CN105811019A - Coiled laminated battery electrode assembly manufacturing device - Google Patents

Coiled laminated battery electrode assembly manufacturing device Download PDF

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Publication number
CN105811019A
CN105811019A CN201610304170.8A CN201610304170A CN105811019A CN 105811019 A CN105811019 A CN 105811019A CN 201610304170 A CN201610304170 A CN 201610304170A CN 105811019 A CN105811019 A CN 105811019A
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CN
China
Prior art keywords
glue
pole piece
battery pole
base plate
box
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
Application number
CN201610304170.8A
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Chinese (zh)
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CN105811019B (en
Inventor
曹利娜
王晨旭
刘成士
许涛
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Gotion High Tech Co Ltd
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Gotion High Tech Co Ltd
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Priority to CN201610304170.8A priority Critical patent/CN105811019B/en
Publication of CN105811019A publication Critical patent/CN105811019A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • H01M10/0583Construction or manufacture of accumulators with folded construction elements except wound ones, i.e. folded positive or negative electrodes or separators, e.g. with "Z"-shaped electrodes or separators
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sealing Battery Cases Or Jackets (AREA)

Abstract

The invention relates to a device for manufacturing a wound laminated battery electrode assembly, which comprises a first glue dispensing unit for dispensing a battery pole piece and a composite unit for compounding the battery pole piece and a diaphragm; the first dispensing unit comprises a first bottom plate used for placing a battery pole piece and a first dispensing box which is located above the first bottom plate and is matched with the battery pole piece in size, a plurality of first dispensing holes are formed in the edge of the first dispensing box, and the first dispensing box moves up and down along the direction of the center line of the first bottom plate through an air cylinder. The electrode assembly manufacturing device disclosed by the invention is only used for dispensing glue around the pole piece, the range of the glue solution covering the pole piece is small, the pole piece and the diaphragm can be tightly compounded, the diaphragm pore cannot be blocked, the glue solution is saved, the electrode assembly manufacturing procedures are reduced, the labor force is saved, and the cost is reduced.

Description

A kind of takeup type laminated batteries electrode assemblie producing device
Technical field
The present invention relates to lithium ion battery manufacture technology field, be specifically related to a kind of takeup type laminated batteries electrode assemblie producing device.
Background technology
Owing to lithium ion battery is compared with nickel-cadmium cell, Ni-MH battery, there is the advantages such as little, lightweight, the life-span length of volume, so lithium ion battery has not only dominated small-sized portable electronic product market, be also widely used in electric automobile field.Along with the continuous expansion of electric automobile market demand, the performance requirement of Prospect of EVS Powered with Batteries also can be improved constantly by people.
At present, power battery electrode assembly can adopt various ways to make, for instance, takeup type, stacked, winding layer stacked, electrode assemblie production method difference will cause the difference of the final performance of battery.For winding layer stacked electrode assembly, it is fixing with what wind barrier film that prior art carries out pole piece mainly through the mode of coating adhesive complete on barrier film, whole cell fabrication processes need to increase barrier film coating process, if and deal with, at gluing barrier film and pole piece recombination process, the blocking easilying lead to diaphragm hole improperly, cause that the final internal resistance of cell is big, capacity is little.
Summary of the invention
It is an object of the invention to provide a kind of it can be avoided that the takeup type laminated batteries electrode assemblie producing device of diaphragm pore plugging that causes of glue barrier film and pole piece recombination process.
For achieving the above object, present invention employs techniques below scheme: include for battery pole piece first glue unit for dispensing glue and for battery pole piece and barrier film being carried out the recombiner unit of compound;Described first glue unit includes the first base plate for placing battery pole piece and first the glue box being positioned at above described first base plate and matching with battery pole piece size, the edge of described first glue box is provided with multiple first glue hole, and described first glue box makes it move up and down along the centerline direction of described first base plate by cylinder.
Described first glue unit also includes the first top board, the box body structure of the both ends open that described first glue box is surrounded by left plate, right plate, front side board, back side panel, the inner chamber of this box body can hold described first top board, and described first top board is moved up and down along the centerline direction of described first base plate by cylinder.
Described recombiner unit includes for placing battery pole piece, the composite bottom board of barrier film and is positioned at the composite hot pressing plate directly over composite bottom board, and described composite hot pressing plate makes it move up and down along the centerline direction of described composite bottom board by cylinder.
Also include second point glue unit, described second point glue unit includes the second base plate, it is positioned at the second top board directly over the second base plate and is positioned at the second point glue box immediately below the second base plate, described second point glue box is by left plate, right plate, front side board, the box body structure of the both ends open that back side panel surrounds, the edge of this box body is vertically provided with multiple second point glue hole, the inner chamber of described second point glue box can hold described second base plate, the described edge shape of second point glue box and the form and dimension of size and battery pole piece match, the base area of described second top board is not less than the area of battery pole piece.
Described second top board and second point glue box make it move up and down along the centerline direction of described second base plate respectively through cylinder.
Described first glue hole and second point glue hole inject glue each through the conduit being mated to it.
As shown from the above technical solution, takeup type laminated batteries electrode assemblie producing device of the present invention, simply carry out a glue in pole piece surrounding, it is little that glue covers pole piece scope, not only makes pole piece tight with barrier film compound, and will not block barrier film hole, both glue had been saved, also make electrode assemblie manufacturing process obtain minimizing, save labour force, reduce cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of first glue unit of the present invention;
Fig. 3 is the structural representation of second point glue unit of the present invention;
Fig. 4 is the structural representation of recombiner unit of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described:
As it is shown in figure 1, the takeup type laminated batteries electrode assemblie producing device of the present embodiment, including for battery pole piece first glue unit for dispensing glue, second point glue unit and for battery pole piece and barrier film being carried out the recombiner unit of compound.
As shown in Figure 2, first glue unit includes first base plate the 11, first top board 13 for placing battery pole piece and first the glue box 12 being positioned at above the first base plate 11 and matching with battery pole piece size, the box body structure of the both ends open that this first glue box 12 is surrounded by left plate, right plate, front side board, back side panel, the inner chamber of this box body can hold the first top board 13, be provided with multiple first glue hole 121 at the edge of first glue box 12, this glue hole 121 injects glue by the conduit being mated to it.Owing to first glue box 12 is positioned at the top of the first base plate 11, it is injected on battery pole piece to make glue pass through first glue hole 121, so this conduit is injected by a upper end in glue hole 121.First glue box 12 and the first top board 13 make it move up and down along the centerline direction of the first base plate 11 respectively through cylinder 14,15, to realize battery pole piece is carried out a glue.In a glue process, in order to make first glue box 12 and battery pole piece fit tightly, the form and dimension of the edge shape of this first glue box 12 and size and battery pole piece matches, and first the base area of top board 13 less than the area of battery pole piece, battery pole piece to be pressed on the edge of first glue box 12;This first top board 13 plays the effect of battery pole piece after a glue of pushing down simultaneously, it is to avoid first glue box 12 is inter-adhesive with battery pole piece separation process.This first glue unit can be used for battery anode slice point glue or battery cathode sheet point glue, in the present embodiment, it is assumed that this first glue unit is used for battery anode slice point glue.
As shown in Figure 3, second point glue unit includes the second base plate 31, is positioned at the second top board 32 directly over the second base plate 31 and is positioned at the second point glue box 33 immediately below the second base plate 31, the box body structure of the both ends open that this second point glue box 33 is surrounded by left plate, right plate, front side board, back side panel, multiple second point glue hole 331 vertically it is provided with at the edge of box body, this second point glue hole 331 injects glue by conduit to its inside, it is achieved battery pole piece is carried out a glue.The inner chamber of second point glue box 33 can hold the second base plate 31, so that the second point glue hole 331 being positioned at Dian Jiaohe 33 edge can be corresponding with the edge of the battery pole piece being positioned on the second base plate 31, to realize the edge of battery pole piece is carried out a glue.In a glue process, in order to make second point glue box 33 and battery pole piece fit tightly, the edge shape of this second point glue box 33 and the form and dimension of size and battery pole piece match, and second the base area of top board 32 be not less than the area of battery pole piece, battery pole piece to be pressed on the edge of second point glue box 33;This second top board 32 plays the effect supporting battery pole piece when pole piece point glue simultaneously, it is to avoid second point glue box 33 cannot complete a glue.Second point glue unit can be used for battery anode slice point glue or battery cathode sheet point glue, and in this enforcement, owing to setting first glue unit for battery anode slice point glue, then this second point glue unit is then for carrying out a glue to battery cathode sheet.Second top board 32 and second point glue box 33 make it move up and down along the centerline direction of the second base plate 31 respectively through cylinder 34,35.
As shown in Figure 4, recombiner unit includes for placing battery pole piece, the composite bottom board 21 of barrier film and is positioned at the composite hot pressing plate 22 directly over composite bottom board 21, and composite hot pressing plate 22 makes it move up and down along the centerline direction of composite bottom board 21 by cylinder 23.In recombination process, in order to facilitate picking and placeing of barrier film, in the present embodiment, it is additionally provided with the barrier film platform 41 for depositing barrier film 7.
Work process is as follows: (1) this device is respectively placed in preprepared positive plate 5, negative plate 6 and barrier film 7 on first base plate the 11, second base plate 31 and barrier film platform 41 by sucking disc type mechanical hand or other modes.Start cylinder 14, first glue box 12 is made to move downward positive plate 5 is carried out a glue, then cylinder 15 is started, make the first top board 13 move downward and push down positive plate 5, be then shut off cylinder 14, after first glue box 12 travels upward and out positive plate 5, close cylinder 15, making the first top board 13 travel upward and out positive plate 5, the realization of above action completes the some glue of positive plate 5, and the positive plate 5 completed by a glue is moved on recombiner unit lower shoe 21 by sucking disc type mechanical hand.(2) sucking disc type mechanical hand is transferred to the barrier film 7 on barrier film platform 41 on the positive plate 5 being placed on recombiner unit lower shoe 21;(3) cylinder 34 is started, second top board 32 moves downward pushes down negative plate 6, then cylinder 35 is started, the second point glue box 33 anticathode sheet 6 that moves upward carries out a glue, after some glue completes, close cylinder 35, second point glue box 33 is made to move downward out negative plate 6, it is then shut off cylinder 34, making the second top board 32 travel upward and out negative plate 6, the realization of above action completes 6 glue of negative plate, then passes through sucking disc type mechanical hand and the negative plate 6 after a glue is transferred on the barrier film 7 being placed on recombiner unit base plate 21.(4) cylinder 23 is started, composite hot pressing plate 22 closes cylinder 23 after moving downward compression pole piece and keeping certain time, and composite hot pressing plate 22 travels upward and out battery pole piece, thus completing the compound of positive plate, barrier film and negative plate, it is achieved the making of takeup type laminated batteries electrode assemblie.
Embodiment described above is only that the preferred embodiment of the present invention is described; not the scope of the present invention is defined; under the premise designing spirit without departing from the present invention; various deformation that technical scheme is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that claims of the present invention is determined.

Claims (8)

1. a takeup type laminated batteries electrode assemblie producing device, it is characterised in that: include for battery pole piece first glue unit for dispensing glue and for battery pole piece and barrier film being carried out the recombiner unit of compound;Described first glue unit includes the first base plate (11) for placing battery pole piece and is positioned at described first base plate (11) top and first the glue box (12) matched with battery pole piece size, the edge of described first glue box (12) is provided with multiple first glue hole (121), and described first glue box (12) makes it move up and down along the centerline direction of described first base plate (11) by mobile device.
2. takeup type laminated batteries electrode assemblie producing device according to claim 1, it is characterized in that: described first glue unit also includes the first top board (13), the box body structure of the both ends open that described first glue box (12) is surrounded by left plate, right plate, front side board, back side panel, the inner chamber of this box body can hold described first top board (13), and described first top board (13) is moved up and down along the centerline direction of described first base plate (11) by cylinder.
3. takeup type laminated batteries electrode assemblie producing device according to claim 1, it is characterized in that: described recombiner unit includes for placing battery pole piece, the composite bottom board (21) of barrier film and is positioned at the composite hot pressing plate (22) directly over composite bottom board (21), and described composite hot pressing plate (22) makes it move up and down along the centerline direction of described composite bottom board (21) by cylinder.
null4. takeup type laminated batteries electrode assemblie producing device according to claim 1,It is characterized in that: also include second point glue unit,Described second point glue unit includes the second base plate (31)、It is positioned at the second top board (32) directly over the second base plate (31) and is positioned at second point glue box (33) immediately below the second base plate (31),Described second point glue box (33) is by left plate、Right plate、Front side board、The box body structure of the both ends open that back side panel surrounds,The edge of this box body is vertically provided with multiple second point glue hole (331),The inner chamber of described second point glue box (33) can hold described second base plate (31),The described edge shape of second point glue box (33) and the form and dimension of size and battery pole piece match,The base area of described second top board (32) is not less than the area of battery pole piece.
5. takeup type laminated batteries electrode assemblie producing device according to claim 4, it is characterised in that: described second top board (32) and second point glue box (33) make it move up and down along the centerline direction of described second base plate (31) respectively through cylinder.
6. takeup type laminated batteries electrode assemblie producing device according to claim 1, it is characterised in that: described mobile device is cylinder.
7. takeup type laminated batteries electrode assemblie producing device according to claim 1, it is characterised in that: described first glue hole (121) injects glue by the conduit being mated to it.
8. takeup type laminated batteries electrode assemblie producing device according to claim 4, it is characterised in that: described second point glue hole (331) injects glue by the conduit being mated to it.
CN201610304170.8A 2016-05-07 2016-05-07 Coiled laminated battery electrode assembly manufacturing device Active CN105811019B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN105811019B CN105811019B (en) 2018-11-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108832191A (en) * 2018-06-26 2018-11-16 常州金中源智能装备有限公司 A kind of method of the encapsulated fixation of core of lithium ion cell
CN113422114A (en) * 2021-06-23 2021-09-21 狮宸(武汉)科技有限责任公司 Lithium battery cell lamination manufacturing and processing machine and processing method
CN113634450A (en) * 2021-08-30 2021-11-12 安徽中鼎流体系统有限公司 Automatic adhesive dispensing device for new energy battery cooling pipe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101924250A (en) * 2010-09-28 2010-12-22 天津力神电池股份有限公司 Device for manufacturing irregularly-shaped laminated batteries
CN202434653U (en) * 2011-12-27 2012-09-12 天津力神电池股份有限公司 Hot pressboard silicone sleeve
CN202888337U (en) * 2012-09-20 2013-04-17 东莞新能源科技有限公司 Winding machine with automatic adhesive-dispensing device
CN205646030U (en) * 2016-05-07 2016-10-12 合肥国轩高科动力能源有限公司 Coiled laminated battery electrode assembly manufacturing device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101924250A (en) * 2010-09-28 2010-12-22 天津力神电池股份有限公司 Device for manufacturing irregularly-shaped laminated batteries
CN202434653U (en) * 2011-12-27 2012-09-12 天津力神电池股份有限公司 Hot pressboard silicone sleeve
CN202888337U (en) * 2012-09-20 2013-04-17 东莞新能源科技有限公司 Winding machine with automatic adhesive-dispensing device
CN205646030U (en) * 2016-05-07 2016-10-12 合肥国轩高科动力能源有限公司 Coiled laminated battery electrode assembly manufacturing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108832191A (en) * 2018-06-26 2018-11-16 常州金中源智能装备有限公司 A kind of method of the encapsulated fixation of core of lithium ion cell
CN113422114A (en) * 2021-06-23 2021-09-21 狮宸(武汉)科技有限责任公司 Lithium battery cell lamination manufacturing and processing machine and processing method
CN113634450A (en) * 2021-08-30 2021-11-12 安徽中鼎流体系统有限公司 Automatic adhesive dispensing device for new energy battery cooling pipe

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EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20160727

Assignee: Shanghai Xuanyi New Energy Development Co.,Ltd.

Assignor: Gotion High-tech Co., Ltd.

Contract record no.: X2023980049293

Denomination of invention: A device for making coiled stacked battery electrode components

Granted publication date: 20181102

License type: Common License

Record date: 20231207

EE01 Entry into force of recordation of patent licensing contract