CN214868010U - Laser welding jig of small-size soft packet of lithium cell - Google Patents

Laser welding jig of small-size soft packet of lithium cell Download PDF

Info

Publication number
CN214868010U
CN214868010U CN202023252040.5U CN202023252040U CN214868010U CN 214868010 U CN214868010 U CN 214868010U CN 202023252040 U CN202023252040 U CN 202023252040U CN 214868010 U CN214868010 U CN 214868010U
Authority
CN
China
Prior art keywords
jig
welding
small
battery
grooves
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
Application number
CN202023252040.5U
Other languages
Chinese (zh)
Inventor
杨柳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Zijian Electronic Co ltd
Original Assignee
Chongqing Zijian Electronic Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Zijian Electronic Co ltd filed Critical Chongqing Zijian Electronic Co ltd
Priority to CN202023252040.5U priority Critical patent/CN214868010U/en
Application granted granted Critical
Publication of CN214868010U publication Critical patent/CN214868010U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Connection Of Batteries Or Terminals (AREA)

Abstract

The utility model discloses a laser welding jig for small soft package lithium batteries, which comprises a jig base used for placing or positioning the small soft package lithium batteries and a protective plate, the jig base is provided with a jig cover plate for fixing the small soft package lithium battery and the protection plate, the jig base is provided with a plurality of battery limiting grooves for limiting the lithium battery, a plurality of protection plate limiting grooves for limiting the protection plate are arranged above the battery limiting grooves, the tool cover plate is provided with a plurality of welding grooves for welding the small soft package lithium battery and the protection plate, the utility model provides a laser welding tool for the small soft package lithium battery, which can weld a plurality of batteries at one time and effectively prevent the batteries from moving, therefore, the welding points are fixed in position, the welding consistency is good, the welding qualification rate is high, and the welding efficiency is improved.

Description

Laser welding jig of small-size soft packet of lithium cell
Technical Field
The utility model relates to a lithium cell welding technology field, in particular to laser welding tool of small-size soft packet of lithium cell.
Background
On wearing equipment such as bluetooth headset, bluetooth stereo set and electronic watch was mainly used to small-size soft packet of lithium cell, the cavity design space of battery is little and inseparable with other part contact on these equipment, needs small-size soft packet of lithium cell side can satisfy the space requirement.
However, the welding of the small soft package lithium battery and the protection plate is a serious difficulty, and the welding is difficult because the width of the tab of the small soft package lithium battery is generally about 1-2mm, and the size of the head of the welding pin of the common spot welding equipment exceeds the width range of the tab. Then, to solve this problem, first, a laser welding machine is considered to weld the small soft-package lithium battery and the protection plate together.
The positive pole ear of lithium cell uses aluminium utmost point ear usually, and the negative pole ear uses nickel utmost point ear usually, welds between the same kind of metal or the different kind of metals, needs stable energy just can weld utmost point ear and protection shield firmly. Laser welding can weld in short time, small range, high energy density, and the solder joint is smooth, even, the uniformity is good, and welding strength is high and stable, therefore, laser welding is the welding that is applicable to small-size soft packet of lithium cell and protection shield very much.
At present, the laser welding technology is mainly applied to button lithium batteries and needle lithium batteries in the lithium battery industry, small soft package lithium batteries are mainly soldered or spot welded, the soldering has the problems of high pollution and welding and falling of protection plate elements, spot welding has the risks of explosive welding and insufficient welding, and the welding percent of pass is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned defect among the prior art, provide a laser welding tool of small-size soft packet of lithium cell, can once only weld many batteries, can prevent effectively that the battery from moving to solder joint rigidity, the welded uniformity is good, and the welding qualification rate is high, has improved welding efficiency.
In order to realize the above-mentioned purpose, the utility model provides a laser welding tool of small-size soft packet of lithium cell, including the tool base that is used for placing or fixes a position small-size soft packet of lithium cell and protection shield, tool base facial make-up is equipped with and is used for carrying out the tool apron fixed with small-size soft packet of lithium cell and protection shield, be equipped with a plurality of on the tool base and be used for carrying out spacing battery spacing groove with the lithium cell, battery spacing groove top is equipped with a plurality of and is used for carrying out spacing protection shield spacing groove with the protection shield, be equipped with a plurality of on the tool apron and be used for carrying out the welded weld groove with small-size soft packet of lithium cell and protection shield.
Preferably, a plurality of lug limiting grooves used for limiting the battery lugs are arranged above the battery limiting grooves.
Preferably, the tab limiting groove comprises a positive tab limiting groove and a negative tab limiting groove.
Preferably, be equipped with the first recess of a plurality of on the tool base, the built-in welding cushion that is equipped with of first recess, welding cushion includes anodal welding cushion and negative pole welding cushion, anodal welding cushion is installed and is established in anodal ear spacing inslot portion, negative pole welding cushion is installed at negative pole ear spacing inslot portion.
Preferably, the welding cushion block is a red copper material member.
Preferably, the jig base is provided with a plurality of second grooves, first rubidium magnets are arranged in the second grooves, the jig cover plate is provided with a plurality of third grooves, second rubidium magnets are arranged in the third grooves, and the first rubidium magnets correspond to the second rubidium magnets.
Preferably, one side of the jig base is provided with a first positioning column and a second positioning column, the other side of the jig base is provided with a third positioning column and a fourth positioning column, one side of the jig cover plate is provided with a first through hole and a second through hole, the other side of the jig cover plate is provided with a first U-shaped hole and a second U-shaped hole, the first positioning column corresponds to the first through hole, the second positioning column corresponds to the second through hole, the third positioning column corresponds to the first U-shaped hole, and the fourth positioning column corresponds to the second U-shaped hole.
Preferably, the jig cover plate is provided with a plurality of protection plate avoiding grooves for avoiding the protection plates.
Preferably, a pressing claw assembly is arranged below the welding groove, the pressing claw assembly is fixedly embedded in the welding groove, the pressing claw assembly is a 304 stainless steel material component, and the pressing claw assembly comprises a positive pressing claw for pressing a positive tab and a negative pressing claw for pressing a negative tab.
Preferably, a jig reinforcing cover plate is arranged above the jig cover plate, and the jig reinforcing cover plate is a steel material component.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. be equipped with a plurality of or a plurality of battery spacing groove and protection shield spacing groove on the tool base, tool base top is still covered and is equipped with the tool apron, above-mentioned design makes the tool can once only weld many batteries, be equipped with battery spacing groove and protection shield spacing groove and can effectively prevent the mutual displacement of battery and protection shield, it can exert a pressure to battery and protection shield to be equipped with the tool apron, make the connection between battery and the protection shield more stable, be equipped with the welding groove on the tool apron simultaneously, can be with laser welding regional fixed, thereby solder joint rigidity, the welded uniformity is good, the welding qualification rate is high, welding efficiency has been improved, and is further, still be equipped with utmost point ear spacing groove on the tool base, make welded precision further improve.
2. The utility model discloses the tool base is equipped with the welding cushion, the welding cushion is red copper material component, and red copper has good heat conductivity, and welding process can produce a large amount of heats, utilizes the welding cushion that red copper made can be so that the heat that the welding produced is absorbed fast to the conduction dispels the heat to other positions, makes welding area temperature stable, has improved the welding quality, has improved welding strength's stability, thereby has improved the welding qualification rate.
3. The clamping jaw subassembly has been installed to welding groove below, the clamping jaw subassembly is pressed the position of being connected of battery utmost point ear and protection shield, fixes the position of being connected of battery utmost point ear and protection shield for welded precision further improves, the clamping jaw subassembly is the 304 stainless steel material component more than 0.5mm, only need to press the claw subassembly to process out the required shape of pressing of welding area can, the clamping jaw subassembly adopts the mode of inlaying to fix on welding groove, can be very big save the processing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of a laser welding jig for a small soft package lithium battery provided by the present invention;
fig. 2 is a schematic exploded structural view of a laser welding jig for a small soft package lithium battery provided by the present invention;
fig. 3 is a schematic view of the overall structure of a jig cover plate of a laser welding jig for a small-sized soft-packaged lithium battery provided by the present invention;
fig. 4 is a schematic view of an exploded structure of a jig cover plate of a laser welding jig for a small-sized soft-packaged lithium battery provided by the present invention;
fig. 5 is the utility model provides a pair of small-size soft packet of laser welding tool of lithium cell presses claw subassembly structure sketch map.
The figure includes:
1-jig base, 2-jig cover plate, 11-battery limiting groove, 13-protective plate limiting groove, 22-welding groove, 12-lug limiting groove, 121-positive lug limiting groove, 122-negative lug limiting groove, 14-first groove, 3-welding cushion block, 31-positive welding cushion block, 32-negative welding cushion block, 15-second groove, 41-first rubidium magnet, 25-third groove, 42-second rubidium magnet, 51-first positioning column, 52-second positioning column, 53-third positioning column, 54-fourth positioning column, 61-first through hole, 62-second through hole, 63-first U-shaped hole, 64-second U-shaped hole, 21-protective plate avoiding groove, 7-pressing claw component, 71-positive pressing claw, 72-negative pole pressing claw and 8-jig reinforcing cover plate.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present embodiment, and it is obvious that the described embodiment is an embodiment of the present invention, not all embodiments. Based on this embodiment in the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention.
Please refer to fig. 1 to 5, the utility model provides a laser welding tool of small-size soft packet of lithium cell, the utility model discloses a mode of laser welding carries out fixed connection with small-size soft packet of lithium cell and protection shield, and laser welding has the environmental protection, can not produce the pollution, advantages such as energy density height.
The utility model provides a laser welding jig, including the tool base 1 that is used for placing or positioning small-size soft package lithium cell and protection shield, tool base 1 facial make-up is equipped with tool apron 2 that is used for fixing small-size soft package lithium cell and protection shield, tool base 1 is equipped with a plurality of battery spacing grooves 11 that are used for spacing lithium cell, specifically, in this embodiment, a total of 9 battery spacing grooves 11, that is, the laser welding jig provided by the utility model can carry out laser fixed welding to 9 small-size soft package lithium cell and protection shield at one time, battery spacing groove 11 is used for placing the battery and spacing the battery, a plurality of protection shield spacing grooves 13 that are used for spacing the protection shield are arranged above battery spacing groove 11, protection shield spacing groove 13 is used for placing the battery and spacing the protection shield, be equipped with a plurality of on tool apron 2 and be used for carrying out welded welding groove 22 with small-size soft packet of lithium cell and protection shield, the laser-beam welding machine passes welding groove 22 and beats laser on the connection position of small-size soft packet of lithium cell and protection shield to make both fixed connection.
The jig base 1 is provided with a plurality of or a plurality of battery limiting grooves 11 and a protection plate limiting groove 13, a plurality of batteries and a protection plate can be welded and fixed at one time, the battery limiting grooves 11 and the protection plate limiting groove 13 are arranged, the batteries and the protection plate can be accurately positioned and can be effectively prevented from moving mutually, the jig base 1 is provided with a jig cover plate 2, the jig cover plate 2 can apply pressure on the batteries and the protection plate, so that the connection between the batteries and the protection plate is more stable, meanwhile, the jig cover plate 2 is provided with a welding groove 22, so that a laser welding area can be fixed, the welding spot position is fixed, the welding consistency is good, the welding qualification rate is high, the welding efficiency is improved, and furthermore, a plurality of lug limiting grooves 12 for limiting the lugs of the batteries are arranged above the battery limiting grooves 11, so that the welding precision is further improved, and more specifically, the tab limiting groove 12 comprises a positive tab limiting groove 121 and a negative tab limiting groove 122.
The positive tab of the battery is placed in the positive tab limiting groove 121, the positive tab is limited by the positive tab limiting groove 121, and the negative tab of the battery is placed in the negative tab limiting groove 122, and the negative tab is limited by the negative tab limiting groove 122.
The jig base 1 is provided with a plurality of first grooves 14, the built-in welding cushion block 3 that is equipped with of first groove 14, welding cushion block 3 includes anodal welding cushion block 31 and negative pole welding cushion block 32, anodal welding cushion block 31 is installed inside anodal ear spacing groove 121, negative pole welding cushion block 32 is installed inside negative pole ear spacing groove 122, and is concrete, welding cushion block 3 is red copper material component, and red copper has good heat conductivity, and the laser welding process can produce a large amount of heats, and welding cushion block 3 that utilizes red copper to make can make the heat that the welding produced absorbed fast to the conduction dispels the heat to other positions, makes welding area temperature stable, has improved the welding quality, has improved the stability of welding strength, thereby has improved the welding qualification rate.
The jig base 1 is provided with a plurality of second grooves 15, specifically, in the present embodiment, the second grooves 15 are arranged in two rows side by side, each row has 8 second grooves 15, there are 16 second grooves 15 in total, the first rubidium magnet 41 is arranged in the second grooves 15, there are 16 first rubidium magnets 41, there are also 16 third rubidium magnets 25 arranged in the jig cover plate 2, specifically, in the present embodiment, the third grooves 25 are arranged in two rows side by side, each row has 8 third grooves 25, there are 16 third grooves 25 in total, the third grooves 25 are provided with second rubidium magnets 42, there are 16 second rubidium magnets 42 in total, the first rubidium magnets 41 and the second rubidium magnets 42 correspond to each other one by one, under the attraction effect of the first rubidium magnets 41 and the second rubidium magnets 42, the jig base 1 and the jig cover plate 2 are tightly attached, thereby realizing that the junction of battery and protection shield also closely laminates.
The jig base 1 and the jig cover plate 2 are positioned by pairing the first positioning column 51 with the first through hole 61, the second positioning column 52 with the second through hole 62, the third positioning column 53 with the first U-shaped hole 63, the fourth positioning column 54 with the second U-shaped hole 64, and the positioning columns, the through holes and the U-shaped holes can be changed in position or number in other deformation or application, this is also the scope of protection of the patent.
Be equipped with the protection shield that a plurality of is used for dodging the protection shield on tool apron 2 and dodge groove 21, can dodge the protection shield, prevent to destroy the protection shield in welding process, also can adapt to the protection shield of different thickness simultaneously for welding tool's application scope is bigger, reduces tool's manufacturing cost.
The clamping jaw subassembly 7 has been installed to welding groove 22 below, clamping jaw subassembly 7 is used for pressing the position of being connected of battery utmost point ear and protection shield, fixes the position of being connected of battery utmost point ear and protection shield for the welded precision further improves, clamping jaw subassembly 7 is the 304 stainless steel material component more than 0.5mm, only need will press clamping jaw subassembly 7 to process out the required shape of pressing of welding area can, clamping jaw subassembly 7 adopts the embedded mode to fix on welding groove 22, damages or wearing and tearing back, can conveniently change and maintain, can be very big save the processing cost, and is more specific, clamping jaw subassembly 7 is including the anodal clamping jaw 71 that is used for pressing anodal ear and the negative pole clamping jaw 72 that is used for pressing anodal ear negative pole.
The tool is installed to tool apron 2 top and is strengthened apron 8, installs tool and strengthens apron 8 and can protect tool apron 2 in welding process, simultaneously tool is strengthened apron 8 and is the steel material component, can increase the fixed dynamics to battery and protection shield.
In the use process of the jig: firstly, sequentially placing batteries into battery limiting grooves 11 in a jig base 1, and then placing a protective plate into a protective plate limiting groove 13 in the jig base 1; secondly, placing a positive tab of the battery into the positive tab limiting groove 121 for limiting, placing a negative tab of the battery into the negative tab limiting groove 122 for limiting, placing an electronic wire connected with the positive tab of the protection plate above the positive tab, and placing the electronic wire connected with the negative tab of the protection plate above the negative tab; thirdly, after 9 groups of batteries and the protective plate are all correctly arranged in the jig base 1, the jig cover plate 2 penetrates through the positioning column to be buckled on the jig base 1, the batteries and the protective plate are pressed tightly, the positive pole pressing claw 71 fixes the joint of the positive pole lug and the protective plate, the negative pole pressing claw 72 fixes the joint of the negative pole lug and the protective plate, and the jig reinforcing cover plate 8 is arranged above the jig cover plate 2; and finally, placing the welding jig on a laser welding operation table for laser welding of the battery and the protection plate, after welding is completed, sequentially opening the jig reinforcing cover plate 8 and the jig cover plate 2, taking out the welded battery and the welded protection plate from the jig base 1, and placing the welded battery and the welded protection plate into a plastic sucking disc in order.
To sum up, the beneficial effects of the utility model reside in that:
the utility model discloses be equipped with a plurality of or a plurality of battery spacing groove 11 and protection shield spacing groove 13 on tool base 1, tool base 1 top is still covered and is equipped with tool apron 2, above-mentioned design makes the tool can once only weld many batteries, be equipped with battery spacing groove 11 and protection shield spacing groove 12 and can effectively prevent the mutual displacement of battery and protection shield, be equipped with tool apron 2 and can exert a pressure to battery and protection shield, make the connection between battery and the protection shield more stable, be equipped with welding groove 22 on tool apron 2 simultaneously, can fix the laser welding region, thereby solder joint position is fixed, the uniformity of welding is good, the welding qualification rate is high, welding efficiency is improved, furthermore, tool base 1 is still equipped with utmost point ear spacing groove 12, make the welded precision further improve; the utility model discloses tool base 1 is equipped with welding cushion 3, welding cushion 3 is red copper material component, and red copper has good heat conductivity, and welding process can produce a large amount of heats, utilizes welding cushion 3 that red copper made can make the heat that the welding produced absorb fast to conduct to other positions and dispel the heat, makes welding zone temperature stable, has improved the welding quality, has improved the stability of welding strength, thereby has improved the welding qualification rate; welding groove 22 below has installed clamping jaw subassembly 7, clamping jaw subassembly 7 presses the position of being connected of battery utmost point ear and protection shield, fixes the position of being connected of battery utmost point ear and protection shield for the welded precision further improves, clamping jaw subassembly 7 is the 304 stainless steel material component more than 0.5mm, only need will press clamping jaw subassembly 7 to process out the required shape of pressing of welding area can, clamping jaw subassembly 7 adopts the inlayed mode to fix on welding groove 22, can be very big save the processing cost.

Claims (10)

1. The utility model provides a laser welding tool of small-size soft packet of lithium cell, its characterized in that, including tool base (1) that is used for placing or fixes a position small-size soft packet of lithium cell and protection shield, tool base (1) facial make-up is equipped with and is used for carrying out tool apron (2) fixed with small-size soft packet of lithium cell and protection shield, be equipped with a plurality of on tool base (1) and be used for carrying out spacing battery spacing groove (11) with the lithium cell, battery spacing groove (11) top is equipped with a plurality of and is used for carrying out spacing protection shield spacing groove (13) with the protection shield, be equipped with a plurality of on tool apron (2) and be used for carrying out welded weld groove (22) with small-size soft packet of lithium cell and protection shield.
2. The laser welding jig for the small soft package lithium battery is characterized in that a plurality of tab limiting grooves (12) used for limiting the tabs of the battery are arranged above the battery limiting groove (11).
3. The laser welding jig for the small-sized soft package lithium battery is characterized in that the tab limiting grooves (12) comprise positive tab limiting grooves (121) and negative tab limiting grooves (122).
4. The laser welding jig for the small soft package lithium battery as claimed in claim 3, wherein a plurality of first grooves (14) are formed in the jig base (1), the welding cushion blocks (3) are installed in the first grooves (14), the welding cushion blocks (3) comprise positive electrode welding cushion blocks (31) and negative electrode welding cushion blocks (32), the positive electrode welding cushion blocks (31) are installed inside the positive electrode lug limiting grooves (121), and the negative electrode welding cushion blocks (32) are installed inside the negative electrode lug limiting grooves (122).
5. The laser welding jig for the small soft package lithium battery is characterized in that the welding cushion block (3) is a red copper material component.
6. The laser welding jig of the small-sized soft package lithium battery is characterized in that a plurality of second grooves (15) are formed in the jig base (1), first rubidium magnets (41) are arranged in the second grooves (15), a plurality of third grooves (25) are formed in the jig cover plate (2), second rubidium magnets (42) are arranged in the third grooves (25), and the first rubidium magnets (41) correspond to the second rubidium magnets (42).
7. The laser welding jig for the small soft package lithium battery as claimed in claim 1, wherein one side of the jig base (1) is provided with a first positioning column (51) and a second positioning column (52), the other side of the jig base is provided with a third positioning column (53) and a fourth positioning column (54), one side of the jig cover plate (2) is provided with a first through hole (61) and a second through hole (62), the other side of the jig cover plate is provided with a first U-shaped hole (63) and a second U-shaped hole (64), the first positioning column (51) corresponds to the first through hole (61), the second positioning column (52) corresponds to the second through hole (62), the third positioning column (53) corresponds to the first U-shaped hole (63), and the fourth positioning column (54) corresponds to the second U-shaped hole (64).
8. The laser welding jig for the small soft package lithium battery as claimed in claim 1, wherein the jig cover plate (2) is provided with a plurality of protection plate avoiding grooves (21) for avoiding the protection plate.
9. The laser welding jig for the small soft package lithium battery is characterized in that a pressing claw assembly (7) is installed below the welding groove (22), the pressing claw assembly (7) is fixedly embedded in the welding groove (22), the pressing claw assembly (7) is a 304 stainless steel material component, and the pressing claw assembly (7) comprises a positive pressing claw (71) used for pressing a positive lug and a negative pressing claw (72) used for pressing a negative lug.
10. The laser welding jig for the small soft package lithium battery as claimed in claim 1, wherein a jig reinforcing cover plate (8) is installed above the jig cover plate (2), and the jig reinforcing cover plate (8) is a steel material member.
CN202023252040.5U 2020-12-29 2020-12-29 Laser welding jig of small-size soft packet of lithium cell Active CN214868010U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023252040.5U CN214868010U (en) 2020-12-29 2020-12-29 Laser welding jig of small-size soft packet of lithium cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023252040.5U CN214868010U (en) 2020-12-29 2020-12-29 Laser welding jig of small-size soft packet of lithium cell

Publications (1)

Publication Number Publication Date
CN214868010U true CN214868010U (en) 2021-11-26

Family

ID=78910687

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023252040.5U Active CN214868010U (en) 2020-12-29 2020-12-29 Laser welding jig of small-size soft packet of lithium cell

Country Status (1)

Country Link
CN (1) CN214868010U (en)

Similar Documents

Publication Publication Date Title
CN210703324U (en) Flip thermistor subunit welding mould
CN105261726A (en) Positive tab connection structure of battery and welding method
CN112589270A (en) Laser welding jig of small-size soft packet of lithium cell
JP5940374B2 (en) Battery system manufacturing method
CN210755705U (en) Two-sided subsides dress multicore group ceramic capacitor welding jig
CN214868010U (en) Laser welding jig of small-size soft packet of lithium cell
JP3578303B2 (en) Method for producing electrode of sealed prismatic battery
CN205050910U (en) Novel battery is shaping nickel strap for module
CN217387462U (en) Connection piece for lithium iron phosphate battery
CN210548976U (en) Laser welding fixture for battery module connecting sheet
CN218775912U (en) Nickel sheet laser welding fixture
CN113113736B (en) Square battery and manufacturing device and method thereof
CN211860705U (en) Pin header welding auxiliary device
CN210132173U (en) A welding jig for positive negative pole connection piece
CN211840732U (en) Auxiliary device for welding
CN210325929U (en) Soft package lithium ion battery module
CN213080463U (en) Battery tab welding mold and battery tab welding device
CN218005171U (en) Battery and electronic equipment
CN207508536U (en) A kind of Laser Welding positioning device
CN105382407A (en) Soft-packaged cell electrode lug welding and positioning fixture and welding method thereof
CN211276864U (en) Constant temperature hot-pressing welding head
CN212783686U (en) Metal conductive frame of battery core
CN205335333U (en) A nickel strap positioner for welding operation
CN218362802U (en) Auxiliary device for laser welding of battery and battery cell tab
CN212094800U (en) Convex point flat needle device for resistance welding

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant