CN204760475U - A double -side coating lamination packaging technology for lithium cell manufacturing in -process and device thereof - Google Patents
A double -side coating lamination packaging technology for lithium cell manufacturing in -process and device thereof Download PDFInfo
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- CN204760475U CN204760475U CN201520533011.6U CN201520533011U CN204760475U CN 204760475 U CN204760475 U CN 204760475U CN 201520533011 U CN201520533011 U CN 201520533011U CN 204760475 U CN204760475 U CN 204760475U
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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
Abstract
The utility model relates to a double -side coating lamination assembly device of lithium cell manufacturing in -process, and comprises a base material, first carry over pinch rolls unit, dust collector, first coating subassembly, second carry over pinch rolls unit, third carry over pinch rolls unit, second coating subassembly, the roll -in device, the section device, transfer device and draw gear, the substrate has first face and second face, the second face is rolled up at first carry over pinch rolls unit, on second carry over pinch rolls unit and the third carry over pinch rolls unit, and the upset takes place for the substrate behind second carry over pinch rolls unit and third carry over pinch rolls unit, the substrate is at draw gear, first carry over pinch rolls unit, under of the pulling of second carry over pinch rolls unit and third carry over pinch rolls unit, loop through dust collector, first coating subassembly, second coating subassembly, the roll -in device, thereby accomplish the double -side coating of substrate, pull in proper order through section device and transfer device by the draw gear who is located the device tail end again, accomplish subsequent battery lamination and equipment process.
Description
Technical field
The utility model relates to lithium battery and manufactures field, is specifically related to a kind of for the double spread lamination assembling technique in lithium battery manufacture process and device thereof.
Background technology
Lithium ion battery, because of advantages such as its specific energy density is large, specific power is high, operating voltage is high, good cycling stability, is current consumption electronic product, the electric energy accumulation of energy solution that is most widely used in electronic transport facility, clean energy resource energy-storage system.In the lithium ion battery applications fields such as electronic transport facility, clean energy resource energy-storage system, the fail safe of lithium ion battery and energy storage density are had higher requirement.The solid lithium ion battery being core with gel-form solid polymer electrolyte, solid polyelectrolyte, inorganic full-solid electrolyte becomes the main trend of lithium ion battery energy storage technology of future generation development because of the security feature of its excellence and huge energy storage density Improvement.
Based on gel-form solid polymer electrolyte, solid polyelectrolyte, the electrolytical lithium ion battery of inorganic full-solid in the fabrication process, all relate to gel electrolyte membrane material, solid polyelectrolyte or inorganic full-solid electrolytic thin-membrane to prepare in the coating of pole piece, especially be conducive to the double spread that gel electrolyte, solid polyelectrolyte and inorganic solid electrolyte play its performance potential, technique still has larger challenge.
At present, more existing coating processes are applied to the coating preparation of gel electrolyte membrane material, solid polyelectrolyte and inorganic full-solid electrolytic thin-membrane, but they all have its limitation in commercial application.Such as, rotary coating (Spin-coating) technology is difficult to realize large-area even spread; Best-Effort request film (Dip-coating) technology is due to the Action of Gravity Field in lift process, and the thickness evenness of gained membrane material is difficult to ensure; Scrape skill in using a kitchen knife in cookery coating (DoctorBlading) technology in actual applications, be easy to form air blister defect at gel mould material surface, production precision is lower, and raw material availability is lower, double spread efficiency is lower.And, in order to realize double spread and lamination assembling in above-mentioned several coating process, pole piece be need overturn or shift by modes such as grippings, the destruction and the damage that contact chucking position membrane materials for electrolyte in gripping process, usually caused.
Slot coated (SlotDieCoating) is a kind of high accuracy coating technique fast-developing in recent years, and is convenient to realize volume to volume double spread technique, and production efficiency can be guaranteed.But common volume to volume slot coating technique and conventional coating equipment, be easy to destroy the membrane materials for electrolyte coating pole piece two sides, cause product quality to ensure in process such as mistake roller, rolling etc.
Utility model content
The purpose of this utility model is to provide a kind of for the survivable apparatus for assembling coating the double spread lamination of the membrane materials for electrolyte on pole piece two sides in lithium battery manufacture process, and the utility model is also applicable to high efficiency positive/negative plate double spread and battery assembling.
The technical solution adopted in the utility model: a kind of for the double spread lamination assembling device in lithium battery manufacture process, comprises base material, first carry-over pinch rolls unit, dust cleaning apparatus, first coating assembly, second carry-over pinch rolls unit, 3rd carry-over pinch rolls unit, second coating assembly, slicing device, transfer device and draw-gear, wherein, described base material has first surface and second, and described second face twists in described first carry-over pinch rolls unit, on second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, and described base material overturns after described second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, and described base material is at described draw-gear, first carry-over pinch rolls unit, under the traction of the second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, successively by described dust cleaning apparatus, first coating assembly and the second coating assembly, thus complete the double spread of described base material, then drawn successively through slicing device and transfer device by the draw-gear being positioned at device tail end, complete follow-up battery lamination and assembling procedure.
Effect of the present utility model: the coating preparation that both may be used for gel-form solid polymer electrolyte membrane material, solid polyelectrolyte and inorganic full-solid membrane materials for electrolyte, also can be used for the coating of positive and negative electrode pole piece, applicability is wider; In addition, can ensure to coat the gel-form solid polymer electrolyte on cathode pole piece, mechanical presses that solid polyelectrolyte, inorganic full-solid membrane materials for electrolyte can not be subject to the devices such as carry-over pinch rolls, thus the destruction of gel electrolyte, solid polyelectrolyte or inorganic full-solid membrane materials for electrolyte and damage when effectively prevent double spread, in addition, adopt not rolling double spread to prepare both positive and negative polarity pole piece, enhance productivity greatly.
Further, when described base material is collector, describedly also comprise rolling device for the double spread lamination assembling device in lithium battery manufacture process, described base material is under the traction of described draw-gear, the first carry-over pinch rolls unit, the second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, successively by described dust cleaning apparatus, the first coating assembly, the second coating assembly and rolling device, thus complete the double spread of described base material, drawn by described draw-gear again, successively through described slicing device and transfer device, complete follow-up battery lamination and assembling procedure.
Further, described first coating assembly comprises the first infiltration apparatus, the first apparatus for coating and the first drying device, described second coating assembly comprises the second infiltration apparatus, the second apparatus for coating and the second drying device, the delivery port of described first infiltration apparatus and the first apparatus for coating is all positioned at above the first surface of described base material, and the delivery port of described second infiltration apparatus and the second apparatus for coating is all positioned at second top of described base material.
Further, described first infiltration apparatus and the second infiltration apparatus are atomizer, spray equipment, the container of infiltrate or the combination in any of above-mentioned three are housed; Described first apparatus for coating and the second apparatus for coating be slot coated die head, ultrasonic atomizatio shower nozzle, two phase flow atomizer, spray equipment or above-mentioned four combination in any; Described first drying device and the second drying device be baking oven, ultraviolet curing device, light curring unit, convective drying case or above-mentioned four combination in any.
Further, described dust cleaning apparatus is the combination in any of hairbrush dust cleaning apparatus, electrostatic precipitator, flow filtration dust cleaning apparatus or above-mentioned three.
Further, described slicing device is cross cutting slicing device or laser dicing device.
Further, described first carry-over pinch rolls unit, the second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit are air supporting carry-over pinch rolls or contact carry-over pinch rolls.
Further, described transfer device is that negative pressure inhales sheet devices or manipulator tray device.
Accompanying drawing explanation
Figure 1 shows that the utility model first embodiment provides for the double spread lamination assembling process chart in lithium battery manufacture process.
Figure 2 shows that the structural representation of plus plate current-collecting body after slicing step as shown in Figure 1.
Figure 3 shows that the structural representation of cathode pole piece after slicing step as shown in Figure 1.
Figure 4 shows that anode pole piece that the utility model embodiment provides, vertical view that double spread has the lamination process of the electrolytical cathode pole piece of gel electrolyte, solid polyelectrolyte or inorganic full-solid.
Figure 5 shows that the structural representation for the double spread lamination assembling device in lithium battery manufacture process that the utility model second embodiment provides.
In accompanying drawing, the list of parts representated by each label is as follows:
101, the first carry-over pinch rolls unit, 102, the second carry-over pinch rolls unit, the 103, the 3rd carry-over pinch rolls unit, 104, draw-gear, 105, dust cleaning apparatus, 106, the first infiltration apparatus, the 107, first apparatus for coating, the 108, first drying device, 109, the second infiltration apparatus, 110, the second apparatus for coating, the 111, second drying device, 112, slicing device, 113, transfer device, 114, rolling device, 200, anode pole piece, 201, positive pole body, 202, positive pole ear, 300, cathode pole piece, 301, negative pole body, 302, negative lug.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Refer to Fig. 1, for the utility model first embodiment provide for the double spread lamination assembling process chart in lithium battery manufacture process.In the fabrication process, the double spread lamination assembling process chart of collector has following steps to lithium battery:
Step S1, chooses collector, and carries out dedusting to this collector;
Step S2, infiltrates the one side of this collector, is coated with polar active material and drying;
Step S3, overturns this collector;
Step S4, infiltrates the another side of this collector, is coated with and the polar active material of step S2 identical polar and drying, thus form anode pole piece or the cathode pole piece of double spread active material;
Step S5, carries out roll-in compacting to this anode pole piece or cathode pole piece;
Step S6, chooses cathode pole piece, and carries out dedusting to this cathode pole piece;
Step S7, infiltrates the one side of this cathode pole piece, is coated with gel electrolyte, solid polyelectrolyte or inorganic solid electrolyte material and drying;
Step S8, overturns this cathode pole piece;
Step S9, infiltrates the another side of this cathode pole piece, is coated with the material identical with step S7 and drying;
Step S10, cuts into slices to this anode pole piece and the cathode pole piece being coated with gel electrolyte, solid polyelectrolyte or inorganic solid electrolyte material and shifts;
Step S11, carries out lamination alternately by the anode pole piece after section with the cathode pole piece being coated with gel electrolyte, solid polyelectrolyte or inorganic solid electrolyte material and encapsulates.
Refer to Fig. 2, after the two sided coatings of the collector provided for the utility model has positive electrode active materials, form the structural representation of anode pole piece 200.Anode pole piece 200 has positive pole body 201 and positive pole ear 202 after being cut into slices, positive pole body 201 two sides of anode pole piece 200 is all coated with positive electrode active materials, and positive pole ear 202 is uncoated positive electrode active materials.
Refer to Fig. 3, the two sided coatings of the cathode pole piece 300 provided for the utility model has the structural representation after gel-form solid polymer electrolyte, solid polyelectrolyte or inorganic full-solid membrane materials for electrolyte.Cathode pole piece 300 has negative pole body 301 and negative lug 302 after being cut into slices, negative pole body 301 two sides of cathode pole piece 300 is also coated with gel-form solid polymer electrolyte, solid polyelectrolyte or inorganic full-solid membrane materials for electrolyte except being coated with negative active core-shell material, negative lug 302 two sides is uncoated negative active core-shell material, but is having gel-form solid polymer electrolyte, solid polyelectrolyte, inorganic full-solid membrane materials for electrolyte or be covered with insulating tape near the one end portion of negative pole body 301 is applied.And the size of anode pole piece 200 is bigger than normal compared with the size of cathode pole piece 300.
Please refer to Fig. 4, it is depicted as the vertical view of positive and negative electrode pole piece after lamination process.Because the size of anode pole piece 200 is large compared with the size of cathode pole piece 300, and the part that the negative lug 302 of cathode pole piece 300 contacts with anode pole piece 200 is coated with gel electrolyte, solid polyelectrolyte, inorganic full-solid membrane materials for electrolyte or is covered with insulating tape, so, effectively battery short circuit can be prevented.
Therefore, for realizing this lamination process, when coated polymeric gel electrolyte, solid polyelectrolyte or inorganic full-solid membrane materials for electrolyte, the size of cutting into slices in coating width and slice process step reasonably should be set, the negative lug 302 of cathode pole piece 300 is covered by gel-form solid polymer electrolyte, solid polyelectrolyte, inorganic full-solid membrane materials for electrolyte or insulating tape near the one end portion of negative pole body 301.
In addition, need to use different infiltrates, coating presoma according to technique in coating process.Such as, during coating for positive and negative electrode pole piece active material, be plus or minus pole coating sizing-agent to the first surface of this collector and the coating presoma of second, wherein positive pole coating sizing-agent comprises the mixture of positive electrode active materials (cobalt acid lithium, lithium nickelate, LiMn2O4, cobalt nickel ion doped ternary material and LiFePO4 etc. or above-mentioned combination), conductive agent, binding agent, solvent.Negative pole coating sizing-agent comprises the mixture of negative active core-shell material (graphite, lithium titanate, silicon/carbon compound cathode materials etc. or above-mentioned combination), conductive agent, binding agent, solvent.The infiltrate of invading profit to the first surface of this collector and the second face can use the solvent of plus or minus pole dispersion of materials system; When being coated with for gel-form solid polymer electrolyte membrane material, the presoma used when the first surface of cathode pole piece 300 and second coating is generally formulated by polymeric matrix, electrolyte ingredient lithium salts, plasticizer, surfactant, inorganic material nano particle, flame-retardant additive, antioxidant, film for additive, anti-overcharge additive and multi-solvents etc., and infiltrate when invading profit to the first surface of this cathode pole piece 300 and the second face selects primary solvent wherein according to the formula of coating presoma; During for solid polyelectrolyte or the coating of inorganic full-solid membrane materials for electrolyte, powder or its disperse system of this electrolyte can be selected.According to the feature of coating presoma, in drying steps, select suitable drying process and device thereof.
The technique that the utility model provides both may be used for the coating preparation of gel-form solid polymer electrolyte membrane material, solid polyelectrolyte and inorganic full-solid membrane materials for electrolyte, and also can be used for the coating of positive and negative electrode pole piece, applicability is wider.
Refer to Fig. 5, for the structural representation for the double spread lamination assembling device in lithium battery manufacture process that the utility model second embodiment provides, this double spread lamination assembling device be used in lithium battery manufacture process had both been applicable to the coating of positive and negative electrode pole piece, also can be used for the coating preparation of gel-form solid polymer electrolyte membrane material, solid polyelectrolyte and inorganic full-solid membrane materials for electrolyte.
When this apparatus for assembling is just being used for, during the coating of cathode pole piece, this apparatus for assembling comprises base material, first carry-over pinch rolls unit 101, dust cleaning apparatus 105, first infiltration apparatus 106, first apparatus for coating 107, first drying device 108, second carry-over pinch rolls unit 102, 3rd carry-over pinch rolls unit 103, second infiltration apparatus 109, second apparatus for coating 110, second drying device 111, rolling device 114, slicing device 112, transfer device 113 and draw-gear 104, and this base material is collector, coating material in first apparatus for coating 107 and the second apparatus for coating 110 is polar active material.This base material has first surface and second, and this second face twists on the first carry-over pinch rolls unit 101, second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103, and this base material overturns after the second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103.This base material is under the traction of draw-gear 104, first carry-over pinch rolls unit 101, second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103, this base material has certain tension force, successively through dust cleaning apparatus 105, first infiltration apparatus 106, first apparatus for coating 107 and the first drying device 108, second infiltration apparatus 109, second apparatus for coating 110, second drying device 111, rolling device 114, thus complete the double spread of described base material, again through slicing device 112 and transfer device 113, complete follow-up battery lamination and assembling procedure.The delivery port of the first infiltration apparatus 106 and the first apparatus for coating 107 is all positioned at above the first surface of this base material, and the delivery port of the second infiltration apparatus 109 and the second apparatus for coating 110 is all positioned at second top of this base material.
When this apparatus for assembling is used for gel-form solid polymer electrolyte membrane material, during the coating of solid polyelectrolyte and inorganic full-solid membrane materials for electrolyte, this apparatus for assembling comprises base material, first carry-over pinch rolls unit 101, dust cleaning apparatus 105, first infiltration apparatus 106, first apparatus for coating 107, first drying device 108, second carry-over pinch rolls unit 102, 3rd carry-over pinch rolls unit 103, second infiltration apparatus 109, second apparatus for coating 110, second drying device 111, slicing device 112, transfer device 113 and draw-gear 104, and this base material is cathode pole piece, coating material in first apparatus for coating 107 and the second apparatus for coating 110 is gel electrolyte, solid polyelectrolyte or inorganic solid electrolyte material.This base material has first surface and second, and this second face twists on the first carry-over pinch rolls unit 101, second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103, and this base material overturns after the second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103.This base material is under the traction of draw-gear 104, first carry-over pinch rolls unit 101, second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103, this base material has certain tension force, successively through dust cleaning apparatus 105, first infiltration apparatus 106, first apparatus for coating 107 and the first drying device 108, second infiltration apparatus 109, second apparatus for coating 110 and the second drying device 111, thus complete the double spread of described base material, again through slicing device 112 and transfer device 113, complete follow-up battery lamination and assembling procedure.The delivery port of the first infiltration apparatus 106 and the first apparatus for coating 107 is all positioned at above the first surface of this base material, and the delivery port of the second infiltration apparatus 109 and the second apparatus for coating 110 is all positioned at second top of this base material.
First carry-over pinch rolls unit 101, second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103 can be air supporting carry-over pinch rolls or contact carry-over pinch rolls.
This dust cleaning apparatus 105 can be the combination in any of hairbrush dust cleaning apparatus, electrostatic precipitator, flow filtration dust cleaning apparatus or above-mentioned three.This base material is after dust cleaning apparatus 105, and namely the pollutants such as the particulate solid of absorption on it are removed.In the present embodiment, dust cleaning apparatus 105 is the combination of hairbrush dust cleaning apparatus and electrostatic precipitator.
First infiltration apparatus 106 and the second infiltration apparatus 109, for appropriate infiltrate being applied to equably the surface of base material, fully infiltrating during by infiltrating in advance and making applying material and coating object contact in follow-up coating process, ensure the effect of coating process.First infiltration apparatus 106 and the second infiltration apparatus 109 all can be atomizer, spray equipment, the container of infiltrate or the combination in any of above-mentioned three are housed.First infiltration apparatus 106 and the second infiltration apparatus 109 can adjust according to flexible process design with the angle of this substrate plane.Understandably, the first infiltration apparatus 106 can be identical with the second infiltration apparatus 109, also can not be identical.
First apparatus for coating 107 and the second apparatus for coating 110 are for coating the surface of base material equably by coating presoma.First apparatus for coating 107 and the second apparatus for coating 110 all can be slot coated die head, ultrasonic atomizatio shower nozzle, two phase flow atomizer, spray equipment or above-mentioned four combination in any, be precise dipping technology, so can ensure the consistency of technique, the coating of gel electrolyte membrane can reach 10um ± 500nm.First apparatus for coating 107 and the second apparatus for coating 110 can adjust according to flexible process design with the angle of substrate plane.Understandably, the first apparatus for coating 107 can be identical with the second apparatus for coating 110, also can not be identical.
First drying device 108 and the second drying device 111, for making the surface that the presoma of coating solidifies, film forming, sintering densification are also attached to this base material well, also form certain microstructure with phase separation in some cases.First drying device 108 and the second drying device 111 all can be baking oven, ultraviolet curing device, light curring unit, drying box or above-mentioned four combination in any.In the present embodiment, the first infiltration apparatus 106 and the second infiltration apparatus 109 are two phase flow atomizer; First apparatus for coating 107 and the second apparatus for coating 110 are slot coated die head; First drying device 108 and the second drying device 111 are drying box.Understandably, the first drying device 108 can be identical with the second drying device 111, also can not be identical.
Rolling device 114 is twin rollers, for increasing the compacted density of the polar active material that this collector is coated with.
Slicing device 112 can be cross cutting slicing device or laser dicing device.In the present embodiment, slicing device 112 is cross cutting slicing device.
Transfer device 113 can be negative pressure and inhales sheet devices or manipulator tray device.In the present embodiment, transfer device 113 comprises vacuum and inhales sheet transfer robot arm and a controller.
Understandably, the first infiltration apparatus 106, first apparatus for coating 107 and the first drying device 108 also can all or part ofly be arranged between the second carry-over pinch rolls unit 102 and the 3rd carry-over pinch rolls unit 103.
The utility model both may be used for the coating preparation of gel-form solid polymer electrolyte membrane material, solid polyelectrolyte and inorganic full-solid membrane materials for electrolyte, and also can be used for the coating of positive and negative electrode pole piece, applicability is wider; In addition, can ensure that gel-form solid polymer electrolyte, solid polyelectrolyte or the inorganic full-solid membrane materials for electrolyte coated on cathode pole piece can not be subject to the mechanical presses of the devices such as carry-over pinch rolls, thus the destruction of membrane material and damage when effectively prevent double spread.In addition, adopt not rolling double spread to prepare positive and negative electrode pole piece, enhance productivity greatly.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (8)
1. one kind for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: comprise base material, first carry-over pinch rolls unit, dust cleaning apparatus, first coating assembly, second carry-over pinch rolls unit, 3rd carry-over pinch rolls unit, second coating assembly, slicing device, transfer device and draw-gear, wherein, described base material has first surface and second, described second face twists in described first carry-over pinch rolls unit, on second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, and described base material overturns after described second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, described base material is at described draw-gear, first carry-over pinch rolls unit, under the traction of the second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, successively by described dust cleaning apparatus, first coating assembly and the second coating assembly, thus complete the double spread of described base material, drawn successively through slicing device and transfer device by the draw-gear being positioned at device tail end again, complete follow-up battery lamination and assembling procedure.
2. as claimed in claim 1 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: when described base material is collector, describedly also comprise rolling device for the double spread lamination assembling device in lithium battery manufacture process, described base material is at described draw-gear, first carry-over pinch rolls unit, under the traction of the second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit, successively by described dust cleaning apparatus, first coating assembly, second coating assembly and rolling device, thus complete the double spread of described base material, drawn by described draw-gear again, successively through described slicing device and transfer device, complete follow-up battery lamination and assembling procedure, coating material in wherein said first coating assembly and the second coating assembly is polar active material.
3. as claimed in claim 2 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: described first coating assembly comprises the first infiltration apparatus, the first apparatus for coating and the first drying device, described second coating assembly comprises the second infiltration apparatus, the second apparatus for coating and the second drying device, the delivery port of described first infiltration apparatus and the first apparatus for coating is all positioned at above the first surface of described base material, and the delivery port of described second infiltration apparatus and the second apparatus for coating is all positioned at second top of described base material.
4. as claimed in claim 3 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: described first infiltration apparatus and the second infiltration apparatus are atomizer, spray equipment, the container of infiltrate or the combination in any of above-mentioned three are housed; Described first apparatus for coating and the second apparatus for coating be slot coated die head, ultrasonic atomizatio shower nozzle, two phase flow atomizer, spray equipment or above-mentioned four combination in any; Described first drying device and the second drying device be baking oven, ultraviolet curing device, light curring unit, convective drying case or above-mentioned four combination in any.
5. as described in any one of Claims 1-4 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: described dust cleaning apparatus is the combination in any of hairbrush dust cleaning apparatus, electrostatic precipitator, flow filtration dust cleaning apparatus or above-mentioned three.
6. as described in any one of Claims 1-4 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: described slicing device is cross cutting slicing device or laser dicing device.
7. as described in any one of Claims 1-4 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: described first carry-over pinch rolls unit, the second carry-over pinch rolls unit and the 3rd carry-over pinch rolls unit are air supporting carry-over pinch rolls or contact carry-over pinch rolls.
8. as described in any one of Claims 1-4 for the double spread lamination assembling device in lithium battery manufacture process, it is characterized in that: described transfer device is that negative pressure inhales sheet devices or manipulator tray device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533011.6U CN204760475U (en) | 2015-07-21 | 2015-07-21 | A double -side coating lamination packaging technology for lithium cell manufacturing in -process and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533011.6U CN204760475U (en) | 2015-07-21 | 2015-07-21 | A double -side coating lamination packaging technology for lithium cell manufacturing in -process and device thereof |
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| CN204760475U true CN204760475U (en) | 2015-11-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024040A (en) * | 2015-07-21 | 2015-11-04 | 成都英诺科技咨询有限公司 | Two-side coating, laminating and assembling technology and device for lithium battery manufacturing process |
| CN105826593A (en) * | 2016-05-28 | 2016-08-03 | 合肥国轩高科动力能源有限公司 | Polar plate and diaphragm high-speed continuous fixing device for energy storage device |
| CN108400281A (en) * | 2018-01-22 | 2018-08-14 | 中航锂电（洛阳）有限公司 | A kind of preparation method of pole piece |
| CN108607708A (en) * | 2018-05-02 | 2018-10-02 | 上海民宁科技有限公司 | A kind of hundred sticky cloth production methods |
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2015
- 2015-07-21 CN CN201520533011.6U patent/CN204760475U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024040A (en) * | 2015-07-21 | 2015-11-04 | 成都英诺科技咨询有限公司 | Two-side coating, laminating and assembling technology and device for lithium battery manufacturing process |
| CN105024040B (en) * | 2015-07-21 | 2018-12-04 | 成都英诺科技咨询有限公司 | A kind of double spread lamination assembling technique and its device in lithium battery manufacturing process |
| CN105826593A (en) * | 2016-05-28 | 2016-08-03 | 合肥国轩高科动力能源有限公司 | Polar plate and diaphragm high-speed continuous fixing device for energy storage device |
| CN105826593B (en) * | 2016-05-28 | 2018-09-18 | 合肥国轩高科动力能源有限公司 | A kind of continuous fixing device of high speed of energy storage device pole plate and diaphragm |
| CN108400281A (en) * | 2018-01-22 | 2018-08-14 | 中航锂电（洛阳）有限公司 | A kind of preparation method of pole piece |
| CN108607708A (en) * | 2018-05-02 | 2018-10-02 | 上海民宁科技有限公司 | A kind of hundred sticky cloth production methods |
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