedly installed at a driving end of the horizontal driving assembly (122), and the scribing table (124) is fixedly installed at the driving end of the elevation driving assembly (123).
4. The apparatus according to claim 1, wherein the negative pressure suction holes provided on the dicing table (124) are dicing suction positioning holes (124-1), the negative pressure suction holes provided on the receiving table (125) are cell suction holes (125-1), and the dicing suction positioning holes (124-1) and the cell suction holes (125-1) are provided in n-1 rows in a horizontal transport direction perpendicular to the transport apparatus.
5. The apparatus of claim 1, wherein the cutting means comprises a first laser assembly (111-1), a second laser assembly (111-2), and a cooling section (112).
6. The device as claimed in claim 4, wherein the position of the dicing suction positioning hole (124-1) is 0-20 mm and more than 0mm away from any side of the line (100-1) to be split of the battery piece.
7. The device according to claim 4, wherein the negative pressure suction force of the cell suction hole (125-1) is smaller than that of the scribe suction positioning hole (124-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899032.7U CN212303693U (en) | 2020-09-03 | 2020-09-03 | Device for efficiently splitting solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899032.7U CN212303693U (en) | 2020-09-03 | 2020-09-03 | Device for efficiently splitting solar cell |
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| Publication Number | Publication Date |
|---|---|
| CN212303693U true CN212303693U (en) | 2021-01-05 |
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| CN202021899032.7U Active CN212303693U (en) | 2020-09-03 | 2020-09-03 | Device for efficiently splitting solar cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634913A (en) * | 2021-08-05 | 2021-11-12 | 深圳光远智能装备股份有限公司 | Nondestructive laser scribing mechanism for 4 solar cell pieces |
| CN114559164A (en) * | 2022-02-10 | 2022-05-31 | 江苏龙恒新能源有限公司 | Solar cell back laser grooving device |
-
2020
- 2020-09-03 CN CN202021899032.7U patent/CN212303693U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634913A (en) * | 2021-08-05 | 2021-11-12 | 深圳光远智能装备股份有限公司 | Nondestructive laser scribing mechanism for 4 solar cell pieces |
| CN114559164A (en) * | 2022-02-10 | 2022-05-31 | 江苏龙恒新能源有限公司 | Solar cell back laser grooving device |
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Address after: 750011 No.6, baohu West Road, Jinfeng Industrial Park, Yinchuan City, Ningxia Hui Autonomous Region Patentee after: Ningxia Xiaoniu Automation Equipment Co.,Ltd. Patentee after: Suzhou calf automation equipment Co.,Ltd. Address before: 750011 No.6, baohu West Road, Jinfeng Industrial Park, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: NINGXIA XN AUTOMATION EQUIPMENT Co.,Ltd. Patentee before: Suzhou calf automation equipment Co.,Ltd. |