CN215525083U - Automotive suspension testing arrangement - Google Patents
Automotive suspension testing arrangement Download PDFInfo
- Publication number
- CN215525083U CN215525083U CN202023024687.2U CN202023024687U CN215525083U CN 215525083 U CN215525083 U CN 215525083U CN 202023024687 U CN202023024687 U CN 202023024687U CN 215525083 U CN215525083 U CN 215525083U
- Authority
- CN
- China
- Prior art keywords
- loading
- automotive suspension
- suspension
- plate
- tested
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses an automobile suspension testing device which comprises a connecting assembly used for hanging an automobile suspension to be tested and a loading assembly used for loading the automobile suspension to be tested, wherein the connecting assembly comprises a universal stand column and a movable fixed support connected to the universal stand column in an adjustable mode along the Z axial direction, the movable fixed support comprises a stand column connecting part and a suspension connecting part, the loading assembly comprises a moving loading plate, and a first rod end joint bearing capable of loading the automobile suspension to be tested along the X axial direction, a second rod end joint bearing capable of loading the automobile suspension to be tested along the Z axial direction and a fixed positioning hole fixedly connected with the automobile suspension to be tested are connected to the moving loading plate. The utility model has simple structure and high universality, and can simulate the state of the suspension system in the actual installation mode of the vehicle body more truly.
Description
Technical Field
The utility model discloses a suspension testing device, belongs to the technical field of automobile durability testing, and particularly discloses an automobile suspension testing device.
Background
The automobile suspension is an important part for ensuring riding comfort, and meanwhile, the automobile suspension is used as a force transmission part for connecting a frame (or a body) and an axle (or a wheel), and is also an important part for ensuring the running safety of an automobile. The automobile suspension test is very important in the field of automobile safety test, and meanwhile, the number of the automobile suspension test working conditions is large, and a universal test device is needed to realize the automobile suspension test.
Although there are many automobile suspension testing devices in the prior art, such as CN103954459B, CN109060385A, CN109765061A, etc., they all have the disadvantages of complex structure, high cost and low versatility.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model develops the automobile suspension testing device which has simple structure and high universality and can simulate the state of a suspension system under the actual installation mode of an automobile body more truly.
The utility model discloses an automobile suspension testing device which comprises a connecting assembly used for hanging an automobile suspension to be tested and a loading assembly used for loading the automobile suspension to be tested, wherein the connecting assembly comprises a universal stand column and a movable fixed support connected to the universal stand column in an adjustable mode along the Z axial direction, the movable fixed support comprises a stand column connecting part and a suspension connecting part, the loading assembly comprises a motion loading plate, and a first rod end joint bearing capable of loading the automobile suspension to be tested along the X axial direction, a second rod end joint bearing capable of loading the automobile suspension to be tested along the Z axial direction and a fixed positioning hole fixedly connected with the automobile suspension to be tested are connected onto the motion loading plate.
In a preferred embodiment of the utility model, the universal column is provided with a plurality of threaded holes which are arranged at intervals along the Z-axis and used for connecting the movable fixing support.
In a preferred embodiment of the present invention, the movable fixing support includes, but is not limited to, a front fork arm fixing seat, a spring fixing seat, and a shock absorber mounting position fixing seat.
In a preferred embodiment of the present invention, the front yoke fixing base includes an upright connecting plate connected to the universal upright and a front yoke connecting block connected to the automobile suspension to be tested, the upright connecting plate is provided with 2 front yoke connecting blocks, and each front yoke connecting block is provided with a threaded hole arranged along the Z-axis direction.
In a preferred embodiment of the present invention, the spring fixing seat includes an upright connecting plate connected to the universal upright and a profiling supporting pillar connected to a spring tray of the automotive suspension to be tested, and the upright connecting plate is provided with a positioning hole for connecting the profiling supporting pillar.
In a preferred embodiment of the utility model, the shock absorber mounting point position fixing seat comprises an upright post connecting plate connected with the general upright post and a special fixing plate connected with a shock absorber of the automobile suspension to be tested, the special fixing plate is a U-shaped block or a cube block with an inclined surface, a threaded hole for connecting the shock absorber is formed in the inclined surface of the U-shaped block with the inclined surface, and threaded holes for connecting the shock absorber are formed in two side surfaces of the cube block.
In a preferred embodiment of the present invention, the pillar connecting plate comprises a flat plate or an L-shaped plate.
In a preferred embodiment of the utility model, the L-shaped plate is provided with reinforcing ribs.
In a preferred embodiment of the present invention, a boss for connecting the first rod end joint bearing and the second rod end joint bearing and loading the automobile suspension to be tested along the Y axis is disposed on the motion loading plate, four fixing positioning holes are disposed around the boss, and the rotational symmetry centers of the four fixing positioning holes coincide with the center of the boss.
In a preferred embodiment of the present invention, the second rod end joint bearing is connected to the movable fixed support through a lead screw.
The utility model has the beneficial effects that: the utility model has the advantages of simple structure, low cost and good universality, further simplifies and deepens the universal function on the basis of the original multifunctional testing device, cancels the design of a guide rail, adopts a multidirectional displacement adjusting mode of a universal upright post and an L-shaped movable fixed support on the space to realize different size requirements of a fixed point on the space, and simultaneously can change fixed plates with different characteristics to aim at various design sizes and diversified loading modes of different testing schemes of a suspension system caused by slight differences of the design modes; meanwhile, the vertical surface of the universal stand column adopts the intensive hole arrangement design, so that the inaccuracy of a test result caused by the deformation of a rack due to insufficient strength of a fixed seat caused by the long hole design is avoided; furthermore, the motion loading plate is simple in structure, and can realize single-shaft or multi-shaft loading on the automobile suspension to be tested, so that various endurance tests such as torsional fatigue, brake fatigue and shock absorber fixed point fatigue of the automobile suspension to be tested are realized.
Drawings
FIG. 1 is an isometric view of an automotive suspension testing apparatus;
FIG. 2 is a schematic view of an automotive suspension testing apparatus;
FIG. 3 is a schematic view of an automotive suspension testing apparatus;
FIG. 4 is a schematic view of a front yoke mounting seat of an automotive suspension testing apparatus;
FIG. 5 is a schematic view of a front yoke mounting seat of an automotive suspension testing apparatus;
FIG. 6 is a bottom view of a spring holder of an automotive suspension testing apparatus;
FIG. 7 is a schematic view of a shock absorber mounting point fixing seat of an automotive suspension testing device;
FIG. 8 is a schematic view of a kinematic load plate of an automotive suspension testing apparatus;
FIG. 9 is a schematic view of a kinematic load plate of an automotive suspension testing apparatus.
Detailed Description
The utility model will now be described in further detail, including the preferred embodiments, with reference to the accompanying drawings, which illustrate some alternative embodiments of the utility model. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The utility model discloses an automobile suspension testing device which comprises a connecting assembly A and a loading assembly B, wherein the connecting assembly A is used for hanging an automobile suspension to be tested, the loading assembly B is used for loading the automobile suspension to be tested, the connecting assembly A comprises a universal upright post 1 and a movable fixed support 2 which is connected to the universal upright post 1 in an adjustable mode along the Z axial direction, the movable fixed support 2 comprises an upright post connecting part 2.1 and a suspension connecting part 2.2, the loading assembly B comprises a moving loading plate 3, and a first rod end joint bearing 4 capable of loading the automobile suspension to be tested along the X axial direction, a second rod end joint bearing 5 capable of loading the automobile suspension to be tested along the Z axial direction and a fixed positioning hole 6 which is fixedly connected with the automobile suspension to be tested are connected to the moving loading plate 3.
In a preferred embodiment of the present invention, the universal column 1 is provided with a plurality of threaded holes spaced along the Z-axis for connecting the movable fixing supports 2.
In a preferred embodiment of the present invention, the movable fixing support 2 includes, but is not limited to, a front fork arm fixing seat, a spring fixing seat, and a shock absorber mounting position fixing seat.
In a preferred embodiment of the utility model, the front fork arm fixing seat comprises an upright post connecting plate connected with the universal upright post 1 and a front fork arm connecting block connected with the automobile suspension to be tested, wherein 2 front fork arm connecting blocks are arranged on the upright post connecting plate, and each front fork arm connecting block is provided with a threaded hole arranged along the Z-axis direction.
In a preferred embodiment of the utility model, the spring fixing seat comprises an upright connecting plate connected with the universal upright 1 and a profiling supporting column connected with a spring tray of the automobile suspension to be tested, the upright connecting plate is provided with a positioning hole for connecting the profiling supporting column, the profiling supporting column can simulate the mechanical state of a spring on the suspension in a suspension system, the spring fixing seat is fixedly connected with the L-shaped movable fixing support through bolts in a positioning hole mode on the premise of ensuring the accuracy, the high matching degree and high strength requirements of the two components are ensured, meanwhile, the L-shaped movable fixing support slides up and down on the universal upright to determine the installation distance of the L-shaped movable fixing support, and the L-shaped movable fixing support is locked through bolts or screws, so that the high strength and high reliability of the L-shaped movable fixing support under the operation of each tool are ensured.
In a preferred embodiment of the utility model, the shock absorber mounting point fixing seat comprises an upright connecting plate connected with the universal upright 1 and a special fixing plate connected with a shock absorber of an automobile suspension to be tested, the special fixing plate is a U-shaped block with an inclined plane (used for testing a suspension system with the shock absorber) or a cubic block (used for testing a suspension system without the shock absorber), the inclined plane of the U-shaped block with the inclined plane is provided with a threaded hole for connecting the shock absorber, two side surfaces of the cubic block are provided with threaded holes for connecting the shock absorber, when the suspension system without the shock absorber is tested, the part of the suspension system for mounting the shock absorber adopts a rigid fixing mode, a bolt penetrates through the locking fixing plate from a shock absorber mounting point, and meanwhile, the fixing plate is connected with the L-shaped movable fixing support through the bolt and further fixed to the universal upright.
In a preferred embodiment of the present invention, the column connecting plate includes a flat plate or an L-shaped plate, and the L-shaped plate has a universal adaptability, which can simplify the overall structure of the testing device on the premise of ensuring the precision requirement, thereby reducing the processing cost and further reducing the installation requirement.
In a preferred embodiment of the utility model, the L-shaped plate is provided with a reinforcing rib, the existence of the reinforcing rib can ensure high strength and high stability of the L-shaped plate, and the movable deformation of the movable fixed support in an actual test is further controlled to ensure the accuracy of an experimental test result.
In a preferred embodiment of the utility model, aiming at the test requirements of a suspension system, a loading point is required to be accurately positioned at a suspension wheel center point and a wheel center grounding point, so that a movement loading plate adopts an I-steel, the upper end of the I-steel is drilled, and is connected and locked with 4 bolt holes on the fixed end surface of a suspension tire through bolts, and simultaneously, in order to ensure that the loading center is positioned at the wheel center point, a boss design is adopted on the side surface of a loading plate, the loading center point of a rod end joint bearing is ensured to be coincided with the wheel center point, the boss design is a cylindrical stepped shaft, and the outer side of the rod end joint bearing is locked through nuts, wherein the rod end joint bearing is adopted to be connected with an existing computer operating system and an actuator matched with the rod end joint bearing due to the flexibility and the multi-directionality, and the brake fatigue, the torsion fatigue and the longitudinal force fatigue test can be realized. The brake fatigue is the horizontal applied load of the lower end of the loading plate, namely the wheel center grounding point, the torsion fatigue is the vertical applied load of the upper end of the loading plate, namely the wheel center point, and the longitudinal force fatigue is the horizontal applied load of the upper end of the loading plate, namely the wheel center point.
In a preferred embodiment of the utility model, a boss 3.1 for connecting the first rod end joint bearing 4 and the second rod end joint bearing 5 and loading the automobile suspension to be tested along the Y-axis direction is arranged on the motion loading plate 3, four fixing positioning holes 6 are arranged around the boss 3.1, and the rotational symmetry centers of the four fixing positioning holes 6 are overlapped with the center of the boss 3.1.
In a preferred embodiment of the utility model, the second rod end joint bearing 5 is connected to the movable fixed support 2 by a lead screw.
In a preferred embodiment of the utility model, the motion loading plate 3 can be used as a Z-direction fixing seat, and aiming at different test requirements of the suspension system, when a horizontal load test is carried out, the jumping displacement of a load application part of the suspension system in the Z direction needs to be limited, so that the Z-direction freedom degree of the suspension system needs to be limited by the Z-direction fixing seat, the Z-direction fixing seat is connected with a boss through a rod end joint bearing, the tail end of the Z-direction fixing seat is connected with the rod end joint bearing through a movable lead screw, and the lead screw is connected with an L-shaped movable fixing support so as to be connected to a universal stand column.
The X-direction loading is used for verifying the load transmission of the suspension system during vehicle braking in an experiment so as to examine the overall structural characteristics and the strength characteristics of all parts of the suspension system, the Y-direction loading is used for verifying the side load borne by the whole suspension system when the vehicle turns and bends, and the Z-direction loading is used for testing the load impact of the vertical torsion of the suspension system caused by the wheel bounce of the vehicle on a bumpy road section.
The utility model meets different design sizes and different test requirements through the universal multifunctional test bench and the mounting fixed support to simulate the state of the suspension system in the actual mounting mode of the vehicle body, controls the test through the multifunctional loading connecting plate by using the computer software control system to control the actuator, and realizes accurate control and complete power output curve by the external force sensor and the external displacement sensor.
Claims (10)
1. An automotive suspension testing arrangement which characterized in that: including coupling assembling (A) that is used for hanging the automotive suspension that awaits measuring and loading subassembly (B) that is used for loading the automotive suspension that awaits measuring, coupling assembling (A) includes general stand (1) and connects in activity fixing support (2) on general stand (1) along Z axial adjustable, activity fixing support (2) include stand connecting portion (2.1) and suspension connecting portion (2.2), loading subassembly (B) is including motion loading plate (3), be connected with on motion loading plate (3) and can follow X axial to the loaded first rod end joint bearing (4) of automotive suspension that awaits measuring, can follow Z axial to the loaded second rod end joint bearing (5) of automotive suspension that awaits measuring and be used for with fixed locating hole (6) of automotive suspension rigid coupling that awaits measuring.
2. The automotive suspension testing device according to claim 1, characterized in that: the universal upright post (1) is provided with a plurality of threaded holes which are arranged at intervals along the Z axial direction and used for connecting the movable fixed support (2).
3. The automotive suspension testing device according to claim 1, characterized in that: the movable fixed support (2) comprises a front fork arm fixed seat, a spring fixed seat and a shock absorber installation position fixed seat.
4. The automotive suspension testing device according to claim 3, characterized in that: the front fork arm fixing seat comprises an upright post connecting plate connected with the universal upright post (1) and a front fork arm connecting block connected with the automobile suspension to be tested, wherein 2 front fork arm connecting blocks are arranged on the upright post connecting plate, and each front fork arm connecting block is provided with a threaded hole arranged along the Z axial direction.
5. The automotive suspension testing device according to claim 3, characterized in that: the spring fixing seat comprises an upright post connecting plate connected with the universal upright post (1) and a profiling supporting column connected with a spring tray of the automobile suspension to be tested, and the upright post connecting plate is provided with a positioning hole for connecting the profiling supporting column.
6. The automotive suspension testing device according to claim 3, characterized in that: the shock absorber mounting point position fixing seat comprises a stand column connecting plate connected with the general stand column (1) and a special fixing plate connected with a shock absorber of the automobile suspension to be tested, the special fixing plate is a U-shaped block or a cube block with an inclined plane, a threaded hole used for connecting the shock absorber is formed in the inclined plane of the U-shaped block with the inclined plane, and threaded holes used for connecting the shock absorber are formed in two side faces of the cube block.
7. The automotive suspension testing apparatus according to claim 4, 5 or 6, characterized in that: the upright post connecting plate comprises a flat plate or an L-shaped plate.
8. The automotive suspension testing device according to claim 7, characterized in that: and reinforcing ribs are arranged on the L-shaped plate.
9. The automotive suspension testing device according to claim 1, characterized in that: the motion loading plate (3) is provided with a boss (3.1) used for connecting a first rod end joint bearing (4) and a second rod end joint bearing (5) and loading the automobile suspension to be tested along the Y-axis direction, four fixing positioning holes (6) are arranged around the boss (3.1), and the rotational symmetry centers of the four fixing positioning holes (6) are overlapped with the center of the boss (3.1).
10. The automotive suspension testing device according to claim 1, characterized in that: and the second rod end joint bearing (5) is connected with the movable fixed support (2) through a lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023024687.2U CN215525083U (en) | 2020-12-14 | 2020-12-14 | Automotive suspension testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023024687.2U CN215525083U (en) | 2020-12-14 | 2020-12-14 | Automotive suspension testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215525083U true CN215525083U (en) | 2022-01-14 |
Family
ID=79785885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023024687.2U Active CN215525083U (en) | 2020-12-14 | 2020-12-14 | Automotive suspension testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215525083U (en) |
-
2020
- 2020-12-14 CN CN202023024687.2U patent/CN215525083U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108931382B (en) | Fatigue endurance testing device and method for multi-connecting-rod rear suspension axle housing assembly | |
| KR100720680B1 (en) | Assembly system and method for shock absorber of automobile | |
| CN102854021B (en) | Automobile collision simulation trolley device | |
| CN210269198U (en) | Multi-channel bench test device of suspension system | |
| CN108871796B (en) | Axle housing assembly fatigue endurance testing method and device for simulating road | |
| CN101441135B (en) | Test device and test method of automobile steering knuckle | |
| CN110715810B (en) | Suspension part multi-axis bench test device | |
| CN110296853A (en) | A kind of automobile suspension system fatigue test board | |
| CN114354226B (en) | Suspension system loading system and loading method under simulated real vehicle running working condition | |
| CN209513285U (en) | For testing the experimental rig of flexural pivot bushing deflection and torsional direction rigidity | |
| CN215525083U (en) | Automotive suspension testing arrangement | |
| CN213121049U (en) | Impact test device for automobile suspension system | |
| CN111964915B (en) | System and method for testing torsion rigidity of whole passenger vehicle | |
| CN219178920U (en) | Fatigue endurance test tool for automotive suspension | |
| CN106840712B (en) | Multipurpose suspension performance and durability test stand | |
| CN112611579A (en) | Bench durability testing device and two-channel bench durability testing method | |
| CN114905431B (en) | Positioning device, positioning method and detection method for white car body damping tower | |
| CN115876488A (en) | Fatigue test device for automobile rear bracket assembly | |
| KR20230001376U (en) | Tool for automobile steering knuckle bench test | |
| CN114838962A (en) | Front suspension system testing device | |
| CN210981794U (en) | Positioning system for adjusting automobile NVH and structure fatigue test wheel shaft | |
| CN210802932U (en) | General frock of suspension system capability test | |
| CN113551892A (en) | Multi-axis fatigue endurance test tool | |
| CN211954681U (en) | Durability test universal fixture for passenger car control arm | |
| CN211452864U (en) | Universal tool for durability test of automobile swing arm rack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |