CN115548412A - Lithium battery rubberizing device and rubberizing method thereof - Google Patents

Lithium battery rubberizing device and rubberizing method thereof Download PDF

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Publication number
CN115548412A
CN115548412A CN202211267374.0A CN202211267374A CN115548412A CN 115548412 A CN115548412 A CN 115548412A CN 202211267374 A CN202211267374 A CN 202211267374A CN 115548412 A CN115548412 A CN 115548412A
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China
Prior art keywords
rubberizing
station
battery cell
battery
assembly
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Granted
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CN202211267374.0A
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CN115548412B (en
Inventor
王鹏
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Suzhou Industrial Park Zone Hongsite Electromechanical Co ltd
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Suzhou Industrial Park Zone Hongsite Electromechanical Co ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The invention discloses a lithium battery rubberizing device and a rubberizing method thereof, and the lithium battery rubberizing device comprises a production line, a multi-station transfer mechanism, a feeding transfer mechanism, a discharging transfer mechanism, a positioning mechanism and a rubberizing mechanism, wherein the production line is used for sequentially transferring a battery cell transfer fixture to a feeding station and a discharging station; the positioning mechanism is used for adjusting the battery cell of the feeding station to a set position, the rubberizing mechanism comprises one or more rubberizing devices, and the rubberizing devices are used for rubberizing the battery cell of the rubberizing station. Through setting up the multistation and moving the mechanism and make it unanimous with the extending direction of assembly line, can satisfy the requirement that the production beat is fast and area is little simultaneously.

Description

Lithium battery rubberizing device and rubberizing method thereof
Technical Field
The invention belongs to the technical field of new energy batteries, and particularly relates to a compact lithium battery rubberizing device and a rubberizing method thereof.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
The assembly of a lithium ion battery generally refers to the process of assembling positive and negative pole pieces, a diaphragm, a pole lug, a shell and other components into the battery. The assembly process can generally be divided into winding and lamination, assembly, welding, etc. The winding and lamination are processes of manufacturing the positive and negative pole pieces welded with the lugs on the current collector and the diaphragm into a square or cylindrical battery core structure with a positive-diaphragm-negative pole structure. The process flow of the full-automatic lamination machine is that the positive and negative pole pieces are positioned and then are transmitted to a lamination table, and the diaphragm is also introduced into the lamination table after being unreeled from a material roll; the pole pieces are accurately positioned and then are sequentially stacked on the lamination table, the diaphragm moves left and right in a reciprocating mode to form a positive electrode/diaphragm/negative electrode lamination structure, after lamination is completed, glue is automatically pasted, and after lamination is completed, the lamination is sent to the next procedure.
After the existing client battery completes the lamination process, the existing adhesive tape sticking equipment sticks 10 groups of adhesive tapes on the diaphragm, the battery core is limited by the need of positioning during the adhesive tape sticking, the mechanical structure interferes at an ideal adhesive tape sticking position, as shown in fig. 1, four groups of upper side adhesive tapes 01 and 6 groups of lower side adhesive tapes 02 are not distributed according to a symmetrical structure, wherein the upper side adhesive tapes 01 of 4 groups have larger distribution distance, so that the wrapping force of the diaphragm on the battery core has loose possibility at the upper part. The conventional diaphragm rubberizing process of the conventional lithium battery equipment is divided into two types: double-sided rubberizing and rubberizing from bottom to top. The gluing mode that first 10 groups of sticky tapes adopted is from bottom to top, because from bottom to top the rubberizing, the viscidity face of sticky tape is upwards, because the rubberizing success rate is very high for the dead weight reason.
Based on the above situation, how to improve the existing equipment to increase the wrapping force on the battery core, and simultaneously reduce the floor area as much as possible, and ensure that the production takt is fast enough is a technical problem to be solved urgently in the field.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to provide a compact adhesive tape sticking device and an adhesive tape sticking method thereof, which can simultaneously meet the requirements of fast production cycle and small occupied area.
In order to solve the above technical problem, the present invention provides a lithium battery rubberizing device, including:
the assembly line extends along the horizontal X-axis direction and is used for sequentially transferring the battery cell flowing clamp to the charging flowing station and the discharging flowing station;
the multi-station transfer mechanism is positioned on the side of the production line and extends along the horizontal X-axis direction, and is used for sequentially transferring the battery cell of the feeding station to the rubberizing station and the blanking station;
the loading transfer mechanism stretches across the assembly line and the multi-station transfer mechanism and is used for transferring the battery cells in the battery cell circulation clamp of the loading circulation station to the loading station;
the blanking transfer mechanism stretches across the assembly line and the multi-station transfer mechanism and is used for transferring the battery cell of the blanking station to the battery cell circulation clamp of the blanking circulation station;
the positioning mechanism is arranged adjacent to the multi-station transfer mechanism and used for adjusting the battery cell of the feeding station to a set position;
rubberizing mechanism, rubberizing mechanism with the multistation moves and carries the adjacent setting of mechanism just rubberizing mechanism is located the multistation moves the side of carrying the mechanism, rubberizing mechanism includes one or along a plurality of rubberizing equipment that horizontal X axle direction arranged in proper order, rubberizing equipment is used for right the electricity core of rubberizing station carries out the rubberizing.
In an embodiment of the invention, the multi-station transfer mechanism comprises a bearing assembly and a jacking transfer assembly, the bearing assembly bears the battery cores positioned at the loading station, the rubberizing station and the blanking station, and the jacking transfer assembly synchronously jacks the non-rubberized batteries at the loading station and the rubberized batteries at the rubberizing station and synchronously transfers the non-rubberized batteries to the rubberizing station and transfers the rubberized batteries to the blanking station.
In an embodiment of the invention, the bearing assembly comprises a bearing table for bearing the battery cells positioned at the feeding station, the rubberizing station and the blanking station, and a first bottom plate fixedly connected to the bottom of the bearing table;
the jacking and transferring assembly comprises four jacking plates positioned at four corners of a rectangle, a lifting plate positioned below the jacking plates and connected with the four jacking plates through strut rods, jacking driving equipment positioned below the lifting plate and connected with the lifting plate, a moving plate fixedly connected to the bottom of the jacking driving equipment, a guide rod relatively fixed to the lifting plate and connected with the moving plate in a lifting manner, translation driving equipment positioned below the moving plate and driving the moving plate to move along the horizontal X-axis direction, and a second bottom plate fixedly connected to the bottom of the translation driving equipment;
the strut rod penetrates through the first bottom plate, two jacking plates are positioned on one side of the bearing table, and the other two jacking plates are positioned on the other side of the bearing table;
when the jacking shifting assembly lifts up to jack up the battery core, two jacking plates are respectively positioned on two sides of the loading station, and the other two jacking plates are respectively positioned on two sides of the rubberizing station;
when the jacking shifting assembly descends to release the battery core, two jacking plates are respectively positioned on two sides of the rubberizing station, and the other two jacking plates are respectively positioned on two sides of the blanking station.
In an embodiment of the invention, the bearing table and the lifting plates on the two sides of the bearing table can be inlaid in a concave-convex manner in a relatively lifting manner.
In an embodiment of the invention, the jacking transfer assembly is connected with the battery core in an adsorption manner, and the lithium battery rubberizing device further comprises a pressing mechanism for pressing the battery on the rubberizing station onto the bearing assembly.
In an embodiment of the present invention, the adhesive applying mechanism includes two adhesive applying devices, the two adhesive applying devices share a pair of guide rails for guiding the two adhesive applying devices to move along the horizontal X-axis direction, each of the two adhesive applying devices is provided with a compact servo driver for driving the two adhesive applying devices to move along the horizontal X-axis direction, each pair of guide rails includes two X-axis guide rails extending along the horizontal X-axis direction, the two compact servo drivers are arranged in a staggered manner, one of the compact servo drivers is disposed to be biased to the side of one of the X-axis guide rails, and the other of the compact servo drivers is disposed to be biased to the side of the other X-axis guide rail.
In an embodiment of the invention, the rubberizing device comprises a bottom support, a Y-axis driving guide assembly connected to the bottom support, a vertical support connected to the Y-axis driving guide assembly, a Z-axis driving guide assembly connected to the vertical support, a vertical plate connected to the Z-axis driving guide assembly, and a rubberizing assembly connected to the vertical plate and used for implementing rubberizing actions, the two rubberizing devices are arranged in a mirror image manner, the two rubberizing assemblies are located between the two vertical plates, each rubberizing assembly comprises a unreeling shaft used for bearing an adhesive tape roll and unreeling the adhesive tape, an adhesive tape guide roller used for guiding the unreeled adhesive tape roll to advance, and an adhesive tape adsorption plate used for guiding the adhesive tape to output, and the rubberizing devices are used for rubberizing the battery cell of the rubberizing station from top to bottom.
In an embodiment of the present invention, the loading and transferring mechanism and the unloading and transferring mechanism both extend along a horizontal Y-axis direction, and the multi-station transferring mechanism is disposed between the assembly line and the rubberizing mechanism.
In an embodiment of the present invention, the positioning mechanism includes an X-axis pushing assembly that pushes the battery cell of the loading station to a set position along a horizontal X-axis direction, and a Y-axis pushing assembly that pushes the battery cell of the loading station to a set position along a horizontal Y-axis direction.
The invention also provides another technical scheme: the method for sticking the adhesive on the lithium battery adhesive sticking device comprises the following steps of:
s1, the charging transfer mechanism grabs a battery cell in a battery cell transfer clamp of a charging transfer station, and the steps S2 and S10 are performed;
s2, the feeding and transferring mechanism transfers the battery cell, and the step S3 is further performed;
s3, the battery cell is placed to a feeding station by the feeding transfer mechanism, and the step S4 is executed;
s4, positioning the battery cell of the feeding station by the positioning mechanism, and entering the step S5;
s5, the multi-station transfer mechanism transfers the battery cell of the feeding station to a rubberizing station, and the step S6 is carried out;
s6, the battery cell of the rubberizing station is rubberized by the rubberizing mechanism, and the step S7 is carried out;
s7, the multi-station transfer mechanism transfers the battery cell at the rubberizing station to a blanking station, and the step S8 is carried out;
s8, taking the battery cell of the blanking station away by the blanking transfer mechanism, and entering the step S9;
s9, the blanking transfer mechanism transfers the battery cell, and the step S10 is entered;
s10, the assembly line transfers the cell transfer clamp with the cell taken away to a discharging transfer station, and the step S11 is carried out;
s11, placing the battery cell into a battery cell circulation clamp of a discharging circulation station by the discharging transfer mechanism;
when steps S1 to S3 are executed for the Nth cell, steps S4 and S5 are executed for the Nth-1 cell, steps S6 to S7 are executed for the Nth-2 cell, and steps S8 to S11 are executed for the Nth-3 cell;
when steps S2 to S9 are performed for each battery cell, step S10 is performed for the battery cell circulation jig that positions the battery cell.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1) The lithium battery rubberizing device and the rubberizing method thereof disclosed by the invention can be directly butted with the existing assembly line by arranging the assembly line, so that the requirement of customers for realizing automatic rubberizing on the assembly line is met, the horizontal transfer and installation space of a battery cell is as small as possible by arranging the assembly line and the multi-station transfer mechanism to extend along the horizontal X-axis direction, the production tact is increased by arranging the multi-station transfer mechanism, namely a feeding station, a rubberizing station and a blanking station, and a plurality of rubberizing devices are arranged to simultaneously rubberize the battery cell so as to increase the wrapping force on the battery cell;
2) According to the lithium battery rubberizing device and the rubberizing method thereof, the jacking transfer component synchronously transfers the electric core of the loading station and the electric core of the rubberizing station to the rubberizing station and the unloading station respectively, so that the rubberizing beat is greatly accelerated;
3) According to the lithium battery rubberizing device and the rubberizing method thereof, the two rubberizing devices are specifically adjustable along the horizontal X-axis direction, the distance between two adhesive tapes can be adjusted, different production requirements are met, the two rubberizing devices share one group of sliding rails, a compact servo driver is adopted, the two servo drivers are arranged in a staggered mode, the floor area of the rubberizing devices is reduced, and further the floor area of the lithium battery rubberizing device is reduced;
4) According to the lithium battery rubberizing device and the rubberizing method thereof disclosed by the invention, two rubberizing devices are arranged in a mirror image manner, and two rubberizing assemblies are arranged adjacently, so that the distance between two adhesive tapes can be as small as possible, and the minimum value of the rubberizing gap of a rubberizing mechanism can be as small as possible;
5) According to the lithium battery rubberizing device and the rubberizing method thereof disclosed by the invention, rubberizing is carried out from bottom to top in a preceding procedure, the adhesive surface of an adhesive tape is downward in the procedure, and rubberizing from top to bottom is realized by arranging the adsorption plate, and both the rubberized tapes which are pasted from top to bottom and the rubberized tapes which are pasted from bottom to top are arranged in a plurality of groups of rubberized tapes of the same battery cell, so that the wrapping force on the battery cell can be increased as much as possible.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a schematic diagram of a cell with 10 groups of adhesive tapes attached thereto in the prior art;
FIG. 2 is an overall schematic view of a lithium battery rubberizing device disclosed in the present invention;
FIG. 3 is a schematic view of a portion of a lithium battery taping device disclosed herein (excluding a production line);
fig. 4 is an axial view of a perspective of the multi-station transfer mechanism disclosed in the present invention;
fig. 5 is an axial view of another perspective of the multi-station transfer mechanism disclosed in the present invention;
FIG. 6 is an axial view of the taping mechanism of the present disclosure;
fig. 7 is a schematic view of a view angle of the loading transfer mechanism and the cell circulation clamp disclosed in the present invention;
fig. 8 is a schematic view of another view angle of the loading and transferring mechanism and the battery cell circulation clamp disclosed in the present invention;
FIG. 9 is a schematic flow chart of a method for applying adhesive according to the present invention;
FIG. 10 is a CT table of the gluing method disclosed in the present invention.
Wherein, 01, upper adhesive tape; 02. a lower adhesive tape; 03. a region to be rubberized; 1. a production line; 11. a battery cell circulation clamp; 2. a multi-station transfer mechanism; 21. a load bearing assembly; 211. a bearing table; 212. a first base plate; 22. jacking and transferring components; 221. a jacking plate; 222. a strut rod; 223. a lifting plate; 224. jacking driving equipment; 225. moving the plate; 226. a guide bar; 227. a translation drive device; 228. a second base plate; 3. a feeding and transferring mechanism; 31. a clamping jaw; 32. the clamping jaw opening and closing driving component; 33. a lift drive assembly; 34. a transfer drive assembly; 4. a blanking transfer mechanism; 5. a positioning mechanism; 51. an X-axis pushing assembly; 52. a Y-axis pushing assembly; 6. a gluing mechanism; 61. rubberizing equipment; 611. a bottom bracket; 612. a Y-axis drive guide assembly; 613. erecting a bracket; 614. a Z-axis drive guide assembly; 615. a vertical plate; 616. unwinding the reel; 617. a tape guide roller; 618. a tape adsorption plate; 62. an X-axis guide rail; 63. a compact servo driver; 7. a pressing mechanism.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further improvements to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, elements, and/or combinations thereof, unless the context clearly indicates otherwise. In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the respective pieces or elements of the present disclosure, and do not refer to any one piece or element in the present disclosure, and thus, the present disclosure is not limited thereto. In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.
The following is a description of the preferred embodiments of the present invention, but is not intended to limit the scope of the present invention.
Example 1:
referring to fig. 1 to 8, as illustrated therein, a lithium battery taping device includes:
the battery cell circulation clamp comprises a production line 1, wherein the production line 1 extends along the horizontal X-axis direction, and the production line 1 is used for sequentially transferring a battery cell circulation clamp 11 to a charging circulation station and a discharging circulation station;
the multi-station transferring mechanism 2 is positioned on the side of the assembly line 1, the multi-station transferring mechanism 2 extends along the horizontal X-axis direction, and the multi-station transferring mechanism 2 is used for sequentially transferring the battery cells of the loading station to the rubberizing station and the blanking station;
a feeding transfer mechanism 3, wherein the feeding transfer mechanism 3 spans over the assembly line 1 and the multi-station transfer mechanism 2, and the feeding transfer mechanism 3 is configured to transfer the battery cells in the battery cell transferring jig of the feeding circulation station to the feeding station;
a discharging transfer mechanism 4, wherein the discharging transfer mechanism 4 spans over the assembly line 1 and the multi-station transfer mechanism 2, and the discharging transfer mechanism 4 is used for transferring the battery cell at the discharging station to a battery cell circulation clamp at the discharging circulation station;
the positioning mechanism 5 is arranged adjacent to the multi-station transfer mechanism 2, and the positioning mechanism 5 is used for adjusting the battery cell of the feeding station to a set position;
and the rubberizing mechanism 6 is arranged adjacent to the multi-station transfer mechanism 2, the rubberizing mechanism 6 is positioned on the side of the multi-station transfer mechanism 2, the rubberizing mechanism 6 comprises one or a plurality of rubberizing devices 61 sequentially arranged along the horizontal X-axis direction, and the rubberizing devices 61 are used for rubberizing the electric core at the rubberizing station.
In the above technical solution, the fact that the assembly line and the multi-station transfer mechanism extend along the horizontal X-axis direction means that the length direction of the assembly line and the length direction of the multi-station transfer mechanism are both the horizontal X-axis direction. The adjacent arrangement of the rubberizing mechanism and the multi-station transferring mechanism means that the rubberizing mechanism and the multi-station transferring mechanism are as close as possible. The lateral direction refers to one side in the device width direction. The assembly line, also called assembly line, is a production mode in industry, and means that each production unit only focuses on the work of processing a certain fragment, so as to improve the work efficiency and the yield. The transfer mechanism is an automatic conveying device, can convey a load from one station to another station, can conveniently rotate, turn over, ascend and descend according to actual needs, and is an important mechanism (device) on an automatic production line. The invention can be directly butted with the existing assembly line by arranging the assembly line, thereby solving the requirement that customers need to realize automatic adhesive tape pasting on the assembly line, the horizontal transferring and occupying area of the battery cell is as small as possible by arranging the assembly line and the multi-station transferring mechanism to extend along the horizontal X-axis direction, the production beat is increased by arranging the multi-station transferring mechanism, namely a feeding station, an adhesive tape pasting station and a discharging station, and a plurality of adhesive tapes can be pasted on the battery cell simultaneously by arranging a plurality of adhesive tape pasting devices, thereby increasing the wrapping force on the battery cell. Specifically, in this embodiment, the tape pasting device pastes a tape at the tape pasting area 03 of the electrical core.
In a preferred embodiment of this embodiment, the multi-station transferring mechanism 2 includes a bearing assembly 21 and a jacking transferring assembly 22, where the bearing assembly 21 bears the electric cores located at the feeding station, the rubberizing station, and the discharging station, and the jacking transferring assembly 22 synchronously jacks the non-rubberized batteries at the feeding station and the rubberized batteries at the rubberizing station and synchronously transfers the non-rubberized batteries to the rubberizing station and transfers the rubberized batteries to the discharging station. Among the above-mentioned technical scheme, the jacking is moved and is carried the subassembly and once shift two electric cores to two electric cores with different stations shift to two different stations in addition, move and carry efficiency and promote greatly.
In a preferred embodiment of this embodiment, the carrier assembly 21 includes a carrier 211 for carrying the electric cells located at the feeding station, the rubberizing station, and the discharging station, and a first bottom plate 212 connected and fixed to a bottom of the carrier 211;
the jacking transfer unit 22 includes four jacking plates 221 located at four corners of the rectangle, a lifting plate 223 located below the jacking plate 221 and connected to the four jacking plates 221 through a support rod 222, a jacking driving device 224 located below the lifting plate 223 and connected to the lifting plate 223, a moving plate 225 connected to and fixed to the bottom of the jacking driving device 224, a guide rod 226 fixed to the lifting plate 223 and connected to the moving plate 225 in a lifting manner, a translation driving device 227 located below the moving plate 225 and driving the moving plate 225 to move along the horizontal X-axis direction, and a second bottom plate 228 connected to and fixed to the bottom of the translation driving device 227;
the support rods 222 pass through the first base plate 212, wherein two of the lifting plates 221 are located at one side of the susceptor 211, and the other two of the lifting plates 221 are located at the other side of the susceptor 211;
when the jacking transfer assembly 22 lifts and jacks up the battery cell, two of the jacking plates 221 are respectively located at two sides of the loading station, and the other two jacking plates 221 are respectively located at two sides of the rubberizing station;
when the cell is released by descending the lifting and transferring assembly 22, two of the lifting plates 221 are respectively located at two sides of the rubberizing station, and the other two lifting plates 221 are respectively located at two sides of the blanking station.
Among the above-mentioned technical scheme, the plate is the level setting, and the member is and erects the setting, moves the subassembly through moving above-mentioned carrier assembly and above-mentioned jacking and sets up to above-mentioned structure, has realized moving the multistation to electric core and has moved.
In a preferred embodiment of the present invention, the supporting platform 211 is embedded with a concave-convex structure capable of relatively moving up and down with respect to the lifting plates 221 on both sides. Specifically, the both sides of above-mentioned plummer 211 set up a plurality of rectangular channels, and the side of above-mentioned jacking board sets up a plurality of rectangles protrudingly, and the rectangular channel of plummer and jacking board cooperates with the protruding unsmooth of rectangle, can increase plummer and jacking board along the size of horizontal Y axle direction, and when the jacking board was less than the plummer, the plummer can be more firm support electric core, and when the jacking board was higher than the plummer, the jacking board can be more firm support electric core.
In a preferred embodiment of this embodiment, the jacking and transferring assembly 22 is configured to be connected to an electric core in an adsorbing manner, and the lithium battery rubberizing apparatus further includes a pressing mechanism 7 configured to press the battery on the rubberizing station onto the carrier assembly 21. Above-mentioned jacking moves and carries the subassembly and carry out electric core after lifting up electric core and move, consequently need restrict electric core and remove, and the jacking in this embodiment moves the subassembly and fixes electric core through vacuum adsorption's mode. When rubberizing, the jacking board is less than the height of plummer, and the plummer supports the electric core of rubberizing station, because when carrying out the rubberizing to electric core, electric core can receive certain external force, can not remove in order to guarantee electric core, compresses tightly electric core through hold-down mechanism, and is concrete, above-mentioned hold-down mechanism adopts the mode that compresses tightly the cylinder.
In a preferred embodiment of the present embodiment, both the feeding transfer mechanism 3 and the discharging transfer mechanism 4 extend in the horizontal Y-axis direction. The extension of the feeding transfer mechanism and the blanking transfer mechanism along the horizontal X-axis direction means that the length directions of the feeding transfer mechanism and the blanking transfer mechanism are both horizontal Y-axis directions. The feeding and transferring mechanism and the discharging and transferring mechanism adopt the existing electric core gripper, the electric core gripper can move along the horizontal Y-axis direction and can be lifted, and the two clamping jaws of the electric core gripper can be opened and closed along the horizontal Y-axis direction. Specifically, the loading transfer mechanism and the unloading transfer mechanism are the same, and here, the loading transfer mechanism is described as an example, and the loading transfer mechanism 3 includes two clamping jaws 31, a clamping jaw opening and closing driving assembly 32 for driving the two clamping jaws 31 to open and close, a clamping jaw lifting driving assembly 33 for driving the clamping jaw opening and closing driving assembly 32 to lift, and a transfer driving assembly 34 for driving the clamping jaw lifting driving assembly 33 to move along the horizontal Y-axis direction. In this embodiment, the electric core on the assembly line and on the multi-station transfer mechanism moves along the length direction of the electric core, in other embodiments, the electric core on the assembly line can also move along the width direction of the electric core, and at this time, the electric core needs to be rotated by 90 degrees when being transferred to the feeding station.
In a preferred embodiment of the present invention, the multi-position transfer mechanism 2 is provided between the line 1 and the tape sticking mechanism 6. Under the condition of meeting production requirements, the multi-station transferring mechanism is arranged between the production line and the rubberizing mechanism, or the rubberizing mechanism is arranged between the multi-station transferring mechanism and the production line. In this embodiment, the adhesive tape sticking mechanism 6 is disposed on the outer side, so that the adhesive tape can be replaced conveniently, and the transfer strokes of the loading transfer mechanism and the unloading transfer mechanism can be reduced.
In a preferred embodiment of this embodiment, the positioning mechanism 5 includes an X-axis pushing assembly 51 for pushing the battery cell of the feeding station to a set position along a horizontal X-axis direction, and a Y-axis pushing assembly 52 for pushing the battery cell of the feeding station to a set position along a horizontal Y-axis direction. When the battery cell is placed on the feeding station, the position of the battery cell is probably not at the set position, so that the transfer failure or the rubberizing failure can be caused, at the moment, the battery cell is pushed to the set position by pushing the battery cell, and specifically, the X-axis pushing assembly and the Y-axis pushing assembly adopt a pushing cylinder mode.
In a preferred embodiment of this embodiment, the adhesive applying mechanism 6 includes two adhesive applying devices 61, two adhesive applying devices 61 share a pair of guide rails for guiding the two adhesive applying devices to move along the horizontal X-axis direction, two adhesive applying devices 61 are respectively provided with a compact servo driver 63 for driving the two adhesive applying devices to move along the horizontal X-axis direction, each pair of guide rails includes two X-axis guide rails 62 extending along the horizontal X-axis direction, the two compact servo drivers 63 are arranged in a staggered manner, one of the compact servo drivers 63 is disposed to be offset to the side of one of the X-axis guide rails 62, and the other compact servo driver 63 is disposed to be offset to the side of the other X-axis guide rail 62. Two rubberizing equipment are specifically adjustable along horizontal X axle direction, can adjust the distance between two sticky tapes, satisfy different production requirements, and two rubberizing equipment sharing a set of slide rail, and adopt compact servo driver, two servo driver settings of staggering has reduced the area of rubberizing equipment, and then has reduced the area of lithium cell rubberizing device.
In a preferred embodiment of this embodiment, the taping device 61 includes a bottom bracket 611 movably connected to the X-axis guide rail, a Y-axis driving guide assembly 612 connected to the bottom bracket 611, an upright bracket 613 connected to the Y-axis driving guide assembly 612, a Z-axis driving guide assembly 614 connected to the upright bracket 613, an upright plate 615 connected to the Z-axis driving guide assembly 614, and a taping assembly connected to the upright plate 615 for taping operation, wherein the Y-axis driving guide assembly 612 is a linear module, the two taping devices 61 are arranged in mirror image, the taping assemblies of the two taping devices 61 are arranged adjacently, the taping assembly includes a pay-off reel 616 for carrying a tape roll and paying off the tape, a tape guide roller 617 for guiding the paid-off tape roll to advance, and a tape suction plate 618 for guiding the tape output, the output tape has a tape bonding surface facing downward, and the taping device has a battery cell facing downward from the taping station.
Specifically, the bottom bracket 611 is a plate, the Y-axis driving guide assembly 612 adopts a linear module, so as to reduce the size of the taping mechanism in the Y-axis direction, the Z-axis driving guide assembly 614 includes two Z-axis guide rails and a Z-axis driving device, and the tape guide roller has a rough surface, such as a threaded surface, so as to prevent the adhesive surface of the tape from adhering to the guide roller. Ensuring the smooth output of the adhesive tape.
The rubberizing process of the rubberizing mechanism comprises the following steps:
(1) adjusting the two rubberizing devices to set positions through an X-axis guide rail and a compact servo driver;
(2) the guide assembly is driven by the Z axis to move the adhesive tape adsorption plate to a position higher than the battery cell;
(3) the adhesive tape adsorption plate is moved to the upper part of the battery cell along the positive direction of the Y axis by the Y-axis driving guide assembly;
(4) the bonding surface of the adhesive tape is attached to the upper surface of the battery cell;
(5) the guiding assembly is driven by the Y axis to move the adhesive tape adsorption plate to the side edge of the battery cell along the Y axis negative direction;
(6) the guide assembly is driven by the Z axis to move the adhesive tape adsorption plate to a position lower than the battery cell;
(7) the adhesive tape adsorption plate is moved to the lower part of the battery cell along the positive direction of the Y axis by the Y-axis driving guide assembly;
(8) cutting the output adhesive tape;
(9) the adhesive tape adsorption plate is moved out of the lower part of the battery cell along the positive direction of the Y axis by the Y-axis driving guide assembly;
and the sleeve part drives the guide assembly to reset the adhesive tape adsorption plate to the set position through the Z axis.
Referring to fig. 9, as shown in the figure, the fixture in the figure is a cell circulation fixture, the transfer 1 is a loading transfer mechanism, the transfer 2 is a multi-station transfer mechanism, and the transfer 3 is a blanking transfer mechanism.
The rubberizing method of the lithium battery rubberizing device comprises the following steps of:
s1, the charging transfer mechanism 3 grabs the battery cell in the battery cell transfer fixture of the charging transfer station, and the steps S2 and S10 are performed;
s2, the feeding and transferring mechanism 3 transfers the battery cells, and the step S3 is further performed;
s3, placing the battery cell to a feeding station by the feeding transfer mechanism 3, and entering the step S4;
s4, positioning the battery cell of the feeding station by the positioning mechanism 5, and entering the step S5;
s5, the multi-station transfer mechanism 2 transfers the battery cell of the feeding station to the rubberizing station, and the step S6 is carried out;
s6, the battery cell of the rubberizing station is rubberized by the rubberizing mechanism 6, and the step S7 is carried out;
s7, the multi-station transfer mechanism 2 transfers the battery cell at the rubberizing station to a blanking station, and the step S8 is carried out;
s8, the battery cell of the blanking station is taken away by the blanking transfer mechanism 4, and the step S9 is executed;
s9, the blanking transfer mechanism 4 transfers the battery cell, and the step S10 is executed;
s10, the assembly line 1 transfers the cell transfer fixture with the cell removed to a discharging transfer station, and the step S11 is performed;
s11, placing the battery cell into a battery cell circulation clamp of a discharging circulation station by the discharging transfer mechanism 4;
when steps S1 to S3 are executed for the Nth cell, steps S4 and S5 are executed for the Nth-1 cell, steps S6 to S7 are executed for the Nth-2 cell, and steps S8 to S11 are executed for the Nth-3 cell;
when steps S2 to S9 are performed for each battery cell, step S10 is performed for the battery cell circulation jig that positions the battery cell.
Referring to the table of fig. 10, the evaluation predicts that the longest continuous motion flow is around 7.5 seconds once, meeting the demand.
The invention adds 2 groups of adhesive tapes on the upper part of the lithium battery, sticks the adhesive tapes from top to bottom, meets the production takt of 8ppm, and has the floor space layout of less than 2 meters (length) and X1.2 meters (width).
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention, and is provided in the accompanying drawings. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing completely from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a lithium cell rubberizing device which characterized in that includes:
the assembly line extends along the horizontal X-axis direction and is used for sequentially transferring the battery cell flowing clamp to a material flowing station and a material flowing station;
the multi-station transfer mechanism is positioned on the side of the production line and extends along the horizontal X-axis direction, and is used for sequentially transferring the battery cell of the feeding station to the rubberizing station and the blanking station;
the feeding transfer mechanism spans above the assembly line and the multi-station transfer mechanism and is used for transferring the battery cell in the battery cell flowing clamp of the feeding flowing station to the feeding station;
the blanking transfer mechanism stretches over the assembly line and the multi-station transfer mechanism, and is used for transferring the battery cell of the blanking station into a battery cell transfer clamp of the blanking transfer station;
the positioning mechanism is arranged adjacent to the multi-station transfer mechanism and used for adjusting the battery cell of the feeding station to a set position;
rubberizing mechanism, rubberizing mechanism with the multistation moves and carries the adjacent setting of mechanism just rubberizing mechanism is located the multistation moves the side of carrying the mechanism, rubberizing mechanism includes one or along a plurality of rubberizing equipment that horizontal X axle direction arranged in proper order, rubberizing equipment is used for right the electricity core of rubberizing station carries out the rubberizing.
2. The lithium battery rubberizing device according to claim 1, wherein the multi-station transferring mechanism comprises a bearing assembly and a jacking transferring assembly, the bearing assembly bears the battery cores positioned at the loading station, the rubberizing station and the blanking station, and the jacking transferring assembly synchronously jacks the non-rubberized battery at the loading station and the rubberized battery at the rubberizing station and synchronously transfers the non-rubberized battery to the rubberizing station and transfers the rubberized battery to the blanking station.
3. The lithium battery rubberizing device according to claim 2, wherein the bearing assembly comprises a bearing table for bearing the battery cells positioned at the loading station, the rubberizing station and the unloading station, and a first bottom plate fixedly connected to the bottom of the bearing table;
the jacking and transferring assembly comprises four jacking plates positioned at four corners of a rectangle, a lifting plate positioned below the jacking plates and connected with the four jacking plates through strut rods, jacking driving equipment positioned below the lifting plate and connected with the lifting plate, a moving plate fixedly connected to the bottom of the jacking driving equipment, a guide rod relatively fixed to the lifting plate and connected with the moving plate in a lifting manner, translation driving equipment positioned below the moving plate and driving the moving plate to move along the horizontal X-axis direction, and a second bottom plate fixedly connected to the bottom of the translation driving equipment;
the strut rod penetrates through the first bottom plate, two jacking plates are positioned on one side of the bearing table, and the other two jacking plates are positioned on the other side of the bearing table;
when the jacking shifting and carrying assembly lifts and jacks up the battery cell, two jacking plates are respectively positioned on two sides of the loading station, and the other two jacking plates are respectively positioned on two sides of the rubberizing station;
when the jacking shifting assembly descends to release the battery core, two jacking plates are respectively positioned on two sides of the rubberizing station, and the other two jacking plates are respectively positioned on two sides of the blanking station.
4. The lithium battery rubberizing device according to claim 3, wherein the bearing table is inlaid with a concave-convex shape which can be relatively lifted and lowered with the lifting plates at both sides of the bearing table.
5. The lithium battery rubberizing device according to claim 2, wherein the jacking transfer component is connected to the battery core in an adsorption manner, and the lithium battery rubberizing device further comprises a pressing mechanism for pressing the battery on the rubberizing station onto the bearing component.
6. The lithium battery rubberizing device according to claim 1, wherein the rubberizing mechanism comprises two rubberizing apparatuses, the two rubberizing apparatuses share a pair of guide rails for guiding the two rubberizing apparatuses to move along a horizontal X-axis direction, the two rubberizing apparatuses are respectively provided with a compact servo driver for driving the two rubberizing apparatuses to move along the horizontal X-axis direction, each pair of guide rails comprises two X-axis guide rails extending along the horizontal X-axis direction, the two compact servo drivers are arranged in a staggered manner, one of the compact servo drivers is offset to the side where one of the X-axis guide rails is located, and the other of the compact servo drivers is offset to the side where the other of the X-axis guide rails is located.
7. The lithium battery rubberizing device according to claim 6, wherein the rubberizing apparatus includes a bottom bracket, a Y-axis driving guide assembly connected to the bottom bracket, an upright bracket connected to the Y-axis driving guide assembly, a Z-axis driving guide assembly connected to the upright bracket, a vertical plate connected to the Z-axis driving guide assembly, and a rubberizing assembly connected to the vertical plate and used for implementing rubberizing operation, the two rubberizing apparatuses are arranged in a mirror image manner, the two rubberizing assemblies are located between the two vertical plates, the rubberizing assembly includes a unwinding shaft for carrying a tape roll and unwinding a tape, a tape guide roller for guiding the unwound tape roll to advance, and a tape adsorption plate for guiding tape output, and the rubberizing apparatus is used for electrical core rubberizing of a rubberizing station from top to bottom.
8. The lithium battery rubberizing device according to claim 1, wherein the feeding and transferring mechanism and the discharging and transferring mechanism both extend along a horizontal Y-axis direction, and the multi-station transferring mechanism is disposed between the production line and the rubberizing mechanism.
9. The lithium battery rubberizing device according to claim 1, wherein the positioning mechanism includes an X-axis pushing assembly for pushing the battery cell of the loading station to a set position along a horizontal X-axis direction and a Y-axis pushing assembly for pushing the battery cell of the loading station to a set position along a horizontal Y-axis direction.
10. A method of taping a lithium battery taping device according to any one of claims 1 to 9, comprising the steps of, in order:
s1, the charging transfer mechanism grabs a battery cell in a battery cell transfer clamp of a charging transfer station, and the steps S2 and S10 are performed;
s2, the feeding and transferring mechanism transfers the battery cell, and the step S3 is further performed;
s3, the battery cell is placed to a feeding station by the feeding transfer mechanism, and the step S4 is executed;
s4, positioning the battery cell of the feeding station by the positioning mechanism, and entering the step S5;
s5, the multi-station transfer mechanism transfers the battery cell of the feeding station to a rubberizing station, and the step S6 is carried out;
s6, the battery cell of the rubberizing station is rubberized by the rubberizing mechanism, and the step S7 is carried out;
s7, the multi-station transfer mechanism transfers the battery cell at the rubberizing station to a blanking station, and the step S8 is carried out;
s8, taking the battery cell of the blanking station away by the blanking transfer mechanism, and entering the step S9;
s9, the blanking transfer mechanism transfers the battery cell, and the step S10 is entered;
s10, the assembly line transfers the cell transfer clamp with the cell taken away to a discharging transfer station, and the step S11 is carried out;
s11, placing the battery cell into a battery cell circulation clamp of a discharging circulation station by the discharging transfer mechanism;
when steps S1 to S3 are executed for the Nth cell, steps S4 and S5 are executed for the Nth-1 cell, steps S6 to S7 are executed for the Nth-2 cell, and steps S8 to S11 are executed for the Nth-3 cell;
when steps S2 to S9 are performed for each battery cell, step S10 is performed for the battery cell circulation jig that positions the battery cell.
CN202211267374.0A 2022-10-17 2022-10-17 Lithium battery rubberizing device and rubberizing method thereof Active CN115548412B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116081279A (en) * 2023-01-19 2023-05-09 武汉逸飞激光股份有限公司 Battery cell rubberizing production line
CN117650268A (en) * 2024-01-30 2024-03-05 宁德时代新能源科技股份有限公司 Rubberizing system, rubberizing method and battery production line

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JPH1024904A (en) * 1996-07-10 1998-01-27 Matsushita Electric Ind Co Ltd Taping equipment for electronic component
CN111137726A (en) * 2020-01-17 2020-05-12 淮安信息职业技术学院 Automatic rubberizing production line
CN112542615A (en) * 2020-12-15 2021-03-23 深圳悦动力机电科技有限公司 Automatic rubberizing device in bluetooth battery both sides
CN214254503U (en) * 2021-02-05 2021-09-21 深圳市新嘉智诚自动化有限公司 Two-channel battery two-side adhesive tape pasting machine
CN113871694A (en) * 2021-08-27 2021-12-31 福建星云电子股份有限公司 Device of electricity core pressfitting and transposition integral type

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JPH1024904A (en) * 1996-07-10 1998-01-27 Matsushita Electric Ind Co Ltd Taping equipment for electronic component
CN111137726A (en) * 2020-01-17 2020-05-12 淮安信息职业技术学院 Automatic rubberizing production line
CN112542615A (en) * 2020-12-15 2021-03-23 深圳悦动力机电科技有限公司 Automatic rubberizing device in bluetooth battery both sides
CN214254503U (en) * 2021-02-05 2021-09-21 深圳市新嘉智诚自动化有限公司 Two-channel battery two-side adhesive tape pasting machine
CN113871694A (en) * 2021-08-27 2021-12-31 福建星云电子股份有限公司 Device of electricity core pressfitting and transposition integral type

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Publication number Priority date Publication date Assignee Title
CN116081279A (en) * 2023-01-19 2023-05-09 武汉逸飞激光股份有限公司 Battery cell rubberizing production line
CN116081279B (en) * 2023-01-19 2023-11-10 武汉逸飞激光股份有限公司 Battery cell rubberizing production line
CN117650268A (en) * 2024-01-30 2024-03-05 宁德时代新能源科技股份有限公司 Rubberizing system, rubberizing method and battery production line

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