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CN-122016128-A - Hydraulic cylinder push-pull force testing device for hydraulic balancing device

CN122016128ACN 122016128 ACN122016128 ACN 122016128ACN-122016128-A

Abstract

The invention relates to the technical field of hydraulic cylinder push-pull force testing, and discloses a hydraulic cylinder push-pull force testing device for a hydraulic balance device, which comprises a workbench, a screw rod, a force application part, a push plate and a tensile part, wherein the screw rod is rotationally connected to the right side of an inner cavity of the workbench, the surface of the screw rod is in threaded connection with a fixed seat, the force application part is arranged at the bottom of the workbench and is used for applying force to rotate the screw rod, the push plate is slidingly connected to the left side of the top of the workbench, the tensile part for adding weight to perform testing is arranged on two sides of the push plate, and the tensile part is arranged on two sides of the push plate.

Inventors

  • WANG SHUAI
  • DONG LEI
  • GUO AO
  • Qu han
  • WU YING

Assignees

  • 鞍钢集团工程技术有限公司

Dates

Publication Date
20260512
Application Date
20260415

Claims (9)

  1. 1. A hydraulic cylinder push-pull force testing device for a hydraulic balancing device, comprising a workbench (110), characterized in that it further comprises: The screw (140) is rotationally connected to the right side of the inner cavity of the workbench (110), and the surface of the screw (140) is in threaded connection with the fixing seat (120); The force application piece (130) is arranged at the bottom of the workbench (110) and is used for applying force to the screw (140) to rotate, the force application piece (130) comprises a rotating rod (131) which is rotatably connected to the inner side of the workbench (110), one end of the rotating rod (131) extends to the outer side of the workbench (110) and is fixedly connected with a crank (132), the other end of the rotating rod (131) is fixedly connected with a worm (133), the surface of the screw (140) is fixedly connected with a worm wheel (134), and the worm wheel (134) is meshed with the worm (133); The push plate (150) is connected to the left side of the top of the workbench (110) in a sliding way, and stretching pieces (160) for adding weight to perform testing are arranged on two sides of the push plate (150).
  2. 2. A hydraulic cylinder push-pull force testing device for a hydraulic balancing device according to claim 1, wherein the tensile member (160) comprises: The steel rope I (161) is fixedly connected to the front and rear sides of the two sides of the push plate (150), and the other end of the steel rope I (161) is fixedly connected with a fixing column (162); The fixed disk (163) is fixedly connected to the other end of the fixed column (162), and weights (164) capable of adding weight at any time are inserted into the top of the fixed disk (163) and positioned on the surface of the fixed column (162).
  3. 3. The hydraulic cylinder push-pull force testing device for a hydraulic balancing device according to claim 2, further comprising a support portion (170), the support portion (170) comprising: the steel rope II (171) is fixedly connected to the front and rear sides of the two ends of the push plate (150), the other end of the steel rope II (171) is fixedly connected with a support plate (172), and a gap exists between the support plate (172) and the bottom of the fixed disc (163); the first guide wheel (173) is rotatably connected to the front and rear sides of the two sides of the workbench (110), and the surface of the second steel rope (171) is slidably connected with the inner side of the first guide wheel (173).
  4. 4. The hydraulic cylinder push-pull force testing device for a hydraulic balance device according to claim 3, wherein the supporting portion (170) further comprises a limiting piece (174), the limiting piece (174) comprises a folded rack plate (1741) fixedly connected to two sides of the top of the supporting plate (172), gears (1742) are rotatably connected to the front and rear sides of two sides of the inner cavity of the workbench (110), and the gears (1742) are meshed with one side of the folded rack plate (1741).
  5. 5. The hydraulic cylinder push-pull force testing device for a hydraulic balancing device of claim 4 wherein the stop (174) further comprises a clamping assembly (1743), the clamping assembly (1743) comprising: A ratchet wheel (17431) fixedly connected to the surface of the rotating shaft of the gear (1742); The pawl (17432) is rotationally connected to the inner wall of the workbench (110), the pawl (17432) is matched with the ratchet wheel (17431), a spring (17433) is fixed on one side of the pawl (17432), and the other end of the spring (17433) is fixed with the inner wall of the workbench (110).
  6. 6. The hydraulic cylinder push-pull force testing device for a hydraulic balance device according to claim 5, wherein a deflection plate (17435) is fixedly connected to the other side of the pawl (17432), and push rods (17434) are fixedly connected to the front and rear sides of the two sides of the push plate (150).
  7. 7. The hydraulic cylinder push-pull force testing device for the hydraulic balance device according to claim 2, wherein guide wheels II (180) are arranged at the front and rear sides of the two sides of the inner cavity of the workbench (110), and the surface of the steel rope I (161) is attached to the inner side of the guide wheels II (180).
  8. 8. The hydraulic cylinder push-pull force testing device for a hydraulic balance device according to claim 1, wherein moving blocks (200) are fixed at two ends of the fixed seat (120), and the moving blocks (200) are slidably connected with the top of the workbench (110).
  9. 9. The hydraulic cylinder push-pull force testing device for a hydraulic balance device according to claim 3, wherein the front and rear sides of one side of the supporting plate (172) are respectively fixed with a sliding block (190), and the sliding blocks (190) are slidably connected with the surfaces of the supporting legs of the workbench (110).

Description

Hydraulic cylinder push-pull force testing device for hydraulic balancing device Technical Field The invention relates to the technical field of hydraulic cylinder push-pull force testing, in particular to a hydraulic cylinder push-pull force testing device for a hydraulic balance device. Background The hydraulic balance device is a mechanical device for transmitting energy by utilizing liquid pressure and realizing force or moment balance, and has the core functions of adjusting pressure, flow and other parameters through a hydraulic system so as to ensure that different parts in equipment or the system keep relatively stable or move according to a preset rule under a stress state. In the hydraulic balancing device, the hydraulic cylinder is an indispensable part, after the hydraulic cylinder is produced, the hydraulic cylinder needs to be tested for facilitating subsequent use, and the current testing mode is to directly place the hydraulic cylinder on a workbench, and then the hydraulic cylinder is in telescopic testing after being communicated with a pipeline of the hydraulic cylinder through an oil pipe of a hydraulic system. Disclosure of Invention The invention aims to provide a hydraulic cylinder push-pull force testing device for a hydraulic balance device, which is used for solving the problems in the background technology. In order to achieve the purpose, the invention provides the technical scheme that the hydraulic cylinder push-pull force testing device for the hydraulic balancing device comprises a workbench and further comprises: The screw is rotationally connected to the right side of the inner cavity of the workbench, and the surface of the screw is in threaded connection with a fixing seat; the force application piece is arranged at the bottom of the workbench and used for applying force to the screw rod to rotate, the force application piece comprises a rotating rod which is rotationally connected to the inner side of the workbench, one end of the rotating rod extends to the outer side of the workbench and is fixedly connected with a crank, the other end of the rotating rod is fixedly connected with a worm, the surface of the screw rod is fixedly connected with a worm wheel, and the worm wheel is meshed with the worm; The push plate is connected to the left side of the top of the workbench in a sliding mode, and stretching pieces for adding weight to conduct testing are arranged on two sides of the push plate. Preferably, the stretching member includes: the steel rope I is fixedly connected to the front and rear sides of the two sides of the push plate, and the other end of the steel rope I is fixedly connected with a fixing column; The fixed disk is fixedly connected to the other end of the fixed column, and weights capable of adding weight at any time are inserted into the top of the fixed disk and the surface of the fixed column. Preferably, the support part is further included, and the support part includes: the second steel rope is fixedly connected to the front and rear sides of the two ends of the push plate, the other end of the second steel rope is fixedly connected with a supporting plate, and a gap exists between the supporting plate and the bottom of the fixed disc; the first guide wheel is rotationally connected to the front and rear sides of the two sides of the workbench, and the surface of the second steel rope is in sliding connection with the inner side of the first guide wheel. Preferably, the support part further comprises a limiting part, the limiting part comprises folding rack plates fixedly connected to two sides of the top of the support plate, gears are rotatably connected to the front and rear sides of two sides of the inner cavity of the workbench, and the gears are meshed with one side of each folding rack plate. Preferably, the limiting piece further comprises a clamping assembly, and the clamping assembly comprises: the ratchet wheel is fixedly connected to the surface of the gear rotating shaft; The pawl is rotationally connected to the inner wall of the workbench, the pawl and the ratchet wheel are matched for use, a spring is fixed on one side of the pawl, and the other end of the spring is fixed with the inner wall of the workbench. Preferably, the other side of the pawl is fixedly connected with a deflection plate, and push rods are fixed at the front and rear sides of two sides of the push plate. Preferably, guide wheels II are arranged at the front and rear sides of the two sides of the inner cavity of the workbench, and the surface of the steel rope I is attached to the inner side of the guide wheels II. Preferably, the two ends of the fixed seat are both fixed with moving blocks, and the moving blocks are slidably connected with the top of the workbench. Preferably, the front and rear of one side of the supporting plate are respectively fixed with a sliding block, and the sliding blocks are in sliding connection with the surfaces of the supporting