CN218211850U - Vehicle body rigidity testing device - Google Patents
Vehicle body rigidity testing device Download PDFInfo
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- CN218211850U CN218211850U CN202222835603.6U CN202222835603U CN218211850U CN 218211850 U CN218211850 U CN 218211850U CN 202222835603 U CN202222835603 U CN 202222835603U CN 218211850 U CN218211850 U CN 218211850U
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Abstract
The utility model provides a vehicle body rigidity testing arrangement belongs to vehicle test technical field, including mounting platform, rear axle supporting mechanism, front axle supporting mechanism, twist reverse loading unit, wheel base adjustment mechanism and crooked loading mechanism. The utility model provides a car body rigidity testing arrangement can exert corresponding load to the body in white through twisting loading unit and crooked loading mechanism after the automobile body is fixed and test the intensity of automobile body and record the result, and twisting loading unit and crooked loading mechanism are automatic operation, through the automatic operation of large-scale component, solve the device weight big, be not convenient for installation adjustment problem, and keep the whole precision of device stable; after the loading mechanism is electrically operated, the problem of instability of manual operation is solved, the continuity of loading action and the uniformity of force can be kept, the vehicle body rigidity test experiment can be accurately finished, and the test result is ensured.
Description
Technical Field
The utility model belongs to the technical field of vehicle test, more specifically say, relate to a vehicle body rigidity testing arrangement.
Background
With the development of society and the improvement of living standard of people, automobiles become a transportation tool for most people to go out, the strength of an automobile body is tested through an automobile body rigidity test in the design stage of the automobile, and the automobile body rigidity test is used for measuring the deformation resistance of a white automobile body when a common external force which does not damage the automobile body is applied. Wherein, the vehicle body rigidity test can use the test tool to fix the body-in-white and load the body-in-white. But present test fixture has mostly when using and can not adapt to different body in white wheel base requirements, when testing the body in white of different wheel bases, need adjust alone fixedly to each coupling part, will carry out the dismouting to all fixing bolt around the adjustment, and all operations are whole manual operation, and the precision is wayward and wastes time and energy, leads to testing arrangement's use inconvenience very.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vehicle body rigidity testing arrangement aims at solving the problem that can not adapt to different body-in-white wheel base requirements that vehicle body rigidity testing arrangement among the prior art exists.
In order to achieve the purpose, the utility model adopts the technical proposal that: provided is a vehicle body rigidity testing device, including:
the top of the mounting platform is provided with a working plane;
the rear shaft supporting mechanism is arranged on the working plane and is used for supporting the rear end of the body-in-white;
the front shaft supporting mechanism is used for supporting the front end of the body in white and comprises a front shaft support fixedly arranged on the working plane and a swinging cross beam with the middle part hinged on the front shaft support, and a front shaft supporting unit is further arranged on the swinging cross beam;
one end of the torsion loading unit is fixedly arranged on the working plane, and the other end of the torsion loading unit is arranged at the end part of the swing cross beam and is used for pushing the swing cross beam to rotate so as to apply a rotating load to the front end of the body-in-white;
a wheel base adjusting mechanism arranged between the top of the mounting platform and the bottom surface of the front axle support and used for adjusting the distance between the rear axle support mechanism and the whole front axle support mechanism;
and the bending loading mechanism is fixedly arranged on the working plane, is positioned between the rear shaft supporting mechanism and the front shaft supporting mechanism, and is used for applying a downward load to the middle part of the body-in-white.
In a possible implementation manner, the wheelbase adjusting mechanism comprises a linear guide rail arranged on the working plane, a front axle fixing plate arranged on the linear guide rail in a sliding manner, and a driving unit used for driving the front axle fixing plate to slide along the linear guide rail, wherein the linear guide rail is arranged along the length direction of the body-in-white, and the front axle support is fixedly arranged on the front axle fixing plate.
In a possible implementation manner, the torsion loading unit includes a torsion lead screw lifter and a torsion motor for driving the torsion lead screw lifter to work, a working end of the torsion lead screw lifter is connected with an end of the swing beam, and a pressure sensor is further disposed between the working end of the torsion lead screw lifter and the end of the swing beam.
In a possible implementation manner, the front axle supporting unit is two front telescopic struts, one end of each front telescopic strut is fixedly arranged on the swing beam, the other end of each front telescopic strut supports the front end of the body in white, and the two front telescopic struts are arranged in parallel.
In a possible implementation mode, the top of the swing beam is further provided with a support rod adjusting mechanism used for adjusting the left and right positions of the front telescopic support rod, the number of the support rod adjusting mechanism is matched with that of the front telescopic support rod, and the end part of the front telescopic support rod is fixedly arranged on the support rod adjusting mechanism.
In a possible implementation manner, the strut adjusting mechanism includes a strut guide rail, a strut fixing plate slidably disposed on the strut guide rail, and a locking mechanism for fixing the strut fixing plate, and the front telescopic strut is fixedly disposed on the strut fixing plate.
In a possible implementation manner, the bending loading mechanism includes a bending beam transversely arranged, two bending loading units respectively corresponding to two end portions of the bending beam one to one, and a connecting rod is further disposed between a driving end of the bending loading unit and the bending beam.
In one possible implementation, the bending loading unit includes a bending lead screw lifter and a bending motor for driving the bending lead screw lifter to work.
In one possible implementation, the rear shaft support mechanism includes a rear shaft support beam, a plurality of rear shaft support levers provided on the rear shaft support beam, and a plurality of rear shaft adjustment units provided between the rear shaft support beam and the rear shaft support levers, and the rear shaft support levers adjust the height and horizontal position of the rear shaft support levers by the rear shaft adjustment units.
In a possible implementation manner, the rear axle adjusting unit comprises a rear axle slide rail arranged on the rear axle supporting beam, a rear axle fixing plate arranged on the rear axle slide rail in a sliding manner, and a rear axle lifting unit arranged on the rear axle fixing plate, wherein one end of the rear axle supporting rod is connected with the driving end of the rear axle lifting unit, and the other end of the rear axle supporting rod supports the rear end of the body-in-white.
The utility model provides a car body rigidity testing arrangement's beneficial effect lies in: compared with the prior art, the working plane is arranged on the top of the mounting platform, and the rear shaft supporting mechanism used for fixing and supporting the rear end of the body-in-white and the front shaft supporting mechanism used for fixing and supporting the front end of the body-in-white are arranged on the working plane. The swing device comprises a front shaft support fixedly arranged on the working plane, and a swing cross beam hinged to the front shaft support in the middle, wherein a front shaft support unit is further arranged on the swing cross beam. And one end of the swing cross beam is also provided with a torsion loading unit which is used for pushing the swing cross beam to rotate and applying a rotating load to the front end of the body-in-white. A bending loading mechanism is also arranged between the rear shaft supporting mechanism and the front shaft supporting mechanism. The utility model discloses automobile body rigidity testing arrangement when needs carry out load test to the automobile body, can adjust the distance between front axle supporting mechanism upward swing crossbeam and the rear axle supporting mechanism through wheel base adjustment mechanism to make the mutual adaptation of wheel base of all the other automobile bodies, can make the use of this device more convenient. Meanwhile, after the body is fixed, the body-in-white can be subjected to corresponding load application through the torsion loading unit and the bending loading mechanism to test the strength of the body-in-white and record the result, the torsion loading unit and the bending loading mechanism are operated automatically, and the problems of large weight and inconvenience in installation and adjustment are solved and the integral precision of the device is kept stable through the automatic operation of large-scale components; after the loading mechanism is motorized, the problem of instability of manual operation is solved, the continuity of loading action and the uniformity of force can be kept, the vehicle body rigidity test experiment can be accurately completed, and the test result is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a structural diagram of a vehicle body rigidity testing device provided by the embodiment of the invention;
FIG. 2 is a schematic structural view of a front axle support mechanism employed in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a bending loading mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic view of a rear axle support mechanism used in an embodiment of the present invention;
fig. 5 is a schematic structural view of a wheel base adjusting mechanism adopted in the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a torsion loading unit according to an embodiment of the present invention.
In the figure: 1. mounting a platform; 2. a front axle support mechanism; 21. a front axle support; 22. a swing beam; 23. a forward telescoping strut; 24. a strut guide; 25. a strut fixing plate; 26. a locking mechanism; 3. a rear axle support mechanism; 31. the rear shaft supports a beam; 32. a rear shaft support lever; 33. a rear axle adjusting unit; 331. a rear axle slide rail; 332. a rear axle fixing plate; 333. a rear axle lifting unit; 4. a torsion loading unit; 41. a torsion screw elevator; 42. a torsion motor; 43. a pressure sensor; 44. a base; 5. a wheel base adjusting mechanism; 51. a linear guide rail; 52. a front shaft fixing plate; 53. a lead screw; 54. a servo motor; 6. a bending loading mechanism; 61. bending the cross beam; 62. a connecting rod; 63. a bending loading unit.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2 together, a vehicle body rigidity testing apparatus according to the present invention will now be described. The vehicle body rigidity testing device is used for testing the rigidity of a white vehicle body. Comprises a mounting platform 1, a rear axle supporting mechanism 3, a front axle supporting mechanism 2, a torsion loading unit 4, an axle base adjusting mechanism 5 and a bending loading mechanism 6. The top of the mounting platform 1 is provided with a working plane; the rear axle supporting mechanism 3 is arranged on a working plane and is used for supporting the rear end of the body-in-white; the front axle supporting mechanism 2 is used for supporting the front end of a body in white and comprises a front axle support 21 fixedly arranged on a working plane and a swinging cross beam 22 with the middle part hinged on the front axle support 21, and a front axle supporting unit is also arranged on the swinging cross beam 22; one end of the torsion loading unit 4 is fixedly arranged on the working plane, and the other end of the torsion loading unit is arranged at the end part of the swinging cross beam 22 and is used for pushing the swinging cross beam 22 to rotate so as to apply a rotating load to the front end of the body-in-white; the wheel base adjusting mechanism 5 is arranged between the top of the mounting platform 1 and the bottom surface of the front axle support 21 and is used for adjusting the distance between the rear axle support mechanism 3 and the whole front axle support mechanism 2; the bending loading mechanism 6 is fixedly arranged on the working plane and is positioned between the rear axle supporting mechanism 3 and the front axle supporting mechanism 2 for applying a downward load to the middle part of the body-in-white.
Compared with the prior art, the vehicle body rigidity testing device provided by the embodiment has the advantages that the working plane is arranged on the top of the mounting platform 1, the rear axle supporting mechanism 3 used for fixing and supporting the rear end of the vehicle body in white and the front axle supporting mechanism 2 used for fixing and supporting the front end of the vehicle body in white are arranged on the working plane. The working plane comprises a front shaft support 21 fixedly arranged on the working plane, and a swinging cross beam 22 with the middle part hinged on the front shaft support 21, wherein a front shaft support unit is further arranged on the swinging cross beam 22. And a torsion loading unit 4 for pushing the swing beam 22 to rotate and applying a rotating load to the front end of the body-in-white is further provided at one end of the swing beam 22. A bending loading mechanism 6 is further provided between the rear axle supporting mechanism 3 and the front axle supporting mechanism 2. The utility model discloses automobile body rigidity testing arrangement when needs carry out load test to the automobile body, can adjust the distance between front axle supporting mechanism 2 upward swing crossbeam 22 and rear axle supporting mechanism 3 through wheel base adjustment mechanism 5 to make its and the mutual adaptation of wheel base of automobile body, can make the use of this device more convenient. Meanwhile, after the vehicle body is fixed, the corresponding load is applied to the white vehicle body through the torsion loading unit 4 and the bending loading mechanism 6 to test the strength of the vehicle body and record the result, the torsion loading unit 4 and the bending loading mechanism 6 are operated automatically, and the problems of large weight and inconvenience in installation and adjustment are solved and the overall precision of the device is kept stable through the automatic operation of large-scale components; after the loading mechanism is motorized, the problem of instability of manual operation is solved, the continuity of loading action and the uniformity of force can be kept, the vehicle body rigidity test experiment can be accurately completed, and the test result is ensured.
It should be noted that the connection between the torsion loading unit 4 and the swing beam 22 has a certain adjustment amount, for example, an axle body parallel to the moving direction of the swing beam 22 may be provided at the end of the swing beam 22, and the axle body passes through the end of the torsion loading unit 4, so that the connection can be maintained when the swing beam 22 moves. And the length direction of the mounting platform is the front-back direction, please refer to the arrow direction in fig. 1.
In addition, the device also comprises a working control console, wherein the working control console integrates all control points, a programming control program is automatically designed by utilizing programming software, the device can be directly operated to act through a PLC (programmable logic controller) and buttons integrated on the control console, and each mechanism can be adjusted to independently move through an electronic hand wheel, so that the white automobile body can be conveniently installed and adjusted. The integrated display screen can display information such as wheelbase size, lifting distance, limiting alarm, control modes and the like, the information is intuitive and convenient to operate, and the whole vehicle body rigidity testing device is more convenient to use.
In some possible implementations, as shown in fig. 1 and 5, the wheelbase adjusting mechanism 5 includes a linear guide 51 disposed on the working plane, a front axle fixing plate 52 slidably disposed on the linear guide 51, and a driving unit for driving the front axle fixing plate 52 to slide along the linear guide 51, the linear guide 51 is disposed along the length direction of the vehicle body, and the front axle bearing 21 is fixedly disposed on the front axle fixing plate 52. Specifically, the swing beam 22 can move along with the front shaft fixing plate 52, and when the distance between the swing beam 22 and the rear shaft supporting mechanism 3 on the front shaft supporting mechanism 2 needs to be adjusted, the front shaft fixing plate 52 can be driven by the driving unit to slide along the length direction of the linear guide rail 51, so that the distance adjustment is more convenient.
On the basis of the characteristic wheel base adjusting mechanism 5, as shown in fig. 1 and 5, the driving unit includes a lead screw 53 rotatably disposed on the mounting platform 1, and a servo motor 54 for driving the lead screw 53 to rotate, the lead screw 53 is disposed in parallel with the linear guide 51, and the lead screw 53 is in threaded connection with the front axle fixing plate 52. Specifically, the screw 53 is driven to rotate by the servo motor 54, and the screw 53 is connected to the front axle fixing plate 52 in a threaded manner, so that the screw 53 moves along the length direction of the screw 53 when rotating. And the servo motors 54 are all automatically controlled by the controller, so that the distance adjustment is more convenient.
In some possible implementations, as shown in fig. 1 and 2, the front axle supporting unit is two front telescopic struts 23, one end of the front telescopic strut 23 is fixed on the swing beam 22, the other end of the front telescopic strut 23 supports the front end of the body-in-white and is connected with the body-in-white, and the two front telescopic struts 23 are arranged in parallel with each other. Specifically, the primary structure of the front telescopic supporting rod 23 comprises a main body rod, two threaded holes axially arranged along the main body rod are arranged at two ends of the main body rod, and the thread directions of the two threaded holes are opposite. And two telescopic rods are respectively arranged in the threaded holes, so that the whole length of the front telescopic supporting rod 23 can be adjusted when the telescopic rods are fixed and cannot rotate and then the main body rod is rotated. And the end of the front telescopic strut 23 is also provided with a connecting screw pin, and a spherical bearing is arranged between the connecting screw pin and the front telescopic strut 23, so that the angle of the connecting screw pin can be adjusted at will, and the connection and fixation of the body-in-white are more convenient.
In order to fix the white car noise more quickly and conveniently, as shown in fig. 1 and fig. 2, a strut adjusting mechanism for adjusting the left and right positions of the front telescopic strut 23 is further arranged at the top of the swing beam 22, the number of the strut adjusting mechanism is matched with that of the front telescopic strut 23, and the end part of the front telescopic strut 23 is fixedly arranged on the strut adjusting mechanism. Specifically, the left and right positions referred to herein refer to the directions along the length of the swing beam, specifically, refer to the directions of arrows in fig. 2. The position of the front telescopic supporting rod 23 can be conveniently adjusted through the supporting rod adjusting mechanism, so that the position of the front telescopic supporting rod 23 can be more adaptive to the upper space of the vehicle body, the fixed connection of the vehicle body in white can be more convenient, and the testing efficiency is improved.
Specifically, as shown in fig. 1 and 2, the strut adjusting mechanism includes a strut guide rail 24, a strut fixing plate 25 slidably disposed on the strut guide rail 24, and a locking mechanism 26 for fixing the front telescopic strut 23, wherein the front telescopic strut 23 is fixedly disposed on the strut fixing plate 25. The strut guide 24 is disposed along the length direction of the swing beam 22, and the position of the strut fixing plate 25 can be conveniently adjusted by sliding the strut fixing plate 25. And the position of the front telescopic supporting rod 23 is fixed through the locking mechanism 26 after the front telescopic supporting rod is adjusted to the proper position, so that the position adjustment of the front telescopic supporting rod 23 is more convenient.
The locking mechanism 26 mainly includes a sliding block slidably disposed on the swing beam 22, a fixed block fixedly disposed on the front telescopic strut 23, and a locking telescopic rod disposed between the fixed block and the sliding block, wherein the structure of the locking telescopic rod is the same as that of the front telescopic strut 23. The oscillating beam 22 is also provided with a slot parallel to the strut guide 24, inside which the slider is slidingly arranged and allows the fixed block to move with the adjustment of the telescopic strut 23 in the front. When the fixing device needs to be fixed, the fixing block and the sliding block can be tensioned by adjusting the length of the locking telescopic rod, so that the sliding block is tightly abutted against the side face of the swinging cross beam 22, and the sliding block cannot slide. The slot arrangement enables the locking mechanism 26 to move as a whole with the adjustment of the front telescopic strut 23, thereby adapting to the wheel width position of the vehicle body.
In some possible implementations, as shown in fig. 1 and 3, the bending loading mechanism 6 includes a transversely disposed bending beam 61, two bending loading units 63 respectively corresponding to two end portions of the bending beam 61 one by one, and a connecting rod 62 is further disposed between a driving end of the bending loading unit 63 and the bending beam 61. Specifically, the load application is achieved by passing the bending beam 61 through the entire body-in-white, and then adjusting the position of the bending beam 61 downward by the bending load unit 63.
The characteristic bending loading unit 63 may adopt a structure as shown in fig. 3. Referring to fig. 3, the bending loading unit 63 includes a bending screw lifter, and a bending motor for driving the bending screw lifter to operate. Specifically, the bending motor is electrically connected with the console, and the bending motor drives the bending lead screw lifter to work to adjust the height of the bending cross beam 61 and bend the vehicle body by applying a downward load to the vehicle body bracket.
Further, as shown in fig. 6, the torsion loading unit 4 also has a structure including a torsion screw lifter 41 and a torsion motor 42 for driving the torsion screw lifter 41 to operate, and a pressure sensor 43 is further provided between the driving torsion screw lifter 41 and the swing beam 22 for detecting the magnitude of the applied torsion load. The torsional force applied to the swing beam by the torsional loading unit 4 can be monitored in real time.
In some possible implementations, as shown in fig. 1 and 4, the rear axle supporting mechanism 3 includes a rear axle supporting beam 31, a plurality of rear axle supporting rods 32 provided on the rear axle supporting beam 31, and a plurality of rear axle adjusting units 33 provided between the rear axle supporting beam 31 and the rear axle supporting rods 32, and the rear axle supporting rods 32 adjust the height and horizontal position of the rear axle supporting rods 32 by the rear axle adjusting units 33. Specifically, the end of the rear axle support rod 32 is also provided with a connecting screw pin for facilitating connection with the vehicle body, the position and height of the connecting screw pin can be conveniently adjusted through the rear axle adjusting unit 33, and the connection and installation of the rear axle support rod 32 and the white vehicle body bracket can be also facilitated.
In addition to the above-described characteristic rear axle support mechanism 3, as shown in fig. 1 and 4, the rear axle adjusting unit 33 includes a rear axle slide rail 331 provided on the rear axle support cross member 31, a rear axle fixing plate 332 slidably provided on the rear axle slide rail 331, and a rear axle lifting unit 333 provided on the rear axle fixing plate 332, and the rear axle support lever 32 has one end connected to a driving end of the rear axle lifting unit 333 and the other end connected to the rear end of the vehicle body. Specifically, the shaft support beam is further rotatably provided with a lead screw 53, the lead screw 53 is in threaded connection with the rear shaft fixing plate 332, and the end of the lead screw 53 is further provided with a rotating hand wheel, so that the position of the rear shaft fixing plate 332 can be conveniently adjusted through rotation of the rotating hand wheel, and thus horizontal adjustment of the rear shaft support rod 32 is realized. The rear axle lifting unit 333 is also a screw lifter, and the height position of the rear axle support rod 32 can be conveniently adjusted by the screw lifter, so that the adjustment of the rear axle support rod 32 is more convenient and faster.
Specifically, the device is used as follows (for example):
before the test, the distance between the rear axle support mechanism 3 and the front axle support mechanism 2 was first adjusted by the wheel base adjusting mechanism 5 to match the wheel base of the body-in-white. The positions and heights of the rear shaft support rod 32 and the front telescopic strut 23 are adjusted according to the width and height of the body-in-white wheel, respectively. The entire body in white was then fixed to the test apparatus. During testing, the torsion motor 42 below the torsion loading unit 4 drives the torsion screw rod lifter 41 to drive the two ends of the swing beam 22 to lift up and down, and torque is transmitted to the body-in-white through the front telescopic support rod 23, so that torsion loading on the front end of the body-in-white is completed. The front end fixing shaft of the body-in-white is fixed by the locking machine 26, the rear end of the body-in-white is fixed by the rear shaft support mechanism 3, the bending beam 31 penetrates through the left door and the right door of the body-in-white and is obliquely pressed in the middle of the body-in-white, and the two ends of the bending beam 31 synchronously descend under the action of the complete loading unit 63 and the connecting rod 62, so that the bending loading test of the body-in-white is realized.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A vehicle body rigidity testing device is characterized by comprising:
the top of the mounting platform is provided with a working plane;
the rear shaft supporting mechanism is arranged on the working plane and is used for supporting the rear end of the body-in-white;
the front shaft supporting mechanism is used for supporting the front end of the body in white and comprises a front shaft support fixedly arranged on the working plane and a swinging cross beam with the middle part hinged on the front shaft support, and a front shaft supporting unit is further arranged on the swinging cross beam;
one end of the torsion loading unit is fixedly arranged on the working plane, and the other end of the torsion loading unit is arranged at the end part of the swing cross beam and is used for pushing the swing cross beam to rotate so as to apply a rotating load to the front end of the body-in-white;
a wheel base adjusting mechanism arranged between the top of the mounting platform and the bottom surface of the front axle support and used for adjusting the distance between the rear axle support mechanism and the whole front axle support mechanism;
and the bending loading mechanism is fixedly arranged on the working plane, is positioned between the rear shaft supporting mechanism and the front shaft supporting mechanism, and is used for applying a downward load to the middle part of the body-in-white.
2. The vehicle body rigidity testing device of claim 1, wherein the wheelbase adjusting mechanism comprises a linear guide rail arranged on the working plane, a front axle fixing plate arranged on the linear guide rail in a sliding manner, and a driving unit for driving the front axle fixing plate to slide along the linear guide rail, the linear guide rail is arranged along the length direction of the vehicle body in white, and the front axle support is fixedly arranged on the front axle fixing plate.
3. The vehicle body rigidity testing device according to claim 1, wherein the torsion loading unit comprises a torsion screw lifter, a torsion motor for driving the torsion screw lifter to work, a working end of the torsion screw lifter is connected with an end of the swing beam, and a pressure sensor is further arranged between the working end of the torsion screw lifter and the end of the swing beam.
4. The vehicle body rigidity testing device according to claim 1, wherein the front axle supporting unit is two front telescopic struts, one end of the front telescopic strut is fixed on the swing beam, the other end of the front telescopic strut supports the front end of the body in white, and the two front telescopic struts are arranged in parallel with each other.
5. The vehicle body rigidity testing device according to claim 4, wherein the top of the swing beam is further provided with a strut adjusting mechanism for adjusting the left and right positions of the front telescopic strut, the number of the strut adjusting mechanism matches the number of the front telescopic strut, and the end of the front telescopic strut is fixedly arranged on the strut adjusting mechanism.
6. The vehicle body rigidity testing device according to claim 5, wherein the strut adjusting mechanism comprises a strut guide rail, a strut fixing plate slidably disposed on the strut guide rail, and a locking mechanism for fixing the strut fixing plate, and the front telescopic strut is fixedly disposed on the strut fixing plate.
7. The vehicle body rigidity testing device according to claim 1, wherein the bending loading mechanism comprises a bending beam arranged transversely, two bending loading units corresponding to two end portions of the bending beam one to one, and a connecting rod is further arranged between a driving end of the bending loading unit and the bending beam.
8. The vehicle body rigidity testing device according to claim 7, wherein the bending loading unit comprises a bending lead screw lifter and a bending motor for driving the bending lead screw lifter to work.
9. The vehicle body rigidity testing apparatus according to claim 1, wherein the rear shaft support mechanism includes a rear shaft support beam, a plurality of rear shaft support levers provided on the rear shaft support beam, and a rear shaft adjusting unit provided between the rear shaft support beam and the rear shaft support levers, and the rear shaft support levers adjust the height and horizontal position of the rear shaft support levers by the rear shaft adjusting unit.
10. The vehicle body rigidity testing device according to claim 9, wherein the rear axle adjusting unit includes a rear axle slide rail provided on the rear axle support cross member, a rear axle fixing plate slidably provided on the rear axle slide rail, and a rear axle lifting unit provided on the rear axle fixing plate, one end of the rear axle support rod being connected to a driving end of the rear axle lifting unit, and the other end thereof supporting a rear end of a body in white.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222835603.6U CN218211850U (en) | 2022-10-26 | 2022-10-26 | Vehicle body rigidity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222835603.6U CN218211850U (en) | 2022-10-26 | 2022-10-26 | Vehicle body rigidity testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218211850U true CN218211850U (en) | 2023-01-03 |
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ID=84644024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222835603.6U Active CN218211850U (en) | 2022-10-26 | 2022-10-26 | Vehicle body rigidity testing device |
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| Country | Link |
|---|---|
| CN (1) | CN218211850U (en) |
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2022
- 2022-10-26 CN CN202222835603.6U patent/CN218211850U/en active Active
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