CN-224202725-U - Test fixture

CN224202725UCN 224202725 UCN224202725 UCN 224202725UCN-224202725-U

Abstract

The application discloses a test tool. The test tool comprises a supporting structure, a mounting structure, a control module and an adjusting component, wherein the adjusting component comprises a guide pillar, an elastic piece and an adjusting piece, the guide pillar is fixed on the supporting structure, the mounting structure is arranged on the guide pillar, an accommodating space is formed between the mounting structure and the supporting structure, the accommodating space is used for accommodating a to-be-tested product, the control module is used for controlling the to-be-tested product, the elastic piece is arranged on the guide pillar and is located on one side, far away from the supporting structure, of the mounting structure, the adjusting piece is movably assembled on the guide pillar along the axial direction of the guide pillar and is used for compressing or loosening the elastic piece, and the axial direction of the guide pillar is in a first direction. When the test fixture provided by the application is applied to the steering wheel, the test of different load performances of the steering wheel can be realized, and the test difficulty is reduced.

Inventors

Request for anonymity
Request for anonymity

Assignees

智元创新(上海)科技股份有限公司

Dates

Publication Date: 20260505
Application Date: 20250514

Claims (12)

1. A test fixture, its characterized in that includes: The device comprises a supporting structure, a mounting structure, a control module and an adjusting component, wherein the adjusting component comprises a guide pillar, an elastic piece and an adjusting piece; The guide pillar is fixed on the supporting structure, the mounting structure is arranged on the guide pillar, an accommodating space is formed between the mounting structure and the supporting structure, the accommodating space is used for accommodating a to-be-tested article, and the control module is used for controlling the to-be-tested article; The elastic piece is arranged on the guide post and is positioned on one side, far away from the supporting structure, of the mounting structure, the adjusting piece is movably assembled on the guide post along the axial direction of the guide post and is used for compressing or loosening the elastic piece, and the axial direction of the guide post is in a first direction.
2. The test fixture of claim 1, wherein the adjustment assembly further comprises a linear bearing, the mounting structure being movably disposed on the guide post along the first direction by the linear bearing.
3. The test fixture of claim 1, wherein the adjustment assembly further comprises a transition sleeve movably sleeved on the guide post along the first direction and sandwiched between the elastic member and the mounting structure.
4. A test fixture according to claim 3, wherein the guide post comprises a threaded section and an optical axis section, the adjusting member and the elastic member are respectively located on the threaded section, and the transition sleeve is located at the junction of the threaded section and the optical axis section.
5. The test fixture of claim 1, wherein the adjustment assembly further comprises a locking member movably mounted to the guide post in the first direction for limiting axial movement of the adjustment member in the guide post.
6. The test fixture of claim 1, wherein the adjustment assembly further comprises a base, the base is provided with an assembly hole, and the guide post is fixed in the assembly hole by a fastener; the support structure is provided with an assembly groove, the base is fixed on the support structure, and part of the structure is embedded in the assembly groove.
7. The test fixture of claim 1, wherein the support structure is a support plate, and a plurality of first mounting holes with a set interval are formed in the support plate, and the plurality of first mounting holes are used for assembling the barrier blocks.
8. The test fixture of claim 7, wherein the plurality of first mounting holes are divided into a plurality of groups, each group of first mounting holes being arranged at equal angles and intervals for mounting different types of barrier blocks.
9. The test fixture of claim 1, wherein the mounting structure is a mounting plate, the mounting plate is provided with a plurality of second mounting holes at set intervals, and the plurality of second mounting holes are used for fixing the article to be tested.
10. The test fixture of claim 1, further comprising a load-bearing frame, wherein the support structure is fixed to the load-bearing frame, and wherein a side of the load-bearing frame remote from the support structure is provided with a shock-absorbing structure.
11. The test fixture of claim 1, wherein the control module is disposed on a side of the mounting structure that is remote from the support structure.
12. The test fixture of claim 1, wherein the adjustment assembly is provided with a plurality of sets, the plurality of sets of adjustment assemblies being spaced apart about the periphery of the mounting structure.

Description

Test fixture Technical Field The application belongs to the technical field of test equipment, and particularly relates to a test tool. Background The steering wheel is an electromechanical integrated product integrating two sets of electric driving wheel mechanisms and steering feedback units, and can realize the functions of zero turning radius, side shifting, straight running, transverse running and the like in any direction in two-dimensional planes. After the steering wheel is assembled, the steering wheel needs to be functionally tested, and when the load performance of the steering wheel is tested by the test tool in the prior art, the test is complex due to the fact that load blocks with different weights are adopted, and the number of test parts is large. Disclosure of utility model The application aims to provide a test tool which at least solves one of the problems of the background technology. According to a first aspect of the present application, there is provided a test fixture comprising: The device comprises a supporting structure, a mounting structure, a control module and an adjusting component, wherein the adjusting component comprises a guide pillar, an elastic piece and an adjusting piece; The guide pillar is fixed on the supporting structure, the mounting structure is arranged on the guide pillar, an accommodating space is formed between the mounting structure and the supporting structure, the accommodating space is used for accommodating a to-be-tested article, and the control module is used for controlling the to-be-tested article; The elastic piece is arranged on the guide post and is positioned on one side, far away from the supporting structure, of the mounting structure, the adjusting piece is movably assembled on the guide post along the axial direction of the guide post and is used for compressing or loosening the elastic piece, and the axial direction of the guide post is in a first direction. Optionally, the adjusting assembly further comprises a linear bearing, and the mounting structure is movably arranged on the guide post along the first direction through the linear bearing. Optionally, the adjusting component further includes a transition sleeve, and the transition sleeve is movably sleeved on the guide post along the first direction and is clamped between the elastic element and the mounting structure. Optionally, the guide pillar includes screw thread section and optical axis section, the regulating part with the elastic component is located respectively the screw thread section, the transition sleeve is located the screw thread section with the junction of optical axis section. Optionally, the adjusting component further comprises a locking piece movably assembled on the guide post along the first direction and used for limiting the axial movement of the adjusting piece on the guide post. Optionally, the adjusting assembly further comprises a base, the base is provided with an assembly hole, and the guide post is fixed in the assembly hole through a fastener; the support structure is provided with an assembly groove, the base is fixed on the support structure, and part of the structure is embedded in the assembly groove. Optionally, the supporting structure is a backup pad, be provided with a plurality of first mounting holes of settlement interval on the backup pad, a plurality of first mounting holes are used for assembling the obstacle piece. Optionally, the plurality of first mounting holes divide into the multiunit, and every group first mounting hole is equal angle and interval arrangement for install the obstacle piece of different models. Optionally, the mounting structure is the mounting panel, the mounting panel is provided with a plurality of second mounting holes of settlement interval, and a plurality of second mounting holes are used for fixed article to be tested. Optionally, the test fixture further includes a bearing frame, the supporting structure is fixed on the bearing frame, and a damping structure is disposed on a side, away from the supporting structure, of the bearing frame. Optionally, the control module is disposed on a side of the mounting structure away from the support structure. Optionally, the adjusting component is provided with a plurality of sets, and the plurality of sets of adjusting components are distributed at intervals on the periphery of the mounting structure. According to the test fixture provided by the application, the to-be-tested product is placed through the accommodating space formed between the supporting structure and the mounting structure, and the adjusting component is arranged on the supporting structure and the mounting structure, so that the adjusting component can compress or loosen the elastic component, the to-be-tested product can bear different loads, when the test fixture is applied to the steering wheel, the to-be-tested product can test different loads of the steering wheel through the combination with