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CN-117533879-B - Variable-speed follow-up wire winding and unwinding device

CN117533879BCN 117533879 BCN117533879 BCN 117533879BCN-117533879-B

Abstract

The application discloses a variable-speed follow-up wire winding and unwinding device, which relates to the technical field of automatic composite material manufacturing and comprises an unwinding roller, a tension detection roller unit, a tension adjustment roller unit and a winding roller, wherein the tension adjustment roller unit comprises a driving roller and slip guide roller assemblies, a plurality of slip guide roller assemblies are arranged at intervals in a transverse direction in a staggered mode, any slip guide roller assembly positioned at a high position is the same as any slip guide roller assembly positioned at a low position in height, the driving roller is in transmission connection with the slip guide roller assemblies to rotate, and the unwinding roller sequentially winds the tension detection unit, the slip guide roller assemblies and the winding roller. The application solves the problems that the synchronism of the winding and unwinding speed is difficult to control and the rotating speed of the winding roller is not changeable in the winding and unwinding process of the wire rod.

Inventors

  • CHEN YAHUI
  • JIANG WEI
  • RAO ZERONG
  • TANG KAI
  • CHEN LINYUAN

Assignees

  • 成都飞机工业（集团）有限责任公司

Dates

Publication Date
20260512
Application Date
20231110

Claims (8)

  1. 1. The utility model provides a variable speed follow-up wire rod receive and releases device which characterized in that, includes unreeling roller (1), tension detection roller unit (2), tension control roller unit (3) and wind-up roll (4), wherein: The tension adjusting roller unit (3) comprises a driving roller (31) and slip guide roller assemblies, a plurality of slip guide roller assemblies are arranged at intervals in a transverse direction in a staggered mode, any slip guide roller assembly located at a high position is identical to any slip guide roller assembly located at a low position in height, the driving roller (31) is in transmission connection with the slip guide roller assemblies, and the unreeling roller (1) sequentially winds the tension detecting unit, the slip guide roller assemblies and the reeling roller (4); The slip guide roller assembly comprises a spinning leather collar (331), a guide roller (332) and a separation block, wherein the separation block is kept fixed, the guide roller (332) is rotatably arranged on the front surface of the separation block, and the spinning leather collar (331) is sleeved on a common envelope surface formed by the guide roller (332) and the separation block; the bottom end of the guide roller (332) is flush with the bottom end of the isolation block, and the orthographic projection area of the guide roller (332) on the isolation block is smaller than the area of the projection surface; When the winding linear speed generated at the position with the largest diameter of the winding roller (4) is increased, the linear speed of the wire at the position of the contact point between the tension adjusting roller unit (3) and the wire is increased, the tension of the wire is increased, the positive pressure of the wire on the spinning leather ring (331) and the guide roller (332) is increased, the friction force between the wire and the spinning leather ring (331) and between the wire and the guide roller (332) is further increased, the friction force between the spinning leather ring (331) and the wire is also increased as a pair of interaction forces, and the friction force is increased to drive the wire to be accelerated and conveyed forwards until the linear speed of the wire at the contact point of the guide roller (332) is close to the linear speed.
  2. 2. The variable speed follow-up wire winding and unwinding device according to claim 1, characterized in that said spinning apron (331) rotates with respect to said guide roller (332) and said spacer.
  3. 3. The variable speed follow-up wire winding and unwinding device according to claim 1, characterized in that the inner diameter circumference of the spinning apron (331) is larger than the outer diameter circumference of the guide roller (332) and the outer diameter circumference of the spacer.
  4. 4. The variable speed follow-up wire winding and unwinding device according to claim 1, characterized in that the guide roller (332) is arranged on a rotating shaft, a transmission member is arranged on the rotating shaft, and the driving roller (31) is connected with the transmission member in a matching way through a transmission belt.
  5. 5. Variable speed follow-up wire winding and unwinding device according to claim 1, characterized in that the linear speed of the driving roller (31) is greater than the linear speed of the winding roller (4).
  6. 6. The variable speed follow-up wire winding and unwinding device according to claim 1, characterized in that the tension detection roller unit (2) comprises an orientation guide roller (21) and a floating roller (22), wherein one orientation guide roller (21) is arranged on each side of the floating roller (22), and the floating roller (22) floats in a longitudinal lifting manner.
  7. 7. A variable speed follow-up wire winding and unwinding device according to claim 6, characterized in that the dancer roll (22) moves along the perpendicular bisector of the line connecting the orientation guide rolls (21) on both sides.
  8. 8. Variable speed follow-up wire winding and unwinding device according to claim 6, characterized in that the floating highest point of said dancer roll (22) does not exceed the horizontal plane in which said directional guide roll (21) is located.

Description

Variable-speed follow-up wire winding and unwinding device Technical Field The application relates to the technical field of automatic manufacturing of composite materials, in particular to a variable-speed follow-up wire winding and unwinding device. Background At present, many wire manufacturing scenes are involved in automatic composite material manufacturing, and the winding and unwinding use requirements of wires are strong in the wire manufacturing process such as carbon fiber prepreg tows. In the winding and unwinding process of the wires, the wires which need to be discharged from the unwinding roller can be uniformly and smoothly wound on the winding roller. In the wire winding and unwinding process, the diameter of the winding roller is continuously increased, the diameter of the unwinding roller is continuously reduced, the wire linear speed is continuously changed, the winding and unwinding effect is realized, and the important point is to ensure the synchronism of the wire linear speed in the winding and unwinding processes. In the prior art, aiming at the application scene of wire winding and unwinding, the technical proposal mainly comprises the following steps of driving a winding roller by a servo motor, arranging a wire tension detection device and a wire speed detection device on a wire transmission loop, and matching a controller to accurately detect and control the wire tension and the wire speed so as to realize automatic winding of the wire, wherein the proposal has the defects of complex design, higher realization cost, high control requirement and the like. Disclosure of Invention The application mainly aims to provide a variable speed follow-up wire winding and unwinding device, which aims to solve the problem of high cost caused by the fact that a device for detecting the winding speed of winding and unwinding wires and an accurate wire tension detection device are required to be arranged in the winding and unwinding process of the wires in the prior art. The technical scheme adopted by the application is as follows: the utility model provides a variable speed follow-up wire rod receive and releases a roll device, includes unreeling roller, tension detection roller unit, tension control roller unit and wind-up roll, wherein: The tension adjusting roller unit comprises a driving roller and slip guide roller assemblies, a plurality of slip guide roller assemblies are arranged at intervals in a staggered mode along the transverse direction, any slip guide roller assembly located at a high position is identical to any slip guide roller assembly located at a low position in height difference, the driving roller is in transmission connection with the slip guide roller assemblies to rotate, and unreeling rollers pay-off sequentially wind through the tension detecting unit and the slip guide roller assemblies to the reeling rollers. Optionally, the slip guide roller assembly includes spinning apron, guide roller and spacer block, the spacer block keeps fixed, the guide roller rotate set up in the front of spacer block, the spinning apron cover is located the guide roller with the common envelope surface that the spacer block formed. Optionally, the spinning apron rotates relative to the guide roller and the isolation block. Optionally, the bottom of the guide roller is flush with the bottom of the isolation block, and the orthographic projection area of the guide roller on the isolation block is smaller than the area of the projection surface. Optionally, the inner diameter circumference of the spinning apron is larger than the outer diameter circumference of the guide roller and the outer diameter circumference of the isolation block. Optionally, the guide roller is arranged on a rotating shaft, a transmission part is arranged on the rotating shaft, and the driving roller is connected with the transmission part in a matching way through a driving belt. Optionally, the linear speed of the driving roller is greater than the linear speed of the wind-up roller. Optionally, the tension detection roller unit includes directional guide roller and floating roller, the both sides of floating roller respectively set up one directional guide roller, the floating roller is along vertical lift float. Optionally, the floating roller moves along a perpendicular bisector of the directional guide roller connecting line on two sides. Optionally, the floating highest point of the floating roller does not exceed the horizontal plane of the orientation guide roller. Compared with the prior art, the application has the beneficial effects that: According to the variable speed follow-up wire winding and unwinding device provided by the embodiment of the application, the tension adjusting roller unit is arranged to automatically control the wire tension between the device and the winding roller to be close to zero, so that the wire is uniformly and smoothly rewound on the winding roller, the automatic winding an