CN114734182A - Positive terminal and positive cap welding jig for full-lug battery - Google Patents
Positive terminal and positive cap welding jig for full-lug battery Download PDFInfo
- Publication number
- CN114734182A CN114734182A CN202210240421.6A CN202210240421A CN114734182A CN 114734182 A CN114734182 A CN 114734182A CN 202210240421 A CN202210240421 A CN 202210240421A CN 114734182 A CN114734182 A CN 114734182A
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- CN
- China
- Prior art keywords
- block
- cap
- positive
- full
- battery
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
-
- 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
Abstract
The invention discloses a welding clamp for a positive terminal and a positive cap of a full-tab battery, and relates to the technical field of lithium battery welding. The novel battery cap pressing plate is characterized by comprising a bottom plate, wherein a V-shaped block and a first supporting block are arranged on the bottom plate, a plug bolt is arranged at the top of the first supporting block, a cap pressing plate is sleeved on the outer side of the bottom of the plug bolt, a spring is arranged between the top of the plug bolt and the cap pressing plate, a battery placing groove is arranged at the top of the V-shaped block, a cap supporting block is arranged on the side of the V-shaped block in a sliding mode, and a cap placing groove is formed in the cap supporting block. The welding fixture provided by the invention realizes the balance of positioning precision and shell surface quality by adopting a method of adjusting the restraining force.
Description
Technical Field
The invention relates to the technical field of lithium battery welding, in particular to a welding clamp for a positive terminal and a positive cap of a full-lug battery.
Background
The lithium ion battery shell has a relatively thin wall, which causes problems of relatively low strength and relatively poor rigidity, and the positive electrode terminal metal sheet also has problems of relatively low strength and relatively poor rigidity. However, the welding quality of the positive electrode cap and the positive electrode terminal has a great influence on the performance of the lithium ion battery, and therefore the welding fixture for the positive electrode terminal and the positive electrode cap needs to ensure the position accuracy of the positive electrode cap and the positive electrode terminal. This requires that the lithium ion battery manufacturer design the welding jig by considering not only the positioning accuracy of the positive electrode cap and the positive electrode terminal, but also the strength and rigidity of the cap, the positive electrode terminal, and the case, and therefore, a higher requirement is placed on the design of the positive electrode cap, the positive electrode terminal, and the case. The conventional mechanical limiting mode is that the limiting force is increased, the force of the limiting force is often uncontrollable, the welding precision of the positive terminal and the positive cap is ensured mainly by increasing the radial limiting force of the shell and the axial limiting force of the positive terminal and the positive cap, but the surface of the shell is not damaged and the reasonable welding precision is reached while the limiting precision is ensured.
Disclosure of Invention
The invention mainly aims to provide a welding clamp for a positive terminal and a positive cap of a full-lug battery, which aims to solve the problems in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a full utmost point ear is anodal terminal and anodal block welding jig for battery, includes the bottom plate, be equipped with V type piece and first supporting block on the bottom plate, first supporting block top is equipped with the stopper and beats the bolt, the block clamp plate is established to the bottom outside cover that the bolt was beaten to the stopper, the stopper is beaten and is equipped with the spring between bolt top and the block clamp plate, V type piece top is equipped with the battery standing groove, and the lateral part slides and sets up the block supporting shoe, be equipped with the block standing groove on the block supporting shoe.
Furthermore, a first sliding groove is formed in the side portion of the V-shaped block, a first sliding block is arranged in the first sliding groove in a sliding mode, a connecting plate is fixedly arranged at the exposed end of the first sliding block, and the connecting plate is supported and arranged at the bottom of the cap supporting block.
Furthermore, a second sliding groove is formed in the top of the connecting plate, a second sliding block is arranged in the second sliding groove in a sliding mode, and the top of the second sliding block is fixedly connected with the cap supporting block.
Furthermore, a first cushion block is arranged between the first supporting block and the cap pressing plate.
Furthermore, a second supporting block is further arranged on the bottom plate, a plug bolt is arranged at the top of the second supporting block, a shell pressing plate is sleeved on the outer side of the bottom of the plug bolt, and a spring is arranged between the top of the plug bolt and the shell pressing plate.
Further, the second supporting block is located on one side, away from the first supporting block, of the V-shaped block.
Furthermore, a fixing block is arranged on one side, close to the V-shaped block, of the second supporting block, and a guide shaft is arranged on one side, far away from the second supporting block, of the fixing block.
Furthermore, a second cushion block is arranged between the second supporting block and the shell pressing plate.
Furthermore, the number of the first supporting blocks is two, and a first handle is connected between the two first supporting blocks.
Furthermore, a second handle is further arranged on the bottom plate.
Compared with the prior art, the invention has the following beneficial effects:
the positive terminal and the positive cap are axially positioned by utilizing the cap supporting block and the cap pressing plate, the spring is arranged between the plugging bolt and the cap pressing plate, and the axial constraint force of the positive cap and the positive terminal is linearly adjustable by selecting the springs with different elastic coefficients and the initial compression amount of the spring, so that an ideal welding state is obtained; utilize V type piece and casing clamp plate to carry out radial positioning to lithium battery case, fill in and beat the spring that is equipped with between bolt and the casing clamp plate for through the spring and the initial compression of spring of selecting different elastic coefficient, make the radial constraint power linearity to lithium battery case adjustable, thereby obtain the spacing precision of ideal and do not harm lithium battery case surface quality again simultaneously. The clamp adopts a method of adjusting the constraint force to realize the balance of positioning precision and shell surface quality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a partial enlarged view of the present invention at A.
Fig. 3 is another angle structure diagram of the present invention.
FIG. 4 is an exploded view of the V-block of the present invention.
Fig. 5 is a top view of the present invention.
FIG. 6 is a cross-sectional view taken at A-A of the present invention.
FIG. 7 is a cross-sectional view taken at B-B of the present invention.
The battery pack comprises a base plate 1, a 2-V-shaped block 21, a battery placing groove 22, a cap supporting block 23, a cap placing groove 24, a first sliding groove 25, a first sliding block 3, a first supporting block 31, a first cushion block 4, a cap pressing plate 5, a plug bolt 51, a spring 6, a connecting plate 61, a second sliding groove 62, a second sliding block 7, a second supporting block 71, a fixing block 72, a guide shaft 73, a second cushion block 8, a shell pressing plate 9, a first handle 10, a second handle 11, a lithium battery shell 12, a positive terminal 13 and a positive cap 13.
Detailed Description
The technical solution of the present invention is further illustrated by the accompanying drawings and examples.
With reference to fig. 1 to 7, the invention provides a welding fixture for a positive terminal and a positive cap for a full-tab battery, which comprises a bottom plate 1, wherein a V-shaped block 2 and a first supporting block 3 are arranged on the bottom plate 1, a plugging bolt 5 is arranged at the top of the first supporting block 3, a cap pressing plate 4 is sleeved on the outer side of the bottom of the plugging bolt 5, a spring 51 is arranged between the top of the plugging bolt 5 and the cap pressing plate 4, a battery placing groove 21 is arranged at the top of the V-shaped block 2, a cap supporting block 22 is arranged at the side in a sliding manner, and a cap placing groove 23 is arranged on the cap supporting block 22. During the use, place lithium cell shell 11 in battery standing groove 21, positive pole block 13 is placed in block standing groove 23, and positive terminal 12 is located anodal block 13 top, and both compress tightly the location by block clamp plate 4. By utilizing the spring 51 arranged between the plugging bolt 5 and the cap pressing plate 4 and selecting springs with different elastic coefficients and initial spring compression amounts, the axial constraint force of the positive cap 13 and the positive terminal 12 can be linearly adjusted, the surface quality of the positive cap 13 and the positive terminal 12 is not damaged while the limiting precision of the positive cap and the positive terminal is ensured, and therefore reasonable welding precision is achieved and an ideal welding state is obtained.
Preferably, a first sliding groove 24 is formed in the side portion of the V-shaped block 2, a first sliding block 25 is slidably arranged in the first sliding groove 24, a connecting plate 6 is fixedly arranged at the exposed end of the first sliding block 25, and the connecting plate 6 is supported and arranged at the bottom of the cap supporting block 22. The top of the connecting plate 6 is provided with a second sliding groove 61, a second sliding block 62 is arranged in the second sliding groove 61 in a sliding manner, and the top of the second sliding block 62 is fixedly connected with the cap supporting block 22. In this embodiment, the connecting plate 6 can move in the height direction by the cooperation of the first slider 25 and the first sliding groove 24, so as to adjust the distance between the cap supporting block 22 and the cap pressing plate 4. Through the cooperation of the second slider 62 and the second sliding groove 61, the cap supporting block 22 can move on the connecting plate 6 along the length direction of the lithium battery, thereby adjusting the distance between the cap supporting block 22 and the positive terminal 12.
Preferably, a first cushion block 31 is arranged between the first supporting block 3 and the cap pressing plate 4. In this embodiment, the first pad 31 is provided with a limiting groove for limiting and fixing the cap pressing plate 4.
Preferably, the bottom plate 1 is further provided with a second supporting block 7, the top of the second supporting block 7 is provided with a stopper bolt 5, the outer side of the bottom of the stopper bolt 5 is sleeved with a shell pressing plate 8, and a spring 51 is arranged between the top of the stopper bolt 5 and the shell pressing plate 8. During the use, V type piece 2 and casing clamp plate 8 carry out radial positioning to lithium battery case 11, fill and beat and be equipped with spring 51 between bolt 5 and the casing clamp plate 8, through spring 51 and the spring 51 initial compression volume of selecting different elastic coefficient, can reach the linear adjustable to lithium battery case 11's radial constraint power to obtain the spacing precision of ideal and do not harm lithium battery case 11 surface quality again simultaneously.
Preferably, a fixing block 71 is arranged on one side of the second supporting block 7 close to the V-shaped block 2, and a guide shaft 72 is arranged on one side of the fixing block 71 away from the second supporting block 7. When the lithium battery is placed in the battery placing groove 21 at the top of the V-shaped block 2, the guide shaft 72 can be used for guiding and limiting the lithium battery.
Preferably, a second cushion block 73 is arranged between the second supporting block 7 and the shell pressing plate 8. In this embodiment, the second pad 73 is provided with a limiting groove, which plays a role of limiting and supporting the housing pressing plate 8.
Preferably, the number of the first supporting blocks 3 is two, and a first handle 9 is connected between the two first supporting blocks 3. In this embodiment, the second supporting block 7 is located on a side of the V-shaped block 2 away from the first supporting block 3. The number of the second supporting blocks 7 is one, two plugging bolts 5 are arranged on the second supporting blocks, the number of the first supporting blocks 3 is two, and one plugging bolt 5 is arranged on each first supporting block 3.
Preferably, the base plate 1 is further provided with a second handle 10, and the whole device can be moved by using the second handle 10.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (10)
1. The utility model provides a full utmost point ear is anodal terminal and anodal block welding jig for battery, a serial communication port, comprising a base plate, be equipped with V type piece and first supporting block on the bottom plate, first supporting block top is equipped with the stopper and beats the bolt, the block clamp plate is established to the bottom outside cover that the bolt was beaten to the stopper, it is equipped with the spring to fill in between bolt top and the block clamp plate to beat, V type piece top is equipped with the battery standing groove, and the lateral part slides and sets up the block supporting shoe, be equipped with the block standing groove on the block supporting shoe.
2. The positive terminal and positive cap welding fixture for the full-tab battery as claimed in claim 1, wherein a first sliding groove is formed on a side portion of the V-shaped block, a first sliding block is slidably disposed in the first sliding groove, a connecting plate is fixedly disposed on an exposed end of the first sliding block, and the connecting plate is supported and disposed at a bottom of the cap supporting block.
3. The welding fixture for the positive terminal and the positive cap of the full-tab battery as claimed in claim 2, wherein a second sliding slot is formed at the top of the connecting plate, a second sliding block is slidably disposed in the second sliding slot, and the top of the second sliding block is fixedly connected to the cap supporting block.
4. The positive terminal and positive cap welding jig for the full tab battery as claimed in claim 1, wherein a first spacer block is provided between the first support block and the cap pressing plate.
5. The positive terminal and positive cap welding fixture for the full-tab battery as claimed in claim 1, wherein the bottom plate further comprises a second supporting block, a fastening bolt is disposed at the top of the second supporting block, a casing pressing plate is sleeved outside the bottom of the fastening bolt, and a spring is disposed between the top of the fastening bolt and the casing pressing plate.
6. The positive terminal and positive cap welding jig for the full tab battery as claimed in claim 5, wherein the second support block is located at a side of the V-block away from the first support block.
7. The positive terminal and positive cap welding jig for the full-tab battery as claimed in claim 5, wherein a fixing block is provided at a side of the second supporting block close to the V-shaped block, and a guide shaft is provided at a side of the fixing block away from the second supporting block.
8. The positive terminal and positive cap welding jig for the full tab battery as claimed in claim 5, wherein a second cushion block is provided between the second support block and the casing pressing plate.
9. The positive terminal and positive cap welding jig for the full tab battery as claimed in claim 1, wherein the number of the first supporting blocks is two, and a first handle is connected between the two first supporting blocks.
10. The positive terminal and positive cap welding jig for the full tab battery as claimed in claim 1, wherein the base plate is further provided with a second handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210240421.6A CN114734182A (en) | 2022-03-10 | 2022-03-10 | Positive terminal and positive cap welding jig for full-lug battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210240421.6A CN114734182A (en) | 2022-03-10 | 2022-03-10 | Positive terminal and positive cap welding jig for full-lug battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114734182A true CN114734182A (en) | 2022-07-12 |
Family
ID=82276097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210240421.6A Pending CN114734182A (en) | 2022-03-10 | 2022-03-10 | Positive terminal and positive cap welding jig for full-lug battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114734182A (en) |
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| CN112809178A (en) * | 2021-01-29 | 2021-05-18 | 东莞市创德激光智能科技有限公司 | Lithium cell positive plate optic fibre laser galvanometer welding mechanism |
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| CN214770017U (en) * | 2021-05-12 | 2021-11-19 | 广东微电新能源有限公司 | Battery compressing clamp |
| CN215034484U (en) * | 2021-05-08 | 2021-12-07 | 深圳市迈洛克实业有限公司 | Button cell polar shell and electrode lug welded structure |
| CN215148520U (en) * | 2021-03-24 | 2021-12-14 | 山东德朗能电子有限公司 | Clamp for lithium battery assembly |
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| CN210628356U (en) * | 2019-11-04 | 2020-05-26 | 东莞市典名智能装备科技有限公司 | Cylinder battery pressure block device |
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| CN215034484U (en) * | 2021-05-08 | 2021-12-07 | 深圳市迈洛克实业有限公司 | Button cell polar shell and electrode lug welded structure |
| CN214770017U (en) * | 2021-05-12 | 2021-11-19 | 广东微电新能源有限公司 | Battery compressing clamp |
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