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CN-121990477-A - Cantilever supporting device and control method thereof

CN121990477ACN 121990477 ACN121990477 ACN 121990477ACN-121990477-A

Abstract

The application discloses a cantilever supporting device and a control method thereof. Wherein, supporting mechanism includes main part and drive assembly, is provided with in the main part and supports and dodges the through-hole, supports and dodges the through-hole and extend along the width direction of main part and set up, and drive assembly is fixed to be set up in supporting the bottom of dodging the through-hole, supports the top of dodging the through-hole and be provided with the first supporting part with main part fixed connection, and drive assembly's top is provided with the second supporting part. The control module is respectively and electrically connected with the first supporting component and the driving component, and is used for detecting on-off signals between the first supporting component and the cantilever and controlling the driving component to drive the second supporting component to move along the height direction of the main body according to the on-off signals. The cantilever supporting device and the control method thereof at least can solve the problems of the cantilever supporting device and the control method thereof.

Inventors

  • LUO MINHAO
  • PAN LONG
  • ZHANG YINGLIN
  • YU JUNCHENG
  • HUANG GUOLIN

Assignees

  • 中国机械总院集团海西(福建)分院有限公司
  • 中机(泉州)精密装备有限公司

Dates

Publication Date
20260508
Application Date
20251219

Claims (10)

  1. 1. A cantilever support apparatus, comprising: The supporting mechanism comprises a main body (10) and a driving assembly (20), the supporting avoidance through hole (11) extends along the width direction of the main body (10), the supporting avoidance through hole (11) is arranged on the main body (10), the driving assembly (20) is fixedly arranged at the bottom of the supporting avoidance through hole (11), a first supporting part (30) fixedly connected with the main body (10) is arranged at the top of the supporting avoidance through hole (11), and a second supporting part (40) is arranged at the top of the driving assembly (20); The control module (50), control module (50) respectively with first supporting part (30) with drive assembly (20) electricity is connected, control module (50) are used for detecting the break-make signal between first supporting part (30) and cantilever (200), and according to break-make signal control drive assembly (20) drive second supporting part (40) are followed the direction of height of main part (10) is moved.
  2. 2. Cantilever support according to claim 1, characterized in that the drive assembly (20) comprises a drive motor (21), a reduction gear structure (22) and a lifting plate (23), the drive motor (21) is in driving connection with the lifting plate (23) via the reduction gear structure (22) for driving at least the lifting plate (23) to move in the height direction of the main body (10), and the second support member (40) is fixedly connected with the top of the lifting plate (23).
  3. 3. Cantilever support device according to claim 2, characterized in that the reduction transmission structure (22) comprises a transmission rod (221), a planetary reducer (222) and a spiral lifter (223), one end of the transmission rod (221) is in driving connection with the driving motor (21) through the planetary reducer (222), the other end of the transmission rod (221) is in driving connection with the spiral lifter (223), the spiral lifter (223) is provided with a lifting part (2231) which can move along the height direction of the main body (10) under the driving of the transmission rod (221), and the lifting part (2231) is fixedly connected with the bottom of the lifting plate (23).
  4. 4. The cantilever support according to claim 3, wherein the speed reducing and transmitting structure (22) comprises two speed reducing and transmitting structures (22) which are respectively arranged at two sides of the driving motor (21) along the length direction of the lifting plate (23) and are respectively arranged at the bottom of the lifting plate (23), and/or, The second supporting component (40) comprises two second riding wheels (41), the two second riding wheels (41) are respectively positioned at two ends of the lifting plate (23) along the length direction of the lifting plate (23), and the two second riding wheels are fixedly connected with the top of the lifting plate (23).
  5. 5. Cantilever support device according to any one of claims 1 to 4, characterized in that the first support member (30) comprises two first idlers (31), both first idlers (31) being located on top of the support avoidance holes (11) and being fixedly connected with the main body (10) respectively; The outer surface of first riding wheel (31) is provided with conducting ring (311), be provided with conductive terminal (312) on conducting ring (311), each on first riding wheel (31) conductive terminal (312) all with control module (50) electricity is connected, control module (50) are connected with the outer wall electricity of cantilever, control module (50) conducting ring (311) conductive terminal (312) and form the detection return circuit between the outer wall of cantilever (200).
  6. 6. The cantilever support according to claim 5, wherein the support mechanism further comprises an elastic support assembly (60), the elastic support assembly (60) comprises a bracket (61) and an elastic connecting component (62), the first riding wheel (31) is rotatably connected to the bracket (61), and the bracket (61) is inserted into the main body (10) through the elastic connecting component (62) and can move along the height direction of the main body (10) relative to the main body (10).
  7. 7. A control method of a cantilever support apparatus, adapted to any one of claims 1 to 6, characterized in that the control method comprises: Step S1, starting a control module (50) and initializing the cantilever supporting device, and controlling the first riding wheel (31) to be in contact with the outer wall of the cantilever (200) so as to connect a detection loop; S2, a control module (50) acquires on-off signals of the detection loop in real time, and when the front end of the cantilever deforms downwards along the height direction of the main body (10) under the action of load so that the first riding wheel (31) is separated from the outer wall of the cantilever (200), the detection loop is disconnected, and the control module (50) receives the disconnection signals of the detection loop; Step S3, a control module (50) controls a driving motor (21) to run in a power-on mode, and controls a second riding wheel (41) to move upwards along the height direction of the main body (10) through the driving motor (21) and a speed reduction transmission structure (22), so that the second riding wheel (41) moves to be in contact with the outer wall of the cantilever (200) and continuously moves along the height direction of the main body (10) to lift the cantilever (200); Step S4, when the second riding wheel (41) lifts the cantilever (200) to a horizontal state so that the first riding wheel (31) is in contact with the outer wall of the cantilever (200), the detection loop is connected, the control module (50) receives a connection signal of the detection loop, controls the driving motor (21) to stop running and initializes the cantilever supporting device; And S5, repeatedly executing the steps S2 to S4 to enable the cantilever supporting device to dynamically support the cantilever (200).
  8. 8. The method of claim 7, wherein the on-off signal is configured as a voltage signal of the detection loop, wherein: When the voltage signal of the detection loop is at a high level, the detection loop is in an off state; when the voltage signal of the detection loop is at a low level, the detection loop is in an on state.
  9. 9. The control method of a cantilever support according to claim 7, it is characterized in that the method comprises the steps of, the step of initializing the cantilever support apparatus includes: and a reset signal is sent to the driving motor (21) through the control module (50), so that the driving motor (21) and the speed reduction transmission structure (22) control the second riding wheel (41) to move downwards to the lowest position along the height direction of the main body (10).
  10. 10. The control method of the cantilever support apparatus according to claim 7, wherein the control method further comprises: Detecting the open time length of the detection loop in real time through the control module (50), cutting off the power supply of the driving motor (21) and giving an alarm through the control module (50) when the open time length of the detection loop exceeds the preset time length, and/or, The control module (50) is used for detecting the movement distance of the second riding wheel (41) moving upwards along the height direction of the main body (10) in real time, and when the movement distance exceeds the preset distance and the detection loop is still in a disconnection state, the control module (50) is used for cutting off the power supply of the driving motor (21) and giving an alarm.

Description

Cantilever supporting device and control method thereof Technical Field The application relates to the technical field of cantilever support, in particular to a cantilever support device and a control method thereof. Background In the related art, a cantilever structure such as a long cylindrical cantilever mainly carries loads of different weights through the front end of the cantilever in actual use, but the cantilever is easily sagged and deformed due to the self-rigidity limitation and the influence of load moment, and the sagging amount is more remarkable as the load weight is larger. Aiming at the sagging problem of the front end of the cantilever, the related technology mainly aims at a plane cantilever structure or a steel beam structure and supports the cantilever by adopting a mode of multi-direction jacks matched with riding wheel traction or elastic auxiliary support and the like. The multi-directional jack is complex in structure in a mode of matching with the traction of the riding wheel, is difficult to adapt to the surface of a cylindrical cantilever and the like, is poor in adaptability and reliability, the elastic auxiliary support mode depends on the dead weight and elasticity of a workpiece to realize passive adjustment, the condition of dynamic load change cannot be dealt with, the adjustment precision is poor, the support is easy to lose efficacy after the elastic element is fatigued, and the adaptability and the reliability are poor. In addition, part of the structures in the related art are supported by adopting a mode of combining a sensor and an electric push rod, and accurate components such as a displacement sensor, a pressure sensor and the like are required to be additionally arranged, so that a detection control mode is complex. Disclosure of Invention The application mainly aims to provide a cantilever supporting device and a control method thereof, which are used for solving the problems of poor suitability and reliability of a cantilever supporting structure and complex detection control mode of the cantilever supporting structure in the prior art. According to one aspect of the present application, there is provided a cantilever support apparatus comprising: The supporting mechanism comprises a main body and a driving assembly, wherein a supporting avoidance through hole is formed in the main body, the supporting avoidance through hole extends along the width direction of the main body, the driving assembly is fixedly arranged at the bottom of the supporting avoidance through hole, a first supporting part fixedly connected with the main body is arranged at the top of the supporting avoidance through hole, and a second supporting part is arranged at the top of the driving assembly; The control module is respectively and electrically connected with the first supporting component and the driving component, and is used for detecting on-off signals between the first supporting component and the cantilever and controlling the driving component to drive the second supporting component to move along the height direction of the main body according to the on-off signals. Further, the driving assembly comprises a driving motor, a speed reduction transmission structure and a lifting plate, wherein the driving motor is in driving connection with the lifting plate through the speed reduction transmission structure, and is at least used for driving the lifting plate to move along the height direction of the main body, and the second supporting part is fixedly connected with the top of the lifting plate. Further, the speed reduction transmission structure comprises a transmission rod, a planetary reducer and a spiral lifter, one end of the transmission rod is in driving connection with the driving motor through the planetary reducer, the other end of the transmission rod is in driving connection with the spiral lifter, the spiral lifter is provided with a lifting part capable of moving in the height direction of the main body under the driving of the transmission rod, and the lifting part is fixedly connected with the bottom of the lifting plate. Further, the two speed reduction transmission structures are respectively positioned at two sides of the driving motor along the length direction of the lifting plate and are respectively arranged at the bottom of the lifting plate, and/or, The second supporting component comprises two second riding wheels, the two second riding wheels are respectively positioned at two ends of the lifting plate along the length direction of the lifting plate, and the two second riding wheels are fixedly connected with the top of the lifting plate. Further, the first supporting component comprises two first riding wheels, and the two first riding wheels are positioned at the top of the supporting avoidance through hole and are fixedly connected with the main body respectively; the outer surface of first riding wheel is provided with the conducting ring, be provid