CN111392481A - Floating roller type tension controller - Google Patents
Floating roller type tension controller Download PDFInfo
- Publication number
- CN111392481A CN111392481A CN202010182937.0A CN202010182937A CN111392481A CN 111392481 A CN111392481 A CN 111392481A CN 202010182937 A CN202010182937 A CN 202010182937A CN 111392481 A CN111392481 A CN 111392481A
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- China
- Prior art keywords
- tension
- module
- sensor
- servo motor
- axis servo
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- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/182—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations
- B65H23/185—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations motor-controlled
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/195—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations
- B65H23/198—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations motor-controlled (Controlling electrical drive motors therefor)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/14—Diameter, e.g. of roll or package
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/10—Speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
- B65H2515/30—Forces; Stresses
- B65H2515/31—Tensile forces
Landscapes
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
The invention discloses a floating roll type tension controller, which comprises a tension control device connected with a feeding device and a receiving device, wherein the feeding device comprises a material shaft, a material shaft motor and a driving roller, the receiving device comprises a material receiving shaft, a material receiving shaft motor and a driven wheel, the tension control device comprises a sensor arranged on a support, the sensor is connected with one end of a tension swing arm, the other end of the tension swing arm is provided with a swing roller, signals on the sensor and the position of the tension swing arm are linearly mapped, the sensor, the material shaft motor and the material receiving shaft motor are respectively connected with a control device, the control device is provided with two groups of PID parameters for respectively controlling the rotating speeds of the material shaft motor and the material receiving shaft motor, and the floating roll type tension controller also comprises a roll diameter detection device for detecting the size of a roll diameter.
Description
Technical Field
The invention relates to the field of tension control systems, in particular to a floating roller type tension controller.
Background
In the production of capacitors, a winder is required to wind a film as an insulating medium and a film as an electrode to form a core. Winding tension is critical to the quality of the product and constant tension control is required, i.e. the tension remains constant throughout the winding process, including acceleration, deceleration and uniform speed of the machine. If the tension is too large, the processing material is subjected to stretching deformation: if the tension is too low, the stress of the coiled material and the coiled layer is deformed, the coiling is irregular, and the processing quality is affected.
The general tension controller sets the tension value required to be controlled, takes the signal of the tension sensor as a tension feedback value, obtains a deviation through comparison, inputs the deviation into a PID (proportion integration differentiation) controller and the like for processing, outputs the deviation to a peripheral execution mechanism for control, and achieves the purposes of small deviation and quick system response, for example, the device for controlling the tension of the receiving and discharging floating roller is disclosed by Chinese patent No. CN 209065140U.
But the prior art has the following defects: the mass difference of the unwinding shaft in the full-material state and the empty-material state is several times, so that the rotary inertia of the unwinding device is very different, single PID parameter control usually causes the full-material state or the empty-material state to be well-controlled, but the phenomena of stretching deformation and uneven winding are easily caused after different materials are replaced, the winding quality is directly influenced, and the production quality of corresponding products is further influenced.
Disclosure of Invention
The invention aims to provide a floating roll type tension controller which can be applied to a tension control system of a full-automatic capacitance winding machine, improve the quality of products, solve the problem of poor control of a common tension controller under the condition that the roll diameter of a material shaft is greatly different under the conditions of full material and empty material and achieve good control effect in the whole working process.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
the utility model provides a floating roll formula tension controller, includes the tension control device who is connected with blowing device and material collecting device, the blowing device includes material axle, material axle motor and driving roller, material collecting device is including receiving the material axle, receiving the material axle motor and from the driving wheel, tension control device is including setting up the sensor on the support, the sensor is connected with the one end of tension swing arm, and the other end of tension swing arm is provided with the pendulum roller, and signal and the linear mapping of tension swing arm position on the sensor, material axle motor and receiving the material axle motor are connected with controlling means respectively, controlling means has two sets of PID parameters of controlling material axle motor and receiving the material axle motor rotational speed respectively, floating roll formula tension controller still is including the roll diameter detection device who detects roll diameter size.
In a preferred embodiment of the invention, the sensor is a potentiometer-type sensor.
In a preferred embodiment of the invention, the swing roller has a normal operating position, a zero calibration position and a full scale calibration position.
In a preferred embodiment of the invention, mechanical limiting mechanisms are arranged on the zero calibration station and the full-scale calibration station.
In a preferred embodiment of the present invention, the control device includes a signal conditioning circuit, a CPU module, a subtraction circuit, a material axis servo motor driver, a TT L/RS 485 conversion module, a P L C module, a material receiving axis servo motor driver, and a control panel, the P L C module is connected to the CPU module by using the TT L/RS 485 conversion module, the control panel communicates with the P L C module and the CPU module through the ModBus protocol, the sensor is connected to an ADC module in the CPU module through the signal conditioning circuit, the roll diameter detection device is connected to an IO port of the CPU module, a DAC module in the CPU module is connected to the material axis servo motor driver through the subtraction circuit, an output end of the CPU module is connected to the material axis servo motor driver, the material axis servo motor driver is connected to the material axis motor, the P L C module is connected to the material receiving axis servo motor driver, and the material receiving axis servo motor driver is connected to the material receiving axis servo motor.
In a preferred embodiment of the present invention, the roll diameter detecting device includes an electro-optical switch disposed at a side portion of the material bobbin.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: by using double sets of PID parameters, self-adaptive calculation is carried out on a material shaft under the conditions of full material and empty material or large difference of roll diameter, tension is stably output in the process of winding the coiled material, the winding quality is ensured, and further the production quality of a capacitor product is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the pendulum roller of the present invention in a zero position indexing position.
Fig. 2 is a schematic view of the oscillating roller of the present invention in a normal working position.
Fig. 3 is a schematic structural view of the oscillating roller of the present invention at a full scale calibration station.
Fig. 4 is a block diagram of the hardware configuration of the tension control device of the present invention.
FIG. 5 is a schematic diagram of the detection of the roll diameter detecting apparatus according to the present invention.
Fig. 6 is a system main flow diagram of the present invention.
FIG. 7 is a flowchart of the ADC interrupt service routine of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below.
Referring to fig. 1 to 3, the floating roller type tension controller includes a tension control device 300 connected to a discharging device 100 and a receiving device 200, wherein the discharging device 100 includes a material shaft 110, a material shaft motor 120, and a driving roller 130. The material receiving device 200 includes a material receiving shaft 210, a material receiving shaft motor 220, and a driven wheel 230.
The tension control device 300 comprises a sensor 320 arranged on a bracket 310, the sensor 320 is connected with one end of a tension swing arm 331, the other end of the tension swing arm 331 is provided with a swing roller 332, signals on the sensor 320 and the position of the tension swing arm 331 are linearly mapped, and the sensor 320 is preferably a potentiometer type sensor. The sensor 320, the material shaft motor 120 and the material receiving shaft motor 220 are respectively connected with the control device 340, the control device 340 is provided with two sets of PID parameters for respectively controlling the rotating speed of the material shaft motor 120 and the material receiving shaft motor 220, and the floating roller type tension controller further comprises a roll diameter detection device 400 for detecting the size of the roll diameter.
In this embodiment, the swing roller 332 has a normal operation station 2, a zero calibration station 1, and a full-scale calibration station 3. The cylinder is connected with the tension swing arm 331, and due to the thrust of the cylinder, the tension swing roller is stopped at the zero calibration station 1, and zero calibration needs to be performed on the tension controller at this time, as shown in fig. 1; swinging the tension swing arm 331 causes the swing roller 332 to reach the maximum position full scale calibration station 3, where a mechanical limit mechanism is disposed, as shown in fig. 3, at this time, the full scale calibration is performed on the panel of the tension controller, and the deviation generated in the installation and use process is eliminated through zero calibration and full scale calibration. In normal operation, under the action of the tension controller, the tension swing arm 331 controls the spindle motor 120 to stop the swing roller 332 at the normal operation station 2, so as to maintain a constant tension, as shown in fig. 2.
In this embodiment, as shown in fig. 4, the control device 340 includes a signal conditioning circuit 341, a CPU module 342, a subtraction circuit 343, a material axis servo motor driver 344, a TT L/RS 485 conversion module 345, a P L C module 346, a material receiving axis servo motor driver 347, and a control panel 348. P L C module 346 connected to the CPU module 342 through the TT L/RS 485 conversion module 345, the control panel 348 communicating with the P L C module 346 and the CPU module 342 through the ModBus protocol, the sensor 320 connected to an ADC module 349a in the CPU module 342 through the signal conditioning circuit 341, the winding diameter detection device 400 connected to an IO port of the CPU module 342, a DAC module 349b in the CPU module 342 connected to the material axis servo motor driver 344 through the subtraction circuit 343, an output end of the CPU module 342 connected to the material axis servo motor driver 344, the material axis servo motor driver 344 connected to the material axis motor 120, and the P L C module 346 connected to the material receiving axis servo motor driver 347, where the material receiving axis servo motor driver 347 connected to the material axis servo motor driver 220.
The control panel 348 sets the starting acceleration time, the running rotation speed and the stopping deceleration time of the material receiving shaft 210, and controls the starting and stopping of the material receiving shaft motor 220; the control panel 348 also sets two sets of PID parameters of the tension controller, zero/full scale calibration, tension output setting, digital filtering setting of the tension sensor, start/stop of the tension controller, and the like through the ModBus protocol.
The signal of the sensor 320 is filtered and amplified by the signal conditioning circuit 341 and enters the ADC module 349a of the tension controller CPU module 342 for further digital filtering; the large and small roll diameter signals are IO signals obtained by the roll diameter detection device 400, which represent the current roll diameter grade, and as shown in fig. 5, the roll diameter detection device 400 includes a photoelectric switch arranged at the side of the material shaft 110, and the tension controller does not need a very accurate roll diameter information, the invention only uses the photoelectric switch to distinguish the large and small rolls, and through the photoelectric switch, when the roll diameter is large, the photoelectric switch is blocked by the film material, the signal received by the receiving end is 0, and when the material shaft is consumed, the material shaft becomes a small roll, the signal received by the receiving end is 1; the control signal obtained by the tension control CPU module 342 after PID operation is converted from a 0V to 5V signal to a-2.5V to +2.5V signal through a subtraction circuit 343; the-2.5V to +2.5V signal is connected to the input pin of the material shaft servo motor driver 344, the rotation speed of the material shaft motor 120 is controlled by the magnitude of the voltage, and the rotation direction of the motor is controlled by the polarity of the voltage (the reverse rotation of the motor is used for the material receiving of the material shaft in the electric mode).
The P L C module 346 receives the command and setting from the control panel 348, connects with the communication port of the material receiving shaft servo motor driver 347 through the RS232, and operates according to the set start-up acceleration time, stop-down time and running speed.
Referring to fig. 6, after hardware is started, hardware is initialized first, including hardware devices such as ADC, DAC, UART, NVRAM, and the like; reading configuration parameters from the NVRAM, because the capacitor winding requires multiple tension controllers to work simultaneously, and setting the address of the machine according to the dial switch of the plate; initializing PID parameters, starting ADC timing sampling, and acquiring signals of a potentiometer type sensor at fixed time; and checking whether a command of a control panel exists, wherein the control panel has calibration, PID setting, target tension control and the like, and performing corresponding processing after receiving the command.
The tension control adopts a speed mode, when the real-time tension is greater than the set tension, the output voltage value is increased, the rotating speed of the material shaft is increased, and the tension is reduced at the moment; when the real-time tension is smaller than the set tension, the output voltage value is reduced, the rotating speed of the material shaft is reduced, and the tension of the system is correspondingly increased, so that the circulating operation is realized, and the automatic control is realized.
As shown in fig. 7, the tension PID processing is performed in the ADC interrupt routine service routine. The interrupt service routine carries out sliding filtering on the signal of the potentiometer type sensor; acquiring a current large and small volume signal through a photoelectric switch, and loading different PID parameters according to the volume diameter; judging the current state according to the current PID output trend, wherein the current state can be an acceleration stage, a deceleration stage and a constant speed stage, and different PID parameter correction values are made according to different stages; and the tension error value is used as an error signal, incremental PID calculation is carried out, the voltage of 0 to 5V is output, the voltage enters a peripheral subtraction circuit to be changed into the voltage of-2.5V to +2.5V, and the voltage is sent to a servo voltage controller, so that the aims of small deviation and quick system response are finally fulfilled.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a floating roll formula tension controller, includes the tension control device who is connected with blowing device and material collecting device, the blowing device includes material axle, material axle motor and driving roller, material collecting device is including receiving the material axle, receiving the material axle motor and from the driving wheel, its characterized in that, tension control device is including setting up the sensor on the support, the sensor is connected with the one end of tension swing arm, and the other end of tension swing arm is provided with pendulum roller, and signal and the linear mapping in tension swing arm position on the sensor, material axle motor and receiving the material axle motor are connected with controlling means respectively, controlling means has two sets of PID parameters of controlling material axle motor and receiving the material axle motor rotational speed respectively, floating roll formula tension controller still is including the roll diameter detection device who detects roll diameter size.
2. The float-roller tension controller of claim 1 wherein said sensor is a potentiometer-type sensor.
3. The float roll tension controller of claim 1 wherein said pendulum roller has a normal operating position, a zero calibration position and a full scale calibration position.
4. The floating roll tension controller as claimed in claim 3, wherein said zero calibration station and said full scale calibration station are provided with mechanical limit mechanisms.
5. The floating roll type tension controller as claimed in claim 1, wherein said control device comprises a signal conditioning circuit, a CPU module, a subtraction circuit, a material axis servo motor driver, a TT L/RS 485 conversion module, a P L C module, a material receiving axis servo motor driver, and a control panel, said P L C module is connected to the CPU module by using TT L/RS 485 conversion module, said control panel communicates with the P L C module and the CPU module through ModBus protocol, said sensor is connected to an ADC module in the CPU module through the signal conditioning circuit, said roll diameter detection device is connected to an IO port of the CPU module, a DAC module in the CPU module is connected to the material axis servo motor driver through the subtraction circuit, an output end of the CPU module is connected to the material axis servo motor driver, said material axis servo motor driver is connected to the material axis motor, said P L C module is connected to the material receiving axis servo motor driver, and said material receiving axis servo motor driver is connected to the material receiving axis servo motor.
6. The floating roll tension controller as claimed in claim 1, wherein said roll diameter detecting means comprises an electro-optical switch provided at a side of the spool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010182937.0A CN111392481A (en) | 2020-03-16 | 2020-03-16 | Floating roller type tension controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010182937.0A CN111392481A (en) | 2020-03-16 | 2020-03-16 | Floating roller type tension controller |
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| Publication Number | Publication Date |
|---|---|
| CN111392481A true CN111392481A (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010182937.0A Pending CN111392481A (en) | 2020-03-16 | 2020-03-16 | Floating roller type tension controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111392481A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024041168A1 (en) * | 2022-08-22 | 2024-02-29 | 宁德时代新能源科技股份有限公司 | Floating roller position detection apparatus, floating roller position adjustment device, and rolling system |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6405098B1 (en) * | 1999-05-20 | 2002-06-11 | Man Roland Druckmaschinen Ag | Control arrangement for unwinding equipment for webs |
| JP2003261121A (en) * | 2002-03-04 | 2003-09-16 | Ishida Co Ltd | Label issuing apparatus |
| CN101644934A (en) * | 2009-09-09 | 2010-02-10 | 中国电子科技集团公司第四十五研究所 | Cutting line constant tension closed-loop control method of single-line cutting machine |
| CN102117081A (en) * | 2010-01-04 | 2011-07-06 | 台达电子工业股份有限公司 | Tension control module arranged in transducer and provided with tension and speed close loop |
| CN203173585U (en) * | 2013-04-16 | 2013-09-04 | 云南恩典科技产业发展有限公司 | Dividing and cutting machine for tipping paper for cigarette |
| CN103879818A (en) * | 2014-03-27 | 2014-06-25 | 深圳市新嘉拓自动化技术有限公司 | Servo control double-closed-loop tension oscillating roller |
| CN204342107U (en) * | 2014-11-28 | 2015-05-20 | 大连橡胶塑料机械股份有限公司 | Novel floating roller tension-adjusting gear |
| CN204464045U (en) * | 2015-03-26 | 2015-07-08 | 湖南城市学院 | A kind of transformer coil winding machine |
| CN204607206U (en) * | 2015-01-30 | 2015-09-02 | 杭州添丽装饰纸有限公司 | The tenslator of 3D science and technology paper |
| CN105584880A (en) * | 2014-11-12 | 2016-05-18 | 中国科学院沈阳科学仪器股份有限公司 | Continuous winding control system for flexible strip material and control method of system |
| CN207645473U (en) * | 2017-12-22 | 2018-07-24 | 东莞市超鸿自动化设备有限公司 | membrane tension control device |
| CN208562736U (en) * | 2018-07-26 | 2019-03-01 | 常州旭禾自动化技术有限公司 | A kind of tricot machine electronic warp feeding controller |
| CN109534045A (en) * | 2018-12-29 | 2019-03-29 | 西安西驰电气股份有限公司 | A kind of coil diameter calculation method and winding/unwinding device based on rotary inertia |
| CN110042538A (en) * | 2019-06-04 | 2019-07-23 | 江苏科瑞德智控自动化科技有限公司 | One kind being based on Embedded High Speed Rapier Loom special plane networked control systems |
-
2020
- 2020-03-16 CN CN202010182937.0A patent/CN111392481A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6405098B1 (en) * | 1999-05-20 | 2002-06-11 | Man Roland Druckmaschinen Ag | Control arrangement for unwinding equipment for webs |
| JP2003261121A (en) * | 2002-03-04 | 2003-09-16 | Ishida Co Ltd | Label issuing apparatus |
| CN101644934A (en) * | 2009-09-09 | 2010-02-10 | 中国电子科技集团公司第四十五研究所 | Cutting line constant tension closed-loop control method of single-line cutting machine |
| CN102117081A (en) * | 2010-01-04 | 2011-07-06 | 台达电子工业股份有限公司 | Tension control module arranged in transducer and provided with tension and speed close loop |
| CN203173585U (en) * | 2013-04-16 | 2013-09-04 | 云南恩典科技产业发展有限公司 | Dividing and cutting machine for tipping paper for cigarette |
| CN103879818A (en) * | 2014-03-27 | 2014-06-25 | 深圳市新嘉拓自动化技术有限公司 | Servo control double-closed-loop tension oscillating roller |
| CN105584880A (en) * | 2014-11-12 | 2016-05-18 | 中国科学院沈阳科学仪器股份有限公司 | Continuous winding control system for flexible strip material and control method of system |
| CN204342107U (en) * | 2014-11-28 | 2015-05-20 | 大连橡胶塑料机械股份有限公司 | Novel floating roller tension-adjusting gear |
| CN204607206U (en) * | 2015-01-30 | 2015-09-02 | 杭州添丽装饰纸有限公司 | The tenslator of 3D science and technology paper |
| CN204464045U (en) * | 2015-03-26 | 2015-07-08 | 湖南城市学院 | A kind of transformer coil winding machine |
| CN207645473U (en) * | 2017-12-22 | 2018-07-24 | 东莞市超鸿自动化设备有限公司 | membrane tension control device |
| CN208562736U (en) * | 2018-07-26 | 2019-03-01 | 常州旭禾自动化技术有限公司 | A kind of tricot machine electronic warp feeding controller |
| CN109534045A (en) * | 2018-12-29 | 2019-03-29 | 西安西驰电气股份有限公司 | A kind of coil diameter calculation method and winding/unwinding device based on rotary inertia |
| CN110042538A (en) * | 2019-06-04 | 2019-07-23 | 江苏科瑞德智控自动化科技有限公司 | One kind being based on Embedded High Speed Rapier Loom special plane networked control systems |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024041168A1 (en) * | 2022-08-22 | 2024-02-29 | 宁德时代新能源科技股份有限公司 | Floating roller position detection apparatus, floating roller position adjustment device, and rolling system |
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Application publication date: 20200710 |