CN115548412B - Lithium battery rubberizing device and rubberizing method thereof - Google Patents
Lithium battery rubberizing device and rubberizing method thereof Download PDFInfo
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- CN115548412B CN115548412B CN202211267374.0A CN202211267374A CN115548412B CN 115548412 B CN115548412 B CN 115548412B CN 202211267374 A CN202211267374 A CN 202211267374A CN 115548412 B CN115548412 B CN 115548412B
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000012546 transfer Methods 0.000 claims abstract description 181
- 230000007246 mechanism Effects 0.000 claims abstract description 155
- 238000007599 discharging Methods 0.000 claims abstract description 33
- 239000002390 adhesive tape Substances 0.000 claims description 39
- 238000001179 sorption measurement Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 6
- 238000013519 translation Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000003475 lamination Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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 application discloses a lithium battery rubberizing device and a rubberizing method thereof, wherein the 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 circulation clamp to a feeding circulation station and a discharging circulation station, the multi-station transfer mechanism is used for sequentially transferring battery cells of the feeding station to the rubberizing station and the discharging station, the feeding transfer mechanism is used for transferring battery cells in the battery cell circulation clamp of the feeding circulation station to the feeding station, and the discharging transfer mechanism is used for transferring battery cells of the discharging station to the battery cell circulation clamp of the discharging circulation station; the positioning mechanism is used for adjusting the electric core of the feeding station to a set position, and the rubberizing mechanism comprises one or more rubberizing devices, wherein the rubberizing devices are used for rubberizing the electric core of the rubberizing station. Through setting up multistation and move and carry mechanism and make it unanimous with the extending direction of assembly line, can satisfy the requirement that production beat is fast and area is little simultaneously.
Description
Technical Field
The application 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 application 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 lithium ion batteries generally refers to the process of assembling components such as positive and negative plates, diaphragms, tabs, shells and the like into batteries. The assembly process can generally be divided into winding and lamination, assembly, welding, etc. The winding and lamination are processes of manufacturing the square or cylindrical cell structure of the positive electrode-diaphragm-negative electrode structure by welding the positive electrode plate and the negative electrode plate with the lugs on the current collector and the diaphragm. The process flow of the full-automatic lamination machine is that positive and negative pole pieces are transmitted to a lamination table after being positioned, and a diaphragm is also introduced into the lamination table after being unreeled from a material roll; the pole pieces are sequentially stacked on a lamination table after being precisely positioned, the diaphragm moves left and right in a reciprocating mode to form a lamination structure of the positive electrode/the diaphragm/the negative electrode, after lamination is completed, automatic rubberizing is carried out, and after completion, the next procedure is carried out.
After the lamination process of the current customer battery is finished, 10 groups of adhesive tapes are adhered on the diaphragm by the conventional rubberizing equipment, the battery core needs to be positioned when being singly limited by rubberizing, and a mechanical structure interferes with an ideal rubberizing 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 4 groups of upper side adhesive tapes 01 have a loose possibility on the upper part due to larger distributed distance, and the wrapping force of the diaphragm on the battery core is caused. At present, the conventional diaphragm rubberizing process of lithium battery equipment is divided into two types: double-sided rubberizing and bottom-up rubberizing. The adhesive tape of the first 10 groups is adhered from bottom to top in the adhesive tape adhering mode, and the adhesive surface of the adhesive tape is upward due to dead weight, so that the adhesive tape adhering success rate is high.
Based on the above-mentioned circumstances, how to improve the existing equipment to increase the parcel power to the electric core, reduce area as far as possible simultaneously, and guarantee that the production beat is fast enough is the technical problem that needs to be solved in the art.
Disclosure of Invention
Therefore, the technical problem to be solved by the application is to provide a compact rubberizing device and a rubberizing method thereof, which can simultaneously meet the requirements of fast production beat and small occupied area.
In order to solve the technical problems, the application provides a lithium battery rubberizing device, which comprises:
the assembly line extends along the horizontal X-axis direction and is used for sequentially transferring the cell transfer clamp to the feeding transfer station and the discharging transfer station;
the multi-station transfer mechanism is positioned at the side of the assembly line and extends along the horizontal X-axis direction, and is used for sequentially transferring the battery cores of the feeding station to the rubberizing station and the discharging station;
the feeding transfer mechanism spans over 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 feeding circulation station to the feeding station;
the blanking transfer mechanism spans over the assembly line and the multi-station transfer mechanism and is used for transferring the battery cells of the blanking station to a battery cell circulation clamp of the blanking circulation station;
the positioning mechanism is arranged adjacent to the multi-station transfer mechanism and is used for adjusting the battery cell of the feeding station to a set position;
the rubberizing mechanism is arranged adjacent to the multi-station transfer mechanism and located at the side of the multi-station transfer mechanism, the rubberizing mechanism comprises one or a plurality of rubberizing devices which are sequentially arranged along the horizontal X-axis direction, and the rubberizing devices are used for rubberizing the battery cells of the rubberizing stations.
In one embodiment of the application, the multi-station transfer mechanism comprises a bearing component and a jacking transfer component, wherein the bearing component bears the electric cores positioned at the feeding station, the rubberizing station and the discharging station, and the jacking transfer component synchronously jacks the non-rubberized battery of the feeding station and the rubberized battery of the rubberizing station and synchronously transfers the non-rubberized battery to the rubberizing station and transfers the rubberized battery to the discharging station.
In one embodiment of the application, the bearing assembly comprises a bearing table for bearing the battery cells positioned at the feeding station, the rubberizing station and the discharging station and a first bottom plate connected and fixed at the bottom of the bearing table;
the jacking transfer 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 a support rod, jacking driving equipment positioned below the lifting plate and connected with the lifting plate, a moving plate connected and fixed at the bottom of the jacking driving equipment, a guide rod which is relatively fixed with the lifting plate and can be in lifting connection with the moving plate, a 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 connected and fixed at the bottom of the translation driving equipment;
the support post rod passes through the first bottom plate, wherein 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 transfer component lifts the jacking battery cells, two jacking plates are respectively positioned at two sides of the feeding station, and the other two jacking plates are respectively positioned at two sides of the rubberizing station;
when the jacking transfer assembly descends to release the battery core, two jacking plates are respectively positioned at two sides of the rubberizing station, and the other two jacking plates are respectively positioned at two sides of the blanking station.
In one embodiment of the application, the bearing table and the jacking plates at two sides of the bearing table can be embedded with concave-convex parts which can relatively lift.
In one embodiment of the application, the jacking transfer component adsorbs and connects the battery cells, and the lithium battery rubberizing device further comprises a pressing mechanism for pressing the battery on the rubberizing station on the bearing component.
In one embodiment of the application, the rubberizing mechanism comprises two rubberizing devices, the two rubberizing devices share a pair of guide rails for guiding the rubberizing devices to move along the horizontal X-axis direction, each of the two rubberizing devices is provided with a compact servo driver for driving the rubberizing devices 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 way, one compact servo driver is arranged at the side of one X-axis guide rail, and the other compact servo driver is arranged at the side of the other X-axis guide rail.
In one embodiment of the application, the rubberizing device comprises a bottom bracket, a Y-axis driving guide component connected to the bottom bracket, an upright bracket connected to the Y-axis driving guide component, a Z-axis driving guide component connected to the upright bracket, a vertical plate connected to the Z-axis driving guide component and rubberizing components connected to the vertical plate and used for realizing rubberizing action, wherein two rubberizing devices are arranged in a mirror image mode, the two rubberizing components are positioned between the two vertical plates, the rubberizing components comprise a reel for bearing a tape roll and releasing the tape, a tape guide roller for guiding the released tape roll to move and a tape adsorption plate for guiding tape output, and the rubberizing device is used for rubberizing a battery core of a rubberizing station from top to bottom.
In one embodiment of the application, the feeding transfer mechanism and the discharging transfer mechanism extend along the horizontal Y-axis direction, and the multi-station transfer mechanism is arranged between the assembly line and the rubberizing mechanism.
In one embodiment of the application, the positioning mechanism comprises an X-axis pushing assembly for pushing the battery cell of the feeding station to a set position along the horizontal X-axis direction and a Y-axis pushing assembly for pushing the battery cell of the feeding station to the set position along the horizontal Y-axis direction.
The application also provides another technical scheme: the rubberizing method of the rubberizing device for the lithium battery comprises the following steps in sequence:
s1, the feeding transfer mechanism grabs the battery cells in the battery cell transfer clamp of the feeding transfer station, and the steps S2 and S10 are carried out;
s2, the feeding transfer mechanism transfers the battery cell, and the step S3 is advanced;
s3, the charging transfer mechanism places the battery cell on a charging station, and the step S4 is performed;
s4, the positioning mechanism positions the battery cell of the feeding station, and the step S5 is carried out;
s5, the multi-station transfer mechanism transfers the battery core of the feeding station to the rubberizing station, and the step S6 is entered;
s6, the rubberizing mechanism rubberizes the battery cells of the rubberizing station, and the step S7 is carried out;
s7, the multi-station transfer mechanism transfers the battery core of the rubberizing station to a blanking station, and the step S8 is carried out;
s8, the discharging transfer mechanism takes away the battery core of the discharging station and enters a step S9;
s9, the blanking transfer mechanism transfers the battery cell, and the step S10 is carried out;
s10, the assembly line transfers the battery cell transfer clamp from which the battery cell is taken to a blanking transfer station, and the step S11 is carried out;
s11, placing the battery cell into a battery cell circulation clamp of a blanking circulation station by the blanking transfer mechanism;
when the steps S1 to S3 are executed on the nth cell, the steps S4 and S5 are executed on the (N-1) th cell, the steps S6 to S7 are executed on the (N-2) th cell, and the steps S8 to S11 are executed on the (N-3) th cell;
when steps S2 to S9 are performed for each cell, step S10 is performed for a cell transfer jig that positions the cell.
Due to the application of the technical scheme, compared with the prior art, the application has the following advantages:
1) According to the lithium battery rubberizing device and the rubberizing method thereof, through the arrangement of the assembly line, the lithium battery rubberizing device can be directly connected with the existing assembly line, the requirement that customers need to realize automatic rubberizing on the assembly line is solved, through the arrangement of the assembly line and the multi-station transfer mechanism, the horizontal transfer of the battery core takes up as little space as possible, through the arrangement of the multi-station transfer mechanism, namely the arrangement of the feeding station, the rubberizing station and the blanking station, the production beat is increased, and through the arrangement of a plurality of rubberizing devices, a plurality of rubberizes can be pasted on the battery core at the same time, and the wrapping force on the battery core is increased;
2) According to the lithium battery rubberizing device and rubberizing method thereof disclosed by the application, the jacking and transferring assembly synchronously transfers the battery core of the feeding station and the battery core of the rubberizing station to the rubberizing station and the discharging station respectively, so that the rubberizing beat is greatly accelerated;
3) According to the lithium battery rubberizing device and the rubberizing method thereof disclosed by the application, the two rubberizing devices are specifically adjustable along the horizontal X-axis direction, the distance between the two adhesive tapes can be adjusted, different production requirements are met, the two rubberizing devices share a group of sliding rails, and the two servo drivers are arranged in a staggered manner, so that the occupied area of the rubberizing devices is reduced, and the occupied area of the lithium battery rubberizing device is further reduced;
4) According to the lithium battery rubberizing device and the rubberizing method thereof disclosed by the application, the two rubberizing devices are arranged in a mirror image mode, and the two rubberizing components are arranged adjacently, so that the distance between the two adhesive tapes is as small as possible, and the minimum value of the rubberizing gap of the rubberizing mechanism is as small as possible;
5) According to the rubberizing device and rubberizing method of the lithium battery, rubberizing is carried out from bottom to top in the previous procedure, the adhesive surface of the adhesive tape faces downwards in the procedure, the rubberizing is carried out from top to bottom by arranging the adsorption plate, and the adhesive tapes which are pasted from top to bottom and the adhesive tapes which are pasted from bottom to top in a plurality of groups of adhesive tapes of the same battery core are arranged, so that the wrapping force of the battery core can be increased as much as possible.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
FIG. 1 is a schematic diagram of a prior art 10-set tape attached to a battery cell;
fig. 2 is an overall schematic diagram of a lithium battery rubberizing device disclosed by the application;
FIG. 3 is a schematic view of a portion of a lithium battery rubberizing device (excluding a pipeline) according to the present disclosure;
FIG. 4 is an isometric view of a view of the disclosed multi-station transfer mechanism;
FIG. 5 is an isometric view of a further view of the disclosed multi-station transfer mechanism;
FIG. 6 is an axial view of the disclosed rubberizing mechanism;
FIG. 7 is a schematic view of a view angle of the loading transfer mechanism and the die transfer fixture of the present application;
FIG. 8 is a schematic diagram of another view angle of the loading transfer mechanism and the die transfer fixture according to the present disclosure;
FIG. 9 is a flow chart of the rubberizing method of the present disclosure;
fig. 10 is a table of actions CT of the rubberizing method disclosed in the application.
Wherein 01, upper side adhesive tape; 02. a lower side adhesive tape; 03. the area to be rubberized; 1. a pipeline; 11. a cell transfer fixture; 2. a multi-station transfer mechanism; 21. a carrier assembly; 211. a carrying platform; 212. a first base plate; 22. jacking up the transfer assembly; 221. a jacking plate; 222. a strut rod; 223. a lifting plate; 224. jacking driving equipment; 225. a moving plate; 226. a guide rod; 227. a translational drive device; 228. a second base plate; 3. a loading transfer mechanism; 31. a clamping jaw; 32. a clamping jaw opening and closing driving assembly; 33. a lifting driving assembly; 34. a transfer drive assembly; 4. a blanking transfer mechanism; 5. a positioning mechanism; 51. an X-axis pushing component; 52. the Y-axis pushing component; 6. a rubberizing mechanism; 61. a rubberizing device; 611. a bottom bracket; 612. a Y-axis driving guide assembly; 613. erecting a bracket; 614. a Z-axis driving guide assembly; 615. a vertical plate; 616. a reel is unreeled; 617. a tape guide roller; 618. an adhesive tape adsorption plate; 62. an X-axis guide rail; 63. a compact servo driver; 7. and a compressing mechanism.
Detailed Description
The following describes in further detail the embodiments of the present application with reference to the drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the application as a modification. 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 exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof. In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, are merely relational terms determined for convenience in describing structural relationships of the various elements or components of the present disclosure, and do not denote any one of the elements or components of the present disclosure, and are not to be construed as limiting the present disclosure. In the present disclosure, terms such as "fixedly coupled," "connected," and the like are to be construed broadly and refer to either a fixed connection or an integral or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in the disclosure may be determined according to circumstances, and should not be interpreted as limiting the disclosure, for relevant scientific research or a person skilled in the art.
The following are illustrative of the preferred embodiments of the application, but are not intended to limit the scope of the application.
Example 1:
referring to fig. 1 to 8, as shown in the drawings, a lithium battery rubberizing device includes:
the production line 1, the production line 1 extends along the horizontal X axis direction, and the production line 1 is used for sequentially transferring the battery core circulation clamp 11 to an upper circulation station and a lower circulation station;
the multi-station transfer mechanism 2 is positioned at the side of the assembly line 1, the multi-station transfer mechanism 2 extends along the horizontal X-axis direction, and the multi-station transfer mechanism 2 is used for sequentially transferring the battery cores of the feeding station to the rubberizing station and the blanking station;
a loading transfer mechanism 3, wherein the loading transfer mechanism 3 spans over the assembly line 1 and the multi-station transfer mechanism 2, and the loading transfer mechanism 3 is used for transferring the battery cells in the battery cell circulation clamp of the loading circulation station to the loading station;
a blanking transfer mechanism 4, wherein the blanking transfer mechanism 4 spans over the assembly line 1 and the multi-station transfer mechanism 2, and the blanking transfer mechanism 4 is used for transferring the battery cells of the blanking station to a battery cell circulation clamp of the blanking 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;
the rubberizing mechanism 6, the rubberizing mechanism 6 is adjacent to the multi-station transfer mechanism 2, the rubberizing mechanism 6 is located at the side of the multi-station transfer mechanism 2, the rubberizing mechanism 6 comprises one or a plurality of rubberizing devices 61 which are sequentially arranged along the horizontal X-axis direction, and the rubberizing devices 61 are used for rubberizing the electric cores of the rubberizing stations.
In the above technical scheme, the assembly line and the multi-station transfer mechanism extend along the horizontal X-axis direction, and 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 transfer mechanism means that the rubberizing mechanism and the multi-station transfer mechanism are as close as possible. The side refers to one side in the device width direction. The assembly line, also called an assembly line, is a production mode in industry, which means that each production unit only focuses on the work of processing a certain segment, so as to improve the work efficiency and the yield. The transfer mechanism is automatic conveying equipment, can convey a load from one station to another station, can conveniently rotate, turn over and ascend and descend according to actual needs, and is an important mechanism (equipment) on an automatic production line. The application can be directly connected with the existing assembly line by arranging the assembly line, thereby solving the requirement that customers need to realize automatic rubberizing on the assembly line, and the assembly line and the multi-station transfer mechanism are arranged to extend along the horizontal X-axis direction, so that the horizontal transfer occupied area of the battery cell is as small as possible. In particular, in this embodiment, the rubberizing device rubberizes at the region 03 of the cell to be rubberized.
In a preferred embodiment of the present embodiment, the multi-station transfer mechanism 2 includes a carrying component 21 and a lifting transfer component 22, where the carrying component 21 carries the electrical core located at the feeding station, the rubberizing station and the discharging station, and the lifting transfer component 22 synchronously lifts the non-rubberized battery of the feeding station and the rubberized battery of the rubberizing station, and synchronously transfers the non-rubberized battery to the rubberizing station and transfers the rubberized battery to the discharging station. In the technical scheme, the jacking transfer assembly transfers two electric cores at a time, and transfers two electric cores at different stations to another two different stations, so that the transfer efficiency is greatly improved.
In a preferred embodiment of the present embodiment, the carrying assembly 21 includes a carrying platform 211 for carrying the electrical cores located at the feeding station, the rubberizing station and the blanking station, and a first bottom plate 212 connected and fixed to the bottom of the carrying platform 211;
the jacking transfer unit 22 includes four jacking plates 221 positioned at four corners of a rectangle, a lifting plate 223 positioned below the jacking plates 221 and connected to the four jacking plates 221 through a strut rod 222, a jacking driving device 224 positioned below the lifting plate 223 and connected to the lifting plate 223, a moving plate 225 connected to the bottom of the jacking driving device 224, a guide rod 226 fixed to the lifting plate 223 and capable of lifting and lowering the moving plate 225, a translation driving device 227 positioned 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 the bottom of the translation driving device 227;
the supporting rods 222 pass through the first bottom plate 212, wherein two of the lifting plates 221 are located at one side of the carrying platform 211, and the other two lifting plates 221 are located at the other side of the carrying platform 211;
when the jacking transfer assembly 22 lifts the jacking battery cells, two jacking plates 221 are respectively positioned at two sides of the feeding station, and the other two jacking plates 221 are respectively positioned at two sides of the rubberizing station;
when the jacking transfer assembly 22 descends to release the battery cells, two jacking plates 221 are respectively located at two sides of the rubberizing station, and the other two jacking plates 221 are respectively located at two sides of the blanking station.
In the technical scheme, the plates are horizontally arranged, the rod pieces are vertically arranged, and the multi-station transfer of the battery cells is realized by arranging the bearing assembly and the jacking transfer assembly into the structure.
In a preferred embodiment of the present embodiment, the supporting table 211 is inlaid with concave-convex parts which can be lifted up and down relative to the lifting plates 221 on both sides thereof. Specifically, a plurality of rectangular grooves are formed on two sides of the bearing table 211, a plurality of rectangular protrusions are formed on the side edges of the jacking plate, the rectangular grooves of the bearing table and the jacking plate are matched with the rectangular protrusions in a concave-convex mode, the size of the bearing table and the jacking plate along the horizontal Y-axis direction can be increased, when the jacking plate is lower than the bearing table, the bearing table can support the battery cell more stably, and when the jacking plate is higher than the bearing table, the jacking plate can support the battery cell more stably.
In a preferred embodiment of the present application, the jacking transfer unit 22 is attached to the battery cell, and the lithium battery rubberizing device further includes a pressing mechanism 7 for pressing the battery at the rubberizing station onto the carrier unit 21. The above-mentioned jacking and transferring assembly carries out the battery cell and transfers after jacking up the battery cell, therefore need to restrict the battery cell to move, the jacking and transferring assembly fixes the battery cell through the vacuum adsorption mode in this embodiment. When rubberizing, the jacking plate is lower than the height of plummer, plummer supports rubberizing station's electric core, because when rubberizing to electric core, electric core can receive certain external force, in order to guarantee that electric core can not remove, compresses tightly electric core through hold-down mechanism, and specifically, above-mentioned hold-down mechanism adopts the mode of compressing tightly the cylinder.
In the preferred embodiment of the present embodiment, the loading transfer mechanism 3 and the unloading transfer mechanism 4 extend in the horizontal Y-axis direction. The fact that the feeding transfer mechanism and the discharging transfer mechanism extend along the horizontal X-axis direction means that the length directions of the feeding transfer mechanism and the discharging transfer mechanism are both horizontal Y-axis directions. The feeding transfer mechanism and the discharging transfer mechanism adopt the existing battery cell grippers, the battery cell grippers can move along the horizontal Y-axis direction and can lift, and two clamping jaws of the battery cell grippers can open and close along the horizontal Y-axis direction. Specifically, the feeding and transferring mechanism and the discharging and transferring mechanism have the same structure, and herein, the feeding and transferring mechanism is described as an example, and the feeding and transferring mechanism 3 includes two clamping jaws 31, a clamping jaw opening and closing driving assembly 32 driving the two clamping jaws 31 to open and close, a clamping jaw lifting driving assembly 33 driving the clamping jaw opening and closing driving assembly 32 to lift, and a transferring driving assembly 34 driving the clamping jaw lifting driving assembly 33 to move along the horizontal Y axis direction. In this embodiment, the battery cells on the assembly line and the multi-station transfer mechanism move along the length direction of the battery cells, and in other embodiments, the battery cells on the assembly line can also move along the width direction of the battery cells, and at this time, 90-degree rotation is required to be performed on the battery cells when the battery cells are transferred to the feeding station.
In a preferred embodiment of the present embodiment, the multi-station transfer mechanism 2 is provided between the line 1 and the taping mechanism 6. Under the condition of meeting the production requirement, the multi-station transfer mechanism is arranged between the assembly line and the rubberizing mechanism, or the rubberizing mechanism is arranged between the multi-station transfer mechanism and the assembly line. In this embodiment, the rubberizing mechanism 6 is arranged on the outer side, so that the adhesive tape can be conveniently replaced, and the transfer stroke of the feeding transfer mechanism and the discharging transfer mechanism is reduced.
In the preferred embodiment of the present embodiment, the positioning mechanism 5 includes an X-axis pushing assembly 51 for pushing the battery cells of the feeding station to a set position along the horizontal X-axis direction, and a Y-axis pushing assembly 52 for pushing the battery cells of the feeding station to a set position along the horizontal Y-axis direction. When the electric core is placed at the feeding station, the position of the electric core is likely not to be at the set position, so that transfer failure or rubberizing failure can be caused, at the moment, the electric core is pushed to the set position by pushing the electric core, and specifically, the X-axis pushing assembly and the Y-axis pushing assembly adopt a pushing cylinder mode.
In a preferred embodiment of the present application, the rubberizing mechanism 6 includes two rubberizing devices 61, the two rubberizing devices 61 share a pair of guide rails guiding them to move along the horizontal X-axis direction, the two rubberizing devices 61 are each provided with a compact servo driver 63 driving them 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 staggered, one of the compact servo drivers 63 is disposed at a side of one of the X-axis guide rails 62, and the other compact servo driver 63 is disposed at a side of the other X-axis guide rail 62. The two rubberizing devices are specifically adjustable along the horizontal X-axis direction, the distance between the two adhesive tapes can be adjusted, different production requirements are met, the two rubberizing devices share a group of sliding rails, and the two servo drivers are arranged in a staggered mode, so that the occupied area of the rubberizing devices is reduced, and the occupied area of the lithium battery rubberizing device is further reduced.
In a preferred embodiment of the present application, the taping device 61 includes a bottom frame 611 movably connected to the X-axis guide rail, a Y-axis driving guide assembly 612 connected to the bottom frame 611, an upright frame 613 connected to the Y-axis driving guide assembly 612, a Z-axis driving guide assembly 614 connected to the upright frame 613, a vertical plate 615 connected to the Z-axis driving guide assembly 614, and a taping assembly connected to the vertical plate 615 for performing a taping operation, the Y-axis driving guide assembly 612 is a linear module, the two taping devices 61 are disposed in mirror image, the taping assemblies of the two taping devices 61 are disposed adjacently, the taping assembly includes a reel 616 for carrying a tape roll and paying out the tape, a tape guide roller 617 for guiding the advancing of the tape, and a tape suction plate 618 for guiding the tape output, and the taping device is a battery tape roll of a taping station from top to bottom.
Specifically, the bottom bracket 611 is a plate, the Y-axis driving guide assembly 612 is a linear module, so that the size of the rubberizing mechanism in the Y-axis direction can be reduced, the Z-axis driving guide assembly 614 includes two Z-axis guide rails and a Z-axis driving device, and the guide roller of the adhesive tape has a rough surface, such as a threaded surface, so that the adhesive surface of the adhesive tape can be prevented from adhering to the guide roller. Ensure the smooth output of the adhesive tape.
The rubberizing process of the rubberizing mechanism comprises the following steps:
(1) two rubberizing devices are adjusted to set positions through an X-axis guide rail and a compact servo driver;
(2) the guiding component 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 component;
(4) the adhesive surface of the adhesive tape is stuck on the upper surface of the battery cell;
(5) driving the guide assembly through the Y axis to move the adhesive tape adsorption plate to the side edge of the battery cell along the negative direction of the Y axis;
(6) the guiding component 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 component;
(8) cutting off 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 component;
and the adhesive tape adsorption plate is reset to the set position by the Z-axis driving guide assembly.
Referring to fig. 9, as shown in the drawing, the jig in the drawing is a die transfer jig, transfer 1 is a loading transfer mechanism, transfer 2 is a multi-station transfer mechanism, and transfer 3 is a discharging transfer mechanism.
The rubberizing method of the rubberizing device of the lithium battery comprises the following steps in sequence:
s1, the feeding transfer mechanism 3 grabs the battery cells in the battery cell transfer clamp of the feeding transfer station, and the steps S2 and S10 are carried out;
s2, the feeding and transferring mechanism 3 transfers the battery cell, and the step S3 is further performed;
s3, the charging transfer mechanism 3 places the battery cell on a charging station, and the step S4 is entered;
s4, the positioning mechanism 5 positions the battery cell of the feeding station, and the step S5 is entered;
s5, the multi-station transfer mechanism 2 transfers the battery core of the feeding station to the rubberizing station, and the step S6 is entered;
s6, the rubberizing mechanism 6 rubberizes the battery cells of the rubberizing station, and the step S7 is entered;
s7, the multi-station transfer mechanism 2 transfers the battery core of the rubberizing station to a blanking station, and the step S8 is carried out;
s8, the discharging transfer mechanism 4 takes away the battery core of the discharging station and enters a step S9;
s9, the blanking transfer mechanism 4 transfers the battery cell, and the step S10 is carried out;
s10, the assembly line 1 transfers the battery core transfer clamp from which the battery core is taken to a blanking transfer station, and the step S11 is carried out;
s11, placing the battery cells into a battery cell circulation clamp of a blanking circulation station by the blanking transfer mechanism 4;
when the steps S1 to S3 are executed on the nth cell, the steps S4 and S5 are executed on the (N-1) th cell, the steps S6 to S7 are executed on the (N-2) th cell, and the steps S8 to S11 are executed on the (N-3) th cell;
when steps S2 to S9 are performed for each cell, step S10 is performed for a cell transfer jig that positions the cell.
Referring to the table of fig. 10, the evaluation predicts that the longest continuous motion flow is about 7.5 seconds once, meeting the demand.
According to the application, 2 groups of adhesive tapes are added to the upper part of the lithium battery, the adhesive tapes are adhered from top to bottom, the production beat of 8ppm is satisfied, and the equipment floor space is smaller than 2 meters (length) and 1.2 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 application. 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 from the spirit or scope of the application. Thus, the present application 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 (9)
1. A lithium battery rubberizing device, characterized by comprising:
the assembly line extends along the horizontal X-axis direction and is used for sequentially transferring the cell transfer clamp to the feeding transfer station and the discharging transfer station;
the multi-station transfer mechanism is positioned at the side of the assembly line and extends along the horizontal X-axis direction, and is used for sequentially transferring the battery cores of the feeding station to the rubberizing station and the discharging station;
the feeding transfer mechanism spans over 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 feeding circulation station to the feeding station;
the blanking transfer mechanism spans over the assembly line and the multi-station transfer mechanism and is used for transferring the battery cells of the blanking station to a battery cell circulation clamp of the blanking circulation station;
the positioning mechanism is arranged adjacent to the multi-station transfer mechanism and is used for adjusting the battery cell of the feeding station to a set position;
the rubberizing mechanism is arranged adjacent to the multi-station transfer mechanism and is positioned at the side of the multi-station transfer mechanism, the rubberizing mechanism comprises one or a plurality of rubberizing devices which are sequentially arranged along the horizontal X-axis direction, and the rubberizing devices are used for rubberizing the battery cells of the rubberizing stations;
the multi-station transfer mechanism comprises a bearing component and a jacking transfer component, wherein the bearing component bears battery cores positioned at the feeding station, the rubberizing station and the discharging station, and the jacking transfer component synchronously jacks the non-rubberized battery of the feeding station and the rubberized battery of the rubberizing station and synchronously transfers the non-rubberized battery to the rubberizing station and transfers the rubberized battery to the discharging station;
the bearing assembly comprises a bearing table for bearing the battery cells positioned at the feeding station, the rubberizing station and the discharging station and a first bottom plate connected and fixed at the bottom of the bearing table.
2. The lithium battery rubberizing device according to claim 1, wherein the jacking transfer 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 a strut rod, a jacking driving device positioned below the lifting plate and connected with the lifting plate, a moving plate connected and fixed at the bottom of the jacking driving device, a guide rod which is fixed relative to the lifting plate and can be connected with the moving plate in a lifting manner, a translation driving device positioned below the moving plate and driving the moving plate to move along the horizontal X-axis direction, and a second bottom plate connected and fixed at the bottom of the translation driving device;
the support post rod passes through the first bottom plate, wherein 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 transfer component lifts the jacking battery cells, two jacking plates are respectively positioned at two sides of the feeding station, and the other two jacking plates are respectively positioned at two sides of the rubberizing station;
when the jacking transfer assembly descends to release the battery core, two jacking plates are respectively positioned at two sides of the rubberizing station, and the other two jacking plates are respectively positioned at two sides of the blanking station.
3. The lithium battery rubberizing device according to claim 2, wherein the bearing table is inlaid with concave-convex parts which can relatively lift with the jacking plates at two sides of the bearing table.
4. The lithium battery rubberizing device according to claim 1, wherein the jacking transfer assembly adsorbs a connecting cell, and further comprising a pressing mechanism for pressing a battery on the rubberizing station on the bearing assembly.
5. The lithium battery rubberizing device according to claim 1, wherein said rubberizing mechanism comprises two said rubberizing devices, two said rubberizing devices share a pair of guide rails guiding them to move along the horizontal X-axis direction, two said rubberizing devices are respectively provided with a compact servo driver driving them to move along the horizontal X-axis direction, each pair of said guide rails comprises two X-axis guide rails extending along the horizontal X-axis direction, two said compact servo drivers are staggered, one of said compact servo drivers is arranged at the side of one of said X-axis guide rails, and the other of said compact servo drivers is arranged at the side of the other of said X-axis guide rails.
6. The lithium battery rubberizing device according to claim 5, wherein the rubberizing equipment comprises 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 riser connected to the Z-axis driving guide assembly and a rubberizing assembly connected to the riser and used for achieving rubberizing action, two rubberizing equipment mirror images are arranged, the two rubberizing assemblies are positioned between the two riser, the rubberizing assembly comprises a unreeling shaft used for bearing adhesive tape rolls and releasing adhesive tapes, an adhesive tape guide roller used for guiding the advancing adhesive tape rolls and an adhesive tape adsorption plate used for guiding adhesive tape output, and the rubberizing equipment is used for rubberizing electric cores of a rubberizing station from top to bottom.
7. The lithium battery rubberizing device according to claim 1, wherein the feeding transfer mechanism and the discharging transfer mechanism both extend along a horizontal Y-axis direction, and the multi-station transfer mechanism is arranged between the assembly line and the rubberizing mechanism.
8. The lithium battery rubberizing device of claim 1, wherein the positioning mechanism comprises an X-axis pushing assembly for pushing the battery cells of the charging station to a set position along a horizontal X-axis direction and a Y-axis pushing assembly for pushing the battery cells of the charging station to the set position along a horizontal Y-axis direction.
9. The rubberizing method of a lithium battery rubberizing device according to any one of claims 1 to 8, comprising the following steps, carried out in sequence:
s1, the feeding transfer mechanism grabs the battery cells in the battery cell transfer clamp of the feeding transfer station, and the steps S2 and S10 are carried out;
s2, the feeding transfer mechanism transfers the battery cell, and the step S3 is carried out;
s3, the charging transfer mechanism places the battery cell on a charging station, and the step S4 is performed;
s4, the positioning mechanism positions the battery cell of the feeding station, and the step S5 is carried out;
s5, the multi-station transfer mechanism transfers the battery core of the feeding station to the rubberizing station, and the step S6 is entered;
s6, the rubberizing mechanism rubberizes the battery cells of the rubberizing station, and the step S7 is carried out;
s7, the multi-station transfer mechanism transfers the battery core of the rubberizing station to a blanking station, and the step S8 is carried out;
s8, the discharging transfer mechanism takes away the battery core of the discharging station and enters a step S9;
s9, the blanking transfer mechanism transfers the battery cell, and the step S10 is carried out;
s10, the assembly line transfers the battery cell transfer clamp from which the battery cell is taken to a blanking transfer station, and the step S11 is carried out;
s11, placing the battery cell into a battery cell circulation clamp of a blanking circulation station by the blanking transfer mechanism;
when the steps S1 to S3 are executed on the nth cell, the steps S4 and S5 are executed on the (N-1) th cell, the steps S6 to S7 are executed on the (N-2) th cell, and the steps S8 to S11 are executed on the (N-3) th cell;
when steps S2 to S9 are performed for each cell, step S10 is performed for a cell transfer jig that positions the cell.
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| CN202211267374.0A CN115548412B (en) | 2022-10-17 | 2022-10-17 | Lithium battery rubberizing device and rubberizing method thereof |
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| CN202211267374.0A CN115548412B (en) | 2022-10-17 | 2022-10-17 | Lithium battery rubberizing device and rubberizing method thereof |
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| 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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| 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 |
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