CN108736033B - Flexible hinge type lamination process - Google Patents
Flexible hinge type lamination process Download PDFInfo
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- CN108736033B CN108736033B CN201810642708.5A CN201810642708A CN108736033B CN 108736033 B CN108736033 B CN 108736033B CN 201810642708 A CN201810642708 A CN 201810642708A CN 108736033 B CN108736033 B CN 108736033B
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- 238000003475 lamination Methods 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims abstract description 43
- 230000008569 process Effects 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 24
- 238000010030 laminating Methods 0.000 claims description 5
- 239000002356 single layer Substances 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/003—Apparatus or processes for encapsulating capacitors
-
- 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
- H01M10/045—Cells or batteries with folded plate-like electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
The invention discloses a flexible hinge type lamination process. The process comprises the following steps: (1) fixing the positive plate and the negative plate of the laminated battery on the diaphragm in a pairwise adjacent manner, and then conveying the laminated battery to a feeding roller; (2) the diaphragm fixed with the positive plate and the negative plate is continuously conveyed downwards to a lamination table through a feeding roller, and the positive plate and the negative plate which are adjacently fixed on the diaphragm in pairs are automatically laminated on the lamination table in a form of a four-bar hinge mechanism. The process can realize high-speed automatic lamination, the lamination speed reaches 5-10 sheets/s, and the lamination speed is greatly improved compared with the lamination speed of the prior art, so that the process is more favorable for realizing the large-scale production of laminated batteries or capacitors; meanwhile, the flexible hinge type lamination process is simple in process flow, few in mechanical structures and stations which need to be added, low in cost, high in efficiency and high in lamination uniformity, the characteristics of the pole pieces and the diaphragm are fully utilized, the production efficiency is greatly improved, and the actual production requirements are met.
Description
Technical Field
The invention relates to the technical field of lamination of a laminated battery or a capacitor, in particular to a flexible hinge type lamination process.
Background
In the preparation stage of the laminated battery or the capacitor, the positive plate and the negative plate are formed into regular pole pieces by cutting equipment and are placed in the raw material storage stacking table, and the single pole piece is sucked to the laminating table by a manipulator. In order to achieve the purpose of isolating the sheet-shaped pole pieces by the diaphragm, the diaphragm needs to be folded in a Z shape by the pressing claw and other auxiliary mechanisms in the lamination process, intermittent reciprocating motion is needed in the folding action, the efficiency is low, the consumed time is long, more mechanical structures and stations are added for realizing folding, and the cost is high.
And adopt the winding mode to carry out the lamination of battery or electric capacity pole piece, then the interval between the pole piece can change along with the going on of winding, leads to the lamination regularity that the winding formed not enough, and the interval adjustment between the pole piece is consuming time and is hard, and production efficiency is low, is unfavorable for large-scale production.
Therefore, the research on the lamination process which can quickly and efficiently automatically laminate the laminated battery or the laminated capacitor and has high lamination uniformity and low cost has important significance, and the large-scale production efficiency of the laminated battery or the laminated capacitor is favorably improved.
Disclosure of Invention
The invention aims to provide a flexible hinge type lamination process aiming at the defects of the prior art. The process utilizes the rigidity difference of the pole piece and the diaphragm, realizes unidirectional continuous feeding of the feeding roller by adjusting the distance parameter of the lamination model, thereby achieving the effect of high-speed automatic folding of the pole piece and realizing high-speed automatic lamination of the pole piece.
The purpose of the invention is realized by the following technical scheme.
A flexible hinge type lamination process comprises the following steps:
(1) fixing the positive plate and the negative plate of the laminated battery on the diaphragm in a pairwise adjacent manner, and then conveying the laminated battery to a feeding roller;
(2) the diaphragm fixed with the positive plate and the negative plate is continuously conveyed downwards to a lamination table through a feeding roller, and the positive plate and the negative plate which are adjacently fixed on the diaphragm in pairs are automatically laminated on the lamination table in a hinge screw rod mode.
Preferably, in the step (1), the positive electrode sheet and the negative electrode sheet have the same thickness.
Preferably, in the step (1), the adjacent interval between the positive plate and the negative plate is the sum of the thickness of the single-layer plate and half of the difference between the negative plate and the width of the positive plate.
The negative electrode tab has a width difference from the positive electrode tab, and the negative electrode tab is generally wider than the positive electrode tab.
Preferably, in the step (1), the positive electrode plate and the negative electrode plate are adjacent to each other and are respectively attached and fixed to two surfaces of the diaphragm.
Preferably, in the step (1), the positive electrode plate and the negative electrode plate are fixed on the separator in a manner that the positive electrode plate and the negative electrode plate are adjacent to each other: the positive plate and the negative plate are adjacently arranged between the upper diaphragm and the lower diaphragm in pairs, and the upper diaphragm and the lower diaphragm are positioned at the interval part between the positive plate and the negative plate to be pressed or adhered, so that the positive plate or the negative plate is fixed in a diaphragm cavity formed after the upper diaphragm and the lower diaphragm are pressed or adhered.
Preferably, in the step (2), the feeding roller is composed of a feeding driving roller and a feeding driven pressing roller, and the diaphragm fixed with the positive plate and the negative plate is conveyed downwards to the lamination table through a gap between the feeding driving roller and the feeding driven pressing roller.
More preferably, in the step (2), the relation between the center of the gap between the feeding driving roller and the feeding driven pressing roller and the table top distance h of the lamination table and the negative electrode sheet width w is as follows:
the center of the gap between the feeding driving roller and the feeding driven pressing roller and the table top of the lamination table are kept at a proper distance, so that smooth high-speed continuous feeding can be effectively ensured, and the lamination form of the hinge screw rod can be formed between the pole pieces, thereby realizing high-speed automatic lamination.
More preferably, in the step (2), the center of the lamination of the positive plate and the negative plate automatically completed is positioned on the vertical line of the center of the gap between the feeding driving roller and the feeding driven pressing roller, which is vertical to the lamination table.
More preferably, in the step (2), before the feeding roller conveys the diaphragm fixed with the positive plate and the negative plate downwards, the diaphragm is attached to the lamination table, the length of the attached part of the diaphragm is greater than the width of the negative plate, and the distance c between the attached position of the initial end of the diaphragm and the perpendicular line of the center of the gap between the feeding driving roller and the feeding driven pressing roller, which is perpendicular to the lamination table, is half of the width w of the negative plate.
More preferably, in the step (2), before the feeding roller conveys the diaphragm fixed with the positive plate and the negative plate downwards, the diaphragm corresponding to the first pole piece is attached to the lamination table, and the center of the first pole piece is positioned on the vertical line of the lamination table, which is perpendicular to the center of the gap between the feeding driving roller and the feeding driven pressing roller.
More preferably, in the step (2), a vertical guide plate is arranged below the feed roller.
Further advance toPreferably, the distance h between the bottom of the vertical guide plate and the table top of the laminating table1The relationship with the width w of the negative plate is as follows:
preferably, in the process of any one of the above processes, in the step (2), an arc-shaped or folding-type baffle plate is arranged on two sides between the feeding roller and the lamination table, and the arc-shaped or folding-type baffle plate is adapted to the motion track of the diaphragm fixed with the positive plate and the negative plate. The baffle is added, so that the deviation of the movement track of the diaphragm fixed with the positive plate and the negative plate can be prevented, and the normal folding of the pole pieces can be ensured.
When the vertical guide plate is arranged below the feeding roller, the arc-shaped or folding-type baffle plates are arranged on two sides between the vertical guide plate and the lamination table.
The action principle in the process of technological lamination of the invention is as follows: the driven compression roller of the feed roller compresses the diaphragm which is adjacently fixed with the positive plate and the negative plate between the driving roller and the driven roller, and the feed roller compresses the diaphragm at a speed v0The pole piece stuck on the diaphragm is actively conveyed downwards, and the pole piece has a speed v when leaving the feed roller0And a driving force F exists for the previous pole piece; simultaneously, the pole piece is acted by downward gravity. When the diaphragm fixed with the positive plate and the negative plate reaches the lamination platform, the pole pieces on the diaphragm are difficult to fold due to certain thickness and rigidity, the diaphragm can be simplified into a rod piece, the diaphragm is light, thin and flexible and can be simplified into a hinge, and the diaphragm between the pole pieces and the diaphragm in the lamination process forms a hinge mechanism, so that the diaphragm between two adjacent pole pieces forms a hinge shape and a break angle is easy to form. Due to the combined action of the driving force F and gravity, the folding direction of the folding angle is always towards the laminating table, so that the diaphragm is continuously folded in a Z shape. In the lamination process, the lamination speed is consistent with the feeding speed of the feeding roller, unidirectional continuous feeding can be realized, and the defects of low reciprocating and intermittent feeding efficiency in the conventional lamination process are overcome.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) the flexible hinge type lamination process can realize high-speed automatic lamination, the lamination speed reaches 5-10 sheets/s, and the lamination speed is greatly improved compared with the lamination speed (1-1.25 sheets/s) of the prior art, so that the large-scale production of laminated batteries or capacitors is realized;
(2) the flexible hinge type lamination process disclosed by the invention is simple in process flow, few in mechanical structure and station which need to be added, low in cost, high in efficiency and high in lamination uniformity, the characteristics of the pole piece and the diaphragm are fully utilized, the production efficiency is greatly improved, and the actual production requirement is favorably met.
Drawings
FIG. 1 is a schematic view of the construction of a flexible hinge-type lamination apparatus employed in example 1;
FIG. 2 is a schematic view showing the operation of the flexible hinge type lamination process in embodiment 1;
FIG. 3 is a schematic view of the flexible hinged lamination process of example 2 in which the initial end of the diaphragm is first attached to the lamination stage;
FIG. 4 is a schematic view of the flexible hinged lamination process of example 2, completing automatic lamination;
fig. 5 is a schematic view of the flexible hinge type lamination process in embodiment 3, in which the diaphragm corresponding to the first pole piece is attached to the lamination platform first;
FIG. 6 is a schematic view of the flexible hinged lamination process of example 3, completing automatic lamination;
FIG. 7 is a schematic view showing the electrode sheet fixed to the separator in example 4;
FIG. 8 is a schematic view of the flexible hinged lamination process of example 5 with baffles added;
FIG. 9 is a schematic view of the flexible hinged lamination process of example 6 with the addition of vertical guide plates;
the attached drawings are marked as follows: the device comprises a diaphragm 1, a positive plate 2, a negative plate 3, a feeding driving roller 4, a feeding driven roller 5, a lamination table 6, a baffle 7 and a vertical guide plate 8.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to specific examples and drawings, but the scope and implementation of the present invention are not limited thereto.
Example 1
A flexible hinge type lamination process adopts flexible hinge type lamination equipment as shown in figure 1, and the lamination equipment comprises a feed roller and a lamination table 6; wherein the feed roller is arranged above the lamination table 6; the feeding roller comprises a feeding driving roller 4 and a feeding driven pressing roller 5; the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5 and the center of the lamination table 6 are on the same straight line, and the feeding driving roller 4 is connected with a servo motor.
The specific flexible hinge type lamination process comprises the following steps:
(1) respectively attaching and fixing a positive plate 2 and a negative plate 3 of the laminated battery on two surfaces of a diaphragm 1 in a pairwise adjacent manner, and then conveying the diaphragm to a feeding roller, wherein the adjacent interval of the positive plate 2 and the negative plate 3 is the sum of the thickness of a single-layer pole piece and half of the width difference of the negative plate to a positive plate;
the diaphragm 1 fixed with the positive plate 2 and the negative plate 3 is conveyed downwards to a lamination table 6 through a gap between a feeding driving roller 4 and a feeding driven pressing roller 5; the relationship between the distance h between the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5 and the table surface of the lamination table 6 and the width w of the negative plate is as follows:
(2) the diaphragm 1 fixed with the positive plate 2 and the negative plate 3 is continuously conveyed downwards to a lamination table 6 through a feeding roller, the positive plate 2 and the negative plate 3 which are adjacently fixed on the diaphragm 1 in pairs automatically complete lamination on the lamination table 6 in a hinge four-bar mode, and the lamination speed reaches 5-10 sheets/s;
the center of the positive plate and the negative plate automatically laminated falls on the vertical line (c is w/2) of the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5, which is vertical to the lamination table 6.
The action principle of the lamination process is schematically shown in FIG. 2, wherein the pole pieces, the diaphragm between the pole pieces, the feed roller and the like are respectively arrangedSimplify the hinge mechanism that constitutes for member, flexible hinge and sliding pair: the driven compression roller of the feed roller compresses the diaphragm which is adjacently fixed with the positive plate and the negative plate between the driving roller and the driven roller, and the feed roller compresses the diaphragm at a speed v0The pole piece stuck on the diaphragm is actively conveyed downwards, and the pole piece has a speed v when leaving the feed roller0And a driving force F exists for the previous pole piece; simultaneously, the pole pieces are subjected to a downward gravitational force G. When the diaphragm fixed with the positive plate and the negative plate reaches the lamination platform, the pole pieces on the diaphragm are not easy to fold due to certain thickness and rigidity, the diaphragm can be simplified into a rod piece, the diaphragm is light, thin and flexible and can be simplified into a hinge, and the diaphragm between the pole pieces and the diaphragm in the lamination process forms a hinge mechanism, so that a bevel is formed at the position of the diaphragm between the two adjacent pole pieces. Due to the combined action of the driving force F and the gravity G, the folding direction of the folded angle is always towards the laminating table, so that the diaphragm is continuously folded in a Z shape. In the lamination process, the lamination speed is consistent with the feeding speed of the feeding roller, unidirectional continuous feeding can be realized, and the defects of low reciprocating and intermittent feeding efficiency in the conventional lamination process are overcome.
Example 2
Similar to example 1, in the step (2), before the feeding roller conveys the separator 1 fixed with the positive plate 2 and the negative plate 3 downwards, the separator 1 is attached to the table top of the lamination table (as shown in fig. 3), the length of the attached part of the separator 1 is greater than the width of the negative plate, the distance c between the initial end attached position of the separator 1 and the perpendicular line of the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5, which is perpendicular to the lamination table 6, is half of the width w of the negative plate, and the schematic diagram of the completed automatic lamination is shown in fig. 4.
Example 3
Similar to example 1, in the step (2), before the feeding roller conveys the separator 1 fixed with the positive plate 2 and the negative plate 3 downward, the separator corresponding to the first plate is attached to the table top of the lamination table (as shown in fig. 5), the center of the first plate falls on the perpendicular line of the feeding driving roller 4 and the feeding driven pressing roller 5, the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5 is perpendicular to the perpendicular line of the lamination table 6, the distance c between the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5 and the perpendicular line of the lamination table 6 is half of the width w of the negative plate, and the schematic diagram of completing automatic lamination is shown in fig. 6.
Example 4
As in example 1, example 2, or example 3, in step (1), the positive electrode sheet 2 and the negative electrode sheet 3 are fixed to the separator 1 in such a manner that they are adjacent to each other: the positive plate 2 and the negative plate 3 are adjacently arranged in pairs between the upper diaphragm 1 and the lower diaphragm 1, and the upper diaphragm 1 and the lower diaphragm 1 are pressed or adhered at the interval part between the positive plate and the negative plate, so that the positive plate or the negative plate is fixed in a diaphragm cavity formed after the upper diaphragm and the lower diaphragm are pressed or adhered, as shown in fig. 7.
Example 5
As in example 1, example 2, example 3 or example 4, in step (2), there are arc-shaped or folding-type baffles 7 between the feed roller and the lamination stage 6 on both sides in accordance with the movement locus of the separator 1 to which the positive electrode sheet 2 and the negative electrode sheet 3 are fixed, as shown in fig. 8.
Example 6
The same as the embodiment 1, the embodiment 2, the embodiment 3 or the embodiment 4, wherein in the step (2), a vertical guide plate 8 (the length of the guide plate in the vertical direction is l) is arranged below the feeding roller to guide the pole piece fed below the feeding roller, the distance h between the center of the gap between the feeding driving roller 4 and the feeding driven pressing roller 5 and the table top of the lamination table 6 is increased, and the distance h between the bottom of the vertical guide plate 8 and the table top of the lamination table is increased at the moment1The relationship with the width w of the negative plate is as follows:as shown in fig. 9.
The above embodiments are merely preferred embodiments of the present invention, and the technical solutions of the present invention are described in further detail, but the present invention is not limited to the above embodiments, and any changes, substitutions, or modifications that do not depart from the spirit of the present invention are included in the scope of the present invention.
Claims (7)
1. A flexible hinge type lamination process is characterized by comprising the following steps:
(1) fixing the positive plate and the negative plate of the laminated battery on the diaphragm in a pairwise adjacent manner, and then conveying the laminated battery to a feeding roller;
the positive plate and the negative plate are adjacent in pairs and are respectively attached and fixed on two surfaces of the diaphragm, or the positive plate and the negative plate are adjacent in pairs and are arranged between the upper diaphragm and the lower diaphragm, and the upper diaphragm and the lower diaphragm are positioned at the interval part between the positive plate and the negative plate and are pressed or adhered, so that the positive plate or the negative plate is fixed in a diaphragm cavity formed after the upper diaphragm and the lower diaphragm are pressed or adhered;
(2) the diaphragm fixed with the positive plate and the negative plate is continuously conveyed downwards to a lamination table through a feeding roller, and the positive plate and the negative plate which are adjacently fixed on the diaphragm in pairs are automatically laminated on the lamination table in a hinge four-bar mechanism mode;
the feeding roller consists of a feeding driving roller and a feeding driven pressing roller, and the diaphragm fixed with the positive plate and the negative plate is conveyed downwards to the lamination table through a gap between the feeding driving roller and the feeding driven pressing roller; the center of the lamination of the positive plate and the negative plate which automatically complete the lamination falls on the vertical line of the lamination table, wherein the center of the gap between the feeding driving roller and the feeding driven pressing roller is vertical to the vertical line of the lamination table.
2. The process according to claim 1, wherein in the step (1), the adjacent interval between the positive plate and the negative plate is the sum of the thickness of the single-layer pole piece and half of the difference between the negative plate and the width of the positive plate.
3. The process of claim 1, wherein in step (2), the center of the gap between the feeding driving roller and the feeding driven pressing roller is spaced from the table top of the lamination tablehWidth of negative platewThe relationship of (1) is: w≤ h≤ w。
4. the process as claimed in claim 1, wherein in the step (2), before the feeding roller feeds the separator fixed with the positive plate and the negative plate downwards, the separator is attached to the lamination table, the length of the attached part of the separator is larger than the width of the negative plate, and the distance between the initial end attaching position of the separator and the center of the gap between the feeding driving roller and the feeding driven pressing roller is perpendicular to the perpendicular line of the lamination tablecIs the width of the negative platewHalf of that.
5. The process as claimed in claim 1, wherein in the step (2), before the feeding roller feeds the diaphragm fixed with the positive plate and the negative plate downwards, the diaphragm corresponding to the first plate is adhered to the lamination table, and the center of the first plate falls on the perpendicular line of the lamination table, which is perpendicular to the center of the gap between the feeding driving roller and the feeding driven pressing roller.
6. The process according to claim 1, wherein in the step (2), a vertical guide plate is arranged below the feed roller, and the bottom of the vertical guide plate is spaced from the table top of the laminating tableh 1 Width of negative platewThe relationship of (1) is: w≤ h 1≤ w。
7. the process according to any one of claims 1 ~ 6, wherein in step (2), there are provided at both sides between the feed roller and the lamination stage arc-shaped or folding-type baffles corresponding to the movement locus of the separator to which the positive and negative electrode sheets are fixed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810642708.5A CN108736033B (en) | 2018-06-21 | 2018-06-21 | Flexible hinge type lamination process |
| PCT/CN2018/103473 WO2019242102A1 (en) | 2018-06-21 | 2018-08-31 | Flexible hinge laminating process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810642708.5A CN108736033B (en) | 2018-06-21 | 2018-06-21 | Flexible hinge type lamination process |
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| Publication Number | Publication Date |
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| CN108736033A CN108736033A (en) | 2018-11-02 |
| CN108736033B true CN108736033B (en) | 2019-12-27 |
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| CN201810642708.5A Active CN108736033B (en) | 2018-06-21 | 2018-06-21 | Flexible hinge type lamination process |
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| CN (1) | CN108736033B (en) |
| WO (1) | WO2019242102A1 (en) |
Cited By (1)
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| KR20220052261A (en) * | 2020-10-20 | 2022-04-27 | 선전 지선 인텔리전트 테크놀러지, 코.,엘티디 | Lamination device method and laminated structure |
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| 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 |
| CN110808382A (en) * | 2019-11-26 | 2020-02-18 | 无锡先导智能装备股份有限公司 | Lamination device and lamination method |
| CN112186266A (en) * | 2020-10-16 | 2021-01-05 | 深圳市海目星激光智能装备股份有限公司 | Battery cell lamination method and equipment thereof |
| CN112803063A (en) * | 2021-03-19 | 2021-05-14 | 国家纳米科学中心 | Flexible lithium ion battery and preparation method and application thereof |
| CN117352858B (en) * | 2022-06-27 | 2024-09-10 | 比亚迪股份有限公司 | Lamination device and lamination method of lamination device |
| CN116936945B (en) * | 2023-09-12 | 2024-02-13 | 宁德时代新能源科技股份有限公司 | Pole piece folding control method and device, pole piece folding device and battery production system |
| CN116914272B (en) * | 2023-09-12 | 2024-02-06 | 宁德时代新能源科技股份有限公司 | Pole piece folding control method and device, pole piece folding device and battery production system |
| CN116914271B (en) * | 2023-09-12 | 2024-02-06 | 宁德时代新能源科技股份有限公司 | Pole piece folding control method and device, pole piece folding device and battery production system |
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| CN202134625U (en) * | 2011-07-15 | 2012-02-01 | 湖北骆驼蓄电池研究院有限公司 | Hand lamination device used for experiment |
| CN102593523B (en) * | 2012-03-01 | 2014-04-23 | 合肥国轩高科动力能源股份公司 | Semi-automatic lithium ion battery laminating device |
| JP2015069957A (en) * | 2013-10-01 | 2015-04-13 | 日立マクセル株式会社 | Separator for lithium ion secondary battery and method for manufacturing the same, and lithium ion secondary battery and method for manufacturing the same |
| CN103682460A (en) * | 2013-12-19 | 2014-03-26 | 深圳市吉阳自动化科技有限公司 | Stacking machine and stacking method thereof |
| CN105355962B (en) * | 2015-11-25 | 2017-12-05 | 合肥国轩高科动力能源有限公司 | Preparation method of winding type laminated battery |
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2018
- 2018-06-21 CN CN201810642708.5A patent/CN108736033B/en active Active
- 2018-08-31 WO PCT/CN2018/103473 patent/WO2019242102A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220052261A (en) * | 2020-10-20 | 2022-04-27 | 선전 지선 인텔리전트 테크놀러지, 코.,엘티디 | Lamination device method and laminated structure |
| KR102612654B1 (en) * | 2020-10-20 | 2023-12-11 | 선전 지선 인텔리전트 테크놀러지, 코.,엘티디 | Lamination device method and laminated structure |
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| Publication number | Publication date |
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| WO2019242102A1 (en) | 2019-12-26 |
| CN108736033A (en) | 2018-11-02 |
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