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CN-121974191-A - Pendulum-shift mixed deviation rectifying mechanism and deviation rectifying method for strip deviation rectifying

CN121974191ACN 121974191 ACN121974191 ACN 121974191ACN-121974191-A

Abstract

The invention discloses a swing-movement mixed deviation rectifying mechanism and a deviation rectifying method for strip deviation rectifying, wherein the mechanism comprises a swing-movement mixed deviation rectifying mechanism and a double-roller deviation rectifying platform, the bottom end of a branched chain of the swing-movement mixed deviation rectifying mechanism is fixed to the output end of a first linear module, the top end of the branched chain is in rotary connection with a first hinging point of a moving platform of a parallel mechanism, the bottom end of a branched chain is fixedly connected with a branched chain second sliding rail, the top end of the branched chain is in rotary connection with a second hinging point of the moving platform of the parallel mechanism, the bottom end of a branched chain third sliding rail is fixedly connected with a branched chain third sliding rail, the top end of the branched chain third sliding rail is in rotary connection with a third hinging point of the moving platform of the parallel mechanism, the branched chain second sliding rail and the branched chain third sliding rail are in splayed fixed connection with a sliding rail fixing plate, and the sliding rail fixing plate is fixedly connected with the output end of the second linear module. The invention solves the problems of small deviation rectifying range and low deviation rectifying response speed of the existing deviation rectifying mechanism.

Inventors

  • JIN ZHENGXIAN
  • HE LITAO
  • FANG HAIRONG
  • CHEN YUFEI
  • ZHANG SHAOKANG

Assignees

  • 北京交通大学

Dates

Publication Date
20260505
Application Date
20260327

Claims (10)

  1. 1. The pendulum-shift mixed deviation rectifying mechanism for rectifying the deviation of the strip is characterized by comprising a pendulum-shift mixed deviation rectifying mechanism (3) and a double-roller deviation rectifying platform (4); the pendulum-shift mixing deviation rectifying mechanism (3) comprises: the parallel mechanism moving platform (3-1) is used for installing the double-roller deviation correcting platform (4); a first linear module (3-19) arranged along a first direction; A second linear module (3-20) arranged in a direction parallel to the first linear module (3-19); The bottom end of the branched chain I (3-2) is fixedly connected with the output end of the first linear module (3-19), and the top end of the branched chain I is rotationally connected with a first hinge point of the parallel mechanism moving platform (3-1); the branched chain second component comprises a branched chain second (3-3), a branched chain second sliding block (3-5) and a branched chain second sliding rail (3-6), wherein the bottom end of the branched chain second (3-3) is fixedly connected with the branched chain second sliding block (3-5), the branched chain second sliding block (3-5) is slidably connected with the branched chain second sliding rail (3-6), and the top end of the branched chain second (3-3) is rotationally connected with a second hinging point of the parallel mechanism movable platform (3-1); The branched chain three component comprises a branched chain three (3-4), a branched chain three sliding block (3-7) and a branched chain three sliding rail (3-8), wherein the bottom end of the branched chain three (3-4) is fixedly connected with the branched chain three sliding block (3-7), the branched chain three sliding block (3-7) is slidably connected with the branched chain three sliding rail (3-8), and the top end of the branched chain three (3-4) is rotationally connected with a third hinge point of the parallel mechanism movable platform (3-1); the sliding rail fixing plate (3-9), the two sliding rails (3-6) of the branched chain and the three sliding rails (3-8) of the branched chain are in splayed shape and fixedly connected to the sliding rail fixing plate (3-9), and the sliding rail fixing plate (3-9) is fixedly connected to the output end of the second linear module (3-20).
  2. 2. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: the first linear module (3-19) and the second linear module (3-20) are each independently driven.
  3. 3. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: the first hinge point, the second hinge point and the third hinge point of the parallel mechanism moving platform (3-1) form an isosceles triangle, wherein the first hinge point is positioned at the vertex angle of the isosceles triangle, and the second hinge point and the third hinge point are positioned at two base angles of the isosceles triangle.
  4. 4. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: The top ends of the branched chain I (3-2), the branched chain II (3-3) and the branched chain III (3-4) are rotatably connected with the parallel mechanism movable platform (3-1) through bearing assemblies.
  5. 5. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 4, wherein: The bearing assembly comprises an upper bearing, a lower bearing and a clamp spring, wherein the upper bearing and the lower bearing are nested on the branched chain, a first hinge point, a second hinge point and a third hinge point of the parallel mechanism moving platform (3-1) are three support legs, the support legs are matched with inner rings of the upper bearing and the lower bearing, and the clamp spring is installed on the support legs.
  6. 6. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: The first linear module (3-19) comprises a first module motor (3-19-1), a first module screw rod (3-19-2) driven by the first module motor, a first module sliding block (3-19-3) matched with the first module screw rod and a first module guide rail (3-19-4) for guiding the first module sliding block, and the second linear module (3-20) comprises a second module motor (3-20-1), a second module screw rod (3-20-2) driven by the second module motor, a second module sliding block (3-20-3) matched with the second module screw rod and a second module guide rail (3-20-4) for guiding the second module sliding block.
  7. 7. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: The double-roller deviation rectifying platform (4) comprises a deviation rectifying platform bottom plate (4-3), a first roller (4-1) and a second roller (4-2), wherein the axes of the first roller (4-1) and the second roller (4-2) are parallel to each other, and the double-roller deviation rectifying platform (4) is fixed on a parallel mechanism moving platform (3-1) of the swing-movement mixed deviation rectifying mechanism (3) through the deviation rectifying platform bottom plate (4-3).
  8. 8. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: The swing-movement mixing deviation rectifying mechanism comprises a base plate assembly (2), and is characterized by further comprising a base plate assembly (2), wherein the base plate assembly (2) comprises a fixed base plate (2-1), a first guide roller (2-2) and a second guide roller (2-3) are arranged on the fixed base plate (2-1), and the swing-movement mixing deviation rectifying mechanism (3) is arranged on the fixed base plate (2-1) through a base plate (3-21) of the deviation rectifying mechanism.
  9. 9. The mixed pendulum-shift correction mechanism for correcting a strip as set forth in claim 1, wherein: The device also comprises a sensor, wherein the sensor is used for detecting the deviation between the actual position of the strip and the ideal set position in real time, and when the deviation of the position of the strip (1) is detected, the swing-movement mixed deviation correcting mechanism (3) can drive the double-roller deviation correcting platform (4) to perform in-plane swing-movement mixed movement, so that the correction of the position of the strip (1) is realized.
  10. 10. A strip deviation rectifying method applied to the pendulum-shift mixing deviation rectifying mechanism according to any one of claims 1 to 9, characterized by comprising the following steps: when translation deviation correction is needed, the output ends of the first linear module (3-19) and the second linear module (3-20) are controlled to synchronously move for the same distance along the same direction; when the swing deviation correction is needed, the output end of the first linear module (3-19) is controlled to move, and the output end of the second linear module (3-20) is controlled to keep still; When the pendulum-shift mixing deviation correction is needed, the output ends of the first linear module (3-19) and the second linear module (3-20) are controlled to move in the same direction, and the moving distance of the output end of the first linear module (3-19) is larger than that of the output end of the second linear module (3-20).

Description

Pendulum-shift mixed deviation rectifying mechanism and deviation rectifying method for strip deviation rectifying Technical Field The invention relates to a swing-shift mixed deviation rectifying mechanism and a deviation rectifying method for rectifying a strip. Background In the conveying process of the strip-shaped material, a deviation phenomenon often occurs, and the strip-shaped material deviates from a preset conveying path, so that the strip needs to be corrected in real time. The swing correcting mechanism at the present stage corrects the position of the strip through a swing mode. However, the swing range of the swing deviation correcting mechanism is limited due to the material characteristics of the strip, otherwise, the swing angle is too large to be out of contact with the strip or tear the strip, and deviation correcting failure is caused. In addition, the swing deviation rectifying motion also has certain deviation rectifying hysteresis characteristics. Therefore, improvements to the swing correcting mechanism at the present stage are needed. Disclosure of Invention In view of the above, the invention provides a swing-shift mixed deviation rectifying mechanism and a deviation rectifying method for rectifying a belt material, which expand the deviation rectifying range and improve the deviation rectifying response speed by introducing translational motion in a swinging plane, and solve the problems of small deviation rectifying range and low deviation rectifying response speed of the existing deviation rectifying mechanism. The technical scheme for solving the problems is that the swing-movement mixed deviation rectifying mechanism for rectifying the deviation of the strip is characterized by comprising the following components: a swing-shift mixed deviation rectifying mechanism and a double-roller deviation rectifying platform; the pendulum-shift mixing deviation rectifying mechanism comprises: the parallel mechanism moving platform is used for installing the double-roller deviation correcting platform; The first linear module is arranged along a first direction; the second linear module is arranged in a direction parallel to the first linear module; The bottom end of the first branched chain is fixedly connected with the output end of the first linear module, and the top end of the first branched chain is rotationally connected with a first hinge point of the parallel mechanism moving platform; The second branched chain component comprises a second branched chain, a second branched chain sliding block and a second branched chain sliding rail, the bottom end of the second branched chain is fixedly connected with the second branched chain sliding block, the second branched chain sliding block is connected with the second branched chain sliding rail in a sliding manner, and the top end of the second branched chain is rotationally connected with a second hinging point of the parallel mechanism moving platform; The third branched chain component comprises a third branched chain, a third branched chain sliding block and a third branched chain sliding rail, wherein the bottom end of the third branched chain is fixedly connected with the third branched chain sliding block, the third branched chain sliding block is connected with the third branched chain sliding rail in a sliding manner, and the top end of the third branched chain is rotationally connected with a third hinge point of the parallel mechanism movable platform; The second branched chain sliding rail and the third branched chain sliding rail are fixedly connected to the sliding rail fixing plate in a splayed mode, and the sliding rail fixing plate is fixedly connected to the output end of the second linear module. Further, the first linear module and the second linear module are each independently driven. Further, the first hinge point, the second hinge point and the third hinge point of the parallel mechanism movable platform form an isosceles triangle, wherein the first hinge point is positioned at the vertex angle of the isosceles triangle, and the second hinge point and the third hinge point are positioned at two base angles of the isosceles triangle. Further, the top ends of the first branched chain, the second branched chain and the third branched chain are rotatably connected with the parallel mechanism moving platform through bearing assemblies. Further, the bearing assembly comprises an upper bearing, a lower bearing and a clamp spring, the upper bearing and the lower bearing are nested on the branched chain, the first hinge point, the second hinge point and the third hinge point of the parallel mechanism moving platform are three support legs, the support legs are matched with inner rings of the upper bearing and the lower bearing, and the clamp spring is installed on the support legs. Further, the first linear module comprises a first module motor, a first module screw rod driven by the first module motor, a first module sli