CN106808120A - A kind of tab welding device and welding method - Google Patents
A kind of tab welding device and welding method Download PDFInfo
- Publication number
- CN106808120A CN106808120A CN201710032059.2A CN201710032059A CN106808120A CN 106808120 A CN106808120 A CN 106808120A CN 201710032059 A CN201710032059 A CN 201710032059A CN 106808120 A CN106808120 A CN 106808120A
- Authority
- CN
- China
- Prior art keywords
- material strip
- clamping jaw
- lug
- conveying mechanism
- lug material
- 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.)
- Pending
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention relates to a kind of tab welding device and pole ear welding method, let off roll including welding mechanism and for unreeling lug material strip, the lug material strip that let off roll is unreeled is crossed roller and is forwarded through first, the first conveying mechanism for clamping lug material strip and drive lug material strip to forward is provided with lug material strip direction of transfer, second conveyor structure is provided with front side of first conveying mechanism, the second conveyor structure side is additionally provided with the 3rd conveying mechanism, and the lug material strip that the second conveyor structure is transferred out for the first conveying mechanism of clamping is simultaneously forwarded；3rd conveying mechanism can clamp the lug material strip that second conveyor structure pulled out and be transported to welding mechanism；The upper cutter and lower cutter for cutting off fixed length lug are provided between first conveying mechanism and second conveyor structure.The present invention can reduce lug material strip transmit process and there is a problem of congestion, and have the advantages that production efficiency is high.
Description
Technical field
The present invention relates to a kind of tab welding device and welding method, belong to lithium battery core coil manufacturing equipment field.
Background technology
Lithium-ion-power cell has operating voltage high（It is 3 times of nickel-cadmium cell and Ni-H cell）, specific energy it is big（It is reachable
165WH/kg, is 3 times of Ni-H cell）, small volume, light weight, have extended cycle life, self-discharge rate is low, memory-less effect, without dirt
Dye etc., therefore suffers from the use of many power-equipment manufacturers.
Battery pole ear is the metallic conductor extracted from the both positive and negative polarity in battery core, i.e., lithium-ion-power cell shapes just
Negative pole, contact point during for battery charging and discharging, therefore lug must fully weld together with battery core pole piece.
Lug is cut off and is transported to during welding post at present, because lug is soft so as in its transmit process
Easily there is lug blocking, so as to impact lug transmission efficiency and reliability.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of simple structure, automation performance it is good,
It is avoided that a kind of susceptible to plugging tab welding device and the pole ear welding method using the device in lug transmit process.
To solve the above problems, the technical scheme is that：A kind of tab welding device, including welding mechanism and be used for
The let off roll of lug material strip is unreeled, the lug material strip that let off roll is unreeled is crossed roller and forwarded through first, lug material strip direction of transfer
On be provided with the first conveying mechanism for clamping lug material strip and drive lug material strip to forward, first conveying mechanism
Front side be provided with second conveyor structure, the second conveyor structure side is additionally provided with the 3rd conveying mechanism, and described second is defeated
Send mechanism for clamp the lug material strip that transfers out of the first conveying mechanism and forward；3rd conveying mechanism can clamp
Lug material strip that two conveying mechanisms are pulled out simultaneously is transported to welding mechanism；First conveying mechanism and second conveyor structure
Between be provided with upper cutter and lower cutter for cutting off fixed length lug.
The technical scheme of technology according to the present invention, is capable of achieving following beneficial effect：（1）Using the side for drawing lug welding
Formula, it is to avoid the shortcoming for causing lug welding benefit to block by the way of lug welding is sent；（2）Using the first conveying mechanism, second
Conveying mechanism and the 3rd conveying mechanism Combination Design, effectively improve lug material strip transmission efficiency.
A kind of implementation method of the invention, sets limited between the second conveyor structure and upper cutter and lower cutter
Position clamping jaw, spacing clamping jaw is arranged at lug material strip both sides and can carry out longitudinally guiding to lug material strip.
A kind of implementation method of the invention, the position that the 3rd conveying mechanism clamps lug material strip is defeated positioned at second
Send the rear side of gear grips lug material strip position.
A kind of implementation method of the invention, first conveying mechanism includes the first cylinder, the second clamping jaw, wherein,
The fixed first clamping jaw cylinder in mobile terminal of first cylinder, the output end of the second clamping jaw cylinder is connected with for clamping pole
The clamping jaw of ear material strip.
A kind of implementation method of the invention, the second conveyor structure includes the first motor, the second screw mandrel, the second folder
Pawl cylinder, wherein, the screw mandrel of the first motor connection second is bolted with transmission nut and the transmission spiral shell on second screw mandrel
Fixed second clamping jaw cylinder on mother, the fixed clamping jaw for clamping lug material strip of the second clamping jaw cylinder output end, described
Two clamping jaw cylinders can be realized movable under the effect of the first motor.
A kind of implementation method of the invention, the 3rd conveying mechanism includes the second motor, the 3rd screw mandrel, the 3rd folder
Pawl cylinder, wherein, the screw mandrel of the second motor connection the 3rd is bolted with transmission nut and the transmission spiral shell on the 3rd screw mandrel
Fixed 3rd clamping jaw cylinder on mother, the 3rd clamping jaw fixed clamping jaw of cylinder output end, the 3rd clamping jaw cylinder is in the second electricity
Machine effect is lower to be realized moving forward and backward.
A kind of implementation method of the invention, spacing clamping jaw is fixed on spacing clamping jaw cylinder mobile terminal.
A kind of implementation method of the invention, at least two second is provided with rear side of the first conveying mechanism and crosses roller, institute
State second and cross before and after roller and arrange up and down successively, the lug material strip is crossed from multiple second and transmitted between roller, and second crosses roller front sets
The guide pad for being provided with gathering sill is equipped with, lug material strip is transmitted from the gathering sill that guide pad is provided with.
A kind of implementation method of the invention, is provided with for examining between upper cutter and lower cutter and the first conveying mechanism
The sealant surveyed on lug（Diaphragm）Testing agency, the testing agency include the second cylinder, pressing, second gas
The fixed pressing in cylinder mobile terminal.
The present invention also provides a kind of pole ear welding method, it is characterised in that：Comprise the following steps：
（A) first, the first conveying mechanism clamps lug material strip and drives lug material strip to cross roller along first and forwards supreme cutting
Knife and lower cutter front side；
（B) and then, spacing clamping jaw is oriented to lug material strip both sides, second conveyor structure clamp the first conveying mechanism transmission
Lug material strip, the first conveying mechanism unclamps lug, and then, folded lug material strip is moved forward to setting by second conveyor structure
Distance；
（C) then, spacing clamping jaw is oriented to lug material strip both sides, and the 3rd conveying mechanism is moved rearwards by and clamps the second conveying
Lug material strip on rear side of mechanism, the 3rd cylinder action drives upper cutter cut-out lug material strip；
（d）Finally, folded lug is sent into welding mechanism by the 3rd conveying mechanism.
A kind of pole ear welding method of the invention, process is simple, operation rationally, is imitated so as to substantially increase production
Rate.
Brief description of the drawings
Fig. 1 is the front view of structure of the present invention.
Fig. 2 is the top view of structure of the present invention.
Specific embodiment
With reference to specific embodiment, the invention will be further described, wherein, with the left side in Fig. 1 as preceding, with Fig. 1
Right side be after.
As depicted in figs. 1 and 2：A kind of tab welding device, including welding mechanism 10 and for unreeling putting for lug material strip 1
Winding up roller, the lug material strip 1 that let off roll is unreeled is forwarded through the first roller 2 excessively, and sequentially passes through multiple second mistake rollers 3, described many
Individual second is crossed before and after roller 3 and arranges up and down successively, and the lug material strip 1 is crossed from multiple second and transmitted between roller 3, is realized to lug material
With 1 pressing, second crosses the front of roller 3 is provided with the guide pad 4 for being provided with gathering sill, and lug material strip 1 is from leading that guide pad 4 is provided with
Transmitted in groove, realize the guiding to lug material strip 1, be provided with for clamping lug material strip 1 and driving in the front side of guide pad 4
The first conveying mechanism 5 that lug material strip 1 is forwarded, first conveying mechanism 5 includes the first cylinder 501, the second clamping jaw 502,
Wherein, the fixed first clamping jaw cylinder 502 in the mobile terminal of first cylinder 501, the output end of the second clamping jaw cylinder 502 connects
The clamping jaw for clamping lug material strip 1 is connected to, the front side of the first conveying mechanism 5 is provided with second conveyor structure 8, described second
Conveying mechanism 8 includes the first motor 801, the second screw mandrel 802, the second clamping jaw cylinder 803, wherein, first motor 801 is connected
Second screw mandrel 802, is bolted with fixed second clamping jaw cylinder on transmission nut and the transmission nut on second screw mandrel 802
803, the fixed clamping jaw for clamping lug material strip 1 of 803 output ends of the second clamping jaw cylinder, the second clamping jaw cylinder 803
Can realize moving forward and backward under the effect of the first motor 801, the second conveyor structure 8 is used for the first conveying mechanism 5 of clamping and conveys
The lug material strip 1 that goes out simultaneously is forwarded.
The side of the second conveyor structure 8 is provided with the 3rd conveying mechanism 9, and the 3rd conveying mechanism 9 includes second
Motor 901, the 3rd screw mandrel 902, the 3rd clamping jaw cylinder 903, wherein, second motor 901 connects the 3rd screw mandrel 902, described
Fixed 3rd clamping jaw cylinder 903 on transmission nut and the transmission nut, the 3rd clamping jaw gas are bolted with 3rd screw mandrel 902
The fixed clamping jaw of the output end of cylinder 903, the 3rd clamping jaw cylinder 903 can be realized movable under the effect of the second motor 901.It is described
3rd conveying mechanism 9 can clamp the lug material strip 1 that second conveyor structure 8 pulled out and be transported to welding mechanism 10.
The upper cutter 702 for cutting off fixed length lug is provided between first conveying mechanism 5 and second conveyor structure 8
With lower cutter 703, wherein lower cutter 703 is fixedly installed, and upper cutter 702 is arranged at the output end of the 3rd cylinder 701, the 3rd cylinder
701 act for driving upper cutter 702 to move up and down, so as to cut off the lug material strip 1 between upper cutter 702 and lower cutter 703.
Spacing clamping jaw 704, spacing clamping jaw are provided between the second conveyor structure 8 and upper cutter 702 and lower cutter 703
704 are arranged at the both sides of lug material strip 1 and longitudinally guiding can be carried out to lug material strip 1, and spacing clamping jaw 704 is fixed on spacing clamping jaw gas
Cylinder mobile terminal, when the action of clamping jaw cylinder can be realized to the longitudinally guiding of lug material strip 1.
It is provided with for detecting on lug between upper cutter 702 and the conveying mechanism 5 of lower cutter 703 and first
sealant（Diaphragm）Testing agency 6, the testing agency 6 include the second cylinder 601, pressing 602, second cylinder
The fixed pressing 602 in 601 mobile terminals, the second cylinder 601 drives pressing 602 to move for detecting the sealant on lug（Protection
Film）With the presence or absence of short-circuit conditions.
The course of work of whole pole ear welding method is as follows：First, the first conveying mechanism 5 is clamped lug material strip 1 and is driven
Lug material strip 1 crosses roller 2 and is forwarded to upper cutter 702 and the front side of lower cutter 703 along first；Then, 704 pairs of poles of spacing clamping jaw
The both sides of ear material strip 1 are oriented to, and second conveyor structure 8 clamps the lug material strip 1 of the transmission of the first conveying mechanism 5, the first conveyer
Structure 5 unclamps lug, and then, folded lug material strip 1 is moved forward to setpoint distance by second conveyor structure 8；Then, position limiting clamp
Pawl 704 is oriented to the both sides of lug material strip 1, and the 3rd conveying mechanism 9 is moved rearwards by and clamps the pole of the rear side of second conveyor structure 8
Ear material strip 1, the cut-out lug of 701 action drives upper cutter of the 3rd cylinder 702 material strip 1；Finally, the 3rd conveying mechanism 9 will be folded
Lug sends into welding mechanism 10.
Although being described to preferred embodiment of the invention above in conjunction with accompanying drawing, the invention is not limited in above-mentioned
Specific embodiment, above-mentioned specific embodiment is only schematical, is not restricted, the common skill of this area
Art personnel in the case of present inventive concept and protective scope of the claims is not departed from, can also make under enlightenment of the invention
Go out the specific conversion of many forms, these are belonged within protection scope of the present invention.
Claims (10)
1. a kind of tab welding device, including welding mechanism and the let off roll for unreeling lug material strip, the pole that let off roll is unreeled
Ear material strip is crossed roller and is forwarded through first, it is characterised in that：
The first conveying for clamping lug material strip and drive lug material strip to forward is provided with lug material strip direction of transfer
Mechanism, is provided with second conveyor structure on front side of first conveying mechanism, the second conveyor structure side is additionally provided with
Three conveying mechanisms, the second conveyor structure is used to clamp the lug material strip that transfers out of the first conveying mechanism and forward；
3rd conveying mechanism can clamp the lug material strip that second conveyor structure pulled out and be transported to welding mechanism；
The upper cutter and lower cutter for cutting off fixed length lug are provided between first conveying mechanism and second conveyor structure.
2. a kind of tab welding device as claimed in claim 1, it is characterised in that：The second conveyor structure and upper cutter and
Spacing clamping jaw is provided between lower cutter, spacing clamping jaw is arranged at lug material strip both sides and longitudinal direction can be carried out to lug material strip and leads
To.
3. a kind of tab welding device as claimed in claim 2, it is characterised in that：3rd conveying mechanism clamps lug material
The position of band is located at the rear side that second conveyor structure clamps lug material strip position.
4. a kind of tab welding device as claimed in claim 1, it is characterised in that：First conveying mechanism includes the first gas
Cylinder, the second clamping jaw, wherein, the fixed first clamping jaw cylinder in mobile terminal of first cylinder, the output of the second clamping jaw cylinder
End is connected with the clamping jaw for clamping lug material strip.
5. a kind of tab welding device as claimed in claim 1, it is characterised in that：The second conveyor structure includes the first electricity
Machine, the second screw mandrel, the second clamping jaw cylinder, wherein, the screw mandrel of the first motor connection second is bolted with biography on second screw mandrel
Fixed second clamping jaw cylinder on dynamic nut and the transmission nut, the second clamping jaw cylinder output end is fixed for clamping lug
The clamping jaw of material strip, the second clamping jaw cylinder can be realized movable under the effect of the first motor.
6. a kind of tab welding device as claimed in claim 1, it is characterised in that：3rd conveying mechanism includes the second electricity
Machine, the 3rd screw mandrel, the 3rd clamping jaw cylinder, wherein, the screw mandrel of the second motor connection the 3rd is bolted with biography on the 3rd screw mandrel
Fixed 3rd clamping jaw cylinder on dynamic nut and the transmission nut, the 3rd clamping jaw fixed clamping jaw of cylinder output end, described the
Three clamping jaw cylinders can be realized movable under the effect of the second motor.
7. a kind of tab welding device as claimed in claim 1, it is characterised in that：Spacing clamping jaw is fixed on spacing clamping jaw cylinder
Mobile terminal.
8. a kind of tab welding device as claimed in claim 1, it is characterised in that：Be provided with rear side of the first conveying mechanism to
Few two second are crossed roller, and described second is crossed before and after roller and arrange up and down successively, and the lug material strip is crossed from multiple second and passed between roller
Send, second crosses roller front is provided with the guide pad for being provided with gathering sill, and lug material strip is transmitted from the gathering sill that guide pad is provided with.
9. a kind of tab welding device as claimed in claim 1, it is characterised in that：Upper cutter and lower cutter and the first conveyer
It is provided between structure for detecting the sealant on lug（Diaphragm）Testing agency, the testing agency include the second gas
Cylinder, pressing, the fixed pressing in the second cylinder mobile terminal.
10. a kind of pole ear welding method, it is characterised in that：Comprise the following steps：
（A) first, the first conveying mechanism clamps lug material strip and drives lug material strip to cross roller along first and forwards supreme cutting
Knife and lower cutter front side；
（B) and then, spacing clamping jaw is oriented to lug material strip both sides, second conveyor structure clamp the first conveying mechanism transmission
Lug material strip, the first conveying mechanism unclamps lug, and then, folded lug material strip is moved forward to setting by second conveyor structure
Distance；
（C) then, spacing clamping jaw is oriented to lug material strip both sides, and the 3rd conveying mechanism is moved rearwards by and clamps the second conveying
Lug material strip on rear side of mechanism, the 3rd cylinder action drives upper cutter cut-out lug material strip；
（d）Finally, folded lug is sent into welding mechanism by the 3rd conveying mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032059.2A CN106808120A (en) | 2017-01-17 | 2017-01-17 | A kind of tab welding device and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032059.2A CN106808120A (en) | 2017-01-17 | 2017-01-17 | A kind of tab welding device and welding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106808120A true CN106808120A (en) | 2017-06-09 |
Family
ID=59111835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710032059.2A Pending CN106808120A (en) | 2017-01-17 | 2017-01-17 | A kind of tab welding device and welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106808120A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016523A (en) * | 2018-09-03 | 2018-12-18 | 汕头市申迪科技有限公司 | A kind of seamless docking equipment and operating method |
| CN110571479A (en) * | 2019-09-30 | 2019-12-13 | 东莞市泽源机械有限公司 | Coiling and sheet-making integrated machine |
| CN110576276A (en) * | 2019-10-11 | 2019-12-17 | 苏州沃特维自动化***有限公司 | Welding strip wire drawing device |
| CN111554865A (en) * | 2020-05-15 | 2020-08-18 | 广东佐林新能源科技有限公司 | Method for encapsulating disk type aluminum-to-nickel tab |
| CN113659292A (en) * | 2021-07-23 | 2021-11-16 | 深圳市诚捷智能装备股份有限公司 | Utmost point ear welding set and electricity core production facility |
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| JPH11265703A (en) * | 1998-03-16 | 1999-09-28 | Mitsubishi Cable Ind Ltd | Battery and its manufacture |
| CN201072775Y (en) * | 2007-07-17 | 2008-06-11 | 武汉千里马电源机械制造有限公司 | Screw mandrel type pole ear soldering mechanism |
| KR20140121628A (en) * | 2013-04-08 | 2014-10-16 | 주식회사 고려이노테크 | Adhesive method of film |
| CN105047760A (en) * | 2015-08-20 | 2015-11-11 | 无锡先导自动化设备股份有限公司 | Solder strip pulling device and method |
| CN205056699U (en) * | 2015-09-10 | 2016-03-02 | 深圳乐果创新科技有限公司 | Nickel strap conveyer |
| CN205834495U (en) * | 2016-05-27 | 2016-12-28 | 浙江圣石激光科技股份有限公司 | Metal tube feed mechanism for ornaments cutting machine |
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2017
- 2017-01-17 CN CN201710032059.2A patent/CN106808120A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11265703A (en) * | 1998-03-16 | 1999-09-28 | Mitsubishi Cable Ind Ltd | Battery and its manufacture |
| CN201072775Y (en) * | 2007-07-17 | 2008-06-11 | 武汉千里马电源机械制造有限公司 | Screw mandrel type pole ear soldering mechanism |
| KR20140121628A (en) * | 2013-04-08 | 2014-10-16 | 주식회사 고려이노테크 | Adhesive method of film |
| CN105047760A (en) * | 2015-08-20 | 2015-11-11 | 无锡先导自动化设备股份有限公司 | Solder strip pulling device and method |
| CN205056699U (en) * | 2015-09-10 | 2016-03-02 | 深圳乐果创新科技有限公司 | Nickel strap conveyer |
| CN205834495U (en) * | 2016-05-27 | 2016-12-28 | 浙江圣石激光科技股份有限公司 | Metal tube feed mechanism for ornaments cutting machine |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016523A (en) * | 2018-09-03 | 2018-12-18 | 汕头市申迪科技有限公司 | A kind of seamless docking equipment and operating method |
| CN110571479A (en) * | 2019-09-30 | 2019-12-13 | 东莞市泽源机械有限公司 | Coiling and sheet-making integrated machine |
| CN110576276A (en) * | 2019-10-11 | 2019-12-17 | 苏州沃特维自动化***有限公司 | Welding strip wire drawing device |
| CN111554865A (en) * | 2020-05-15 | 2020-08-18 | 广东佐林新能源科技有限公司 | Method for encapsulating disk type aluminum-to-nickel tab |
| CN111554865B (en) * | 2020-05-15 | 2022-04-12 | 广东佐林新能源科技有限公司 | Method for encapsulating disk type aluminum-to-nickel tab |
| CN113659292A (en) * | 2021-07-23 | 2021-11-16 | 深圳市诚捷智能装备股份有限公司 | Utmost point ear welding set and electricity core production facility |
| CN113659292B (en) * | 2021-07-23 | 2024-02-27 | 深圳市诚捷智能装备股份有限公司 | Tab welding device and battery cell production equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170609 |
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| RJ01 | Rejection of invention patent application after publication |