CN117457960A - Control method of winding equipment - Google Patents
Control method of winding equipment Download PDFInfo
- Publication number
- CN117457960A CN117457960A CN202311228980.6A CN202311228980A CN117457960A CN 117457960 A CN117457960 A CN 117457960A CN 202311228980 A CN202311228980 A CN 202311228980A CN 117457960 A CN117457960 A CN 117457960A
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- Prior art keywords
- winding
- diaphragm
- needle
- winding needle
- pole piece
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- 238000004804 winding Methods 0.000 title claims abstract description 208
- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000005520 cutting process Methods 0.000 claims abstract description 54
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000005096 rolling process Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 8
- 230000001133 acceleration Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
-
- 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
- H01M10/0431—Cells with wound or folded electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Primary Cells (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to a control method of winding equipment, which comprises a pole piece conveying mechanism, a diaphragm conveying roller, a diaphragm closing roller, a diaphragm cutting mechanism, a winding needle rotating disc and a winding tail rubber mechanism, wherein the two pole piece conveying mechanisms are used for conveying a positive pole piece and a negative pole piece through the diaphragm closing roller and moving the positive pole piece and the negative pole piece to the winding needle, the diaphragm conveying roller is used for conveying a diaphragm through the diaphragm closing roller and moving the diaphragm to the winding needle, a material belt is compressed between the two diaphragm closing rollers, the material belt is wound at the winding needle to form a battery cell, the winding needle rotating disc is used for rotating the winding tail rubber mechanism for pasting rubber on the tail of the battery cell, and an encoder is arranged on the diaphragm conveying roller. According to the control method of the winding equipment, when the rubberizing station winding needle is used for ending the diaphragm, the winding station winding needle starts winding, so that the auxiliary time for winding the battery cell is synchronously performed with the winding time of the winding needle, the auxiliary time required by the action from the completion of the previous winding core to the start of the winding of the next winding core is effectively saved, and the production efficiency of the battery cell is improved.
Description
Technical Field
The invention relates to the technical field of lithium battery production, in particular to a control method of winding equipment.
Background
The winding of the lithium battery cell is mainly completed by a winding machine, namely, the winding machine stacks the positive pole piece, the negative pole piece and the diaphragm in a certain order, winds the positive pole piece, the negative pole piece and the diaphragm in a fixed length, and pastes the termination adhesive to form the lithium battery cell, wherein the fixed length winding treatment of the pole piece and the diaphragm is mainly completed by a winding device, and the paste termination adhesive treatment of the wound cell is completed by the winding device and the paste termination adhesive device in a matched manner. It can be seen that the winding device is the core device of the cell winder, and can play a decisive role in the production efficiency of the cell winder and the quality of the rolled cell.
At present, in the production process of a power lithium battery, when the battery core is wound, and a cutter cuts off a diaphragm replacement station, the speed of the diaphragm is reduced to 0, then a material belt pressing roller stretches out, a main winding needle stretches out of a threading needle, an inner clamping needle clamps the head of the diaphragm to open the winding after the diaphragm is cut off, the auxiliary time occupies long time of the whole battery core winding, and the winding efficiency of the battery core is affected.
Disclosure of Invention
The invention mainly aims to provide a control method of winding equipment, so as to solve the technical problems, reduce the auxiliary time taken by completing one winding core to starting the winding of the next winding core, and improve the production efficiency of the battery core.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the control method of the winding equipment comprises the steps of adopting the winding equipment to control, wherein the winding equipment comprises a pole piece conveying mechanism, a diaphragm conveying roller, a film closing roller, a diaphragm cutting mechanism, a winding needle rotating disc and a winding tail rubber mechanism, the two pole piece conveying mechanisms are used for conveying a positive pole piece and a negative pole piece to pass through the film closing roller and move to the winding needle, the diaphragm conveying roller is used for conveying a diaphragm to pass through the film closing roller and move to the winding needle, a material belt is compressed between the two film closing rollers, the material belt is wound at the winding needle to form an electric core, the winding needle rotating disc is used for rotating the winding needle to align the winding tail rubber mechanism, the winding tail rubber mechanism is used for rubberizing the tail of the electric core, and an encoder is arranged on the diaphragm conveying roller;
the control method comprises the following steps:
s1, pre-rolling: the method comprises the steps that a winding starting point is obtained, a winding needle clamps a material belt on a winding station to pre-roll, two film closing rollers are close to each other, a positive plate and a negative plate are driven by a plate conveying mechanism to rectify and drive the positive plate and the negative plate to the winding needle, the winding needle accelerates to a pre-winding speed at a pre-winding acceleration, the winding needle winds the material belt at the pre-winding speed until the pre-winding is completed, and the encoder recognizes that the diaphragm transmission length in the pre-winding process is L1 after the pre-winding is completed;
s2, a main volume: the winding needle is accelerated to a main winding speed based on a pre-winding speed by a main winding acceleration, the winding needle is wound for a period of time at the main winding speed, the winding needle rotating disc drives the winding needle to rotate to a rubberizing station, the winding needle continuously winds at the main winding speed until the winding needle rotates to the rubberizing station in the rotating process of the winding needle rotating disc, and the encoder recognizes that the transmission length of a diaphragm in the main winding process is L2;
s3, pole piece fly cutting: acquiring in-place turning information of a winding needle turntable, slowing down the winding needle on a rubberizing station to a fly-cutting speed, keeping the film closing rollers away from each other, cutting a positive electrode plate and a negative electrode plate by a pole piece conveying mechanism, clamping and conveying the cut pole pieces below the film closing rollers, and identifying that the film transmission length in the pole piece fly-cutting process is L3 by an encoder;
s4, cutting off a diaphragm: the method comprises the steps that a diaphragm cutting position is obtained, the rotating speed of a winding needle positioned at a rubberizing station is reduced, when the rotating speed of the winding needle positioned at the rubberizing station is reduced to 0, a diaphragm cutting mechanism is aligned with the diaphragm cutting position, the winding needle positioned at a winding station stretches out of a threading needle, the winding needle at the winding station clamps a material belt, meanwhile, a tail rubber mechanism compresses the diaphragm positioned at the rubberizing station, the diaphragm cutting mechanism stretches out of a cutting diaphragm, and the length of diaphragm transmission in the diaphragm cutter process is identified as L4 by an encoder;
s5, residual coil winding: the winding needle positioned at the rubberizing station rotates to tail the diaphragm, the tail of the battery cell is rubberized by the tail rubberizing mechanism, the length from the cutting position of the diaphragm to the winding needle positioned at the rubberizing station is L5, and meanwhile, the step S1 is carried out;
s6, blanking: the winding needle rotating disc drives the winding needle to rotate to a blanking station, the battery cell is separated from the winding needle at the blanking station, and step S2 is performed simultaneously;
wherein in the above steps, the preset length L of the diaphragm winding is more than or equal to L1+L2+L3+L4+L5, and the interval L' between the central axes of the winding needles on the winding needle rotating disc meets the following relation: l1 is less than or equal to L' isless than or equal to L-
(L2+L3+L4+L5)。
As a preferable technical scheme, the pole piece conveying mechanism comprises a feeding clamping plate, a fly-cutting mechanism and a driving deviation rectifying roller, wherein the fly-cutting mechanism cuts the pole piece, the feeding clamping plate clamps the pole piece to cut the end part and transfers the end part to the lower part of the film closing roller, and the driving deviation rectifying roller rectifies the pole piece and drives the pole piece to move to the winding needle after passing through the film closing roller.
As a preferable technical scheme, the diaphragm cutting mechanism comprises a diaphragm cutter and a material belt pressing roller, wherein the material belt pressing roller presses the material belt, and the diaphragm cutter cuts the diaphragm.
As a preferable technical scheme, the ending rubber mechanism comprises a residual rolling press roller and an ending rubber roller, wherein the residual rolling press roller presses a diaphragm of an electric core on a rolling needle of a rubberizing station, and the ending rubber roller pastes the ending rubber to the end part of the diaphragm.
The invention has the beneficial effects that: according to the control method of the winding equipment, when the rubberizing station winding needle is used for ending the diaphragm, the winding needle positioned at the winding station starts winding, so that the auxiliary time for winding the battery cell is synchronously performed with the winding needle, the auxiliary time required for occupying the action from the completion of the previous winding core to the start of the winding of the next winding core is effectively saved, and the production efficiency of the battery cell is improved.
Drawings
Fig. 1 is a schematic structural view of a winding apparatus according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, a control method of a winding device is controlled by adopting the winding device, the winding device comprises a first pole piece conveying mechanism 1, a diaphragm conveying roller 2, a second pole piece conveying mechanism 3, a film closing roller 4, a diaphragm cutting mechanism 7, a winding needle 6, a winding needle rotary table 5 and a tail rubber mechanism 8, the first pole piece conveying mechanism 1 conveys a positive pole piece e to the film closing roller 4, the second pole piece conveying mechanism 2 conveys a negative pole piece g to the film closing roller 4, the diaphragm conveying roller 2 conveys a first diaphragm f and a second diaphragm h to the film closing roller 4, a material belt is compressed between the two film closing rollers 4 by the positive pole piece e, the first diaphragm f, the negative pole piece g and the second diaphragm h, the material belt is wound at the winding needle 6 to form a battery core, in this embodiment, three winding needles 6 are arranged on the winding needle rotary table 5, the winding needle rotary table 5 rotates the winding needle 6 to align with the tail rubber mechanism 8, the diaphragm cutting mechanism 7 cuts the diaphragm, the tail rubber mechanism 8 conveys the tail rubber of the battery core, the diaphragm is cut on the film winding needle rotary table 2, and the diaphragm encoder can pass through the diaphragm conveying roller 2, and the encoder can pass through the length encoder 2.
The first pole piece conveying mechanism 1 comprises a first feeding clamping plate 11, a first fly-cutting mechanism 12 and a first driving deviation rectifying roller 13, the first fly-cutting mechanism 12 cuts the positive pole piece e, the first feeding clamping plate 11 clamps the cutting end of the positive pole piece e and transfers the cutting end to the film closing roller 4, and the first driving deviation rectifying roller 13 rectifies the positive pole piece e and moves to the winding needle 6 after passing through the film closing roller 4. The second pole piece conveying mechanism 3 comprises a second feeding clamping plate 31, a second fly-cutting mechanism 32 and a second driving deviation rectifying roller 33, the second fly-cutting mechanism 32 cuts the negative pole piece g, the second feeding clamping plate 31 clamps the cut end of the negative pole piece g to be transferred to the second driving deviation rectifying roller 33, and the second driving deviation rectifying roller 33 rectifies the negative pole piece g and moves to the film closing roller 4. The diaphragm cutting mechanism 7 comprises a diaphragm cutter 71 and a material belt pressing roller 72, the material belt pressing roller 72 presses the material belt, and the diaphragm cutter 71 cuts the diaphragm. The ending glue mechanism 8 comprises a residual roll pressing roller 81 and an ending glue roller 82, the residual roll pressing roller 81 presses a diaphragm of an electric core on the roll needle 6 at the rubberizing station, and the ending glue roller 82 pastes the ending glue to the end part of the diaphragm.
The control method comprises the following steps:
step 1, pre-rolling: the winding start point is obtained, the winding needle 6 clamps the material belt on the winding station a to pre-roll, the two film closing rollers 4 are close to each other, the first driving deviation correcting roller 13 and the second driving deviation correcting roller 33 drive the positive electrode piece e and the negative electrode piece g to correct the deviation, the winding needle 6 accelerates to a pre-rolling speed at the pre-rolling acceleration, then the winding needle 6 winds the material belt at the pre-rolling speed until the pre-rolling is completed, and the encoder recognizes that the diaphragm transmission length is L1 in the pre-rolling process after the pre-rolling is completed.
Step 2, main volume: the winding needle 6 is accelerated to the main winding speed at the main winding acceleration based on the pre-winding speed, after the winding needle 6 is wound for a period of time at the main winding speed, the winding needle rotating disc 5 drives the winding needle 6 to rotate to the rubberizing station b, the winding needle 6 continues to wind at the main winding speed until the winding needle 6 rotates to the rubberizing station b in the rotating process of the winding needle rotating disc 5, and the encoder recognizes that the length of the diaphragm transmission in the main winding process is L2.
Step 3, pole piece fly-cutting: the method comprises the steps of acquiring in-place information of turning of a winding needle turntable 5, slowing down a winding needle 6 on a rubberizing station b to a fly cutting speed, keeping two film closing rollers 4 away from each other, accelerating a first feeding clamping plate 11, a first fly cutting mechanism 12, a second feeding clamping plate 31 and a second fly cutting mechanism 32 to a main winding speed, respectively clamping a positive plate e and a negative plate g by the first feeding clamping plate 11 and the second feeding clamping plate 31, performing fly cutting on the positive plate e and the negative plate g by the first fly cutting mechanism 12 and the second fly cutting mechanism 32, clamping the positive plate e and the negative plate g by the first driving deviation correcting roller 13 and the second driving deviation correcting roller 33, stopping the first fly cutting mechanism 12 and the second fly cutting mechanism 32 after fly cutting, clamping the positive plate e and the negative plate g below the film closing rollers 4 by the first feeding clamping plate 11 and the second feeding clamping plate 31, and conveying the positive plate e and the negative plate g to the winding needle 6 positioned at the winding station a by the first driving deviation correcting roller 13 and the second driving deviation correcting roller 33, and identifying the length L3 of film transferring during the encoder.
Step 4, cutting off the diaphragm: the method comprises the steps that a diaphragm cutting position is obtained, the rotation speed of a winding needle 6 located at a rubberizing station b is reduced, when the rotation speed of the winding needle 6 located at the rubberizing station b is reduced to 0, a diaphragm cutter 71 is aligned with the diaphragm cutting position, the winding needle 6 located at a winding station a stretches out of a threading needle and clamps a material belt, meanwhile, a material belt press roller 72 and a residual winding press roller 81 press a battery cell diaphragm of the winding needle 6 located at the rubberizing station b, the diaphragm cutter 71 stretches out of a diaphragm to cut, and the length of diaphragm transmission in the diaphragm cutter process is identified by an encoder to be L4.
Step 5, residual coil winding: and (2) rotating the winding needle 6 positioned at the rubberizing station b to terminate the diaphragm, and applying the end-finishing adhesive to the tail of the battery cell by the end-finishing adhesive roller 82 to obtain the length L5 from the diaphragm cutting position to the winding needle 6 positioned at the rubberizing station b, and simultaneously performing the step (1).
And step 6, blanking: the winding needle turntable 5 drives the winding needle 6 to rotate to the blanking station c, the battery cell is separated from the winding needle 6 at the blanking station c, and the step 6 is performed at the same time;
wherein, in the above step, the diaphragm is wound for a preset length L more than or equal to L1+L2+L3+L4+L5, and the distance L' between the central axes of the winding needles on the winding needle rotating disc meets the following relation: l1 is less than or equal to L' isless than or equal to L- (L2+L3+L4+L5).
The above embodiments are only preferred examples of the present invention and are not intended to limit the scope of the present invention, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims are included in the scope of the present invention.
Claims (4)
1. The control method of the winding equipment is characterized in that the winding equipment comprises a pole piece conveying mechanism, a diaphragm conveying roller, a film closing roller, a diaphragm cutting mechanism, a winding needle rotating disc and a winding rubber closing mechanism, the two pole piece conveying mechanisms convey a positive pole piece and a negative pole piece through the film closing roller and move to the winding needle, the diaphragm conveying roller conveys a diaphragm to pass through the film closing roller and move to the winding needle, the positive pole piece, the diaphragm and the negative pole piece are compressed between the two film closing rollers to form a material belt, the material belt is wound at the winding needle to form a battery core, the winding needle rotating disc rotates the winding needle to align the winding rubber closing mechanism, the winding rubber closing mechanism pastes the tail of the battery core, and the diaphragm conveying roller is provided with an encoder;
the control method comprises the following steps:
s1, pre-rolling: the method comprises the steps that a winding starting point is obtained, a winding needle clamps a material belt on a winding station to pre-roll, two film closing rollers are close to each other, a positive plate and a negative plate are driven by a plate conveying mechanism to rectify and drive the positive plate and the negative plate to the winding needle, the winding needle accelerates to a pre-winding speed at a pre-winding acceleration, the winding needle winds the material belt at the pre-winding speed until the pre-winding is completed, and the encoder recognizes that the diaphragm transmission length in the pre-winding process is L1 after the pre-winding is completed;
s2, a main volume: the winding needle is accelerated to a main winding speed based on a pre-winding speed by a main winding acceleration, the winding needle is wound for a period of time at the main winding speed, the winding needle rotating disc drives the winding needle to rotate to a rubberizing station, the winding needle continuously winds at the main winding speed until the winding needle rotates to the rubberizing station in the rotating process of the winding needle rotating disc, and the encoder recognizes that the transmission length of a diaphragm in the main winding process is L2;
s3, pole piece fly cutting: acquiring in-place turning information of a winding needle turntable, slowing down the winding needle on a rubberizing station to a fly-cutting speed, keeping the film closing rollers away from each other, cutting a positive electrode plate and a negative electrode plate by a pole piece conveying mechanism, clamping and conveying the cut pole pieces below the film closing rollers, and identifying that the film transmission length in the pole piece fly-cutting process is L3 by an encoder;
s4, cutting off a diaphragm: the method comprises the steps that a diaphragm cutting position is obtained, the rotating speed of a winding needle positioned at a rubberizing station is reduced, when the rotating speed of the winding needle positioned at the rubberizing station is reduced to 0, a diaphragm cutting mechanism is aligned with the diaphragm cutting position, the winding needle positioned at a winding station stretches out of a threading needle, the winding needle at the winding station clamps a material belt, meanwhile, a tail rubber mechanism compresses the diaphragm positioned at the rubberizing station, the diaphragm cutting mechanism stretches out of a cutting diaphragm, and the length of diaphragm transmission in the diaphragm cutter process is identified as L4 by an encoder;
s5, residual coil winding: the winding needle positioned at the rubberizing station rotates to tail the diaphragm, the tail of the battery cell is rubberized by the tail rubberizing mechanism, the length from the cutting position of the diaphragm to the winding needle positioned at the rubberizing station is L5, and meanwhile, the step S1 is carried out;
s6, blanking: the winding needle rotating disc drives the winding needle to rotate to a blanking station, the battery cell is separated from the winding needle at the blanking station, and step S2 is performed simultaneously;
wherein in the above steps, the preset length L of the diaphragm winding is more than or equal to L1+L2+L3+L4+L5, and the interval L' between the central axes of the winding needles on the winding needle rotating disc meets the following relation: l1 is less than or equal to L' isless than or equal to L- (L2+L3+L4+L5).
2. The method for controlling a winding apparatus according to claim 1, wherein the pole piece transporting mechanism comprises a feeding clamping plate, a fly cutting mechanism and a driving deviation rectifying roller, the fly cutting mechanism cuts the pole piece, the feeding clamping plate clamps the cut end of the pole piece to be transferred below the film closing roller, and the driving deviation rectifying roller rectifies the pole piece and drives the pole piece to move to the winding needle after passing through the film closing roller.
3. The method of claim 1, wherein the diaphragm cutting mechanism comprises a diaphragm cutter and a tape press roller, the tape press roller presses the tape, and the diaphragm cutter cuts the diaphragm.
4. The method of claim 1, wherein the ending glue mechanism comprises a stub roll press roller and an ending glue roller, the stub roll press roller presses a diaphragm of a battery cell on a winding needle of the rubberizing station, and the ending glue roller pastes the ending glue to the end part of the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311228980.6A CN117457960A (en) | 2023-09-21 | 2023-09-21 | Control method of winding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311228980.6A CN117457960A (en) | 2023-09-21 | 2023-09-21 | Control method of winding equipment |
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| Publication Number | Publication Date |
|---|---|
| CN117457960A true CN117457960A (en) | 2024-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202311228980.6A Pending CN117457960A (en) | 2023-09-21 | 2023-09-21 | Control method of winding equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118156583A (en) * | 2024-03-27 | 2024-06-07 | 三一技术装备有限公司 | Battery cell winding device and battery production line |
| CN119133558A (en) * | 2024-09-12 | 2024-12-13 | 烟台力华电源科技有限公司 | A new winding process and winding device |
| CN119560616A (en) * | 2025-01-26 | 2025-03-04 | 浙江晶科储能有限公司 | Battery cell winding device |
-
2023
- 2023-09-21 CN CN202311228980.6A patent/CN117457960A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118156583A (en) * | 2024-03-27 | 2024-06-07 | 三一技术装备有限公司 | Battery cell winding device and battery production line |
| CN119133558A (en) * | 2024-09-12 | 2024-12-13 | 烟台力华电源科技有限公司 | A new winding process and winding device |
| CN119133558B (en) * | 2024-09-12 | 2025-10-14 | 烟台力华电源科技有限公司 | A new winding process and winding device |
| CN119560616A (en) * | 2025-01-26 | 2025-03-04 | 浙江晶科储能有限公司 | Battery cell winding device |
| CN119560616B (en) * | 2025-01-26 | 2025-04-29 | 浙江晶科储能有限公司 | Battery core winding device |
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