CN218396703U - Battery module welding tool - Google Patents
Battery module welding tool Download PDFInfo
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- CN218396703U CN218396703U CN202222438454.XU CN202222438454U CN218396703U CN 218396703 U CN218396703 U CN 218396703U CN 202222438454 U CN202222438454 U CN 202222438454U CN 218396703 U CN218396703 U CN 218396703U
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Abstract
The utility model relates to a welding jig technical field especially relates to a battery module welding frock; including frock seat and welding pressure head subassembly, the inside of frock seat is provided with upper end open-ended battery installation cavity, and the battery installation cavity can supply to treat welded battery module and install, when carrying out weldment work, installs battery module in the battery installation cavity, and welding pressure head subassembly is through setting up the pressure head module, and the upper end of pressure head module is fixed in opening one side of battery installation cavity, the lower extreme court of pressure head module the direction of battery installation cavity is extended, can press the utmost point ear of the battery module in the battery installation cavity, and then makes the utmost point ear of battery module keep leveling, because the pressure head module is provided with the welding mouth that supplies in the utmost point ear of welding equipment welding battery module, and welding equipment can directly weld the utmost point ear of battery module through the welding mouth, promotes the welding yield of battery module utmost point ear.
Description
Technical Field
The utility model belongs to the technical field of the welding jig technique and specifically relates to a battery module welding frock is related to.
Background
In recent years, with the rapid development of new energy automobile industry, new energy automobiles are more and more popular in use. The lithium battery module is one of the core components of the new energy automobile, and the requirement of the production process is very high, especially the quality and safety of the battery module production need to be ensured.
At present, in the assembling process of battery module, need weld through laser between the support plate and the utmost point ear of laminate polymer core in the battery module, in current welding process, weld on the welding position of welding machine with battery module direct placement usually, often can appear leaking welding, rosin joint, wear to weld the scheduling phenomenon, lead to battery module to weld repeatedly, greatly increased the welding cost of battery module, still can cause the battery module to scrap when serious, the yields reduces.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a battery module welding frock, solve among the prior art battery module appear leaking easily when welding utmost point ear and weld, rosin joint, wear phenomenons such as weld, lead to the higher technical problem of welding cost of battery module.
In order to achieve the technical purpose, the technical scheme of the utility model provide a battery module welding frock, include:
the welding fixture comprises a fixture seat, a welding fixture and a welding fixture, wherein a battery installation cavity with an opening at the upper end is arranged in the fixture seat and is used for accommodating a battery module to be welded;
welding pressure head subassembly, welding pressure head subassembly includes the pressure head module, the upper end of pressure head module is fixed in opening one side of battery installation cavity, the lower extreme court of pressure head module the direction of battery installation cavity extends, the pressure head module court the one end that the direction of battery installation cavity extends is used for right the utmost point ear of the battery module in the battery installation cavity is pressed, the pressure head module is provided with the welding mouth that supplies in the utmost point ear of welding equipment welding battery module.
Optionally, the welding pressure head assembly further comprises a compression spring, the pressure head module comprises a pressure head plate and a pressure head, the pressure head plate is fixed to one side of the opening direction of the battery installation cavity, a sliding through groove is formed in the surface of the pressure head plate, the upper end of the pressure head is connected to the sliding through groove in a sliding mode, the other end of the pressure head extends towards the direction of the battery installation cavity, one end of the compression spring abuts against the pressure head plate, and the other end of the compression spring abuts against the pressure head.
Optionally, the welding pressure head subassembly still includes the guide post, the lower extreme of guide post is fixed in the pressure head, the upper end of guide post with pressure head board sliding connection, the guide post connect in the one end of pressure head board is provided with spacingly the spacing head of guide post, compression spring cover is located the surface of guide post.
Optionally, the guide post includes cylinder and threaded connection spare, the surface of pressure head is provided with the connecting seat, the upper end of cylinder with pressure head board sliding connection, the lower extreme court of cylinder the direction of connecting seat extends, threaded connection spare pass the connecting seat and with the cylinder is close to the one end threaded connection of connecting seat.
Optionally, the welding port is disposed in the pressure head, and a caliber of the welding port gradually decreases from an upper end of the pressure head to a lower end of the pressure head.
Optionally, the welding head assembly further comprises a fastening bolt, and the fastening bolt penetrates through the head plate and is in threaded connection with the tool seat.
Optionally, the welding pressure head assembly further comprises a guide rod, the lower end of the guide rod is fixed to the tool seat, and the upper end of the guide rod penetrates through the pressure head plate and is in sliding connection with the pressure head plate.
Optionally, the tooling seat includes pedestal, door and lock frame, the battery installation cavity set up in the inside of pedestal, one side of pedestal is provided with the dismouting mouth, the door closure is located the dismouting mouth, the lock frame is fixed in on the pedestal and lie in one side of dismouting mouth, the lock frame is used for locking the door.
Optionally, the lock frame includes fixing base, first connecting rod, second connecting rod, third connecting rod and gag lever post, the fixing base is fixed in on the frock seat and be located one side of dismouting mouth, first connecting rod with the fixing base is articulated, the one end of second connecting rod with first connecting rod is articulated, the other end court of second connecting rod first connecting rod is kept away from the one side of dismouting mouth is extended, the one end of third connecting rod with the fixing base is articulated, the other end of third connecting rod with the second connecting rod is articulated, the gag lever post is fixed in on the second connecting rod, the other end court of gag lever post the direction of dismouting mouth is extended, the gag lever post extend to the one end accessible second connecting rod of dismouting mouth towards the direction of keeping away from the dismouting mouth with the lateral surface of seat door offsets.
Optionally, still include the support frame, the one end of support frame is fixed in on the frock seat, the other end of support frame is towards extending to in the battery installation cavity, the support frame extends to one end in the battery installation cavity is used for the battery installation cavity the carrier of battery module provides the support.
Compared with the prior art, the utility model provides a pair of battery module welding frock beneficial effect includes: this weldment work is through setting up frock seat and welding pressure head subassembly, and the inside of frock seat is provided with upper end open-ended battery installation cavity, and the battery installation cavity can supply to treat welded battery module and install, when carrying out weldment work, installs the battery module in the battery installation cavity, and welding pressure head subassembly is through setting up pressure head module, and pressure head module's upper end is fixed in opening one side of battery installation cavity, the lower extreme court of pressure head module the direction of battery installation cavity extends, can press the utmost point ear of the battery module in the battery installation cavity, and then makes the utmost point ear of battery module keep leveling, because pressure head module is provided with the welding mouth that supplies in welding equipment welding battery module's utmost point ear, welding equipment can directly weld the utmost point ear of battery module through the welding mouth, and then effectively avoids phenomena such as missed welding, rosin joint, penetration welding, reduces the welding cost of battery module utmost point ear, promotes the welding yield of battery module utmost point ear.
Drawings
Fig. 1 is a schematic structural diagram of a battery module welding tool provided by an embodiment of the present invention.
Fig. 2 is a structural schematic diagram of a welding pressure head assembly of a battery module welding tool provided by the embodiment of the utility model.
Fig. 3 is another schematic structural diagram of a welding pressure head assembly of a battery module welding tool provided by an embodiment of the present invention.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic structural view of a lock frame of a battery module welding tool provided by an embodiment of the present invention.
Fig. 6 is a schematic structural view of a guide post of a battery module welding tool provided by an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
10-tool seat 11-battery installation cavity 12-seat body
13-seat door 14-lock frame 20-welding pressure head assembly
21-pressure head module 22-hold-down spring 23-guide post
24-guide rod 30-support frame 31-support tooth
111-mounting table 121-dismounting port 141-fixing seat
142-first link 143-second link 144-third link
145-limiting rod 211-welding port 212-head pressing plate
213-pressure head 231-limiting head 232-column
233, a threaded connector 2121, a sliding penetrating groove 2131 and a connecting seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a battery module welding tool, as shown in figures 1-3, comprising a tool seat 10 and a welding pressure head assembly 20, wherein a battery installation cavity 11 with an opening at the upper end is arranged in the tool seat 10, and the battery installation cavity 11 is used for accommodating a battery module to be welded; welding pressure head subassembly 20 includes pressure head module 21, and pressure head module 21's upper end is fixed in opening one side of battery installation cavity 11, and pressure head module 21's lower extreme extends towards the direction of battery installation cavity 11, and pressure head module 21 is used for pressing the utmost point ear of the battery module in the battery installation cavity 11 towards the one end that the direction of battery installation cavity 11 was extended, and pressure head module 21 is provided with the welding mouth 211 that supplies in the utmost point ear of welding equipment welding battery module.
Specifically, this weldment work is through setting up frock seat 10 and welding pressure head subassembly 20, the inside of frock seat 10 is provided with upper end open-ended battery installation cavity 11, battery installation cavity 11 can supply to treat welded battery module and install, when carrying out weldment work, install the battery module in battery installation cavity 11, welding pressure head subassembly 20 is through setting up pressure head module 21, pressure head module 21's upper end is fixed in opening one side of battery installation cavity 11, pressure head module 21's lower extreme extends towards the direction of battery installation cavity 11, can press the utmost point ear of the battery module in battery installation cavity 11, and then make the utmost point ear of battery module keep leveling, because pressure head module 21 is provided with the welding mouth 211 that supplies in welding equipment welding battery module's utmost point ear, welding equipment can directly weld the utmost point ear of battery module through welding mouth 211, and then effectively avoid the hourglass to weld, the rosin joint, wear phenomenon such as weld, reduce the welding cost of battery module utmost point ear, promote the welding yield of battery module utmost point ear.
It can be understood that the tooling seat 10 can be any seat body 12 structure capable of forming the battery mounting cavity 11 inside, and the shape and the volume of the battery mounting cavity 11 are matched with those of the battery module to be welded.
In this embodiment, each tab is fixed to the carrier, and the tab is welded to the carrier, thereby achieving welding of the tab.
In this embodiment, in order to facilitate the disassembly and assembly of the battery module in the battery installation cavity 11, as shown in fig. 1, the tooling seat 10 includes a seat body 12, a seat door 13 and a lock frame 14, the battery installation cavity 11 is disposed inside the seat body 12, one side of the seat body 12 is provided with a disassembly and assembly opening 121, the seat door 13 is covered on the disassembly and assembly opening 121, the lock frame 14 is fixed on the seat body 12 and located on one side of the disassembly and assembly opening 121, and the lock frame 14 is used for locking the seat door 13. Specifically, when installing the battery module, earlier through the unblock of lock frame 14 to seat door 13, dismantle seat door 13 from dismouting mouth 121 again, can install the battery module in battery installation cavity 11 through dismouting mouth 121, and then accelerate the installation effectiveness of battery module.
In this embodiment, as shown in fig. 1 and 5, the lock frame 14 includes a fixing seat 141, a first connecting rod 142, a second connecting rod 143, a third connecting rod 144, and a limiting rod 145, the fixing seat 141 is fixed on the fixture seat 10 and located on one side of the dismounting opening 121, the first connecting rod 142 is hinged to the fixing seat 141, one end of the second connecting rod 143 is hinged to the first connecting rod 142, the other end of the second connecting rod 143 extends toward one side of the first connecting rod 142 away from the dismounting opening 121, one end of the third connecting rod 144 is hinged to the fixing seat 141, the other end of the third connecting rod 144 is hinged to the second connecting rod 143, the limiting rod 145 is fixed on the second connecting rod 143, the other end of the limiting rod 145 extends toward the dismounting opening 121, and one end of the limiting rod 145 extending to the dismounting opening 121 can abut against the outer side surface of the seat door 13 through the second connecting rod 143 in a direction away from the dismounting opening 121.
Specifically, through the above structure, when the second connecting rod 143 is rotated in the direction away from the dismounting opening 121, the second connecting rod 143 drives the first connecting rod 142 to rotate in the direction towards the dismounting opening 121 under the support of the third connecting rod 144, and then drives the limiting rod 145 to rotate, so that the end of the limiting rod 145 abuts against the outer side surface of the seat door 13, the bottom wall of the battery accommodating cavity is provided with the mounting table 111, and meanwhile, the inner side surface of the seat door 13 abuts against the mounting table 111, so as to lock the seat door 13 in the dismounting opening 121, when the seat door 13 is unlocked, only the second connecting rod 143 needs to be rotated in the direction close to the dismounting opening 121, so that the limiting rod 145 rotates in the direction away from the dismounting opening 121 and is away from the seat door 13.
In this embodiment, pressure head module 21 can press the utmost point ear of battery module in the upside of battery module utmost point ear, for providing the support to the carrier of battery module to roughness when increasing utmost point ear welding, as shown in fig. 1, module welding frock still includes support frame 30, and on the one end of support frame 30 was fixed in frock seat 10, the other end of support frame 30 was towards extending to in the battery installation cavity 11, and the one end that support frame 30 extended to in the battery installation cavity 11 was used for providing the support for the carrier of the battery module of battery installation cavity 11. Specifically, the support frame 30 supports the carrier of the battery module through one end extending into the battery installation cavity 11, and is matched with the pressing of the pressure head module 21 to realize the leveling and stabilization of the tabs of the battery module.
In this embodiment, as shown in fig. 1, a plurality of support teeth 31 are disposed on the support frame 30 at intervals, the support teeth 31 extend into the battery mounting cavity 11, and the support plate of the battery module is supported by the support teeth 31.
In this embodiment, further, the number of the supporting frames 30 is two, one of the supporting frames 30 is detachably fixed on the seat door 13, the other supporting frame 30 is fixed on the side plate of the seat 12 opposite to the seat door 13, after the battery module is installed in the battery accommodating cavity, one side of the support plate of the battery module is firstly supported by the supporting frame 30 fixed on the side plate of the seat 12 opposite to the seat door 13, and after the seat door 13 is installed, the other side of the support plate of the battery module is then supported by the supporting frame 30 fixed on the seat door 13.
It can be understood that the pressure head module 21 may be any structure capable of being fixed to the tool holder 10 and pressing the tabs of the battery module at the same time.
In this embodiment, as shown in fig. 1 to 4, the welding ram assembly 20 further includes a pressing spring 22, the ram module 21 includes a ram plate 212 and a ram 213, the ram plate 212 is fixed to one side of the opening direction of the battery installation cavity 11, a sliding through groove 2121 is formed in a surface of the ram plate 212, an upper end of the ram 213 is slidably connected in the sliding through groove 2121, the other end of the ram 213 extends toward the battery installation cavity 11, one end of the pressing spring 22 abuts against the ram plate 212, and the other end of the pressing spring 22 abuts against the ram 213. Specifically, through above structure, when the lower extreme of pressure head 213 offseted with utmost point ear, the pressure head pressed down utmost point ear under buffer spring's elasticity effect, realized that utmost point ear levels and stable, and simultaneously, compression spring 22 pressed down utmost point ear that battery module to pressure head 213 provides the buffering, and then protected battery module's utmost point ear.
In the present embodiment, further, the pressing head 213 is made of a brass material. The head plate 212 and the tool base 10 are made of bakelite with insulating property, so as to prevent the battery module from short circuit during welding.
In this embodiment, further, the number of the pressing springs 22 on the pressing head 213 is four, and the four pressing springs 22 are symmetrically arranged, so that the pressing head 213 presses the tab in a balanced manner, and the tab is kept flat.
In this embodiment, as shown in fig. 1 to 3, the number of the sliding grooves 2121 and the indenters 213 is several, each indenter 213 corresponds to each tab of the battery module, the upper end of each indenter 213 is slidably connected to each sliding groove 2121, and each indenter 213 can press each tab of the battery module.
In this embodiment, as shown in fig. 2 to 3, the welding port 211 is disposed in the indenter 213, and the diameter of the welding port 211 gradually decreases from the upper end of the indenter 213 to the lower end of the indenter 213. Through the arrangement, the caliber of one end of each lug on the battery module can be pressed by the welding port 211 to be smaller, the lug can be adapted to each lug, the lug can be accurately welded, the caliber of one end of the welding port 211 far away from each lug is larger, and the welding condition of each lug can be conveniently observed.
In this embodiment, as shown in fig. 3 to 4, the welding ram assembly 20 further includes a guide post 23, a lower end of the guide post 23 is fixed to the ram 213, an upper end of the guide post 23 is slidably connected to the ram plate 212, a limiting head 231 for limiting the guide post 23 is disposed at one end of the guide post 23 connected to the ram plate 212, and the pressing spring 22 is sleeved on a surface of the guide post 23. Specifically, the guide posts 23 can provide installation for the pressing spring 22 and guidance for deformation of the pressing spring 22, stability of the pressing head module 21 for pressing each tab is improved, and the limiting head 231 can prevent the guide posts 23 from sliding out of the pressing head plate 212.
In this embodiment, as shown in fig. 1 to 3, each ram 213 is provided with 4 guide posts 23.
In this embodiment, as shown in fig. 4 and 6, the guiding column 23 includes a column 232 and a threaded connector 233, the surface of the pressing head 213 is provided with a connecting seat 2131, the upper end of the column 232 is slidably connected to the pressing head plate 212, the lower end of the column 232 extends toward the connecting seat 2131, and the threaded connector 233 passes through the connecting seat 2131 and is in threaded connection with one end of the column 232 close to the connecting seat 2131. Particularly, through this structure, the guide post 23 can be detachably connected with the pressure head 213, thereby facilitating the disassembly and assembly of the welding pressure head assembly 20.
In this embodiment, further, the limiting head 231 is disposed at the end of the column 232, and the column 232 and the threaded connection member 233 can be locked and separated by rotating the threaded connection member 233 or by rotating the column 232.
In this embodiment, as shown in fig. 1, the welding ram assembly 20 further includes a fastening bolt (not shown) that passes through the ram plate 212 and is threadedly coupled to the tool holder 10. Specifically, the fastening bolt can adjust the degree of pressing of the pressing head 213 on each tab of the battery module by adjusting the tightness of the pressing head plate 212 while fixing the pressing head plate 212 on one side of the tool seat 10.
In this embodiment, as shown in fig. 1 to 3, the welding ram assembly 20 further includes a guide rod 24, a lower end of the guide rod 24 is fixed on the tool seat 10, and an upper end of the guide rod 24 passes through the ram plate 212 and is slidably connected with the ram plate 212. Specifically, the guide bar 24 can realize the stable connection of the pressure head plate 212 and the tool holder 10, and when the bolts are fastened to enable the pressure head plate to slide along the guide bar 24, each pressure head accurately presses each tab, so that the module short circuit damage caused by the pressing dislocation is prevented.
The above description is intended to illustrate the embodiments of the present invention, and not to limit the scope of the invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a battery module welding frock which characterized in that includes:
the welding fixture comprises a fixture seat, a welding fixture and a welding fixture, wherein a battery installation cavity with an opening at the upper end is arranged in the fixture seat and is used for accommodating a battery module to be welded;
welding pressure head subassembly, welding pressure head subassembly includes the pressure head module, the upper end of pressure head module is fixed in opening one side of battery installation cavity, the lower extreme court of pressure head module the direction of battery installation cavity is extended, the pressure head module court the one end that the direction of battery installation cavity is extended is used for right the utmost point ear of the battery module in the battery installation cavity is pressed, the pressure head module is provided with the welding mouth that supplies in the utmost point ear of welding equipment welding battery module.
2. The battery module welding tool according to claim 1, wherein the welding head module further comprises a compression spring, the head module comprises a head plate and a head, the head plate is fixed to one side of the opening direction of the battery mounting cavity, a sliding through groove is formed in the surface of the head plate, the upper end of the head is slidably connected into the sliding through groove, the other end of the head extends towards the battery mounting cavity, one end of the compression spring abuts against the head plate, and the other end of the compression spring abuts against the head.
3. The battery module welding tool according to claim 2, wherein the welding head assembly further comprises a guide post, the lower end of the guide post is fixed to the head, the upper end of the guide post is slidably connected with the head plate, a limiting head for limiting the guide post is arranged at one end of the guide post connected to the head plate, and the compression spring is sleeved on the surface of the guide post.
4. The battery module welding tool according to claim 3, wherein the guide column comprises a column body and a threaded connector, a connecting seat is arranged on the surface of the pressure head, the upper end of the column body is slidably connected with the pressure head plate, the lower end of the column body extends towards the connecting seat, and the threaded connector penetrates through the connecting seat and is in threaded connection with one end, close to the connecting seat, of the column body.
5. The battery module welding tool according to claim 2, wherein the welding opening is formed in the pressure head, and the caliber of the welding opening is gradually reduced from the upper end of the pressure head to the lower end of the pressure head.
6. The battery module welding tool of claim 2, wherein the welding ram assembly further comprises a fastening bolt, and the fastening bolt penetrates through the head plate and is in threaded connection with the tool seat.
7. The battery module welding tool according to claim 2, wherein the welding ram assembly further comprises a guide rod, the lower end of the guide rod is fixed on the tool seat, and the upper end of the guide rod penetrates through the head plate and is in sliding connection with the head plate.
8. The battery module welding tool according to any one of claims 1 to 7, wherein the tool holder includes a holder body, a door, and a lock frame, the battery installation cavity is disposed inside the holder body, a mounting/dismounting opening is disposed on one side of the holder body, the door cover is disposed on the mounting/dismounting opening, the lock frame is fixed on the holder body and located on one side of the mounting/dismounting opening, and the lock frame is used for locking the door.
9. The battery module welding tool according to claim 8, wherein the lock frame comprises a fixing seat, a first connecting rod, a second connecting rod, a third connecting rod and a limiting rod, the fixing seat is fixed on the tool seat and located on one side of the dismounting opening, the first connecting rod is hinged to the fixing seat, one end of the second connecting rod is hinged to the first connecting rod, the other end of the second connecting rod extends towards one side, away from the dismounting opening, of the first connecting rod, one end of the third connecting rod is hinged to the fixing seat, the other end of the third connecting rod is hinged to the second connecting rod, the limiting rod is fixed on the second connecting rod, the other end of the limiting rod extends towards the dismounting opening, and one end, extending to the dismounting opening, of the limiting rod can abut against the outer side face of the seat door through the second connecting rod in the direction away from the dismounting opening.
10. The battery module welding tool according to any one of claims 1 to 7, further comprising a support frame, wherein one end of the support frame is fixed to the tool seat, the other end of the support frame extends into the battery mounting cavity, and one end of the support frame extending into the battery mounting cavity is used for supporting a carrier of the battery module in the battery mounting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438454.XU CN218396703U (en) | 2022-09-13 | 2022-09-13 | Battery module welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222438454.XU CN218396703U (en) | 2022-09-13 | 2022-09-13 | Battery module welding tool |
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| Publication Number | Publication Date |
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| CN218396703U true CN218396703U (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222438454.XU Active CN218396703U (en) | 2022-09-13 | 2022-09-13 | Battery module welding tool |
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| CN (1) | CN218396703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117620481A (en) * | 2023-12-11 | 2024-03-01 | 泰州钠钠能源科技有限公司 | Pressing device and welding equipment for battery cell lugs |
-
2022
- 2022-09-13 CN CN202222438454.XU patent/CN218396703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117620481A (en) * | 2023-12-11 | 2024-03-01 | 泰州钠钠能源科技有限公司 | Pressing device and welding equipment for battery cell lugs |
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