CN110170787A - The welding tooling of weld tabs extraction capacitor - Google Patents
The welding tooling of weld tabs extraction capacitor Download PDFInfo
- Publication number
- CN110170787A CN110170787A CN201910514853.XA CN201910514853A CN110170787A CN 110170787 A CN110170787 A CN 110170787A CN 201910514853 A CN201910514853 A CN 201910514853A CN 110170787 A CN110170787 A CN 110170787A
- Authority
- CN
- China
- Prior art keywords
- positioning
- weld tabs
- plate
- main body
- backboard
- 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
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 45
- 238000003466 welding Methods 0.000 title claims abstract description 34
- 238000000605 extraction Methods 0.000 title claims abstract description 22
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 210000000481 breast Anatomy 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 6
- 125000003003 spiro group Chemical group 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 238000005493 welding type Methods 0.000 abstract description 15
- 239000002184 metal Substances 0.000 abstract description 14
- 229910052751 metal Inorganic materials 0.000 abstract description 14
- 238000005507 spraying Methods 0.000 abstract description 14
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000001012 protector Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention discloses a kind of welding toolings of weld tabs extraction capacitor, including pedestal, backboard, positioning plate, fuse positioning table, weld tabs pressing plate and fixing bolt；Backboard is vertical with pedestal, and the front of backboard is arranged in by fixing bolt for positioning plate, and positioning plate can be axis in the rotation of 360 ° of the front of backboard using fixing bolt, and fuse positioning table is fixed on the lower front of positioning plate, and weld tabs pressing plate is rotatably connected with positioning plate.The welding tooling of weld tabs extraction capacitor of the invention can be accurately positioned the relative position of fuse and welding type electrode, after positioning, a line and fuse metal spraying face contact of the bending-type interconnecting piece of welding type electrode, convenient for the welding of interconnecting piece and metal spraying face.After welding tooling welding of the invention, the high yield rate of capacitor.
Description
Technical field
The present invention relates to a kind of frock clamps, and in particular to a kind of welding tooling of weld tabs extraction capacitor.
Background technique
The extraction electrode of weld tabs extraction capacitor is two pieces of weld tabs, and the internal structure of this capacitor is shown in Fig. 4, each
Welding type electrode 9 includes 90 ° of bending-type interconnecting pieces 91 being welded and fixed with the metal spraying face of capacitor body and exposing capacitor protector
The weld tabs 92 of body.The capacitor needs first to weld the metal spraying face of 90 ° of bending-type interconnecting pieces 91 and capacitor body in processing
It is fixed, then weldment is put into capacitor protector body, closed capacitor is obtained after encapsulating insulating materials.
It is very high to processing request to seem the simple capacitor of structure.For capacitor finished product, two pieces of electrodes i.e. two
The position of the centre bore of block weld tabs 92 and the deviation of pitch-row are in claimed range；Welding type electrode 9 and core are so just needed first
Accomplish to be accurately positioned when welding in sub- metal spraying face, it is therefore desirable to which suitable welding tooling is to guarantee that electrode and the accurate of fuse are determined
Position.
Summary of the invention
Simple, accurate positioning that technical problem to be solved by the invention is to provide a kind of structures, easy to operate weld tabs draw
The welding tooling of formula capacitor out.
The technical solution for realizing the object of the invention is a kind of welding tooling of weld tabs extraction capacitor, including pedestal, back
Plate, positioning plate, fuse positioning table, weld tabs pressing plate and fixing bolt；Backboard is vertical with pedestal, and positioning plate is being carried on the back by fixing bolt setting
The front of plate, positioning plate can be axis in the rotation of 360 ° of the front of backboard using fixing bolt, before fuse positioning table is fixed on positioning plate
Below portion, weld tabs pressing plate is rotatably connected with positioning plate.
The positioning plate includes plate main body, weld tabs positioning region and boss, and weld tabs positioning region is located at the top of plate main body, weld tabs
Positioning region is equipped with positioning column and placing groove；Placing groove is the cuboid notch of lower opening, the groove bottom of placing groove and plate master
The surface of body is in the same plane；A positioning column is equipped in each placing groove；Boss is located at the upper of positioning column and placing groove
Side.
The boss of weld tabs pressing plate and positioning plate is rotatably connected by two fixed pins；Weld tabs pressing plate is equipped with relief hole.
Backboard mounting hole is provided in the plate main body of positioning plate, fixing bolt passes through backboard mounting hole, rotation from the front of plate main body
Enter to complete the fixation of stationary positioned plate and backboard in the mounting hole of backboard；The plate lower body part of positioning plate is provided with a row for fuse
The fixed positioning table mounting hole of positioning table installation.
The main body of the weld tabs positioning region of positioning plate is the cuboid block that one piece of front surface exceeds plate main body, before positioning column
The front surface of main body of the surface beyond weld tabs positioning region.
Fuse positioning table is made of the breast board of platen and the left and right sides, and two breast boards are separately positioned on the upper surface of platen
The left and right sides, two breast boards and platen form a fuse placing groove, and groove width is identical as thin-film width used in capacitor body.
One or so is opened up in front of each breast board to through-hole, the through-hole of two breast boards is coaxially set.
Weld tabs pressing plate includes connection frame and main body, and the left and right sides of the rear surface of main body is arranged in connection frame, each company
It connects and is provided with a pin hole on frame.
The fixing bolt is made of head, light bar segment and spiro rod section from left to right.Fixing bolt is passed through from the front of plate main body
Backboard mounting hole, spiro rod section screw in the mounting hole of backboard the installation for completing positioning plate and backboard, and light bar segment is located at backboard at this time
In mounting hole, and plate main body can rotate clockwise, counterclockwise around fixing bolt.The bottom surface of plate main body apart from base upper surface away from
From, can guarantee positioning plate can using fixing bolt as axis in front of backboard 360 ° rotation.
The present invention has the effect of positive:
(1) welding tooling of weld tabs extraction capacitor of the invention can be accurately positioned the opposite position of fuse and welding type electrode
It sets, after positioning, a line and fuse metal spraying face contact of the bending-type interconnecting piece of welding type electrode are convenient for interconnecting piece and metal spraying face
Welding.
(2) after using welding tooling welding of the invention, position of the welding type electrode on capacitor body is accurate, capacitor
The high yield rate of device.
(3) structure of weld tabs extraction capacitor of the invention is simple, easy to operate: the capacitor that winding film is obtained
Fuse is placed on fuse positioning table, and the vertical plane of the outer peripheral surface of fuse sticks on backboard, completes the placement and positioning of fuse；
On then positioning column that the weld tabs of electrode is hung over to weld tabs positioning plate by its through-hole, 90 ° of bending-type interconnecting pieces are placed on core at this time
On son, the welding edge and metal spraying face contact of bending-type interconnecting piece, another a line are placed on above fuse outer peripheral surface, complete fuse and weldering
Sheet electrodes positioning；Then start welding, guarantee that fuse and welding type electrode are accurately positioned.
Detailed description of the invention
Fig. 1 is the schematic perspective view of welding tooling of the invention.
Fig. 2 is the explosive view of Fig. 1.
Fig. 3 is the use state diagram of the welding tooling of Fig. 1.
Fig. 4 is the schematic perspective view of weld tabs extraction capacitor to be welded.
Label in above-mentioned attached drawing is as follows:
Pedestal 1, backboard 2, mounting hole 21；
Positioning plate 3, plate main body 31, backboard mounting hole 31-1, positioning table mounting hole 31-2, weld tabs positioning region 32, boss 33, pin hole
33-1, positioning column 34, placing groove 35；
Fuse positioning table 4, platen 41, breast board 42, through-hole 42-1；
Weld tabs pressing plate 5, connection frame 51, pin hole 51-1, main body 52, relief hole 53；
Fixing bolt 6, fixed pin 7, fuse 8, metal spraying face 81；
Welding type electrode 9, interconnecting piece 91, weld tabs 92, through-hole 92-1.
Specific embodiment
The description in orientation of the invention is carried out according to orientation shown in FIG. 1 namely direction up and down shown in FIG. 1 is
The direction up and down of description, a side of court, Fig. 1 institute are front, and the side away from Fig. 1 is rear.
The extraction electrode of the weld tabs extraction capacitor is two pieces of weld tabs, and the internal structure of this capacitor is shown in Fig. 4, often
One welding type electrode 9 includes 90 ° of bending-type interconnecting pieces 91 being welded and fixed with the metal spraying face of capacitor body and exposing capacitor
The weld tabs 92 of device shell.The capacitor needs first in processing by the metal spraying face of 90 ° of bending-type interconnecting pieces 91 and capacitor body
It is welded and fixed, then weldment is put into capacitor protector body, closed capacitor is obtained after encapsulating insulating materials.
(embodiment 1)
See that Fig. 1 and Fig. 2, the welding tooling of the weld tabs extraction capacitor of the present embodiment include pedestal 1, backboard 2, positioning plate 3, core
Sub- positioning table 4, weld tabs pressing plate 5, fixing bolt 6 and fixed pin 7.
Pedestal 1 is one block of cuboid plate, is placed on work top.
Backboard 2 is vertical with pedestal 1, and the lower part of backboard 2 is bolted on the rear of pedestal 1.The top of backboard 2 is provided with
For the mounting hole 21 fixed with weld tabs positioning plate 3, mounting hole 21 is screw hole.
The front of backboard 2 is arranged in positioning plate 3.Positioning plate 3 includes plate main body 31, weld tabs positioning region 32 and boss 33.
Plate main body 31 is cuboid, is fixed on 2 front of backboard, the rear surface and the front surface phase of backboard 2 of plate main body 31
Patch.Backboard mounting hole 31-1 is provided on the middle and lower part of plate main body 31, backboard mounting hole 31-1 is unthreaded hole, and plate main body 31 passes through fixation
Bolt 6 is connect with backboard 2.
The fixing bolt 6 is made of head, light bar segment and spiro rod section from left to right.
Fixing bolt 6 passes through backboard mounting hole 31-1 from the front of plate main body 31, and spiro rod section screws in the mounting hole 21 of backboard 2
The installation of positioning plate 3 and backboard 2 is completed, light bar segment is located in backboard mounting hole 31-1 at this time, and plate main body 31 can be around fixation
Bolt 6 rotates clockwise, counterclockwise.Distance of the bottom surface of plate main body 31 apart from 1 upper surface of pedestal can guarantee that positioning plate 3 can be with
It is axis in backboard 360 ° of 2 front rotation with fixing bolt 6.
The lower part of plate main body 31 is provided with a row positioning table mounting hole 31-2, has opened up two in the present embodiment, is used for fuse
The installation of positioning table 4 is fixed.
Weld tabs positioning region 32 is located at the top of plate main body 31, and the main body of weld tabs positioning region 32 is that one piece of front surface exceeds plate master
The cuboid block of body 31.What the main body of weld tabs positioning region 32 and plate main body 31 formed in the present embodiment is integral piece.
Weld tabs positioning region 32 is equipped with positioning column 34 and placing groove 35.
There are two placing grooves 35, and placing groove 35 is the cuboid notch of lower opening, size and location and welding type electricity
The weld tabs 92 of pole 9 is adapted, and weld tabs 92 can be fully located in placing groove 35.The groove bottom of placing groove 35 and the table of plate main body 31
Face is in the same plane.
There are two positioning columns 34, is located in two placing grooves 35, the axis and 35 groove bottom of placing groove of positioning column 34
Vertically.Positioning column 34 is cylinder, and the through-hole 92-1 size of diameter and the weld tabs 92 of welding type electrode 9 matches, 92 energy of weld tabs
It is mounted on positioning column 34 by its through-hole 92-1.The front surface of main body of the front surface of positioning column 34 beyond weld tabs positioning region 32.
Boss 33 is located at the top of positioning column 34 and placing groove 35, and boss 33 is cuboid, from weld tabs positioning region 32
The top of front surface, which extends forward, obtains boss 33.The left and right sides of boss 33 opens up a pin hole 33-1 respectively.
Fuse positioning table 4 is fixed on the lower section of positioning plate 3.Fuse positioning table 4 is by platen 41 and the breast board of the left and right sides 42
Composition, the rear of platen 41 are provided with row's fixation hole, and fixing piece passes through positioning table mounting hole 31-2 from the rear of positioning plate 3, then
The fixation hole at 41 rear of platen is screwed in, the fixation of fuse positioning table 4 and positioning plate 3 is completed.The tail portion of fixing piece is without departing from weld tabs
The rear surface of positioning plate 3.
Two breast boards 42 are separately positioned on the left and right sides of the upper surface of platen 41, two breast boards 42 and the formation of platen 41
One fuse placing groove, groove width are identical as thin-film width used in capacitor body.The front of each breast board 42 has opened up one
Left and right is coaxially set to through-hole 42-1, the through-hole 42-1 of two breast boards 42.
Weld tabs pressing plate 5 and the boss 33 of positioning plate 3 are rotatably connected by two fixed pins 7.Weld tabs pressing plate 5 includes connection
The left and right sides of the rear surface of main body 52 is arranged in frame 51 and main body 52, connection frame 51, is provided with one on each connection frame 51
Pin hole 51-1.The distance between two connection frames 51 and the left and right width of the boss 33 of positioning plate 3 match, for example, be slightly larger than or
It is equal.
Relief hole 53 there are two being set in main body 52, when the rear surface and the front surface phase of weld tabs positioning region 32 of weld tabs pressing plate 5
When patch, positioning column 34 is each passed through relief hole 53.
When weld tabs pressing plate 5 is connect with the boss 33 of positioning plate 3, two fixed pins 7 pass inwardly through weldering from arranged on left and right sides respectively
Pin hole 51-1 on the connection frame 51 of piece pressing plate 5, then respectively penetrate in the pin hole 33-1 of boss 33.Weld tabs pressing plate 5 can be around fixation
Pin 7 rotates.
See Fig. 3, in use, capacitor body 8 is placed on fuse positioning table 4, two metal spraying faces 81 are towards left and right two
Side, a vertical guide of fuse circumferential direction and the surface of the plate main body 31 of positioning plate 3 are affixed, complete placement of the fuse in tooling and
Positioning.Further, positioning pin passes through two through-hole 42-1 of fuse positioning table 4, guarantees the positioning of fuse.
The weld tabs 92 of welding type electrode 9 is hung on positioning column 34 by its through-hole 92-1,90 ° of bending-type interconnecting pieces 91 are placed
On fuse, the welding edge of bending-type interconnecting piece 91 is contacted with metal spraying face 81, and another a line is placed on above fuse outer peripheral surface；It will weldering
Piece pressing plate 5 rotates forward until its rear surface is contacted with the body surfaces of weld tabs positioning region 32, and positioning column 34 is each passed through it and allows
Weld tabs 92 is pressed in placing groove 35 by position hole 53, pressing plate, completes the fixation of welding type electrode 9.Then start side weld tabs 92
With the welding in the side spray gold face 81；After the completion of the welding of side, positioning plate 3 is rotated clockwise 180 ° around fixing bolt 6, is started another
The welding in side metal spraying face.
Since the welding tooling of weld tabs extraction capacitor of the invention can be accurately positioned fuse and welding type electrode
Relative position, therefore the finished product rate that welding obtains is high；Tooling is few using step, easy to operate.
Claims (7)
1. a kind of welding tooling of weld tabs extraction capacitor, it is characterised in that: including pedestal (1), backboard (2), positioning plate
(3), fuse positioning table (4), weld tabs pressing plate (5) and fixing bolt (6)；Backboard (2) is vertical with pedestal (1), and positioning plate (3) passes through solid
Bolt (6) setting is determined in the front of backboard (2), and positioning plate (3) can be that axis rotates in the front of backboard (2) with fixing bolt (6), fuse
Positioning table (4) is fixed on the lower front of positioning plate (3), and weld tabs pressing plate (5) is rotatably connected with positioning plate (3)；
The positioning plate (3) includes plate main body (31), weld tabs positioning region (32) and boss (33), and weld tabs positioning region (32) are located at plate
The top of main body (31), weld tabs positioning region (32) are equipped with positioning column (34) and placing groove (35)；Placing groove (35) is lower opening
Cuboid notch, the surface of the groove bottom of placing groove (35) and plate main body (31) is in the same plane；Each placing groove
(35) positioning column (34) is equipped in；Boss (33) is located at the top of positioning column (34) and placing groove (35)；
Weld tabs pressing plate (5) and the boss (33) of positioning plate (3) are rotatably connected by two fixed pins (7)；On weld tabs pressing plate (5)
Equipped with relief hole (53).
2. the welding tooling of weld tabs extraction capacitor according to claim 1, it is characterised in that: the plate of positioning plate (3)
Main body (31) top is provided with backboard mounting hole (31-1), and fixing bolt (6) passes through backboard mounting hole from the front of plate main body (31)
(31-1) is screwed in the mounting hole (21) of backboard (2) and is completed the installation of stationary positioned plate (3) and backboard (2)；Positioning plate (3)
Plate main body (31) lower part is provided with the row positioning table mounting hole (31-2) fixed for fuse positioning table (4) installation.
3. the welding tooling of weld tabs extraction capacitor according to claim 1, it is characterised in that: the weldering of positioning plate (3)
The main body of piece positioning region (32) is the cuboid block that one piece of front surface exceeds plate main body (31), and the front surface of positioning column (34) is super
The front surface of the main body of weld tabs positioning region (32) out.
4. the welding tooling of weld tabs extraction capacitor according to claim 1, it is characterised in that: fuse positioning table (4)
It is made of the breast board (42) of platen (41) and the left and right sides, two breast boards (42) are separately positioned on a left side for the upper surface of platen (41)
Right two sides, two breast boards (42) and platen (41) form a fuse placing groove, and groove width and film used in capacitor body are wide
It spends identical.
5. the welding tooling of weld tabs extraction capacitor according to claim 4, it is characterised in that: each breast board (42)
Front opened up one or so to through-hole (42-1), the through-hole (42-1) of two breast boards (42) is coaxially set.
6. the welding tooling of weld tabs extraction capacitor according to claim 1, it is characterised in that: weld tabs pressing plate (5) packet
Connection frame (51) and main body (52) are included, connection frame (51) setting is in the left and right sides of the rear surface of main body (52), each connection
A pin hole (51-1) is provided on frame (51).
7. the welding tooling of weld tabs extraction capacitor according to claim 1, it is characterised in that: the fixing bolt (6)
It is made of from left to right head, light bar segment and spiro rod section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910514853.XA CN110170787B (en) | 2019-06-14 | 2019-06-14 | Welding fixture for soldering lug leading-out type capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910514853.XA CN110170787B (en) | 2019-06-14 | 2019-06-14 | Welding fixture for soldering lug leading-out type capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110170787A true CN110170787A (en) | 2019-08-27 |
| CN110170787B CN110170787B (en) | 2024-02-13 |
Family
ID=67697300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910514853.XA Active CN110170787B (en) | 2019-06-14 | 2019-06-14 | Welding fixture for soldering lug leading-out type capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110170787B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111360475A (en) * | 2020-04-17 | 2020-07-03 | 中船黄埔文冲船舶有限公司 | Hang a yard assembly fixture |
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| CN105965192A (en) * | 2016-06-29 | 2016-09-28 | 常州常捷科技有限公司 | Lead welding fixture for capacitor |
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| KR20180112616A (en) * | 2017-04-04 | 2018-10-12 | 주식회사 엘지화학 | Jig for contact between two electrode leads and welding method of electrode leads |
| CN208315396U (en) * | 2018-04-27 | 2019-01-01 | 铜陵市兆林工贸有限责任公司 | Capacitor pin positioning tool easy to use |
| CN210232042U (en) * | 2019-06-14 | 2020-04-03 | 常州常捷科技有限公司 | Welding tool for soldering lug leading-out type capacitor |
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2019
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Patent Citations (7)
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|---|---|---|---|---|
| CN203712170U (en) * | 2014-02-14 | 2014-07-16 | 南通新江海动力电子有限公司 | Capacitor lead-out soldering terminal positioning clamp |
| KR20170041111A (en) * | 2015-10-06 | 2017-04-14 | 송석식 | Electric double layer capacitor welding equipment |
| CN105965192A (en) * | 2016-06-29 | 2016-09-28 | 常州常捷科技有限公司 | Lead welding fixture for capacitor |
| KR20180112616A (en) * | 2017-04-04 | 2018-10-12 | 주식회사 엘지화학 | Jig for contact between two electrode leads and welding method of electrode leads |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111360475A (en) * | 2020-04-17 | 2020-07-03 | 中船黄埔文冲船舶有限公司 | Hang a yard assembly fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110170787B (en) | 2024-02-13 |
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