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CN-121702328-B - Angle adjusting device for linear guide rail test

CN121702328BCN 121702328 BCN121702328 BCN 121702328BCN-121702328-B

Abstract

The application relates to an angle adjusting device for linear guide rail test, which belongs to the technical field of mechanical test equipment and structurally comprises a vehicle body, wherein an angle adjusting unit is arranged on the vehicle body and comprises an adjusting plate, a sliding plate, a driving mechanism, an adjusting mechanism and a reset mechanism, one end of the bottom of the adjusting plate is rotatably arranged on the vehicle body, the other end of the bottom of the adjusting plate is provided with an adjusting inclined plane, the top of the sliding plate is provided with a matching inclined plane, the matching inclined plane of the sliding plate is abutted with the adjusting inclined plane of the adjusting plate, the bottom of the sliding plate is slidably arranged on the vehicle body, the driving mechanism is arranged at one end of the vehicle body and is arranged on the driving mechanism, the reset mechanism is arranged on the adjusting mechanism and is used for driving the sliding plate to slide along the direction of the vehicle body, the adjusting plate is provided with a test unit, and a distance sensor is arranged on the test unit.

Inventors

  • WU XINGFEI
  • LI JIA
  • Deng Juehua
  • LV GUIFANG
  • DENG GUANGYA
  • Wu Daohan

Assignees

  • 北京博鲁斯潘精密机床有限公司

Dates

Publication Date
20260512
Application Date
20260211

Claims (7)

  1. 1. The angle adjusting device for the linear guide rail test is characterized by comprising a vehicle body (1), wherein an angle adjusting unit (2) is arranged on the vehicle body (1), the angle adjusting unit (2) comprises an adjusting plate (21), a sliding plate (22), a driving mechanism (23), an adjusting mechanism (24) and a resetting mechanism (25), one end of the bottom of the adjusting plate (21) is rotatably arranged on the vehicle body (1), the other end of the bottom of the adjusting plate (21) is provided with an adjusting inclined surface (211), the top of the sliding plate (22) is provided with a matching inclined surface (221), the matching inclined surface (221) of the sliding plate (22) is abutted with the adjusting inclined surface (211) of the adjusting plate (21), the bottom of the sliding plate (22) is slidably arranged on the vehicle body (1), the driving mechanism (23) is arranged at one end of the vehicle body (1), the adjusting mechanism (24) is arranged on the driving mechanism (23), the resetting mechanism (25) is arranged on the adjusting mechanism (24), the driving mechanism (23) is used for driving the sliding plate (22) along the direction of the adjusting unit (21), the testing device comprises a testing unit (3), wherein a distance sensor (5) is arranged on the testing unit (3), the testing unit (3) comprises two groups of guide rail assemblies (31), a linear motor (32), a plurality of groups of static pressure sliding blocks (33) and a moving platform (34), one side of the moving platform (34) is provided with a moving rod (341), and the moving rod (341) is used for abutting against the regulating mechanism (24); the adjusting mechanism (24) comprises a mounting frame (241), an adjusting rod (242), a driving spring (243) and a clamping device (244), wherein the mounting frame (241) is fixedly arranged on the vehicle body (1), a plurality of groups of adjusting clamping grooves (2421) are longitudinally formed in one side of the adjusting rod (242), one end of the adjusting rod (242) is fixedly arranged on the driving mechanism (23), one end of the driving spring (243) is fixedly connected to the top end of the adjusting rod (242), the other end of the driving spring (243) is fixedly arranged on the mounting frame (241), the clamping device (244) is rotatably arranged on the mounting frame (241) on one side of the adjusting rod (242), and the clamping device (244) is matched with the adjusting clamping grooves (2421) in the adjusting rod (242); The clamping device (244) comprises a rotating rod (2441), a return spring (2442), a clamping rod (2443) and a push rod (2444), wherein the rotating rod (2441) is rotatably arranged on a mounting frame (241), one end of the clamping rod (2443) is fixedly connected with one end of the rotating rod (2441), one end of the push rod (2444) is fixedly connected with the other end of the rotating rod (2441), the return spring (2442) is sleeved on the push rod (2444), one end of the return spring (2442) is fixedly connected with the push rod (2444), the other end of the return spring (2442) is fixedly connected with the mounting frame (241), the other end of the clamping rod (2443) is abutted in an adjusting clamping groove (2421), and the other end of the push rod (2444) is used for being abutted against the test unit (3).
  2. 2. The angle adjusting device for linear guide rail test according to claim 1, wherein the driving mechanism (23) comprises a driving cylinder body (231), a driving block (232), a driving pipeline (233), a pulling and pressing cylinder body (234) and a pulling and pressing rod (235), the driving cylinder body (231) is arranged at one end of the vehicle body (1), one end of the driving block (232) is slidably arranged in the driving cylinder body (231), the pulling and pressing cylinder body (234) is arranged on the vehicle body (1), one end of the pulling and pressing rod (235) is slidably arranged in the pulling and pressing cylinder body (234), the other end of the pulling and pressing rod (235) is fixedly connected to one end of the sliding plate (22), one end of the driving pipeline (233) is communicated with the driving cylinder body (231), and the other end of the driving pipeline (233) is communicated with the pulling and pressing cylinder body (234).
  3. 3. The angle adjusting device for linear guide rail test according to claim 1, wherein the reset mechanism (25) comprises a chain (251), a plurality of groups of chain wheels (252), a guide rotary drum (253), a traction rope (254) and a gear structure (255), the plurality of groups of chain wheels (252) are rotatably arranged above the mounting frame (241), the chain (251) is meshed and sleeved on the plurality of groups of chain wheels (252), the guide rotary drum (253) is arranged on the outermost group of chain wheels (252), one end of the traction rope (254) is fixedly arranged on the upper portion of the chain (251), the other end of the traction rope (254) is fixedly arranged on the top of the adjusting rod (242), the traction rope (254) is erected on the guide rotary drum (253), and the gear structure (255) is arranged on the lower portion of the chain (251).
  4. 4. The angle adjusting device for linear guide rail test according to claim 3, wherein the gear structure (255) comprises a hydraulic cylinder (2551), a gear rod (2552) and two groups of resisting rods (2553), the two groups of resisting rods (2553) are respectively arranged on the mounting frames (241) on two sides of the lower portion of the chain (251), a gear cavity (2554) is arranged in the hydraulic cylinder (2551), one end of the gear rod (2552) is slidably arranged in the gear cavity (2554), a starting cavity (2555) is arranged at the upper portion of the hydraulic cylinder (2551), a starting rod (2556) is slidably arranged in the starting cavity (2555), the starting cavity (2555) is communicated with the gear cavity (2554), a recovery cavity (2557) is arranged at the lower portion of the hydraulic cylinder (2551), a recovering rod (2558) is slidably arranged in the hydraulic cylinder (2551), and the two groups of resisting rods (2555) are respectively communicated with the two groups of resisting rods (2554).
  5. 5. The angle adjusting device for linear guide rail testing according to claim 1, wherein two groups of guide rail assemblies (31) are respectively arranged on two sides of the adjusting plate (21), the guide rail assemblies (31) comprise static pressure guide rails (311), side guide rails (312) and pressing plates (313), the static pressure guide rails (311) are fixedly arranged on the adjusting plate (21), the side guide rails (312) are arranged on the outer sides of the static pressure guide rails (311), the pressing plates (313) are arranged on the side guide rails (312), the linear motors (32) are arranged on the adjusting plate (21), the linear motors (32) are arranged between the two groups of guide rail assemblies (31), the tops of the groups of static pressure slide blocks (33) are arranged at the bottoms of the moving platform (34), the bottoms of the groups of the static pressure slide blocks (33) are slidably arranged on the static pressure guide rails (311), and the linear motors (32) are used for driving the moving platform (34) to slide along the static pressure guide rails (311).
  6. 6. The angle adjusting device for linear guide rail test according to claim 1, wherein a plurality of groups of buffer rods (4) are arranged at two ends of the adjusting plate (21).
  7. 7. The angle adjusting device for linear guide rail test according to claim 1, wherein the distance sensor (5) is a displacement sensor.

Description

Angle adjusting device for linear guide rail test Technical Field The application relates to the technical field of mechanical test equipment, in particular to an angle adjusting device for testing a linear guide rail. Background The performance of the static pressure linear guide rail directly determines the running precision and the service life, the oil film thickness is a core index for evaluating the state of the static pressure linear guide rail, the angle adjusting device for testing the static pressure linear guide rail is used as key equipment for simulating the actual inclined working condition of the guide rail, the core working logic is that a moving platform is driven to drive a static pressure sliding block to reciprocate on the static pressure guide rail, a distance sensor is utilized for detecting the oil film thickness between the static pressure guide rail and the static pressure sliding block under different inclined angles in real time, data support is provided for guide rail performance optimization and quality detection, the angle adjusting precision of the conventional angle adjusting device for testing the linear guide rail is insufficient, continuous accurate fine adjustment cannot be realized, and the simulation reality of the working condition of the oil film thickness test is insufficient. Patent application (CN 117740519A) discloses a hydrostatic guideway performance testing device and testing method, wherein the hydrostatic guideway performance testing device comprises a base, a workbench, a pressurizing mechanism, a load monitoring mechanism, an oil supply mechanism and an oil film monitoring mechanism. The load monitoring mechanism is arranged on the workbench and is at least used for monitoring the pressure born by the workbench. The oil supply mechanism is at least used for supplying oil to the hydrostatic guideway so as to generate an oil film between the guideway and the hydrostatic slider. The oil film monitoring mechanism is arranged on the base and is at least used for monitoring the thickness of an oil film. The hydrostatic guideway performance test method comprises a test step and a calculation step, wherein the test method can realize that the hydrostatic guideway slides reciprocally on the hydrostatic guideway to test the thickness of the oil film, but is only limited to a single-angle test, and can not effectively test the oil film by sliding the hydrostatic guideway reciprocally in multiple angles. In view of the above-mentioned related art, the inventors consider that there are drawbacks in that the angle adjustment accuracy is low and the continuous adjustment effect is poor. Disclosure of Invention In order to solve the technical problems, the application provides an angle adjusting device for linear guide rail test. The application provides an angle adjusting device for linear guide rail test, which adopts the following technical scheme: The angle adjusting device for the linear guide rail test comprises a vehicle body, wherein an angle adjusting unit is arranged on the vehicle body and comprises an adjusting plate, a sliding plate, a driving mechanism, an adjusting mechanism and a reset mechanism, one end of the bottom of the adjusting plate is rotatably arranged on the vehicle body, the other end of the bottom of the adjusting plate is provided with an adjusting inclined plane, the top of the sliding plate is provided with a matching inclined plane, the matching inclined plane of the sliding plate is abutted to the adjusting inclined plane of the adjusting plate, the bottom of the sliding plate is slidably arranged on the vehicle body, the driving mechanism is arranged at one end of the vehicle body and is arranged on the driving mechanism, the reset mechanism is arranged on the adjusting mechanism and is used for driving the sliding plate to slide along the direction of the vehicle body, the adjusting plate is provided with a testing unit, and the testing unit is provided with a distance sensor. According to the technical scheme, the angle adjusting unit is arranged on the automobile body and comprises an adjusting plate, a sliding plate, a driving mechanism, an adjusting mechanism and a reset mechanism, the testing unit is arranged on the adjusting plate, linear sliding of the sliding plate is converted into angle lifting of the adjusting plate by means of a structure that the adjusting inclined surface of the adjusting plate is mutually abutted to the matching inclined surface of the sliding plate, sliding distance of the sliding plate and lifting angle of the adjusting plate are in corresponding relation, continuous fine adjustment of angles can be achieved, the adjusting mechanism can carry out multi-element adjustment on the stroke of the driving mechanism pushing the sliding plate, performance testing requirements of the linear guide rail under different inclination angles can be met, meanwhile, the adjusting mechanism can carry out feedback adjustme