CN212245718U

CN212245718U - Digital electronic tension control device

Info

Publication number: CN212245718U
Application number: CN202021423714.0U
Authority: CN
Inventors: 杨彦兵
Original assignee: Kunshan Zhiling Automation Technology Co ltd
Current assignee: Kunshan Zhiling Automation Technology Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2020-12-29
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a digital electronic tension control device, which comprises a base, a stand column arranged on one side of the base, and a tension bracket arranged on the top of the stand column, wherein the bottom of the tension bracket is provided with a wire passing device arranged corresponding to a yarn fixing rod, a wire passing pipe is arranged above the wire passing device, and one end of the wire passing pipe is rotatably connected with the tension bracket through a wire passing pipe fixing bracket and a driving device; tension support top is equipped with the line wheel, crosses to be equipped with the sensor of being connected with the PLC controller electricity on the line wheel, the utility model discloses can reduce effectively because of the wire rod material, processing technology, reasons such as wire rod bobbin shape cause the waste that tension differs and produce, and real-time reliable and stable, the economic nature is obvious.

Description

Digital electronic tension control device

Technical Field

The utility model relates to a weaving, wire and cable, drive arrangement coil are made, have netting machine reel wire winding etc. to be used for tension control, specifically indicate a digital electron tension control device.

Background

Along with the industrial development and social progress, the manufacturing industry is more advanced, the original traditional manufacturing industry is upgraded to automation and high-end, China is a large textile country, and a large amount of winding work is applied in the winding production of textile, wires and cables, driving device coils and wire coils of net-tying machines.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a technical scheme does: a digital electronic tension control device comprises a base, a stand column arranged on one side of the base, a tension bracket arranged on the top of the stand column and a PLC (programmable logic controller), wherein a wire passing device is arranged at the bottom of the tension bracket, a wire passing pipe is arranged above the wire passing device, one end of the wire passing pipe is rotatably connected with the tension bracket through a wire passing pipe fixing bracket and a driving device, so that a wire on a yarn fixing rod passes through the wire passing device from bottom to top, and when the wire passes through the wire passing pipe, the wire passing pipe is driven by the driving device to rotate to change the tension of the wire; the wire passing wheel is arranged at the top of the tension support, the sensor electrically connected with the PLC is arranged on the wire passing wheel, so that a wire rod passes through the wire passing pipe, when the wire rod passes through the wire passing wheel provided with the sensor and outwards reaches other winding and winding equipment, the tension change of the wire rod outputs a digital signal to the PLC through the sensor, and the PLC controls the rotation of the driving device.

The driving device is arranged on the other side of the tension bracket, and an output shaft of the driving device penetrates through the tension bracket and is connected with the connecting shaft.

As an improvement, the number of the yarn passing pipes is four, two of the yarn passing pipes are respectively arranged at two ends of the strip-shaped fixing plate in a group, and a yarn passing gap is arranged between each group of the yarn passing pipes, so that the wires on the yarn fixing rod are led into the gaps between the yarn passing pipes from the yarn passing device and led out to the yarn passing wheel from the yarn passing pipes.

As an improvement, the wire passing wheel comprises a first wire passing wheel and a second wire passing wheel, the sensor is arranged on the first wire passing wheel, the first wire passing wheel is arranged above the wire passing pipe fixing support, and the second wire passing wheel is arranged on one side, far away from the wire passing pipe fixing support, of the tension support.

As an improvement, a tension negative limit proximity switch electrically connected with the PLC controller is arranged at the upper part of the wire passing pipe fixing support of the tension support, a tension positive limit proximity switch electrically connected with the PLC controller is arranged at the lower part of the wire passing pipe fixing support, the driving device drives the wire passing pipe fixing support to rotate between the tension negative limit proximity switch and the tension positive limit proximity switch, and the tension negative limit proximity switch and the tension positive limit proximity switch are both arranged on a rotation path of the wire passing pipe fixing support.

As an improvement, the wire passing device is of a hollow structure with wire outlets at two ends, steel balls are filled in the wire passing device, so that wires can pass through gaps among the steel balls, and the wire passing device and the tension bracket adopt a quick-insertion type connection mode.

As an improvement, the first wire passing wheel and the second wire passing wheel are connected with the tension bracket through supporting rods, and the sensor penetrates through the tension bracket and is arranged on the supporting rods of the first wire passing wheel.

After the structure more than adopting, the utility model has the advantages of as follows: the utility model discloses can reduce effectively because of the wire rod material, processing technology, reasons such as wire rod bobbin shape cause the waste that tension differs and produce, and real-time reliable and stable, the economic nature is obvious.

Drawings

Fig. 1 is a schematic structural diagram of a digital electronic tension control device according to the present invention.

Fig. 2 is a schematic side view of the digital electronic tension control device of the present invention.

Fig. 3 is a schematic perspective view of a digital electronic tension control device according to the present invention.

Fig. 4 is a schematic structural view of a thread passing device in the digital electronic tension control device of the present invention.

Fig. 5 is a schematic diagram of the digital electronic tension control device driving device of the present invention rotating to a tension positive limit approaching switch state.

As shown in the figure: 1. the tension device comprises a base, 2, a yarn fixing rod, 3, a stand column, 4, a tension bracket, 5, a wire passing device, 6, a wire passing pipe, 7, a wire passing pipe fixing bracket, 7.1, a strip-shaped fixing plate, 7.2, a connecting shaft, 8, a driving device, 9, a wire passing wheel, 9.1, a wire passing wheel I, 9.2, a wire passing wheel II, 10, a sensor, 11, a tension negative pole limit proximity switch, 12, a tension positive pole limit proximity switch, 13, a steel ball, 14 and a supporting rod.

Detailed Description

With the aid of the attached drawings, the digital electronic tension control device comprises a base 1, a yarn fixing rod 2 arranged on the upper portion of the base 1, a stand column 3 arranged on one side of the base 1, a tension support 4 arranged on the top of the stand column 3 and a PLC (programmable logic controller), wherein a wire passing device 5 arranged corresponding to the yarn fixing rod is arranged at the bottom of the tension support 4, a wire passing pipe 6 is arranged above the wire passing device 5, one end of the wire passing pipe is rotatably connected with the tension support 4 through a wire passing pipe fixing support 7 and a driving device 8, so that a wire rod on the yarn fixing rod 2 passes through the wire passing device 5 from bottom to top, and when the wire rod passes through the wire passing pipe 6, the wire passing pipe 6 is driven by the driving device 8; the top of the tension support 4 is provided with a wire passing wheel 9, the wire passing wheel 9 is provided with a sensor 10 electrically connected with the PLC controller, so that a wire rod passes through the wire passing pipe 6, when the wire rod passes through the wire passing wheel 9 provided with the sensor 10 and outwards reaches other winding equipment, the tension change of the wire rod outputs a digital signal to the PLC controller through the sensor 10, and the PLC controller is electrically connected with the driving device 8 to control the rotation of the driving device.

As a preferred embodiment of this embodiment, the wire guiding tube fixing bracket 7 includes a strip-shaped fixing plate 7.1 for installing the wire guiding tube, and a connecting shaft 7.2 disposed on one side of the strip-shaped fixing plate 7.1 close to the tension bracket 4, the driving device 8 is disposed on the other side of the tension bracket 4, and the output shaft thereof passes through the tension bracket 4 and is connected with the connecting shaft 7.2.

As a preferred embodiment of the present embodiment, the number of the yarn passing pipes 6 is four, two of the yarn passing pipes 6 are respectively arranged at two ends of the elongated fixing plate 7.1, and a yarn passing gap is arranged between each group of the yarn passing pipes 6, so that the wires on the yarn fixing rod 2 are led into the gap between the yarn passing pipes 6 from the yarn passing device 5 and led out from the yarn passing pipes 6 to the yarn passing wheel 9.

As a preferred embodiment of this embodiment, the wire passing wheel 9 includes a first wire passing wheel 9.1 and a second wire passing wheel 9.2, the sensor 10 is disposed on the first wire passing wheel 9.1, the first wire passing wheel 9.1 is disposed above the wire passing pipe fixing bracket 7, and the second wire passing wheel 7.2 is disposed on one side of the tension bracket 4 far away from the wire passing pipe fixing bracket 7.

As a preferred embodiment of this embodiment, a tension negative limit proximity switch 11 electrically connected to the PLC controller is disposed at a position of the tension bracket 4 above the bobbin fixing bracket 7, a tension positive limit proximity switch 12 electrically connected to the PLC controller is disposed at a position of the bobbin fixing bracket 7, the driving device 8 drives the bobbin fixing bracket 7 to rotate between the tension negative limit proximity switch 11 and the tension positive limit proximity switch 12, and both the tension negative limit proximity switch 11 and the tension positive limit proximity switch 12 are disposed on a rotation path of the bobbin fixing bracket 7.

As a preferred embodiment of the present embodiment, the wire passing device 5 is a hollow structure with wire outlets at two ends, steel balls 13 are filled in the hollow structure, so that the wire passes through a gap between the steel balls 13, and the wire passing device 5 is connected with the tension bracket 4 in an insertion manner.

As a preferred embodiment of this embodiment, the first wire passing wheel 9.1 and the second wire passing wheel 6.2 are both connected to the tension bracket 4 through the support rod 14, and the sensor 11 is disposed on the support rod 14 of the first wire passing wheel 9.1 through the tension bracket 4.

When the utility model is implemented, the wire rod on the yarn fixing rod passes through the wire passing device from bottom to top and then passes through the gaps of the four wire passing pipes which are fixed on the wire passing pipe fixing bracket, and the wire rod passes through the wire passing wheel I arranged on the sensor after passing through the four wire passing pipes and then passes through the wire passing wheel II to be outwards wound on other winding equipment; the tension of the wire rod changes constantly in the winding process, the tension is transmitted to the sensor through the first wire wheel, the sensor outputs a digital signal to the PLC, the PLC compares the received tension value with a preset tension value, if the tension acquired in real time is too small, the driving device is controlled to rotate anticlockwise, the driving device drives the wire passing pipe fixing support to rotate, at the moment, the four wire passing pipes enable the wire rod to be bent from the original vertical direction, so that the tension is increased, and if the tension is not increased, the driving device rotates clockwise, so that the tension is reduced; the driving device rotates to be respectively provided with a tension negative limit proximity switch and a tension positive limit proximity switch for controlling limit positions, the tension is added to the maximum when the driving device rotates to the tension negative limit proximity switch, and the tension is reduced to the minimum when the driving device rotates to the tension positive limit proximity switch; acquiring a tension value in real time according to sensing to a PLC (programmable logic controller), and commanding the driving device to rotate positively and negatively to change the tension in real time by the PLC, so that closed-loop constant tension control is realized; the device also has a wire breakage detection function, and when the tension value is continuously 0, the wire breakage is judged.

In addition, the wire passing device is of a hollow structure with wire outlets at two ends, steel balls are filled in the wire passing device, wires can pass through gaps among the steel balls, the number of the steel balls can be increased or decreased according to the thickness and the material of the wires, certain damping effect is provided for the wires, the tension of the wires is stabilized, and the wire passing device is connected with the tension support in a quick plug-in mounting mode and is convenient to install.

The utility model discloses can reduce effectively because of the wire rod material, processing technology, reason such as wire rod bobbin shape cause the waste that tension differs and produce, and real-time reliable and stable, economic nature is obvious, for example, be used for the fishing net trade, net machine drum requires fairly high to wire rod tension, and tension is too little, and the line in the drum can be in disorder, and tension too can lead to the drum opening too big, and the fishing net machine can not be put into to the drum, and tension big and little causes the wire rod too pine or too tight, all unable normal use in the net machine, uses the utility model discloses guarantee that opening size is the same after every drum wire winding, tension elasticity is the same, improve current wire winding greatly and lead to the unstable drum opening size of tension to differ in size, shortcoming such as line capacity differs.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A digital electronic tension control device is characterized by comprising a base, a stand column arranged on one side of the base, a tension bracket arranged on the top of the stand column and a PLC (programmable logic controller), wherein a wire passing device is arranged at the bottom of the tension bracket, a wire passing pipe is arranged above the wire passing device, one end of the wire passing pipe is rotatably connected with the tension bracket through a wire passing pipe fixing bracket and a driving device, so that when a wire passes through the wire passing device from bottom to top and then passes through the wire passing pipe, the wire passing pipe is driven by the driving device to rotate to change the tension of the wire; the wire passing wheel is arranged at the top of the tension support, the sensor electrically connected with the PLC is arranged on the wire passing wheel, so that when a wire passes through the wire passing pipe and then passes through the wire passing wheel provided with the sensor to outwards reach other winding and winding equipment, the tension change of the wire is output to the PLC through the sensor, and the PLC controls the rotation of the driving device.

2. The digital electronic tension control device as claimed in claim 1, wherein the bobbin fixing bracket comprises a bar-shaped fixing plate for fixing the bobbin, a connecting shaft disposed on one side of the bar-shaped fixing plate adjacent to the tension bracket, the driving device is disposed on the other side of the tension bracket, and the output shaft of the driving device passes through the tension bracket and is connected with the connecting shaft.

3. The digital electronic tension control device as claimed in claim 2, wherein the number of the bobbins is four, two of the bobbins are respectively disposed at two ends of the elongated fixing plate, and a bobbin gap is disposed between each of the bobbins, so that the wire on the yarn fixing rod is guided from the bobbin into the gap between the bobbins and is guided from the bobbin to the bobbin wheel.

4. The digital electronic tension control device as claimed in claim 3, wherein the first wire passing wheel comprises a first wire passing wheel arranged on one side of the tension bracket far away from the wire passing pipe fixing bracket.

5. The digital electronic tension control device as claimed in claim 1, wherein the tension bracket is provided with a tension negative limit proximity switch electrically connected to the PLC controller at a position above the bobbin fixing bracket, and a tension positive limit proximity switch electrically connected to the PLC controller at a position below the bobbin fixing bracket, the driving device drives the bobbin fixing bracket to rotate between the tension negative limit proximity switch and the tension positive limit proximity switch, and the tension negative limit proximity switch and the tension positive limit proximity switch are both disposed on a rotation path of the bobbin fixing bracket.

6. The digital electronic tension control device as claimed in claim 1, wherein the wire passing device is a hollow structure with wire outlets at two ends, steel balls are filled in the wire passing device, so that wires can pass through gaps between the steel balls, and the wire passing device and the tension bracket are connected in a quick-plugging manner.

7. The digital electronic tension control device as claimed in claim 4, wherein the first wire guide wheel and the second wire guide wheel are both connected to the tension bracket through a support rod, and the sensor is disposed on the support rod of the first wire guide wheel through the tension bracket.