Search

CN-224216273-U - Shock absorber testing device

CN224216273UCN 224216273 UCN224216273 UCN 224216273UCN-224216273-U

Abstract

The utility model discloses a damping tower test device which comprises a fixing assembly and a loading assembly, wherein the fixing assembly comprises a fixing seat and a plurality of fixing pieces, one sides of the fixing pieces are connected with the fixing seat, the other sides of the fixing pieces are used for being connected with or abutted against a damping tower, the loading assembly comprises an extrusion piece, a sensor and a driver, the driver is used for driving the extrusion piece to push the damping tower, and the sensor is arranged between the extrusion piece and the driver and used for monitoring the pressure load applied to the damping tower by the extrusion piece. The shock absorber testing device can perform collision test verification on the shock absorber, so that the structural path strength and the weak point of the shock absorber can be accurately obtained before the whole vehicle collides, the rectification and optimization before the whole vehicle collides are facilitated, and effective data support can be provided for the design verification of the whole vehicle.

Inventors

  • CHEN WEI
  • LI XIN
  • YANG HONG
  • FANG KEHONG
  • DAI TAILIANG

Assignees

  • 小米汽车科技有限公司

Dates

Publication Date
20260508
Application Date
20250512

Claims (10)

  1. 1. A shock tower test apparatus, comprising: The fixing assembly comprises a fixing seat and a plurality of fixing pieces, one sides of the fixing pieces are connected with the fixing seat, and the other sides of the fixing pieces are connected with or stopped against the damping tower; the loading assembly comprises an extrusion part, a sensor and a driver, wherein the driver is used for driving the extrusion part to push the damping tower, and the sensor is arranged between the extrusion part and the driver and used for monitoring the pressure load applied to the damping tower by the extrusion part.
  2. 2. The shock tower test apparatus according to claim 1, wherein the fixing base comprises a bottom plate and a vertical plate which are arranged in an intersecting manner, the vertical plate is arranged on one side of the bottom plate, and one sides of the fixing pieces are connected with the vertical plate.
  3. 3. The shock tower test apparatus according to claim 2, wherein the plurality of fixing members include a cross member extending toward a side of the riser facing away from the base plate, and one end of the cross member is connected to the riser, and the other end of the cross member is adapted to be connected to the shock tower.
  4. 4. A shock tower test apparatus according to claim 3, wherein the cross beam is connected to the shock tower by a first fastener and the end of the cross beam is provided with a first aperture through which the first fastener passes.
  5. 5. The shock tower test apparatus according to claim 2, wherein the plurality of fixing members include stoppers, the stoppers are provided on one side of the standing plate facing away from the bottom plate, and one side of the stoppers is connected to the standing plate, and the other side of the stoppers is adapted to abut against the shock tower.
  6. 6. The shock absorber testing device of claim 5, wherein the limiting block is mounted on the vertical plate through a second fastening piece, and a second hole for the second fastening piece to pass through is formed in the vertical plate.
  7. 7. The shock tower test apparatus according to claim 2, wherein the fixing base comprises an inclined strut plate, the inclined strut plate is arranged in an included angle formed by the bottom plate and the vertical plate, and the inclined strut plate is connected with both the vertical plate and the bottom plate.
  8. 8. The shock tower test apparatus according to claim 7, wherein said diagonal brace panels are disposed perpendicular to both said riser and said base plate.
  9. 9. The shock absorber testing device according to claim 2, wherein the bottom plate is connected to the set plane by a plurality of third fasteners, the bottom plate is provided with a plurality of third holes, and the plurality of third fasteners are fitted in the plurality of third holes in one-to-one correspondence.
  10. 10. The shock tower test device according to any of claims 1-9, wherein said extrusion includes an end plate for engaging and stopping with said shock tower.

Description

Shock absorber testing device Technical Field The utility model relates to the technical field of vehicle tests, in particular to a shock absorber testing device. Background In recent years, the vehicle maintenance amount in China tends to rise year by year, in order to ensure the safety of vehicle use, the vehicle needs to be subjected to a collision test during production, the existing collision test is mostly a test aiming at the whole vehicle, a damping tower is used as a key structural path of a collision working condition, and the advantages and disadvantages of the structural strength of the damping tower play an important role in enhancing the strength of the whole vehicle. However, the related art lacks a collision test device special for the shock absorber, so that the structural path and weak point of the shock absorber cannot be accurately obtained in the research and development production process, and the improvement and optimization of the collision strength of the whole vehicle are not facilitated. Disclosure of utility model The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the utility model provides the shock absorber testing device which can perform collision test verification on the shock absorber, so that the structural path strength and the weak point of the shock absorber can be accurately obtained before the whole vehicle collides, the correction and the optimization before the whole vehicle collides are facilitated, and effective data support can be provided for the whole vehicle design verification. The damping tower test device provided by the embodiment of the utility model comprises: The fixing assembly comprises a fixing seat and a plurality of fixing pieces, one sides of the fixing pieces are connected with the fixing seat, and the other sides of the fixing pieces are connected with or stopped against the damping tower; the loading assembly comprises an extrusion part, a sensor and a driver, wherein the driver is used for driving the extrusion part to push the damping tower, and the sensor is arranged between the extrusion part and the driver and used for monitoring the pressure load applied to the damping tower by the extrusion part. In some embodiments, the fixing base comprises a bottom plate and a vertical plate which are arranged in an intersecting manner, the vertical plate is arranged on one side of the bottom plate, and one sides of the fixing pieces are connected with the vertical plate. In some embodiments, the plurality of fixing members include a cross member extending toward a side of the riser facing away from the base plate, and one end of the cross member is connected to the riser, and the other end of the cross member is connected to the shock tower. In some embodiments, the cross beam is connected to the shock tower by a first fastener, and the end of the cross beam is provided with a first hole through which the first fastener passes. In some embodiments, the fixing members include a stopper, the stopper is disposed on a side of the vertical plate away from the bottom plate, and one side of the stopper is connected to the vertical plate, and the other side of the stopper is used for stopping with the shock absorber tower. In some embodiments, the limiting block is mounted on the vertical plate through a second fastening piece, and a second hole for the second fastening piece to pass through is formed in the vertical plate. In some embodiments, the fixing base includes a diagonal brace plate, the diagonal brace plate is disposed in an included angle formed by the bottom plate and the vertical plate, and the diagonal brace plate is connected with both the vertical plate and the bottom plate. In some embodiments, the diagonal strut plate is disposed perpendicular to both the riser and the floor. In some embodiments, the bottom plate is connected to the setting plane through a plurality of third fasteners, the bottom plate is provided with a plurality of third holes, and the plurality of third fasteners are assembled in the plurality of third holes in a one-to-one correspondence. In some embodiments, the extrusion includes an end plate for engaging and abutting the shock tower. The shock absorber testing device has the beneficial effects that the shock absorber testing device can perform collision test verification on the shock absorber, so that the structural path strength and the weak point of the shock absorber can be accurately obtained before the whole vehicle collides, the correction and optimization before the whole vehicle collides are facilitated, and effective data support can be provided for the whole vehicle design verification. Drawings FIG. 1 is a schematic view showing the overall structure of a shock absorber testing apparatus according to an embodiment of the present utility model. Reference numerals: 1-fixing components, 11-fixing seats, 111-vertical pl