CN103682463B - Laminating machine and laminating method thereof - Google Patents
Laminating machine and laminating method thereof Download PDFInfo
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- CN103682463B CN103682463B CN201310704051.8A CN201310704051A CN103682463B CN 103682463 B CN103682463 B CN 103682463B CN 201310704051 A CN201310704051 A CN 201310704051A CN 103682463 B CN103682463 B CN 103682463B
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- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
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- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0468—Compression means for stacks of electrodes and separators
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- 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
- H01M10/0583—Construction 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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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- Secondary Cells (AREA)
Abstract
The present invention relates to field of lithium battery lamination, provide a kind of laminating machine and laminating method thereof.Wherein laminating method is: establish the first barrier film and the second barrier film respectively in laminating machine top and bottom, and between the barrier film blanking to rotating machine arm simultaneously at two ends, its end stacks laminating; By rotating machine arm, positive plate and negative plate are drawn onto two barrier films after blanking from secondary positioning table simultaneously; First folder cutter positive plate, negative plate are ined succession barrier film together according to first clockwise after be rotated counterclockwise 180 degree, or first counterclockwise after dextrorotation turnback carry out the spooled laminations of reciprocal backswing formula, and circulation is repeatedly.Invention increases lamination speed, improve production efficiency and the quality of production of laminating machine.
Description
[technical field]
The present invention relates to lithium battery lamination technical field, particularly relate to a kind of laminating machine and laminating method thereof.
[background technology]
In lithium ion battery lamination field, the lamination process that current laminating machine adopts is: lamination stacking table drives barrier film to move left and right, and moves to positive pole lamination again, be so circulated to the setting number of plies, then cut off barrier film after having folded a slice negative plate, ending rubberizing.The lamination speed of existing this mode between 1.4-2.0s/pcs, can only be difficult to higher efficiency and breaks through according to pole piece size.
Given this, the defect overcome existing for the prior art is the art problem demanding prompt solution.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of laminating machine and the laminating method thereof that improve lamination speed.
The present invention adopts following technical scheme:
A kind of laminating machine, for lithium ion battery lamination, described laminating machine comprises the first rotating machine arm (1), the second rotating machine arm (2), first time positioning table (4), second time positioning table (5) and the first folder cutter (3);
In described laminating machine, the erecting device of the first barrier film (8) is provided with at the first rotating machine arm (1) and the second rotating machine arm (2) upper end, the erecting device of the second barrier film (9) is provided with at the first rotating machine arm (1) and the second rotating machine arm (2) lower end, first barrier film (8) is continuously downwards between blanking to the first rotating machine arm (1) and the second rotating machine arm (2), and the second barrier film (9) is continuously upwards between blanking to the first rotating machine arm (1) and the second rotating machine arm (2); Wherein,
Positive plate (10) or negative plate (11) are drawn onto blanking to first barrier film (8) of this side from first time positioning table (4) by the first rotating machine arm (1);
Negative plate (11) or positive plate (10) are drawn onto blanking to second barrier film (9) of this side from second time positioning table (5) by the second rotating machine arm (2);
Between the first rotating machine arm (1) and the second rotating machine arm (2), be provided with a pair first folders cutter (3), the first folder cutter (3) barrier film of positive plate (10), negative plate (11) being ined succession revolves turnback together and carries out spooled laminations;
First rotating machine arm (1) suction positive plate (10) or negative plate (11) are on the first barrier film (8), second rotating machine arm (2) inhale negative plate (11) or positive plate (10) to the second barrier film (9) upper and the first folder cutter (3) by positive plate (10), negative plate (11) the spooled laminations process that barrier film revolves turnback together of ining succession is carried out repeatedly continuously, according to first dextrorotation turnback, be rotated counterclockwise again 180 degree and so forth backswing carry out, or according to being first rotated counterclockwise 180 degree, dextrorotation turnback more and so forth backswing is carried out, until stop after being stacked to the lamination number of plies of setting.
Further, described laminating machine is when starting lamination, the while of first barrier film (8) and the second barrier film (9) between blanking to the first rotating machine arm (1) and the second rotating machine arm (2), the end of the first barrier film (8) and the second barrier film (9) stacks and fits into one;
After two barrier films after blanking adsorbing respectively simultaneously positive plate (10) and negative plate (11), start to carry out first time spooled laminations.
Further, described first folder cutter (3) intermittent rotary, when first rotating machine arm (1) and the second rotating machine arm (2) draw positive plate (10) and negative plate (11) from first time positioning table (4) and second time positioning table (5), first presss from both sides cutter (3) non rotating, and when the first barrier film (8) and the second barrier film (9) are all adsorbed with positive plate (10) or negative plate (11), first presss from both sides cutter (3) and clamped by positive plate (10) and start rotation.
Further, described laminating machine also comprises the second folder cutter (6) and cutting knife (7);
First barrier film (8) both sides of the first rotating machine arm (1) and the second rotating machine arm (2) upper end are provided with the second folder cutter (6) and cutting knife (7), and the second barrier film (9) both sides of the first rotating machine arm (1) and the second rotating machine arm (2) lower end are also provided with the second folder cutter (6) and cutting knife (7);
By two, second folder cutter (6) is clamped respectively to the barrier film of top and bottom after lamination completes, cut off the barrier film of top and bottom by two cutting knifes (7) respectively, negative plate (11) and barrier film realize parcel to positive plate (10), paste terminal adhesive tape.
Further, described laminating machine does not cut off barrier film in lamination process, and its positive plate adopted (10) and negative plate (11) are the monolithic of cut-out.
Present invention also offers a kind of laminating method, for lithium ion battery lamination, comprise the steps:
Steps A: establish the first barrier film at the first rotating machine arm and the second rotating machine arm upper end, establishes the second barrier film at the first rotating machine arm and the second rotating machine arm lower end, and the barrier film at two ends is simultaneously between blanking to the first rotating machine arm and the second rotating machine arm;
Step B: positive plate and negative plate are drawn onto the first barrier film after blanking and the second barrier film from first time positioning table with second time positioning table respectively by the first rotating machine arm and the second rotating machine arm, or respectively by the first rotating machine arm and the second rotating machine arm by negative plate and positive plate from first time positioning table and second time positioning table be drawn onto the first barrier film after blanking and the second barrier film, the first folder cutter barrier film of positive plate, negative plate being ined succession revolves turnback together and carries out spooled laminations;
Described step B continuous circulation performs repeatedly, according to first dextrorotation turnback, be again rotated counterclockwise 180 degree and so forth backswing carry out, or according to be first rotated counterclockwise 180 degree, dextrorotation turnback more and so forth backswing carry out, until stop after being stacked to the lamination number of plies of setting.
Further, in lamination process, the end of the first barrier film and the second barrier film stacks and fits into one.
Further, first folder cutter intermittent rotary, first rotating machine arm and the second rotating machine arm from first time positioning table and second time positioning table draw positive plate and negative plate time first press from both sides cutter non rotating, when the first barrier film and the second barrier film are all adsorbed with positive plate or negative plate, first presss from both sides cutter and positive plate clamping is started to rotate.
Further, also comprise:
Step C: after lamination completes, by two, second folder cutter is clamped respectively to the barrier film of top and bottom, cut off the barrier film of top and bottom by two cutting knifes respectively, negative plate and barrier film realize parcel to positive plate, paste terminal adhesive tape.
Further, do not cut off barrier film in lamination process, positive plate and negative plate are the monolithic of cut-out.
Compared to existing technology, the present invention has following beneficial effect: by the first barrier film and the second barrier film between the blanking to rotating machine arm simultaneously of upper and lower two ends, positive plate and negative plate is placed respectively in barrier film both sides, to be undertaken first clockwise counterclockwise by the first folder cutter again or first counterclockwise after the reciprocal backswing formula spooled laminations of clockwise 180 degree, spooled laminations process can be carried out repeatedly continuously, until stop after being stacked to the setting number of plies, the lamination speed comparing existing laminating machine improves 1-2 doubly, improves production efficiency and the quality of production of laminating machine.
[accompanying drawing explanation]
Fig. 1 is the first working state figure of laminating machine in the embodiment of the present invention;
Fig. 2 is the second working state figure of laminating machine in the embodiment of the present invention;
Fig. 3 is the 3rd working state figure of laminating machine in the embodiment of the present invention;
Fig. 4 is state diagram when cell lamination completes in the embodiment of the present invention.
Reference numeral is as follows:
[embodiment]
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In addition, if below in described each execution mode of the present invention involved technical characteristic do not form conflict each other and just can mutually combine.
In order to solve the production efficiency problem of existing laminating machine, embodiments provide a kind of laminating machine, for lithium ion battery lamination.As shown in Figure 1, this laminating machine comprises the first rotating machine arm 1, second rotating machine arm 2, for the first time positioning table 4, second time positioning table 5 and the first folder cutter 3.
In this laminating machine, the erecting device (not shown) of the first barrier film 8 is provided with at the first rotating machine arm 1 and the second rotating machine arm 2 upper end, the erecting device of the second barrier film 9 is provided with at the first rotating machine arm 1 and the second rotating machine arm 2 lower end, first barrier film 8 is continuously downwards between blanking to the first rotating machine arm 1 and the second rotating machine arm 2, and the second barrier film 9 is continuously upwards between blanking to the first rotating machine arm 1 and the second rotating machine arm 2.In a preferred embodiment, laminating machine is when starting lamination, the while of first barrier film 8 and the second barrier film 9 between blanking to the first rotating machine arm 1 and the second rotating machine arm 2, after two barrier films after blanking adsorb positive plate 10 and negative plate 11 respectively simultaneously, start to carry out first time spooled laminations.
In the present embodiment, positive plate 10 4 is drawn onto blanking to the first barrier film 8 of this side from first time positioning table by the first rotating machine arm 1; Negative plate 11 is drawn onto blanking to the second barrier film 9 of this side from second time positioning table 5 by the second rotating machine arm 2; Laminating machine is in lamination process, and the end of the first barrier film 8 and the second barrier film 9 stacks and fits into one; Between the first rotating machine arm 1 and the second rotating machine arm 2, be provided with a pair first folder cuttves 3, first press from both sides cuttves 3 barrier film of positive plate 10, negative plate 11 being ined succession and revolve turnback together and carry out spooled laminations.The spooled laminations process of barrier film revolves together turnback that the first rotating machine arm 1 is inhaled on positive plate 10 to the first barrier film 8, the second rotating machine arm 2 is inhaled on negative plate 11 to the second barrier film 9 and positive plate 10, negative plate 11 are ined succession by the first folder cutter 3 is carried out repeatedly continuously, according to first dextrorotation turnback, be again rotated counterclockwise 180 degree and so forth backswing carry out, or according to be first rotated counterclockwise 180 degree, dextrorotation turnback more and so forth backswing carry out, until stop after being stacked to the lamination number of plies of setting.Be according to first dextrorotation turnback in the present embodiment, be rotated counterclockwise in 180 degree back and forth backswing again and carry out spooled laminations.
Be understandable that, in other embodiments, can also be the first rotating machine arm 14 be drawn onto blanking to the first barrier film 8 of this side by negative plate 11 from first time positioning table; Positive plate 10 is drawn onto blanking to the second barrier film 9 of this side from second time positioning table 5 by the second rotating machine arm 2.
In addition, in Fig. 1, the first rotating machine arm 1 is located at right side with first time positioning table 4, second rotating machine arm 2 and second time positioning table 5 are located at left side, in other embodiments, can also be that the first rotating machine arm 1 is located at left side with first time positioning table 4, on the right side of the second rotating machine arm 2 and second time positioning table 5 are located at.
Be described whole spooled laminations process below: as shown in Figure 1, in the laminating machine that the present embodiment provides, between the second barrier film 9 blanking to the first simultaneously rotating machine arm 1 of upper end first barrier film 8 and lower end and the second rotating machine arm 2, its end stacks laminating.After the first barrier film 9 after blanking and the second barrier film 10 adsorb positive plate 10 and negative plate 11 respectively, carry out first time clockwise 180 degree of spooled laminations.State after first time spooled laminations dextrorotation turnback as shown in Figure 2.
In order to be stacked to the setting number of plies, first rotating machine arm 1 and the second rotating machine arm 2 inhale positive plate 10 with on negative plate 11 to barrier film and the first folder cutter 3 positive plate 10, negative plate 11 ined succession spooled laminations process of revolving turnback together with barrier film can carry out repeatedly continuously, till the lamination number of plies being laminated to setting.The direction of second time spooled laminations is contrary with the direction of first time spooled laminations, and for being rotated counterclockwise, the state for the second time after spooled laminations as shown in Figure 3.Laminating machine does not cut off barrier film in lamination process, and the positive plate 10 that it adopts and negative plate 11 are the monolithic cut off.
First folder cutter 3 intermittent rotary, first rotating machine arm 1 and the second rotating machine arm 2 from first time positioning table 5 and second time positioning table 4 draw positive plate 10 and negative plate 11 time first press from both sides cutter 3 non rotating, when the first barrier film 8 and the second barrier film 9 are all adsorbed with positive plate 10 or negative plate 11, first presss from both sides cutter 3 and positive plate 10 clamping is started to rotate.
It should be noted that, in Fig. 1-Fig. 4, the dotted portion in the first rotating machine arm 1 and the second rotating machine arm 2 represents manipulator adsorbs positive plate 10 and negative plate 11 motion state from secondary positioning table.
State after lamination completes as shown in Figure 4.Preferably, this laminating machine also comprises the second folder cutter 6 and cutting knife 7, the second barrier film 9 both sides that first barrier film 8 both sides of the first rotating machine arm 1 and the second rotating machine arm 2 upper end are provided with the second folder cutter 6 and cutting knife 7, first rotating machine arm 1 and the second rotating machine arm 2 lower end are also provided with the second folder cutter 6 and cutting knife 7; By two, second folder cutter 6 is clamped respectively to the barrier film of top and bottom after lamination completes, cut off the barrier film of top and bottom respectively by two cutting knifes 7, negative plate 11 and barrier film realize parcel to positive plate 10, finally paste terminal adhesive tape.
The present embodiment additionally provides a kind of laminating method, and for lithium ion battery lamination, the method is also the course of work of above-mentioned laminating machine, specifically comprises the steps:
Steps A: establish the first barrier film at the first rotating machine arm and the second rotating machine arm upper end, the second barrier film is established at the first rotating machine arm and the second rotating machine arm lower end, the barrier film at two ends is simultaneously between blanking to the first rotating machine arm and the second rotating machine arm, and the end of the first barrier film and the second barrier film stacks and fits into one;
Step B: positive plate and negative plate are drawn onto the first barrier film after blanking and the second barrier film from first time positioning table with second time positioning table respectively by the first rotating machine arm and the second rotating machine arm, or respectively by the first rotating machine arm and the second rotating machine arm by negative plate and positive plate from first time positioning table and second time positioning table be drawn onto the first barrier film after blanking and the second barrier film, the first folder cutter barrier film of positive plate, negative plate being ined succession revolves turnback together and carries out spooled laminations;
In order to be stacked to the number of plies of setting, step B continuous circulation performs repeatedly, according to first dextrorotation turnback, be again rotated counterclockwise 180 degree and so forth backswing carry out, or according to be first rotated counterclockwise 180 degree, dextrorotation turnback more and so forth backswing carry out, until stop after being stacked to the lamination number of plies of setting.In the present embodiment according to first dextrorotation turnback, be rotated counterclockwise in 180 degree back and forth backswing again and carry out spooled laminations.
First folder cutter intermittent rotary, first rotating machine arm and the second rotating machine arm from first time positioning table and second time positioning table draw positive plate and negative plate time first press from both sides cutter non rotating, when the first barrier film and the second barrier film are all adsorbed with positive plate or negative plate, first presss from both sides cutter and positive plate clamping is started to rotate and clamped by positive plate (10).
Preferably, the method also comprises step C: after lamination completes, and by two, second folder cutter is clamped respectively to the barrier film of top and bottom, cut off the barrier film of top and bottom by two cutting knifes respectively, negative plate and barrier film realize parcel to positive plate, paste terminal adhesive tape.
In the present embodiment, do not cut off barrier film in lamination process, positive plate and negative plate are the monolithic of cut-out.
In the embodiment above, the similar of the first folder cutter and the second folder cutter, is all provided with two jig arm, the adjoining dimensions of the size of jig arm and positive plate, negative plate in both sides.Manipulator inhales positive plate, on negative plate to barrier film time first press from both sides cutter and exit lamination position, when needing to rotate lamination, first presss from both sides cutter and enters into lamination position and carry out spooled laminations by two jig arm clamping positive plates and negative plate.
In the laminating machine that the present embodiment provides and laminating method, barrier film does not cut off continuously, and positive plate and negative plate cut into monolithic, and whole lamination process is gathered into folds by positive/negative plate by the first folder 180 degree, cutter reciprocal backswing continuous reeling.The lamination speed comparing existing laminating machine improves 1-2 doubly, improves production efficiency and the quality of production of laminating machine.Through verification experimental verification, the laminating machine provided by adopting the present embodiment and laminating method, its production efficiency can reach 0.8-1.2s/pcs, and production capacity can improve 30-50% compared with existing laminating machine.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a laminating machine, for lithium ion battery lamination, it is characterized in that, described laminating machine comprises the first rotating machine arm (1), the second rotating machine arm (2), first time positioning table (4), second time positioning table (5) and the first folder cutter (3);
In described laminating machine, the erecting device of the first barrier film (8) is provided with at the first rotating machine arm (1) and the second rotating machine arm (2) upper end, the erecting device of the second barrier film (9) is provided with at the first rotating machine arm (1) and the second rotating machine arm (2) lower end, first barrier film (8) is continuously downwards between blanking to the first rotating machine arm (1) and the second rotating machine arm (2), and the second barrier film (9) is continuously upwards between blanking to the first rotating machine arm (1) and the second rotating machine arm (2); Wherein,
Positive plate (10) or negative plate (11) are drawn onto blanking to first barrier film (8) of this side from first time positioning table (4) by the first rotating machine arm (1);
Negative plate (11) or positive plate (10) are drawn onto blanking to second barrier film (9) of this side from second time positioning table (5) by the second rotating machine arm (2);
Between the first rotating machine arm (1) and the second rotating machine arm (2), be provided with a pair first folders cutter (3), the first folder cutter (3) barrier film of positive plate (10), negative plate (11) being ined succession revolves turnback together and carries out spooled laminations;
First rotating machine arm (1) suction positive plate (10) or negative plate (11) are on the first barrier film (8), second rotating machine arm (2) inhale negative plate (11) or positive plate (10) to the second barrier film (9) upper and the first folder cutter (3) by positive plate (10), negative plate (11) the spooled laminations process that barrier film revolves turnback together of ining succession is carried out repeatedly continuously, according to first dextrorotation turnback, be rotated counterclockwise again 180 degree and so forth backswing carry out, or according to being first rotated counterclockwise 180 degree, dextrorotation turnback more and so forth backswing is carried out, until stop after being stacked to the lamination number of plies of setting,
Described laminating machine is when starting lamination, the while of first barrier film (8) and the second barrier film (9) between blanking to the first rotating machine arm (1) and the second rotating machine arm (2), the end of the first barrier film (8) and the second barrier film (9) stacks and fits into one;
After two barrier films after blanking adsorbing respectively simultaneously positive plate (10) and negative plate (11), start to carry out first time spooled laminations;
Described first folder cutter (3) intermittent rotary, when first rotating machine arm (1) and the second rotating machine arm (2) draw positive plate (10) and negative plate (11) from first time positioning table (4) and second time positioning table (5), first presss from both sides cutter (3) non rotating, and when the first barrier film (8) and the second barrier film (9) are all adsorbed with positive plate (10) or negative plate (11), first presss from both sides cutter (3) and clamped by positive plate (10) and start rotation.
2. laminating machine as claimed in claim 1, it is characterized in that, described laminating machine also comprises the second folder cutter (6) and cutting knife (7);
First barrier film (8) both sides of the first rotating machine arm (1) and the second rotating machine arm (2) upper end are provided with the second folder cutter (6) and cutting knife (7), and the second barrier film (9) both sides of the first rotating machine arm (1) and the second rotating machine arm (2) lower end are also provided with the second folder cutter (6) and cutting knife (7);
By two, second folder cutter (6) is clamped respectively to the barrier film of top and bottom after lamination completes, the barrier film of top and bottom is cut off respectively by two cutting knifes (7), negative plate (11) and barrier film realize parcel to positive plate (10), paste terminal adhesive tape.
3. laminating machine as claimed in claim 1, it is characterized in that, described laminating machine does not cut off barrier film in lamination process, and its positive plate adopted (10) and negative plate (11) are the monolithic of cut-out.
4. a laminating method, for lithium ion battery lamination, is characterized in that, comprises the steps:
Steps A: establish the first barrier film at the first rotating machine arm and the second rotating machine arm upper end, establishes the second barrier film at the first rotating machine arm and the second rotating machine arm lower end, and the barrier film at two ends is simultaneously between blanking to the first rotating machine arm and the second rotating machine arm;
Step B: positive plate and negative plate are drawn onto the first barrier film after blanking and the second barrier film from first time positioning table with second time positioning table respectively by the first rotating machine arm and the second rotating machine arm, or respectively by the first rotating machine arm and the second rotating machine arm by negative plate and positive plate from first time positioning table and second time positioning table be drawn onto the first barrier film after blanking and the second barrier film, the first folder cutter barrier film of positive plate, negative plate being ined succession revolves turnback together and carries out spooled laminations;
Described step B continuous circulation performs repeatedly, according to first dextrorotation turnback, be again rotated counterclockwise 180 degree and so forth backswing carry out, or according to be first rotated counterclockwise 180 degree, dextrorotation turnback more and so forth backswing carry out, until stop after being stacked to the lamination number of plies of setting;
In lamination process, the end of the first barrier film and the second barrier film stacks and fits into one;
First folder cutter intermittent rotary, first rotating machine arm and the second rotating machine arm from first time positioning table and second time positioning table draw positive plate and negative plate time first press from both sides cutter non rotating, when the first barrier film and the second barrier film are all adsorbed with positive plate or negative plate, first presss from both sides cutter and positive plate clamping is started to rotate.
5. laminating method as claimed in claim 4, is characterized in that, also comprise:
Step C: after lamination completes, by two, second folder cutter is clamped respectively to the barrier film of top and bottom, cut off the barrier film of top and bottom by two cutting knifes respectively, negative plate and barrier film realize parcel to positive plate, paste terminal adhesive tape.
6. the laminating method as described in claim 4 or 5, is characterized in that, does not cut off barrier film in lamination process, and positive plate and negative plate are the monolithic of cut-out.
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| CN109301349A (en) * | 2018-09-12 | 2019-02-01 | 深圳市海目星激光智能装备股份有限公司 | A kind of lamination process and lamination device |
| CN110148794A (en) * | 2019-04-28 | 2019-08-20 | 湖北锂诺新能源科技有限公司 | A kind of efficient hinge type lithium battery lamination equipment and technique |
| CN113451659B (en) * | 2021-05-21 | 2022-09-30 | 广州中国科学院工业技术研究院 | Lithium battery positive and negative electrode synchronous lamination device and lamination method |
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| CN103219546A (en) * | 2013-03-27 | 2013-07-24 | 深圳市吉阳自动化科技有限公司 | Coiled lamination stacking machine and battery coiling and laminating method |
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| CN103682463A (en) | 2014-03-26 |
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