CN212434661U - Horizontal lithium all-in-one of mending of calendering - Google Patents
Horizontal lithium all-in-one of mending of calendering Download PDFInfo
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- CN212434661U CN212434661U CN202022086859.2U CN202022086859U CN212434661U CN 212434661 U CN212434661 U CN 212434661U CN 202022086859 U CN202022086859 U CN 202022086859U CN 212434661 U CN212434661 U CN 212434661U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a horizontal lithium all-in-one of benefit of calendering, including A face calendering mechanism, B face calendering mechanism and tectorial membrane mechanism, A face calendering mechanism with B face calendering mechanism symmetry sets up the left and right sides of tectorial membrane mechanism, the pole piece is in trend in the tectorial membrane mechanism is vertical downwards, when the tectorial membrane mechanism covers, toward horizontal direction's applied pressure. The utility model discloses calendering mechanism and B face with A face and calendering mechanism symmetry setting up laminating mechanism's the left and right sides lets A, B face press the lithium membrane after the extension more to be close unanimous to laminating mechanism's distance to make the quality of covering the lithium membrane that closes on the pole piece both sides more unanimous, also be favorable to speed and tensile control, laminating mechanism has adopted horizontal structure simultaneously, can effectively reduce the influence because of the dead weight of tectorial membrane roller and supporting facility brings, and pressure is more stable, and the precision is higher.
Description
Technical Field
The utility model relates to a lithium cell production and processing equipment technical field, specific theory relates to a horizontal lithium all-in-one of benefit of calendering.
Background
At present, the lithium ion battery industry at home and abroad has a good development prospect, and the lithium ion battery is generally applied to portable electrical appliances such as a portable computer, a camera and mobile communication due to the unique performance advantages of the lithium ion battery. The high-capacity lithium ion battery developed at present is tried out in electric automobiles, is expected to become one of main power sources of the electric automobiles in the 21 st century, and is applied to artificial satellites, aerospace and energy storage. With the shortage of energy and the pressure in the environmental protection aspect of the world, the lithium battery is widely applied to the electric vehicle industry, and particularly the development and application of the lithium battery industry are promoted due to the appearance of the lithium iron phosphate material battery.
In the production process of the battery, a lithium supplement process of the lithium ion battery pole piece is a key technology for improving the capacity of the lithium ion battery. The key point of the lithium supplementing process is that the rolling and the film covering are used as independent mechanisms to play a non-replaceable role in the lithium supplementing process of the pole piece, but the rolling and the film covering are combined organically to form a complete device for production in order to form industrialization.
The lithium supplementing process of the current battery pole piece is double-sided lithium supplementing, so that a rolled lithium film is divided into A, B two sides, the rolling mechanism of the A, B sides of the existing lithium supplementing device is arranged on the same side with the film coating mechanism as the center, the direction of the pole piece on the film coating mechanism is in the horizontal direction, and when the film coating mechanism is coated, pressure is applied in the vertical direction, so that the structure is messy in layout, and the greatest defect is that the coating pressure is precisely controlled. Due to the dead weight of the laminating roller and the supporting facilities thereof, the precise pressure control is difficult to realize in the laminating and pressing process.
The above drawbacks are to be improved.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a calendering horizontal lithium supplementing all-in-one machine.
The utility model discloses technical scheme as follows:
the utility model provides a horizontal lithium all-in-one of mending of calendering, includes A face calendering mechanism, B face calendering mechanism and tectorial membrane mechanism, A face calendering mechanism with B face calendering mechanism symmetry sets up the left and right sides of tectorial membrane mechanism, the pole piece is in the trend in the tectorial membrane mechanism is vertical downwards, when the tectorial membrane mechanism covers, toward the applied pressure of horizontal direction.
According to the scheme of the utility model, the A-side rolling mechanism comprises an A-side rolling device, a first A-side isolating film rolling device and a second A-side isolating film rolling device;
first A face barrier film and second A face barrier film are located the both sides in A face lithium area respectively and with A face lithium area gets into simultaneously A face calendering device, first A face barrier film is followed A face calendering device strips off after coming out and by first A face barrier film coiling mechanism rolling, A face lithium area is attached to form A face lithium membrane on the second A face barrier film.
Further, the B-surface rolling mechanism comprises a B-surface rolling device, a first B-surface isolating film rolling device and a second B-surface isolating film rolling device;
first B face barrier film and second B face barrier film are located the both sides in B face lithium area respectively and with B face lithium area gets into simultaneously B face calendering device, first B face barrier film is followed B face calendering device strips off after coming out and by first B face barrier film coiling mechanism rolling, B face lithium area is attached to form B face lithium membrane on the second B face barrier film.
Furthermore, the film covering mechanism comprises a film covering device and a pole piece winding device;
the A-surface lithium film and the B-surface lithium film are respectively positioned on two sides of the pole piece and enter the film covering device together with the pole piece, the A-surface lithium belt is positioned between the second A-surface isolation film and the pole piece, and the B-surface lithium belt is positioned between the second B-surface isolation film and the pole piece;
after the A-surface lithium film, the B-surface lithium film and the pole piece pass through the film coating device, the A-surface lithium belt and the B-surface lithium belt are pressed into the coating layer of the pole piece to form a lithium supplement pole piece and are wound by the pole piece winding device;
the second A-side isolating film is stripped after coming out of the film laminating device and is wound by the second A-side isolating film winding device;
and the second B-surface isolating film is peeled off from the film laminating device and is wound by the second B-surface isolating film winding device.
Furthermore, the A-side calendering device comprises a pair of A-side calendering rollers which are arranged in parallel left and right.
Furthermore, the B-side calendering device comprises a pair of B-side calendering rollers which are arranged in parallel left and right.
Further, the film covering device comprises a pair of film covering rollers which are arranged in parallel left and right.
Furthermore, the release force of the second A-side isolating film is greater than that of the first A-side isolating film.
Furthermore, the release force of the second A-side isolating film is at least twice as much as that of the first A-side isolating film.
Furthermore, the release force of the second B-side isolating film is greater than that of the first B-side isolating film.
Furthermore, the release force of the second B-side isolating film is at least twice of the release force of the first B-side isolating film.
Furthermore, the lithium ion battery pole piece winding device further comprises a CCD detection mechanism and a labeling mechanism, wherein the CCD detection mechanism and the labeling mechanism are arranged on a winding path of the lithium ion battery pole piece wound by the pole piece winding device.
Furthermore, a first deviation rectifying mechanism is arranged between the surface A calendaring device and the film laminating device, and a second deviation rectifying mechanism is arranged between the surface B calendaring device and the film laminating device.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model symmetrically arranges the A surface rolling mechanism and the B surface rolling mechanism at the left side and the right side of the film covering mechanism, so that the distance from the A, B surface rolled lithium film to the film covering mechanism is more consistent, thereby the quality of the lithium film covered at the two sides of the pole piece is more consistent, and the speed and tension control is facilitated;
2. the laminating mechanism of the utility model adopts a horizontal structure, the direction of the pole piece in the laminating mechanism is vertical and downward, when the laminating mechanism is laminated, the pressure is applied to the horizontal direction, the influence caused by the dead weight of the laminating roller and the supporting facilities can be effectively reduced, compared with the existing vertical and downward pressure application mode, the pressure is more stable, and the precision is higher;
3. the utility model discloses a CCD detection mechanism carries out quality detection to mend lithium pole piece, if unqualified product appears, CCD detection mechanism sends a signal, system instruction labeller moves, labeller marks the unqualified product paragraph on mending lithium pole piece, the subsequent handling of being convenient for is cut off mends lithium pole piece unqualified product paragraph;
4. the utility model ensures that the A-surface lithium film and the B-surface lithium film are aligned with the pole piece through the first deviation correcting mechanism and the second deviation correcting mechanism, and one surface of the lithium-containing belt faces the pole piece;
5. the utility model has the advantages of compact integral structure, small occupied space and excellent performance, and is favorable for the vigorous popularization and use in the market.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another embodiment of the present invention;
fig. 3 is a schematic structural diagram of another embodiment of the present invention;
in the context of the figures, it is,
1. a surface A calendering mechanism; 101. a surface A calendering device; 102. the surface A lithium belt unwinding device; 103. the first A-side isolating film unwinding device; 104. a first A-side isolating film winding device; 105. the second A surface isolation film unwinding device; 106. a second A-side isolating film winding device;
2. a B surface calendering mechanism; 201. a B-side calendering device; 202. a B-side lithium belt unwinding device; 203. the first B-side isolating film unwinding device; 204. a first B-side isolating film winding device; 205. a second B-side isolating film unwinding device; 206. a second B-side isolating film winding device;
3. a film covering mechanism; 301. a film covering device; 302. a pole piece unwinding device; 303. a pole piece winding device;
4. a CCD detection mechanism; 401. an A-plane CCD detection device; 402. a B-plane CCD detection device;
5. a labeling mechanism;
6. a first deviation correcting mechanism;
7. a second deviation correcting mechanism;
8. and a fixed pulley.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are only for convenience of description and should not be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. "plurality" means two or more unless specifically limited otherwise.
Please refer to fig. 1, the embodiment of the utility model provides a horizontal lithium all-in-one of mending of calendering, including a face calendering mechanism 1, B face calendering mechanism 2 and tectorial membrane mechanism 3, a face calendering mechanism 1 is used for calendering into a face lithium membrane with a face lithium belt, B face calendering mechanism 2 is used for calendering into B face lithium membrane with B face lithium belt, tectorial membrane mechanism 3 is used for adhering to a face lithium membrane and B face lithium membrane respectively in the both sides of pole piece, a face calendering mechanism 1 and B face calendering mechanism 2 symmetry set up the left and right sides at tectorial membrane mechanism 3, the trend of pole piece in tectorial membrane mechanism 3 is vertical downwards, when tectorial membrane mechanism 3 covers, toward the applied pressure of horizontal direction. The utility model discloses be in with A face calender mechanism 1 and B face calender mechanism 2 symmetry setting tectorial membrane mechanism 3's the left and right sides, let A, B face press the lithium membrane after postponing more closely unanimous to tectorial membrane mechanism 3's distance (press the lithium membrane after postponing to expose and can produce the oxide film in the air, if A, B face press the lithium membrane after postponing to take the nonconformity of circuit, will directly lead to the nonconformity of lithium membrane quality), thereby make the quality of laminating the lithium membrane on the pole piece both sides more unanimous, also be favorable to speed and tensile control; meanwhile, the laminating mechanism 3 adopts a horizontal structure, the direction of the pole piece in the laminating mechanism 3 is vertical and downward, and when the laminating mechanism 3 is laminated, the pressure is applied in the horizontal direction, so that the influence caused by the dead weight of the laminating roller and the supporting facilities thereof can be effectively reduced.
Referring to fig. 1, in an embodiment, an a-side rolling mechanism 1 includes an a-side rolling device 101, an a-side lithium strip unwinding device 102, a first a-side isolation film unwinding device 103, a first a-side isolation film winding device 104, a second a-side isolation film unwinding device 105, and a second a-side isolation film winding device 106. The A-surface lithium strip unwinding device 102 is used for providing an A-surface lithium strip, the first A-surface isolation film unwinding device 103 is used for providing a first A-surface isolation film, and the second A-surface isolation film unwinding device 105 is used for providing a second A-surface isolation film. The first A-surface isolating film and the second A-surface isolating film are respectively located on two sides of the A-surface lithium belt and enter the A-surface calendaring device 101 together with the A-surface lithium belt, the first A-surface isolating film is peeled off after coming out of the A-surface calendaring device 101 and is rolled by the first A-surface isolating film rolling device 104, and the A-surface lithium belt is attached to the second A-surface isolating film to form the A-surface lithium film. The first A-surface isolating film and the second A-surface isolating film play a role in protecting the A-surface lithium strip from contacting with a calendering roller of a calendering device in the calendering process, and the second A-surface isolating film plays a role in drawing the A-surface lithium strip besides the role in protecting the A-surface lithium strip from contacting with the calendering roller of the calendering device.
Referring to fig. 1, the B-side rolling mechanism 2 includes a B-side rolling device 201, a B-side lithium belt unwinding device 202, a first B-side isolation film unwinding device 203, a first B-side isolation film winding device 204, a second B-side isolation film unwinding device 205, and a second B-side isolation film winding device 206. The B-side lithium strip unwinding device 202 is used for providing a B-side lithium strip, the first B-side isolation film unwinding device 203 is used for providing a first B-side isolation film, and the second B-side isolation film unwinding device 205 is used for providing a second B-side isolation film. The first B-surface isolating membrane and the second B-surface isolating membrane are respectively located on two sides of the B-surface lithium belt and enter the B-surface calendaring device 201 together with the B-surface lithium belt, the first B-surface isolating membrane is peeled off after coming out of the B-surface calendaring device 201 and is rolled by the first B-surface isolating membrane rolling device 204, and the B-surface lithium belt is attached to the second B-surface isolating membrane to form the B-surface lithium membrane. The first B-surface isolating film and the second B-surface isolating film play a role in protecting the B-surface lithium strip from contacting with a calendering roller of a calendering device in the calendering process, and the second B-surface isolating film plays a role in drawing the B-surface lithium strip besides the role in protecting the B-surface lithium strip from contacting with the calendering roller of the calendering device.
Referring to fig. 1, the laminating mechanism 3 includes a laminating device 301, a pole piece unwinding device 302, and a pole piece winding device 303. Pole piece unwinding device 302 is used to provide a pole piece. The A-surface lithium film and the B-surface lithium film are respectively positioned on two sides of the pole piece and enter the film laminating device 301 together with the pole piece, the A-surface lithium belt is positioned between the second A-surface isolation film and the pole piece, and the B-surface lithium belt is positioned between the second B-surface isolation film and the pole piece; after the A-surface lithium film, the B-surface lithium film and the pole piece pass through the film laminating device 301, the A-surface lithium belt and the B-surface lithium belt are pressed into the coating layer of the pole piece to form a lithium supplement pole piece and are wound by the pole piece winding device 303; the second a-side isolation film is peeled off from the film laminating device 301 and wound by the second a-side isolation film winding device 106; the second B-side separator is peeled off from the laminating device 301 and wound by the second B-side separator winding device 206.
In the above embodiment, the a-side calendering device 101 includes a pair of a-side calendering rollers arranged in parallel left and right and their supporting facilities, and the supporting facilities may be an oil cylinder or a servo motor, and a certain pressure is applied to the a-side calendering rollers by the oil cylinder or the servo motor, so that the a-side lithium tape can be attached to the second a-side separation film to form an a-side lithium film.
In the above embodiment, the B-side calendering device 201 includes a pair of B-side calendering rollers arranged in parallel left and right and its supporting facilities, which may be oil cylinders or servo motors, and applies a certain pressure to the B-side calendering rollers through the oil cylinders or the servo motors, so that the B-side lithium tapes can be attached to the second B-side separation film to form a B-side lithium film.
In the above embodiment, the laminating device 301 includes a pair of laminating rollers disposed in parallel left and right and its supporting facilities, which may be oil cylinders or servo motors, and applies a certain horizontal pressure to the laminating rollers through the oil cylinders or the servo motors, so that the a-side lithium belts and the B-side lithium belts are pressed into the coating layers of the pole pieces to form the lithium-replenishing pole pieces. Meanwhile, the pressing direction of the film laminating device 301 is the horizontal direction, so that the influence caused by the self weight of the film laminating roller and the supporting facilities thereof can be effectively reduced.
In the above embodiment, since the first a-side separator needs to be peeled off after coming out of the a-side calendaring device 101, and the a-side lithium tape needs to be attached to the second a-side separator, the release force of the second a-side separator needs to be greater than that of the first a-side separator, and the release force of the second a-side separator is at least twice that of the first a-side separator, which can ensure that 100% of the calendered B-side lithium tape can be attached to the second a-side separator.
Similarly, because of the first B-side isolating film needs to be peeled off after coming out of the B-side calendaring device 201, and the B-side lithium tape needs to be attached to the second B-side isolating film, the release force of the second B-side isolating film needs to be greater than that of the first B-side isolating film, and the release force of the second B-side isolating film is at least twice that of the first B-side isolating film, so that it can be ensured that the calendered B-side lithium tape can be attached to the second B-side isolating film by 100%.
Referring to fig. 2, in an embodiment, the horizontal calendering lithium supplement all-in-one machine further includes a CCD detection mechanism 4 and a labeling mechanism 5, the CCD detection mechanism 4 and the labeling mechanism 5 are disposed on a winding path of the lithium supplement pole piece wound by the pole piece winding device 303, the CCD detection mechanism 4 performs quality detection on the lithium supplement pole piece, if an unqualified product occurs, the CCD detection mechanism 4 sends a signal, the system instructs the labeling mechanism 5 to operate, and the labeling mechanism 5 identifies the unqualified product sections on the lithium supplement pole piece, so that the unqualified product sections on the lithium supplement pole piece can be cut off in the subsequent process. The CCD detection mechanism 4 comprises an A-surface CCD detection device 401 and a B-surface CCD detection device 402, the A-surface CCD detection device 401 detects the A-surface of the lithium supplement electrode sheet, and the B-surface CCD detection device 402 detects the B-surface of the lithium supplement electrode sheet.
Referring to fig. 3, in an embodiment, since the a-side lithium film is a strip-shaped film structure, when being impacted by an external force or due to an installation error of the fixed pulley, a deviation or even a curl phenomenon inevitably occurs, so that the first deviation rectifying mechanism 6 is provided between the a-side rolling device 101 and the film covering device 301, and the first deviation rectifying mechanism 6 ensures that the a-side lithium film is aligned with the pole piece, and one side of the lithium-containing strip faces the pole piece.
Similarly, because the B-side lithium film is of a strip-shaped film structure, when the B-side lithium film is impacted by external force or because of installation error of the fixed pulleys, the B-side lithium film inevitably deviates and even curls, so that a second deviation rectifying mechanism 7 is arranged between the B-side calendaring device 201 and the film laminating device 301, the second deviation rectifying mechanism 7 ensures that the B-side lithium film is aligned with the pole piece, and one side of the lithium-containing strip faces the pole piece.
Referring to fig. 1 to 3, in an embodiment, since there are more components and more junctions of the horizontal rolling lithium supplement integrated machine, the layout of each component can be more compact by adjusting the directions of the isolation film, the lithium tape and the pole piece, and the overall volume of the horizontal rolling lithium supplement integrated machine is reduced as much as possible, for this reason, the horizontal rolling lithium supplement integrated machine is provided with a plurality of fixed pulleys 8 for adjusting the directions of the isolation film and the lithium tape, and the directions of the a-plane lithium tape, the first a-plane isolation film, the second a-plane isolation film, the B-plane lithium tape, the first B-plane isolation film, the second B-plane isolation film and the pole piece are adjusted by the fixed pulleys 8, so as to save the installation space of the device and optimize the structure of the device.
The beneficial effects of the utility model reside in that:
1. the utility model symmetrically arranges the A-side rolling mechanism 1 and the B-side rolling mechanism 2 at the left and right sides of the film covering mechanism 3, so that the distance from the A, B-side rolled lithium film to the film covering mechanism 3 is more consistent, thereby the quality of the lithium film covered on the two sides of the pole piece is more consistent, and the speed and tension control is facilitated;
2. the laminating mechanism 3 of the utility model adopts a horizontal structure, the direction of the pole piece in the laminating mechanism 3 is vertical and downward, when the laminating mechanism 3 is laminated, the pressure is applied to the horizontal direction, the influence caused by the dead weight of the laminating roller and the supporting facilities can be effectively reduced, compared with the existing mode of applying pressure to the vertical direction, the pressure is more stable, and the precision is higher;
3. the utility model discloses a CCD detection mechanism 4 carries out quality detection to mend lithium pole piece, if unqualified product appears, CCD detection mechanism 4 sends a signal, system instruction labeller 5 moves, labeller 5 marks the unqualified product paragraph on mend lithium pole piece, the convenient follow-up process cuts out mends the unqualified product paragraph of mended lithium pole piece;
4. the utility model ensures that the A-surface lithium film is aligned with the pole piece through the first deviation rectifying mechanism 6, one surface containing the lithium belt faces the pole piece, and ensures that the B-surface lithium film is aligned with the pole piece through the second deviation rectifying mechanism 7, and one surface containing the lithium belt faces the pole piece;
5. the utility model has the advantages of compact integral structure, small occupied space and excellent performance, and is favorable for the vigorous popularization and use in the market.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
The above exemplary description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or by directly applying the concept and technical solution of the present invention to other occasions without improvement are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides a horizontal mend lithium all-in-one of calendering, includes A face calendering mechanism, B face calendering mechanism and tectorial membrane mechanism, its characterized in that, A face calendering mechanism with B face calendering mechanism symmetry sets up the left and right sides of tectorial membrane mechanism, the pole piece is in the trend in the tectorial membrane mechanism is vertical downwards, when the tectorial membrane mechanism covers, toward the horizontal direction applied pressure.
2. The horizontal calendering lithium supplementing all-in-one machine according to claim 1, wherein the A-side calendering mechanism comprises an A-side calendering device, a first A-side isolating film rolling device and a second A-side isolating film rolling device;
first A face barrier film and second A face barrier film are located the both sides in A face lithium area respectively and with A face lithium area gets into simultaneously A face calendering device, first A face barrier film is followed A face calendering device strips off after coming out and by first A face barrier film coiling mechanism rolling, A face lithium area is attached to form A face lithium membrane on the second A face barrier film.
3. The horizontal calendering lithium supplementing all-in-one machine according to claim 2, wherein the B-side calendering mechanism comprises a B-side calendering device, a first B-side isolating film winding device and a second B-side isolating film winding device;
first B face barrier film and second B face barrier film are located the both sides in B face lithium area respectively and with B face lithium area gets into simultaneously B face calendering device, first B face barrier film is followed B face calendering device strips off after coming out and by first B face barrier film coiling mechanism rolling, B face lithium area is attached to form B face lithium membrane on the second B face barrier film.
4. The horizontal calendering lithium supplementing integrated machine according to claim 3, wherein the film covering mechanism comprises a film covering device and a pole piece winding device;
the A-surface lithium film and the B-surface lithium film are respectively positioned on two sides of the pole piece and enter the film covering device together with the pole piece, the A-surface lithium belt is positioned between the second A-surface isolation film and the pole piece, and the B-surface lithium belt is positioned between the second B-surface isolation film and the pole piece;
after the A-surface lithium film, the B-surface lithium film and the pole piece pass through the film coating device, the A-surface lithium belt and the B-surface lithium belt are pressed into the coating layer of the pole piece to form a lithium supplement pole piece and are wound by the pole piece winding device;
the second A-side isolating film is stripped after coming out of the film laminating device and is wound by the second A-side isolating film winding device;
and the second B-surface isolating film is peeled off from the film laminating device and is wound by the second B-surface isolating film winding device.
5. The integrated horizontal lithium replenishing machine for calendering of any one of claims 2 or 4, wherein the A-surface calendering device comprises a pair of A-surface calendering rollers which are arranged in parallel left and right.
6. The integrated horizontal lithium replenishing machine for calendering of any one of claims 3 or 4, wherein the B-surface calendering device comprises a pair of B-surface calendering rollers which are arranged in parallel left and right.
7. The horizontal calendering lithium supplementing all-in-one machine as claimed in claim 4, wherein the film covering device comprises a pair of film covering rollers which are arranged in parallel left and right.
8. The horizontal calendering lithium supplementing integrated machine according to claim 4, wherein the release force of the second A-surface isolation film is larger than the release force of the first A-surface isolation film.
9. The horizontal calendering lithium supplementing integrated machine according to claim 4, wherein the release force of the second B-surface isolation film is greater than the release force of the first B-surface isolation film.
10. The horizontal calendering lithium supplementing integrated machine according to claim 4, further comprising a CCD detection mechanism and a labeling mechanism, wherein the CCD detection mechanism and the labeling mechanism are arranged on a winding path of the lithium supplementing pole piece wound by the pole piece winding device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022086859.2U CN212434661U (en) | 2020-09-21 | 2020-09-21 | Horizontal lithium all-in-one of mending of calendering |
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| CN202022086859.2U CN212434661U (en) | 2020-09-21 | 2020-09-21 | Horizontal lithium all-in-one of mending of calendering |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952536A (en) * | 2020-09-21 | 2020-11-17 | 深圳市镭煜科技有限公司 | Horizontal lithium all-in-one of mending of calendering |
| WO2023035780A1 (en) * | 2021-09-07 | 2023-03-16 | 蜂巢能源科技股份有限公司 | Lithium supplementing device |
-
2020
- 2020-09-21 CN CN202022086859.2U patent/CN212434661U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952536A (en) * | 2020-09-21 | 2020-11-17 | 深圳市镭煜科技有限公司 | Horizontal lithium all-in-one of mending of calendering |
| WO2023035780A1 (en) * | 2021-09-07 | 2023-03-16 | 蜂巢能源科技股份有限公司 | Lithium supplementing device |
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