CN110480238B - Automatic welding tool for lithium battery - Google Patents
Automatic welding tool for lithium battery Download PDFInfo
- Publication number
- CN110480238B CN110480238B CN201910795584.9A CN201910795584A CN110480238B CN 110480238 B CN110480238 B CN 110480238B CN 201910795584 A CN201910795584 A CN 201910795584A CN 110480238 B CN110480238 B CN 110480238B
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- cover plate
- welding
- mounting groove
- groove
- upper cover
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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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention provides an automatic welding tool for a lithium battery, which comprises an upper cover plate and a lower cover plate, wherein the upper cover plate and the lower cover plate can be closed and opened, a plurality of groups of mounting grooves are arranged between the upper cover plate and the lower cover plate, each mounting groove comprises an upper mounting groove arranged on the lower side of the upper cover plate and a lower mounting groove arranged on the upper side of the lower cover plate and corresponding to the upper mounting groove, an upper clamping position is arranged in each upper mounting groove, a lower clamping position is arranged in each lower mounting groove, an upper welding hole is arranged at one side of the bottom of each upper mounting groove and corresponding to the upper clamping position, each upper welding hole extends to the upper surface of the upper cover plate, a lower welding hole is arranged at one side of the bottom of each lower mounting groove and corresponding to the lower clamping position, and each lower welding hole extends to the lower surface of the lower cover plate. The automatic welding tool for the lithium battery can solve the problem that the button type lithium ion battery is difficult to position when welding the positive and negative elastic pieces, is designed in a multi-group hole mode, realizes the simultaneous online welding of a plurality of stations, and improves the production efficiency of automatic welding.
Description
Technical Field
The invention relates to the field of lithium batteries, in particular to an automatic welding tool for a lithium battery.
Background
The button type lithium ion battery has wide application, but the contact failure problem is easy to generate by the elastic sheets contacted with the button type lithium ion battery, so the elastic sheets are welded at two stages of the battery, when the battery is used, the battery can be directly inserted and pulled, when the positive and negative inserted elastic sheets are welded, the welding process is generally manual welding or one-by-one welding by adopting a machine, the efficiency is low, the productivity is seriously insufficient, and the welding size and the quality are unstable.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an automatic welding tool for a lithium battery, which can solve the difficulty that a button type lithium battery is difficult to position when welding positive and negative elastic sheets, is designed in a multi-group hole mode, realizes the simultaneous online welding of a plurality of stations, and improves the automatic welding production efficiency.
The technical scheme adopted by the invention is as follows:
the utility model provides a lithium cell automatic weld frock, includes upper cover plate and lower apron, the upper cover plate with but the apron lid closes and opens down, the upper cover plate with be equipped with the multiunit mounting groove down between the apron, the mounting groove is corresponding with locating down the apron upside including the last mounting groove of locating the upper cover plate downside go up the lower mounting groove of mounting groove position, upward be equipped with the screens in the mounting groove, be equipped with down the screens down in the mounting groove, it is equipped with the hole that welds to go up the one side that the screens was gone up in the mounting groove bottom correspondence, it extends to go up the hole that welds the upper surface of upper cover plate, one side that the mounting groove bottom corresponds down the screens is equipped with down welds the hole, weld down the hole extend to the lower surface of apron down.
Furthermore, the upper clamping position consists of a long clamping groove and a short clamping groove, and the long clamping groove and the short clamping groove are separated by a specific interval.
Furthermore, the upper welding hole is a strip-shaped hole, and a wedge-shaped upper open part is arranged at the upper end of the upper welding hole.
Furthermore, the lower clamping position consists of two equilateral clamping grooves with equal length, and the two equilateral clamping grooves are separated by a specific interval.
Furthermore, the lower welding hole is in a shape of adding the two upper welding holes, and the lower end of the lower welding hole is provided with a wedge-shaped lower open part.
Furthermore, a hinge structure is arranged on one side between the upper cover plate and the lower cover plate.
Furthermore, the lower cover plate is provided with a first protruding positioning block on the opposite side relative to the hinge structure, the upper cover plate is provided with a first positioning groove on the position corresponding to the first positioning block on the opposite side relative to the hinge structure, and when the upper cover plate is covered with the lower cover plate, the first positioning block is embedded into the first positioning groove.
Furthermore, a plurality of second positioning blocks are evenly arranged on the upper side of the lower cover plate, second positioning grooves are formed in the positions, corresponding to the second positioning blocks, of the lower side of the upper cover plate, and when the upper cover plate is covered with the lower cover plate, the second positioning blocks are embedded into the second positioning grooves.
Furthermore, the first positioning groove is a rectangular groove, and the first positioning block is a corresponding rectangular bump; the second positioning groove is a circular groove, and the second positioning block is a corresponding cylindrical bump.
The welding device comprises welding heads and a fixing block, the number of the welding heads corresponds to the number of the mounting grooves, and the welding heads are uniformly arranged on the fixing block at intervals.
The invention has the beneficial effects that:
the automatic welding tool for the lithium battery can solve the problem that the button type lithium ion battery is difficult to position when welding the positive and negative elastic pieces, is designed in a multi-group hole mode, realizes the simultaneous online welding of a plurality of stations, and improves the production efficiency of automatic welding.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1: a perspective view of a button type lithium ion battery to be welded in the embodiment of the invention;
FIG. 2: the invention discloses an explosion view of an automatic welding tool for a lithium battery and a button type lithium ion battery;
FIG. 3: the invention discloses a perspective view of an upper cover plate of an automatic welding tool for a lithium battery;
FIG. 4: the invention discloses a top view of an upper cover plate of an automatic welding tool for a lithium battery;
FIG. 5: the invention discloses a bottom view of an upper cover plate of an automatic welding tool for a lithium battery;
FIG. 6: the invention discloses a perspective view of a lower cover plate of an automatic welding tool for a lithium battery;
FIG. 7: the invention discloses a top view of a lower cover plate of an automatic welding tool for a lithium battery;
FIG. 8: the invention discloses a bottom view of a lower cover plate of an automatic welding tool for a lithium battery;
FIG. 9: the embodiment of the invention provides a welding device of an automatic welding tool for a lithium battery.
Names and designations of parts
10. An upper cover plate; 11. mounting a mounting groove; 12. welding holes; 13. an upper open part; 14. a first positioning groove; 15. a second positioning groove; 16. a short card slot; 17. a long clamping groove; 18. clamping position is arranged; 20. a lower cover plate; 21. a lower mounting groove; 22. a lower welding hole; 23. a lower open part; 24. a first positioning block; 25. a second positioning block; 26. an equilateral card slot; 28. lower clamping position; 31. welding a head; 32. a fixed block; 100. a button-type lithium ion battery; 101. an upper spring plate; 102. a lower spring plate; 201. and the shaft hole.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1-2, an embodiment of the invention discloses an automatic welding tool for a lithium battery, which includes an upper cover plate 10 and a lower cover plate 20, the upper cover plate 10 and the lower cover plate 20 can be closed and opened, a plurality of groups of mounting grooves are arranged between the upper cover plate 10 and the lower cover plate 20, the mounting grooves include an upper mounting groove 11 provided on the lower side of the upper cover plate 10 and a lower mounting groove 21 provided on the upper side of the lower cover plate 20 at a position corresponding to the upper mounting groove 11, an upper clamping position 18 is arranged in the upper mounting groove 11, a lower clamping position 28 is arranged in the lower mounting groove 21, an upper welding hole 12 is arranged at one side of the bottom of the upper mounting groove 11 corresponding to the upper clamping position 18, the upper welding hole 12 extends to the upper surface of the upper cover plate 10, one side of the bottom of the lower mounting groove 21 corresponding to the lower clamping position 28 is provided with a lower welding hole 22, and the lower welding hole 22 extends to the lower surface of the lower cover plate 20.
In this embodiment, the mounting grooves are provided with 5 sets, and it can be understood that in other embodiments, more sets of mounting grooves can be provided, which is more efficient. As shown in fig. 1, the button-type lithium ion battery 100 to be welded with the elastic pieces is respectively placed in the mounting grooves, and when the upper cover plate 10 and the lower cover plate 20 are closed, the lower elastic piece 102 of the battery is fixed on the lower clip 28, the battery is fixed in the mounting groove, and the upper elastic piece 101 is fixed on the upper clip 18, so that the fixation is ensured, and the dislocation cannot be caused during the subsequent welding.
In the specific operation, the upper cover plate 10 and the lower cover plate 20 are opened first, and at this time, the lower elastic sheet 102, the button-type lithium ion battery 100, and the upper elastic sheet 101 may be sequentially placed in sequence by using a manipulator or a feeding tray, and then the upper cover plate 10 is covered for fixing, and finally, the welding of the welding head 31 is waited.
In a specific embodiment, the upper stopper 18 is composed of a long stopper 17 and a short stopper 16, and the long stopper 17 and the short stopper 16 are separated by a specific interval. Further, the upper welding hole 12 is a long hole, and a wedge-shaped upper opening portion 13 is disposed at the upper end of the upper welding hole 12. The upper opening 13 is provided to facilitate positioning and to facilitate insertion of the bonding head 31 into the upper bonding hole 12.
In a specific embodiment, the lower clip 28 is composed of two equal-length equilateral slots 26, and the two equal-length equilateral slots 26 are separated by a specific interval. Further, the lower welding hole 22 is formed in a shape in which the two upper welding holes 12 are added, and a lower end of the lower welding hole 22 is provided with a wedge-shaped lower opening portion 23. Similarly, the lower opening 23 is provided to facilitate positioning, so that the welding head 31 can be more easily inserted into the lower welding hole 22.
It can be understood that the structure of the upper and lower detents 18 and 28 is determined by the structure of the upper and lower elastic sheets 101 and 102, and in the present embodiment, the structure of the upper and lower detents 18 and 28 designed by the upper and lower elastic sheets 101 and 102 has a better fixing effect on the upper and lower elastic sheets 101 and 102.
Further, the welding device comprises welding heads 31 and fixing blocks 32, the number of the welding heads 31 corresponds to the number of the mounting grooves, and the welding heads 31 are uniformly arranged on the fixing blocks 32 at intervals. In this embodiment, the welding device is provided with two sets of welding holes which are respectively and simultaneously inserted from the upper side of the upper cover plate 10 to weld the upper elastic sheet 101 and pulled from the lower side of the lower cover plate 20 to weld the lower elastic sheet 102, and the welding is performed synchronously from top to bottom, so that the production efficiency is highest.
Further, a hinge structure is arranged on one side between the upper cover plate 10 and the lower cover plate 20 for hinge connection. Specifically, the hinge structure is composed of shaft holes 201 and independent rotating shafts, wherein the shaft holes 201 are respectively arranged on the side edge of the upper cover plate 10 and the side edge of the lower cover plate 20 in a staggered manner, and the rotating shafts penetrate into the shaft holes 201 in sequence, so that the purpose that the upper cover plate 10 and the lower cover plate 20 can rotate around the rotating shafts is achieved.
Further, the lower cover plate 20 is provided with a first positioning block 24 protruding from the opposite side of the hinge structure, the upper cover plate 10 is provided with a first positioning groove 14 corresponding to the first positioning block 24 on the opposite side of the hinge structure, and when the upper cover plate 10 is covered with the lower cover plate 20, the first positioning block 24 is inserted into the first positioning groove 14.
Further, a plurality of second positioning blocks 25 are uniformly arranged on the upper side of the lower cover plate 20, second positioning grooves 15 are formed in the positions, corresponding to the second positioning blocks 25, of the lower side of the upper cover plate 10, and when the upper cover plate 10 is covered with the lower cover plate 20, the second positioning blocks 25 are embedded into the second positioning grooves 15.
Furthermore, the first positioning slot 14 is a rectangular slot, and the first positioning block 24 is a corresponding rectangular bump; the second positioning slot 15 is a circular groove, and the second positioning block 25 is a corresponding cylindrical protrusion.
It should be noted that the second positioning block 25 and the second positioning groove 15 form an Z, Y bidirectional positioning structure, so that the Y direction does not deviate when the upper cover plate 10 is covered, the upper elastic sheet 101 is aligned with the upper clip 18, and the X direction position can be slightly adjusted at this time; the first positioning block 24 and the first positioning groove 14 form an Z, X, Y three-way positioning structure, and are finally fixed and positioned, and after matching, a predetermined relative position is reached, so that the dislocation deviation is small, and the positioning precision is ensured.
In conclusion, the automatic welding tool for the lithium battery can solve the difficulty that the positive and negative elastic sheets are not easy to position when the button-type lithium ion battery 100 is welded, is designed in a multi-group hole mode, realizes the simultaneous online welding of a plurality of stations, and improves the automatic welding production efficiency.
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. An automatic welding tool for a lithium battery is characterized by comprising an upper cover plate and a lower cover plate, wherein the upper cover plate and the lower cover plate can be closed and opened, a plurality of groups of mounting grooves are arranged between the upper cover plate and the lower cover plate, each mounting groove comprises an upper mounting groove arranged on the lower side of the upper cover plate and a lower mounting groove arranged on the upper side of the lower cover plate and corresponding to the position of the upper mounting groove, an upper clamping position is arranged in each upper mounting groove, a lower clamping position is arranged in each lower mounting groove, an upper welding hole is arranged at one side of the bottom of each upper mounting groove and corresponding to the upper clamping position, each upper welding hole extends to the upper surface of the upper cover plate, a lower welding hole is arranged at one side of the bottom of each lower mounting groove and corresponding to the lower clamping position, each lower welding hole extends to the lower surface of the lower cover plate, each upper clamping position consists of a long clamping groove and a short clamping groove, and the long clamping grooves and the short clamping grooves are separated by specific intervals, the lower clamping position is composed of two equilateral clamping grooves with equal length, the two equilateral clamping grooves are separated by a specific interval, a hinge structure is arranged on one side between the upper cover plate and the lower cover plate, the lower cover plate is provided with a first raised locating block on the opposite side relative to the hinge structure, a first locating groove is arranged on the position of the upper cover plate corresponding to the first locating block on the opposite side relative to the hinge structure, when the upper cover plate is covered with the lower cover plate, the first locating block is embedded into the first locating groove, a plurality of second locating blocks are uniformly arranged on the upper side of the lower cover plate, a second locating groove is arranged on the position of the lower side of the upper cover plate corresponding to the second locating block, when the upper cover plate is covered with the lower cover plate, the second locating block is embedded into the second locating groove, the first locating groove is arranged into a rectangular groove, the first positioning block is set as a corresponding rectangular bump; the second positioning groove is a circular groove, and the second positioning block is a corresponding cylindrical bump.
2. The automatic welding tool for the lithium battery as claimed in claim 1, wherein the upper welding hole is a strip-shaped hole, and a wedge-shaped upper open part is arranged at the upper end of the upper welding hole.
3. The automatic welding tool for the lithium battery as claimed in claim 2, wherein the lower welding hole is formed in a shape that two upper welding holes are added, and a wedge-shaped lower open part is formed at the lower end of the lower welding hole.
4. The automatic welding tool for the lithium battery as claimed in claim 1, further comprising a welding device, wherein the welding device comprises welding heads and a fixing block, the number of the welding heads corresponds to the number of the mounting grooves, and the welding heads are uniformly arranged on the fixing block at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795584.9A CN110480238B (en) | 2019-08-27 | 2019-08-27 | Automatic welding tool for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795584.9A CN110480238B (en) | 2019-08-27 | 2019-08-27 | Automatic welding tool for lithium battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110480238A CN110480238A (en) | 2019-11-22 |
| CN110480238B true CN110480238B (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910795584.9A Active CN110480238B (en) | 2019-08-27 | 2019-08-27 | Automatic welding tool for lithium battery |
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| CN (1) | CN110480238B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496622A (en) * | 2020-11-05 | 2021-03-16 | 天津恒天新能源汽车研究院有限公司 | Flexible electric core welding tool |
| CN113664404B (en) * | 2021-08-23 | 2023-01-24 | 中国工程物理研究院化工材料研究所 | Multi-welding-point automatic pulse hot-pressing reflow soldering tool |
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| CN209157529U (en) * | 2018-12-17 | 2019-07-26 | 武汉容芯能动电气有限公司 | A kind of super capacitor module welding tooling and its location structure |
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| CN202240248U (en) * | 2011-05-25 | 2012-05-30 | 施世伟 | Bridge welding fixture for batteries |
| CN102554538A (en) * | 2012-02-15 | 2012-07-11 | 杭州万好万家动力电池有限公司 | Welding fixture of full-automatic resistance welder for circular lithium ion battery |
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