CN105428727A - Coiling-type laminated battery manufacturing method coating adhesive on membrane to fix pole pieces - Google Patents
Coiling-type laminated battery manufacturing method coating adhesive on membrane to fix pole pieces Download PDFInfo
- Publication number
- CN105428727A CN105428727A CN201510989291.6A CN201510989291A CN105428727A CN 105428727 A CN105428727 A CN 105428727A CN 201510989291 A CN201510989291 A CN 201510989291A CN 105428727 A CN105428727 A CN 105428727A
- Authority
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- China
- Prior art keywords
- barrier film
- gluing
- positive
- pole piece
- negative plate
- 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
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 239000012528 membrane Substances 0.000 title claims abstract description 16
- 239000011248 coating agent Substances 0.000 title abstract description 7
- 238000000576 coating method Methods 0.000 title abstract description 7
- 239000000853 adhesive Substances 0.000 title abstract description 4
- 230000001070 adhesive effect Effects 0.000 title abstract description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 6
- 230000008859 change Effects 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims description 90
- 238000004026 adhesive bonding Methods 0.000 claims description 49
- 239000003292 glue Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 24
- 238000004804 winding Methods 0.000 claims description 23
- 239000003792 electrolyte Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 2
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 2
- PFYQFCKUASLJLL-UHFFFAOYSA-N [Co].[Ni].[Li] Chemical compound [Co].[Ni].[Li] PFYQFCKUASLJLL-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000011245 gel electrolyte Substances 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims description 2
- OVAQODDUFGFVPR-UHFFFAOYSA-N lithium cobalt(2+) dioxido(dioxo)manganese Chemical compound [Li+].[Mn](=O)(=O)([O-])[O-].[Co+2] OVAQODDUFGFVPR-UHFFFAOYSA-N 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 1
- 238000007731 hot pressing Methods 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 claims 1
- 238000005520 cutting process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000012790 adhesive layer Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 5
- 239000011888 foil Substances 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
-
- 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
Abstract
The invention provides a coiling-type laminated battery manufacturing method coating an adhesive on a membrane to fix pole pieces. The coiling-type laminated battery manufacturing method comprises positive and negative pole piece manufacturing processes. Positive and negative pole pieces adopt the following steps of: after respectively carrying out coating, baking and rolling on positive and negative current collectors and regularly slitting and cutting the positive and negative current collectors according to a design size, coating an adhesive layer on the membrane to fix the positive and negative pole pieces at an interval on the membrane; then coiling the membrane on which the pole pieces are fixed to form a laminated battery, wherein the membrane takes an effect of isolating the positive and negative pole pieces to prevent a short circuit. According to the coiling-type laminated battery manufacturing method, the laminated battery manufactured by coiling the membrane on which the pole pieces are fixed can be used for manufacturing a special-shaped battery, cathode lithium precipitation caused by malposition of a cathode and an anode can be prevented, the problem of cell distortion caused by a tension change of the membrane after battery cycle can be solved from the source, stability and safety of the battery can be effectively improved, labor cost is reduced, and production efficiency is improved.
Description
Technical field
The present invention relates to lithium ion battery and manufacture field, on especially a kind of barrier film, the takeup type laminated batteries manufacture method of pole piece fixed by gluing.
Background technology
Lithium rechargeable battery due to its quality light, volume is little, specific energy is high, self discharge is little, good cycle, pollute the features such as little and memory-less effect, be widely used in the field such as decentralized power supply feed system, peak load regulation network, redundant electrical power, green building, portable medical electronic devices, Industry Control, Aero-Space, robot, national security of electric vehicle, solar energy and wind energy.These fields need to have higher energy density, the lithium ion battery of higher power density and longer cycle life and security performance, and these targets will be realized, except will constantly breaking through in material and innovate, also need technique update and perfect.
In lithium ion battery manufacture craft, takeup type film-making and stacked film-making respectively have its own pluses and minuses: the advantage of winding film-making is that technique is simple, scale of investment is little, but this kind of film-making mode gained internal resistance of cell is large, during high current charge-discharge, temperature raises high, the stress produced during winding can discharge gradually in cyclic process, causes battery core be out of shape and cause safety issue.And laminated batteries complex process, required scale of investment is large, but little with this kind of film-making mode gained internal resistance of cell, and during high current charge-discharge, temperature raises low, there is not the battery core distortion because stress reason causes thus improves security performance.
Summary of the invention
The present invention fixes the takeup type laminated batteries of pole piece and manufacture method by gluing on a kind of barrier film and makes laminated batteries and can enhance productivity, simplify production technology, reduce production cost, solve the problem of the consistency difference in production process, improve cycle life and the security performance of battery.
The present invention realizes the technical scheme that above-mentioned technical purpose adopts: on a kind of barrier film, takeup type laminated batteries and the manufacture method of pole piece fixed by gluing, comprise pole piece making step: on plus plate current-collecting body and good fortune pole collector, complete coating respectively, dry, after roll-in and point cutting process, cut out according to positive and negative plate design size, then paste fixing with the barrier film of gluing, fixed form is barrier film and pole piece contact portion gluing, and glue bearing areas is determined by pole piece position.Pole piece is intervally arranged according to anode pole piece and cathode pole piece.Be fixed on by pole piece after on barrier film, completed the making of laminated batteries by winding barrier film, its septation plays the effect of isolation positive/negative plate.
The concrete making step of described laminated batteries is as follows:
1. fallen by equipment by the positive plate sheared according to design size, below is gluing barrier film; Gluing barrier film with gluing on positive plate contact-making surface, glue the whole membrane surface of non-covered, glue sites is determined by positive plate lowering position; Gluing shape is determined by automatic double surface gluer hairbrush; After equipment positive plate falls and gluing diaphragm adhering being fixed.
2. fallen by equipment by the negative plate sheared, below is same gluing barrier film; In barrier film direction of advance, negative plate and positive plate are spaced, and form negative plate-positive plate-negative plate distribution; Positive plate in barrier film direction of advance, between negative plate, spacing distance to determine and according to winding positive electrode sheet and negative plate number, positive plate and negative plate thickness and membrane thicknesses determine jointly, and this spacing presents loop distribution by designing.
3. positive plate and negative plate are fixed on after on barrier film, are completed the making of battery core by winding barrier film; During winding, to ensure that first and last section of pole piece are negative plate simultaneously; After battery core completes, then by assembling, inject electrolyte, change into partial volume after complete takeup type laminated batteries make.
The positive electrode of described laminated batteries is one or more in the rich lithium phase material such as LiFePO4, cobalt acid lithium, nickle cobalt lithium manganate, LiMn2O4 or nickel cobalt lithium aluminate;
Described glue main component is PVDF (Kynoar), is wherein dissolved with the high molecular polymers such as pore former;
The negative material of described battery is one or more in the materials such as carbon class, silicon class, alloy type, lithium titanate;
Described barrier film is polyethylene film (PE), polypropylene screen (PP), ceramic diaphragm or three layers of barrier film (PP-PE-PP);
Described barrier film 2mm-6mm wider than described positive and negative plate;
Electrolyte in described electrolyte is organic solvent electrolyte, polymer dielectric, gel electrolyte or all solid state electrolyte;
The shell of described battery is that the materials such as aluminum hull, box hat, plastic housing or aluminum plastic film are made.
The invention has the beneficial effects as follows: technical scheme provided by the invention is visible, compared with prior art, the invention provides takeup type laminated batteries and the manufacture method that pole piece fixed by gluing on a kind of barrier film, the present invention can simplify the technique of laminated batteries, improve the production efficiency of laminated batteries, significantly reduce the production cost of battery, be conducive to the life-span and the security performance that improve battery, there is important economical and practical value.
Accompanying drawing explanation
Fig. 1 is positive plate, negative plate, the barrier film schematic diagram of non-adhesion;
Fig. 2 is that the positive plate-barrier film after adhesion is pasted and negative plate-barrier film fixing rear vertical barrier film direction schematic diagram;
Fig. 3 is that two kinds of barrier film automatic double surface gluers make schematic diagram;
Fig. 4 is that barrier film two kinds of automatic double surface gluers are painted with glue metacneme to exist glue area schematic;
Fig. 5 barrier film is fixed positive plate and negative plate making schematic diagram;
Fig. 6 is the making schematic diagram that winding barrier film makes laminated batteries.
In figure, 1-positive plate foil; 2-positive plate lug; 3-barrier film; Lug on 4-negative plate; 5-negative plate foil; 6-positive plate foil vertical section; 7-anode sizing agent vertical section; 8-negative plate foil vertical section; 9-cathode size vertical section; 10-glue solution container; 11-glue feed tube; 12-tubulose glue coating equipment; 13-resin-control valve; The external glue solution flow electronic-controlled installation of 14-; 15-hairbrush shape glue coating equipment; 16-barrier film is coated with the lug that fixing positive plate pasted by ribbon glue; 17-barrier film is fixed the ribbon glue that anode pole piece is coated with; 18-is fixed on the anode pole piece on the barrier film being coated with ribbon glue; The barrier film of gluing on 19-and positive plate contact-making surface; 20-is fixed on the cathode pole piece lug on the barrier film being coated with ribbon glue; 21-barrier film is fixed the ribbon glue that cathode pole piece is coated with; 22-is fixed on the cathode pole piece on the barrier film being coated with ribbon glue; The barrier film of gluing on 23-and negative plate contact-making surface; The barrier film of gluing on 24-and positive plate contact-making surface; 25-barrier film is fixed the point-like glue that cathode pole piece is coated with; 26-is fixed on the anode pole piece of the band positive pole ear on gluing barrier film; 27-is fixed on the cathode pole piece of the band negative lug on gluing barrier film; 28-drives barrier film to carry out the volume pin reeled; The cathode pole piece longitudinal section on gluing barrier film is fixed in 29-winding process; The anode pole piece longitudinal section on gluing barrier film is fixed in 30-winding process; With the barrier film of gluing on pole piece contact-making surface in 31-winding process.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
See Fig. 1 to Fig. 6, the invention provides takeup type laminated batteries and the manufacture method that pole piece fixed by gluing on a kind of barrier film, comprise the barrier film that positive pole-diaphragm adhering is fixed, negative pole-diaphragm adhering is fixed, fixing rear winding is fixed wtih positive plate and negative plate and make laminated battery plate.Figure 1 shows that the positive plate of non-adhesion, negative plate, barrier film schematic diagram; Fig. 2 positive plate and negative plate vertical section figure schematic diagram; Fig. 3 is two kinds of automatic double surface gluer schematic diagrames;
Fig. 4 be two kinds on barrier film gluing shape be ribbon and point-like glue spreading apparatus equipment schematic diagram; Fig. 5 is that positive plate and negative plate are fixed on the schematic diagram on barrier film by the glue be coated on barrier film; Fig. 6 is that positive plate and negative plate are fixed on the barrier film of gluing, and makes the schematic diagram of laminated batteries by volume pin winding barrier film.
Embodiment 1
See the making step of the takeup type pole piece of laminated battery described in Fig. 1 and Fig. 2, comprise pole piece making step: fallen by equipment by the positive plate sheared, below is gluing barrier film; Gluing barrier film with gluing on positive plate contact-making surface, glue the whole membrane surface of non-covered, glue sites is determined by positive plate lowering position; After positive plate falls and gluing diaphragm adhering being fixed; Fallen by equipment by the negative plate sheared, below is same gluing barrier film; In barrier film direction of advance, negative plate and positive plate are spaced, and form negative plate-positive plate-negative plate distribution; Positive plate in barrier film direction of advance, between negative plate, spacing distance to determine and according to winding positive electrode sheet and negative plate number, positive plate and negative plate thickness and membrane thicknesses determine jointly, and this spacing presents loop distribution by designing; Positive plate and negative plate are fixed on after on barrier film, are completed the making of battery core by winding barrier film; During winding, to ensure that the first of a battery core and last section of pole piece are negative plate simultaneously; After battery core completes, then by assembling, inject electrolyte, change into partial volume after complete takeup type laminated batteries make.
Embodiment 2
See the barrier film automatic double surface gluer described in Fig. 3,10 is glue storage facilities parts, and glue arrives 12 and 13 parts by 11 glue transfer canals, and 12 is circular ports, and 15 is hairbrush class gluing member; Be circular by the gluing shape of 12 gained; Be ribbon by the gluing shape of 15 gained; 13 is adhesive liquid quantity and glue speeds control valve, is controlled thickness and the area of the glue be coated on barrier film by control adhesive liquid quantity and glue flowing velocity; 14 by-pass valve controls are by electronic control system.
Embodiment 3
See the state after the barrier film gluing described in Fig. 4, can be that circular pipeline puts glue on barrier film by end, some glue number is designed by pole piece and barrier film width determines jointly, and some glue position outermost should be positioned at inside pole piece; The automatic double surface gluer being hairbrush by bottom can obtain ribbon glue bearing areas to paste fixing pole piece; Glue bearing areas length and width can be determined by hairbrush and membrane contacts time and hairbrush size; Hairbrush and membrane contacts time are controlled by electronic control system.
Embodiment 4
See Fig. 5, described positive plate and negative plate interval are fixed on after on barrier film can start winding making laminated batteries; Positive plate and negative plate need spaced apart; Making number one before reeling must be negative plate; Carrying out reels, and what roll into last place must be negative plate; The structure of final formation is cathode pole piece parcel anode pole piece and barrier film parcel cathode pole piece structure; When designing, cathode pole piece needs to be greater than anode pole piece width 2-6mm on barrier film Width; Volume pin needs when driving barrier film to reel first to fix barrier film on volume pin; Barrier film before winding on volume pin needs to wrap cathode pole piece.
Embodiment 5
See Fig. 6, described is reach by winding barrier film the object schematic diagram making laminated batteries after diaphragms fixes positive plate and negative plate; Reel after first wrapping up barrier film above volume pin; Drive barrier film to reach by power-equipment winding volume pin and make laminated batteries object; First pole piece when starting that reels is cathode pole piece and the last a slice pole piece of each battery core is also cathode pole piece; The both sides ensureing every sheet positive plate are negative plates; Last a slice negative plate should be wrapped by barrier film, and laminated batteries battery core of having taped after cutting off barrier film by automatic disconnecting device makes.
In sum, the laminated batteries that the present invention fixes the making of pole piece by winding barrier film gluing can be enhanced productivity, and simplifies production technology, reduces production cost, solve the problem of the consistency difference in production process, improves cycle life and the security performance of battery.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the embodiment of the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, in the scope of, accompanying drawing open in the application and claim, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.Therefore, the embodiment of the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with design feature disclosed herein.
Claims (9)
1. on barrier film, a takeup type laminated batteries manufacture method for pole piece fixed by gluing, it is characterized in that, described pole piece manufacture method comprises the following steps:
The first step: the positive plate sheared according to design size is fallen by equipment, below is gluing barrier film; Gluing barrier film with gluing on positive plate contact-making surface, glue the whole membrane surface of non-covered, glue sites is determined by positive plate lowering position; Gluing shape is determined by automatic double surface gluer hairbrush; After equipment positive plate falls and gluing diaphragm adhering being fixed;
Second step: the negative plate sheared is fallen by equipment, below is same gluing barrier film; In barrier film direction of advance, negative plate and positive plate are spaced, and form negative plate-positive plate-negative plate distribution; Positive plate in barrier film direction of advance, between negative plate, spacing distance to determine and according to winding positive electrode sheet and negative plate number, positive plate and negative plate thickness and membrane thicknesses determine jointly, and this spacing presents loop distribution by designing;
3rd step: positive plate and negative plate are fixed on after on barrier film, completes the making of battery core by winding barrier film; During winding, to ensure that first and last section of pole piece are negative plate simultaneously; After battery core completes, then by assembling, inject electrolyte, change into partial volume after complete takeup type laminated batteries make.
2. on barrier film as claimed in claim 1, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, it is characterized in that, described positive/negative plate has the barrier film of glue-line to be fixed with surface, and the shape of the glue be coated with on barrier film can be ribbon also can be point-like.
3. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, and it is characterized in that, described glue-line main component is Kynoar.
4. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, and it is characterized in that, negative plate external application sack encapsulates, and encapsulates sack used and is made up through packaging by hot pressing in both sides of two panels barrier film, and isolation positive/negative plate prevents short circuit.
5. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, it is characterized in that, the positive electrode of described battery is one or more in LiFePO4, LiMn2O4, cobalt acid lithium, nickle cobalt lithium manganate or nickel cobalt lithium aluminate material.
6. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, it is characterized in that, described barrier film is polyethylene film (PE), polypropylene screen (PP), ceramic diaphragm or three layers of composite diaphragm (PP-PE-PP).
7. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, it is characterized in that, described barrier film 2mm-6mm wider than positive and negative plate outward flange fixed thereon.
8. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, and it is characterized in that, the electrolyte in described electrolyte is organic solvent electrolyte, polymer dielectric, gel electrolyte or all solid state electrolyte.
9. on barrier film as claimed in claim 2, the takeup type laminated batteries manufacture method of pole piece fixed by gluing, it is characterized in that, the shell of described battery is aluminum hull, one or more in box hat, plastic housing or aluminum plastic film material make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989291.6A CN105428727B (en) | 2015-12-24 | 2015-12-24 | Gluing fixes the takeup type laminated batteries preparation method of pole piece on a kind of barrier film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989291.6A CN105428727B (en) | 2015-12-24 | 2015-12-24 | Gluing fixes the takeup type laminated batteries preparation method of pole piece on a kind of barrier film |
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| Publication Number | Publication Date |
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| CN105428727A true CN105428727A (en) | 2016-03-23 |
| CN105428727B CN105428727B (en) | 2017-11-10 |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811018A (en) * | 2016-05-07 | 2016-07-27 | 合肥国轩高科动力能源有限公司 | Method for fixing pole plate on diaphragm |
| CN105811016A (en) * | 2016-05-29 | 2016-07-27 | 合肥国轩高科动力能源有限公司 | Laminated lithium ion battery manufacturing method |
| CN105895860A (en) * | 2016-05-07 | 2016-08-24 | 合肥国轩高科动力能源有限公司 | Fabrication method for electrode assembly of winding type lamination battery |
| CN107204415A (en) * | 2017-07-11 | 2017-09-26 | 力信（江苏）能源科技有限责任公司 | A kind of high temperature safe type battery core |
| CN108682897A (en) * | 2018-05-10 | 2018-10-19 | 上海乾得智能科技有限公司 | Electrical core of power battery winding method and device |
| CN108832192A (en) * | 2018-06-21 | 2018-11-16 | 桑顿新能源科技有限公司 | A method of improving lithium battery security performance |
| CN108871997A (en) * | 2018-03-23 | 2018-11-23 | 合肥国轩高科动力能源有限公司 | A kind of test method of gluing diaphragm swellbility |
| CN110165280A (en) * | 2019-05-29 | 2019-08-23 | 成都特隆美储能技术有限公司 | The lamination process and its battery of a kind of vibration resistance, long-life energy-storage battery |
| CN110277584A (en) * | 2019-06-24 | 2019-09-24 | 湖南聚锂能源科技有限公司 | A kind of production technology and rotary disc type device of laminated batteries |
| CN111293347A (en) * | 2020-04-08 | 2020-06-16 | 湖北亿纬动力有限公司 | Battery production process |
| CN111477771A (en) * | 2020-02-28 | 2020-07-31 | 合肥国轩高科动力能源有限公司 | High-energy-density square laminated lithium ion battery and preparation method thereof |
| CN112234262A (en) * | 2020-11-20 | 2021-01-15 | 苏州凌威新能源科技有限公司 | Battery cell manufacturing method and lithium ion battery |
| CN112259804A (en) * | 2020-03-31 | 2021-01-22 | 蜂巢能源科技有限公司 | Lamination method of pole group and lamination device of pole group |
| CN112676114A (en) * | 2020-12-21 | 2021-04-20 | 合肥国轩高科动力能源有限公司 | Diaphragm gluing and drying device for lithium battery pole piece lamination |
| CN113410506A (en) * | 2021-06-18 | 2021-09-17 | 东莞理工学院 | Automatic winding mechanism with continuous feeding function for automatic lithium battery production tool |
| CN113597683A (en) * | 2020-09-30 | 2021-11-02 | 宁德新能源科技有限公司 | Electrode assembly, battery and preparation method of electrode assembly |
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| CN110277584A (en) * | 2019-06-24 | 2019-09-24 | 湖南聚锂能源科技有限公司 | A kind of production technology and rotary disc type device of laminated batteries |
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| CN112259804A (en) * | 2020-03-31 | 2021-01-22 | 蜂巢能源科技有限公司 | Lamination method of pole group and lamination device of pole group |
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| CN113597683A (en) * | 2020-09-30 | 2021-11-02 | 宁德新能源科技有限公司 | Electrode assembly, battery and preparation method of electrode assembly |
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| CN112676114A (en) * | 2020-12-21 | 2021-04-20 | 合肥国轩高科动力能源有限公司 | Diaphragm gluing and drying device for lithium battery pole piece lamination |
| CN113410506A (en) * | 2021-06-18 | 2021-09-17 | 东莞理工学院 | Automatic winding mechanism with continuous feeding function for automatic lithium battery production tool |
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Application publication date: 20160323 Assignee: Shanghai Xuanyi New Energy Development Co.,Ltd. Assignor: Hefei Guoxuan High-Tech Power Energy Co.,Ltd. Contract record no.: X2023980049293 Denomination of invention: A method for manufacturing a coiled laminated battery with adhesive coated fixed electrode plates on a diaphragm Granted publication date: 20171110 License type: Common License Record date: 20231207 |