CN116532703A - Coiled material shearing system, method, equipment and storage medium - Google Patents
Coiled material shearing system, method, equipment and storage medium Download PDFInfo
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- CN116532703A CN116532703A CN202310820037.8A CN202310820037A CN116532703A CN 116532703 A CN116532703 A CN 116532703A CN 202310820037 A CN202310820037 A CN 202310820037A CN 116532703 A CN116532703 A CN 116532703A
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- 239000000463 material Substances 0.000 title claims abstract description 160
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000010008 shearing Methods 0.000 title claims abstract description 30
- 238000003860 storage Methods 0.000 title claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 155
- 238000000576 coating method Methods 0.000 claims abstract description 155
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 238000005520 cutting process Methods 0.000 claims description 199
- 239000003973 paint Substances 0.000 claims description 56
- 238000002360 preparation method Methods 0.000 claims description 41
- 230000007547 defect Effects 0.000 claims description 36
- 238000004891 communication Methods 0.000 claims description 35
- 239000000758 substrate Substances 0.000 description 30
- 230000007246 mechanism Effects 0.000 description 14
- 238000001035 drying Methods 0.000 description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
- B23D15/02—Shearing machines or shearing devices cutting by blades which move parallel to themselves having both upper and lower moving blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of batteries, and discloses a coiled material shearing system, a coiled material shearing method, coiled material shearing equipment and a storage medium, wherein the coiled material shearing system comprises the following components: the device comprises a detection device, a driving device, a controller, a first cutter and a second cutter; the detection device is used for acquiring a coating image after coil coating; the driving device is used for driving the first cutter and the second cutter to move; the controller is used for determining a tool setting position according to the position of each coating area in the coating image, and controlling the driving device to operate so as to drive the first cutter and the second cutter to move to the tool setting position, so that the first cutter and the second cutter perform tool setting; according to the invention, the tool setting positions of the first cutter and the second cutter are determined based on the coating image after coil coating, and the driving device is controlled to operate to drive the first cutter and the second cutter to move to the tool setting positions for tool setting, so that automatic tool setting of the cutters is realized, and the accuracy of tool setting of the cutters is further improved.
Description
Technical Field
The invention relates to the technical field of batteries, in particular to a coiled material shearing system, a coiled material shearing method, coiled material shearing equipment and a storage medium.
Background
At present, in the production process of lithium battery pole pieces, a coiled material after coating is usually required to be cut to obtain the pole pieces of the lithium battery, and before the coiled material is cut, in order to improve cutting accuracy, an upper cutter and a lower cutter are usually required to be aligned to finish tool setting, and in the prior art, the tool setting position of the cutters is usually positioned manually. However, the manual positioning tool setting position is prone to deviation, and thus tool setting inaccuracy is caused.
Disclosure of Invention
In view of the above problems, the present invention provides a coiled material shearing system, a method, a device and a storage medium, which aim to solve the problem that the existing cutter setting mode is inaccurate due to the fact that the manual positioning setting position is easy to deviate.
In a first aspect, the present invention provides a web shearing system comprising: the device comprises a detection device, a driving device, a controller, a first cutter and a second cutter;
the detection device is used for acquiring a coating image after coil coating;
the driving device is used for driving the first cutter and the second cutter to move;
the controller is used for determining a tool setting position according to the position of each coating area in the coating image, and controlling the driving device to operate so as to drive the first cutter and the second cutter to move to the tool setting position, so that the first cutter and the second cutter can be used for tool setting.
According to the technical scheme provided by the embodiment of the invention, the tool setting positions of the first cutter and the second cutter are determined based on the coating image after coil coating, and the driving device is controlled to operate to drive the first cutter and the second cutter to move to the tool setting positions for tool setting, so that automatic tool setting of the cutters is realized, and the accuracy of tool setting of the cutters is further improved.
In some embodiments, the controller is further configured to determine uncoated regions between the paint regions based on the locations of the paint regions in the paint image; and calculating the central position of the uncoated region, and taking the central position as a tool setting position.
According to the technical scheme provided by the embodiment of the invention, the central position of the uncoated area is calculated, and the central position is used as the tool setting position, so that the cutter can be automatically aligned to the central position of the uncoated area of the coiled material, and the accuracy of tool setting of the cutter can be further improved.
In some embodiments, the driving means comprises: a first motor;
the first motor is used for driving the first cutter and the second cutter to move to the cutter setting position in a first direction according to the control of the controller, and the first direction is perpendicular to the cutting direction of the cutters.
According to the technical scheme provided by the embodiment of the invention, the first motor is arranged to drive the first cutter and the second cutter to move in the first direction, so that the cutters can be precisely controlled in the first direction, and the cutter setting accuracy is improved.
In some embodiments, the drive device further comprises: a second motor;
the second motor is used for driving the first cutter and the second cutter to move to a preset cutting preparation position in a second direction according to the control of the controller, and the second direction is parallel to the cutting direction of the cutters.
According to the technical scheme, the second motor is arranged to drive the first cutter and the second cutter to move in the second direction, so that the cutters can be precisely controlled in the second direction, and the cutting precision of the cutters is improved.
In some embodiments, the controller is further configured to obtain web information of the web and a cutting pattern of the cutter; and determining the preset cutting preparation position according to the coiled material information and the cutting mode.
According to the technical scheme provided by the embodiment of the invention, the preset cutting preparation position is determined according to the coiled material information of the coiled material and the cutting mode of the cutter, so that the fact that different cutting distances required by different types of coiled materials in different cutting modes are considered, and the cutting reliability of the cutter is further improved.
In some embodiments, the controller is connected to the detection device via ethernet communication; the controller is connected with the driving device through Ethernet communication.
According to the technical scheme provided by the embodiment of the invention, the image is acquired and the driving device is controlled through Ethernet communication, so that the communication efficiency and reliability can be improved.
In some embodiments, the paint image includes: a front paint image and a back paint image;
the controller is further used for comparing the front paint image with the back paint image and detecting whether the coiled material has coating dislocation or not according to a comparison result; and determining a tool setting position according to the positions of the coating areas in the front coating image and the back coating image under the condition that coating dislocation does not exist in the coiled material.
In the technical scheme of the embodiment of the invention, before the cutter is set, whether the coiled material has coating dislocation or not is detected, so that the coiled material waste caused by continuously cutting the coiled material with coating dislocation is avoided, and the utilization rate of the coiled material is improved.
In some embodiments, the controller is further configured to control the driving device to operate so as to drive the first cutter and the second cutter to cut the coiled material; acquiring a cut coiled material image after the coiled material cutting is completed; and detecting cutting defects of the cut coiled material according to the cut coiled material image, and adjusting the first cutter and the second cutter according to the cutting defects.
According to the technical scheme, after the coiled material is cut, a cut coiled material image after the coiled material cutting is completed is obtained, cutting defects of the cut coiled material are detected according to the cut coiled material image, and the first cutter and the second cutter are adjusted according to the cutting defects, so that closed-loop control of cutter setting can be realized, and the coiled material cutting quality is improved.
In a second aspect, the present invention provides a web shearing method comprising:
acquiring a coating image after coil coating;
determining a tool setting position according to the position of each coating area in the coating image;
and controlling the first cutter and the second cutter to move to the cutter setting position so that the first cutter and the second cutter perform cutter setting.
According to the technical scheme provided by the embodiment of the invention, the tool setting positions of the first cutter and the second cutter are determined based on the coating image after coil coating, and the driving device is controlled to operate to drive the first cutter and the second cutter to move to the tool setting positions for tool setting, so that automatic tool setting of the cutters is realized, and the accuracy of tool setting of the cutters is further improved.
In some embodiments, the determining the tool setting position from the position of each paint region in the paint image includes:
Determining uncoated areas between the coating areas according to the positions of the coating areas in the coating image;
and calculating the central position of the uncoated region, and taking the central position as a tool setting position.
According to the technical scheme provided by the embodiment of the invention, the central position of the uncoated area is calculated, and the central position is used as the tool setting position, so that the cutter can be automatically aligned to the central position of the uncoated area of the coiled material, and the accuracy of tool setting of the cutter can be further improved.
In some embodiments, the controlling the first and second cutters to move to the tool setting position includes:
and controlling the first cutter and the second cutter to move to the cutter setting position in a first direction so that the first cutter and the second cutter perform cutter setting, wherein the first direction is perpendicular to the cutter cutting direction.
According to the technical scheme provided by the embodiment of the invention, the first cutter and the second cutter are controlled to move in the first direction, so that the position of the cutter can be accurately controlled in the first direction, and the cutter setting accuracy of the cutter is improved.
In some embodiments, the controlling the first cutter and the second cutter to move in the first direction to the cutter setting position further comprises:
And controlling the first cutter and the second cutter to move to a preset cutting preparation position in a second direction, wherein the second direction is parallel to the cutting direction of the cutters.
According to the technical scheme provided by the embodiment of the invention, the first cutter and the second cutter are controlled to move in the second direction, so that the position of the cutter can be accurately controlled in the second direction, and the cutter setting accuracy of the cutter is improved.
In some embodiments, the web shearing method further comprises:
acquiring coiled material information of the coiled material and a cutting mode of the cutter;
and determining the preset cutting preparation position according to the coiled material information and the cutting mode.
According to the technical scheme provided by the embodiment of the invention, the preset cutting preparation position is determined according to the coiled material information of the coiled material and the cutting mode of the cutter, so that the fact that different cutting distances required by different types of coiled materials in different cutting modes are considered, and the cutting reliability of the cutter is further improved.
In some embodiments, the paint image includes: a facecoat image and a reverse coat image, the web shear method further comprising:
comparing the front paint image with the back paint image;
detecting whether coating dislocation exists in the coiled material according to the comparison result;
And determining a tool setting position according to the positions of the coating areas in the front coating image and the back coating image under the condition that coating dislocation does not exist in the coiled material.
In the technical scheme of the embodiment of the invention, before the cutter is set, whether the coiled material has coating dislocation or not is detected, so that the coiled material waste caused by continuously cutting the coiled material with coating dislocation is avoided, and the utilization rate of the coiled material is improved.
In some embodiments, the web shearing method further comprises:
controlling the first cutter and the second cutter to cut the coiled material;
acquiring a cut coiled material image after the coiled material cutting is completed;
and detecting cutting defects of the cut coiled material according to the cut coiled material image, and adjusting the first cutter and the second cutter according to the cutting defects.
According to the technical scheme, after the coiled material is cut, a cut coiled material image after the coiled material cutting is completed is obtained, cutting defects of the cut coiled material are detected according to the cut coiled material image, and the first cutter and the second cutter are adjusted according to the cutting defects, so that closed-loop control of cutter setting can be realized, and the coiled material cutting quality is improved.
In a third aspect, the present invention provides a web shearing apparatus comprising: a memory, a processor, and a web cutting program stored on the memory and executable on the processor, which when executed by the processor, implements the web cutting method as described above.
In a fourth aspect, the present invention provides a storage medium having stored thereon a web cutting program which when executed by a processor implements a web cutting method as described above.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present invention more readily apparent.
Drawings
FIG. 1 is a schematic diagram of a web shear system according to some embodiments of the present invention;
FIG. 2 is a schematic diagram illustrating Ethernet communications according to some embodiments of the invention;
FIG. 3 is a schematic illustration of the center position of an uncoated area according to some embodiments of the invention;
FIG. 4 is a schematic diagram of a first motor and a second motor according to some embodiments of the invention;
FIG. 5 is a web shear flow diagram of some embodiments of the present invention;
FIG. 6 is a flow chart of a web shear method according to some embodiments of the present invention;
fig. 7 is a schematic diagram of a proposed web shearing apparatus according to some embodiments of the present invention.
Reference numerals in the specific embodiments are as follows:
the device comprises an unreeling mechanism 1, a front coating device 2, a front coating head 21, a front back roller 22, an oven 3, a roller passing 4, a deviation corrector 5, a deviation correcting roller 51, a back coating device 6, a back roller 61, a back coating head 62, a cold-pressing roller 7, a first cold-pressing roller 71, a second cold-pressing roller 72, a rubber roller 8, a cutter 9, a first cutter 91, a second cutter 92, a first reeling mechanism A, a second reeling mechanism B, a detection device C and a driving device D;
a first motor D1, a second motor D2.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; the terms "comprising" and "having" and any variations thereof in the description of the invention and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion.
In the description of embodiments of the present invention, the technical terms "first," "second," and the like are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present invention, the meaning of "plurality" is two or more unless explicitly defined otherwise.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
In the description of the embodiments of the present invention, the term "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
In the description of the embodiments of the present invention, the term "plurality" means two or more (including two), and similarly, "plural sets" means two or more (including two), and "plural sheets" means two or more (including two).
In the description of the embodiments of the present invention, the orientation or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present invention.
In the description of the embodiments of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; or may be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. It will be understood by those of ordinary skill in the art that the particular meaning of the terms described above in embodiments of the present invention should be understood in a specific sense, as the term is described herein merely to illustrate the present invention and not to limit the present invention.
Currently, the more widely the battery is used in view of the development of market situation. The battery is not only applied to energy storage power supply systems such as hydraulic power, firepower, wind power and solar power stations, but also widely applied to electric vehicles such as electric bicycles, electric motorcycles, electric automobiles, and the like, as well as a plurality of fields such as military equipment, aerospace, and the like. With the continuous expansion of the battery application field, the market demand thereof is also continuously expanding.
In the production process of the lithium battery pole piece, the coiled material after coating is usually required to be cut to obtain the pole piece of the lithium battery, and before the coiled material is cut, in order to improve the cutting precision, an upper cutter and a lower cutter are usually required to be aligned to finish the cutter setting, and the cutter setting position of the cutter is usually manually positioned in the prior art. However, the manual positioning tool setting position is prone to deviation, and thus tool setting inaccuracy is caused.
In order to solve the problem that the existing manual positioning tool setting position is easy to deviate, so that tool setting is inaccurate, the tool setting positions of the first cutter and the second cutter can be determined directly based on a coating image after coil coating, and the driving device is controlled to operate to drive the first cutter and the second cutter to move to the tool setting positions for tool setting, so that automatic tool setting of the cutters is realized, and the accuracy of tool setting of the cutters is improved.
In some embodiments, as shown in fig. 1, a web shear system is presented, comprising: a detection device C, a driving device D, a controller, a first cutter 91 and a second cutter 92; the detection device C is used for acquiring a coating image after coil coating; the driving device D is configured to drive the first cutter 91 and the second cutter 92 to move; the controller is configured to determine a tool setting position according to a position of each paint area in the paint image, and control the driving device D to operate to drive the first cutter 91 and the second cutter 92 to move to the tool setting position, so that the first cutter 91 and the second cutter 92 perform tool setting.
The detecting device C may be a visual detecting device, for example, a charge coupled device (Charge Coupled Device, CCD) camera, and the controller may be connected with the detecting device C and the driving device D through a preset communication manner, so as to obtain a coating image after the coil coating detected by the detecting device C, and control the driving device D to operate to drive the first cutter 91 and the second cutter 92 to move to the cutter setting position. The preset communication mode may be preset, for example, a bus communication mode.
Determining the tool setting position based on the position of each paint region in the paint image may be determining an uncoated region between each paint region based on the position of each paint region in the paint image, and selecting the tool setting position from the uncoated regions.
As shown in fig. 1, the web shear system may further comprise: unreeling mechanism 1, front coating equipment 2, oven 3, roll 4, deviation rectifier 5, reverse coating equipment 6, cold-pressing roll 7, rubber roll 8, first winding mechanism A, second winding mechanism B.
As shown in fig. 1, the pole piece production process of the lithium battery may be: the unreeling mechanism 1 unreels a substrate, the substrate is fed to the front coating head 21 for front coating, the substrate is continuously fed through the front back roller 22 after the front coating is finished, the substrate is fed to the oven 3 for front drying, the substrate is continuously fed through the passing roller 4 after the drying is finished, the substrate is fed to the back coating head 62 for back coating, the substrate is continuously fed through the back roller 61 after the back coating is finished, the substrate is fed to the oven 3 for back drying, the substrate is fed to the cold pressing roller 7 for rolling after the drying is finished, the substrate is compacted by the rubber roller 8 after the rolling is finished, the substrate is continuously fed through the passing roller 4 after the coating is compacted, the substrate is fed to the detection device C, the detection device C acquires a coating image after the coil coating, the detection device C uploads the coating image to the controller, the controller determines a cutter setting position according to the position of each coating region in the coating image, the controller controls the driving device D to drive the first cutter 91 and the second cutter 92 to move to the cutter setting position so that the first cutter 91 and the second cutter 92 perform cutter setting, the substrate is fed to the position and the second cutter setting, the first cutter 91 and the second cutter 92 are controlled to perform cutting and the winding mechanism after the first cutter 91 and the second cutter 92 are finished, the second cutter is fed to the cutting the first cutter 4, the cutting mechanism is processed, and the second cutter is cut by the cutting the first cutter is fed to the cutter B, and the second cutter setting the cutter is cut, and the cutter is cut by the cutter 4A after the second cutter is passed through the cutting mechanism A, and the second cutter is cut, and the cutter is cut by the cutter B after the cutter is cut, and the cutter B after the cutter is cut, a battery is cut, and a battery is cut, a battery is cut.
The controller can also be connected with other equipment in the coiled material shearing system in a preset communication mode, and the controller can also control the other equipment in the coiled material shearing system in the preset communication mode.
In this embodiment, the tool setting positions of the first cutter 91 and the second cutter 92 are determined based on the coating image after the coil coating, and the driving device D is controlled to operate to drive the first cutter 91 and the second cutter 92 to move to the tool setting positions for tool setting, so that automatic tool setting of the cutters is realized, and the accuracy of tool setting of the cutters is improved.
In some embodiments, in order to improve communication efficiency and reliability, in this embodiment, the preset communication manner may be ethernet communication, and the controller is connected to the detection device C through ethernet communication; the controller is connected with the driving device D through Ethernet communication.
As shown in fig. 2, the controller may be a programmable logic controller (Programmable Logic Controller, PLC), the preset communication mode may be ethernet communication, the detecting device C may be a CCD, the PLC obtains a coating image after the coil is coated detected by the CCD through ethernet communication, the PLC determines a tool setting position according to a position of each coating area in the coating image, and the PLC controls the driving device D to operate to drive the first cutter 91 and the second cutter 92 to move to the tool setting position through ethernet communication, so that the first cutter 91 and the second cutter 92 perform tool setting.
In some embodiments, the controller is further configured to determine uncoated regions between the paint regions based on the locations of the paint regions in the paint image; and calculating the central position of the uncoated region, and taking the central position as a tool setting position.
To further improve the accuracy of the cutter alignment, in this embodiment, it may be ensured that the cutter is automatically aligned to the center of the uncoated area of the web.
As shown in fig. 3, the black areas are coated areas on the substrate, the blank areas are uncoated areas on the substrate, and determining the uncoated areas between the coated areas according to the positions of the coated areas in the coated image may be based on the coated areas in the coated imageImage recognition is performed to obtain uncoated areas between the coated areas, and the calculated center position of the uncoated areas may be the center position of the uncoated area (1) = (X) 2 -X 1 ）/2。
In this embodiment, the center position of the uncoated area is calculated, and the center position is used as the tool setting position, so that the cutter can be ensured to be automatically aligned to the center position of the uncoated area of the coiled material, and the accuracy of tool setting of the cutter can be further improved.
In some embodiments, as shown in fig. 4, the driving apparatus includes: a first motor D1; the first motor D1 is configured to drive the first cutter 91 and the second cutter 92 to move to the cutter setting position in a first direction according to control of the controller, where the first direction is perpendicular to a cutting direction of the cutters.
In order to precisely control the cutters in the first direction and improve the accuracy of cutter setting, in this embodiment, a first motor D1 may be provided to drive the first cutter 91 and the second cutter 92 to move in the first direction.
The first motor D1 may be a servo motor to improve control accuracy and reliability, the first motor D1 may be connected to the first cutter 91 and the second cutter 92 through a servo shaft, and the first motor D1 drives the first cutter 91 and the second cutter 92 to move in the first direction through the servo shaft.
In this embodiment, the first motor D1 is provided to drive the first cutter 91 and the second cutter 92 to move in the first direction, so that the cutters can be precisely controlled in the first direction, and the accuracy of cutter setting is improved.
In some embodiments, as shown in fig. 4, the driving apparatus further includes: a second motor D2; the second motor D2 is configured to drive the first cutter 91 and the second cutter 92 to move to a preset cutting preparation position in a second direction according to control of the controller, where the second direction is parallel to the cutting direction of the cutters.
In order to precisely control the cutter in the second direction and improve the cutting accuracy of the cutter, in this embodiment, a second motor D2 may be provided to drive the first cutter 91 and the second cutter 92 to move in the second direction.
The second motor D2 may be a servo motor to improve control accuracy and reliability, the second motor D2 may be connected to the first cutter 91 and the second cutter 92 through a servo shaft, and the second motor D2 drives the first cutter 91 and the second cutter 92 to move in the second direction through the servo shaft.
The preset cutting preparation position may be a preparation position before the first cutter 91 and the second cutter 92 are prepared to cut the web, and is used to indicate a distance between the first cutter 91 and the second cutter 92 and the web in the second direction, and the smaller the distance between the first cutter 91 and the second cutter 92 and the web in the second direction is, the smaller the distance that the first cutter 91 and the second cutter 92 need to move when cutting.
As shown in fig. 5, fig. 5 is a coil shearing flow chart, in fig. 5, a controller obtains a coating image of a coil after coating through a detection device C, determines an uncoated area between coating areas according to positions of the coating areas in the coating image, calculates a center position of the uncoated area, compares whether current positions of a first cutter 91 and a second cutter 92 are at the center position, and if the current positions of the first cutter 91 and the second cutter 92 are not at the center position, controls the first cutter 91 and the second cutter 92 to move to the center position in a first direction, wherein the first direction is perpendicular to a cutter cutting direction; if the first cutter 91 and the second cutter 92 are at the central position, comparing whether the current positions of the first cutter 91 and the second cutter 92 are at the preset cutting preparation positions, and if the current positions of the first cutter 91 and the second cutter 92 are not at the preset cutting preparation positions, controlling the first cutter 91 and the second cutter 92 to move to the preset cutting preparation positions in a second direction, wherein the second direction is parallel to the cutting direction of the cutters; if the cutting position is at the preset cutting preparation position, ending the control flow.
In this embodiment, the second motor D2 is provided to drive the first cutter 91 and the second cutter 92 to move in the second direction, so that the cutters can be precisely controlled in the second direction, and the cutting precision of the cutters is improved.
In some embodiments, the controller is further configured to obtain web information of the web and a cutting pattern of the cutter; and determining the preset cutting preparation position according to the coiled material information and the cutting mode.
In view of the fact that the cutting distances required by different types of coiled materials in different cutting modes are different, in this embodiment, the preset cutting preparation position can be determined according to the coiled material information of the coiled materials and the cutting mode of the cutter, so that the cutting reliability of the cutter is improved.
The web information may include information of the type of web, the batch of web, the place of production of the web, and the like.
The cutting mode may include a manual mode, a semiautomatic mode, an automatic mode, a compound mode, and the like.
The determining of the preset cutting preparation position according to the web information and the cutting pattern may be to use the web information and the cutting pattern as reference information, search a cutting preparation position corresponding to the reference information in a preset cutting position table, and use the cutting preparation position as the preset cutting preparation position. The preset cutting position table comprises a corresponding relation between reference information and a cutting preparation position.
In this embodiment, the preset cutting preparation position is determined according to the coiled material information of the coiled material and the cutting mode of the cutter, so that the fact that the cutting distances required by the coiled materials of different types in different cutting modes are different is considered, and the reliability of cutting by the cutter is further improved.
In some embodiments, the paint image includes: a front paint image and a back paint image; the controller is further used for comparing the front paint image with the back paint image and detecting whether the coiled material has coating dislocation or not according to a comparison result; and determining a tool setting position according to the positions of the coating areas in the front coating image and the back coating image under the condition that coating dislocation does not exist in the coiled material.
Considering that in the event of web coating misalignment, web waste may result if the web is cut further. Therefore, in order to overcome the above-mentioned drawbacks and improve the utilization rate of the coil, in this embodiment, before the cutter is set, it is also detected whether there is a coating misalignment on the coil.
Comparing the front paint image with the back paint image, and detecting whether the coating dislocation exists in the coiled material according to the comparison result can be that the size comparison and the position comparison are carried out on the coating area in the front paint image and the coating area in the back paint image, and when the sizes are different or the positions are different, the coating dislocation exists in the coiled material is judged; when the coil materials are identical in size and position, it is determined that there is no coating misalignment.
In this embodiment, before carrying out cutter setting, still can detect the condition that whether the coiled material has the coating dislocation to avoided continuing to cut the coiled material that the coating misplaced and led to the fact the coiled material extravagant, improved coiled material utilization ratio.
In some embodiments, the controller is further configured to control the driving device to operate so as to drive the first cutter 91 and the second cutter 92 to cut the coiled material; acquiring a cut coiled material image after the coiled material cutting is completed; and detecting the cutting defect of the cut coiled material according to the cut coiled material image, and adjusting the first cutter 91 and the second cutter 92 according to the cutting defect.
In order to realize closed-loop control of cutter setting, in this embodiment, after the coiled material is cut, a cut coiled material image after the coiled material cutting is completed is also obtained, a cutting defect of the coiled material after cutting is detected according to the cut coiled material image, and the first cutter 91 and the second cutter 92 are adjusted according to the cutting defect so as to optimize the cutter setting control flow.
The cutting coiled material image after the coiled material cutting is completed can be obtained by arranging a camera on a cutter or arranging a camera at the position of the cutter, and the cutting coiled material image after the coiled material cutting is completed is obtained through the camera.
The detection of the cut defect of the cut web based on the cut web image may be the image recognition of the cut web image to determine the cut defect such as the cut dislocation and the cut crack in the cut web.
The adjustment of the first cutter 91 and the second cutter 92 according to the cutting defect may be to find a defect reason corresponding to the cutting defect, and then optimize the cutter setting control process of the first cutter 91 and the second cutter 92 based on the defect reason.
In this embodiment, after cutting the coiled material, a cut coiled material image after the coiled material cutting is completed is also obtained, and the cutting defect of the coiled material after the cutting is detected according to the cut coiled material image, and the first cutter 91 and the second cutter 92 are adjusted according to the cutting defect, so that the closed-loop control of cutter setting can be realized, and the coiled material cutting quality is improved.
In some embodiments, as shown in fig. 6, a web shear method is presented, comprising:
step S10: a coating image after coil coating is acquired.
The execution body of the present embodiment may be a web cutting device having data processing, network communication, and program running functions, for example, a controller, or other electronic devices capable of implementing the same or similar functions, which is not limited in this embodiment.
As shown in fig. 1, the pole piece production process of the lithium battery may be: the unreeling mechanism 1 unreels a substrate, the substrate is fed to the front coating head 21 for front coating, the substrate is continuously fed through the front back roller 22 after the front coating is finished, the substrate is fed to the oven 3 for front drying, the substrate is continuously fed through the passing roller 4 after the drying is finished, the substrate is fed to the back coating head 62 for back coating, the substrate is continuously fed through the back roller 61 after the back coating is finished, the substrate is fed to the oven 3 for back drying, the substrate is fed to the cold pressing roller 7 for rolling after the drying is finished, the substrate is compacted by the rubber roller 8 after the rolling is finished, the substrate is continuously fed through the passing roller 4 after the coating is compacted, the substrate is fed to the detection device C, the detection device C acquires a coating image after the coil coating, the detection device C uploads the coating image to the controller, the controller determines a cutter setting position according to the position of each coating region in the coating image, the controller controls the driving device D to drive the first cutter 91 and the second cutter 92 to move to the cutter setting position so that the first cutter 91 and the second cutter 92 perform cutter setting, the substrate is fed to the position and the second cutter setting, the first cutter 91 and the second cutter 92 are controlled to perform cutting and the winding mechanism after the first cutter 91 and the second cutter 92 are finished, the second cutter is fed to the cutting the first cutter 4, the cutting mechanism is processed, and the second cutter is cut by the cutting the first cutter is fed to the cutter B, and the second cutter setting the cutter is cut, and the cutter is cut by the cutter 4A after the second cutter is passed through the cutting mechanism A, and the second cutter is cut, and the cutter is cut by the cutter B after the cutter is cut, and the cutter B after the cutter is cut, a battery is cut, and a battery is cut, a battery is cut.
The web coating may be followed by coating both the front and back sides of the web.
The acquisition of the web-coated paint image may be acquisition of the web-coated paint image by a detection device. The detection device can be a visual detection device, such as a charge coupled device (Charge Coupled Device, CCD) camera, and the controller can be connected with the detection device and the driving device in a preset communication mode, so as to obtain a coating image after the coiled material coating detected by the detection device, and control the driving device to operate so as to drive the first cutter and the second cutter to move to the cutter aligning position. The preset communication mode may be preset, for example, a bus communication mode.
In order to improve communication efficiency and reliability, as shown in fig. 2, the controller may be a programmable logic controller (Programmable Logic Controller, PLC), the preset communication mode may be ethernet communication, the detection device may be a CCD, the PLC obtains a coating image after the coil coating detected by the CCD through ethernet communication, the PLC determines a tool setting position according to the position of each coating region in the coating image, and the PLC controls the driving device to operate to drive the first cutter and the second cutter to move to the tool setting position through ethernet communication, so that the first cutter and the second cutter perform tool setting.
Step S20: and determining the tool setting position according to the position of each coating area in the coating image.
Determining the tool setting position based on the position of each paint region in the paint image may be determining an uncoated region between each paint region based on the position of each paint region in the paint image, and selecting the tool setting position from the uncoated regions.
In some embodiments, the step S20 includes:
determining uncoated areas between the coating areas according to the positions of the coating areas in the coating image;
and calculating the central position of the uncoated region, and taking the central position as a tool setting position.
To further improve the accuracy of the cutter alignment, in this embodiment, it may be ensured that the cutter is automatically aligned to the center of the uncoated area of the web.
As shown in fig. 3, the black area is a coated area on the substrate, the blank area is an uncoated area on the substrate, determining the uncoated area between the coated areas according to the positions of the coated areas in the coated image may be performing image recognition according to the positions of the coated areas in the coated image, so as to obtain the uncoated area between the coated areas, and calculating the center position of the uncoated area may be = (X2-X1)/2 of the center position of the uncoated area (1).
In this embodiment, the center position of the uncoated area is calculated, and the center position is used as the tool setting position, so that the cutter can be ensured to be automatically aligned to the center position of the uncoated area of the coiled material, and the accuracy of tool setting of the cutter can be further improved.
Step S30: and controlling the first cutter and the second cutter to move to the cutter setting position so that the first cutter and the second cutter perform cutter setting.
In this embodiment, the tool setting position of the first cutter and the second cutter is determined based on the coating image after the coil coating, and the driving device is controlled to operate to drive the first cutter and the second cutter to move to the tool setting position for tool setting, so that automatic tool setting of the cutters is realized, and the accuracy of tool setting of the cutters is improved.
In some embodiments, the step S30 includes:
and controlling the first cutter and the second cutter to move to the cutter setting position in a first direction so that the first cutter and the second cutter perform cutter setting, wherein the first direction is perpendicular to the cutter cutting direction.
In order to improve the accuracy of cutter setting, in this embodiment, the first cutter and the second cutter may be controlled to move to the cutter setting position in the first direction.
In order to accurately control the first cutter and the second cutter to move in the first direction, in this embodiment, a first motor may be provided to drive the first cutter and the second cutter to move in the first direction.
The first motor can be a servo motor to improve control accuracy and reliability, the first motor can be connected with the first cutter and the second cutter through a servo shaft, and the first motor drives the first cutter and the second cutter to move in the first direction through the servo shaft.
In this embodiment, through controlling first cutter and second cutter and moving to the tool setting position in first direction to can be in accurate control cutter in first direction, improve the accuracy of cutter tool setting.
In some embodiments, the web shearing method further comprises:
and controlling the first cutter and the second cutter to move to a preset cutting preparation position in a second direction, wherein the second direction is parallel to the cutting direction of the cutters.
In order to improve the cutting precision of the cutters, in this embodiment, the first cutter and the second cutter may be controlled to move to a preset cutting preparation position in the second direction.
In order to accurately control the first cutter and the second cutter to move in the second direction, in this embodiment, a first motor may be provided to drive the first cutter and the second cutter to move in the first direction.
The second motor can be a servo motor to improve control accuracy and reliability, the second motor can be connected with the first cutter and the second cutter through a servo shaft, and the second motor drives the first cutter and the second cutter to move in a second direction through the servo shaft.
The preset cutting preparation position may be a preparation position before the first cutter and the second cutter prepare to cut the coiled material, and is used for indicating the distance between the first cutter and the second cutter and the coiled material in the second direction, and the smaller the distance between the first cutter and the second cutter and the coiled material in the second direction is, the smaller the distance between the first cutter and the second cutter needs to be moved when the first cutter and the second cutter cut the coiled material.
As shown in fig. 5, fig. 5 is a coil shearing flow chart, in fig. 5, a controller acquires a coating image of a coil after coating through a detection device, determines an uncoated area between coating areas according to positions of the coating areas in the coating image, calculates a central position of the uncoated area, compares whether current positions of a first cutter and a second cutter are at the central position, and if the current positions of the first cutter and the second cutter are not at the central position, controls the first cutter and the second cutter to move to the central position in a first direction, wherein the first direction is perpendicular to a cutting direction of the cutters; if the first cutter and the second cutter are positioned at the central position, comparing whether the current positions of the first cutter and the second cutter are positioned at the preset cutting preparation position or not, and if the current positions of the first cutter and the second cutter are not positioned at the preset cutting preparation position, controlling the first cutter and the second cutter to move to the preset cutting preparation position in a second direction, wherein the second direction is parallel to the cutting direction of the cutters; if the cutting position is at the preset cutting preparation position, ending the control flow.
In some embodiments, the web shearing method further comprises:
acquiring coiled material information of the coiled material and a cutting mode of the cutter;
and determining the preset cutting preparation position according to the coiled material information and the cutting mode.
In view of the fact that the cutting distances required by different types of coiled materials in different cutting modes are different, in this embodiment, the preset cutting preparation position can be determined according to the coiled material information of the coiled materials and the cutting mode of the cutter, so that the cutting reliability of the cutter is improved.
The web information may include information of the type of web, the batch of web, the place of production of the web, and the like.
The cutting mode may include a manual mode, a semiautomatic mode, an automatic mode, a compound mode, and the like.
The determining of the preset cutting preparation position according to the web information and the cutting pattern may be to use the web information and the cutting pattern as reference information, search a cutting preparation position corresponding to the reference information in a preset cutting position table, and use the cutting preparation position as the preset cutting preparation position. The preset cutting position table comprises a corresponding relation between reference information and a cutting preparation position.
In this embodiment, the preset cutting preparation position is determined according to the coiled material information of the coiled material and the cutting mode of the cutter, so that the fact that the cutting distances required by the coiled materials of different types in different cutting modes are different is considered, and the reliability of cutting by the cutter is further improved.
In some embodiments, the paint image includes: a facecoat image and a reverse coat image, the web shear method further comprising:
comparing the front paint image with the back paint image;
detecting whether coating dislocation exists in the coiled material according to the comparison result;
and determining a tool setting position according to the positions of the coating areas in the front coating image and the back coating image under the condition that coating dislocation does not exist in the coiled material.
Considering that in the event of web coating misalignment, web waste may result if the web is cut further. Therefore, in order to overcome the above-mentioned drawbacks and improve the utilization rate of the coil, in this embodiment, before the cutter is set, it is also detected whether there is a coating misalignment on the coil.
Comparing the front paint image with the back paint image, and detecting whether the coating dislocation exists in the coiled material according to the comparison result can be that the size comparison and the position comparison are carried out on the coating area in the front paint image and the coating area in the back paint image, and when the sizes are different or the positions are different, the coating dislocation exists in the coiled material is judged; when the coil materials are identical in size and position, it is determined that there is no coating misalignment.
In this embodiment, before carrying out cutter setting, still can detect the condition that whether the coiled material has the coating dislocation to avoided continuing to cut the coiled material that the coating misplaced and led to the fact the coiled material extravagant, improved coiled material utilization ratio.
In some embodiments, the web shearing method further comprises:
controlling the first cutter and the second cutter to cut the coiled material;
acquiring a cut coiled material image after the coiled material cutting is completed;
and detecting cutting defects of the cut coiled material according to the cut coiled material image, and adjusting the first cutter and the second cutter according to the cutting defects.
In order to realize closed-loop control of cutter setting, in this embodiment, after cutting the coiled material, a cut coiled material image after the coiled material cutting is completed is also obtained, a cutting defect of the coiled material after cutting is detected according to the cut coiled material image, and the first cutter and the second cutter are adjusted according to the cutting defect so as to optimize the cutter setting control flow.
The cutting coiled material image after the coiled material cutting is completed can be obtained by arranging a camera on a cutter or arranging a camera at the position of the cutter, and the cutting coiled material image after the coiled material cutting is completed is obtained through the camera.
The detection of the cut defect of the cut web based on the cut web image may be the image recognition of the cut web image to determine the cut defect such as the cut dislocation and the cut crack in the cut web.
The adjustment of the first cutter and the second cutter according to the cutting defect can be to find the defect reason corresponding to the cutting defect, and then optimize the cutter setting control process of the first cutter and the second cutter based on the defect reason.
In this embodiment, after cutting the coiled material, still can acquire the cutting coiled material image after the coiled material cutting is accomplished to detect the cutting defect of coiled material after the cutting according to cutting coiled material image, adjust first cutter and second cutter according to the cutting defect, thereby can realize the closed-loop control of cutter tool setting, improve coiled material cutting quality.
In some embodiments, as shown in fig. 7, a web shearing apparatus is also presented, which may include: a processor 1001, such as a central processing unit (Central Processing Unit, CPU), a communication bus 1002, a user interface 1003, a network interface 1004, a memory 1005. Wherein the communication bus 1002 is used to enable connected communication between these components. The user interface 1003 may include a Display (Display), and the optional user interface 1003 may also include a standard wired interface, a wireless interface, and the wired interface for the user interface 1003 may be a USB interface in the present invention. The network interface 1004 may optionally include a standard wired interface, a Wireless interface (e.g., a Wireless-Fidelity (Wi-Fi) interface). The Memory 1005 may be a high-speed random access Memory (Random Access Memory, RAM) or a stable Memory (NVM), such as a disk Memory. The memory 1005 may also optionally be a storage device separate from the processor 1001 described above.
It will be appreciated by those skilled in the art that the configuration shown in fig. 7 is not limiting of the web shear apparatus and may include more or fewer components than shown, or certain components in combination, or a different arrangement of components.
As shown in FIG. 7, an operating system, a network communication module, a user interface module, and a web cutting program may be included in a memory 1005, which is considered a type of computer storage medium.
In the coil cutting apparatus shown in fig. 7, the network interface 1004 is mainly used for connecting to a background server, and is in data communication with the background server; the user interface 1003 is mainly used for connecting user equipment; the web cutting apparatus calls the web cutting program stored in the memory 1005 through the processor 1001 and performs the web cutting method provided by the embodiment of the present invention.
In some embodiments, a storage medium having stored thereon a web cutting program which when executed by a processor implements a web cutting method as described above is also presented.
Finally, it should be noted that: 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 or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (17)
1. A web shear system, the web shear system comprising: the device comprises a detection device, a driving device, a controller, a first cutter and a second cutter;
the detection device is used for acquiring a coating image after coil coating;
the driving device is used for driving the first cutter and the second cutter to move;
the controller is used for determining a tool setting position according to the position of each coating area in the coating image, and controlling the driving device to operate so as to drive the first cutter and the second cutter to move to the tool setting position, so that the first cutter and the second cutter can be used for tool setting.
2. The web shear system of claim 1, wherein the controller is further configured to determine uncoated regions between the coated regions based on the locations of the coated regions in the coating image; and calculating the central position of the uncoated region, and taking the central position as a tool setting position.
3. The web shear system of claim 1, wherein the drive means comprises: a first motor;
the first motor is used for driving the first cutter and the second cutter to move to the cutter setting position in a first direction according to the control of the controller, and the first direction is perpendicular to the cutting direction of the cutters.
4. A web shear system as in claim 3, wherein said drive means further comprises: a second motor;
the second motor is used for driving the first cutter and the second cutter to move to a preset cutting preparation position in a second direction according to the control of the controller, and the second direction is parallel to the cutting direction of the cutters.
5. The web shearing system as recited in claim 4 wherein said controller is further adapted to acquire web information of said web and a cutting pattern of said cutter; and determining the preset cutting preparation position according to the coiled material information and the cutting mode.
6. The web shear system of any of claims 1-5, wherein the controller is coupled to the detection device via ethernet communication; the controller is connected with the driving device through Ethernet communication.
7. The web shear system of any of claims 1-5, wherein the paint image comprises: a front paint image and a back paint image;
the controller is further used for comparing the front paint image with the back paint image and detecting whether the coiled material has coating dislocation or not according to a comparison result; and determining a tool setting position according to the positions of the coating areas in the front coating image and the back coating image under the condition that coating dislocation does not exist in the coiled material.
8. The web cutting system of any one of claims 1 to 5 wherein the controller is further configured to control operation of the drive means to cause the first cutter and the second cutter to cut the web; acquiring a cut coiled material image after the coiled material cutting is completed; and detecting cutting defects of the cut coiled material according to the cut coiled material image, and adjusting the first cutter and the second cutter according to the cutting defects.
9. A web shearing method, the web shearing method comprising:
acquiring a coating image after coil coating;
determining a tool setting position according to the position of each coating area in the coating image;
and controlling the first cutter and the second cutter to move to the cutter setting position so that the first cutter and the second cutter perform cutter setting.
10. The web shearing method as recited in claim 9 wherein said determining a tool setting position based on the location of each paint region in said paint image comprises:
determining uncoated areas between the coating areas according to the positions of the coating areas in the coating image;
and calculating the central position of the uncoated region, and taking the central position as a tool setting position.
11. The web cutting method of claim 9 wherein said controlling the movement of the first and second cutters to the tool setting position comprises:
and controlling the first cutter and the second cutter to move to the cutter setting position in a first direction so that the first cutter and the second cutter perform cutter setting, wherein the first direction is perpendicular to the cutter cutting direction.
12. The web cutting method of claim 11, wherein said controlling said first cutter and said second cutter after moving in a first direction to said tool setting position further comprises:
and controlling the first cutter and the second cutter to move to a preset cutting preparation position in a second direction, wherein the second direction is parallel to the cutting direction of the cutters.
13. The web cutting method of claim 12, wherein the web cutting method further comprises:
acquiring coiled material information of the coiled material and a cutting mode of the cutter;
and determining the preset cutting preparation position according to the coiled material information and the cutting mode.
14. The web shear method of any of claims 9-13, wherein the paint image comprises: a facecoat image and a reverse coat image, the web shear method further comprising:
Comparing the front paint image with the back paint image;
detecting whether coating dislocation exists in the coiled material according to the comparison result;
and determining a tool setting position according to the positions of the coating areas in the front coating image and the back coating image under the condition that coating dislocation does not exist in the coiled material.
15. The web cutting method according to any one of claims 9 to 13, wherein the web cutting method further comprises:
controlling the first cutter and the second cutter to cut the coiled material;
acquiring a cut coiled material image after the coiled material cutting is completed;
and detecting cutting defects of the cut coiled material according to the cut coiled material image, and adjusting the first cutter and the second cutter according to the cutting defects.
16. A web shearing apparatus, the web shearing apparatus comprising: a memory, a processor, and a web cutting program stored on the memory and executable on the processor, which when executed by the processor, implements the web cutting method of any one of claims 9 to 15.
17. A storage medium having stored thereon a web cutting program which when executed by a processor implements the web cutting method of any one of claims 9 to 15.
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| CN209131626U (en) * | 2018-12-29 | 2019-07-19 | 长虹三杰新能源有限公司 | It is coated with tow sides dislocation detection device |
| CN113602885A (en) * | 2021-10-08 | 2021-11-05 | 广州市易鸿智能装备有限公司 | Pole piece splitting machine |
| CN217062155U (en) * | 2022-04-11 | 2022-07-26 | 蜂巢能源科技(无锡)有限公司 | Composite pole piece preparation device, composite pole piece and all-solid-state battery |
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