CN104112872A - Tension-force synchronous controller of coiler for square double-needle power lithium ion battery - Google Patents
Tension-force synchronous controller of coiler for square double-needle power lithium ion battery Download PDFInfo
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- CN104112872A CN104112872A CN201310136252.2A CN201310136252A CN104112872A CN 104112872 A CN104112872 A CN 104112872A CN 201310136252 A CN201310136252 A CN 201310136252A CN 104112872 A CN104112872 A CN 104112872A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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
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Abstract
A tension-force synchronous controller of a coiler for a square double-needle power lithium ion battery comprises an MCU arranged at the center position, and a memory, a jump wire port, a digital quantity input terminal and an encoder input terminal which are all arranged at the left side of MCU, and a communication indicating lamp, an ISP download port, a digital quantity output terminal and a COM communication port which are all arranged at the right side of MCU, and a power supply module, a crystal oscillation circuit and a reset circuit which are successively arranged before MCU, and a two-way rolling motor controller and a two-way unreeling motor controller which are arranged at the rear of MCU; and the digital quantity input terminal, the encoder input terminal, the digital quantity output terminal, the COM communication port, the two-way rolling motor controller and the two-way unreeling motor controller are connected with MCU respectively via optical couplers. By analyzing the movement characteristics in the reeling process of a reeling needle, an optimum movement track calculating formula of the reeling process of the reeling needle is obtained, controlling on a reeling-needle reeling motor employs a manner of DMA (Direct Memory Access) plus PWM (Pulse Width Modulation), the diameter of a unreeled membrane coil can be identified online, an unreeling motor employs an algorithm of feedforward plus adaptive feedback control and is capable of independently finishing synchronous tension-force control on the battery in the coiling process.
Description
Technical field
The present invention relates to a kind of lithium ion power side crosspointer battery winder tension synchronous controller.
Background technology
It is controller that existing power lithium-ion battery tension of winder Synchronization Control mainly adopts small PLC, due to the intrinsic propesties of PLC working method decision, the real-time performance of its control is lower, complex calculations and processing are had to certain limitation, in the time that volume pin coiling is pressed optimum speed curve motion, can only be similar to matching by multistage, and not reach optimum movement locus.Also be difficult to realize complicated and effective control algolithm has limited the raising of battery winding quality so to a great extent to unreeling in motion control.Moreover, PLC cannot accomplish customized, inevitably increase equipment cost, therefore, for the deficiencies in the prior art, research and develop the synchronous tension force control in a kind of controller energy complete independently battery winding process, can be according to the Kinematic to volume pin winding process, obtain volume pin winding process optimum movement locus computing formula, unreel the on-line identification of film coil diameter energy, unreeling motor adopts feedforward to add adaptive feedback control algorithm, volume pin coiling Electric Machine Control adopts DMA to add PWM mode, can effectively improve battery winding quality, the lithium ion power side's crosspointer battery winder tension synchronous controller that reduces equipment cost becomes the urgent problem to be solved of power lithium-ion battery up-coiler development.
Summary of the invention
The technical problem to be solved in the present invention is to provide the synchronous tension force control in a kind of controller energy complete independently battery winding process, can be according to the Kinematic to volume pin winding process, obtain volume pin winding process optimum movement locus computing formula, unreel the on-line identification of film coil diameter energy, unreeling motor adopts feedforward to add adaptive feedback control algorithm, volume pin coiling Electric Machine Control adopts DMA to add PWM mode, can effectively improve battery winding quality, reduce lithium ion power side's crosspointer battery winder tension synchronous controller of equipment cost.The present invention is achieved through the following technical solutions:
A kind of lithium ion power side crosspointer battery winder tension synchronous controller, comprise the MCU that is arranged on center, and the memory, wire jumper mouth, digital quantity input and the encoder that are arranged on MCU left side are inputted, and the communication indicator light, the ISP that are arranged on MCU right side download mouth, digital output and COM communication port, and be successively set on power module, crystal oscillating circuit and the reset circuit before MCU, and the two-way winding motor controller and the two-way that are arranged on after MCU unreel electric machine controller; Described digital quantity input, encoder input, digital output, COM communication port, two-way winding motor controller and two-way unreel electric machine controller and are respectively arranged with optocoupler with being connected of MCU.
As preferably, the described battery winder tension synchronous controller course of work is as follows:
1) when system electrifying startup, other controllers send to tension synchronous controller by the parameter such as speed and the number of turns needing in winding process by RS485 communication port, tension synchronous controller makes the test around path curves according to calculation of parameter, subsequently working state signal is set to the pre-volume of barrier film and is ready to;
2) synchronous tension controller receives barrier film and rolls up in advance after order, rolls up in advance movement locus complete the pre-scrolling of barrier film and do according to barrier film, then according to mode of operation, working state signal is set to anodal pre-volume is ready to or the pre-volume of negative pole is ready to;
3) receive negative or positive electrode and roll up in advance after order, roll up in advance movement locus according to negative or positive electrode and complete this action, after having moved, working state signal is set to the pre-volume of next step corresponding negative pole or positive pole and is ready to;
4) controller obtains, after corresponding negative pole or anodal pre-volume order, completing negative pole or anodal pre-scrolling work according to negative pole or the pre-volume of positive pole movement locus, after having moved, working state signal is set to total volume and is ready to;
5) synchronous tension controller receives total volume action command, completes total scrolling do according to total volume movement locus, after having moved, working state signal is set to the pre-volume of barrier film and is ready to, thereby complete a workflow circulation.
As preferably, described MCU is control system core, and it can calculate and generate volume pin coiling path curves data according to the running parameter (as mode of operation, winding speed, the coiling number of turns etc.) of setting; Adopt feedforward to add self-adaptive PID feedback control algorithm, realize and unreel the synchronous tracking of motor to rolling campaign.
As preferably, described memory is for store operational parameters, operational factor and system data etc.
As preferably, described encoder input is for detection of the swing corner of tension-detecting mechanism.
As preferably, described digital quantity input be used for checkout equipment status signal, receive command signal etc.
As preferably, described digital output is used for sending controller state signal, step signal etc.
As preferably, described wire jumper mouth, power module, crystal oscillating circuit, reset circuit, communication indicator light, ISP download mouth, COM communication port, two-way winding motor controller, two-way unreels electric machine controller and optocoupler is all the auxiliary circuit for coordinating MCU to work.
As preferably, described memory and ISP download mouth and carry out bi-directional data with MCU respectively and carry and be connected; Described COM communication port has also been carried out bi-directional data with being connected of MCU by optocoupler and has been carried connection.
As preferably, described power module, crystal oscillating circuit, reset circuit and wire jumper mouth are directly carried out one-way data input with MCU respectively and are connected; Described digital quantity input is carried out one-way data input with MCU with encoder input respectively by optocoupler and is connected; Described communication indicator light is directly carried out unidirectional output data with MCU and is connected; Described digital output, two-way winding motor controller and two-way unreel electric machine controller and are connected with the output of MCU implementation one-way data respectively by optocoupler.
Lithium ion power side of the present invention crosspointer battery winder tension synchronous controller, synchronous tension force control in this controller energy complete independently battery winding process, one RS485 PORT COM is provided, adopt Modbus-RTU agreement and other controllers to carry out exchanges data, by digital I/O port indicating status information and reception order, can be according to the Kinematic to winding process, obtain volume pin winding process optimum movement locus computing formula, volume pin is reeled and can be pressed optimum speed curve motion completely, volume pin coiling Electric Machine Control adopts DMA to add PWM mode, according to volume pin coiling movement locus and the on-line identification of film coil diameter energy, unreeling motor adopts feedforward to add adaptive feedback control algorithm, effectively improve battery winding quality, thereby reduce the cost of equipment.
Brief description of the drawings
For ease of explanation, the present invention is described in detail by following preferred embodiment and accompanying drawing.
Fig. 1 is the control system structural representation of lithium ion power side of the present invention crosspointer battery winder tension synchronous controller.
Embodiment
As shown in Figure 1, lithium ion power side of the present invention crosspointer battery winder tension synchronous controller, comprise the MCU that is arranged on center, and the memory, wire jumper mouth, digital quantity input and the encoder that are arranged on MCU left side are inputted, and the communication indicator light, the ISP that are arranged on MCU right side download mouth, digital output and COM communication port, and be successively set on power module, crystal oscillating circuit and the reset circuit before MCU, and the two-way winding motor controller and the two-way that are arranged on after MCU unreel electric machine controller; Described digital quantity input, encoder input, digital output, COM communication port, two-way winding motor controller and two-way unreel electric machine controller and are respectively arranged with optocoupler with being connected of MCU.
Wherein, the described battery winder tension synchronous controller course of work is as follows:
1) when system electrifying startup, other controllers send to tension synchronous controller by the parameter such as speed and the number of turns needing in winding process by RS485 communication port, tension synchronous controller makes the test around path curves according to calculation of parameter, subsequently working state signal is set to the pre-volume of barrier film and is ready to;
2) synchronous tension controller receives barrier film and rolls up in advance after order, rolls up in advance movement locus complete the pre-scrolling of barrier film and do according to barrier film, then according to mode of operation, working state signal is set to anodal pre-volume is ready to or the pre-volume of negative pole is ready to;
3) receive negative or positive electrode and roll up in advance after order, roll up in advance movement locus according to negative or positive electrode and complete this action, after having moved, working state signal is set to the pre-volume of next step corresponding negative pole or positive pole and is ready to;
4) controller obtains, after corresponding negative pole or anodal pre-volume order, completing negative pole or anodal pre-scrolling work according to negative pole or the pre-volume of positive pole movement locus, after having moved, working state signal is set to total volume and is ready to;
5) synchronous tension controller receives total volume action command, completes total scrolling do according to total volume movement locus, after having moved, working state signal is set to the pre-volume of barrier film and is ready to, thereby complete a workflow circulation.
Wherein, described MCU is control system core, and it can calculate and generate volume pin coiling path curves data according to the running parameter (as mode of operation, winding speed, the coiling number of turns etc.) of setting; Adopt feedforward to add self-adaptive PID feedback control algorithm, realize and unreel the synchronous tracking of motor to rolling campaign.
Wherein, described memory is for store operational parameters, operational factor and system data etc.
Wherein, described encoder input is for detection of the swing corner of tension-detecting mechanism.
Wherein, the input of described digital quantity be used for checkout equipment status signal, receive command signal etc.
Wherein, described digital output is used for sending controller state signal, step signal etc.
Wherein, described wire jumper mouth, power module, crystal oscillating circuit, reset circuit, communication indicator light, ISP download mouth, COM communication port, two-way winding motor controller, two-way unreels electric machine controller and optocoupler is all the auxiliary circuit for coordinating MCU work.
Wherein, described memory is carried and is connected with MCU implementation bi-directional data respectively with ISP download mouth; Described COM communication port has also been carried out bi-directional data with being connected of MCU by optocoupler and has been carried connection.
Wherein, described power module, crystal oscillating circuit, reset circuit and wire jumper mouth are directly carried out one-way data input with MCU respectively and are connected; Described digital quantity input is carried out one-way data input with MCU with encoder input respectively by optocoupler and is connected; Described communication indicator light is directly carried out unidirectional output data with MCU and is connected; Described digital output, two-way winding motor controller and two-way unreel electric machine controller and are connected with the output of MCU implementation one-way data respectively by optocoupler.
Lithium ion power side of the present invention crosspointer battery winder tension synchronous controller, synchronous tension force control in this controller energy complete independently battery winding process, one RS485 PORT COM is provided, adopt Modbus-RTU agreement and other controllers to carry out exchanges data, by digital I/O port indicating status information and reception order, can be according to the Kinematic to winding process, obtain volume pin winding process optimum movement locus computing formula, volume pin is reeled and can be pressed optimum speed curve motion completely, volume pin coiling Electric Machine Control adopts DMA to add PWM mode, according to volume pin coiling movement locus and the on-line identification of film coil diameter energy, unreeling motor adopts feedforward to add adaptive feedback control algorithm, effectively improve battery winding quality, thereby reduce the cost of equipment.
Above-described embodiment, just an example of the present invention, is not for limiting enforcement of the present invention and interest field, all or technical schemes of being equal to identical with content described in the claims in the present invention, all should be included in protection range of the present invention.
Claims (10)
1. lithium ion power side's crosspointer battery winder tension synchronous controller, it is characterized in that: comprise the MCU that is arranged on center, and the memory, wire jumper mouth, digital quantity input and the encoder that are arranged on MCU left side are inputted, and the communication indicator light, the ISP that are arranged on MCU right side download mouth, digital output and COM communication port, and be successively set on power module, crystal oscillating circuit and the reset circuit before MCU, and the two-way winding motor controller and the two-way that are arranged on after MCU unreel electric machine controller; Described digital quantity input, encoder input, digital output, COM communication port, two-way winding motor controller and two-way unreel electric machine controller and are respectively arranged with optocoupler with being connected of MCU.
2. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: the described battery winder tension synchronous controller course of work is as follows:
1) when system electrifying startup, other controllers send to tension synchronous controller by the parameter such as speed and the number of turns needing in winding process by RS485 communication port, tension synchronous controller makes the test around path curves according to calculation of parameter, subsequently working state signal is set to the pre-volume of barrier film and is ready to;
2) synchronous tension controller receives barrier film and rolls up in advance after order, rolls up in advance movement locus complete the pre-scrolling of barrier film and do according to barrier film, then according to mode of operation, working state signal is set to anodal pre-volume is ready to or the pre-volume of negative pole is ready to;
3) receive negative or positive electrode and roll up in advance after order, roll up in advance movement locus according to negative or positive electrode and complete this action, after having moved, working state signal is set to the pre-volume of next step corresponding negative pole or positive pole and is ready to;
4) controller obtains, after corresponding negative pole or anodal pre-volume order, completing negative pole or anodal pre-scrolling work according to negative pole or the pre-volume of positive pole movement locus, after having moved, working state signal is set to total volume and is ready to;
5) synchronous tension controller receives total volume action command, completes total scrolling do according to total volume movement locus, after having moved, working state signal is set to the pre-volume of barrier film and is ready to, thereby complete a workflow circulation.
3. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, it is characterized in that: described MCU is control system core, it can calculate and generate volume pin coiling path curves data according to the running parameter (as mode of operation, winding speed, the coiling number of turns etc.) of setting; Adopt feedforward to add self-adaptive PID feedback control algorithm, realize and unreel the synchronous tracking of motor to rolling campaign.
4. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: described memory is for store operational parameters, operational factor and system data etc.
5. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: described encoder input is for detection of the swing corner of tension-detecting mechanism.
6. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: the input of described digital quantity be used for checkout equipment status signal, receive command signal etc.
7. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: described digital output is used for sending controller state signal, step signal etc.
8. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: described wire jumper mouth, power module, crystal oscillating circuit, reset circuit, communication indicator light, ISP download mouth, COM communication port, two-way winding motor controller, two-way unreels electric machine controller and optocoupler is all the auxiliary circuit for coordinating MCU work.
9. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: described memory is downloaded mouth with ISP and carried and be connected with MCU implementation bi-directional data respectively; Described COM communication port has also been carried out bi-directional data with being connected of MCU by optocoupler and has been carried connection.
10. lithium ion power side according to claim 1 crosspointer battery winder tension synchronous controller, is characterized in that: described power module, crystal oscillating circuit, reset circuit and wire jumper mouth are directly carried out one-way data input with MCU respectively and be connected; Described digital quantity input is carried out one-way data input with MCU with encoder input respectively by optocoupler and is connected; Described communication indicator light is directly carried out unidirectional output data with MCU and is connected; Described digital output, two-way winding motor controller and two-way unreel electric machine controller and are connected with the output of MCU implementation one-way data respectively by optocoupler.
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| CN201310136252.2A CN104112872B (en) | 2013-04-19 | 2013-04-19 | Lithium ion power side's crosspointer battery winder tension synchronous controller |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106936668A (en) * | 2017-05-08 | 2017-07-07 | 深圳市立昌机电设备有限公司 | The instrument operating condition monitoring method and system of coil winding machine |
| CN107043047A (en) * | 2017-05-08 | 2017-08-15 | 深圳市立昌机电设备有限公司 | The troublshooting method and system of coil winding machine |
| CN108536991A (en) * | 2018-05-15 | 2018-09-14 | 中航锂电（江苏）有限公司 | A kind of square lithium ion battery winding tension optimization design technique |
| WO2018176447A1 (en) * | 2017-04-01 | 2018-10-04 | 深圳市立昌机电设备有限公司 | Light control method and system based on winding machine |
| WO2018205111A1 (en) * | 2017-05-08 | 2018-11-15 | 深圳市立昌机电设备有限公司 | Malfunction repair method and system for winding machine |
| WO2018205110A1 (en) * | 2017-05-08 | 2018-11-15 | 深圳市立昌机电设备有限公司 | Method and system for monitoring working state of winding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108536991A (en) * | 2018-05-15 | 2018-09-14 | 中航锂电（江苏）有限公司 | A kind of square lithium ion battery winding tension optimization design technique |
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| CN104112872B (en) | 2016-03-16 |
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