CN107127510A - A kind of battery for electric automobile box framework CMT weld jigs - Google Patents
A kind of battery for electric automobile box framework CMT weld jigs Download PDFInfo
- Publication number
- CN107127510A CN107127510A CN201710518553.XA CN201710518553A CN107127510A CN 107127510 A CN107127510 A CN 107127510A CN 201710518553 A CN201710518553 A CN 201710518553A CN 107127510 A CN107127510 A CN 107127510A
- Authority
- CN
- China
- Prior art keywords
- turntable
- clamping device
- pivotally connected
- swing rod
- interior
- 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.)
- Granted
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Classifications
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
- B23K2101/006—Vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of battery for electric automobile box framework CMT weld jigs, including mounting seat, flip horizontal axle, it is horizontally diverted seat, turntable, turntable corner is provided with angle clamping device, turntable left and right side is provided with side holding device, front limited block is equipped with the outside of turntable rear and front end, the secondary clamping device provided with the secondary crossbeam of extension before and after clamping at the top of the main clamping device provided with clamping left and right extension main beam at the top of interior clamping device, turntable, turntable is provided with the inside of turntable rear and front end.By setting angle clamping device in turntable corner in the present invention, turntable side is provided with side holding device, interior clamping device is provided with the inside of turntable rear and front end, main clamping device is provided with the top of turntable, provided with secondary clamping device at the top of turntable, it is easy to clamp the multiple positions of battery case and when soldering tip is welded, each clamping device can unclamp resigning and not influence other parts precision spacing to battery case.
Description
Technical field
The present invention relates to car battery box production equipment technical field, more particularly to a kind of battery for electric automobile box framework
CMT weld jigs.
Background technology
Electric automobile is as the main force of new energy energy automobile, and in environmental pollution increasingly severe today, it is applied
Increasingly popularize, electric automobile generally using battery as automobile energy resource supply, therefore equipped with substantial amounts of on electric automobile
Battery pack, the radiating of center of gravity and battery pack due to driving rate vehicle, is generally arranged on vehicle bottom by battery pack and is placed on flat
In flat-shaped battery case, usual battery case is welded using frame and crisscross crossbeam assembly, and existing argon arc welding is easily
Battery case is burnt, therefore generally by CMT welding manners, existing CMT welding manners are using full-automatic words, it is therefore desirable to it is automatic high
The fixture of precision clamping.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of battery for electric automobile box framework CMT welding
Fixture.
The technical solution adopted for the present invention to solve the technical problems is：A kind of battery for electric automobile box framework CMT welderings
Welding fixture, including mounting seat, be horizontally set on the flip horizontal axle of the mounting seat top surface, be arranged on the flip horizontal axle
Be horizontally diverted seat, be horizontally diverted the turntable that a top surface is connected and horizontally rotated with described, the turntable is rectangle, described turn
Platform corner is provided with angle clamping device, and the turntable left and right side is provided with the outside of side holding device, the turntable rear and front end
It is equipped with the inside of front limited block, the turntable rear and front end and is provided with interior clamping device, prolongs at the top of the turntable provided with clamping left and right
Stretch the secondary clamping device provided with the secondary crossbeam of extension before and after clamping at the top of the main clamping device of main beam, the turntable.
By setting angle clamping device in turntable corner in above-mentioned design, turntable side is provided with side holding device, turned
It is provided with to be provided with the top of main clamping device, turntable at the top of interior clamping device, the turntable on the inside of platform rear and front end and holds dress provided with sub-folder
Put, be easy to clamp the multiple positions of battery case and when soldering tip is welded, each clamping device can unclamp resigning and not influence
Other parts precision spacing to battery case.
As the further improvement of the design, during the angle clamping device is included at the top of angle grip slipper, the angle grip slipper
Portion has been pivotally connected on the outside of angle connecting rod, the angle grip slipper and has been provided with vertical angle gripper cylinder, the cylinder of the angle gripper cylinder
L-shaped swing rod is pivotally connected at the top of bar, the L-shaped swing rod corner is pivotally connected with the angle connecting rod end, the L-shaped swing rod top
Portion is provided with horizontally disposed Y shape briquetting, and effectively four angles of battery case are pressed, and the frame and turning contiguous block for being easy to battery case are welded
Connect and do not influence the welding of soldering tip.
As the further improvement of the design, the side holding device, which includes side mounting seat, lower turning and the side, pacifies
The Z-shaped swing rod that is pivotally connected of dress seat outside top, the side mounting seat exterior bottom have been pivotally connected side gripper cylinder, the side
The cylinder rod of gripper cylinder is pivotally connected with the Z-shaped swing rod tail end, when the Z-shaped swing rod front bottom end on front side of turning with clamping
Fitted with battery box top and side.
As the further improvement of the design, front side is provided with column elastic force blob of viscose, placing battery at the top of the side mounting seat
Prevent from damaging during box.
As the further improvement of the design, the interior clamping device is included on the inside of interior grip slipper and the interior grip slipper
The interior gripper cylinder that bottom is pivotally connected and the inside connecting rod that the interior grip slipper inside top is pivotally connected and the inside connecting rod
Point to front limited block, the interior swing rod afterbody and the interior clamping gas in the interior swing rod that end is pivotally connected, the interior swing rod head
The cylinder rod of cylinder is pivotally connected, and interior clamping device coordinates the frame of clamping battery case, structure letter using interior swing rod and front limited block
It is single.
As the further improvement of the design, the main clamping device includes the main folder being arranged on the turntable of main beam side
Hold what is be pivotally connected at the top of seat, the main gripper cylinder being pivotally connected with the main grip slipper exterior bottom and the main grip slipper
Main guide rod, with described dominate the main supporting rod fitted to bar side face, the main supporting rod bottom is provided with the bayonet socket that Open Side Down.
Effective spacing to main beam multiple directions, limit accuracy is high.
As the further improvement of the design, the secondary clamping device include be arranged on secondary below the crossbeam secondary grip slipper,
What the secondary gripper cylinder being pivotally connected with the secondary grip slipper bottom side and the secondary grip slipper bottom opposite side were pivotally connected
Slave connecting rod, the secondary swing rod being pivotally connected with the slave connecting rod end, secondary swing rod is Z-shaped, the slave connecting rod and the institute being rotated by 90 °
State secondary swing rod to be pivotally connected, the secondary swing rod bottom and the cylinder rod of the secondary gripper cylinder are pivotally connected, the secondary grip slipper
Set secondary gripper cylinder side be provided with the top of secondary locating piece fit with the secondary crossbeam side, the secondary swing rod provided with it is described
The secondary grip block of secondary crossbeam top surface laminating.Secondary swing rod is be rotated by 90 ° Z-shaped in above-mentioned design, be easy to the clamping to secondary crossbeam and
It is easy to step down.
The beneficial effects of the invention are as follows：By setting angle clamping device in turntable corner in the present invention, turntable side is set
Have and interior clamping device is provided with the inside of side holding device, turntable rear and front end, main clamping device, turntable are provided with the top of the turntable
Top is provided with secondary clamping device, is easy to clamp the multiple positions of battery case and when soldering tip is welded, each clamping device can
Unclamp resigning and do not influence other parts precision spacing to battery case.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the top perspective structural representation of the present invention.
Fig. 2 be the present invention look up dimensional structure diagram.
Fig. 3 is the interior clamping device dimensional structure diagram of the present invention.
Fig. 4 is the angle grip slipper dimensional structure diagram of the present invention.
Fig. 5 is the side holding device dimensional structure diagram of the present invention.
Fig. 6 is the main clamping device dimensional structure diagram of the present invention.
Fig. 7 is the secondary clamping device dimensional structure diagram of the present invention.
1. turntable in figure, 2. secondary crossbeams, 3. main clamping devices, 4. main beams, 5. battery cases, 6. jiaos of clamping devices, 7.
Side holding device, 8. mounting seats, 9. flip horizontal axles, 10. are horizontally diverted seat, 11. front limited blocks, grip slipper, 13. in 12.
Interior gripper cylinder, 14. inside connecting rods, swing rod in 15., 16. secondary grip slippers, 17. secondary locating pieces, 18. secondary gripper cylinders, 19. secondary pendulum
Bar, 20. slave connecting rods, 21. secondary grip blocks, 22. jiaos of connecting rods, 23.Y shape briquettings, 24. jiaos of grip slippers, 25. jiaos of gripper cylinders, 26.L
Shape swing rod, 27. side gripper cylinders, 28. side mounting seats, 29. elastic force blob of viscoses, 30.Z shape swing rods, 31. main supporting rods, 32. main folders are held
Seat, 33. main gripper cylinders, 34. bayonet sockets, 35. main guide rods, clamping device in 36., 37. secondary clamping devices.
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing and specific embodiment, illustrative examples therein and say
It is bright to be only used for explaining the present invention but not as a limitation of the invention.
Embodiment：A kind of framework CMT weld jigs of battery for electric automobile box 5, including mounting seat 8, it is horizontally set on institute
State the flip horizontal axle 9 of the top surface of mounting seat 8, be arranged on being horizontally diverted seat 10, turning with the level on the flip horizontal axle 9
The turntable 1 for connecting and horizontally rotating to the top surface of seat 10, the turntable 1 is rectangle, and the corner of turntable 1 clamps dress provided with angle
6 are put, the left and right side of turntable 1 is provided with the outside of side holding device 7, the rear and front end of turntable 1 and is equipped with front limited block 11,
Interior clamping device 36 is provided with the inside of the rear and front end of turntable 1, the top of turntable 1 is provided with clamping left and right extension main beam 4
Main clamping device 3, the secondary clamping device 37 of the top of turntable 1 provided with the secondary crossbeam 2 of extension before and after clamping.
By setting angle clamping device 6 in the corner of turntable 1 in above-mentioned design, the side of turntable 1 is provided with side holding device
7, the rear and front end of turntable 1 inner side is provided with interior clamping device 36, and the top of turntable 1 is provided with main clamping device 3, and the top of turntable 1 is set
There is secondary clamping device 37, be easy to clamp more than 5 position of battery case and when soldering tip is welded, each clamping device can unclamp
Step down and do not influence other parts precision spacing to battery case 5.
As the further improvement of the design, the angle clamping device 6 includes angle grip slipper 24, and the angle grip slipper 24 is pushed up
Angle connecting rod 22 is pivotally connected in the middle part of portion, the outside of angle grip slipper 24 is provided with vertical angle gripper cylinder 26, the angle clamping
L-shaped swing rod 26 is pivotally connected at the top of the cylinder rod of cylinder 26, the corner of L-shaped swing rod 26 pivots with the end of angle connecting rod 22
Connection, the top of L-shaped swing rod 26 effectively presses to 5 four angles of battery case provided with horizontally disposed Y shape briquetting 23, is easy to electricity
The frame of pond box 5 is connected block welding with turning and does not influence the welding of soldering tip.
As the further improvement of the design, the side holding device 7 includes side mounting seat 28, lower turning and the side
Z-shaped swing rod 30 that the outside top of mounting seat 28 is pivotally connected, the exterior bottom of side mounting seat 28 have been pivotally connected side clamping gas
Cylinder 27, the cylinder rod of the side gripper cylinder 27 is pivotally connected with the Z-shaped tail end of swing rod 30, the Z-shaped front end bottom of swing rod 30
Fitted when portion on front side of turning with clamping with the top surface of battery case 5 and side.
As the further improvement of the design, the top of side mounting seat 28 front side is provided with column elastic force blob of viscose 29, places
Prevent from damaging during battery case 5.
As the further improvement of the design, the interior clamping device 36 includes interior grip slipper 12 and the interior grip slipper
Interior gripper cylinder 13 that 12 inside bottoms are pivotally connected, the inside connecting rod 14 being pivotally connected with the interior inside top of grip slipper 12,
Point to front limited block 11, the interior pendulum in the interior swing rod 15 being pivotally connected with the end of inside connecting rod 14, the interior head of swing rod 15
The cylinder rod of the afterbody of bar 15 and the interior gripper cylinder 13 is pivotally connected, and interior clamping device 36 uses interior swing rod 15 and front limited block
11 coordinate the frame of clamping battery case 5, simple in construction.
As the further improvement of the design, the main clamping device 3 includes being arranged on the side turntable 1 of main beam 4
Main grip slipper 32, the main gripper cylinder 33 being pivotally connected with the main exterior bottom of grip slipper 32, push up with the main grip slipper 32
Main guide rod 35 that portion is pivotally connected, the main supporting rod 31 fitted sideways with the main guide rod 35, the main bottom of supporting rod 31
Portion is provided with the bayonet socket 34 that Open Side Down.Effective spacing to the multiple directions of main beam 4, limit accuracy is high.
As the further improvement of the design, the sub-folder that the secondary clamping device 37 includes being arranged on the secondary lower section of crossbeam 2 is held
It is seat 16, the secondary gripper cylinder 18 that is pivotally connected with the secondary bottom side of grip slipper 16, another with the secondary bottom of grip slipper 16
The slave connecting rod 20 that side is pivotally connected and the secondary swing rod 19 that the end of slave connecting rod 20 is pivotally connected, secondary swing rod 19 is to be rotated by 90 °
It is Z-shaped, the slave connecting rod 20 is pivotally connected with the secondary swing rod 19, the secondary bottom of swing rod 19 and the secondary gripper cylinder 18
Cylinder rod is pivotally connected, and the secondary grip slipper 16 sets the secondary side of gripper cylinder 18 to be provided with what is fitted sideways with the secondary crossbeam 2
Secondary locating piece 17, the secondary top of swing rod 19 is provided with the secondary grip block 21 fitted with the secondary top surface of crossbeam 2.It is secondary in above-mentioned design
Swing rod 19 is Z-shaped for what is be rotated by 90 °, is easy to the clamping to secondary crossbeam 2 and is easy to step down.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (7)
1. a kind of battery for electric automobile box framework CMT weld jigs, it is characterised in that including mounting seat, be horizontally set on institute
State the flip horizontal axle of mounting seat top surface, be arranged on being horizontally diverted seat, being horizontally diverted seat with described on the flip horizontal axle
The turntable that top surface is connected and horizontally rotated, the turntable is rectangle, and the turntable corner is provided with angle clamping device, described turn
Platform left and right side is provided with the outside of side holding device, the turntable rear and front end and is equipped with two before and after front limited block, the turntable
End inner side is provided with the main clamping device provided with clamping left and right extension main beam at the top of interior clamping device, the turntable, the turntable
Secondary clamping device of the top provided with the secondary crossbeam of extension before and after clamping.
2. a kind of battery for electric automobile box framework CMT weld jigs according to claim 1, it is characterized in that, the angle
Clamping device includes angle grip slipper, and the angle grip slipper middle top has been pivotally connected on the outside of angle connecting rod, the angle grip slipper and set
Have and be pivotally connected L-shaped swing rod, the L-shaped swing rod turning at the top of vertical angle gripper cylinder, the cylinder rod of the angle gripper cylinder
Place is pivotally connected with the angle connecting rod end, provided with horizontally disposed Y shape briquetting at the top of the L-shaped swing rod.
3. a kind of battery for electric automobile box framework CMT weld jigs according to claim 1, it is characterized in that, the side
Include side mounting seat, the Z-shaped swing rod that lower turning is pivotally connected with the side mounting seat outside top, side peace to clamping device
Dress seat exterior bottom has been pivotally connected side gripper cylinder, and the cylinder rod of the side gripper cylinder is pivoted with the Z-shaped swing rod tail end
Connection, fits when the Z-shaped swing rod front bottom end on front side of turning with clamping with battery box top and side.
4. a kind of battery for electric automobile box framework CMT weld jigs according to claim 3, it is characterized in that, the side
Front side is provided with column elastic force blob of viscose at the top of mounting seat.
5. a kind of battery for electric automobile box framework CMT weld jigs according to claim 1, it is characterized in that, it is described interior
Clamping device includes interior grip slipper, the interior gripper cylinder being pivotally connected with the interior grip slipper inside bottom and the interior clamping
The interior swing rod that the inside connecting rod and the inside connecting rod end that seat inside top is pivotally connected are pivotally connected, the interior swing rod head refers to
To front limited block, the cylinder rod of the interior swing rod afterbody and the interior gripper cylinder is pivotally connected.
6. a kind of battery for electric automobile box framework CMT weld jigs according to claim 1, it is characterized in that, the master
Clamping device is pivotally connected including the main grip slipper being arranged on the turntable of main beam side and the main grip slipper exterior bottom
Main gripper cylinder, be pivotally connected at the top of the main grip slipper main guide rod, with described dominate the main folder fitted to bar side face
Bar is held, the main supporting rod bottom is provided with the bayonet socket that Open Side Down.
7. a kind of battery for electric automobile box framework CMT weld jigs according to claim 1, it is characterized in that, the pair
Secondary grip slipper that clamping device includes being arranged on secondary below the crossbeam, the sub-folder that is pivotally connected with the secondary grip slipper bottom side are held
Cylinder, the slave connecting rod being pivotally connected with the secondary grip slipper bottom opposite side, the secondary pendulum being pivotally connected with the slave connecting rod end
Bar, secondary swing rod is be rotated by 90 ° Z-shaped, and the slave connecting rod is pivotally connected with the secondary swing rod, the secondary swing rod bottom with it is described
The cylinder rod of secondary gripper cylinder is pivotally connected, and the secondary grip slipper sets secondary gripper cylinder side to be provided with and the secondary crossbeam side
Provided with the secondary grip block fitted with the secondary crossbeam top surface at the top of the secondary locating piece of laminating, the secondary swing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710518553.XA CN107127510B (en) | 2017-06-30 | 2017-06-30 | CMT welding fixture for battery box frame for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710518553.XA CN107127510B (en) | 2017-06-30 | 2017-06-30 | CMT welding fixture for battery box frame for electric automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107127510A true CN107127510A (en) | 2017-09-05 |
| CN107127510B CN107127510B (en) | 2023-08-04 |
Family
ID=59736689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710518553.XA Active CN107127510B (en) | 2017-06-30 | 2017-06-30 | CMT welding fixture for battery box frame for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107127510B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855709A (en) * | 2017-10-10 | 2018-03-30 | 合肥常青机械股份有限公司 | A kind of automobile batteries support robot welding fixture |
| CN107891242A (en) * | 2017-12-18 | 2018-04-10 | 浙江钱江机器人有限公司 | A kind of battery case weld fixture apparatus |
| CN108673029A (en) * | 2018-07-27 | 2018-10-19 | 昆山特朗普新能源汽车零部件有限公司 | A kind of welding tool setup for Battery case |
| CN110153612A (en) * | 2019-04-30 | 2019-08-23 | 重庆山朕科技发展有限公司 | The welding fixture of energy-absorption box and bottom plate based on preceding anti-collision beam |
| CN110394748A (en) * | 2019-08-27 | 2019-11-01 | 意特利（滁州）智能数控科技有限公司 | A kind of battery case head frock clamp and battery case share frock clamp |
| CN116690042A (en) * | 2023-07-11 | 2023-09-05 | 金锋馥(滁州)科技股份有限公司 | Automatic welding processing line for battery trays of new energy automobiles |
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| CN207057910U (en) * | 2017-06-30 | 2018-03-02 | 苏州凯富精密模具有限公司 | A kind of battery for electric automobile box framework CMT weld jigs |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855709A (en) * | 2017-10-10 | 2018-03-30 | 合肥常青机械股份有限公司 | A kind of automobile batteries support robot welding fixture |
| CN107891242A (en) * | 2017-12-18 | 2018-04-10 | 浙江钱江机器人有限公司 | A kind of battery case weld fixture apparatus |
| CN108673029A (en) * | 2018-07-27 | 2018-10-19 | 昆山特朗普新能源汽车零部件有限公司 | A kind of welding tool setup for Battery case |
| CN108673029B (en) * | 2018-07-27 | 2024-05-03 | 昆山特朗普新能源汽车零部件有限公司 | Welding fixture for battery box |
| CN110153612A (en) * | 2019-04-30 | 2019-08-23 | 重庆山朕科技发展有限公司 | The welding fixture of energy-absorption box and bottom plate based on preceding anti-collision beam |
| CN110394748A (en) * | 2019-08-27 | 2019-11-01 | 意特利（滁州）智能数控科技有限公司 | A kind of battery case head frock clamp and battery case share frock clamp |
| CN110394748B (en) * | 2019-08-27 | 2024-04-23 | 意特利（滁州）智能数控科技有限公司 | Frock clamp for battery case head and battery case sharing frock clamp |
| CN116690042A (en) * | 2023-07-11 | 2023-09-05 | 金锋馥(滁州)科技股份有限公司 | Automatic welding processing line for battery trays of new energy automobiles |
| CN116690042B (en) * | 2023-07-11 | 2023-11-10 | 金锋馥(滁州)科技股份有限公司 | Automatic welding processing line for battery trays of new energy automobiles |
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| Publication number | Publication date |
|---|---|
| CN107127510B (en) | 2023-08-04 |
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