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CN-224198869-U - Ultrasonic constant tension control device

CN224198869UCN 224198869 UCN224198869 UCN 224198869UCN-224198869-U

Abstract

The utility model relates to an ultrasonic constant tension control device which comprises a fixed plate and an unreeling frequency converter fixedly connected to the inner side of the fixed plate, wherein one side of the unreeling frequency converter is communicated with a wire, one end of the wire is communicated with a speed setter, the upper end of the unreeling frequency converter is communicated with a wire, the upper end of the wire is communicated with an unreeling motor, an unreeling sleeve is arranged outside the output end of the unreeling motor, one end of the unreeling motor is fixedly connected with a fixed rod, one end of the fixed rod is fixedly connected to the inner side of the fixed plate, a traction wire is sleeved on the periphery of the unreeling sleeve, the inner side of the fixed plate is fixedly connected with a traction motor, a traction sleeve I is arranged outside the output end of the traction motor, and a traction sleeve II is arranged below the traction sleeve. The ultrasonic constant tension control device adopts the ultrasonic sensor to detect the sagging distance in a non-contact way, so that mechanical abrasion is avoided.

Inventors

  • ZHAO JIANFENG
  • ZHAO SHENG
  • GAO JINLONG
  • QU XIAODONG
  • YIN ZHONGQI
  • WANG LONG
  • ZOU PEIJUN
  • Sun Guxun
  • ZHAO BAIJI

Assignees

  • 威海光威能源新材料有限公司

Dates

Publication Date
20260505
Application Date
20250528

Claims (7)

  1. 1. The ultrasonic constant tension control device comprises a fixed plate (1) and an unreeling frequency converter (2) fixedly connected to the inner side of the fixed plate (1), and is characterized in that a wire is arranged on one side of the unreeling frequency converter (2) in a communicating mode, a speed setter (3) is arranged on one end of the wire in a communicating mode, a wire is arranged on the upper end of the unreeling frequency converter (2) in a communicating mode, an unreeling motor (4) is arranged on the upper end of the wire in a communicating mode, an unreeling sleeve (5) is arranged on the outer portion of the output end of the unreeling motor (4), a fixed rod is fixedly connected to one end of the unreeling motor (4), a traction wire (6) is sleeved on the periphery of the unreeling sleeve (5), a traction motor (7) is fixedly connected to the inner side of the fixed plate (1), a traction sleeve I (8) is arranged on the outer portion of the output end of the traction motor (7), a traction sleeve II (12) is arranged below the traction sleeve I (8), and the traction wire (6) is clamped between the traction sleeve I (8) and the traction sleeve II (12).
  2. 2. The ultrasonic constant tension control device according to claim 1, wherein the unreeling sleeve (5) is sleeved on the outer side of the unreeling motor (4), the first traction sleeve (8) is sleeved on the outer side of the traction motor (7), a wire is arranged in the traction motor (7) in a communicating mode, a traction frequency converter (9) is arranged at the lower end of the wire in a communicating mode, and the unreeling frequency converter (2) and the traction frequency converter (9) achieve speed synchronization through bus communication.
  3. 3. The ultrasonic constant tension control device is characterized in that one side of the traction frequency converter (9) is communicated with a wire, one end of the wire is communicated with an ultrasonic sensor (10), the ultrasonic sensor (10) detects the sagging distance of materials and feeds the sagging distance back to a control module (11), the control module (11) dynamically adjusts the rotating speed of the traction frequency converter (9) through a closed loop algorithm, the control module (11) adopts a PID algorithm to produce a speed regulation signal of the traction frequency converter (9) according to sagging distance deviation, the lower end of the ultrasonic sensor (10) is fixedly connected with a connecting plate, and one end of the connecting plate is fixedly connected to the inner side of the fixed plate (1).
  4. 4. The ultrasonic constant tension control device according to claim 3, wherein the ultrasonic sensor (10) is arranged right above the material sagging area, the detection direction is vertically downward, a wire is arranged at the lower end of the ultrasonic sensor (10) in a communicating manner, a control module (11) is arranged at one end of the wire in a communicating manner, a connecting block is fixedly connected to one side of the control module (11), and one end of the connecting block is fixedly connected to the inner side of the fixed plate (1).
  5. 5. The ultrasonic constant tension control device according to claim 1, wherein one end of the traction sleeve II (12) is fixedly connected with a fixed shaft, and one end of the fixed shaft is fixedly connected with a sliding block (17).
  6. 6. The ultrasonic constant tension control device according to claim 5, wherein a rectangular frame (18) is movably arranged on the periphery of the sliding block (17), a fixing strip is fixedly connected to the upper end of the rectangular frame (18), the fixing strip is fixedly connected to the lower end of the right half part of the fixing plate (1), the sliding block (17) is slidably connected to the inside of the rectangular frame (18), and a toothed plate (15) is fixedly connected to the lower end of the sliding block (17).
  7. 7. The ultrasonic constant tension control device according to claim 6, wherein a fixing strip is fixedly connected to one side of the rectangular frame (18), a motor (13) is fixedly connected to one side of the fixing strip, a gear (14) is fixedly connected to the output end of the motor (13), and the toothed plate (15) is meshed with the gear (14).

Description

Ultrasonic constant tension control device Technical Field The utility model relates to the technical field of industrial automation control, in particular to an ultrasonic constant tension control device. Background In the process of rewinding the pultruded plate, synchronous control of unreeling and traction equipment is important for tension stability. The traditional tension control method mostly adopts a mechanical tension sensor or a magnetic powder brake, and has the following problems: 1. The mechanical sensor is easy to wear, and the precision is reduced along with the service time; 2. The magnetic powder brake has high energy consumption and slow response speed; 3. Relying on manual adjustment is difficult to meet the requirements of high-speed and high-precision production. The utility model solves the technical problems by ultrasonic non-contact detection and dynamic adjustment of the frequency converter. An ultrasonic constant tension control device is proposed to solve the above-mentioned problems. Disclosure of utility model Aiming at the problems, the utility model provides the constant tension control device which has simple structure, high response speed and no need of mechanical contact, and ensures that the tension of materials is constant in unreeling and traction processes. The technical scheme is that the automatic feeding and discharging device comprises a fixing plate and an unwinding frequency converter fixedly connected to the inner side of the fixing plate, and is characterized in that one side of the unwinding frequency converter is communicated with a wire, one end of the wire is communicated with a speed setter, the upper end of the unwinding frequency converter is communicated with a wire, the upper end of the wire is communicated with an unwinding motor, an unwinding sleeve is arranged outside an output end of the unwinding motor, one end of the unwinding motor is fixedly connected with a fixing rod, one end of the fixing rod is fixedly connected to the inner side of the fixing plate, a traction wire is sleeved on the periphery side of the unwinding sleeve, the inner side of the fixing plate is fixedly connected with a traction motor, a traction sleeve I is arranged outside the output end of the traction motor, a traction sleeve II is arranged below the traction sleeve, and the traction wire is clamped between the traction sleeve I and the traction sleeve II. Preferably, the unreeling sleeve is sleeved outside the unreeling motor, the traction sleeve is sleeved outside the traction motor, a wire is arranged in the traction motor in a communicating manner, a traction frequency converter is arranged at the lower end of the wire in a communicating manner, the speed synchronization is realized by the unreeling frequency converter and the traction frequency converter through bus communication, and the traction frequency converter is configured to run synchronously with the unreeling frequency converter. Preferably, the above-mentioned ultrasonic detection unit installs between unreeling and traction unit, and real-time detection material sagging distance and conversion are the electrical signal, traction converter one side intercommunication is provided with the wire, wire one end intercommunication is provided with ultrasonic sensor, ultrasonic sensor detects material sagging distance and feeds back to control module, and control module passes through closed loop algorithm dynamic adjustment traction converter rotational speed, control module adopts the PID algorithm, produces traction converter speed governing signal according to sagging distance deviation, ultrasonic sensor lower extreme fixedly connected with connecting plate, connecting plate one end fixed connection is inboard at the fixed plate. Preferably, the control module dynamically adjusts the rotation speed of the traction frequency converter according to the ultrasonic signal, the larger the sagging distance is, the faster the traction rotation speed is, until the material is straightened, the ultrasonic sensor is arranged right above the material sagging area, the detection direction is vertically downward, the lower end of the ultrasonic sensor is communicated with a wire, one end of the wire is communicated with the control module, one side of the control module is fixedly connected with a connecting block, and one end of the connecting block is fixedly connected with the inner side of the fixing plate. Preferably, one end of the traction sleeve II is fixedly connected with a fixed shaft, and one end of the fixed shaft is fixedly connected with a sliding block. Preferably, the movable rectangle frame that is provided with in slider week side, rectangle frame upper end fixedly connected with fixed strip, fixed strip fixed connection is in the half lower extreme in fixed plate right side, slider sliding connection is in inside the rectangle frame, just slider lower extreme fixedly connected with pinion rack. Prefe