CN211569744U - Constant tension control device of steel cord take-up machine - Google Patents
Constant tension control device of steel cord take-up machine Download PDFInfo
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- CN211569744U CN211569744U CN201922022516.7U CN201922022516U CN211569744U CN 211569744 U CN211569744 U CN 211569744U CN 201922022516 U CN201922022516 U CN 201922022516U CN 211569744 U CN211569744 U CN 211569744U
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Abstract
The utility model discloses a steel cord generates technical field's a steel cord admission machine permanent tension control device, aim at solving among the prior art because the long numerical value that receives the line I-shaped wheel and bear weight along with its coiling steel cord increases, torque motor output torque fails to change thereupon, leads to receiving the line I-shaped wheel and rotates the speed reduction, receives the line I-shaped wheel and pulls the tension that the steel cord produced also diminish gradually, and then has influenced the technical problem of steel cord coiling compactness on the finished product I-shaped wheel. The device comprises an analog quantity output module electrically connected with the torque motor; the analog quantity output module is used for generating an analog quantity signal; the torque motor is used for driving the wire take-up spool to rotate based on the analog quantity signal.
Description
Technical Field
The utility model relates to a permanent tension control device of steel cord admission machine belongs to steel cord and generates technical field.
Background
In the stranding machine tool equipment for steel cord production, a torque motor is adopted by a part of steel cord rewinding machines to be in transmission connection with a rewinding spool, and the torque motor drives the rewinding spool to rotate so as to rewind the steel cord. The take-up spool bears an increasing weight as the number of meters of the steel cord wound thereon increases. Under the condition that the weight borne by the take-up spool is gradually increased, the torque required by the torque motor for driving the take-up spool to rotate at a constant speed is also increased, but the torque output by the torque motor cannot be changed along with the torque, so that the rotation of the take-up spool is decelerated, the tension generated by the take-up spool for drawing the steel cord is also gradually reduced, and further the winding tightness of the steel cord on the finished spool is influenced.
Because the winding tightness of the steel cord on the finished spool is poor, the phenomenon of unstable paying-off tension of the steel cord can occur in the process of calendering and using the steel cord in a tire factory, and defective products are easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to prior art's is not enough, the utility model aims to provide a permanent tension control device of steel cord admission machine to solve among the prior art because the long numerical value that receives the line I-shaped wheel and bear weight along with its coiling steel cord increases, torque motor output torque fails thereupon to change, leads to receiving the line I-shaped wheel and rotates the speed reduction, receives the line I-shaped wheel and pulls the tension that the steel cord produced also diminish gradually, and then has influenced the technical problem of steel cord coiling compactness on the finished product I-shaped wheel.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a constant tension control device of a steel cord take-up machine comprises an analog quantity output module electrically connected with a torque motor;
the analog quantity output module is used for generating an analog quantity signal;
the torque motor is used for driving the wire take-up spool to rotate based on the analog quantity signal.
Furthermore, the device also comprises a main control module which is electrically connected with the analog quantity output module;
the main control module is used for controlling the analog quantity output module to generate an analog quantity signal based on the length value of the steel cord wound by the take-up spool.
Further, the master control module comprises a PLC.
Furthermore, the analog quantity output module is electrically connected with the torque motor through a torque motor controller;
and the torque motor controller responds to the analog quantity signal and outputs a driving voltage corresponding to the analog quantity signal.
Furthermore, the output end of the analog quantity output module is electrically connected with the direct-current voltage trigger control end of the torque motor controller, and the alternating-current voltage output end of the torque motor controller is electrically connected with the input end of the torque motor.
Further, the torque motor is in transmission connection with the wire take-up spool;
the torque motor responds to the driving voltage and drives the wire take-up spool to rotate.
Compared with the prior art, the utility model discloses the beneficial effect who reaches: the utility model discloses the device has increased analog output module at torque motor controller's input, to the trigger control mode of torque motor controller alternating voltage output size, by original 0 ~ 5V potentiometre regulation and control, change into and control by the 0 ~ 5V analog signal of analog output module output. And calculating the length value of the meter of the steel cord wound by the take-up spool according to the PLC, and accordingly controlling the analog output module to output an analog signal corresponding to the length value of the meter. When the meter length value is gradually increased, the analog output module automatically adjusts the voltage value of the analog signal, so that the output voltage of the torque motor controller is adjusted. The larger the meter length value is, the higher the output voltage of the analog quantity output module is, the higher the working voltage of the torque motor is, and the larger the take-up torque generated by the take-up spool is, so that the tension of the steel cord wound by the take-up spool is ensured to be constant. The utility model discloses the device only needs to carry out few changes on current steel cord stranding equipment, reforms transform through low-cost electrical control, just can realize receiving line constant tension control's function, is showing and has promoted product quality.
Drawings
Fig. 1 is a schematic view of a connection structure of an embodiment of the device of the present invention.
In the figure: 1. a PLC; 2. an analog quantity output module; 3. a torque motor controller; 4. a torque motor; 5. a wire take-up spool.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The utility model provides a concrete embodiment provides a constant tension control device of steel cord admission machine, as shown in FIG. 1, is the utility model discloses the connection structure schematic diagram of device embodiment, the device includes PLC1 and the analog output module 2 that increases in lathe electrical control system, PLC 1's output and analog output module 2's input electric connection, analog output module 2's output and torque motor controller 3's direct current voltage trigger control end electric connection, torque motor controller 3's alternating current voltage output and torque motor 4's input electric connection, torque motor 4's power take-off end and the transmission of receiving line I-shaped wheel 5 are connected.
The utility model discloses specific embodiment still provides a steel cord admission machine constant tension control method, the method is based on the utility model discloses specific embodiment provides a steel cord admission machine constant tension control device realizes, the method includes following step:
step one, the PLC1 calculates the length value of the meter of the steel cord wound by the take-up spool 5, and controls the analog output module 2 to output an analog signal corresponding to the length value of the meter of the steel cord wound by the take-up spool 5 through a preset control program. When the length of the meter is gradually increased, the voltage of 0-5V output by the analog output module 2 is automatically increased.
And step two, the analog quantity signal is output to the torque motor controller 3, the torque motor controller 3 responds to the analog quantity signal, and the alternating voltage output end of the torque motor controller outputs alternating voltage corresponding to the analog quantity signal. When the voltage of 0-5V output by the analog quantity output module 2 rises, the torque motor controller 3 is triggered to output higher alternating voltage.
And step three, the alternating voltage is output to the torque motor 4, the torque motor 4 responds to the alternating voltage, and the power output end of the torque motor outputs torque corresponding to the alternating voltage. When the ac voltage output from the trigger torque motor controller 3 rises, the trigger torque motor 4 outputs a larger torque.
And step four, the take-up spool 5 rotates under the driving of the output torque of the trigger torque motor 4. If the output torque of the trigger torque motor 4 is increased, the take-up torque generated by the take-up spool 5 is also increased, so that the tension of the steel cord wound by the take-up spool 5 is constant.
The utility model discloses the device has increased analog output module 2 at torque motor controller 3's input, to the trigger control mode of 3 alternating voltage output sizes of torque motor controller, by original 0 ~ 5V potentiometre regulation and control, change into and control by the 0 ~ 5V analog signal of the 2 output of analog output module. And calculating the length value of the meter of the steel cord wound by the take-up spool 5 according to the PLC1, and accordingly controlling the analog output module 2 to output an analog signal corresponding to the length value of the meter. When the meter length value is gradually increased, the analog output module 2 automatically adjusts the voltage value of the analog signal, so as to adjust the output voltage of the torque motor controller 3. The larger the meter length value is, the higher the output voltage of the analog output module 2 is, the higher the working voltage of the torque motor 4 is, and the larger the take-up torque generated by the take-up spool 5 is, so that the tension of the steel cord wound by the take-up spool 5 is ensured to be constant. The utility model discloses the device only needs to carry out few changes on current steel cord stranding equipment, reforms transform through low-cost electrical control, just can realize receiving line constant tension control's function, is showing and has promoted product quality.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (6)
1. A constant tension control device of a steel cord take-up machine is characterized by comprising an analog output module (2) electrically connected with a torque motor (4);
the analog quantity output module (2) is used for generating an analog quantity signal;
the torque motor (4) is used for driving the wire take-up spool (5) to rotate based on the analog quantity signal.
2. The constant tension control device of the steel cord take-up machine according to claim 1, further comprising a main control module electrically connected with the analog output module (2);
the main control module is used for controlling the analog quantity output module (2) to generate an analog quantity signal based on the length value of a steel cord wound by the take-up spool (5).
3. The constant tension control device of a steel cord take-up machine according to claim 2, wherein the main control module comprises a PLC (1).
4. The constant tension control device of the steel cord rewinding machine as claimed in any one of claims 1 to 3, wherein the analog output module (2) is electrically connected to the torque motor (4) through a torque motor controller (3);
the torque motor controller (3) responds to the analog quantity signal and outputs a driving voltage corresponding to the analog quantity signal.
5. The constant tension control device of the steel cord take-up machine according to claim 4, wherein the output end of the analog quantity output module (2) is electrically connected with the direct current voltage trigger control end of the torque motor controller (3), and the alternating current voltage output end of the torque motor controller (3) is electrically connected with the input end of the torque motor (4).
6. The constant tension control device of the steel cord take-up machine according to claim 4, wherein the torque motor (4) is in transmission connection with the take-up spool (5);
the torque motor (4) responds to the driving voltage and drives the wire take-up spool (5) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022516.7U CN211569744U (en) | 2019-11-21 | 2019-11-21 | Constant tension control device of steel cord take-up machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022516.7U CN211569744U (en) | 2019-11-21 | 2019-11-21 | Constant tension control device of steel cord take-up machine |
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| Publication Number | Publication Date |
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| CN211569744U true CN211569744U (en) | 2020-09-25 |
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| CN201922022516.7U Active CN211569744U (en) | 2019-11-21 | 2019-11-21 | Constant tension control device of steel cord take-up machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110759178A (en) * | 2019-11-21 | 2020-02-07 | 江苏兴达钢帘线股份有限公司 | Constant tension control method and device for steel cord take-up machine |
| CN114941251A (en) * | 2022-06-30 | 2022-08-26 | 湖北三江航天江北机械工程有限公司 | Take-up device of large-scale steel wire rope double-twisting machine |
-
2019
- 2019-11-21 CN CN201922022516.7U patent/CN211569744U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110759178A (en) * | 2019-11-21 | 2020-02-07 | 江苏兴达钢帘线股份有限公司 | Constant tension control method and device for steel cord take-up machine |
| CN114941251A (en) * | 2022-06-30 | 2022-08-26 | 湖北三江航天江北机械工程有限公司 | Take-up device of large-scale steel wire rope double-twisting machine |
| CN114941251B (en) * | 2022-06-30 | 2024-03-29 | 湖北三江航天江北机械工程有限公司 | Wire collecting device of large-sized steel wire rope double twisting machine |
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