CN103700885B - Laminating machine and laminating method thereof - Google Patents
Laminating machine and laminating method thereof Download PDFInfo
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- CN103700885B CN103700885B CN201310703834.4A CN201310703834A CN103700885B CN 103700885 B CN103700885 B CN 103700885B CN 201310703834 A CN201310703834 A CN 201310703834A CN 103700885 B CN103700885 B CN 103700885B
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- positive plate
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000010030 laminating Methods 0.000 title claims abstract description 25
- 238000003475 lamination Methods 0.000 claims abstract description 96
- 238000004804 winding Methods 0.000 claims description 19
- 238000005520 cutting process Methods 0.000 claims description 10
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 7
- 229910001416 lithium ion Inorganic materials 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 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
- H01M10/0404—Machines for assembling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- 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)
- Secondary Cells (AREA)
Abstract
The invention relates to the field of lithium battery lamination, and provides a lamination machine and a lamination method thereof. The lamination method comprises the following steps: the upper end and the lower end of the laminating machine are respectively provided with a first diaphragm and a second diaphragm, the diaphragms at the two ends are simultaneously fed between the rotary manipulators, and the tail ends of the diaphragms are overlapped and attached; sucking the positive plate and the negative plate from the secondary positioning table to the two blanked diaphragms through a rotary manipulator; the positive plate and the negative plate are rotated by 180 degrees together with the diaphragm by the first clamping knife to be wound and laminated, and the cycle is repeated for many times. The invention improves the lamination speed and the production efficiency and the production quality of the lamination machine.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of lithium battery lamination, in particular to a lamination machine and a lamination method thereof.
[ background of the invention ]
In the field of lithium ion battery lamination, the lamination mode adopted by the existing lamination machine is as follows: and the lamination table drives the diaphragm to move left and right, the diaphragm moves to the positive lamination after a negative plate is laminated, the process is circulated to the set number of layers, then the diaphragm is cut off, and the adhesive is pasted at the end. The lamination speed of the existing mode can only be 1.4-2.0s/pcs according to the size of a pole piece, and higher efficiency breakthrough is difficult to occur.
In view of the above, overcoming the drawbacks of the prior art is an urgent problem in the art.
[ summary of the invention ]
The invention aims to provide a laminating machine capable of improving the laminating speed and a laminating method thereof.
The invention adopts the following technical scheme:
a laminating machine is used for laminating lithium ion batteries and comprises a first rotary mechanical arm (1), a second rotary mechanical arm (2), a first positioning table (4), a second positioning table (5) and a first clamping cutter (3);
in the laminating machine, a mounting device of a first diaphragm (8) is arranged at the upper ends of a first rotary mechanical arm (1) and a second rotary mechanical arm (2), a mounting device of a second diaphragm (9) is arranged at the lower ends of the first rotary mechanical arm (1) and the second rotary mechanical arm (2), the first diaphragm (8) is continuously fed downwards to a position between the first rotary mechanical arm (1) and the second rotary mechanical arm (2), and the second diaphragm (9) is continuously fed upwards to a position between the first rotary mechanical arm (1) and the second rotary mechanical arm (2); wherein,
a first rotary manipulator (1) sucks a positive plate (10) or a negative plate (11) from a first positioning table (4) to a first diaphragm (8) on the side for blanking;
the second rotary manipulator (2) sucks the negative plate (11) or the positive plate (10) from the second positioning table (5) to a second diaphragm (9) on the side for blanking;
in the lamination process of the lamination machine, the tail ends of the first diaphragm (8) and the second diaphragm (9) are laminated and attached into a whole;
a pair of first clamping knives (3) is arranged between the first rotary mechanical arm (1) and the second rotary mechanical arm (2), and the positive plate (10) and the negative plate (11) are connected with the diaphragm and rotated by 180 degrees by the first clamping knives (3) to be wound and laminated.
Further, when the lamination starts, the first diaphragm (8) and the second diaphragm (9) are simultaneously fed between the first rotary manipulator (1) and the second rotary manipulator (2), and after the positive plate (10) and the negative plate (11) are respectively and simultaneously adsorbed on the two fed diaphragms, the first winding lamination starts.
Further, in the lamination machine, a first rotary manipulator (1) sucks a positive plate (10) or a negative plate (11) onto a first diaphragm (8), a second rotary manipulator (2) sucks a negative plate (11) or a positive plate (10) onto a second diaphragm (9), and a first clamping knife (3) continuously performs a winding lamination process of rotating the positive plate (10) and the negative plate (11) together with the diaphragms for 180 degrees for multiple times until a set lamination number is reached, and the rotation direction is clockwise rotation or anticlockwise rotation;
the first clamping knife (3) rotates intermittently, the first clamping knife (3) does not rotate when the first rotating mechanical arm (1) and the second rotating mechanical arm (2) suck the positive plate (10) and the negative plate (11) from the first positioning table (4) and the second positioning table (5), and the first clamping knife (3) clamps the positive plate (10) to start rotating when the positive plate (10) or the negative plate (11) is adsorbed on the first diaphragm (8) and the second diaphragm (9).
Further, the laminating machine also comprises a second clamping knife (6) and a cutting knife (7);
a second clamping knife (6) and a cutting knife (7) are arranged on two sides of a first diaphragm (8) at the upper ends of the first rotary manipulator (1) and the second rotary manipulator (2), and a second clamping knife (6) and a cutting knife (7) are also arranged on two sides of a second diaphragm (9) at the lower ends of the first rotary manipulator (1) and the second rotary manipulator (2);
after lamination is finished, the diaphragms at the upper end and the lower end are respectively clamped through two pairs of second clamping knives (6), the diaphragms at the upper end and the lower end are respectively cut off through two cutters (7), and the negative pole piece (11) and the diaphragms wrap the positive pole piece (10) to be pasted with the stop adhesive tape.
Furthermore, the lamination machine does not cut the diaphragm in the lamination process, and the adopted positive plate (10) and the adopted negative plate (11) are both cut single pieces.
The invention also provides a lamination method for the lithium ion battery lamination, which comprises the following steps:
step A: arranging a first diaphragm at the upper ends of the first rotary mechanical arm and the second rotary mechanical arm, arranging a second diaphragm at the lower ends of the first rotary mechanical arm and the second rotary mechanical arm, simultaneously discharging the diaphragms at the two ends to a position between the first rotary mechanical arm and the second rotary mechanical arm, and stacking and attaching the tail ends of the first diaphragm and the second diaphragm into a whole;
and B: respectively sucking the positive plate and the negative plate from the first positioning table and the second positioning table to the first diaphragm and the second diaphragm after blanking through a first rotary manipulator and a second rotary manipulator, or respectively sucking the negative plate and the positive plate from the first positioning table and the second positioning table to the first diaphragm and the second diaphragm after blanking through the first rotary manipulator and the second rotary manipulator, and rotating the positive plate and the negative plate together with the diaphragms by 180 degrees through a first clamping knife to perform winding lamination;
and B, continuously and circularly executing the step B for multiple times until the lamination is stacked to the set lamination layer number.
Further, the rotating direction is clockwise rotation or counterclockwise rotation;
the first clamping knife rotates intermittently, the first clamping knife does not rotate when the first rotary mechanical arm and the second rotary mechanical arm suck the positive plate and the negative plate from the first positioning table and the second positioning table, and the first clamping knife clamps the positive plate to rotate when the positive plate or the negative plate is adsorbed on the first diaphragm and the second diaphragm.
Further, still include:
and C: after lamination is finished, the diaphragms at the upper end and the lower end are respectively clamped through the two pairs of second clamping cutters, the diaphragms at the upper end and the lower end are respectively cut off through the two cutters, the negative pole piece and the diaphragms wrap the positive pole piece, and the adhesive tape is attached to the end.
Furthermore, the diaphragm is not cut off in the lamination process, and the positive plate and the negative plate are both cut off single plates.
Compared with the prior art, the invention has the following beneficial effects: the first diaphragm and the second diaphragm are simultaneously fed between the rotary manipulators from the upper end and the lower end, the positive plate and the negative plate are respectively placed on two sides of the diaphragms, 180-degree winding lamination is carried out through the first clamping knife, the winding lamination process can be continuously carried out for multiple times until the lamination is stopped after the lamination is stacked to the set number of layers, the lamination speed is increased by 1-2 times compared with that of the existing lamination machine, and the production efficiency and the production quality of the lamination machine are improved.
[ description of the drawings ]
FIG. 1 is a first operational state diagram of a lamination machine in an embodiment of the present invention;
FIG. 2 is a second operational state diagram of a lamination machine in an embodiment of the present invention;
FIG. 3 is a third operational state diagram of a lamination machine in an embodiment of the present invention;
FIG. 4 is a fourth operational state diagram of a lamination machine in an embodiment of the present invention;
fig. 5 is a state diagram when cell lamination is completed in the embodiment of the present invention.
The reference numbers are as follows:
1-a first rotary manipulator, 2-a second rotary manipulator,
3-a first clamping knife, 4-a first positioning table,
5-a second positioning table, 6-a second clamping knife,
7-a cutting knife, 8-a first diaphragm,
9-a second separator, 10-a positive plate,
and 11-negative pole piece.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In order to solve the problem of production efficiency of the existing lamination machine, the embodiment of the invention provides the lamination machine which is used for laminating lithium ion batteries. As shown in fig. 1, the lamination machine comprises a first rotary robot 1, a second rotary robot 2, a first positioning stage 4, a second positioning stage 5 and a first clamping knife 3.
In the lamination machine, a mounting device (not shown in the figure) of a first diaphragm 8 is arranged at the upper ends of a first rotary mechanical arm 1 and a second rotary mechanical arm 2, a mounting device of a second diaphragm 9 is arranged at the lower ends of the first rotary mechanical arm 1 and the second rotary mechanical arm 2, the first diaphragm 8 is continuously downwards fed between the first rotary mechanical arm 1 and the second rotary mechanical arm 2, and the second diaphragm 9 is continuously upwards fed between the first rotary mechanical arm 1 and the second rotary mechanical arm 2. In a preferred embodiment, when the lamination starts, the first diaphragm 8 and the second diaphragm 9 are simultaneously fed between the first rotary manipulator 1 and the second rotary manipulator 2, and after the positive electrode sheet 10 and the negative electrode sheet 11 are respectively and simultaneously adsorbed on the two fed diaphragms, the first winding lamination starts.
In the present embodiment, the first rotary robot 1 sucks the positive electrode sheet 10 from the first positioning stage 4 to the first separator 8 blanked on the side; the second rotary manipulator 2 sucks the negative plate 11 from the second secondary positioning table 5 to the second diaphragm 9 which is blanked on the side; in the lamination process of the lamination machine, the tail ends of the first diaphragm 8 and the second diaphragm 9 are laminated and attached into a whole; a pair of first clamping knives 3 are arranged between the first rotary mechanical arm 1 and the second rotary mechanical arm 2, and the positive plate 10 and the negative plate 11 are rotated by 180 degrees together with the diaphragm by the first clamping knives 3 to be wound and laminated.
It is understood that, in other embodiments, the first rotary manipulator 1 may also suck the negative electrode sheet 11 from the first positioning table 4 onto the first diaphragm 8 fed to the side; the second rotary robot 2 sucks the positive electrode sheet 10 from the second positioning stage 5 to the second separator 9 that is fed to that side.
In addition, in fig. 1, the first rotary robot 1 and the first positioning stage 4 are provided on the right side, and the second rotary robot 2 and the second positioning stage 5 are provided on the left side, but in another embodiment, the first rotary robot 1 and the first positioning stage 4 may be provided on the left side, and the second rotary robot 2 and the second positioning stage 5 may be provided on the right side.
The whole process of winding the laminate is explained below: as shown in fig. 1, in the laminating machine provided in this embodiment, the first diaphragm 8 at the upper end and the second diaphragm 9 at the lower end are simultaneously fed between the first rotary robot 1 and the second rotary robot 2, and the ends thereof are laminated. After the positive electrode sheet 10 and the negative electrode sheet 11 are respectively adsorbed to the first separator 9 and the second separator 10 after blanking, as shown in fig. 2, the lamination is wound for the first 180 degrees. The winding lamination can be rotated clockwise or counterclockwise, in this embodiment, clockwise, and the state after the first winding lamination is rotated clockwise by 180 degrees is shown in fig. 3.
In order to stack the positive electrode plate 10 and the negative electrode plate 11 on the diaphragm by the set number of layers, the winding and stacking process of the positive electrode plate 10 and the negative electrode plate 11 together with the diaphragm by the first clamping knife 3 and rotating 180 degrees can be continuously carried out for a plurality of times until the set number of layers is stacked. The direction of the second winding of the lamination is the same as the direction of the first winding of the lamination, and the clockwise rotation is performed, and the state after the second winding of the lamination is shown in fig. 4. The lamination machine does not cut the diaphragm in the lamination process, and adopts a positive plate 10 and a negative plate 11 which are cut single pieces.
The first clamping knife 3 rotates intermittently, the first clamping knife 3 does not rotate when the first rotary mechanical arm 1 and the second rotary mechanical arm 2 suck the positive plate 10 and the negative plate 11 from the first positioning table 5 and the second positioning table 4, and the first clamping knife 3 clamps the positive plate 10 to start rotating when the positive plate 10 or the negative plate 11 is adsorbed on the first diaphragm 8 and the second diaphragm 9.
In fig. 1 to 5, the dotted line portions in the first rotary manipulator 1 and the second rotary manipulator 2 represent the movement states of the manipulators for sucking the positive electrode tab 10 and the negative electrode tab 11 from the secondary positioning table.
The completed state of the laminate is shown in fig. 5. Preferably, the laminating machine further comprises a second clamping knife 6 and a cutting knife 7, the second clamping knife 6 and the cutting knife 7 are arranged on two sides of a first diaphragm 8 at the upper ends of the first rotary mechanical arm 1 and the second rotary mechanical arm 2, and the second clamping knife 6 and the cutting knife 7 are also arranged on two sides of a second diaphragm 9 at the lower ends of the first rotary mechanical arm 1 and the second rotary mechanical arm 2; after lamination is finished, the diaphragms at the upper end and the lower end are respectively clamped by two pairs of second clamping knives 6, the diaphragms at the upper end and the lower end are respectively cut off by two cutters 7, the negative pole piece 11 and the diaphragms wrap the positive pole piece 10, and finally the stop adhesive tape is pasted.
The embodiment also provides a lamination method for lithium ion battery lamination, which is also the working process of the lamination machine, and specifically comprises the following steps:
step A: arranging a first diaphragm at the upper ends of the first rotary mechanical arm and the second rotary mechanical arm, arranging a second diaphragm at the lower ends of the first rotary mechanical arm and the second rotary mechanical arm, simultaneously discharging the diaphragms at the two ends to a position between the first rotary mechanical arm and the second rotary mechanical arm, and stacking and attaching the tail ends of the first diaphragm and the second diaphragm into a whole;
and B: respectively sucking the positive plate and the negative plate from the first positioning table and the second positioning table to the first diaphragm and the second diaphragm after blanking through a first rotary manipulator and a second rotary manipulator, or respectively sucking the negative plate and the positive plate from the first positioning table and the second positioning table to the first diaphragm and the second diaphragm after blanking through the first rotary manipulator and the second rotary manipulator, and rotating the positive plate and the negative plate together with the diaphragms by 180 degrees through a first clamping knife to perform winding lamination;
and step B, continuously and circularly executing a plurality of times for stacking to the set layer number, and stopping until the stacking is finished to the set lamination layer number.
The rotation direction may be clockwise rotation or counterclockwise rotation, and in this embodiment, clockwise rotation.
The first clamping knife rotates intermittently, the first clamping knife does not rotate when the first rotary mechanical arm and the second rotary mechanical arm suck the positive plate and the negative plate from the first positioning table and the second positioning table, and the first clamping knife clamps the positive plate to rotate when the positive plate or the negative plate is adsorbed on the first diaphragm and the second diaphragm.
Preferably, the method further comprises step C: after lamination is finished, the diaphragms at the upper end and the lower end are respectively clamped through the two pairs of second clamping cutters, the diaphragms at the upper end and the lower end are respectively cut off through the two cutters, the negative pole piece and the diaphragms wrap the positive pole piece, and the adhesive tape is attached to the end.
In this embodiment, the separator is not cut off in the lamination process, and the positive plate and the negative plate are both cut off single plates.
In the above embodiment, the first clamping knife and the second clamping knife have similar structures, and both sides of the first clamping knife and the second clamping knife are provided with two clamping arms, and the size of the clamping arms is similar to that of the positive pole piece and the negative pole piece. When the mechanical arm sucks the positive plate and the negative plate to the diaphragm, the first clamping knife exits from the lamination position, and when the lamination needs to be rotated, the first clamping knife enters the lamination position and clamps the positive plate and the negative plate through the two clamping arms to perform winding lamination.
In the lamination machine and the lamination method provided by this embodiment, the separator is continuous and not cut, the positive plate and the negative plate are cut into individual pieces, and the positive plate and the negative plate are stacked by continuous winding for 180 degrees by the first clamping knife in the whole lamination mode. Compared with the existing laminating machine, the laminating speed is improved by 1-2 times, and the production efficiency and the production quality of the laminating machine are improved. Tests prove that by adopting the laminating machine and the laminating method provided by the embodiment, the production efficiency can reach 0.8-1.2s/pcs, and the production performance can be improved by 30-50% compared with the existing laminating machine.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A laminating machine is used for laminating lithium ion batteries and is characterized by comprising a first rotary mechanical arm (1), a second rotary mechanical arm (2), a first positioning table (4), a second positioning table (5) and a first clamping knife (3);
in the laminating machine, a mounting device of a first diaphragm (8) is arranged at the upper ends of a first rotary mechanical arm (1) and a second rotary mechanical arm (2), a mounting device of a second diaphragm (9) is arranged at the lower ends of the first rotary mechanical arm (1) and the second rotary mechanical arm (2), the first diaphragm (8) is continuously fed downwards to a position between the first rotary mechanical arm (1) and the second rotary mechanical arm (2), and the second diaphragm (9) is continuously fed upwards to a position between the first rotary mechanical arm (1) and the second rotary mechanical arm (2); wherein,
a first rotary manipulator (1) sucks a positive plate (10) or a negative plate (11) from a first positioning table (4) to a first diaphragm (8) on the side for blanking;
the second rotary manipulator (2) sucks the negative plate (11) or the positive plate (10) from the second positioning table (5) to a second diaphragm (9) on the side for blanking;
a pair of first clamping knives (3) is arranged between the first rotary mechanical arm (1) and the second rotary mechanical arm (2), and the positive plate (10) and the negative plate (11) are connected with the diaphragm and rotated together by 180 degrees by the first clamping knives (3) to be wound and laminated;
when the laminating machine starts to laminate, a first diaphragm (8) and a second diaphragm (9) are simultaneously fed between a first rotary mechanical arm (1) and a second rotary mechanical arm (2), and the tail ends of the first diaphragm (8) and the second diaphragm (9) are laminated and attached into a whole;
after the positive plate (10) and the negative plate (11) are respectively and simultaneously adsorbed on the two diaphragms after blanking, starting to perform primary winding lamination;
a first rotary manipulator (1) sucks a positive plate (10) or a negative plate (11) onto a first diaphragm (8), a second rotary manipulator (2) sucks the negative plate (11) or the positive plate (10) onto a second diaphragm (9), and a first clamping knife (3) continuously performs a winding lamination process of rotating the positive plate (10) and the negative plate (11) together with the diaphragms for 180 degrees for multiple times until a set lamination number is reached, and the rotation direction is clockwise rotation or anticlockwise rotation;
the first clamping knife (3) rotates intermittently, the first clamping knife (3) does not rotate when the first rotary manipulator (1) and the second rotary manipulator (2) suck the positive plate (10) and the negative plate (11) from the first positioning table (4) and the second positioning table (5), and the first clamping knife (3) clamps the positive plate (10) to start rotating when the positive plate (10) or the negative plate (11) is adsorbed on the first diaphragm (8) and the second diaphragm (9);
the lamination machine does not cut off the diaphragm in the lamination process, and the positive plate (10) and the negative plate (11) are cut off single sheets.
2. The lamination machine according to claim 1, characterized in that it further comprises a second pinching knife (6) and a cutting knife (7);
a second clamping knife (6) and a cutting knife (7) are arranged on two sides of a first diaphragm (8) at the upper ends of the first rotary manipulator (1) and the second rotary manipulator (2), and a second clamping knife (6) and a cutting knife (7) are also arranged on two sides of a second diaphragm (9) at the lower ends of the first rotary manipulator (1) and the second rotary manipulator (2);
after lamination is finished, the diaphragms at the upper end and the lower end are respectively clamped through two pairs of second clamping knives (6), the diaphragms at the upper end and the lower end are respectively cut off through two cutters (7), and the negative pole piece (11) and the diaphragms wrap the positive pole piece (10) to be pasted with the stop adhesive tape.
3. The lamination machine according to claim 1 or 2, wherein the lamination machine does not cut the separator during lamination, and employs a positive electrode sheet (10) and a negative electrode sheet (11) that are each a cut single sheet.
4. A lamination method for a lithium ion battery lamination, comprising the steps of:
step A: arranging a first diaphragm at the upper ends of the first rotary manipulator and the second rotary manipulator, arranging a second diaphragm at the lower ends of the first rotary manipulator and the second rotary manipulator, and simultaneously discharging the diaphragms at the two ends to a position between the first rotary manipulator and the second rotary manipulator;
and B: respectively sucking the positive plate and the negative plate from the first positioning table and the second positioning table to the first diaphragm and the second diaphragm after blanking through a first rotary manipulator and a second rotary manipulator, or respectively sucking the negative plate and the positive plate from the first positioning table and the second positioning table to the first diaphragm and the second diaphragm after blanking through the first rotary manipulator and the second rotary manipulator, and rotating the positive plate and the negative plate together with the diaphragms by 180 degrees through a first clamping knife to perform winding lamination;
b, continuously and circularly executing for multiple times until the lamination is stacked to the set lamination layer number, and stopping;
in the lamination process, the tail ends of the first diaphragm and the second diaphragm are stacked and attached into a whole;
the rotating direction is clockwise rotation or anticlockwise rotation;
the first clamping knife rotates intermittently, the first clamping knife does not rotate when the first rotary mechanical arm and the second rotary mechanical arm suck the positive plate and the negative plate from the first positioning table and the second positioning table, and the first clamping knife clamps the positive plate to start rotating when the first diaphragm and the second diaphragm both adsorb the positive plate or the negative plate;
the diaphragm is not cut off in the lamination process, and the positive plate and the negative plate are cut off single plates.
5. The lamination process of claim 4, further comprising:
and C: after lamination is finished, the diaphragms at the upper end and the lower end are respectively clamped through the two pairs of second clamping cutters, the diaphragms at the upper end and the lower end are respectively cut off through the two cutters, the negative pole piece and the diaphragms wrap the positive pole piece, and the adhesive tape is attached to the end.
6. A lamination method according to claim 4 or 5, wherein the separator is not cut during lamination, and the positive electrode sheet and the negative electrode sheet are each a cut single sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310703834.4A CN103700885B (en) | 2013-12-19 | 2013-12-19 | Laminating machine and laminating method thereof |
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|---|---|---|---|
| CN201310703834.4A CN103700885B (en) | 2013-12-19 | 2013-12-19 | Laminating machine and laminating method thereof |
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| CN103700885A CN103700885A (en) | 2014-04-02 |
| CN103700885B true CN103700885B (en) | 2016-06-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110808382B (en) * | 2019-11-26 | 2024-10-29 | 无锡先导智能装备股份有限公司 | Lamination device and lamination method |
| CN113410506B (en) * | 2021-06-18 | 2022-06-10 | 东莞理工学院 | Automatic winding mechanism with continuous feeding function for automatic lithium battery production tool |
| CN114243120A (en) * | 2021-11-24 | 2022-03-25 | 无锡先导智能装备股份有限公司 | Lamination method of battery cell |
| CN114243115A (en) * | 2021-11-24 | 2022-03-25 | 无锡先导智能装备股份有限公司 | Lamination method of battery cell |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102201598A (en) * | 2008-09-23 | 2011-09-28 | 深圳市吉阳自动化科技有限公司 | Semi-automatic stacking method for power battery core |
| CN102412419A (en) * | 2010-09-25 | 2012-04-11 | 深圳市吉阳自动化科技有限公司 | Laminated machine and electrical core laminated mechanism |
| CN102751538A (en) * | 2012-07-16 | 2012-10-24 | 深圳邦凯新能源股份有限公司 | Winding laminating machine and laminating method thereof |
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| JP2011175749A (en) * | 2010-02-23 | 2011-09-08 | Toyota Motor Corp | Battery cell, vehicle with the battery used thereon, and battery-equipped apparatus |
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| CN102201598A (en) * | 2008-09-23 | 2011-09-28 | 深圳市吉阳自动化科技有限公司 | Semi-automatic stacking method for power battery core |
| CN102412419A (en) * | 2010-09-25 | 2012-04-11 | 深圳市吉阳自动化科技有限公司 | Laminated machine and electrical core laminated mechanism |
| CN102751538A (en) * | 2012-07-16 | 2012-10-24 | 深圳邦凯新能源股份有限公司 | Winding laminating machine and laminating method thereof |
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