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CN-224231283-U - Shock absorber testing device

CN224231283UCN 224231283 UCN224231283 UCN 224231283UCN-224231283-U

Abstract

The utility model discloses a shock absorber testing device. The utility model relates to a rotary table, which comprises a rotary table, a positioning component, a test wheel, a test component and a test unit, wherein the positioning component comprises a positioning component and is arranged on one side of the rotary table, one end of the positioning component is rotationally connected with the rotary table, the test wheel is arranged on the positioning component, two sides of the test component are respectively connected with a shock absorber, the test component comprises a first test component and a second test component, the first test component consists of a plurality of test blocks which are circumferentially and uniformly distributed on the top surface of the rotary table, the second test component is arranged on the positioning component, and a detection unit is further arranged on the second test component.

Inventors

  • Ke Zhilong

Assignees

  • 湖北泓晨新能源汽车有限公司

Dates

Publication Date
20260512
Application Date
20250718

Claims (6)

  1. 1. A shock absorber testing device, characterized by comprising a turntable (1); The positioning component (2) comprises a positioning assembly (21) which is arranged on one side of the turntable (1), and one end of the positioning assembly is rotationally connected with the turntable (1); The testing wheel (22) is arranged on the positioning assembly (21), the wheel surface of the testing wheel is contacted with the top surface of the turntable (1), and two sides of the testing wheel are detachably connected with the shock absorber (01) respectively; Test part (3), including first test subassembly (31) and second test subassembly (32), wherein first test subassembly (31) by circumference equipartition in a plurality of test piece (311) of revolving stage (1) top surface for simulate different road surfaces, second test subassembly (32) are located on locating part (2), be used for to shock absorber (01) apply vertical decurrent pressure, still be equipped with on second test subassembly (32) and be used for the test detection unit (4) of shock absorber (01) holding power.
  2. 2. A shock absorber testing apparatus according to claim 1, wherein said positioning assembly (21) comprises; The positioning frame (211) is arranged on one side of the turntable (1), one end of the positioning frame is rotationally connected with the axis of the turntable (1), and the second testing component (32) is arranged on the positioning frame (211); the two connecting rods (212) are vertically arranged on the locating frame (211) in a sliding mode and are respectively connected with two sides of the test wheel (22).
  3. 3. A shock absorber testing apparatus as set forth in claim 2, wherein said second testing assembly (32) comprises a lifting rod (321) having a fixed end connected to said positioning frame (211); The test bench (322) is connected with the flexible end of lifter (321), its bottom surface detachable with bumper shock absorber (01) top is connected, detecting element (4) set up on test bench (322).
  4. 4. The shock absorber testing device according to claim 1, wherein a plurality of positioning holes (11) corresponding to the test blocks (311) one by one are circumferentially and uniformly distributed on the turntable (1), positioning grooves (12) communicated with the positioning holes (11) are formed in the positioning holes (11), and the notch of each positioning groove (12) is formed in the top surface of the turntable (1); Each test block (311) is provided with a quick-release component (5), which comprises: the restraint rod (51) is vertically arranged at the bottom of the test block (311) in a rotating manner and corresponds to the positioning hole (11); And a restraint block (52) which is arranged on the restraint rod (51) and is matched with the positioning groove (12).
  5. 5. The device for testing shock absorbers according to claim 3, wherein the test wheel (22) and the test bench (322) are provided with a plurality of mounting grooves (6), and the corresponding ends of the shock absorbers (01) are respectively embedded in the corresponding mounting grooves (6); The mounting grooves (6) are internally provided with clamping components (7), the clamping components (7) comprise two clamping blocks (71) which are arranged in the mounting grooves (6) in a relatively sliding manner, the contact surface of the clamping blocks is matched with the outline of the shock absorber (01), and elastic units (72) which provide centripetal pre-tightening for the clamping blocks (71) are also arranged between the clamping blocks (71) and the side walls of the corresponding mounting grooves (6).
  6. 6. The shock absorber testing device according to claim 1, wherein two sections of sliding grooves (13) are formed in the rotary table (1), a positioning table (14) is arranged between the two sections of sliding grooves (13), and the top surface of the positioning table (14) corresponds to the running track of the testing wheel (22); The rotary table (1) is also provided with a constraint component (8) which comprises: The transmission rod (81) passes through the positioning table (14) and is rotationally inserted into each sliding groove (13), and two sections of threads with opposite rotation directions are formed on the surface of the transmission rod; The two clamping plates (82) are respectively arranged in the corresponding sliding grooves (13) in a sliding manner and are screwed with corresponding threads on the transmission rod (81); And the power unit (83) is arranged on the rotary table (1) and is connected with the motion end and the transmission rod (81).

Description

Shock absorber testing device Technical Field The utility model relates to the technical field of shock absorber testing, in particular to a shock absorber testing device. Background In a vehicle suspension system, a shock absorber is used as a core damping element, and the surface cleanliness of an internal positioning tube of the shock absorber directly influences the assembly accuracy of a sealing assembly and the stability of a hydraulic system. The conventional testing device usually uses a hydraulic rod to perform pressure test on the shock absorber, but the testing function of the method is generally single, but a driver is sensitive to speed change in the actual driving process, the acceleration transmitted through the shock absorber after the wheel is impacted can directly influence the operation of the driver, but the conventional testing device is usually difficult to detect the state change of the shock absorber when the shock absorber is corresponding to different road conditions, and the applicability is limited. Therefore, a shock absorber testing device capable of simulating different road conditions is provided for solving the problems. Disclosure of utility model The utility model aims to overcome the defects of the prior art and provide a shock absorber testing device which can simulate different road conditions. In order to solve the technical problems, the utility model adopts the following technical scheme that the shock absorber testing device comprises a turntable; The positioning component comprises a positioning component which is arranged on one side of the turntable, and one end of the positioning component is rotationally connected with the turntable; The testing wheel is arranged on the positioning assembly, the wheel surface of the testing wheel is contacted with the top surface of the turntable, and two sides of the testing wheel are detachably connected with the shock absorber respectively; The test component comprises a first test component and a second test component, wherein the first test component is formed by a plurality of test blocks which are circumferentially and uniformly distributed on the top surface of the rotary table and used for simulating different road surfaces, the second test component is arranged on the positioning component and used for applying vertical downward pressure to the shock absorber, and the second test component is further provided with a detection unit used for testing the bearing force of the shock absorber. Further, the positioning assembly includes; The positioning frame is arranged on one side of the turntable, one end of the positioning frame is rotationally connected with the axis of the turntable, and the second test assembly is arranged on the positioning frame; The two connecting rods are vertically arranged on the locating frame in a sliding manner and are respectively connected with two sides of the test wheel. Further, the second test assembly comprises a lifting rod, and the fixed end of the lifting rod is connected with the positioning frame; The test bench is connected with the flexible end of lifter, its bottom surface detachable with the bumper shock absorber top is connected, detecting element sets up on the test bench. Further, a plurality of positioning holes corresponding to the test blocks one by one are uniformly distributed on the turntable in the circumferential direction, positioning grooves communicated with the positioning holes are formed in the positioning holes, and the notch of each positioning groove is formed in the top surface of the turntable; All be equipped with quick detach part on each test piece, include: The restraining rod is vertically arranged at the bottom of the test block in a rotating manner and corresponds to the positioning hole; and the constraint block is arranged on the constraint rod and is matched with the positioning groove. Further, the test wheel and the test bench are provided with a plurality of mounting grooves, and the corresponding ends of the shock absorbers are respectively embedded in the corresponding mounting grooves; The mounting grooves are internally provided with clamping components, the clamping components comprise two clamping blocks which are arranged in the mounting grooves in a relative sliding manner, the contact surfaces of the two clamping blocks are matched with the outline of the shock absorber, and elastic units which provide centripetal pre-tightening for the clamping blocks are also arranged between the clamping blocks and the side walls of the corresponding mounting grooves. Further, two sections of sliding grooves are formed in the rotary table, a positioning table is arranged between the two sections of sliding grooves, and the top surface of the positioning table corresponds to the travelling path of the test wheel; still be equipped with the restraint part on the revolving stage, include: The transmission rod passes through the positioning table and