CN116833585A - Battery pole piece cutting method, device, equipment and storage medium - Google Patents
Battery pole piece cutting method, device, equipment and storage medium Download PDFInfo
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- CN116833585A CN116833585A CN202310882530.2A CN202310882530A CN116833585A CN 116833585 A CN116833585 A CN 116833585A CN 202310882530 A CN202310882530 A CN 202310882530A CN 116833585 A CN116833585 A CN 116833585A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 511
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000000576 coating method Methods 0.000 claims abstract description 50
- 239000011248 coating agent Substances 0.000 claims abstract description 48
- 239000011888 foil Substances 0.000 claims abstract description 36
- 238000003698 laser cutting Methods 0.000 claims abstract description 8
- 230000001133 acceleration Effects 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Engineering & Computer Science (AREA)
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- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention relates to the field of laser cutting, and discloses a battery pole piece cutting method, a device, equipment and a storage medium, wherein the battery pole piece cutting method comprises the following steps: the pole piece to be cut is conveyed to a first cutting area, a first cutting system is controlled to cut a foil area of the pole piece to be cut to form a first cutting track, and a first pole piece with the first cutting track is obtained; conveying the first pole piece to a second cutting area, and controlling a second cutting system to cut the coating area of the first pole piece to form a second cutting track, so as to obtain a second pole piece with the first cutting track and the second cutting track; and conveying the second pole piece to a third cutting area, and controlling a third cutting system to cut the coating area of the second pole piece to form a third cutting track, so as to obtain the separated cut pole pieces. The technical scheme of the invention is beneficial to realizing no waste generation of the cut pole piece and improving the quality of the cut pole piece.
Description
Technical Field
The invention relates to the technical field of laser cutting, in particular to a method, a device, equipment and a storage medium for cutting a battery pole piece.
Background
The principle of the laser cutting pole piece mainly utilizes laser beams to act on the pole piece according to a certain path under the action of a galvanometer system to form a cutting track, most of the pole pieces now comprise metal foils and coatings, the coating area of the coatings on the foils is a coating area, one side or two sides of the pole piece is provided with an area without the coating, namely an empty foil area, after laser cutting, a plurality of lug structures which are arranged at intervals and protrude outwards are formed in the empty foil area, and the foils between adjacent lugs are cut off to become waste. Because the absorption and the action of different materials on laser are different, parameters used for cutting the tab in the empty foil area and the pole piece in the coating area are different, and the cutting is required to be processed by sectioning and parameter-dividing. In the traditional laser cutting process, two sets of laser components are generally adopted for cutting, and a plurality of laser vibrating mirrors are needed for splicing and cutting when a pole piece is cut in a large format. However, when a plurality of laser galvanometers are spliced and cut, joint offset exists, so that burrs appear on the cut pole pieces, and quality problems such as quality deterioration are caused.
Disclosure of Invention
The embodiment of the invention provides a method, a device, equipment and a storage medium for cutting a battery pole piece, which can be beneficial to realizing no waste generation between adjacent pole pieces after cutting and improve the quality of the pole pieces after cutting.
In a first aspect, an embodiment of the present invention provides a method for cutting a battery pole piece. The pole piece cutting method comprises the following steps: the method comprises the steps of conveying a pole piece to be cut to a first cutting area, controlling a first cutting system to cut a foil area of the pole piece to be cut to form a first cutting track, and obtaining a first pole piece with the first cutting track, wherein the first cutting track forms a tab area of the pole piece; conveying the first pole piece to a second cutting area, and controlling a second cutting system to cut a coating area of the first pole piece to form a second cutting track to obtain a second pole piece with the second cutting track, wherein the second cutting track forms a round corner area of an adjacent pole piece; and conveying the second pole piece to a third cutting area, and controlling a third cutting system to cut the coating area of the second pole piece to form a third cutting track so as to obtain separated cut pole pieces; the first cutting area, the second cutting area and the third cutting area are positioned in the same area or different areas.
According to the foregoing embodiment of the first aspect of the present invention, conveying the pole piece to be cut to the first cutting area, controlling the first cutting system to cut the foil area of the pole piece to be cut to form a first cutting track, and obtaining the first pole piece with the first cutting track includes: controlling a first cutting system to configure a first cutting size, wherein the first cutting size is matched with a preset tab area cutting size; controlling the pole piece to be conveyed to a first cutting area; controlling a first cutting system to be configured into first cutting parameters according to the foil region of the pole piece; and controlling a first cutting system to cut the foil region of the pole piece with a first cutting size and a first cutting parameter to obtain a first pole piece with a first cutting track, wherein the first cutting track forms a tab region of the pole piece.
According to the foregoing embodiment of the first aspect of the present invention, conveying the first pole piece to the second cutting area, controlling the second cutting system to cut the coating area of the first pole piece to form a second cutting track, and obtaining the second pole piece with the first cutting track and the second cutting track includes: controlling a second cutting system to configure a second cutting size, wherein the second cutting size is matched with the cutting size of the preset fillet area; controlling the first pole piece to be conveyed to a second cutting area; controlling a second cutting system to configure second cutting parameters according to the coating area of the pole piece; and controlling a second cutting system to cut the first pole piece with a second cutting size and a second cutting parameter to obtain a second pole piece, wherein the second cutting track comprises a first fillet section and a second fillet section.
According to the foregoing embodiment of the first aspect of the present invention, controlling the third cutting system to cut the coating region of the second pole piece to form a third cutting track, to obtain the cut pole pieces separated from each other includes: controlling a third cutting system to configure a third cutting size, wherein the third cutting size is matched with the cutting size of a preset coating area of the separated pole piece; controlling a third cutting system to be configured into a third cutting parameter according to the pole piece; and controlling a third cutting system to cut the second pole piece with a third cutting size and a third cutting parameter to obtain cut pole pieces separated from each other, wherein the cut pole pieces separated from each other have the same shape.
According to a preceding embodiment of the first aspect of the present invention, controlling the third cutting system to cut the second pole piece at a third cutting size and a third cutting parameter comprises: positioning an initial cutting position of the third cutting system, wherein the initial cutting position is positioned at the junction of the foil region and the coating region of the pole piece; the third cutting system makes acceleration movement to an initial cutting position in the foil area; the third cutting system makes uniform-speed cutting movement in the coating area from the initial cutting position to the ending cutting position of the third cutting system, wherein the ending cutting position is positioned at the juncture of the third cutting track and the second cutting track; and the third cutting system performs deceleration movement from the cutting ending position to the cutting ending position.
According to the foregoing embodiment of the first aspect of the present invention, the pole piece is a tab pole piece or an electrodeless tab pole piece; the first cutting system and the second cutting system are respectively a galvanometer cutting system, and the third cutting system is a laser cutting system.
According to the foregoing embodiments of the first aspect of the present invention, the first cutting system, the second cutting system and the third cutting system each comprise at least one laser galvanometer.
In a second aspect, an embodiment of the present invention provides a battery pole piece cutting device. The battery pole piece cutting device includes: the device comprises a conveying pole piece module, a first cutting system, a second cutting system, a third cutting system, a control module and a parameter configuration module. The pole piece conveying module is used for conveying the pole pieces to the first cutting area, the second cutting area and the third cutting area. The first cutting system, the second cutting system and the third cutting system are used for cutting the pole piece. The control module is electrically connected with the first cutting system, the second cutting system and the third cutting system and is used for controlling the first cutting system to cut the foil area of the pole piece to form a first cutting track, controlling the second cutting system to cut the coating area of the pole piece to form a second cutting track and controlling the third cutting system to cut the coating area of the pole piece to form a third cutting track. The parameter configuration module is used for configuring the first cutting system to cut with the first cutting parameter, configuring the second cutting system to cut with the second cutting parameter and configuring the third cutting system to cut with the third cutting parameter.
In a third aspect, an embodiment of the present invention provides a battery pole piece cutting apparatus, including: a memory and at least one processor, the memory storing instructions; the at least one processor invokes instructions in the memory to cause the pole piece cutting device to perform the battery pole piece cutting method of any of the foregoing embodiments of the first aspect of the invention.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium having instructions stored therein, which when run on a computer, cause the computer to perform the method for cutting a battery pole piece according to any one of the foregoing embodiments of the first aspect of the present invention.
According to the technical scheme provided by the invention, the pole piece to be cut can be conveyed to the first cutting area, the first cutting system is controlled to cut the foil area of the pole piece to be cut to form the first cutting track, and the first pole piece with the first cutting track is obtained, wherein the first cutting track forms the tab area of the pole piece. And conveying the first pole piece to a second cutting area, and controlling a second cutting system to cut the coating area of the first pole piece to form a second cutting track to obtain a second pole piece with the second cutting track, wherein the second cutting track forms a round corner area of the adjacent pole piece. And conveying the second pole piece to a third cutting area, and controlling a third cutting system to cut the coating area of the second pole piece to form a third cutting track, so as to obtain the separated cut pole pieces. In the embodiment of the invention, through the combination of static cutting and dynamic cutting, no waste is generated between the adjacent cut pole pieces, the situation that burrs appear on the cut pole pieces is reduced, and the quality of the cut pole pieces is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of one embodiment of a method of cutting a battery pole piece of the present invention;
FIG. 2 is a block diagram of one embodiment of a method of cutting a battery pole piece according to the present invention;
FIG. 3 is a block diagram of a first cutting area, a second cutting area, and a third cutting area in different areas according to an embodiment of the method for cutting a battery pole piece of the present invention;
FIG. 4 is a flowchart showing the steps of delivering a pole piece to be cut to a first cutting area, controlling a first cutting system to cut a foil area of the pole piece to be cut to form a first cutting track, and obtaining a first pole piece with the first cutting track according to an embodiment of the present invention;
FIG. 5 is a flowchart of the steps for delivering a first pole piece to a second cutting area, controlling a second cutting system to cut a coating area of the first pole piece to form a second cutting track, and obtaining a second pole piece with the first cutting track and the second cutting track according to an embodiment of the battery pole piece cutting method of the present invention;
FIG. 6 is a flowchart illustrating steps for controlling a third cutting system to cut a coating region of a second electrode sheet to form a third cutting track, thereby obtaining cut electrode sheets separated from each other according to an embodiment of the method for cutting a battery electrode sheet of the present invention;
FIG. 7 is a flowchart illustrating steps for controlling a third cutting system to cut a second electrode sheet at a third cutting size and a third cutting parameter according to an embodiment of the method for cutting a battery electrode sheet of the present invention;
FIG. 8 is a schematic view of an embodiment of a battery pole piece cutting device of the present invention;
fig. 9 is a schematic structural diagram of a battery pole piece cutting device according to an embodiment of the present invention.
Reference numerals illustrate:
a pole piece-100, a first cutting area-200, a second cutting area-300, and a third cutting area-400;
foil area-110, coating area-120, first cutting track-130, second cutting track-140, third cutting track-150;
the tab region-131, the first rounded segment-141, the second rounded segment-142;
an initial cutting position-A1, an end cutting position-A2, an initial acceleration movement position-A3, and a third cutting system stop movement position-A4.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The embodiment of the invention provides a method, a device, equipment and a storage medium for cutting a battery pole piece, which can be used for conveying the pole piece to be cut to a first cutting area, controlling a first cutting system to cut a foil area of the pole piece to be cut to form a first cutting track, and obtaining the first pole piece with the first cutting track, wherein the first cutting track forms a pole lug area of the pole piece. And conveying the first pole piece to a second cutting area, and controlling a second cutting system to cut the coating area of the first pole piece to form a second cutting track to obtain a second pole piece with the second cutting track, wherein the second cutting track forms a round corner area of the adjacent pole piece. Conveying the second pole piece to a third cutting area, and controlling a third cutting system to cut the coating area of the second pole piece to form a third cutting track, so as to obtain separated cut pole pieces; the first cutting area, the second cutting area and the third cutting area are positioned in the same area or different areas. In the embodiment of the invention, through the combination of static cutting and dynamic cutting, no waste is generated between the adjacent cut pole pieces, the situation that burrs appear on the cut pole pieces is reduced, and the quality of the cut pole pieces is improved.
The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments described herein may be implemented in other sequences than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus. The embodiment of the invention provides a first theme.
For ease of understanding, specific procedures of embodiments of the present invention are described below.
Fig. 1 is a flowchart of an embodiment of a method of cutting a battery pole piece according to the present invention. The battery pole piece cutting method comprises steps S110 to S130. Fig. 2 is a block diagram of an embodiment of a method of cutting a battery pole piece according to the present invention.
In step S110, the pole piece 100 to be cut is conveyed to the first cutting area 200, and the first cutting system is controlled to cut the foil area 110 of the pole piece 100 to be cut to form the first cutting track 130, so as to obtain a first pole piece with the first cutting track 130, wherein the first cutting track 130 forms the tab area 131 of the pole piece 100.
Fig. 3 is a flowchart illustrating steps of delivering a to-be-cut electrode sheet to a first cutting area, controlling a first cutting system to cut a foil area of the to-be-cut electrode sheet to form a first cutting track, obtaining a first electrode sheet with the first cutting track, delivering the to-be-cut electrode sheet 100 to the first cutting area 200, controlling the first cutting system to cut a foil area 110 of the to-be-cut electrode sheet 100 to form a first cutting track 130, and obtaining the first electrode sheet with the first cutting track 130, wherein the step S110 may include steps S111 to S114.
In step S111, the first cutting system is controlled to configure a first cutting size, and the first cutting size matches the preset tab area 131 cutting size.
In step S112, the control pole piece 100 is conveyed to the first cutting region 200.
In step S113, the first cutting system is controlled to configure the first cutting parameters according to the foil region 110 of the pole piece 100. The first cutting parameters include power, frequency, pulse width, and cutting speed required when cutting foil section 110.
In step S114, the first cutting system is controlled to cut the foil region 110 of the pole piece 100 with the first cutting size and the first cutting parameter, resulting in a first pole piece with a first cutting track 130, the first cutting track 130 forming a tab region 131 of the pole piece 100.
In step S120, the first pole piece is conveyed to the second cutting area 300, and the second cutting system is controlled to cut the coating area 120 of the first pole piece to form the second cutting track 140, so as to obtain a second pole piece with the first cutting track and the second cutting track 140, wherein the second cutting track 140 forms a rounded corner area of the adjacent pole piece 100.
Fig. 4 is a flowchart illustrating steps of a method for cutting a battery pole piece according to an embodiment of the present invention, in which a first pole piece is conveyed to a second cutting area, a second cutting system is controlled to cut a coating area of the first pole piece to form a second cutting track, a second pole piece with a second cutting track is obtained, the first pole piece is conveyed to a second cutting area 300, the second cutting system is controlled to cut a coating area 120 of the first pole piece to form a second cutting track 140, and a step S120 of obtaining a second pole piece with a second cutting track 140 may include steps S121 to S124.
In step S121, the second cutting system is controlled to configure a second cutting size, which matches the preset fillet area cutting size.
In step S122, the first pole piece is controlled to be conveyed to the second cutting region 300.
In step S123, the second cutting system is controlled to configure a second cutting parameter according to the coating region 120 of the pole piece 100. The second cutting parameters include power, frequency, pulse width, and cutting speed required to cut the coating zone 120.
In step S124, the second cutting system is controlled to cut the first pole piece with a second cutting size and a second cutting parameter to obtain a second pole piece, and the second cutting track 140 includes a first rounded segment 141 and a second rounded segment 142.
In step S130, the third cutting system is controlled to cut the coating region 120 of the second pole piece to form a third cutting track 150, so as to obtain cut pole pieces separated from each other.
Fig. 5 is a flowchart illustrating a step of controlling a third cutting system to cut the coating region of the second pole piece to form a third cutting track, so as to obtain separated cut pole pieces, and a step S130 of controlling the third cutting system to cut the coating region 120 of the second pole piece to form a third cutting track 150, so as to obtain separated cut pole pieces 100 according to an embodiment of the present invention, and the step S130 may include steps S131 to S134.
In step S131, the third cutting system is controlled to configure a third cutting size, which matches the cutting size of the coating region 120 of the preset separator sheet 100.
In step S132, a third cutting system is controlled to configure a third cutting parameter according to the pole piece 100. The third cutting parameters include power, frequency, pulse width, and cutting speed required to divide pole piece 100.
In step S133, the third cutting system is controlled to cut the second pole piece with a third cutting size and a third cutting parameter, resulting in cut pole pieces separated from each other, the cut pole pieces separated from each other having the same shape.
Fig. 6 is a flowchart illustrating a step of controlling the third cutting system to cut the second electrode sheet at the third cutting size and the third cutting parameter according to an embodiment of the method for cutting a battery electrode sheet of the present invention, and step S134 of controlling the third cutting system to cut the second electrode sheet at the third cutting size and the third cutting parameter may include steps S1341 to S1344.
In step S1341, an initial cutting position A1 of the third cutting system is located, where the initial cutting position A1 is located at the interface between the foil region 110 and the coating region 120 of the pole piece 100.
In step S1342, the third cutting system is accelerated in the foil section 110 to an initial cutting position A1. And an acceleration movement section of the third cutting system is arranged between the A3 and the A1.
In step S1343, the third cutting system performs a uniform cutting motion from the initial cutting position A1 in the coating region 120 to the final cutting position A2 of the third cutting system, where the final cutting position A2 is located at the boundary between the third cutting track 150 and the second cutting track 140. And a uniform motion section of the third cutting system is arranged between A1 and A2.
In step S1344, the third cutting system decelerates from the end cutting position A2 to the end of cutting. Between A2-A4 is the deceleration motion segment of the third cutting system.
In the embodiment of the invention, the actual cutting track of the third cutting system is A3-A4 sections.
In the embodiment of the invention, the pole piece is a pole piece with a pole ear or a pole piece without a pole ear; the first cutting system and the second cutting system are respectively a galvanometer cutting system, and the third cutting system is a laser cutting system.
In the embodiment of the invention, the laser transmitters of the first cutting system, the second cutting system and the third cutting system can be pulse lasers or modulated pulse fiber lasers.
In an embodiment of the present invention, the first cutting system, the second cutting system and the third cutting system each include at least one laser galvanometer.
In an embodiment of the present invention, the first cutting system and the second cutting system can cut the pole piece 100 at the same time. In other embodiments, other cutting sequences may be used, such as a first cutting system cutting the pole piece 100 to form the tab region 131, and then moving the first cutting system to the second cutting region 300 to cut the pole piece 100 to form the fillet region.
In the embodiment of the invention, the first cutting system, the second cutting system and the third cutting system respectively comprise a laser vibrating mirror to cut the pole piece 100, and in other embodiments, the first cutting system, the second cutting system and the third cutting system respectively comprise a plurality of laser vibrating mirrors to cut the pole piece 100, so that the first cutting system can comprise a plurality of laser vibrating mirrors to cut a plurality of pole lugs, the second cutting system can comprise a plurality of laser vibrating mirrors to cut a plurality of fillet areas, and the pole piece 100 is cut by combining with the plurality of laser vibrating mirrors, thereby realizing the effect of simultaneously cutting a plurality of pole pieces 100 and improving the cutting efficiency.
In the embodiment of the invention, through the combination of static cutting and dynamic cutting, static cutting is adopted in the lug area 131 and the round corner area of the foil area 110, and dynamic cutting of the segmented pole pieces 100 is carried out in the coating area 120, so that no waste is generated between adjacent pole pieces 100 after cutting, the situation that burrs occur on the pole pieces 100 after cutting is reduced, and the quality of the pole pieces 100 after cutting is improved.
The method for cutting the battery pole piece in the embodiment of the invention is described above, and the device for cutting the battery pole piece in the embodiment of the invention is described below.
Fig. 7 is a schematic diagram of an embodiment of a battery pole piece cutting device according to the present invention, which includes a pole piece conveying module 201, a first cutting system, a second cutting system, a third cutting system 202, a control module 203, and a parameter configuration module 204.
The transport pole piece module is used to transport pole piece 100 to first cutting region 200, second cutting region 300, and third cutting region 400. The first, second, and third cutting systems 202 are used to cut the pole piece 100. The control module 203 is electrically connected to the first cutting system, the second cutting system, and the third cutting system 202, and the control module 203 is configured to control the first cutting system to cut the foil region 110 of the pole piece 100 to form the first cutting track 130, control the second cutting system to cut the coating region 120 of the pole piece 100 to form the second cutting track 140, and control the third cutting system to cut the coating region 120 of the pole piece 100 to form the third cutting track 150. The parameter configuration module 204 is configured to configure the first cutting system to cut at a first cutting parameter, configure the second cutting system to cut at a second cutting parameter, and configure the third cutting system to cut at a third cutting parameter.
According to the embodiment of the battery pole piece cutting device provided by the invention, static cutting can be combined with dynamic cutting, static cutting is adopted in the lug area 131 and the round corner area of the foil area 110, and dynamic cutting of the segmented pole pieces 100 is carried out in the coating area 120, so that no waste is generated between adjacent pole pieces 100 after cutting, the situation that burrs occur on the pole pieces 100 after cutting is reduced, and the quality of the pole pieces 100 after cutting is improved.
The battery pole piece cutting device in the embodiment of the present invention is described in detail from the point of view of the modularized functional entity in fig. 7 above, and the battery pole piece cutting device in the embodiment of the present invention is described in detail from the point of view of hardware processing below.
Fig. 8 is a schematic structural diagram of a battery pole piece cutting device according to an embodiment of the present invention. The battery pole piece cutting device 300 may vary considerably in configuration or performance and may include a processor (central processing units, CPU) 310 (e.g., one or more processors) and memory 320, one or more storage media 330 (e.g., one or more mass storage devices) storing applications 333 or data 332. Wherein memory 320 and storage medium 330 may be transitory or persistent storage. The program stored in the storage medium 330 may include more than one module (not shown), each of which may include a series of instruction operations to the battery pole piece cutting device 300. Still further, the processor 310 may be configured to communicate with the storage medium 330 and execute a series of instruction operations in the storage medium 330 on the battery pole piece cutting device 300.
The battery pole piece cutting device 300 may also include one or more power supplies 340, one or more wired or wireless network interfaces 350, one or more input output interfaces 360, and/or one or more operating systems 331, such as Windows Serve, mac OS X, unix, linux, freeBSD, and the like. It will be appreciated by those skilled in the art that the battery pole piece cutting device configuration shown in fig. 7 is not limiting of the battery pole piece cutting device and may include more or fewer components than shown, or certain components may be combined, or a different arrangement of components.
The invention also provides a battery pole piece cutting device, the computer device comprises a memory and a processor, the memory stores computer readable instructions, and the computer readable instructions when executed by the processor cause the processor to execute the steps of the battery pole piece cutting method in the above embodiments.
The present invention also provides a computer readable storage medium, which may be a non-volatile computer readable storage medium, and which may also be a volatile computer readable storage medium, having stored therein instructions that, when executed on a computer, cause the computer to perform the steps of the battery pole piece cutting method.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, which are not repeated herein.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or in part or all of the technical solution or in part in the form of a software product stored in a storage medium, including instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a read-only memory (ROM), a random access memory (random access memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The battery pole piece cutting method is characterized by comprising the following steps of:
the method comprises the steps of conveying a pole piece to be cut to a first cutting area, and controlling a first cutting system to cut a foil area of the pole piece to be cut to form a first cutting track to obtain a first pole piece with the first cutting track, wherein the first cutting track forms a pole lug area of the pole piece;
conveying the first pole piece to a second cutting area, and controlling a second cutting system to cut a coating area of the first pole piece to form a second cutting track to obtain a second pole piece with the first cutting track and the second cutting track, wherein the second cutting track forms a round corner area of an adjacent pole piece; and
conveying the second pole piece to a third cutting area, and controlling a third cutting system to cut the coating area of the second pole piece to form a third cutting track, so as to obtain cut pole pieces separated from each other;
the first cutting area, the second cutting area and the third cutting area are located in the same area or different areas.
2. The method of claim 1, wherein the delivering the pole piece to be cut to the first cutting area, the controlling the first cutting system to cut the foil area of the pole piece to be cut to form the first cutting track, and obtaining the first pole piece with the first cutting track comprises:
controlling the first cutting system to configure a first cutting size, wherein the first cutting size is matched with a preset tab area cutting size;
controlling the pole piece to be conveyed to the first cutting area;
controlling the first cutting system to be configured into first cutting parameters according to the foil region of the pole piece; and
and controlling the first cutting system to cut the foil region of the pole piece according to the first cutting size and the first cutting parameter to obtain a first pole piece with a first cutting track, wherein the first cutting track forms a tab region of the pole piece.
3. The method of claim 1, wherein the delivering the first pole piece to the second cutting area, and controlling the second cutting system to cut the coating area of the first pole piece to form a second cutting track, and obtaining the second pole piece with the first cutting track and the second cutting track comprises:
controlling the second cutting system to configure a second cutting size, wherein the second cutting size is matched with a cutting size of a preset fillet area;
controlling the first pole piece to be conveyed to the second cutting area;
controlling the second cutting system to be configured into second cutting parameters according to the coating area of the pole piece; and
and controlling the second cutting system to cut the first pole piece with the second cutting size and the second cutting parameter to obtain a second pole piece, wherein the second cutting track comprises a first fillet section and a second fillet section.
4. The method of claim 1, wherein controlling the third cutting system to cut the coating region of the second pole piece to form a third cutting trajectory, the obtaining cut pole pieces separated from each other comprises:
controlling the third cutting system to configure a third cutting size, wherein the third cutting size is matched with the cutting size of a preset separated pole piece coating area;
controlling the third cutting system to be configured into a third cutting parameter according to the pole piece; and
and controlling the third cutting system to cut the second pole piece with the third cutting size and the third cutting parameter to obtain separated cut pole pieces, wherein the separated cut pole pieces have the same shape.
5. The battery pole piece cutting method of claim 4, wherein the controlling the third cutting system to cut the second pole piece at the third cutting size and the third cutting parameter comprises:
positioning an initial cutting position of the third cutting system, wherein the initial cutting position is positioned at the junction of the foil region and the coating region of the pole piece;
the third cutting system makes acceleration movement to the initial cutting position in the foil area;
the third cutting system performs uniform-speed cutting movement in the coating area from the initial cutting position to the ending cutting position of the third cutting system, and the ending cutting position is positioned at the junction of the third cutting track and the second cutting track; and
the third cutting system performs deceleration movement from the end cutting position to the end of cutting.
6. The method for cutting a battery pole piece according to claim 1, wherein the pole piece is a tab pole piece or an electrodeless tab pole piece; the first cutting system and the second cutting system are respectively vibrating mirror cutting systems, and the third cutting system is a laser cutting system.
7. The pole piece cutting method of claim 6, wherein the first cutting system, the second cutting system, and the third cutting system each comprise at least one laser galvanometer.
8. The utility model provides a battery pole piece cutting device which characterized in that, battery pole piece cutting device includes:
the pole piece conveying module is used for conveying the pole pieces to the first cutting area, the second cutting area and the third cutting area;
the first cutting system, the second cutting system and the third cutting system are used for cutting the pole piece;
the control module is electrically connected with the first cutting system, the second cutting system and the third cutting system and is used for controlling the first cutting system to cut the foil area of the pole piece to form a first cutting track, controlling the second cutting system to cut the coating area of the pole piece to form a second cutting track and controlling the third cutting system to cut the coating area of the pole piece to form a third cutting track; and
and the parameter configuration module is used for configuring the first cutting system to cut with the first cutting parameter, configuring the second cutting system to cut with the second cutting parameter and configuring the third cutting system to cut with the third cutting parameter.
9. A battery pole piece cutting apparatus, characterized in that the battery pole piece cutting apparatus comprises: a memory and at least one processor, the memory having instructions stored therein;
the at least one processor invokes the instructions in the memory to cause the battery pole piece cutting device to perform the battery pole piece cutting method of any one of claims 1-7.
10. A computer readable storage medium having instructions stored thereon, which when executed by a processor, implement the battery pole piece cutting method of any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310882530.2A CN116833585A (en) | 2023-07-18 | 2023-07-18 | Battery pole piece cutting method, device, equipment and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310882530.2A CN116833585A (en) | 2023-07-18 | 2023-07-18 | Battery pole piece cutting method, device, equipment and storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116833585A true CN116833585A (en) | 2023-10-03 |
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ID=88163293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310882530.2A Pending CN116833585A (en) | 2023-07-18 | 2023-07-18 | Battery pole piece cutting method, device, equipment and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116833585A (en) |
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2023
- 2023-07-18 CN CN202310882530.2A patent/CN116833585A/en active Pending
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