CN219520269U - Bending circulation line clamp structure for negative electrode connecting sheet - Google Patents
Bending circulation line clamp structure for negative electrode connecting sheet Download PDFInfo
- Publication number
- CN219520269U CN219520269U CN202320716791.2U CN202320716791U CN219520269U CN 219520269 U CN219520269 U CN 219520269U CN 202320716791 U CN202320716791 U CN 202320716791U CN 219520269 U CN219520269 U CN 219520269U
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- plate
- battery
- cover plate
- positioning
- jig bracket
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- 238000005452 bending Methods 0.000 title claims abstract description 18
- 238000003825 pressing Methods 0.000 claims abstract description 47
- 238000005056 compaction Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of circulating line clamp structures, in particular to a negative electrode connecting piece bending circulating line clamp structure, wherein the front end of a jig bracket is connected with a front baffle plate in a sliding manner, and the front baffle plate is used for elastically pressing the front end face of a battery; the rear end of the jig bracket is connected with a connecting plate in a sliding way; a rear spring is connected between the connecting plate and the jig bracket; a cover plate positioning assembly for positioning the cover plate and a second back baffle for pressing the cover plate on the battery are fixed on the connecting plate; the jig bracket is connected with a battery side positioning assembly which can clamp the surfaces of two sides of the battery simultaneously in a sliding manner; a follow-up assembly is connected between the second rear baffle and the battery side positioning assembly; a backstop spring is connected between the second backstop and the jig bracket. When the utility model is used, the structure of the whole equipment is simplified, and the cover plate and the battery are positioned at the same time, so that the alignment degree of the cover plate and the battery and the production efficiency of the battery are improved.
Description
Technical Field
The utility model relates to the technical field of circulating line clamp structures, in particular to a negative electrode connecting sheet bending circulating line clamp structure.
Background
In the processing process of the blade battery, after the cover plate is connected and fixed with the connecting sheet, the battery cover plate needs to be welded and fixed on the shell; making the cell a complete sealed structure.
Every surface of current blade battery cell and every face location of apron all need accomplish to press from both sides tightly through the flexible of an cylinder, consequently when entering into welded station, need a plurality of cylinders with battery clamping location, and a plurality of cylinders are with the apron push up to the battery for the negative pole connection piece is bent, and makes the battery apron fix a position on the battery.
The jig with the structure has the following defects: 1. when the battery jig reaches the welding station, a plurality of cylinders are required to drive, the battery is positioned on the jig, and the battery cover plate is positioned on the battery, so that a plurality of power sources are required, and the structure of the whole equipment is more complex.
2. The positioning structure of the battery cover plate and the positioning structure of the battery have no mutual positioning structure, so that the positioning of the cover plate and the battery is inaccurate, dislocation phenomenon easily occurs when the cover plate is pushed into the battery, and the quality of the battery is affected.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings of the prior art and provide a clamp structure of a bending circulation line of a negative electrode connecting sheet.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model relates to a negative electrode connecting piece bending circulation line clamp structure, which comprises a jig bracket and a carrier plate fixed on the jig bracket; the front end of the jig bracket is connected with a front baffle plate in a sliding manner, and the front baffle plate is used for elastically pressing the front end face of the battery; the rear end of the jig bracket is connected with a connecting plate in a sliding manner; a rear spring is connected between the connecting plate and the jig bracket; a cover plate positioning assembly for positioning the cover plate and a second rear baffle plate for pressing the cover plate on the battery are fixed on the connecting plate; the jig bracket is connected with a battery side positioning assembly in a sliding manner, and the battery side positioning assembly can clamp the surfaces of two sides of a battery at the same time; a follow-up assembly is connected between the second rear baffle and the battery side positioning assembly; a backstop spring is connected between the second backstop and the jig bracket.
Further, a front sliding plate is fixed on the front baffle; a front guide rail is fixed on the jig bracket; the bottom of the front sliding plate is fixedly provided with a front sliding block which is in sliding connection with the front guide rail; a front spring is connected between the front sliding plate and the jig bracket.
Further, a first guide rail and a second guide rail are fixed on the connecting plate; the first guide rail and the second guide rail are both connected with a connecting plate sliding block in a sliding way; the connecting plate slide block is fixed on the jig bracket.
Further, the battery side positioning assembly consists of two side pressing plates symmetrically arranged on two sides of the carrier plate; a side positioning guide rail is fixed on the jig bracket; the lateral pressing plate is fixedly provided with a lateral sliding block which is in sliding connection with the lateral positioning guide rail; the follower assembly is connected between the side pressure plate and the second rear baffle; the side pressing plate is connected with a clamping follower wheel; a transverse spring is connected between the side pressing plate and the jig bracket.
Further, a wedge block is arranged on the side pressing plate; the second rear baffle is connected with a rear baffle follower wheel; the body of the rear-guard follower wheel is abutted against the inclined surface of the wedge-shaped block.
Further, the cover plate positioning assembly consists of two cover plate positioning blocks; the cover plate positioning block is fixed on the connecting plate; the cover plate positioning block is provided with a rectangular positioning frame; an opening is formed in one edge of the rectangular positioning frame; the two openings are arranged oppositely.
Further, a pressing component for pressing the battery down on the carrier plate is arranged on the jig support.
Further, the compressing assembly consists of two compressing modules symmetrically arranged on two sides of the carrier plate; the compressing module comprises a compressing cylinder with one end hinged on the jig bracket; the other end of the compaction cylinder is connected with an upper pressing block; the upper pressing block is hinged on the jig bracket.
Further, two sides of the carrier plate are provided with clamping jaw passing grooves for extending into the clamping jaws;
further, cushion blocks are arranged on the surfaces of the front baffle, the side pressing plate and the second rear baffle.
After the structure is adopted, the utility model has the beneficial effects that: according to the bending circulation line clamp structure for the negative electrode connecting sheet, when the clamp structure is used, the battery side positioning assembly positions two sides of a battery and positions two sides of a cover plate when the battery side positioning assembly positions two sides of the battery, the jig support can be conveyed to a designated station on a conveying line, the clamping opening assembly pushes the battery side positioning assembly to open outwards, and the battery side positioning assembly drives the second back baffle and the cover plate positioning assembly to open outwards, so that the battery has enough space to be placed on the surface of the carrier plate; the battery after the negative electrode connecting sheet is connected with the cover plate is conveyed to the surface of the carrier plate by the manipulator; the opening clamp assembly loosens the battery side positioning assembly to move, the battery side positioning assembly clamps and positions two sides of the battery, the two sides of the cover plate are also positioned, meanwhile, the battery side positioning assembly drives the second back baffle to move through the follow-up assembly, the connecting plate and the cover plate positioning assembly move together, the battery is clamped back and forth by the second back baffle in cooperation with the front baffle, the cover plate is clamped into the cover plate positioning assembly and moves towards the battery, the cover plate is embedded into the battery, and the back baffle spring is used for resetting the second back baffle, so that when the opening clamp assembly is not contacted with the battery side positioning assembly, the second back baffle is tightened inwards, and the cover plate is positioned, oriented and clamped on the battery; in the structure, after the opening clamp assembly is loosened, the battery side positioning assembly automatically resets to clamp the battery, and the follow-up assembly drives the second rear baffle to move, so that the cover plate positioning assembly connected to the connecting plate resets; the automatic positioning of the battery on the carrier plate can be realized by one power mechanism, in addition, in the battery positioning process, the cover plate can be positioned and aligned on the battery, the negative electrode connecting sheet is bent when the cover plate covers the battery, the structure of the whole device is simplified, the cover plate and the battery are positioned at the same time, and the alignment degree of the cover plate and the battery and the production efficiency of the battery are improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is an exploded view of the attachment of the cover plate positioning assembly, the second tailgate, and the cover plate positioning block;
FIG. 4 is a block diagram of a fixture bracket and carrier plate connection;
FIG. 5 is a block diagram of a cover plate positioning block;
reference numerals illustrate:
1. a front baffle; 101. a front slide plate; 102. a front slider; 103. a front rail; 104. a front spring;
2. a compacting cylinder; 201. pressing into blocks; 3. a cover plate positioning block; 301. a rectangular positioning frame;
302. an opening; 4. a second tailgate; 401. a rear-gear follower wheel; 402. a backstop spring;
5. a first guide rail; 6. a jig bracket; 7. a carrier plate; 701. passing through the clamping jaw groove; 8. a second guide rail;
9. a side pressure plate; 901. wedge blocks; 902. clamping the follower wheel; 903. a traversing slide block;
904. a traversing spring; 10. a cushion block; 11. a rear spring; 12. a side positioning guide rail; 13. and (5) connecting a plate.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the negative electrode connecting piece bending circulation line clamp structure comprises a jig bracket 6 and a carrier plate 7 fixed on the jig bracket 6; the front end of the jig bracket 6 is connected with a front baffle plate 1 for elastically pressing the front end face of the battery in a sliding manner; the rear end of the jig bracket 6 is connected with a connecting plate 13 in a sliding manner; a rear spring 11 is connected between the connecting plate 13 and the jig bracket 6; a cover plate positioning assembly for positioning the cover plate and a second rear baffle plate 4 for pressing the cover plate on the battery are fixed on the connecting plate 13; the jig bracket 6 is connected with a battery side positioning assembly in a sliding manner, and the battery side positioning assembly can clamp the surfaces of two sides of a battery at the same time; a follow-up assembly is connected between the second rear baffle 4 and the battery side positioning assembly; a backstop spring 402 is connected between the second backstop 4 and the jig bracket 6;
when the battery side positioning components are used for positioning the two sides of the battery, the two sides of the cover plate are also positioned, the jig support 6 can be conveyed to a designated station on the conveying line, the clamping opening component pushes the battery side positioning components to open outwards, and the second back baffle 4 and the cover plate positioning components are driven to open outwards, so that the battery has enough space to be placed on the surface of the carrier plate 7; the manipulator conveys the battery after the connection of the negative electrode connecting sheet and the cover plate to the surface of the carrier plate 7; the opening clamp assembly loosens the battery side positioning assembly to move, the battery side positioning assembly clamps and positions two sides of a battery, the two sides of a cover plate are also positioned, meanwhile, the battery side positioning assembly drives a second back baffle plate 4 to move through a follow-up assembly, a connecting plate 13 and the cover plate positioning assembly move together, the second back baffle plate 4 is matched with a front baffle plate 1 to clamp the battery back and forth, after the cover plate is clamped into the cover plate positioning assembly, the cover plate moves towards the direction of the battery, the cover plate is embedded into the battery, a back baffle spring 402 is used for resetting the second back baffle plate 4, so that when the opening clamp assembly is not contacted with the battery side positioning assembly, the second back baffle plate 4 is tightened inwards, and the cover plate is positioned, oriented and clamped on the battery; in the structure, after the clamping opening assembly is loosened, the battery side positioning assembly automatically resets to clamp the battery, and the follow-up assembly drives the second rear baffle 4 to move, so that the cover plate positioning assembly connected to the connecting plate 13 resets; the automatic positioning of the battery on the carrier plate 7 can be realized by one power mechanism, in addition, in the battery positioning process, the cover plate can be positioned and aligned on the battery, the negative electrode connecting sheet is bent when the cover plate covers the battery, the structure of the whole device is simplified, the cover plate and the battery are positioned at the same time, and the alignment degree of the cover plate and the battery and the production efficiency of the battery are improved.
As a preferable mode of the present utility model, a front sliding plate 101 is fixed on the front baffle 1; a front guide rail 103 is fixed on the jig bracket 6; a front slider 102 in sliding connection with a front guide rail 103 is fixed at the bottom of the front sliding plate 101; a front spring 104 is connected between the front slide plate 101 and the jig bracket 6; the front spring 104 is in a stretched state in a normal state, and the front baffle 1 can be elastically pressed on the front end surface of the battery by the tension of the front spring 104 to the front slide plate 101.
As a preferable mode of the present utility model, the first guide rail 5 and the second guide rail 8 are fixed on the connecting plate 13; the first guide rail 5 and the second guide rail 8 are both connected with a connecting plate sliding block in a sliding way; the connecting plate slide block is fixed on the jig bracket 6; the sliding connection of the connecting plate 13 and the jig bracket 6 is realized through the connecting plate sliding block, the first guide rail 5 and the second guide rail 8.
As a preferred mode of the present utility model, the battery side positioning assembly is composed of two side press plates 9 symmetrically arranged at both sides of the carrier plate 7; a side positioning guide rail 12 is fixed on the jig bracket 6; a traversing slider 903 which is in sliding connection with the side positioning guide rail 12 is fixed on the side pressing plate 9; the follower assembly is connected between the side pressure plate 9 and the second rear baffle 4; the side pressure plate 9 is connected with a clamping follower wheel 902; a transverse spring 904 is connected between the side pressing plate 9 and the jig bracket 6; the sideslip spring 904 is used for resetting the side pressing plate 9, so that when the clamping follower 902 does not have clamp opening contact, the side pressing plate 9 is tightened inwards, and the purpose of automatically clamping the battery and the cover plate is achieved; the opening and clamping assembly is a jacking mechanism (not shown in the figure), the top of the jacking mechanism is connected with an inclined block, the inclined block is mutually extruded with the wheel body of the clamping follower 902, the side pressing plate 9 is pushed to slide along the side positioning guide rail 12, and the moving side pressing plate 9 is pushed to drive the second rear baffle 4 and the cover plate positioning assembly to move through the follower assembly.
As a preferable mode of the present utility model, the side pressure plate 9 is provided with a wedge block 901; a rear baffle follower wheel 401 is connected to the second rear baffle 4; the body of the rear-guard follower wheel 401 is abutted against the inclined surface of the wedge block 901; the side pressing plate 9 pushes the rear baffle follower wheel 401 through the wedge block 901, so that the second rear baffle 4, the connecting plate 13 and the cover plate positioning assembly move together to realize linkage.
As a preferred mode of the utility model, the cover plate positioning assembly consists of two cover plate positioning blocks 3; the cover plate positioning block 3 is fixed on the connecting plate 13; the cover plate positioning block 3 is provided with a rectangular positioning frame 301; an opening 302 is arranged on one side of the rectangular positioning frame 301; the two openings 302 are arranged oppositely; two ends of the cover plate are respectively inserted into rectangular positioning frames 301 at two sides from two openings 302; three side surfaces of one end of the cover plate are abutted against three inner side surfaces of one rectangular positioning frame 301; the three side surfaces of the other end of the cover plate are abutted against the three inner side surfaces of the other rectangular positioning frame 301, and the accurate positioning of the cover plate is realized through the two rectangular positioning frames 301.
As a preferred mode of the present utility model, the fixture bracket 6 is provided with a pressing component for pressing the battery down on the carrier plate 7.
As a preferred mode of the utility model, the compressing assembly consists of two compressing modules symmetrically arranged at two sides of the carrier plate 7; the compaction module comprises a compaction cylinder 2 with one end hinged on a jig bracket 6; the other end of the compaction cylinder 2 is connected with an upper pressing block 201; the upper pressing block 201 is hinged on the jig bracket 6; the pressing cylinder 2 drives the upper pressing block 201 to rotate around the jig support 6, and one end, far away from the pressing cylinder 2, of the upper pressing block 201 is turned downwards and presses the battery on the carrier plate 7.
As a preferred mode of the utility model, two sides of the carrier plate 7 are provided with a clamping jaw passing groove 701 for extending into a clamping jaw;
as a preferred mode of the present utility model, cushion blocks 10 are provided on the surfaces of the front barrier 1, the side barrier 9 and the second rear barrier 4.
When the automatic clamping device is used, the battery side positioning assemblies are used for positioning the two sides of the battery and the two sides of the cover plate, the jig support can be conveyed to a designated station on the conveying line, and the transverse spring is used for resetting the side pressing plate, so that the side pressing plate is inwards tightened when the clamping follower wheel is not contacted with the opening clamp, and the purpose of automatically clamping the battery and the cover plate is achieved; the clamping opening assembly is a jacking mechanism, the top of the jacking mechanism is connected with an inclined block, the inclined block is mutually extruded with the wheel body of the clamping follower wheel to push the side pressing plate to slide along the side positioning guide rail, and the side pressing plate pushes the rear baffle follower wheel through the wedge-shaped block to enable the second rear baffle plate, the side pressing plate and the cover plate positioning block to move outwards to be opened together, so that a battery has enough space to be placed on the surface of the carrier plate; the battery after the negative electrode connecting sheet is connected with the cover plate is conveyed to the surface of the carrier plate by the manipulator; the lifting mechanism releases the clamping follower wheel, the side pressing plate and the cover plate positioning block reset due to the rear spring, the second rear baffle plate resets due to the rear baffle spring, the cover plate is pressed onto the battery, and the battery is pressed onto the front baffle plate; in the structure, after the opening clamp assembly is loosened, the battery side positioning assembly automatically resets to clamp the battery, and the follow-up assembly drives the second rear baffle to move, so that the cover plate positioning assembly connected to the connecting plate resets; the automatic positioning of the battery on the carrier plate can be realized by one power mechanism, in addition, in the battery positioning process, the cover plate can be positioned and aligned on the battery, the negative electrode connecting sheet is bent when the cover plate covers the battery, the structure of the whole device is simplified, the cover plate and the battery are positioned at the same time, and the alignment degree of the cover plate and the battery and the production efficiency of the battery are improved.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (10)
1. The utility model provides a negative pole connection piece circulation line anchor clamps structure of bending which characterized in that: the fixture comprises a fixture bracket (6) and a carrier plate (7) fixed on the fixture bracket (6); the front end of the jig bracket (6) is connected with a front baffle (1) for elastically pressing the front end face of the battery in a sliding manner; the rear end of the jig bracket (6) is connected with a connecting plate (13) in a sliding manner; a rear spring (11) is connected between the connecting plate (13) and the jig bracket (6); a cover plate positioning assembly for positioning the cover plate and a second rear baffle plate (4) for pressing the cover plate on the battery are fixed on the connecting plate (13); the jig bracket (6) is connected with a battery side positioning assembly in a sliding manner, and the battery side positioning assembly can clamp the surfaces of two sides of a battery at the same time; a follow-up assembly is connected between the second rear baffle (4) and the battery side positioning assembly; a backstop spring (402) is connected between the second backstop (4) and the jig bracket (6).
2. The negative electrode tab bending cycle line clamp structure according to claim 1, wherein: a front sliding plate (101) is fixed on the front baffle (1); a front guide rail (103) is fixed on the jig bracket (6); a front sliding block (102) which is in sliding connection with the front guide rail (103) is fixed at the bottom of the front sliding plate (101); a front spring (104) is connected between the front sliding plate (101) and the jig bracket (6).
3. The negative electrode tab bending cycle line clamp structure according to claim 1, wherein: a first guide rail (5) and a second guide rail (8) are fixed on the connecting plate (13); the first guide rail (5) and the second guide rail (8) are both connected with a connecting plate sliding block in a sliding way; the connecting plate slide block is fixed on the jig bracket (6).
4. The negative electrode tab bending cycle line clamp structure according to claim 1, wherein: the battery side positioning assembly consists of two side pressing plates (9) symmetrically arranged on two sides of the carrier plate (7); a side positioning guide rail (12) is fixed on the jig bracket (6); a lateral sliding block (903) which is in sliding connection with the lateral positioning guide rail (12) is fixed on the lateral pressing plate (9); the follower assembly is connected between the side pressure plate (9) and the second rear baffle (4); the side pressure plate (9) is connected with a clamping follower wheel (902); a transverse spring (904) is connected between the side pressing plate (9) and the jig bracket (6).
5. The negative electrode tab bending cycle line clamp structure according to claim 4, wherein: a wedge block (901) is arranged on the side pressure plate (9); a rear baffle follower wheel (401) is connected to the second rear baffle (4); the wheel body of the rear-guard follower wheel (401) is abutted against the inclined surface of the wedge-shaped block (901).
6. The negative electrode tab bending cycle line clamp structure according to claim 1, wherein: the cover plate positioning assembly consists of two cover plate positioning blocks (3); the cover plate positioning block (3) is fixed on the connecting plate (13); the cover plate positioning block (3) is provided with a rectangular positioning frame (301); one side of the rectangular positioning frame (301) is provided with an opening (302); the two openings (302) are arranged oppositely.
7. The negative electrode tab bending cycle line clamp structure according to claim 1, wherein: the jig bracket (6) is provided with a pressing component for pressing the battery down on the carrier plate (7).
8. The negative electrode tab bending cycle line clamp structure of claim 7, wherein: the compressing assembly consists of two compressing modules symmetrically arranged on two sides of the carrier plate (7); the compaction module comprises a compaction cylinder (2) with one end hinged on the jig bracket (6); the other end of the compaction cylinder (2) is connected with an upper pressing block (201); the upper pressing block (201) is hinged on the jig bracket (6).
9. The negative electrode tab bending cycle line clamp structure according to claim 1, wherein: and the two sides of the carrier plate (7) are respectively provided with a clamping jaw passing groove (701) for extending into the clamping jaw.
10. The negative electrode tab bending cycle line clamp structure according to claim 4, wherein: cushion blocks (10) are arranged on the surfaces of the front baffle plate (1), the side pressure plate (9) and the second rear baffle plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320716791.2U CN219520269U (en) | 2023-04-04 | 2023-04-04 | Bending circulation line clamp structure for negative electrode connecting sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320716791.2U CN219520269U (en) | 2023-04-04 | 2023-04-04 | Bending circulation line clamp structure for negative electrode connecting sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219520269U true CN219520269U (en) | 2023-08-15 |
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ID=87628515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320716791.2U Active CN219520269U (en) | 2023-04-04 | 2023-04-04 | Bending circulation line clamp structure for negative electrode connecting sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219520269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025039556A1 (en) * | 2023-08-24 | 2025-02-27 | 海目星激光科技集团股份有限公司 | Tab bending module and control method therefor |
-
2023
- 2023-04-04 CN CN202320716791.2U patent/CN219520269U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025039556A1 (en) * | 2023-08-24 | 2025-02-27 | 海目星激光科技集团股份有限公司 | Tab bending module and control method therefor |
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