CN111579252A - Road simulator for vehicle - Google Patents
Road simulator for vehicle Download PDFInfo
- Publication number
- CN111579252A CN111579252A CN202010375893.3A CN202010375893A CN111579252A CN 111579252 A CN111579252 A CN 111579252A CN 202010375893 A CN202010375893 A CN 202010375893A CN 111579252 A CN111579252 A CN 111579252A
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- tray
- load
- vehicle
- loading device
- vehicle body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention discloses a road simulation device for a vehicle, comprising: the device comprises a base, a vertical load loading device and a lateral load loading device, wherein one end of the vertical load loading device is arranged on the base, and the other end of the vertical load loading device is suitable for vertically loading wheels; one end of the side load loading device is arranged on the base, and the other end of the side load loading device is suitable for carrying out side loading on the vehicle. According to the road simulation device, the road simulation device is provided with the vertical load loading device and the lateral load loading device, so that the road simulation device can respectively apply vertical loads and lateral loads to the wheels, the road simulation device can simulate the loads borne by the vehicle in the running process more truly, the test effect of the road simulation device on testing the vehicle chassis is improved, and the test is more accurate.
Description
Technical Field
The invention relates to the field of vehicles, in particular to a road simulation device for a vehicle.
Background
In the related art, a conventional road simulation device for a vehicle is generally only provided with a vertical load loading device, and the structural reliability of the whole chassis system is evaluated by loading wheels in the vertical direction, but for the chassis system, the chassis system occupies a larger proportion of transverse load excitation damage, so that the conventional road simulation device has certain limitation and is not accurate enough in test.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, it is an object of the invention to propose a road simulator for a vehicle. The road simulation device is provided with the vertical load loading device and the lateral load loading device, so that the road simulation device can respectively apply vertical load and lateral load to the wheels, the road simulation device can simulate the load borne by the vehicle in the running process more truly, the test effect of the road simulation device in testing the vehicle chassis is improved, and the test is more accurate.
The road simulation apparatus for a vehicle according to the present invention includes: the device comprises a base, a vertical load loading device and a lateral load loading device, wherein one end of the vertical load loading device is arranged on the base, and the other end of the vertical load loading device is suitable for vertically loading wheels; one end of the side load loading device is arranged on the base, and the other end of the side load loading device is suitable for carrying out side loading on the vehicle.
According to the road simulation device for the vehicle, the vertical load loading device and the lateral load loading device are arranged in the road simulation device, the vertical load loading device is suitable for loading the wheels in the vertical direction, the lateral load loading device is suitable for loading the wheels in the lateral direction, the lateral load and the vertical load can be coupled at the wheels and can be transmitted to a chassis system through the wheels, and the road simulation device can simulate the actual condition of the vehicle in the running process more truly by additionally arranging the lateral load loading device in the road simulation device, so that the road simulation device can test the chassis structure more effectively, and the evaluation on the reliability of the chassis structure is more accurate.
According to an embodiment of the present invention, the road simulator for vehicles further includes a wheel coupling tray, the wheel coupling tray is provided with wheel mounting positions adapted to fix wheels, and the wheel coupling tray is connected to the vertical load loading device and the lateral load loading device, respectively.
According to one embodiment of the invention, the wheel coupling tray comprises a vertical load tray and a side load tray, wherein the vertical load tray is connected with the vertical load loading device; the lateral load tray is arranged on the vertical load tray and is connected with the lateral load loading device; wherein the side load tray is movable relative to the vertical load tray.
According to one embodiment of the invention, one end of the side load means is hinged to the base and the other end of the side load means is hinged to the side load tray.
According to one embodiment of the invention, the side load loading device comprises an actuator, a spherical hinge connecting mechanism and a force sensor, wherein the spherical hinge connecting mechanism is arranged at one end of the actuator and is connected with the base; the force sensor is arranged at the other end of the actuator and is hinged and fixed with the lateral load tray.
According to one embodiment of the invention, a guide device is arranged between the vertical load tray and the side load tray, and the guide device can selectively guide the side load tray.
According to one embodiment of the invention, the guide device comprises a guide rail and a guide block, wherein the guide rail is arranged on the upper side of the vertical load tray; the guide block is arranged on the lower side of the side load tray and matched with the guide rail; wherein the extending direction of the guide rail is the moving direction of the side load loading device.
According to an embodiment of the present invention, the road simulator for a vehicle further includes a body fixing part fixed to the base and limiting a moving direction of the body.
According to one embodiment of the invention, the vehicle body fixing part comprises a vehicle body connecting mechanism, a left vehicle body fixing bracket, a side vehicle body fixing bracket, a left connecting arm and a right connecting arm, and the vehicle body connecting mechanism is fixed with the vehicle body; the left vehicle body fixing support and the right vehicle body fixing support are respectively arranged on the base and positioned on the left side and the right side of the vehicle; the one end of left side linking arm with body coupling mechanism is articulated, the other end of left side linking arm with left side body fixed bolster is articulated, the one end of right side linking arm with body coupling mechanism is articulated, the other end of right side linking arm with right side body fixed bolster is articulated.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a road simulator according to the invention;
FIG. 2 is a schematic view of a partial structure of a road simulator according to the present invention;
FIG. 3 is a plan view of a partial structure of a road simulator according to the present invention;
FIG. 4 is a schematic view of a wheel coupling pallet according to the present invention;
fig. 5 is a schematic view of a vehicle body fixing portion according to the present invention.
Reference numerals:
the road simulator (100) is provided with a road simulator,
the vertical load loading unit 110 is configured to,
a side load loading device 120, an actuator 121, a ball and socket joint mechanism 122, a force sensor 123,
the side load tray 142, the wheel mounting locations 142a,
a vehicle body fixing portion 150, a vehicle body coupling mechanism 151, a left side vehicle body fixing bracket 152,
a right body fixing bracket 153, a left connecting arm 154, a right connecting arm 155, and a linear bearing 101.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the related art, a conventional road simulation device for a vehicle is generally only provided with a vertical load loading device, and the structural reliability of the whole chassis system is evaluated by loading wheels in the vertical direction, but for the chassis system, the chassis system occupies a larger proportion of transverse load excitation damage, so that the conventional road simulation device has certain limitation and is not accurate enough in test.
A road simulator 100 according to an embodiment of the invention is described below with reference to fig. 1-5.
As shown in fig. 1, a road simulator 100 for vehicles according to the present invention includes a base 130, a vertical load applying device 110 and a side load applying device 120, wherein one end of the vertical load applying device 110 is disposed on the base 130 and the other end is adapted to vertically apply a load to a wheel; one end of the side load device 120 is disposed on the base 130 and the other end is adapted to side load the vehicle.
The vertical load loading device 110 is arranged below the wheels and is suitable for vertically loading the wheels, the wheels transmit the load to the chassis of the vehicle along the vertical direction, and the vibration excitation of the road load to the chassis of the vehicle in the vertical direction in the driving process of the vehicle is simulated so as to test the structural strength of the chassis system in the vertical direction, and further evaluate the structural reliability of the chassis of the vehicle in the vertical direction.
The side load loading device 120 is arranged on the outer side of the wheel and is suitable for carrying out side loading on the wheel, the wheel transmits the load to the chassis of the vehicle along the side direction, and the vibration excitation of the road load to the chassis of the vehicle in the side direction during the running process of the vehicle is simulated so as to test the structural strength of the chassis system in the side direction, and therefore the structural reliability of the chassis of the vehicle in the side direction is evaluated.
In the related technology, the road simulation device is only provided with the vertical load loading device, the road simulation device only tests the reliability of the chassis structure of the vehicle in the vertical direction, the test of the chassis fatigue reliability in the lateral direction is neglected, and the accuracy of the test of the vehicle chassis fatigue reliability is reduced. By arranging the vertical load loading device 110 and the lateral load loading device 120 in the road simulation device 100, the road simulation device 100 can simulate the vibration excitation of a vehicle on a road in the lateral direction and the vertical direction, and the test accuracy of the road simulation device 100 is improved.
According to the road simulation device 100 for the vehicle, the road simulation device 100 is provided with the vertical load loading device 110 and the lateral load loading device 120, the vertical load loading device 110 is suitable for loading the vertical direction of the wheels, the lateral load loading device 120 is suitable for loading the lateral direction of the wheels, the lateral load and the vertical load can be coupled at the wheels and can be transmitted to a chassis system through the wheels, and the road simulation device 100 can simulate the actual condition of the vehicle in the driving process more truly by adding the lateral load loading device 120 in the road simulation device 100, so that the road simulation device 100 can test the chassis structure more effectively, and the reliability of the chassis structure can be evaluated more accurately.
According to an embodiment of the present invention, the road simulator 100 for vehicles further includes a wheel-coupling tray 140, the wheel-coupling tray 140 is provided with wheel-mounting positions 142a adapted to fix wheels, and the wheel-coupling tray 140 is connected to the vertical load-applying device 110 and the side load-applying device 120, respectively.
The wheel mounting positions 142a may be configured as grooves on the wheel coupling tray 140, the wheels are disposed in the grooves, and two side surfaces of the wheels respectively abut against two side walls of the grooves, so as to limit the movement of the wheels relative to the wheel coupling tray 140, and ensure the stable connection between the wheels and the wheel coupling tray 140; the wheel-coupling tray 140 is connected to the vertical load loading unit 110 and the lateral load loading unit 120, respectively, so that the vertical load and the lateral load can be coupled to the wheel-coupling tray 140 and transmitted to the wheel through the wheel-coupling tray 140.
According to one embodiment of the present invention, the wheel-coupling tray 140 includes: a vertical load tray 141 and a side load tray 142, wherein the vertical load tray 141 is connected with the vertical load loading device 110; the side load tray 142 is arranged on the vertical load tray 141 and connected with the side load loading device 120; wherein the side load tray 142 is movable relative to the vertical load tray 141.
When the vertical load loading device 110 applies a load to the vertical load tray 141, the vertical load tray 141 transfers the vertical load to the lateral load tray 142, and the lateral load loading device 120 can apply a load to the lateral load tray 142, that is, the lateral load tray 142 can simultaneously bear the lateral load and the vertical load, and the lateral load and the vertical load are coupled on the lateral load tray 142 to be transferred to the wheel.
The wheel coupling tray 140 is formed by combining the vertical load tray 141 and the lateral load tray 142 in a split type, and is arranged in a double-layer manner, so that the interference of the vertical load tray 141 and the lateral load tray 142 is effectively prevented, the lateral load and the vertical load can be transmitted to the wheels, and the lateral load and the vertical load are transmitted to the whole chassis through the wheels.
According to one embodiment of the present invention, one end of the side load unit 120 is hinged to the base 130, the other end of the side load unit 120 is hinged to the side load tray 142, and both ends of the side load unit 120 are hinged to the base 130 and the side load tray 142, respectively, so that the side load unit 120 is rotatably disposed on the base 130, and the other end of the side load loading unit 120 may be rotated relative to the side load pallet 142, when vertical load is applied by the vertical load loading unit 110, because the side-load loading unit 120 is rotatable relative to the side-load tray 142, the side-load tray 142 can move in a vertical direction, therefore, the side load loading device 120 and the side load tray 142 are hinged, so that the interference between the vertical load tray 141 and the side load tray 142 is avoided, and the side load and the vertical load can be smoothly transmitted to the wheel.
According to one embodiment of the present invention, the side load loading device 120 comprises an actuator 121, a ball-and-socket joint mechanism 122 and a force sensor 123, wherein the ball-and-socket joint mechanism 122 is arranged at one end of the actuator 121 and is connected with a base 130; the force sensor 123 is disposed at the other end of the actuator 121 and is hingedly fixed to the side load tray 142.
The actuator 121 may be configured as a hydraulic cylinder configured as a driving means of the side load loading unit 120 and providing power to the side load loading unit 120, the actuator 121 may be connected to the base 130 through a ball-and-socket joint mechanism 122 such that the actuator 121 is rotatably disposed with respect to the base 130, and the other end of the actuator 121 is connected to a force sensor 123, and the force sensor 123 is adapted to convert the load applied by the actuator 121 into an electrical signal and convert the electrical signal into a digital signal to display the load applied by the actuator 121. The force sensor 123 is hinged and fixed with the side load tray 142, the force sensor 123 and the side load tray 142 can rotate relatively, and the side load tray 142 can move in the vertical direction.
According to an embodiment of the present invention, a guiding device is disposed between the vertical load tray 141 and the side load tray 142, the guiding device selectively guides the side load tray 142, when the side load loading device 120 applies a side load to the side load tray 142, the side load tray 142 can move laterally relative to the vertical load tray 141, wherein the guiding device is adapted to guide the movement of the side load tray 142, so as to ensure that the moving track of the side load tray 142 is accurate, and the side load can be smoothly transferred to the chassis of the vehicle.
According to an embodiment of the present invention, the guide means includes a guide rail 141a and a guide block, the guide rail 141a being disposed at an upper side of the vertical load tray 141; the guide block is arranged at the lower side of the side load tray 142 and matched with the guide rail 141 a; in an embodiment of the present invention, the lateral load tray 142 can move on the vertical load tray 141 in the left-right direction, the guide rails 141a can be disposed in parallel, the guide blocks are disposed on the lower surface of the vertical load tray 141 and movably disposed on the guide rails 141a, and the guide rails 141a can limit the moving direction of the guide blocks, so that the guide blocks can only move along the extending direction of the guide rails 141a, and the guide rails 141a and the guide blocks are matched to ensure that the moving direction of the lateral load tray 142 is accurate.
According to an embodiment of the present invention, the road simulator 100 for a vehicle further includes a body fixing portion 150, the body fixing portion 150 is fixed to the base 130 and limits a moving direction of the vehicle body, and the vehicle body is fixed by the body fixing portion 150 to limit movement of the vehicle body, so as to provide a reaction force corresponding to a load applied by the side load applying device 120, to ensure that a load on the wheel coupling tray 140 can be smoothly transferred to the vehicle chassis, thereby further improving accuracy of the road simulator 100 in testing structural reliability of the vehicle chassis.
According to an embodiment of the present invention, the vehicle body fixing portion 150 includes a vehicle body coupling mechanism 151, a left vehicle body fixing bracket 152, a right vehicle body fixing bracket 153, a left connecting arm 154, and a right connecting arm 155, the vehicle body coupling mechanism 151 being fixed to the vehicle body; the left vehicle body fixing bracket 152 and the right vehicle body fixing bracket 153 are respectively arranged on the base 130 and positioned at the left and right sides of the vehicle; one end of the left connecting arm 154 is hinged to the vehicle body connecting mechanism 151, the other end of the left connecting arm 154 is hinged to the left vehicle body fixing bracket 152, one end of the right connecting arm 155 is hinged to the vehicle body connecting mechanism 151, the other end of the right connecting arm 155 is hinged to the right vehicle body fixing bracket 153, so that the left connecting arm 154 and the right connecting arm 155 can be rotatably arranged relative to the base 130, the vehicle body connecting mechanism 151 can be rotatably arranged relative to the left connecting arm 154 and the right connecting arm 155, and when the vehicle body connecting mechanism 151 rotates relative to the left connecting arm 154 and the right connecting arm 155, the vehicle body connecting mechanism 151 can vertically move.
The arm length of the left connecting arm 154 and the arm length of the right connecting arm 155 are set to be the same, so that the central position of the vehicle body connecting mechanism 151 is kept on the same vertical line in the rotating process of the vehicle body connecting mechanism 151, the central position of the vehicle body connecting mechanism 151 is provided with a connecting part fixed with a vehicle, the connecting part is rotatably connected with the central line position of the front end of the vehicle, and the arm length of the left connecting arm 154 is the same as that of the right connecting arm 155, and the left connecting arm 154 and the right connecting arm 155 are matched to limit the lateral movement of the vehicle body, so that the accuracy of the road simulator 100 in testing the reliability of a chassis system is ensured. Further, the body fixing part 150 may prevent the vehicle from falling off the wheel-coupling tray 140.
According to an embodiment of the present invention, a linear bearing 101 is disposed between the side load tray 142 and the vertical load tray 141, and the linear bearing 101 is adapted to connect the side load tray 142 and the vertical load tray 141, so as to ensure that the vertical load tray 141 can support the side load tray 142 and eliminate the influence of the side load on the vertical load.
Further, the linear bearing 101 can ensure that the transmission path of the side load is sequentially the actuator 121, the force sensor 123, the side load tray 142, the tire and the chassis, and the load applied by the vertical load applying device 110 is not affected.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
In the description of the present invention, "a plurality" means two or more.
In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A road simulator for a vehicle, comprising:
a base;
one end of the vertical load loading device is arranged on the base, and the other end of the vertical load loading device is suitable for vertically loading the wheel;
a side load loading device having one end disposed on the base and another end adapted to side load the vehicle.
2. The road simulator for a vehicle according to claim 1, further comprising: the wheel coupling tray is provided with a wheel mounting position suitable for fixing a wheel, and the wheel coupling tray is respectively connected with the vertical load loading device and the lateral load loading device.
3. The road simulator for a vehicle according to claim 2, wherein the wheel-coupling tray includes:
the vertical load tray is connected with the vertical load loading device;
the lateral load tray is arranged on the vertical load tray and is connected with the lateral load loading device; wherein the side load tray is movable relative to the vertical load tray.
4. A road simulator for vehicles as claimed in claim 3, in which one end of the side load loading means is hinged to the base and the other end of the side load loading means is hinged to the side load tray.
5. The road simulator for a vehicle according to claim 4, wherein the side load loading device comprises:
an actuator is provided with a first actuator and a second actuator,
the spherical hinge connecting mechanism is arranged at one end of the actuator and is connected with the base;
and the force sensor is arranged at the other end of the actuator and is hinged and fixed with the side load tray.
6. The road simulator for a vehicle according to claim 4, wherein a guide device is provided between the vertical load tray and the side load tray, the guide device selectively guiding the side load tray.
7. The road simulator for a vehicle according to claim 6, wherein the guide device comprises:
the guide rail is arranged on the upper side of the vertical load tray;
the guide block is arranged on the lower side of the side load tray and matched with the guide rail; wherein the extending direction of the guide rail is the moving direction of the side load loading device.
8. The road simulator for a vehicle according to claim 1, further comprising: and the vehicle body fixing part is fixed with the base and limits the moving direction of the vehicle body.
9. The road simulator for a vehicle according to claim 8, wherein the body fixing portion includes:
a vehicle body connecting mechanism fixed with the vehicle body
The left vehicle body fixing support and the right vehicle body fixing support are respectively arranged on the base and positioned on the left side and the right side of the vehicle;
left side linking arm and right side linking arm, the one end of left side linking arm with vehicle body coupling mechanism is articulated, the other end of left side linking arm with left side vehicle body fixed bolster is articulated, the one end of right side linking arm with vehicle body coupling mechanism is articulated, the other end of right side linking arm with right side vehicle body fixed bolster is articulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010375893.3A CN111579252A (en) | 2020-05-07 | 2020-05-07 | Road simulator for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010375893.3A CN111579252A (en) | 2020-05-07 | 2020-05-07 | Road simulator for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111579252A true CN111579252A (en) | 2020-08-25 |
Family
ID=72118769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010375893.3A Pending CN111579252A (en) | 2020-05-07 | 2020-05-07 | Road simulator for vehicle |
Country Status (1)
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| CN (1) | CN111579252A (en) |
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| US4798088A (en) * | 1988-03-21 | 1989-01-17 | Mts Systems Corporation | Vehicle restraint system |
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| DE10212255A1 (en) * | 2002-03-20 | 2003-10-16 | Daimler Chrysler Ag | Road bumps and potholes simulator for testing road vehicle has plates to support vehicle wheels and hydraulic actuators to give movement in vertical and horizontal planes |
| US20030230137A1 (en) * | 2002-05-03 | 2003-12-18 | Kevin Kemp | Method of measuring a propensity of a vehicle to roll over |
| CN102582846A (en) * | 2012-02-14 | 2012-07-18 | 南京航空航天大学 | Three-dimensional steering mechanism load simulator and loading method therefor |
| CN103189728A (en) * | 2010-05-19 | 2013-07-03 | 伊利诺斯工具制品有限公司 | Road simulation test stand |
| US20160313214A1 (en) * | 2013-12-11 | 2016-10-27 | Meidensha Corporation | Vehicle restraining device |
| CN208705062U (en) * | 2018-08-30 | 2019-04-05 | 上海汽车集团股份有限公司 | Vehicle suspension assembly road simulation system |
| CN210090043U (en) * | 2019-06-27 | 2020-02-18 | 一汽解放汽车有限公司 | Multi-degree-of-freedom loading test device for suspension part of commercial vehicle frame |
-
2020
- 2020-05-07 CN CN202010375893.3A patent/CN111579252A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798088A (en) * | 1988-03-21 | 1989-01-17 | Mts Systems Corporation | Vehicle restraint system |
| US5111685A (en) * | 1989-12-20 | 1992-05-12 | Mts Systems Corporation | Roadway simulator restraint |
| DE10212255A1 (en) * | 2002-03-20 | 2003-10-16 | Daimler Chrysler Ag | Road bumps and potholes simulator for testing road vehicle has plates to support vehicle wheels and hydraulic actuators to give movement in vertical and horizontal planes |
| US20030230137A1 (en) * | 2002-05-03 | 2003-12-18 | Kevin Kemp | Method of measuring a propensity of a vehicle to roll over |
| CN103189728A (en) * | 2010-05-19 | 2013-07-03 | 伊利诺斯工具制品有限公司 | Road simulation test stand |
| CN102582846A (en) * | 2012-02-14 | 2012-07-18 | 南京航空航天大学 | Three-dimensional steering mechanism load simulator and loading method therefor |
| US20160313214A1 (en) * | 2013-12-11 | 2016-10-27 | Meidensha Corporation | Vehicle restraining device |
| CN208705062U (en) * | 2018-08-30 | 2019-04-05 | 上海汽车集团股份有限公司 | Vehicle suspension assembly road simulation system |
| CN210090043U (en) * | 2019-06-27 | 2020-02-18 | 一汽解放汽车有限公司 | Multi-degree-of-freedom loading test device for suspension part of commercial vehicle frame |
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Application publication date: 20200825 |