CN211789068U - Multi-main-grid photovoltaic cell and welding strip positioning equipment - Google Patents
Multi-main-grid photovoltaic cell and welding strip positioning equipment Download PDFInfo
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- CN211789068U CN211789068U CN202020782962.8U CN202020782962U CN211789068U CN 211789068 U CN211789068 U CN 211789068U CN 202020782962 U CN202020782962 U CN 202020782962U CN 211789068 U CN211789068 U CN 211789068U
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Abstract
The utility model provides a many main bars photovoltaic cell piece and solder strip positioning device, pull positioner and afterbody positioner including the front end. The front end pulling and positioning device comprises a first power mechanism, a sliding mechanism and a clamping jaw arranged on the sliding mechanism. The first power mechanism drives the sliding mechanism to slide, so that the clamping jaw clamping the front end of the welding strip pulls the welding strip for a preset distance, or the clamping jaw releasing the welding strip is completely separated from the welding strip. The tail positioning device comprises a second power mechanism, a guide plate, a plurality of guide blocks and a plurality of clamping blocks, wherein the guide plate is provided with a plurality of guide grooves, each guide groove is provided with one guide block and one clamping block, the tail of the welding strip falls into the guide groove after being cut off, and the second power mechanism drives the guide blocks and the clamping blocks to move oppositely or oppositely to clamp or release the welding strip in the guide grooves, so that the welding strip is aligned with the multi-main-grid photovoltaic cell. The positioning mode is more accurate, the follow-up series welding effect is better, the resistance of the grid line is reduced, and the photoelectric conversion efficiency is improved.
Description
Technical Field
The utility model relates to the field of photovoltaic technology, especially, relate to a many main grids photovoltaic cell piece and solder strip positioning device.
Background
With the development of new energy, the photovoltaic industry is growing, and photovoltaic cells are rapidly developing and changing. The battery pack is formed by welding and connecting a plurality of battery pieces through welding strips to form a battery string and then welding the battery string through confluence welding. At present, through the development and innovation of the cell, the MBB (multi-main-grid) cell becomes the mainstream, the photoelectric conversion efficiency can be improved by 0.2%, and the cost is reduced. And the MBB battery piece has less silver paste and thinner silver wire, and saves the consumption of positive silver by 25-35%. In order to reduce the resistance influence of the photovoltaic module, the butt joint of the welding strip and the battery piece is more accurate and better, and the requirement on the positioning of the welding strip of the battery piece series welding machine is higher.
The grid line of the existing five-main-grid cell is wide, the flat welding strip is adopted in the welding strip used in series welding, more consumable materials are consumed, but the positioning is easier, and the accurate positioning of the grid line and the flat welding strip of the cell can be realized only by positioning through the guide groove.
And the diameter of the circular welding strip used in series connection of the MBB battery pieces is about 0.35mm, and the circular welding strip is thinner than the conventional flat welding strip. However, the main defects of the circular welding strip are as follows: when passing through the guide slot location with many main bars photovoltaic cell piece, drag the solder strip in-process, the easy change in circle solder strip position causes solder strip and battery piece silver thick liquid line can not the accurate positioning, has reduced the welding quality of battery piece and solder strip, has increased photovoltaic module resistance to influence photovoltaic conversion efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a many main bars photovoltaic cell piece and solder strip positioning device solves current many main bars photovoltaic cell piece and welds the problem of the location between the area not accurate.
In order to solve the problem, the utility model provides a many main bars photovoltaic cell piece and solder strip positioning device, many main bars photovoltaic cell piece and solder strip positioning device include that the front end drags positioner and afterbody positioner. The front end pulling and positioning device comprises a first power mechanism, a sliding mechanism and a clamping jaw, wherein the clamping jaw is arranged on the sliding mechanism, and can be used for clamping or releasing the front end of the welding strip in an operable manner; the first power mechanism drives the sliding mechanism to slide, so that the clamping jaw clamping the front end of the welding strip pulls the welding strip for a preset distance, or the clamping jaw releases the front end of the welding strip and then completely separates from the welding strip. The tail positioning device comprises a second power mechanism, a guide plate, a plurality of guide blocks and a plurality of clamping blocks, the guide plate is provided with a plurality of spaced guide grooves, one end of each guide groove is provided with one guide block and one clamping block which are arranged oppositely, the tail of the welding strip falls into the guide groove of the guide plate after being cut off through the cutting device, and the second power mechanism drives the guide blocks and the clamping blocks to move oppositely or oppositely to clamp or release the welding strip in the corresponding guide grooves, so that the welding strip is aligned to the multi-main-grid photovoltaic cell.
According to the utility model discloses an embodiment, first power unit is the motor, and second power unit is the cylinder.
According to the utility model discloses an embodiment, afterbody positioner still includes the buffer, and the buffer is installed and is adjusted with butt welding strip clamping position in the deflector.
According to the utility model discloses an embodiment, slide mechanism includes slide rail and adjustable cantilever, and adjustable cantilever slidable installs in the slide rail, and the clamping jaw is installed in adjustable cantilever.
According to the utility model discloses an embodiment, positioner is dragged to the front end includes the clamping jaw bottom plate, and the clamping jaw passes through the clamping jaw bottom plate to be installed in slide mechanism.
According to the utility model discloses an embodiment, the quantity of clamping jaw is a plurality of, and all clamping jaws are arranged in the clamping jaw bottom plate in proper order to a plurality of solder strips of disposable centre gripping.
According to the utility model discloses an embodiment, afterbody positioner includes mounting plate, backup pad, guide rail, and the backup pad is directly or indirectly installed in mounting plate, and the deflector passes through guide rail slidable ground to be installed in the backup pad.
According to the utility model relates to an embodiment, many main bars photovoltaic cell pieces and solder strip positioning device include robot pendulum piece mechanism, and robot pendulum piece mechanism is used for fixing a position pendulum piece to many main bars photovoltaic cell pieces.
According to the utility model discloses an embodiment, many main grid photovoltaic cell pieces and solder strip positioning device include cutting device, and cutting device is used for cutting off the solder strip.
Compared with the prior art, the technical scheme has the following advantages:
the utility model provides a many main grids photovoltaic cell piece with weld and take positioning device to pass through the clamping jaw centre gripping that the front end dragged positioner and weld behind the area front end rethread first actuating mechanism drive slide mechanism and remove to drive the clamping jaw and pull predetermined distance to welding the area from welding and taking transmission line position, then weld the area and cut off the back through cutting device, the afterbody of welding the area falls into afterbody positioner's guide way and carries on spacingly, second power unit drive guide block with press from both sides tight piece and move in opposite directions, thereby will fall into the welding of guide way and take the clamp tightly. After the welding strip is clamped and fixed, the position of the welding strip is fixed and is not easy to change. Subsequently, the multi-main-grid photovoltaic cell piece is placed and positioned, so that the grid lines of the multi-main-grid photovoltaic cell piece are aligned to the welding strip, the front end of the welding strip is released through the clamping jaw, the guide block and the clamping block are driven through the second power mechanism to release the tail of the welding strip, and therefore the welding strip is aligned to the multi-main-grid photovoltaic cell piece and placed on the multi-main-grid photovoltaic cell piece, and the alignment and the positioning of the multi-main-grid photovoltaic cell piece and the welding strip. The utility model provides a many main bars photovoltaic cell piece and weld and take fixed that positioning device can be fine and weld the area for the area is difficult to take place the displacement to the welding, and the position can not change easily, and the pendulum piece position of adjusting many main bars photovoltaic cell piece through the position of fixed area of welding moreover realizes the location of the two, and this kind of mode is compared in traditional locate mode more accurate, and it is better to ensure the series welding effect of battery piece in the follow-up production technology, reduces grid line resistance, thereby increases photoelectric conversion efficiency.
Drawings
Fig. 1 is a top view of a multi-main-grid photovoltaic cell and solder strip positioning apparatus provided by an embodiment of the present invention;
fig. 2 is a top view of a positioning device pulled by the front end of a multi-main-grid photovoltaic cell and solder strip positioning device provided by an embodiment of the present invention;
fig. 3 is a schematic perspective view of a positioning device at the tail of a multi-main-grid photovoltaic cell and solder strip positioning device provided by an embodiment of the present invention;
fig. 4 is a side view of the caudal positioning device shown in fig. 3.
Detailed Description
The following description is only intended to disclose the invention so as to enable any person skilled in the art to practice the invention. The embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other arrangements without departing from the spirit and scope of the invention.
As shown in fig. 1, the utility model provides a many main bars photovoltaic cell piece and solder strip positioning device for fix a position these two of many main bars photovoltaic cell piece and solder strip in making battery pack in-process, so that weld the series connection to these two again in the subsequent handling. Specifically, the multi-main-grid photovoltaic cell piece and solder strip positioning device comprises a front end pulling positioning device 10 and a tail end positioning device 20.
The front end pulling and positioning device 10 comprises a first power mechanism 11, a sliding mechanism 12 and a clamping jaw 13. The clamping jaw 13 is mounted on the sliding mechanism 12, and the clamping jaw 13 is operable to clamp or release the leading end of the welding strip. The first power mechanism 11 drives the sliding mechanism 12 to slide, so that the clamping jaw 13 clamping the front end of the welding strip pulls the welding strip for a preset distance, or the clamping jaw 13 releases the front end of the welding strip and then completely separates from the welding strip.
Further, the first power mechanism 11 is a motor. In other embodiments, the first power mechanism 11 may be another suitable power mechanism, for example, the first power mechanism 11 is a cylinder.
The sliding mechanism 12 includes a slide rail 121 and an adjustable cantilever 122, the adjustable cantilever 122 is slidably mounted on the slide rail 121, and the clamping jaw 13 is mounted on the adjustable cantilever 122. Under the driving of the first power mechanism 11, the adjustable cantilever 122 slides along the slide rail 121, so that the adjustable cantilever 122 drives the clamping jaw 13 to slide along the slide rail 121.
The front end pull positioning device 10 also includes a jaw plate 14, and the jaws 13 are mounted to the adjustable cantilever arms 122 of the slide mechanism 12 via the jaw plate 14. The number of the clamping jaws 13 is multiple, and all the clamping jaws 13 are sequentially arranged on the clamping jaw bottom plate 14 so as to clamp a plurality of welding strips at one time, so that the production efficiency is improved.
The tail positioning device 20 includes a guide plate 21, a second power mechanism 22, a plurality of guide blocks 23, and a plurality of clamping blocks 24. The guide plate 21 is provided with a plurality of spaced guide grooves 2101, and one guide block 23 and one clamping block 24 are oppositely disposed at one end of each guide groove 2101. That is, the number of the guide blocks 23 and the clamping blocks 24 is uniform and corresponds to one another, and each of the guide blocks 23 and one of the clamping blocks 24 is oppositely disposed at one end of one of the guide slots 2101. For one guide groove 2101, the guide block 23 and the clamping block 24 are located at both side edges of the same end of the guide groove 2101, respectively. Since all the guide grooves 2101 are arranged in parallel at intervals, all the guide blocks 23 and the gripping blocks 24 are located at the same end of the guide grooves 2101. After the solder ribbon held by the leading end pull positioning device 10 is cut by the cutting device, the tail of the solder ribbon falls into the guide groove 2101 of the guide plate 21. The second power mechanism 22 drives the guide blocks 22 and the clamping blocks 23 to move towards or away from each other to clamp or release the solder strip in the corresponding guide slot 2101, so that the solder strip and the multi-master-grid photovoltaic cell are aligned.
The second power mechanism 22 is a cylinder. In other embodiments, the second power mechanism 22 may be another suitable power mechanism, for example, the second power mechanism 22 is a motor.
The tail positioning device 20 further includes a mounting base plate 25, a support plate 26, and a guide rail 27, the support plate 26 is directly or indirectly vertically mounted to the mounting base plate 25, and the guide plate 21 is slidably mounted to the support plate 26 through the guide rail 27. The number of the supporting plates 26 is two, the two supporting plates 26 are respectively vertically erected on the two side edges of the mounting base plate 25, and the two side edges of the guide plate 21 are respectively erected on the tops of the two supporting plates 26. Thus, the guide plate 21 slides along the guide rail 24 under the driving of the second power mechanism 22.
The tail positioning device 20 further includes a buffer 28, and the buffer 28 is mounted to the guide plate 21 through a buffer mounting plate to adjust a clamping position of the welding belt. In practical applications, the position of clamping the solder strip by the guide block 23 and the clamping block 24 needs to be adaptively adjusted for different solder strips and different lengths of the solder strips. Therefore, the position where both the guide block 23 and the clamp block 24 clamp the solder strip can be adjusted left and right by the buffer 28 attached to the bottom of the guide plate 21.
The tail positioning mechanism further comprises two transition plates 291, a slider fixing plate 292, a plurality of positioning adjusting blocks 293, a transverse adjusting block 294, a transverse guiding mounting plate 295 and a tensioning block 296, wherein the two transition plates 291 and the slider fixing plate 292 are used for linking the fixing member of the sliding rail and the clamping block 24 of the second power mechanism 22 and the guiding block 24 so as to facilitate transverse movement. The positioning adjustment block 293 is provided with a resilient mechanism to ensure that the clamping block 24 clamps the solder strip without loosening. The lateral adjustment block 294 and the lateral guide mounting plate 295 can adjust the guide plate 21 and the entire tail positioning device 20 to move only laterally, ensuring accurate positioning of the solder strip and the battery cell. The adjustment action of the tension block 296 may pull or push the adjustment guide plate 21.
The multi-main-grid photovoltaic cell and welding strip positioning equipment further comprises a robot swinging mechanism (not shown in the figure), and the robot swinging mechanism is used for positioning and swinging the multi-main-grid photovoltaic cell.
The multi-main-grid photovoltaic cell and solder strip positioning device further comprises a solder strip transmission line 30, and the solder strip transmission line 30 is used for transmitting solder strips.
The multi-main-grid photovoltaic cell and welding strip positioning device further comprises a cutting device 40, and the cutting device 40 is used for cutting off the welding strips.
When the multi-main-grid photovoltaic cell and the welding strip positioning equipment operate, the clamping jaw 13 of the positioning device 10 is pulled at the front end to clamp the welding strip from the welding strip transmission line 30, the first power mechanism 11 drives the sliding mechanism 12 to slide, so that after the clamping jaw 13 is driven to pull the welding strip for a preset distance, the cutting device 40 cuts off the welding strip again, and the tail portions of the welding strip fall into the guide grooves 2101 of the guide plate 21 in a one-to-one correspondence mode. And the front end dragging and positioning device 10 moves to a designated position under the driving of the first power mechanism 11 in the front end dragging and positioning device 10, and after the welding strip is dragged to the designated position along with the front end dragging and positioning device, the second power mechanism 22 of the tail positioning device 20 starts to act and push out to enable the guide block 23 and the clamping block 24 which are oppositely arranged to move oppositely, so that the guide block 23 and the clamping block 24 clamp and fix the tail of the welding strip.
After the tail part of the welding strip is clamped and positioned, the robot sheet swinging mechanism is used for positioning and swinging the multi-main-grid photovoltaic cell sheet, so that the grid lines on the multi-main-grid photovoltaic cell sheet are aligned with the welding strip with two ends clamped and fixed. After the multi-main-grid photovoltaic cell swinging is completed, the clamping jaw 13 of the front end pulling and positioning device 10 is loosened to release the front end of the welding strip, and the first power mechanism 11 of the front end pulling and positioning device 10 drives the sliding mechanism 12 to drive the clamping jaw 13 to move forwards continuously for a preset distance, so that the front end of the welding strip is completely separated from the clamping jaw 13 and is positioned on a grid line of the multi-main-grid photovoltaic cell. Then, the second power mechanism 22 of the tail positioning device 20 works in the reverse direction, so that the oppositely arranged guide block 23 and the clamping block 24 move back and forth, and the tail of the welding strip in the corresponding guide groove 2101 is released, so that the tail of the welding strip is positioned on the grid line of the multi-main-grid photovoltaic cell, and thus, the positioning work of the welding strip and the multi-main-grid photovoltaic cell is completed.
For original conventional 5 bars photovoltaic cell piece positioning device, the utility model provides a many main bars photovoltaic cell piece and solder strip positioning device are more accurate to the location between the grid line of solder strip and many main bars photovoltaic cell piece, ensure that follow-up welding effect is better, reduce grid line resistance to increase photoelectric conversion efficiency.
It is to be understood by persons skilled in the art that the embodiments of the present invention described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the invention have been shown and described in the embodiments without departing from the principles of the invention, embodiments of the invention may be subject to any deformation and modification.
Claims (9)
1. A many main grid photovoltaic cell piece and solder strip positioning device which characterized in that includes:
the front end pulling and positioning device comprises a first power mechanism, a sliding mechanism and a clamping jaw, wherein the clamping jaw is installed on the sliding mechanism, and can be used for clamping or releasing the front end of the welding strip in an operable mode; the first power mechanism drives the sliding mechanism to slide so that the clamping jaw clamping the front end of the welding strip pulls the welding strip for a preset distance, or the clamping jaw releases the front end of the welding strip and then is completely separated from the welding strip;
afterbody positioner, including second power unit, deflector, a plurality of guide block and a plurality of tight piece of clamp, the deflector is equipped with a plurality of spaced guide ways, each one of them one end of guide way is equipped with one of relative setting the guide block and one press from both sides tight piece, the afterbody falls into after the solder strip is cut off through cutting device in the deflector the guide way, second power unit drive the guide block with press from both sides tight piece and move in opposite directions or carry on the back mutually and be located the correspondence with the centre gripping or release the solder strip in the guide way for solder strip and many main bars photovoltaic cell piece are aimed at.
2. The multi-main-grid photovoltaic cell and solder strip positioning apparatus of claim 1, wherein the first power mechanism is a motor and the second power mechanism is a cylinder.
3. The multi-master grid photovoltaic cell slice and solder ribbon positioning apparatus of claim 1, wherein the tail positioning device further comprises a bumper mounted to the guide plate to adjust a solder ribbon clamping position.
4. The multi-grid photovoltaic cell and solder strip positioning apparatus of claim 1, wherein the sliding mechanism comprises a slide rail and an adjustable cantilever slidably mounted to the slide rail, and the clamping jaw is mounted to the adjustable cantilever.
5. The multi-main-grid photovoltaic cell and solder strip positioning apparatus of claim 1, wherein the front-end pull positioning device comprises a jaw base plate, and the jaws are mounted to the sliding mechanism through the jaw base plate.
6. The multi-main-grid photovoltaic cell slice and solder strip positioning device as claimed in claim 5, wherein the number of the clamping jaws is multiple, and all the clamping jaws are sequentially arranged on the clamping jaw bottom plate to clamp a plurality of solder strips at one time.
7. The multi-main-grid photovoltaic cell and solder strip positioning apparatus of claim 1, wherein the tail positioning device comprises a mounting base plate, a support plate, and a guide rail, the support plate is directly or indirectly mounted to the mounting base plate, and the guide plate is slidably mounted to the support plate via the guide rail.
8. The multi-main-grid photovoltaic cell and solder strip positioning device according to any one of claims 1-7, wherein the multi-main-grid photovoltaic cell and solder strip positioning device comprises a robot pendulous piece mechanism for positioning and pendulous piece positioning of the multi-main-grid photovoltaic cell.
9. The multi-main-grid photovoltaic cell slice and solder strip positioning apparatus of any one of claims 1-7, wherein the multi-main-grid photovoltaic cell slice and solder strip positioning apparatus comprises a cutting device for cutting solder strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782962.8U CN211789068U (en) | 2020-05-12 | 2020-05-12 | Multi-main-grid photovoltaic cell and welding strip positioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782962.8U CN211789068U (en) | 2020-05-12 | 2020-05-12 | Multi-main-grid photovoltaic cell and welding strip positioning equipment |
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| CN211789068U true CN211789068U (en) | 2020-10-27 |
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| CN202020782962.8U Active CN211789068U (en) | 2020-05-12 | 2020-05-12 | Multi-main-grid photovoltaic cell and welding strip positioning equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116014033A (en) * | 2023-02-24 | 2023-04-25 | 苏州小牛自动化设备有限公司 | Battery string welding strip laying method and welding strip laying equipment |
-
2020
- 2020-05-12 CN CN202020782962.8U patent/CN211789068U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116014033A (en) * | 2023-02-24 | 2023-04-25 | 苏州小牛自动化设备有限公司 | Battery string welding strip laying method and welding strip laying equipment |
| CN116014033B (en) * | 2023-02-24 | 2023-06-23 | 苏州小牛自动化设备有限公司 | Battery string welding strip laying method and welding strip laying equipment |
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