CN116000472B - Tab cutting control system and method, cutting and stacking machine equipment - Google Patents
Tab cutting control system and method, cutting and stacking machine equipmentInfo
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- CN116000472B CN116000472B CN202310127166.9A CN202310127166A CN116000472B CN 116000472 B CN116000472 B CN 116000472B CN 202310127166 A CN202310127166 A CN 202310127166A CN 116000472 B CN116000472 B CN 116000472B
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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
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- 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
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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
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Optics & Photonics (AREA)
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- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Shearing Machines (AREA)
Abstract
本申请涉及一种极耳裁切控制系统及方法、切叠一体机设备，所述系统通过传感模块检测到来料极卷经过第一裁切机构时，向控制器输出第一检测信号，控制器接收到第一检测信号时，将第一控制信号传输给第一裁切机构，第一裁切机构对来料极卷进行极片裁切，得到待加工极片；传感模块检测到待加工极片经过第二裁切机构时，向控制器输出第二检测信号，控制器接收到第二检测信号时，将第二控制信号和第三控制信号传输给移动方向调节机构和第二裁切机构，移动方向调节机构控制待加工极片的移动方向，第二裁切机构对待加工极片进行极耳裁切，得到裁切极耳后的极卷，实现裁切极耳时，极耳尺寸可依据实际情况调节，减少了极卷浪费，提高了制片过程中的良率。
The present application relates to a tab cutting control system and method, and a cutting and stacking machine. The system outputs a first detection signal to a controller when a sensing module detects that an incoming pole roll passes through a first cutting mechanism. When the controller receives the first detection signal, the controller transmits a first control signal to the first cutting mechanism. The first cutting mechanism cuts the pole piece of the incoming pole roll to obtain a pole piece to be processed. When the sensing module detects that a pole piece to be processed passes through a second cutting mechanism, the controller outputs a second detection signal to the controller. When the controller receives the second detection signal, the controller transmits the second control signal and a third control signal to a moving direction adjustment mechanism and a second cutting mechanism. The moving direction adjustment mechanism controls the moving direction of the pole piece to be processed. The second cutting mechanism cuts the pole piece to be processed to obtain a pole roll after the pole piece is cut. When cutting the pole piece, the pole piece size can be adjusted according to actual conditions, thereby reducing pole roll waste and improving the yield rate in the production process.
Description
Technical Field
The application relates to the technical field of battery manufacturing, in particular to a tab cutting control system and method and a cutting and stacking integrated machine device.
Background
At present, the cutting and stacking integrated machine generally adopts a mode of combining laser with a vibrating mirror to cut the incoming material pole roll pole lug, and the foil waste is discharged after the pole lug is cut by the laser, as shown in fig. 1, in practical application, only redundant parts on two sides of the pole lug are cut, and the top of the pole lug is not cut, so that the height is not adjustable when the pole lug is cut by a cutting and stacking integrated mechanism segment. The tab height can only be determined according to the height of the incoming material of the tab roll, and then the tab roll with the tab cut is sliced into pole pieces, as shown in fig. 2.
In the implementation process, the inventor finds that the prior art has at least the following problems that in the existing tab cutting process, the tab cutting height of the cutting and stacking integrated mechanism segment is not adjustable, the waste of the pole roll for manufacturing the segment is easy to cause, and the yield in the sheet manufacturing process is low.
Disclosure of Invention
Based on this, it is necessary to provide a tab cutting control system and method, and a tab cutting and stacking integrated machine device capable of adjusting the tab width height according to the actual situation when cutting the tab, thereby effectively reducing the tab roll waste in the tab manufacturing process and improving the tab manufacturing yield, aiming at the problems existing in the tab cutting process.
In a first aspect, the present application provides a tab cutting control system, including:
The first cutting mechanism is configured to cut the pole piece of the incoming pole roll according to the received first control signal to obtain a pole piece to be processed;
The moving direction adjusting mechanism is configured to control the moving direction of the pole piece to be processed according to the received second control signal;
The second cutting mechanism is configured to cut the pole piece to be processed according to the received third control signal to obtain a pole roll after cutting the pole piece;
The sensing module is configured to output a first detection signal when detecting that the incoming pole roll passes through the first cutting mechanism, and output a second detection signal when detecting that the pole piece to be processed passes through the second cutting mechanism;
The controller is configured to generate a first control signal and transmit the first control signal to the first cutting mechanism when receiving the first detection signal, and generate a second control signal and a third control signal and transmit the second control signal to the moving direction adjusting mechanism and the third control signal to the second cutting mechanism when receiving the second detection signal.
Optionally, the tab cutting control system further comprises a deviation rectifying mechanism, wherein the deviation rectifying mechanism is mechanically connected with the first cutting mechanism, and is configured to receive the pole piece to be processed and conduct deviation rectifying treatment on the received pole piece to be processed to obtain the pole piece to be processed after deviation rectifying.
Optionally, the tab cutting control system further comprises a positioning mechanism; the positioning mechanism is mechanically connected between the deviation correcting mechanism and the second cutting mechanism, and is configured to receive the corrected pole piece to be processed and position the received corrected pole piece to be processed to obtain a positioned pole piece to be processed;
the second cutting mechanism is also used for cutting the tab of the positioned pole piece to be processed according to a third control signal to obtain a pole coil after cutting the tab.
Optionally, the second cutting mechanism is further configured to cut the tab to the pole piece to be processed based on a preset frequency according to a third control signal, so as to obtain a pole roll after cutting the tab.
Optionally, the first cutting mechanism is a cutting knife mechanism, and the second cutting mechanism is a laser cutting mechanism.
Optionally, the moving direction adjusting mechanism comprises a first electric unit, a second electric unit, a roller and a belt, wherein the first electric unit and the second electric unit are respectively connected with the controller;
the controller is also used for transmitting a first movement control signal to the first electric unit, wherein the first movement control signal is used for indicating the first electric unit to drive the roller to rotate so as to control the movement direction of the pole piece to be processed;
the controller is also used for transmitting a second movement control signal to the second electric unit, and the second movement control signal is used for indicating the second electric unit to drive the belt to rotate so that the belt controls the movement direction of the pole piece to be processed.
Optionally, the controller generates the first movement control signal and the second movement control signal according to preset tab identity information, wherein the preset tab identity information comprises tab shape information and tab size information.
Optionally, the tab cutting control system further comprises a waste discharging mechanism, wherein the waste discharging mechanism is mechanically connected with the second cutting mechanism;
the second cutting mechanism is also used for cutting the tab in the tab material area according to a third control signal to obtain tab waste and tab;
the waste discharging mechanism is used for discharging tab waste.
In a second aspect, the present application provides a tab cutting control method, including the steps of:
When a first detection signal is received, a first control signal is generated and transmitted to a first cutting mechanism, wherein the first detection signal is output by a sensing module when the first cutting mechanism detects that an incoming material pole roll passes through the first cutting mechanism;
When a second detection signal is received, a second control signal and a third control signal are generated, the second control signal is transmitted to a moving direction adjusting mechanism and the third control signal is transmitted to a second cutting mechanism, the second detection signal is obtained by outputting a sensing module when detecting that a pole piece to be processed passes through the second cutting mechanism, the second control signal is used for indicating the moving direction adjusting mechanism to control the moving direction of the pole piece to be processed, and the third control signal is used for indicating the second cutting mechanism to cut a pole lug of the pole piece to be processed, so that a pole roll after cutting the pole lug is obtained.
In a third aspect, the present application provides a cutting and stacking integrated machine device, including any one of the tab cutting control systems described above.
One of the above technical solutions has the following advantages and beneficial effects:
The tab cutting control system comprises a first cutting mechanism, a moving direction adjusting mechanism, a second cutting mechanism, a sensing module and a controller, wherein the controller is respectively connected with the first cutting mechanism, the moving direction adjusting mechanism, the second cutting mechanism and the sensing module, the sensing module is configured to output a first detection signal to the controller when detecting that an incoming tab passes through the first cutting mechanism, the controller generates the first control signal when receiving the first detection signal, transmits the first control signal to the first cutting mechanism, and then the first cutting mechanism cuts an incoming tab according to the received first control signal to obtain a to-be-processed tab, the sensing module outputs a second detection signal to the controller when detecting that the to-be-processed tab passes through the second cutting mechanism, generates a second control signal and a third control signal when receiving the second detection signal, transmits the second control signal to the moving direction adjusting mechanism and the third control signal to the second cutting mechanism, and then the controller generates the first control signal to the first cutting mechanism when receiving the first detection signal, and then the first cutting mechanism cuts the tab according to the received second control signal, and when the tab to be processed tab is not processed, the tab cutting width is not normally, and the tab to be processed according to the tab cutting width is not normally. According to the application, the pole piece to be processed is obtained by cutting the pole piece of the incoming pole roll, then the pole lug is cut, the moving direction of the pole piece to be processed is regulated by the moving direction regulating mechanism, so that the outline of the cut pole lug is realized, meanwhile, the width and the height of the pole lug can be regulated according to actual conditions when the pole lug is cut, the pole roll waste of a manufactured segment is effectively reduced, the pole lug turning or inward folding caused by overlong pole lug of the incoming pole roll during lamination is avoided, and the yield in the lamination process is improved.
Drawings
FIG. 1 is a schematic diagram of a conventional incoming coil before cutting a tab;
FIG. 2 is a schematic diagram of a conventional incoming coil after cutting the tab;
FIG. 3 is a schematic diagram of a first configuration of a tab cut control system according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a second configuration of a tab cut control system according to an embodiment of the present application;
FIG. 5 is a third schematic diagram of a tab cut control system according to an embodiment of the present application;
FIG. 6 is a schematic diagram of a fourth configuration of a tab cut control system according to an embodiment of the present application;
FIG. 7 is a schematic diagram of a fifth configuration of a tab cut control system according to an embodiment of the present application;
FIG. 8 is a schematic diagram of an incoming coil being cut into pole pieces to be processed in an embodiment of the application;
FIG. 9 is a schematic diagram of a pole piece to be processed being cut into pole lugs in an embodiment of the application;
fig. 10 is a schematic diagram of a first process of a tab cutting control method according to an embodiment of the application.
Reference numerals:
100. a first cutting mechanism; 200 parts of a moving direction adjusting mechanism, 210 parts of a first electric unit, 220 parts of a second electric unit, 230 parts of a passing roller, 240 parts of a belt, 300 parts of a second cutting mechanism, 400 parts of a sensing module, 500 parts of a controller, 600 parts of a deviation correcting mechanism, 700 parts of a positioning mechanism, 800 parts of a waste discharging mechanism, 910 parts of a pole piece material area, 920 parts of a pole lug material area, 922 parts of pole lug waste, 924 parts of a pole lug.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures 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 in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations 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 but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
In one embodiment, as shown in fig. 3, a tab cut control system is provided, which includes a first cut mechanism 100, a moving direction adjusting mechanism 200, a second cut mechanism 300, a sensing module 400, and a controller 500. The first cutting mechanism 100 is configured to cut the incoming pole roll according to the received first control signal to obtain a pole piece to be processed, the moving direction adjusting mechanism 200 is configured to control the moving direction of the pole piece to be processed according to the received second control signal, the second cutting mechanism 300 is configured to cut the pole ear to obtain a pole roll after cutting the pole ear according to the received third control signal, the sensing module 400 is configured to output a first detection signal when detecting that the incoming pole roll passes through the first cutting mechanism 100 and output a second detection signal when detecting that the pole piece to be processed passes through the second cutting mechanism 300, the controller 500 is respectively connected with the first cutting mechanism 100, the moving direction adjusting mechanism 200, the second cutting mechanism 300 and the sensing module 400, and the controller 500 is configured to generate the first control signal when receiving the first detection signal and transmit the first control signal to the first cutting mechanism 100 and generate the second control signal and the third control signal when receiving the second detection signal and transmit the second control signal to the second cutting mechanism 300.
The first cutting mechanism 100 may be used to cut an incoming material pole roll, for example, the first cutting mechanism 100 may be a cutting knife mechanism, which may include a cutting knife. For example, the first cutting mechanism 100 may cut the incoming coil by a cutting knife based on a preset frequency, so as to obtain the pole piece to be processed. The incoming electrode roll refers to the incoming battery electrode roll material. The pole roll refers to a lithium battery pole piece rolled into a regular cylindrical structure, and the pole roll can comprise a positive pole roll and a negative pole roll. The second cutting mechanism 300 may be used to cut the pole piece to be processed, and the second cutting mechanism 300 may be used to cut the pole piece to be processed based on a preset frequency, so as to obtain a pole roll after cutting the tab. The electrode lugs refer to metal conductors which lead out the positive electrode and the negative electrode from the battery core. For example, the tabs include a positive tab, which may be but not limited to an aluminum tab, and a negative tab, which may be but not limited to a nickel tab.
The moving direction adjusting mechanism 200 may be used to control the moving direction of the pole piece to be processed, so that the pole piece to be processed is installed and moved in a preset direction, and then the second cutting mechanism 300 cuts the tab with the preset tab profile, so as to adjust the width and the height of the tab according to the actual situation.
The sensing module 400 may be configured to detect whether the incoming pole roll passes through the first cutting mechanism 100, and output a first detection signal to the controller 500 when detecting that the incoming pole roll passes through the first cutting mechanism 100. The sensing module 400 may also be configured to detect whether the pole piece to be processed passes through the second cutting mechanism 300, and output a second detection signal to the controller 500 when detecting that the pole piece to be processed passes through the second cutting mechanism 300. For example, the sensing module 400 may include a first sensing unit and a second sensing unit, where the first sensing unit and the second sensing unit are respectively connected to the controller 500, and the first sensing unit may be disposed near the material inlet of the first cutting mechanism 100, and further the first sensing unit outputs a first detection signal to the controller 500 when detecting that the incoming material pole roll is input to the first cutting mechanism 100. The second sensing unit may be disposed near the material inlet of the second cutting mechanism 300, and when detecting that the pole piece to be processed is input into the second cutting mechanism 300, the second sensing unit may transmit a second detection signal to the controller 500. Wherein the first sensing unit and the second sensing unit may be, but are not limited to, infrared sensors.
The controller 500 may be, but is not limited to, an industrial computer. Based on the controller 500 being electrically connected to the first cutting mechanism 100, the moving direction adjusting mechanism 200, the second cutting mechanism 300 and the sensing module 400, the controller 500 may receive the first detection signal transmitted by the sensing module 400, generate a first control signal according to the received first detection signal, and transmit the first control signal to the first cutting mechanism 100, so that the first cutting mechanism 100 cuts the pole piece of the incoming pole roll according to the received first control signal, to obtain the pole piece to be processed. The controller 500 may further receive a second detection signal transmitted by the sensing module 400, generate a second control signal and a third control signal according to the received second detection signal, and transmit the second control signal to the moving direction adjusting mechanism 200 and the third control signal to the second cutting mechanism 300, so that the moving direction adjusting mechanism 200 controls the moving direction of the pole piece to be processed according to the received second control signal, and the second cutting mechanism 300 cuts the pole piece to be processed according to the received third control signal, so as to obtain a pole roll after cutting the pole piece, thereby cutting the pole piece, and when cutting the pole piece, the width height of the pole piece can be adjusted according to actual conditions.
In one example, a first conveying mechanism is disposed between the first cutting mechanism 100 and the second cutting mechanism 300, and thus the pole piece to be processed output by the first cutting mechanism 100 may be conveyed to the second cutting mechanism 300 through the first conveying mechanism.
In the above embodiment, the controller 500 is respectively connected to the first cutting mechanism 100, the moving direction adjusting mechanism 200, the second cutting mechanism 300 and the sensing module 400, the sensing module 400 is configured to output a first detection signal to the controller 500 when detecting that an incoming pole roll passes through the first cutting mechanism 100, the controller 500 generates the first control signal when receiving the first detection signal, and transmits the first control signal to the first cutting mechanism 100, and then the first cutting mechanism 100 cuts a pole piece on the incoming pole roll according to the received first control signal to obtain a pole piece to be processed, the sensing module 400 outputs a second detection signal to the controller 500 when detecting that the pole piece to be processed passes through the second cutting mechanism 300, and the controller 500 generates the second control signal and a third control signal when receiving the second detection signal, and transmits the second control signal to the moving direction adjusting mechanism 200 and the third control signal to the second cutting mechanism 300, and then the moving direction adjusting mechanism 200 cuts a pole piece to be processed according to the received second control signal, and simultaneously, when the second tab 300 receives the tab to be processed is not affected by the tab cutting mechanism, and the tab cutting width is not affected by the actual tab cutting width when the tab cutting mechanism is cut. According to the application, the pole piece to be processed is obtained by cutting the pole piece of the incoming pole roll, then the pole lug is cut, the moving direction of the pole piece to be processed is regulated by the moving direction regulating mechanism 200, so that the outline of the cut pole lug is realized, meanwhile, the width and the height of the pole lug can be regulated according to actual conditions when the pole lug is cut, the pole roll waste of a manufactured segment is effectively reduced, the pole lug turning or inward folding caused by overlong pole lug of the incoming pole roll during lamination is avoided, and the yield in the lamination process is improved.
In one embodiment, as shown in fig. 4, the tab cutting control system further includes a deviation rectifying mechanism 600, where the deviation rectifying mechanism 600 is mechanically connected to the first cutting mechanism 100, and the deviation rectifying mechanism 600 is configured to receive the pole piece to be processed and perform deviation rectifying processing on the received pole piece to be processed to obtain a pole piece to be processed after deviation rectifying.
The deviation correcting mechanism 600 can be used for correcting a side error of the pole piece to be processed in the forward movement process, so as to improve the lug cutting accuracy of the pole piece to be processed by the subsequent second cutting mechanism 300.
For example, a second conveying mechanism may be disposed between the deviation rectifying mechanism 600 and the first cutting mechanism 100, and the mechanical connection between the deviation rectifying mechanism 600 and the first cutting mechanism 100 may be implemented through the second conveying mechanism. The pole piece to be processed output by the first cutting mechanism 100 can be transmitted to the deviation rectifying mechanism 600 through the second conveying mechanism, so that the deviation rectifying mechanism 600 rectifies the input pole piece to be processed, and the pole piece to be processed after the deviation rectifying is obtained, thereby realizing automatic deviation rectifying of the pole piece to be processed.
In one embodiment, as shown in fig. 5, the tab cutting control system further includes a positioning mechanism 700, the positioning mechanism 700 is mechanically connected between the deviation rectifying mechanism 600 and the second cutting mechanism 300, the positioning mechanism 700 is configured to receive the deviation-rectified to-be-processed pole piece and position the received deviation-rectified to-be-processed pole piece to obtain a positioned to-be-processed pole piece, the moving direction adjusting mechanism 200 is further configured to control the moving direction of the positioned to-be-processed pole piece according to the second control signal, and the second cutting mechanism 300 is further configured to cut the tab of the positioned to-be-processed pole piece according to the third control signal to obtain the tab coil after cutting the tab.
The positioning mechanism 700 may be used to fix the position of the input pole piece to be processed after deviation correction, so as to further improve the accuracy of cutting the tab of the pole piece to be processed by the subsequent second cutting mechanism 300.
For example, a third conveying mechanism may be disposed between the positioning mechanism 700 and the deviation rectifying mechanism 600, and the mechanical connection between the positioning mechanism 700 and the deviation rectifying mechanism 600 is implemented through the third conveying mechanism. The positioning mechanism 700 and the second cutting mechanism 300 may be provided with a fourth conveying mechanism by which a mechanical connection between the positioning mechanism 700 and the second cutting mechanism 300 is achieved. The pole piece to be processed after deviation correction output by the deviation correcting mechanism 600 can be transmitted to the positioning mechanism 700 through the third transmission mechanism, so that the positioning mechanism 700 performs positioning treatment on the input pole piece to be processed after deviation correction, and outputs the pole piece to be processed after positioning, thereby realizing pole piece positioning. The positioned pole piece to be processed output by the positioning mechanism 700 can be transmitted to the second cutting mechanism 300 through the fourth transmission mechanism, when the sensor module 400 detects that the positioned pole piece to be processed passes through the second cutting mechanism 300, a second detection signal is output to the controller 500, when the controller 500 receives the second detection signal, a second control signal and a third control signal are generated, the second control signal is transmitted to the moving direction adjusting mechanism 200 and the third control signal is transmitted to the second cutting mechanism 300, the moving direction adjusting mechanism 200 can control the moving direction of the positioned pole piece to be processed according to the second control signal, and the second cutting mechanism 300 can cut the pole piece to be processed according to the third control signal, so that pole rolls after the pole rolls are cut, when the pole rolls are cut, the width height of the pole rolls can be adjusted according to actual conditions, the accuracy of the pole rolls is improved, the pole rolls for making the pole rolls are effectively reduced, the pole rolls are prevented from being folded or folded in the lamination process of the pole rolls due to the incoming material are improved, and the sheet making process is improved.
In one example, the second cutting mechanism 300 is further configured to cut the tab of the pole piece to be processed based on a preset frequency according to the third control signal, so as to obtain a pole roll after cutting the tab.
Wherein the third control signal may be, but is not limited to, a PWM signal. For example, the adjustment of the cutting output frequency of the second cutting mechanism 300 may be achieved by adjusting the duty cycle of the third control signal.
The second cutting mechanism 300 may cut the tab of the pole piece to be processed based on the preset frequency according to the third control signal, so as to obtain a pole roll after cutting the tab. The second cutting mechanism 300 may be a laser cutting mechanism, and the laser cutting mechanism may output laser based on a preset frequency according to a third control signal, so that intermittent output laser on one point is directly achieved, a vibrating mirror is not needed, a light emitting track is not needed to be adjusted through the vibrating mirror, hardware cost is saved, a cutting error caused by the fact that a distance from a lens of the vibrating mirror to a surface of a cut object is present and a pole piece is dynamic is avoided, pole roll waste of a manufactured segment is effectively reduced, pole lugs appearing when lamination is carried out due to overlong of pole lugs of a pole roll incoming material are folded or folded inwards, and the yield of lamination is improved.
In one embodiment, as shown in fig. 6, the moving direction adjusting mechanism 200 includes a first motor unit 210, a second motor unit 220, a roller 230, and a belt 240, the first motor unit 210 and the second motor unit 220 are respectively connected to a controller 500, and the second control signal includes a first moving control signal and a second moving control signal. The controller 500 is further configured to transmit a first movement control signal to the first electric unit 210, where the first movement control signal is configured to instruct the first electric unit 210 to drive the roller 230 to rotate so that the roller 230 controls a movement direction of the pole piece to be processed, and the controller 500 is further configured to transmit a second movement control signal to the second electric unit 220, where the second movement control signal is configured to instruct the second electric unit 220 to drive the belt 240 to rotate so that the belt 240 controls the movement direction of the pole piece to be processed.
The first motor 210 may be used to rotate the roller 230, and the second motor 220 may be used to rotate the belt 240. The pole piece to be processed is positioned on the roller 230 and the belt 240, and the roller 230 and the belt 240 can be used for driving the pole piece to be processed to move respectively.
The first movement control signal can be used for adjusting the rotation direction of the first electric unit 210, the movement direction of the roller 230 is adjusted by the first electric unit 210, the second movement control signal can be used for adjusting the rotation direction of the second electric unit 220, the movement direction of the belt 240 is adjusted by the second electric unit 220, and the movement direction of the pole piece to be processed is adjusted by adjusting the movement directions of the roller 230 and the belt 240, so that the preset profile of the pole piece is cut by the second cutting mechanism 300.
Based on the fact that the first electric unit 210 and the second electric unit 220 are respectively and electrically connected with the controller 500, the first electric unit 210 is in transmission connection with the roller 230, the second electric unit 220 is in transmission connection with the belt 240, the controller 500 can transmit a first movement control signal to the first electric unit 210, the first electric unit 210 drives the roller 230 to rotate according to the first movement control signal, the roller 230 controls the movement direction of a pole piece to be processed, the controller 500 can also transmit a second movement control signal to the second electric unit 220, the second electric unit 220 can drive the belt 240 to rotate according to the second movement control signal, the belt 240 controls the movement direction of the pole piece to be processed, the movement direction of the pole piece to be processed is adjusted, the preset outline of the pole piece is cut through the second cutting mechanism 300, when the pole piece is cut, the width height of the pole piece can be adjusted according to actual conditions, the cutting accuracy of the pole piece is improved, the pole piece rolling cost of a pole piece to be manufactured is effectively reduced, the pole piece to be manufactured due to overlength or the pole piece to be folded in the lamination process is avoided, and the turnover rate in the lamination process is improved.
In one example, the controller 500 generates the first movement control signal and the second movement control signal according to preset tab identity information, which includes tab shape information and tab size information.
The tab shape information may be, but is not limited to, rectangular, circular, oval, etc. The tab size information refers to the side length of the tab.
The preset tab identity information may be a rectangle of a preset size, so that the controller 500 generates a first movement control signal and a second movement control signal according to the preset tab identity information, the controller 500 may transmit the first movement control signal to the first electric unit 210, the first electric unit 210 drives the roller 230 to rotate according to the first movement control signal, so that the roller 230 controls the movement direction of the pole piece to be processed, the controller 500 may also transmit the second movement control signal to the second electric unit 220, the second electric unit 220 drives the belt 240 to rotate according to the second movement control signal, so that the belt 240 controls the movement direction of the pole piece to be processed, thereby realizing adjustment of the movement direction of the pole piece to be processed, cutting out a rectangle outline of the preset size of the pole piece by the second cutting mechanism 300, realizing adjustment of the width height of the pole piece according to actual conditions, improving the cutting accuracy of the pole piece, effectively reducing the rolling cost of the pole piece, and avoiding the tab from being folded or folded in the process of the pole piece due to overlength of the pole piece to be rolled.
In one embodiment, as shown in fig. 7, the tab cutting control system further comprises a waste discharging mechanism 800, wherein the waste discharging mechanism 800 is mechanically connected with the second cutting mechanism 300, and the pole piece to be processed is divided into a pole piece material area 910 and a tab material area 920. The second cutting mechanism 300 is further configured to cut the tab material area 920 according to the third control signal to obtain tab waste 922 and a tab, and the waste discharging mechanism 800 is configured to discharge the tab waste 922.
The waste discharging mechanism 800 may be used to output tab waste 922. A fifth transfer mechanism may be provided between the waste discharge mechanism 800 and the second cutting mechanism 300, by which a mechanical connection between the waste discharge mechanism 800 and the second cutting mechanism 300 is achieved.
As shown in fig. 8 and 9, the pole piece material region 910 is adjacent to the pole tab material region 920, based on the material region division of the pole piece to be processed, the second cutting mechanism 300 may cut the pole tab of the pole tab material region 920 according to the third control signal, and adjust the moving direction of the pole piece to be processed by the moving direction adjusting mechanism 200, so as to obtain the pole tab waste 922 and the pole tab 924 with the preset contour size, and then the output pole tab waste 922 is discharged by the waste discharging mechanism 800. The broken line shown in fig. 8 indicates the cutting position of the first cutting mechanism.
In fig. 4 to 7, thicker connecting lines are used to represent the mechanical connection relationship, and thinner connecting lines are used to represent the electrical connection relationship.
In one embodiment, as shown in fig. 10, the present application provides a tab cutting control method, which is described by taking the controller in fig. 3 as an example, and includes the following steps:
Step S110, when a first detection signal is received, a first control signal is generated and transmitted to a first cutting mechanism, wherein the first detection signal is obtained by outputting a sensing module when detecting that an incoming material pole roll passes through the first cutting mechanism, and the first control signal is used for indicating the first cutting mechanism to cut a pole piece of the incoming material pole roll to obtain a pole piece to be processed.
The specific description of the first detection signal, the first control signal, the first cutting mechanism, the sensing module, the pole piece to be processed, and the like is referred to the description of the above embodiment, and will not be repeated herein.
And step S120, when a second detection signal is received, a second control signal and a third control signal are generated, the second control signal is transmitted to a moving direction adjusting mechanism and the third control signal is transmitted to a second cutting mechanism, the second detection signal is obtained by outputting a sensing module when detecting that a pole piece to be processed passes through the second cutting mechanism, the second control signal is used for indicating the moving direction adjusting mechanism to control the moving direction of the pole piece to be processed, and the third control signal is used for indicating the second cutting mechanism to cut a pole piece to be processed to obtain a pole coil after cutting the pole piece.
The specific description of the second detection signal, the second control signal, the third control signal, the second cutting mechanism, the moving direction adjusting mechanism, etc. refer to the description of the above embodiments, and are not repeated herein.
Specifically, when the sensor module detects that an incoming pole roll passes through the first cutting mechanism, a first detection signal is output to the controller, when the controller receives the first detection signal, a first control signal is generated, the first control signal is transmitted to the first cutting mechanism, the first cutting mechanism cuts the incoming pole roll according to the received first control signal to obtain a pole roll to be processed, when the sensor module detects that the pole roll to be processed passes through the second cutting mechanism, a second detection signal is output to the controller, when the controller receives the second detection signal, a second control signal and a third control signal are generated, the second control signal is transmitted to the moving direction adjusting mechanism, the third control signal is transmitted to the second cutting mechanism, the moving direction adjusting mechanism controls the moving direction of the pole roll to be processed according to the received second control signal, the second cutting mechanism cuts the pole lug to obtain the pole roll after the pole lug to be processed, when the pole lug to be processed is detected, the width height of the pole lug to be processed can be adjusted according to the received third control signal, and the actual waste is not influenced when the width of the pole lug to be processed. According to the application, the pole piece to be processed is obtained by cutting the pole piece of the incoming pole roll, then the pole lug is cut, the moving direction of the pole piece to be processed is regulated by the moving direction regulating mechanism, so that the outline of the cut pole lug is realized, meanwhile, the width and the height of the pole lug can be regulated according to actual conditions when the pole lug is cut, the pole roll waste of a manufactured segment is effectively reduced, the pole lug turning or inward folding caused by overlong pole lug of the incoming pole roll during lamination is avoided, and the yield in the lamination process is improved.
It should be understood that, although the steps in the flowchart of fig. 10 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, at least some of the steps in fig. 10 may include multiple sub-steps or stages that are not necessarily performed at the same time, but may be performed at different times, or the order in which the sub-steps or stages are performed is not necessarily sequential, but may be performed in rotation or alternatively with at least a portion of the sub-steps or stages of other steps or steps.
In one embodiment, the application provides a cutting and stacking integrated machine device comprising the tab cutting control system of any one of the above.
The specific description of the tab cutting control system and the like is referred to the description of the above embodiments, and is not repeated herein.
In the embodiment, the pole piece is cut through the pole piece to be processed, then the pole piece to be processed is cut, the moving direction of the pole piece to be processed is adjusted through the moving direction adjusting mechanism, the outline of the pole lug is cut, meanwhile, when the pole lug is cut, the width and the height of the pole lug can be adjusted according to actual conditions, pole roll waste of a manufactured segment is effectively reduced, pole lug folding or inward folding caused by overlong pole lug of the pole piece of the incoming pole roll is avoided, and the yield in the process of sheet making is improved.
In one embodiment, the present application provides a computer storage medium having a computer program stored thereon that when executed by a processor performs the steps of the tab cut control system of any of the above.
In one example, the computer program when executed by a processor performs the steps of:
When a first detection signal is received, a first control signal is generated and transmitted to a first cutting mechanism, the first detection signal is output by a sensing module when the first cutting mechanism detects that the incoming material pole coil passes through, and the first control signal is used for indicating the first cutting mechanism to cut the pole piece of the incoming material pole coil to obtain the pole piece to be processed. When a second detection signal is received, a second control signal and a third control signal are generated, the second control signal is transmitted to a moving direction adjusting mechanism and the third control signal is transmitted to a second cutting mechanism, the second detection signal is obtained by outputting a sensing module when detecting that a pole piece to be processed passes through the second cutting mechanism, the second control signal is used for indicating the moving direction adjusting mechanism to control the moving direction of the pole piece to be processed, and the third control signal is used for indicating the second cutting mechanism to cut a pole lug of the pole piece to be processed, so that a pole roll after cutting the pole lug is obtained.
Those skilled in the art will appreciate that implementing all or part of the above-described embodiments of the method may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of embodiments of the division methods described above. Any reference to memory, storage, database, or other medium used in embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous link (SYNCHLINK) DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (8)
1. A tab cutting control system is characterized by comprising:
the first cutting mechanism is a cutting knife mechanism and is configured to cut the pole piece of the incoming pole roll according to the received first control signal to obtain a pole piece to be processed;
The moving direction adjusting mechanism is configured to control the moving direction of the pole piece to be processed according to the received second control signal;
The second cutting mechanism is a laser cutting mechanism and is configured to cut the pole piece to be processed based on a preset frequency according to the received third control signal to obtain a pole roll after the pole piece is cut, wherein the moving direction of the pole piece to be processed is adjusted based on the moving direction adjusting mechanism, so that the height and the width of the pole piece can be adjusted according to the preset contour of the pole piece to be cut when the second cutting mechanism cuts the pole piece;
the sensing module is configured to output a first detection signal when detecting that the incoming material pole roll passes through the first cutting mechanism, and output a second detection signal when detecting that the pole piece to be processed passes through the second cutting mechanism;
The controller is respectively connected with the first cutting mechanism, the moving direction adjusting mechanism, the second cutting mechanism and the sensing module; the controller is configured to generate the first control signal and transmit the first control signal to the first cutting mechanism when the first detection signal is received, and to generate the second control signal and the third control signal and transmit the second control signal to the movement direction adjustment mechanism and the third control signal to the second cutting mechanism when the second detection signal is received.
2. The tab cutting control system of claim 1, further comprising a deviation rectifying mechanism mechanically coupled to the first cutting mechanism, the deviation rectifying mechanism configured to receive the pole piece to be processed and to rectify the received pole piece to be processed to obtain a rectified pole piece to be processed.
3. The tab cutting control system of claim 2, further comprising a positioning mechanism, wherein the positioning mechanism is mechanically connected between the deviation rectifying mechanism and the second cutting mechanism, and the positioning mechanism is configured to receive the rectified pole piece to be processed and position the received rectified pole piece to be processed to obtain a positioned pole piece to be processed;
The moving direction adjusting mechanism is also used for controlling the moving direction of the positioned pole piece to be processed according to the second control signal; and the second cutting mechanism is further used for cutting the tab of the positioned pole piece to be processed according to the third control signal to obtain the pole roll after cutting the tab.
4. The tab cutting control system of claim 1, wherein the movement direction adjustment mechanism comprises a first electric unit, a second electric unit, a roller and a belt, wherein the first electric unit and the second electric unit are respectively connected with the controller;
the controller is also used for transmitting a first movement control signal to the first electric unit, wherein the first movement control signal is used for indicating the first electric unit to drive the roller to rotate so as to enable the roller to control the movement direction of the pole piece to be processed;
The controller is also used for transmitting a second movement control signal to the second electric unit, and the second movement control signal is used for indicating the second electric unit to drive the belt to rotate so that the belt controls the movement direction of the pole piece to be processed.
5. The tab cutting control system of claim 4, wherein the controller generates the first movement control signal and the second movement control signal according to preset tab identity information, the preset tab identity information including tab shape information and tab size information.
6. The tab cutting control system according to any one of claims 1 to 5, further comprising a waste ejection mechanism mechanically connected to the second cutting mechanism; the pole piece to be processed is divided into a pole piece material area and a pole lug material area;
The second cutting mechanism is further used for cutting the tab in the tab material area according to the third control signal to obtain tab waste and tab;
the waste discharging mechanism is used for discharging the tab waste.
7. The tab cutting control method is characterized by comprising the following steps of:
when a first detection signal is received, a first control signal is generated and transmitted to a first cutting mechanism, wherein the first detection signal is output by a sensing module when the first cutting mechanism detects that an incoming material pole coil passes through the first cutting mechanism;
when a second detection signal is received, a second control signal and a third control signal are generated, the second control signal is transmitted to a moving direction adjusting mechanism and the third control signal is transmitted to a second cutting mechanism, the second detection signal is obtained by outputting the sensing module when the pole piece to be processed passes through the second cutting mechanism, the second control signal is used for indicating the moving direction adjusting mechanism to control the moving direction of the pole piece to be processed, the third control signal is used for indicating the second cutting mechanism to cut the pole piece to be processed on the basis of a preset frequency to obtain a pole roll after the pole piece is cut, the second cutting mechanism is a laser cutting mechanism, the moving direction of the pole piece to be processed is adjusted on the basis of the moving direction adjusting mechanism, and when the pole piece is cut by the second cutting mechanism, the height and the width of the pole piece can be adjusted according to a preset contour of the pole piece to be cut.
8. A cutting and stacking all-in-one machine apparatus comprising the tab cutting control system according to any one of claims 1 to 6.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310127166.9A CN116000472B (en) | 2023-02-15 | 2023-02-15 | Tab cutting control system and method, cutting and stacking machine equipment |
| PCT/CN2023/137262 WO2024169355A1 (en) | 2023-02-15 | 2023-12-07 | Tab cutting control system and method, and cutting and stacking integrated-machine device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310127166.9A CN116000472B (en) | 2023-02-15 | 2023-02-15 | Tab cutting control system and method, cutting and stacking machine equipment |
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| CN116000472A CN116000472A (en) | 2023-04-25 |
| CN116000472B true CN116000472B (en) | 2025-10-14 |
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| CN202310127166.9A Active CN116000472B (en) | 2023-02-15 | 2023-02-15 | Tab cutting control system and method, cutting and stacking machine equipment |
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| CN (1) | CN116000472B (en) |
| WO (1) | WO2024169355A1 (en) |
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| CN116000472B (en) * | 2023-02-15 | 2025-10-14 | 湖北亿纬动力有限公司 | Tab cutting control system and method, cutting and stacking machine equipment |
| CN119252848A (en) * | 2024-09-27 | 2025-01-03 | 惠州亿纬锂能股份有限公司 | Pole structure, pole manufacturing control system, control method and battery cell |
| CN119387696A (en) * | 2024-11-28 | 2025-02-07 | 中创新航科技(合肥)有限公司 | Lug cutting tool |
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| WO2019082575A1 (en) * | 2017-10-25 | 2019-05-02 | Ｎｅｃエナジーデバイス株式会社 | Current collector electrode sheet manufacturing method, compression roller, current collector electrode sheet, and battery |
| CN108555376A (en) * | 2018-04-17 | 2018-09-21 | 博众精工科技股份有限公司 | Pole piece, which chases after, cuts control method and pole piece chases after shearing machine |
| CN109638359B (en) * | 2018-12-12 | 2024-04-05 | 广东新宇智能装备有限公司 | Die cutting lamination integrated forming process |
| CN109894660B (en) * | 2019-04-08 | 2021-04-30 | 中航锂电（洛阳）有限公司 | Utmost point ear cutting device and electric core utmost point ear system of processing |
| EP4047675A1 (en) * | 2021-02-23 | 2022-08-24 | Siemens Aktiengesellschaft | A cutting system, control method, controller in a li-ion battery winding machine and medium |
| CN113526066B (en) * | 2021-06-30 | 2023-02-28 | 广东利元亨智能装备股份有限公司 | Pole piece machining deviation rectifying method, deviation rectifying device and computer readable storage medium |
| CN114976516A (en) * | 2022-05-31 | 2022-08-30 | 无锡先导智能装备股份有限公司 | Lug forming method, device and system |
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| CN116000472A (en) | 2023-04-25 |
| WO2024169355A1 (en) | 2024-08-22 |
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