CN217965395U - Lithium cell flexible coupling laser welding tool - Google Patents
Lithium cell flexible coupling laser welding tool Download PDFInfo
- Publication number
- CN217965395U CN217965395U CN202221428792.9U CN202221428792U CN217965395U CN 217965395 U CN217965395 U CN 217965395U CN 202221428792 U CN202221428792 U CN 202221428792U CN 217965395 U CN217965395 U CN 217965395U
- Authority
- CN
- China
- Prior art keywords
- pressing
- welding
- laser welding
- warping
- lithium battery
- Prior art date
- 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.)
- Active
Links
- 238000003466 welding Methods 0.000 title claims abstract description 87
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 30
- 230000008878 coupling Effects 0.000 title claims abstract description 21
- 238000010168 coupling process Methods 0.000 title claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 21
- 238000003825 pressing Methods 0.000 claims abstract description 67
- 238000009434 installation Methods 0.000 claims description 18
- 230000002265 prevention Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a lithium battery flexible coupling laser welding jig, including bearing assembly and proof warp compress tightly the subassembly, bearing assembly includes the bottom plate, is provided with positioning area and weld zone on the bottom plate; the anti-warping pressing assembly comprises a pressing horizontal bar, a pressing head and an anti-warping abutting piece, the pressing horizontal bar is detachably connected with the bottom plate, the pressing horizontal bar is aligned with the welding area, the pressing head and the anti-warping abutting piece are respectively arranged on the pressing horizontal bar, and a welding clearance hole is formed in the pressing head. The utility model discloses a lithium cell flexible coupling laser welding tool compresses tightly the subassembly through setting up carrier assembly and proof warp to can press through the pressure head to the welding position of flexible coupling piece and hold fixedly, simultaneously, support through proof warp and hold the piece and support to the non-welding part of flexible coupling piece and hold fixedly, so, can avoid the non-welding part perk of flexible coupling piece, improve welding process's quality from this, and can solve the perk part and arouse the potential safety hazard of battery short circuit.
Description
Technical Field
The utility model relates to a lithium cell production and processing technology field especially relates to a lithium cell flexible coupling laser welding tool.
Background
In the production process of the lithium battery, the soft connecting sheet of the lithium battery needs to be welded. The existing welding operation of the soft connecting sheet of the lithium battery is to compress and fix the soft connecting sheet and the cover plate through a clamp, so that welding processing is carried out. However, the welded lithium battery has the common problem that the soft connecting sheet is tilted, and the tilted soft connecting sheet may extrude the battery core in subsequent mounting operation, so that the battery is short-circuited, and certain potential safety hazard exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, provide one kind and can install fixedly in welding process the lithium cell, and can avoid the lithium cell flexible coupling laser welding tool of the flexible coupling piece perk after the welding.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a lithium cell flexible coupling laser welding tool includes: the battery pack positioning device comprises a bearing assembly and an anti-warping compression assembly, wherein the bearing assembly comprises a bottom plate, a positioning area and a welding area are arranged on the bottom plate, the positioning area is used for placing a battery pack, and the welding area is used for placing a soft connecting sheet on the battery pack; the anti-warping compressing assembly comprises a compressing transverse strip, a pressing head and an anti-warping abutting piece, the compressing transverse strip is detachably connected with the bottom plate, the compressing transverse strip and the welding zone are arranged in alignment, the pressing head and the anti-warping abutting piece are respectively arranged on the compressing transverse strip, and a welding position avoiding hole is formed in the pressing head; when the pressing cross bar is connected with the bottom plate, the pressing head is used for pressing, holding and fixing the welding part of the soft connecting sheet on the welding area, and the warping-proof holding piece is used for holding and fixing the part, which is not welded, of the soft connecting sheet on the welding area.
In one embodiment, the pressing cross bar is provided with a mounting hole, and the pressing head is embedded into the mounting hole.
In one embodiment, the pressure head comprises an installation part and a pressing part, the installation part is arranged in the installation hole, and the pressing part is positioned outside the installation hole.
In one embodiment, the warping-preventing pressing assembly further comprises a cover plate, the cover plate is arranged at the opening position of the mounting hole, and the cover plate is connected with the mounting portion.
In one embodiment, the cover plate is provided with a guide hole, and the guide hole is communicated with the welding avoiding hole.
In one embodiment, the load bearing assembly further comprises a raised pad disposed on the weld area.
In one embodiment, a limiting groove is formed in the welding area, and the heightening pad is arranged in the limiting groove.
In one embodiment, the carrier assembly further includes a plurality of positioning pins, each positioning pin is disposed on the base plate around the welding area, and the pressing cross bar is provided with a plurality of positioning holes corresponding to the positioning pins.
In one embodiment, the carrier assembly further comprises a plurality of side guards, each side guard being disposed on the bottom plate around the positioning region.
In one embodiment, the anti-warping abutting pieces are provided in plurality, and each anti-warping abutting piece is an adjusting bolt.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model discloses a lithium cell flexible coupling laser welding tool compresses tightly the subassembly through setting up carrier assembly and proof warp to can press the welding position of flexible coupling piece through the pressure head and hold fixedly, simultaneously, support through preventing warping and hold the piece and support to the non-welded part of flexible coupling piece and hold fixedly, so, can avoid the non-welded part perk of flexible coupling piece, improve welding process's quality from this, and can solve the perk part and arouse the potential safety hazard of battery short circuit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of a lithium battery flexible connection laser welding jig according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another view angle of the lithium battery flexible connection laser welding jig in fig. 1;
fig. 3 is a schematic structural diagram of an anti-warping compression assembly of the lithium battery flexible connection laser welding jig in fig. 1;
fig. 4 is a schematic structural diagram of the pressing head of the warping-preventing pressing assembly in fig. 3.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Referring to fig. 1, 2, 3 and 4, a lithium battery flexible connection laser welding jig 10 includes a bearing assembly 100 and a tilting prevention pressing assembly 200, where the bearing assembly 100 includes a bottom plate 110, the bottom plate 110 is provided with a positioning area 111 and a welding area 112, the positioning area 111 is used for placing a battery pack, and the welding area 112 is used for placing a flexible connection sheet on the battery pack; the warping-proof pressing assembly 200 comprises a pressing horizontal bar 210, a pressing head 220 and a warping-proof abutting piece 230, the pressing horizontal bar 210 is detachably connected with the bottom plate 110, the pressing horizontal bar 210 is aligned with the welding area 112, the pressing head 220 and the warping-proof abutting piece 230 are respectively arranged on the pressing horizontal bar 210, and the pressing head 220 is provided with a welding position avoiding hole 221; when the pressing bar 210 is connected to the bottom plate 110, the pressing head 220 is used for pressing and fixing the welding portion of the flexible connecting sheet on the welding area 112, and the anti-warping abutting piece 230 is used for abutting and fixing the non-welding portion of the flexible connecting sheet on the welding area 112.
In the welding process of the flexible connecting sheet of the lithium battery, the battery pack is firstly placed on the positioning area 111 of the bottom plate 110, the flexible connecting sheet connected with the battery pack is placed on the welding area 112, at this time, the pressing horizontal bar 210 is pressed down onto the welding area 112 in a manual driving mode or an air cylinder driving mode, and therefore the welding position of the flexible connecting sheet is pressed and fixed through the pressing head 220, and the welding position avoiding hole 221 is formed in the pressing head 220, so that the laser welding operation can be performed on the flexible connecting sheet on the welding area 112 from the welding position avoiding hole 221. When the flexible connecting sheet is subjected to laser welding, the tilting-prevention supporting piece 230 on the pressing cross bar 210 supports and fixes the non-welded part of the flexible connecting sheet, so that the non-welded part of the flexible connecting sheet can be prevented from tilting, the quality of welding processing is improved, and the potential safety hazard that the tilting part causes short circuit of the battery can be solved. The utility model discloses a lithium cell flexible coupling laser welding tool 10 compresses tightly subassembly 200 through setting up carrier assembly 100 and proof warp to can press the welding position of flexible coupling piece through pressure head 220 and hold fixedly, simultaneously, support through proof warp and hold 230 and support to the non-welded part of flexible coupling piece and hold fixedly, so, can avoid the non-welded part perk of flexible coupling piece, improve welding process's quality from this, and can solve the perk part and arouse the potential safety hazard of battery short circuit.
As shown in fig. 2, 3 and 4, in one embodiment, a mounting hole 211 is formed on the pressing horizontal bar 210, and the pressing head 220 is inserted into the mounting hole 211; the pressing head 220 comprises a mounting part 222 and a pressing part 223, the mounting part 222 is arranged in the mounting hole 211, and the pressing part 223 is positioned outside the mounting hole 211; the warping-proof pressing assembly 200 further comprises a cover plate 240, the cover plate 240 is arranged at the opening position of the mounting hole 211, the cover plate 240 is connected with the mounting portion 211, in this embodiment, the cover plate 240 is provided with a guide hole 241, and the guide hole 241 is communicated with the welding avoiding hole 221.
The pressing bar 210 is provided with a mounting hole 211 so that the pressing head 220 can be mounted and placed in an embedded manner. Specifically, pressure head 220 comprises interconnect's installation department 222 and pressure portion 223, and welding is kept away a hole 221 and is run through installation department 222 and pressure portion 223, and the aperture phase-match through the width that sets up installation department 222 and mounting hole 211, and the width that sets up pressure portion 223 is less than installation department 222 to can install installation department 222 to mounting hole 211 in, and make pressure portion 223 can bulge to the mounting hole 211 outside, can press through pressure portion 223 to the welding position of flexible coupling piece and hold fixedly from this. After the installation part 222 is placed, the cover plate 240 is installed at the opening position of the installation hole 211, and meanwhile, the cover plate 240 and the installation part 222 are fixed on the pressing cross bar 210 in a screw connection mode, so that the situation that the pressure head 220 is subjected to position deviation when being welded, pressed and fixed can be avoided, the installation mode of detachable connection can be realized, and the maintenance and replacement operation of parts are facilitated.
Referring to fig. 1, 2 and 3, in an embodiment, the carrier assembly 100 further includes a heightening pad 120, the heightening pad 120 is disposed on the welding region 112, preferably, a limiting groove is disposed on the welding region 112, and the heightening pad 120 is disposed in the limiting groove, so that the welding height of the flexible connecting sheet can be adjusted by the heightening pad 120, thereby adapting to welding structures of products with different specifications, and meanwhile, the heightening pad 120 can play a certain role in buffering and protecting when being pressed and fixed, thereby enabling the welding quality to be higher; for another example, the carrier assembly 100 further includes a plurality of positioning pins 130, each positioning pin 130 is disposed on the bottom plate 110 around the welding region 112, and the pressing cross bar 210 is provided with a plurality of positioning holes 212 corresponding to each positioning pin 130, so that the mounting position of the pressing cross bar 210 can be defined by each positioning pin 130, thereby making the pressing motion of the pressing cross bar 210 more stable; for another example, the bearing assembly 100 further includes a plurality of side baffles 140, and each side baffle 140 is disposed on the bottom plate 110 around the positioning region 111, so that the position of the battery pack on the positioning region 111 can be defined by each side baffle 140, thereby enabling the welding installation operation of the battery pack to be faster and more precise; for another example, the anti-tilting supporting pieces 230 are provided in plurality, and each anti-tilting supporting piece 230 is an adjusting bolt, so that the non-welded part of the flexible connecting sheet can be pressed and fixed by each adjusting bolt, so that the non-welded part of the flexible connecting sheet cannot tilt, and meanwhile, the position length of each adjusting bolt can be adjusted according to the time production requirement, thereby improving the adaptability of the overall welding operation.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a lithium cell flexible coupling laser welding tool which characterized in that includes:
the battery pack comprises a bearing assembly and a battery pack body, wherein the bearing assembly comprises a bottom plate, a positioning area and a welding area are arranged on the bottom plate, the positioning area is used for placing a battery pack, and the welding area is used for placing a soft connecting sheet on the battery pack; and
the anti-warping pressing assembly comprises a pressing transverse strip, a pressing head and an anti-warping abutting piece, the pressing transverse strip is detachably connected with the bottom plate and is aligned with the welding area, the pressing head and the anti-warping abutting piece are respectively arranged on the pressing transverse strip, and a welding position avoiding hole is formed in the pressing head;
when the pressing cross bar is connected with the bottom plate, the pressing head is used for pressing, holding and fixing the welding part of the soft connecting sheet on the welding area, and the warping-proof holding piece is used for holding and fixing the part, which is not welded, of the soft connecting sheet on the welding area.
2. The lithium battery flexible connection laser welding jig of claim 1, wherein the pressing cross bar is provided with a mounting hole, and the pressing head is embedded into the mounting hole.
3. The lithium battery flexible connection laser welding jig of claim 2, wherein the pressure head comprises an installation part and a pressing part, the installation part is arranged in the installation hole, and the pressing part is positioned outside the installation hole.
4. The lithium battery flexible connection laser welding jig of claim 3, wherein the tilting prevention pressing assembly further comprises a cover plate, the cover plate is arranged at the opening position of the mounting hole, and the cover plate is connected with the mounting portion.
5. The lithium battery flexible connection laser welding jig as claimed in claim 4, wherein a guide hole is formed in the cover plate, and the guide hole is communicated with the welding clearance hole.
6. The lithium battery flexible connection laser welding jig according to any one of claims 1 to 5, wherein the bearing assembly further comprises a raised pad, and the raised pad is arranged on the welding area.
7. The lithium battery flexible connection laser welding jig as claimed in claim 6, wherein a limiting groove is formed on the welding area, and the heightening pad is disposed in the limiting groove.
8. The lithium battery flexible connection laser welding jig as claimed in any one of claims 1 to 5, wherein the bearing assembly further comprises a plurality of positioning pins, each positioning pin is arranged on the base plate around the welding area, and a plurality of positioning holes corresponding to each positioning pin are formed on the pressing cross bar.
9. The lithium battery flexible connection laser welding jig according to any one of claims 1 to 5, wherein the bearing assembly further comprises a plurality of side baffles, and each side baffle is arranged on the bottom plate around the positioning area.
10. The lithium battery flexible connection laser welding jig according to any one of claims 1 to 5, wherein a plurality of warping prevention abutting pieces are provided, and each warping prevention abutting piece is an adjusting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221428792.9U CN217965395U (en) | 2022-06-09 | 2022-06-09 | Lithium cell flexible coupling laser welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221428792.9U CN217965395U (en) | 2022-06-09 | 2022-06-09 | Lithium cell flexible coupling laser welding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217965395U true CN217965395U (en) | 2022-12-06 |
Family
ID=84271048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221428792.9U Active CN217965395U (en) | 2022-06-09 | 2022-06-09 | Lithium cell flexible coupling laser welding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217965395U (en) |
-
2022
- 2022-06-09 CN CN202221428792.9U patent/CN217965395U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217965395U (en) | Lithium cell flexible coupling laser welding tool | |
| CN218745918U (en) | Welding frock is assembled to tray frame | |
| CN211828930U (en) | Battery module frame and battery module | |
| CN218396703U (en) | Battery module welding tool | |
| CN217122258U (en) | Welding positioning device for vehicle body support assembly | |
| CN216462545U (en) | Fixing clamp for battery laser welding | |
| CN215941957U (en) | Be used for welded device of lithium cell module | |
| CN101829873A (en) | Secondary welding fixture for gear-box bracket of small automobile | |
| CN214315777U (en) | Automatic welding jig for mobile phone battery PCB | |
| CN214518437U (en) | Pressing arm structure of welding fixture | |
| CN219598398U (en) | Can casket lithium cell production erection equipment | |
| CN201776583U (en) | Secondary welding fixture for bracket of small-sized automobile gearbox | |
| CN219419298U (en) | Battery box and battery pack | |
| CN214721439U (en) | Laser welding device | |
| CN216966801U (en) | Battery tray rear frame welded fastening frock | |
| CN219055399U (en) | Helmet press riveting device | |
| CN220074886U (en) | Cutter device for soft package battery | |
| CN218253645U (en) | Welding tool for large-scale welding structural part | |
| CN219214879U (en) | Vehicle radar support and vehicle | |
| CN219944529U (en) | Clamp for casting sand box | |
| CN217167185U (en) | Rim stagger correction equipment | |
| CN214684950U (en) | Automobile glasses box positioning and pressing assembly | |
| CN221023847U (en) | Loader stop device | |
| CN113828944B (en) | Laser welding jig and welding method thereof | |
| CN219900659U (en) | Groove body laser welding fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |