CN109888360B - Laminated cell structure and production method suitable for split lamination and rubberizing of laminated cell structure - Google Patents
Laminated cell structure and production method suitable for split lamination and rubberizing of laminated cell structure Download PDFInfo
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- CN109888360B CN109888360B CN201910076128.9A CN201910076128A CN109888360B CN 109888360 B CN109888360 B CN 109888360B CN 201910076128 A CN201910076128 A CN 201910076128A CN 109888360 B CN109888360 B CN 109888360B
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- 238000003475 lamination Methods 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000012528 membrane Substances 0.000 claims description 37
- 239000000178 monomer Substances 0.000 claims description 15
- 238000010030 laminating Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000004026 adhesive bonding Methods 0.000 description 15
- 239000003292 glue Substances 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention provides a laminated cell structure and a production method suitable for split lamination and rubberizing of the laminated cell structure, belonging to the technical field of battery lamination technology; the laminated cell structure comprises a positive pole piece, a negative pole piece and a diaphragm, wherein the diaphragm is arranged between the adjacent positive pole piece and the negative pole piece; the positive pole piece, the diaphragm, the negative pole piece and the other diaphragm are stacked and alternated to prepare a laminated cell structure; the production method of the split lamination and rubberizing adopts the steps that all parts of a lamination battery cell are circularly superposed to form a lamination battery cell structure, and then the lamination battery cell structure is rubberized through split rubberizing production. The invention has high efficiency of lamination and rubberizing processing, can effectively solve the problems of uneven diaphragm, uncontrollable diaphragm tension, serious diaphragm stretching easily caused by overlarge diaphragm tension and the like in the traditional lamination, and can effectively solve the problem of low efficiency processing in the traditional lamination and rubberizing process.
Description
Technical Field
The invention relates to the technical field of battery lamination technology, in particular to a laminated cell structure and a production method suitable for split lamination and rubberizing of the laminated cell structure.
Background
At present, the square battery mainly has winding and lamination production processes. The laminated cell has a plurality of advantages and is widely applied to the production of lithium batteries, nickel-metal hydride batteries, hydrogen fuel batteries, lithium-sulfur batteries and the like; for example: the energy density is high, and the specific capacity of the discharge platform and the volume is higher than that of a winding production process battery; the internal structure is uniform, and the reaction rate is relatively consistent; the internal resistance is low, which is equivalent to the parallel connection of a plurality of small pole pieces, and the internal resistance is reduced; the high-rate discharge capacity is more, and the parallel connection of multiple pole pieces is easier to finish large-current discharge in a short time.
In a laminated cell structure, a diaphragm is one of the key inner layer components; the diaphragm is positioned between the positive electrode and the negative electrode and mainly used for separating the positive active material from the negative active material and preventing the two electrodes from being short-circuited due to contact; in addition, the necessary electrolyte can be maintained during the electrochemical reaction, and a channel for ion movement is formed. The lamination mode that present lamination electricity core adopted does: 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 existing lamination mode easily causes the phenomena of uneven diaphragm, uncontrollable diaphragm tension, serious diaphragm stretching and the like in the lamination process, short circuit and other battery adverse phenomena; and the processing speed of the lamination and the rubberizing is low, so that higher efficiency breakthrough is difficult to achieve.
Disclosure of Invention
In order to solve the technical problems, the invention provides a laminated cell structure and a production method suitable for split lamination and rubberizing of the laminated cell structure, wherein the laminated cell structure has high lamination and rubberizing processing efficiency, can effectively solve the problems of uneven diaphragm, uncontrollable diaphragm tension, serious diaphragm stretching easily caused by overlarge diaphragm tension and the like in the existing lamination, and can effectively solve the problem of low-efficiency processing in the existing lamination and rubberizing process.
The invention provides the following technical scheme that the laminated cell structure comprises a positive pole piece, a negative pole piece and a diaphragm, wherein the diaphragm is arranged between the adjacent positive pole piece and the negative pole piece; and the positive pole piece, the diaphragm, the negative pole piece and the other diaphragm are stacked alternately to prepare the laminated cell structure.
Preferably, at least one positive pole piece, at least one separator piece and at least one negative pole piece are alternately stacked to prepare a single body; and the single body and the other diaphragm sheet are stacked and alternated to prepare the laminated cell structure.
Preferably, the single body is formed by overlapping the positive pole piece, the diaphragm piece and the negative pole piece in sequence; and the single body and the other diaphragm sheet are stacked and alternated to prepare the laminated cell structure.
Preferably, the structural forms of the monomers are two, namely a first monomer and a second monomer; the structural form of the first monomer is formed by overlapping the positive pole piece, the diaphragm, the negative pole piece, the other diaphragm and the other positive pole piece in sequence; the structural form of the second monomer is formed by overlapping the negative pole piece, the diaphragm, the positive pole piece, the other diaphragm and the other negative pole piece in sequence; the first single body, the diaphragm, the second single body and the other diaphragm are stacked to form the laminated cell structure in an alternating manner.
The production method of the split lamination and rubberizing suitable for the laminated cell structure comprises the following steps,
s1: sequentially supplying a plurality of uniformly distributed and spaced positive pole pieces through a production line, synchronously transplanting a plurality of preset positive pole pieces to a first group of positioning tables by a first group of feeding mechanical arms, and then synchronously transplanting the positive pole pieces to a first group of stacking tables which are arranged on stacking equipment and correspond to the first group of positioning tables again by the first group of feeding mechanical arms;
s2: sequentially supplying a plurality of uniformly distributed and spaced diaphragm sheets through a production line, synchronously transplanting a plurality of preset diaphragm sheets onto a second group of positioning tables by a second group of feeding mechanical arms, rotating the first group of stacking tables carrying a plurality of positive pole pieces by 90 degrees at the same time, and arranging the first group of stacking tables corresponding to the second group of positioning tables, wherein at the moment, the second group of stacking tables on the stacking equipment rotate to positions corresponding to the first group of positioning tables so as to carry another batch of the plurality of positive pole pieces; then synchronously transplanting the plurality of membrane sheets to the first group of stacking tables again through the second group of feeding mechanical arms, so that the plurality of membrane sheets are sequentially stacked above the plurality of positive pole pieces;
s3: sequentially supplying a plurality of uniformly distributed and spaced negative pole pieces through a production line, synchronously transplanting a plurality of preset negative pole pieces to a third group positioning table by a third group feeding manipulator, simultaneously rotating the first group stacking table carrying a plurality of positive pole pieces and diaphragm stacking bodies by 90 degrees, and arranging the first group stacking table and the third group stacking table in a corresponding manner, wherein at the moment, the third group stacking table on stacking equipment rotates to a position corresponding to the first group positioning table so as to conveniently bear a plurality of positive pole pieces of another batch, and the second group stacking table rotates to a position corresponding to the second group positioning table so as to conveniently bear a plurality of positive pole pieces of another batch and diaphragm stacking bodies; then synchronously transplanting the plurality of negative pole pieces to the first set of stacking table through the third set of feeding mechanical arms again, so that the plurality of negative pole pieces are sequentially stacked above the stacked body of the plurality of positive pole pieces and the diaphragm pieces;
s4: sequentially supplying a plurality of other diaphragm sheets with uniformly distributed intervals through a production line, synchronously transplanting a plurality of preset other diaphragm sheets to a fourth group positioning table by a fourth group feeding manipulator, simultaneously rotating the first group stacking table carrying a plurality of positive pole sheets, diaphragm sheets and negative pole sheet stacking bodies by 90 degrees, wherein the position of the first group stacking table is corresponding to that of the fourth group positioning table, at the moment, the fourth group stacking table on the stacking equipment rotates to a position corresponding to the first group positioning table to be convenient for bearing another batch of the positive pole sheets, the third group stacking table rotates to a position corresponding to the third group positioning table to be convenient for bearing another batch of the positive pole sheets, the diaphragm sheets and the negative pole sheet stacking bodies, and the second group stacking table rotates to a position corresponding to the second group positioning table to be convenient for bearing another batch of the positive pole sheets and the diaphragm sheet stacking bodies (ii) a Then synchronously transplanting the plurality of other diaphragm sheets to the first group of stacking tables again through the fourth group of feeding mechanical arms, so that the plurality of other diaphragm sheets are sequentially stacked above the stacked body of the plurality of positive pole pieces, the plurality of diaphragm sheets and the plurality of negative pole pieces;
s5: repeating the steps from S1 to S4 to obtain a plurality of preset laminated battery cell structures, and then simultaneously transplanting the laminated battery cell structures to a first group of rubberizing stations which are arranged on rubberizing equipment and correspond to the fourth group of positioning tables by a fifth group of mechanical arms;
s6: the first group of rubberizing stations carrying a plurality of laminated cell structures rotate by 90 degrees, so that the rubberizing equipment respectively and synchronously rubberizes one side of the laminated cell structures, and meanwhile, the second group of rubberizing stations of the rubberizing equipment rotate to a position corresponding to the fourth group of positioning tables so as to carry another laminated cell structure;
s7: rotating the first group of rubberizing stations of the laminated cell structure loaded with a plurality of single-side rubberized materials by 90 degrees again, so that the rubberizing equipment respectively and synchronously rubberizes the other sides of the laminated cell structures rubberized with the single-side rubberized materials, meanwhile, rotating the third group of rubberizing stations of the rubberizing equipment to a position corresponding to the fourth group of positioning tables so as to load another laminated cell structure, and at the moment, the rubberizing equipment respectively and synchronously rubberizing one side of another laminated cell structure loaded with the second group of rubberizing stations;
s8: rotating the first group of rubberizing stations of the laminated cell structure loaded with a plurality of double-sided rubberizing by 90 degrees, synchronously transplanting a plurality of laminated cell structures loaded with double-sided rubberizing on the first group of rubberizing stations to a production line by a sixth manipulator for processing the next procedure, simultaneously rotating a fourth group of rubberizing stations of the rubberizing equipment to a position corresponding to the fourth group of positioning tables so as to load a plurality of other laminated cell structures, and at the same time, rubberizing equipment respectively and synchronously rubberizing the other side of the laminated cell structure loaded with a plurality of single-sided rubberizing on the third group of rubberizing stations, and rubberizing equipment respectively and synchronously rubberizing the second group of rubberizing stations; the process is repeated in this way, so that a plurality of laminated cell structures loaded with double-sided adhesive tape are continuously transplanted to a production line for the next process.
The invention has the beneficial effects that: the invention designs a plurality of different laminated cell structures and designs a separate lamination processing and rubberizing processing process method which is suitable for the plurality of different laminated cell structures, can effectively solve the problems of uneven diaphragms, uncontrollable diaphragm tension, serious diaphragm stretching easily caused by overlarge diaphragm tension and the like in the existing lamination, can effectively solve the low-efficiency processing condition in the existing lamination and rubberizing process, ensures that the processing quality and the processing efficiency of the laminated cell are qualitatively improved, and has great market competitiveness.
Drawings
Fig. 1 is a first lamination alternation of a laminated cell structure according to the invention;
fig. 2 is a second lamination alternation of the laminated cell structure according to the invention;
fig. 3 is a third alternating stacking manner of the laminated cell structure according to the present invention;
fig. 4 is a flow chart of a split type production process for realizing lamination production and rubberizing production of the laminated cell structure in the three lamination modes of fig. 1, fig. 2 and fig. 3;
description of reference numerals: 10-laminated cell structure, 11-positive pole piece, 11 a-another positive pole piece, 12-negative pole piece, 12 a-another negative pole piece, 13-diaphragm piece, 13 a-another diaphragm piece, 14-monomer, 14 a-another monomer, 14 b-first monomer, 14 c-second monomer, 20-stacking equipment, 21-first group feeding mechanical arm, 22-second group feeding mechanical arm, 23-third group feeding mechanical arm, 24-fourth group feeding mechanical arm, 25-fifth group mechanical arm, 26-sixth group mechanical arm, 31-first group positioning table, 32-second group positioning table, 33-third group positioning table, 34-fourth group positioning table, 41-first group stacking table, 42-second group stacking table, 43-a third group of laminating tables, 44-a fourth group of laminating tables, 50-a rubberizing device, 51-a first group of rubberizing stations, 52-a second group of rubberizing stations, 53-a third group of rubberizing stations and 54-a fourth group of rubberizing stations.
Detailed Description
In order to make the object, technical solution and technical effect of the present invention more apparent, the present invention will be further described with reference to the following 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.
Referring to fig. 1, a laminated cell structure 10 includes a positive electrode plate 11, a negative electrode plate 12, and a separator 13, where the separator 13 is disposed between the positive electrode plate 11 and the negative electrode plate 12; the positive pole piece 11, the diaphragm sheet 13, the negative pole piece 12 and the other diaphragm sheet 13a are stacked and alternated to obtain the laminated cell structure.
Further, at least one positive pole piece 11, at least one diaphragm piece 13 and at least one negative pole piece 12 are alternately superposed to prepare a single body 14; the laminated cell structure 10 is obtained by alternately laminating the single cells 14 and the other separator sheet 13 a.
Referring to fig. 2, the single body 14 is formed by sequentially stacking the positive electrode tab 11, the separator tab 13, and the negative electrode tab 12; the laminated cell structure 10 is obtained by alternately laminating the single cells 14 and the other separator sheet 13 a.
Referring to fig. 3, the single body 14 has two structural forms, which are a first single body 14a and a second single body 14 b; the first single body 14a is formed by sequentially overlapping the positive pole piece 11, the diaphragm sheet 13, the negative pole piece 12, the other diaphragm sheet 13a and the other positive pole piece 11 a; the second single body 14b is formed by sequentially overlapping the negative electrode sheet 12, the separator sheet 13, the positive electrode sheet 11, another separator sheet 13a and another negative electrode sheet 12 a; the first unit cell 14a, the separator sheet 13, the second unit cell 14b, and the other separator sheet 13a are stacked on the laminated cell structure 10 in an alternating manner.
Example 1
Referring to fig. 4, a method for producing a split lamination and rubberizing of a laminated cell structure includes the following steps:
s1: sequentially supplying a plurality of positive pole pieces 11 with uniformly distributed intervals through a production line, synchronously transplanting a plurality of preset positive pole pieces 11 onto a first group positioning table 31 by a first group feeding manipulator 21, and then synchronously transplanting the plurality of positive pole pieces 11 onto a first group stacking table 41 which is arranged on the stacking device 20 and corresponds to the first group positioning table 31 again by the first group feeding manipulator 21;
s2: sequentially feeding a plurality of the membrane sheets 13 with uniformly distributed intervals through a production line, synchronously transferring a plurality of preset membrane sheets 13 onto a second group of positioning tables 32 by a second group of feeding manipulators 22, and simultaneously rotating 90 degrees the first group of stacking tables 41 carrying a plurality of the positive pole pieces 11 to positions corresponding to the second group of positioning tables 32, wherein the second group of stacking tables 42 on the stacking device 20 is rotated to positions corresponding to the first group of positioning tables 31 to conveniently carry another batch of a plurality of the positive pole pieces 11; then synchronously transplanting the plurality of membrane sheets 13 to the first group of stacking stations 41 again through the second group of feeding manipulators 22, so that the plurality of membrane sheets 13 are sequentially stacked above the plurality of positive pole pieces 11;
s3: sequentially supplying a plurality of uniformly spaced negative pole pieces 12 through a production line, synchronously transferring a plurality of preset negative pole pieces 12 onto a third group positioning table 33 by a third group feeding manipulator 23, simultaneously rotating the first group stacking table 41 carrying a plurality of positive pole pieces 11 and diaphragm pieces 13 by 90 degrees, wherein the position of the first group stacking table is arranged corresponding to the third group positioning table 33, at the same time, rotating a third group stacking table 43 on the stacking device 20 to a position corresponding to the first group positioning table 31 to conveniently carry a plurality of positive pole pieces 11 of another batch, and rotating the second group stacking table 42 to a position corresponding to the second group positioning table 32 to conveniently carry a plurality of positive pole pieces 11 and diaphragm pieces 13 of another batch; then, synchronously transplanting the plurality of negative electrode plates 12 to the first stacking table 41 again through the third group of feeding manipulators 23, so that the plurality of negative electrode plates 12 are sequentially stacked above the stacked body of the plurality of positive electrode plates 11 and the diaphragm 13;
s4: sequentially feeding a plurality of other membrane sheets 13a with uniformly distributed intervals through a production line, synchronously transferring a plurality of preset other membrane sheets 13a onto a fourth group positioning table 34 by a fourth group feeding manipulator 24, simultaneously rotating the first group stacking table 41 carrying a plurality of positive pole pieces 11, membrane sheets 13 and negative pole pieces 12 to 90 degrees, wherein the position of the first group stacking table 41 is corresponding to the fourth group positioning table 34, at this time, a fourth group stacking table 44 on the stacking device is rotated to the position corresponding to the first group positioning table 31 to carry another batch of the plurality of positive pole pieces 11, the third group stacking table 43 is rotated to the position corresponding to the third group positioning table 33 to carry another batch of the plurality of positive pole pieces 11, membrane sheets 13 and negative pole pieces 12, and the second group stacking table 42 is rotated to the position corresponding to the second group positioning table 32 to carry another batch of the plurality of positive pole pieces 11, membrane sheets 13 and negative pole pieces 12A batch of a plurality of the positive electrode sheets 11 and the separator sheets 13 stacked on each other; then synchronously transplanting the plurality of other separator sheets 13a to the first-group stacking table 41 again through the fourth-group feeding manipulator 24, so that the plurality of other separator sheets 13a are sequentially stacked above the stacked body of the plurality of positive electrode pole pieces 11, the plurality of separator sheets 13 and the plurality of negative electrode pole pieces 12;
s5: repeating the steps S1 to S4, wherein in the implementation process, the stacking apparatus 20 may adopt an index plate device or a magnetic levitation track device to implement the repeating operation; obtaining a plurality of preset laminated battery cell structures 10, and then simultaneously transplanting the plurality of laminated battery cell structures 10 to a first group of rubberizing stations 51 which are arranged on the rubberizing equipment 50 and correspond to the fourth group of positioning tables 34 by a fifth group of manipulators 25;
s6: the first set of taping stations 51 carrying a plurality of the laminated cell structures 10 is rotated by 90 ° so that the taping device 50 simultaneously tapes one side of each of the plurality of laminated cell structures 10, and at the same time, the second set of taping stations 52 of the taping device 50 is rotated to a position corresponding to the fourth set of positioning tables 34 so as to carry another plurality of laminated cell structures 10;
s7: rotating the first set of gluing stations 51 of the laminated cell structure 10 carrying a plurality of single-sided glues by another 90 °, so that the gluing device 50 respectively and synchronously glues the other side of the laminated cell structure 10 carrying a plurality of single-sided glues, and simultaneously, rotating the third set of gluing stations 53 of the gluing device 50 to a position corresponding to the fourth set of positioning tables 34 for carrying a plurality of other laminated cell structures 10, at this time, the gluing device 50 respectively and synchronously glues one side of the laminated cell structure 10 carrying a plurality of other laminated cell structures 52 carrying a plurality of other laminated cell structures 10;
s8: rotating the first set of gluing stations 51 of the laminated cell structure 10 carrying a plurality of double-sided glues by 90 °, synchronously transferring the laminated cell structures 10 carrying double-sided glues by the first set of gluing stations 51 to a production line by a sixth manipulator for processing of a next process, simultaneously rotating the fourth set of gluing stations 54 of the gluing device 50 to a position corresponding to the fourth set of positioning tables 34 for carrying a plurality of other laminated cell structures 10, wherein at this time, the gluing device 50 respectively carries a plurality of single-sided glues on the third set of gluing stations 53 for synchronously gluing the other sides of the laminated cell structures 10, and the gluing device 50 respectively carries a plurality of other laminated cell structures 10 for synchronously gluing the second set of gluing stations 52; the process is repeated in this way, and in the specific implementation process, the stacking device 20 can implement repeated operation by using an index plate device or a magnetic suspension track device; so that a plurality of the laminated cell structures 10 with double-sided rubberizing are continuously transplanted to a production line for the next process.
Example 2
Referring to fig. 4, a method for producing a split lamination and rubberizing of a laminated cell structure includes the following steps:
s1: sequentially supplying a plurality of single units 14 with uniformly distributed intervals through a production line, synchronously transplanting a plurality of preset single units 14 onto a first group positioning table 31 by a first group feeding mechanical arm 21, and then synchronously transplanting the single units 14 onto a first group stacking table 41 which is arranged on the stacking equipment and corresponds to the first group positioning table 31 again by the first group feeding mechanical arm 21;
s2: sequentially feeding a plurality of said membrane sheets 13 with uniformly spaced intervals through a flow line, synchronously transferring a predetermined plurality of said membrane sheets 13 to a second set of positioning tables 32 by a second set of feeding manipulators 22, while rotating said first set of stacking tables 41 carrying a plurality of said single cells 14 by 90 ° in positions corresponding to said second set of positioning tables 32, at which time said second set of stacking tables 42 on said stacking apparatus 20 is rotated to positions corresponding to said first set of positioning tables 31 for carrying another batch of a plurality of said single cells 14; then synchronously transplanting the plurality of membrane sheets 13 to the first group of stacking stations 41 again through the second group of feeding manipulators 22, so that the plurality of membrane sheets 13 are sequentially stacked above the plurality of single bodies 14;
s3: sequentially supplying a plurality of other single units 14a with uniformly distributed intervals through a production line, synchronously transferring a plurality of preset other single units 14 to a third group positioning table 33 by a third group feeding manipulator 23, simultaneously rotating the first group stacking table 41 carrying a plurality of single units 14 and membrane sheets 13 to 90 degrees, wherein the position of the first group stacking table 41 is corresponding to the position of the third group positioning table 33, at the same time, rotating a third group stacking table 43 on the stacking device 50 to the position corresponding to the first group positioning table 31 to conveniently carry a plurality of single units 14 of another batch, and rotating the second group stacking table 42 to the position corresponding to the second group positioning table 32 to conveniently carry a plurality of single units 14 and membrane sheets 13 of another batch; then, synchronously transferring the plurality of other single units 14a to the first stacking table 41 again by the third group feeding manipulator 23, so that the plurality of other single units 14a are sequentially stacked above the stacked body of the plurality of single units 14 and the diaphragm 13;
s4: sequentially feeding a plurality of other membrane sheets 13a with uniformly spaced intervals through a flow line, synchronously transferring a predetermined plurality of other membrane sheets 13a to a fourth group positioning table 34 by a fourth group feeding robot 24, rotating the first group stacking table 41 carrying a plurality of single bodies 14, membrane sheets 13 and a laminated body of the other single bodies 14a by 90 ° at the same time, wherein the position thereof corresponds to the fourth group positioning table 34, and at this time, a fourth group stacking table 44 on the stacking apparatus is rotated to a position corresponding to the first group positioning table 31 for carrying another batch of the plurality of single bodies 14, the third group stacking table 43 is rotated to a position corresponding to the third group positioning table 33 for carrying another batch of the plurality of single bodies 14, membrane sheets 13 and a laminated body of the other single bodies 14a, and the second group stacking table 42 is rotated to a position corresponding to the second group positioning table 32 for carrying another batch of the plurality of single bodies 14A plurality of the second single cells 14 and the diaphragm 13 stacked on each other; then synchronously transferring the plurality of other membrane sheets 14a to the first stacking station 41 again by the fourth group of feeding manipulators 24, so that the plurality of other membrane sheets 13a are sequentially stacked above the stacked body of the plurality of single bodies 14, the membrane sheets 13 and the other single bodies 14 a;
s5: repeating the steps from S1 to S4 to obtain a plurality of preset laminated cell structures 10, and then, simultaneously, a fifth group of manipulators 25 transplants the plurality of laminated cell structures 10 to a first group of rubberizing stations 51 on the rubberizing equipment 50 and corresponding to the fourth group of positioning tables 34;
s6 to S8 in the subsequent steps are the same as those in embodiment 1, and are not repeated herein.
Example 3
Referring to fig. 4, a method for producing a split lamination and rubberizing of a laminated cell structure includes the following steps:
s1: sequentially supplying a plurality of first single units 14b with uniformly distributed intervals through a flow line, synchronously transplanting a preset plurality of first single units 14b onto a first group positioning table 31 by a first group feeding manipulator 21, and then synchronously transplanting the plurality of first single units 14b onto a first group stacking table 41 which is arranged on the stacking device 20 and corresponds to the first group positioning table 31 again by the first group feeding manipulator 21;
s2: sequentially feeding a plurality of the membrane sheets 13 with uniformly spaced intervals through a flow line, synchronously transferring a predetermined plurality of the membrane sheets 13 to a second group of positioning tables 32 by a second group of feeding manipulators 22, and simultaneously rotating 90 ° the first group of stacking tables 41 carrying a plurality of the first single units 14b to positions corresponding to the second group of positioning tables 32, wherein the second group of stacking tables 42 on the stacking apparatus 20 is rotated to positions corresponding to the first group of positioning tables 31 so as to carry another batch of the plurality of first single units 14 b; then, synchronously transplanting the plurality of membrane sheets 13 to the first stacking station 41 again through the second group of feeding manipulators 22, so that the plurality of membrane sheets 13 are sequentially stacked above the plurality of first single units 14 b;
s3: sequentially supplying a plurality of second single bodies 14c with uniformly spaced intervals through a production line, synchronously transferring a plurality of preset second single bodies 14c onto a third group positioning table 33 by a third group feeding manipulator 23, simultaneously rotating the first group stacking table 41 carrying a plurality of first single bodies 14b and the diaphragm 13 stacked body by 90 degrees, wherein the position of the first group stacking table 41 is arranged corresponding to the third group positioning table 33, at this time, the third group stacking table 43 on the stacking device 20 rotates to the position corresponding to the first group positioning table 31 so as to carry another batch of the plurality of first single bodies 14b, and the second group stacking table 42 rotates to the position corresponding to the second group positioning table 32 so as to carry another batch of the first single bodies 14b and the diaphragm 13 stacked body; then, synchronously transferring the plurality of second cells 14c to the first stacking station 41 again by the third group of feeding robot 33, so that the plurality of second cells 14c are sequentially stacked above the stacked body of the plurality of first cells 14b and the diaphragm 13;
s4: sequentially supplying a plurality of other membrane sheets 13a with uniformly spaced intervals through a flow line, synchronously transferring a predetermined plurality of other membrane sheets 13a onto a fourth group positioning table 34 by a fourth group feeding manipulator 24, simultaneously rotating the first group stacking table 41 carrying a plurality of first single bodies 14b, membrane sheets 13 and second single bodies 14c by 90 degrees at a position corresponding to the fourth group positioning table 34, rotating a fourth group stacking table 44 on the stacking apparatus 20 to a position corresponding to the first group positioning table 31 for carrying another batch of the plurality of first single bodies 14b, and rotating a third group stacking table 43 to a position corresponding to the third group positioning table 33 for carrying another batch of the plurality of first single bodies 14b, membrane sheets 13 and second single bodies 14c, the second set of stacking stations 42 is rotated to a position corresponding to the second set of positioning stations 32 for carrying another batch of the stacked body of the first single units 14b and the diaphragm 13; then, synchronously transferring the plurality of the other membrane sheets 13a to the first stacking station 41 again by the fourth group of the feeding robot 24, so that the plurality of the other membrane sheets 14a are sequentially stacked above the stacked body of the plurality of the first cells 14b, the membrane sheets 13 and the second cells 14 c;
s5: repeating the steps from S1 to S4 to obtain a plurality of preset laminated cell structures 10, and then, simultaneously, a fifth group of manipulators 25 transplants the plurality of laminated cell structures 10 to a first group of rubberizing stations 51 on the rubberizing equipment 50 and corresponding to the fourth group of positioning tables 34;
s6 to S8 in the subsequent steps are the same as those in embodiment 1, and are not repeated herein.
In summary, the laminated cell structures of different types and the separate lamination processing and rubberizing processing method designed for the laminated cell structures of different types enable the lamination processing and rubberizing processing to realize a supply and processing mode with continuous reciprocation.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the present invention pertains, the architecture form can be flexible and varied without departing from the concept of the present invention, and a series of products can be derived. But rather a number of simple derivations or substitutions are made which are to be considered as falling within the scope of the invention as defined by the appended claims.
Claims (1)
1. A production method of split lamination and rubberizing of a laminated cell structure is characterized in that: the laminated cell structure comprises a positive pole piece, a negative pole piece and a diaphragm, wherein the diaphragm is arranged between the adjacent positive pole piece and the negative pole piece; the positive pole piece, the diaphragm, the negative pole piece and the other diaphragm are stacked and alternated to prepare the laminated cell structure; alternately superposing at least one positive pole piece, at least one diaphragm piece and at least one negative pole piece to prepare a monomer; the single body and the other diaphragm sheet are stacked and alternated to prepare the laminated cell structure; the structural form of the single body is formed by overlapping the positive pole piece, the diaphragm piece and the negative pole piece in sequence; the single body and the other diaphragm sheet are stacked and alternated to prepare the laminated cell structure; the structural forms of the monomers are two, namely a first monomer and a second monomer; the structural form of the first monomer is formed by overlapping the positive pole piece, the diaphragm, the negative pole piece, the other diaphragm and the other positive pole piece in sequence; the structural form of the second monomer is formed by overlapping the negative pole piece, the diaphragm, the positive pole piece, the other diaphragm and the other negative pole piece in sequence; the laminated cell structure formed by alternately laminating the first single body, the diaphragm, the second single body and the other diaphragm; the production method comprises the following steps of,
s1: sequentially supplying a plurality of uniformly distributed and spaced positive pole pieces through a production line, synchronously transplanting a plurality of preset positive pole pieces to a first group of positioning tables by a first group of feeding mechanical arms, and then synchronously transplanting the positive pole pieces to a first group of stacking tables which are arranged on stacking equipment and correspond to the first group of positioning tables again by the first group of feeding mechanical arms;
s2: sequentially supplying a plurality of uniformly distributed and spaced diaphragm sheets through a production line, synchronously transplanting a plurality of preset diaphragm sheets onto a second group of positioning tables by a second group of feeding mechanical arms, simultaneously rotating a first group of stacking tables carrying a plurality of positive pole pieces by 90 degrees, and arranging the stacking tables corresponding to the second group of positioning tables, wherein at the moment, a fourth group of stacking tables on the stacking equipment rotate to positions corresponding to the first group of positioning tables so as to carry another batch of positive pole pieces;
then synchronously transplanting the plurality of membrane sheets to the first group of stacking tables again through the second group of feeding mechanical arms, so that the plurality of membrane sheets are sequentially stacked above the plurality of positive pole pieces;
s3: sequentially supplying a plurality of uniformly distributed and spaced negative pole pieces through a production line, synchronously transplanting a plurality of preset negative pole pieces to a third group positioning table by a third group feeding manipulator, simultaneously rotating the first group stacking table carrying a plurality of positive pole pieces and diaphragm stacking bodies by 90 degrees, and arranging the first group stacking table and the third group stacking table in a corresponding manner, wherein at the moment, the third group stacking table on stacking equipment rotates to a position corresponding to the first group positioning table so as to conveniently bear a plurality of positive pole pieces of another batch, and the fourth group stacking table rotates to a position corresponding to the second group positioning table so as to conveniently bear a plurality of positive pole pieces of another batch and diaphragm stacking bodies;
then synchronously transplanting the plurality of negative pole pieces to the first set of stacking table through the third set of feeding mechanical arms again, so that the plurality of negative pole pieces are sequentially stacked above the stacked body of the plurality of positive pole pieces and the diaphragm pieces;
s4: sequentially supplying a plurality of other diaphragm sheets with uniformly distributed intervals through a production line, synchronously transplanting a plurality of preset other diaphragm sheets to a fourth group positioning table by a fourth group feeding manipulator, simultaneously rotating the first group stacking table carrying a plurality of positive pole sheets, diaphragm sheets and negative pole sheet stacking bodies by 90 degrees, wherein the position of the first group stacking table is corresponding to that of the fourth group positioning table, at the moment, the second group stacking table on the stacking equipment rotates to a position corresponding to the first group positioning table to be convenient for bearing another batch of the positive pole sheets, the fourth group stacking table rotates to a position corresponding to the third group positioning table to be convenient for bearing another batch of the positive pole sheets, the diaphragm sheets and the negative pole sheet stacking bodies, and the third group stacking table rotates to a position corresponding to the second group positioning table to be convenient for bearing another batch of the positive pole sheets and the diaphragm sheet stacking bodies (ii) a
Then synchronously transplanting the plurality of other diaphragm sheets to the first group of stacking tables again through the fourth group of feeding mechanical arms, so that the plurality of other diaphragm sheets are sequentially stacked above the stacked body of the plurality of positive pole pieces, the plurality of diaphragm sheets and the plurality of negative pole pieces;
s5: repeating the steps from S1 to S4 to obtain a plurality of preset laminated battery cell structures, and then simultaneously transplanting the laminated battery cell structures to a first group of rubberizing stations which are arranged on rubberizing equipment and correspond to the fourth group of positioning tables by a fifth group of mechanical arms;
s6: the first group of rubberizing stations carrying a plurality of laminated cell structures rotate by 90 degrees, so that the rubberizing devices respectively and synchronously rubberize one sides of the laminated cell structures, and meanwhile, a fourth group of rubberizing stations of the rubberizing devices rotate to positions corresponding to the fourth group of positioning tables to be convenient for carrying a plurality of other laminated cell structures;
s7: rotating the first group of rubberizing stations of the laminated cell structure loaded with a plurality of single-side rubberized materials by 90 degrees again, so that the rubberizing equipment respectively and synchronously rubberizes the other sides of the laminated cell structures rubberized with the single-side rubberized materials, meanwhile, rotating the third group of rubberizing stations of the rubberizing equipment to a position corresponding to the fourth group of positioning tables so as to load another laminated cell structure, and at the moment, the rubberizing equipment respectively and synchronously rubberizing one side of another laminated cell structure loaded with the fourth group of rubberizing stations;
s8: and rotating the first group of rubberizing stations of the laminated cell structure loaded with a plurality of double-sided rubberizing by 90 degrees, synchronously transplanting a plurality of laminated cell structures loaded with double-sided rubberizing on the first group of rubberizing stations to a production line by a sixth manipulator for processing the next procedure, simultaneously rotating the second group of rubberizing stations of the rubberizing equipment to a position corresponding to the fourth group of positioning tables so as to load a plurality of other laminated cell structures, at the moment, rubberizing equipment respectively and synchronously rubberizing the other side of the laminated cell structure loaded with a plurality of single-sided rubberizing on the fourth group of rubberizing stations, and rubberizing equipment respectively and synchronously rubberizing a plurality of other laminated cell structures loaded on the third group of rubberizing stations.
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