阅读说明：本技术 适用于纺丝的卷绕速度控制装置 (Winding speed control device suitable for spinning ) 是由 裴小强 王彪 王强 倪澄峰 于 2018-08-21 设计创作，主要内容包括：一种适用于纺丝的卷绕速度控制装置,其特征在于包括第一导轮、第二导轮、卷绕辊、支架,摆杆、安装板、电机及控制单元模块,前述摆杆的中部能转动地设于支架上并一端设有滚轮,该滚轮上设有配重物,前述的安装板设于前述支架上并安装端面的弧形方向上至少布置有两个用于检测摆杆另一端转动角度的光电位置传感器；前述的控制单元模块与信号输入端与光电位置传感器连接,信号输出端与电机连接。摆杆感测到丝线速度的快慢,通过光电位置传感器时时将信号传递给电机,由电机发出指令来调节卷绕辊的转速,从而有效降低丝线拉断的情况。(A winding speed control device suitable for spinning is characterized by comprising a first guide wheel, a second guide wheel, a winding roller, a support, a swing rod, a mounting plate, a motor and a control unit module, wherein the middle part of the swing rod is rotatably arranged on the support, one end of the swing rod is provided with a roller, the roller is provided with a counterweight, the mounting plate is arranged on the support, and at least two photoelectric position sensors for detecting the rotation angle of the other end of the swing rod are arranged in the arc direction of the mounting end surface; the control unit module is connected with the signal input end and the photoelectric position sensor, and the signal output end is connected with the motor. The oscillating bar senses the speed of the silk thread, the photoelectric position sensor transmits signals to the motor in real time, and the motor sends instructions to adjust the rotating speed of the winding roller, so that the condition that the silk thread is broken is effectively reduced.)

1. A winding speed control device suitable for spinning is characterized by comprising a first guide wheel (1), a second guide wheel (2), a winding roller (3), a bracket (4), a swing rod (5), a mounting plate (41), a motor (31) and a control unit module (9), wherein the first guide wheel (1) and the second guide wheel (2) can freely rotate around a central shaft and are arranged at intervals; the middle part of the swing rod (5) is rotatably arranged on the bracket (4), one end of the swing rod is provided with a roller (6), the roller (6) is provided with a counterweight (61), the mounting plate (41) is arranged on the bracket (4) and at least two photoelectric position sensors (7) for detecting the rotation angle of the other end of the swing rod (5) are arranged in the arc direction of the mounting end surface; the motor (31) can drive the winding roller (3) to rotate; the control unit module (9) is connected with a signal input end and a photoelectric position sensor (7), and a signal output end is connected with a motor (31); under the working state, the silk threads sequentially pass through the upper end face of the first guide wheel (1), the lower end face of the roller (6), the upper end face of the second guide wheel (2) and the winding roller (3).

2. The winding speed control device for spinning according to claim 1, characterized in that the swing link (5) is rotatably arranged on the bracket (4) through a rotating shaft, an angular displacement sensor (8) is arranged in the middle of the rotating shaft or the swing link (5), and the angular displacement sensor (8) is connected with the signal input end of the control unit module (9).

3. The winding speed control device for spinning according to claim 1, wherein the mounting plate (41) has a fan shape, and the rotation center of the swing link (5) is located at the center of the mounting plate (41).

Technical Field

The invention relates to an auxiliary device for producing a hollow fiber membrane, in particular to a device for adjusting the winding speed of a silk thread in the spinning process.

Background

In the production process of chemical fibers and hollow fiber membranes, yarns need to be collected and wound on winding rollers or a process of transferring the yarns from one winding roller to another winding roller exists, the yarns are often broken due to improper tension or speed control in the spinning or transferring process, the yarns need to be connected after being broken, and the yarns can be continued after being connected.

Disclosure of Invention

The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a winding speed control device suitable for spinning.

The present invention is directed to provide a winding speed control device suitable for spinning, which can buffer the yarn and prevent the yarn from being broken.

The technical scheme adopted by the invention for solving the technical problems is as follows: a winding speed control device suitable for spinning is characterized by comprising a first guide wheel, a second guide wheel, a winding roller, a bracket, a swing rod, a mounting plate, a motor and a control unit module, wherein the first guide wheel and the second guide wheel can freely rotate around a central shaft and are arranged at intervals; the middle part of the swing rod is rotatably arranged on the bracket, one end of the swing rod is provided with a roller, the roller is provided with a counterweight, the mounting plate is arranged on the bracket, and at least two photoelectric position sensors for detecting the rotation angle of the other end of the swing rod are arranged in the arc direction of the mounting end surface; the motor can drive the winding roller to rotate; the control unit module is connected with the signal input end and the photoelectric position sensor, and the signal output end is connected with the motor; under the working state, the silk thread passes through the upper end surface of the first guide wheel, the lower end surface of the roller, the upper end surface of the second guide wheel and the winding roller in sequence.

The swing rod is rotatably arranged on the bracket through a rotating shaft, an angle displacement sensor is arranged in the middle of the rotating shaft or the swing rod, and the angle displacement sensor is connected with a signal input end of the control unit module. The angular displacement sensor is used for fine adjustment, the photoelectric position sensor is used for coarse adjustment,

preferably, the mounting plate is fan-shaped, and the rotation center of the swing rod is located at the center of the circle of the mounting plate.

Compared with the prior art, the invention has the advantages that: the oscillating bar senses the speed of the silk thread, the photoelectric position sensor transmits signals to the motor in real time, and the motor sends instructions to adjust the rotating speed of the winding roller, so that the condition that the silk thread is broken is effectively reduced. The buffer mechanism formed by the roller and the counterweight can play a role in buffering the change within a certain range, and further avoid the tensile breaking of the silk thread.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment.

FIG. 2 is a control schematic block diagram of an embodiment.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1, the winding speed control device suitable for spinning in this embodiment includes a first guide wheel 1, a second guide wheel 2, a winding roller 3, a bracket 4, a swing link 5, a mounting plate 41, a motor 31 and a control unit module 9, wherein the first guide wheel 1 and the second guide wheel 2 can freely rotate around a central shaft and are arranged at intervals; the middle part of the swing rod 5 is rotatably arranged on the bracket 4, one end of the swing rod is provided with a roller 6, the roller 6 is provided with a counterweight 61, and the middle part of the swing rod 5 is provided with an angle displacement sensor 8. The first guide wheel 1 in this embodiment is also provided on the bracket 4, and the second guide wheel 2 is provided on the guide wheel bracket 21.

The mounting plate 41 is arranged on the bracket 4, and four photoelectric position sensors 7 for detecting the rotation angle of the other end of the swing rod 5 are arranged in the arc direction of the mounting end surface; the mounting plate 41 is fan-shaped, and the rotation center of the swing rod 5 is located at the center of the circle of the mounting plate 41.

The motor 31 can drive the winding roller 3 to rotate. Referring to fig. 2, the control unit module 9 and the signal input terminal are respectively connected to the photoelectric position sensor 7 and the angular displacement sensor 8, and the signal output terminal is connected to the motor 31; in a working state, the silk thread 10 sequentially passes through the upper end surface of the first guide wheel 1, the lower end surface of the roller 6, the upper end surface of the second guide wheel 2 and the winding roller 3.

The buffer mechanism composed of the roller 6 and the counterweight 61 can buffer the silk thread when the conduction speed of the silk thread changes to a certain degree, so as to avoid the breaking of the silk thread. And (3) enabling spun yarns or yarns on a winding roller to sequentially pass through the upper end surface of the first guide wheel 1, the lower end surface of the roller 6, the upper end surface of the second guide wheel 2 and the winding roller 3, and when the winding speed is too high, giving an angular displacement sensor 8 to a control unit module to reduce the rotating speed of the winding roller. When the speed is too high, the photoelectric position sensor 7 transmits a signal to the integrated control unit module to perform shutdown processing, if the winding speed is low, the angular displacement sensor belongs to fine adjustment, and the photoelectric position sensor belongs to coarse adjustment.