CN115367545A - Copper strip winding tension control system - Google Patents

Copper strip winding tension control system Download PDF

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Publication number
CN115367545A
CN115367545A CN202211066917.2A CN202211066917A CN115367545A CN 115367545 A CN115367545 A CN 115367545A CN 202211066917 A CN202211066917 A CN 202211066917A CN 115367545 A CN115367545 A CN 115367545A
Authority
CN
China
Prior art keywords
module
copper strip
roller
winding
main controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211066917.2A
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Chinese (zh)
Inventor
代永臣
包雪松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huizhou Yanbang Technology Co ltd
Original Assignee
Huizhou Yanbang Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huizhou Yanbang Technology Co ltd filed Critical Huizhou Yanbang Technology Co ltd
Priority to CN202211066917.2A priority Critical patent/CN115367545A/en
Publication of CN115367545A publication Critical patent/CN115367545A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H43/00Use of control, checking, or safety devices, e.g. automatic devices comprising an element for sensing a variable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00Registering, tensioning, smoothing or guiding webs
    • B65H23/04Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/188Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
    • B65H23/1888Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web and controlling web tension
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00Registering, tensioning, smoothing or guiding webs
    • B65H23/04Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/188Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
    • B65H23/192Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web motor-controlled
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00Registering, tensioning, smoothing or guiding webs
    • B65H23/04Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/26Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/11Dimensional aspect of article or web
    • B65H2701/113Size
    • B65H2701/1133Size of webs
    • B65H2701/11332Size of webs strip, tape, narrow web
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/17Nature of material
    • B65H2701/173Metal
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)

Abstract

The invention discloses a copper strip winding tension control system, which comprises: the copper strip winding device comprises an uncoiling module, a winding module, a control module and a main controller, wherein the uncoiling module, the winding module and the control module are all arranged on a preset mounting surface, the copper strip sequentially passes through the uncoiling module, the control module and the winding module, and the main controller is respectively connected with the uncoiling module, the winding module and the control module. The control module comprises two guide rollers, an adjusting roller, an air cylinder and a swing rod, the two guide rollers are parallel to each other, the adjusting roller is arranged at a preset position on a central plane between the two guide rollers, and the copper strip sequentially passes through one guide roller, the adjusting roller and the other guide roller; one end of the swing rod is connected to the side surface of the adjusting roller, and the other end of the swing rod is rotatably connected to the preset mounting surface; the cylinder is connected to the preset installation surface, and an output shaft of the cylinder is connected to the side surface of the swing rod. The copper strip winding tension control system controls the winding tension of the copper strip through the control module.

Description

Copper strip winding tension control system
Technical Field
The invention relates to the technical field of copper strip processing, in particular to a copper strip winding tension control system.
Background
The tab is a raw material of a lithium ion polymer battery product. For example, the tabs are needed for mobile phone batteries, bluetooth batteries, notebook batteries and the like used in our lives. The battery is divided into positive and negative electrodes, the tabs are metal conductors leading out the positive and negative electrodes from the battery core, the tabs are divided into three materials, one of the three materials is a copper nickel (Ni-Cu) plated material, and the tabs are formed by compounding two parts, namely a film and a metal band.
In the existing copper strip processing technology, the quality of the copper strip during and after shipment is determined by the winding of the copper strip, and the tension of the winding of the copper strip directly influences the quality and yield of the product winding. When the winding tension of the copper strip is too large, the copper strip is wound too tightly, and the copper strip is easy to wrinkle; when the winding tension of the copper strip is insufficient, the amount of air brought into the interlayer of the copper strip coil is too much, the tightness between the copper strip coil layers is small, and the copper strip is easy to generate axial slippage and serious dislocation on the core coil, so that the coil cannot be unloaded. Therefore, when the copper strip is wound, the tension of the copper strip is usually detected in real time by using the tension detection roller, and the winding tension of the copper strip is adjusted accordingly.
However, in the existing tension control system based on the tension sensor, a large filter needs to be introduced, so that the dynamic response speed of the system is easily reduced, and when the tension of the copper strip is greatly changed, the existing tension control system lacks an effective buffering function, so that the copper strip is easily broken in the winding process.
Disclosure of Invention
In view of the above, it is necessary to provide a copper strip winding tension control system to solve the technical problems of low response speed and lack of buffer function of the existing tension control system.
The utility model provides a copper strips is around a roll tension control system, this copper strips is around a roll tension control system includes decoiling module, rolling module, control module and main control unit, and wherein, decoiling module, rolling module and control module all set up in predetermineeing the installation face, and the copper strips is according to the preface through decoiling module, control module and rolling module, and main control unit connects respectively decoiling module, rolling module and control module.
The control module comprises two guide rollers, an adjusting roller, a cylinder and a swing rod, the two guide rollers are parallel to each other and are respectively connected to a preset mounting surface between the uncoiling module and the coiling module, the adjusting roller is arranged at a preset position point of a central surface between the two guide rollers, and the copper strip sequentially passes through one guide roller, the adjusting roller and the other guide roller; one end of the swing rod is connected to the side surface of the adjusting roller, and the other end of the swing rod is rotatably connected to the preset mounting surface; the cylinder is connected to the preset installation surface, and an output shaft of the cylinder is connected to the side surface of the swing rod.
In one embodiment, the control module further includes a tension setting unit, an electric proportional valve, a displacement sensor, and an AD conversion circuit, wherein the tension setting unit is electrically connected to the main controller and the electric proportional valve, respectively, and an output end of the electric proportional valve is connected to the cylinder; the displacement sensor is arranged on the swing rod and is electrically connected with the AD conversion circuit, and the AD conversion circuit is electrically connected with the main controller.
In one embodiment, the tension setting unit transmits an adjustment signal corresponding to a preset tension to the main controller by using a potentiometer knob.
In one embodiment, the unwinding module includes an unwinding roller, a first driving motor and a first motor driver, wherein an output shaft of the first driving motor is connected to a rotating shaft of the unwinding roller, and the first motor driver is electrically connected to the first driving motor and the main controller, respectively; the decoiling roll is arranged on one side of the two guide rolls, the copper strip coil is decoiled by the decoiling roll, and is wound by the winding module after passing through the control module.
In one embodiment, the first driving motor is an ac servo motor, and the first motor driver is an ac servo motor driver.
In one embodiment, the unwinding module further includes a DA conversion circuit, and the DA conversion circuit is electrically connected to the first motor driver and the main controller, respectively. The main controller controls the output power of the first driving motor through the first motor driver according to the detection value of the displacement sensor, so that the uncoiling rotating speed of the uncoiling roller is adjusted to a set value.
In one embodiment, the winding module includes a winding roller, a second driving motor and a second motor driver, wherein an output shaft of the second driving motor is connected to a rotating shaft of the winding roller, and the second motor driver is electrically connected to the second driving motor and the main controller respectively; the winding roller is oppositely arranged on the other side of the two guide rollers, and the copper strip is wound by the winding roller.
In one embodiment, the second driving motor is an ac servo motor, and the second motor driver is an ac servo motor driver.
In one embodiment, the winding module further includes a second DA conversion circuit, and the second DA conversion circuit is electrically connected to the second motor driver and the main controller, respectively. The main controller controls the output power of the second driving motor through the second motor driver according to the detection value of the displacement sensor, so that the winding rotating speed of the winding roller is adjusted to a set value.
In conclusion, the copper strip winding tension control system disclosed by the invention controls the winding tension of the copper strip through the control module, the relative positions of the adjusting roller and the two guide rollers are dynamically related to the tension of the copper strip, when the tension of the copper strip changes, the swing rod can more accurately reflect the position change condition of the adjusting roller, and the displacement information is transmitted to the main controller through the displacement sensor more timely, so that the quick response is made; the pressure in the cylinder is set to be a pressure value which is twice the preset tension of the copper strip, and the pressure can balance the tension of the copper strip acting on the swing rod, so that the swing rod is stabilized at a preset balance point, the tension change of the copper strip is inhibited to a certain extent, namely, the larger tension change is buffered, and the impact of the tension fluctuation on the whole system is relieved; the displacement sensor transmits the displacement condition of the oscillating bar to the main controller through an electric signal, and the main controller adjusts the uncoiling rotating speed of the uncoiling module and the coiling rotating speed of the coiling module through analysis and calculation, so that the control and adjustment of the coiling tension of the copper strip are realized.
Drawings
FIG. 1 is a schematic structural diagram of a copper strip winding tension control system in one embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1, the invention discloses a copper strip winding tension control system, which comprises an uncoiling module, a coiling module, a control module and a main controller, wherein the uncoiling module, the coiling module and the control module are all arranged on a preset mounting surface, a copper strip sequentially passes through the uncoiling module, the control module and the coiling module, and the main controller is respectively connected with the uncoiling module, the coiling module and the control module.
Further, the control module comprises two guide rollers, an adjusting roller, an air cylinder and a swing rod, the two guide rollers are parallel to each other and are respectively connected to a preset mounting surface between the uncoiling module and the coiling module, the adjusting roller is arranged at a preset position on a central plane between the two guide rollers, and the copper strip sequentially passes through one guide roller, the adjusting roller and the other guide roller; one end of the swing rod is connected to the side surface of the adjusting roller, and the other end of the swing rod is rotatably connected to the preset mounting surface; the cylinder is connected to the preset installation surface, and an output shaft of the cylinder is connected to the side surface of the swing rod.
Specifically, when the copper strip is wound at a preset speed, the copper strip section between the two guide rollers generates traction force which is twice as much as the tension force of the copper strip on the adjusting roller, so that the adjusting roller has a movement trend towards the position between the two guide rollers, and the end part corresponding to the swing rod has a swing trend along with the movement direction of the adjusting roller; at the moment, the output shaft of the air cylinder applies a reaction force which is opposite to the traction direction and is twice as much as the tension of the copper strip to the swing rod, so that the adjusting roller and the swing rod are in a balanced state. That is, an operator can adjust the tension of the copper strip by adjusting the winding speed of the winding module and the pressure of the cylinder; and because cylinder pressure can keep invariable, it can export invariable reaction force to the regulating roller to can hinder copper strips tension to take place to change by a wide margin, with this constancy that realizes copper strips rolling tension.
Furthermore, the control module also comprises a tension setting unit, an electric proportional valve, a displacement sensor and an AD conversion circuit, wherein the tension setting unit is respectively and electrically connected with the main controller and the electric proportional valve, and the output end of the electric proportional valve is connected with the air cylinder; the displacement sensor is arranged on the swing rod and is electrically connected with the AD conversion circuit, and the AD conversion circuit is electrically connected with the main controller. In this embodiment, the tension setting unit transmits an adjustment signal corresponding to a preset tension to the main controller using a potentiometer knob.
Specifically, before the copper strip is wound, an operator sets a preset tension value through a tension setting unit, a main controller controls an electric proportional valve to adjust the internal air pressure of an air cylinder to a corresponding value, and because the copper strip is in a loose state at the moment, the air pressure pushes an output shaft of the air cylinder to a contracted limit position, and a swing rod swings towards the direction of the air cylinder; the displacement sensor detects a position deviation value of the oscillating bar on the basis of a preset balance locus, and the main controller calculates the uncoiling speed of the uncoiling module and the coiling speed of the coiling module according to the position deviation value, so that the copper strip is uncoiled and coiled at a preset speed; the swing rod swings to a preset balance point under the action of the tension of the copper strip, and at the moment, the tension of the copper strip can be kept near a preset value.
Further, the uncoiling module comprises an uncoiling roller, a first driving motor and a first motor driver, wherein an output shaft of the first driving motor is connected with a rotating shaft of the uncoiling roller, and the first motor driver is respectively and electrically connected with the first driving motor and the main controller; the decoiling roll is arranged on one side of the two guide rolls, the copper strip coil is decoiled by the decoiling roll, and is wound by the winding module after passing through the control module.
Specifically, in this embodiment, the first driving motor is an ac servo motor, and the first motor driver is an ac servo motor driver. The uncoiling module further comprises a DA conversion circuit, and the DA conversion circuit is electrically connected with the first motor driver and the main controller respectively. The main controller controls the output power of the first driving motor through the first motor driver according to the detection value of the displacement sensor, so that the uncoiling rotating speed of the uncoiling roller is adjusted to a set value.
Further, the winding module comprises a winding roller, a second driving motor and a second motor driver, wherein an output shaft of the second driving motor is connected with a rotating shaft of the winding roller, and the second motor driver is respectively and electrically connected with the second driving motor and the main controller; the winding roller is oppositely arranged on the other side of the two guide rollers, and the copper strip is wound by the winding roller.
Specifically, in this embodiment, the second driving motor is an ac servo motor, and the second motor driver is an ac servo motor driver. The winding module further comprises a second DA conversion circuit, and the second DA conversion circuit is electrically connected with the second motor driver and the main controller respectively. And the main controller controls the output power of the second driving motor through the second motor driver according to the detection value of the displacement sensor, so that the winding rotating speed of the winding roller is adjusted to a set value.
In conclusion, the copper strip winding tension control system disclosed by the invention controls the winding tension of the copper strip through the control module, the relative positions of the adjusting roller and the two guide rollers are dynamically related to the tension of the copper strip, when the tension of the copper strip changes, the oscillating bar can more accurately reflect the position change condition of the adjusting roller, and the displacement information is transmitted to the main controller through the displacement sensor in more time, so that the quick response is made; the pressure in the cylinder is set to be a pressure value which is twice the preset tension of the copper strip, and the pressure can balance the tension of the copper strip acting on the swing rod, so that the swing rod is stabilized at a preset balance point, the tension change of the copper strip is inhibited to a certain extent, namely, the larger tension change is buffered, and the impact of the tension fluctuation on the whole system is relieved; displacement sensor passes through signal of telecommunication to main control unit with the displacement condition of pendulum rod, and main control unit passes through the analysis and calculates to this is adjusted the rolling rotational speed of the module of opening a book and rolling module, and then realizes adjusting the control of copper strips around the tensile of book.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (9)

1. The utility model provides a copper strips is around a roll tension control system which characterized in that includes: the device comprises an uncoiling module, a coiling module, a control module and a main controller, wherein the uncoiling module, the coiling module and the control module are all arranged on a preset installation surface, a copper strip sequentially passes through the uncoiling module, the control module and the coiling module, and the main controller is respectively connected with the uncoiling module, the coiling module and the control module;
the control module comprises two guide rollers, an adjusting roller, an air cylinder and a swing rod, the two guide rollers are parallel to each other and are respectively connected to the preset mounting surface between the uncoiling module and the coiling module, the adjusting roller is arranged at a preset position on the central plane between the two guide rollers, and the copper strip sequentially passes through one guide roller, the adjusting roller and the other guide roller; one end of the swing rod is connected to the side surface of the adjusting roller, and the other end of the swing rod is rotatably connected to the preset mounting surface; the cylinder is connected to the preset mounting surface, and an output shaft of the cylinder is connected to a side surface of the swing rod.
2. The copper strip winding tension control system according to claim 1, wherein the control module further comprises a tension setting unit, an electrical proportional valve, a displacement sensor and an AD conversion circuit, wherein the tension setting unit is electrically connected to the main controller and the electrical proportional valve respectively, and an output end of the electrical proportional valve is connected to the cylinder; the displacement sensor is arranged on the swing rod and electrically connected with the AD conversion circuit, and the AD conversion circuit is electrically connected with the main controller.
3. The copper tape winding tension control system of claim 2, wherein the tension setting unit transmits an adjustment signal corresponding to a preset tension to the main controller using a potentiometer knob.
4. The copper strip winding tension control system according to claim 2, wherein the unwinding module comprises an unwinding roller, a first driving motor and a first motor driver, wherein an output shaft of the first driving motor is connected with a rotating shaft of the unwinding roller, and the first motor driver is respectively and electrically connected with the first driving motor and the main controller; the decoiling roller is arranged on one side of the two guide rollers.
5. The copper strip take-up tension control system of claim 4, wherein said first drive motor is an AC servo motor and said first motor drive is an AC servo motor drive.
6. The copper strip winding tension control system according to claim 5, wherein the uncoiling module further comprises a first DA conversion circuit, and the first DA conversion circuit is electrically connected with the first motor driver and the main controller respectively.
7. The copper strip winding tension control system according to claim 4, wherein the winding module comprises a winding roller, a second driving motor and a second motor driver, wherein an output shaft of the second driving motor is connected with a rotating shaft of the winding roller, and the second motor driver is respectively and electrically connected with the second driving motor and the main controller; the winding roller is arranged on the other side of the two guide rollers relative to the decoiling roller.
8. The copper strip take-up tension control system of claim 7, wherein said second drive motor is an ac servo motor and said second motor drive is an ac servo motor drive.
9. The copper strip winding tension control system according to claim 8, wherein the winding module further comprises a second DA conversion circuit, and the second DA conversion circuit is electrically connected to the second motor driver and the main controller, respectively.
CN202211066917.2A 2022-09-01 2022-09-01 Copper strip winding tension control system Pending CN115367545A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211066917.2A CN115367545A (en) 2022-09-01 2022-09-01 Copper strip winding tension control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211066917.2A CN115367545A (en) 2022-09-01 2022-09-01 Copper strip winding tension control system

Publications (1)

Publication Number Publication Date
CN115367545A true CN115367545A (en) 2022-11-22

Family

ID=84070538

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211066917.2A Pending CN115367545A (en) 2022-09-01 2022-09-01 Copper strip winding tension control system

Country Status (1)

Country Link
CN (1) CN115367545A (en)

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