Automobile steering wheel torsion test device

Abstract

The utility model relates to the technical field of automobile part experiment devices, and discloses an automobile steering wheel torsion test device which comprises a test bench, one side of the top of the test bench is fixedly connected with a torque box, a first motor is fixedly installed in the torque box, and the output end of the first motor is fixedly connected with a torque disc. And a flat key groove is formed in the torque disc, walking rails are fixedly connected to the two sides of the top of the test bed, a stress application box is arranged at the tops of the walking rails, and second motors are fixedly installed on the two sides of the inner wall of the stress application box. The automobile steering wheel torsion device has the advantages that the first motor drives the torque disc to rotate forwards, the third motor drives the stress application disc to rotate reversely, then the automobile steering wheel is twisted, in the process, the fixing effect on the automobile steering wheel is good, and by adjusting the distance between the stress application disc and the torque disc, the automobile steering wheel can be fixed more stably. And the automobile steering wheel can be conveniently disassembled and assembled.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile accessories experimental devices, in particular to an automobile steering wheel torsion testing device. Background Art

[0002] The steering wheel is a wheel-shaped device for controlling the driving direction of cars, ships, airplanes, etc. Its function is to convert the force applied by the driver to the edge of the steering wheel into torque and then transmit it to the steering shaft. When the car steering wheel is produced, it needs to be die-casted by a die-casting machine;

[0003] In order to test the overall strength of the car steering wheel, it is necessary to conduct a torsion test on the car steering wheel;

[0004] When the existing automobile steering wheel torsion test device is used, there is a problem that the force plate and the torque plate have a poor clamping effect on the automobile steering wheel, and the distance between the force plate and the torque plate cannot be adjusted, which makes it inconvenient to disassemble and assemble the steering wheel when the force plate and the torque plate are installed inside. Therefore, the above problems have disadvantages and need to be improved. Utility Model Content

[0005] The utility model aims to provide a vehicle steering wheel torsion test device, which has a good effect on the torsion test of the steering wheel.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions: A car steering wheel torsion test device, including a test bench, a torque box is fixedly connected to one side of the top of the test bench, a first motor is fixedly installed inside the torque box, the output end of the first motor is fixedly connected to the torque plate, a flat keyway is provided inside the torque plate, both sides of the top of the test bench are fixedly connected to walking tracks, a force box is provided on the top of the walking track, a second motor is fixedly installed on both sides of the inner wall of the force box, the output end of the second motor is fixedly connected to a driving gear, a groove is provided inside the walking track, a rack plate is fixedly connected inside the groove, a third motor is fixedly installed on the outside of the force box, the output end of the third motor is fixedly connected to an output shaft, one end of the output shaft is fixedly connected to the force plate, and a locking mechanism is provided on the inner side of the force plate.

[0007] By adopting the above technical solution, when performing a torsion test on the steering wheel of an automobile, the steering wheel of the automobile is installed in the locking mechanism inside the force plate, so that the steering wheel of the automobile can be fixed on the force plate, and then the second motor is started, so that the second motor drives the driving gear to rotate, and the driving gear is meshed inside the rack plate, so that the force box can be displaced above the running track, so that the force box approaches the torque box, and the force box drives the force plate to move, so that the bottom of the automobile steering wheel extends to the torque plate inside the torque box, and the torque plate is provided with a flat keyway adapted to the steering wheel of the automobile, and the bottom of the automobile steering wheel is extended to the inside of the flat keyway, so that both sides of the steering wheel of the automobile can be fixed by the force plate and the torque plate, and the first motor and the third motor are started at the same time, the first motor drives the torque plate to rotate forward, and the third motor drives the force plate to rotate reversely, so that the steering wheel of the automobile is twisted, and in this process, not only the fixing effect of the steering wheel of the automobile is good, but also the distance between the force plate and the torque plate is adjusted, so that the steering wheel of the automobile can be easily disassembled and assembled.

[0008] The utility model is further configured as follows: the output shaft penetrates into the interior of the force-adding box, and a force-adding lead block is fixedly connected to the middle of the output shaft.

[0009] By adopting the above technical solution, the force-adding lead block increases gravity and improves the rotational torque of the force-adding disk.

[0010] The utility model is further configured as follows: the locking mechanism includes a connecting rod, one end of the connecting rod is fixedly connected to a first gear, the inner side of the force applying disk is rotatably connected to a threaded rod, one end of the threaded rod is fixedly connected to a second gear, the second gear is meshed with the first gear, and the outer thread of the threaded rod is connected to a moving block.

[0011] By adopting the above technical solution, when the locking mechanism fixes the steering wheel of the car, the connecting rod is twisted, so that the connecting rod drives the first gear to rotate, the second gear is engaged with the first gear, so that the threaded rod rotates, and the moving block is threadedly connected to the middle part of the threaded rod, so that the moving block can be displaced outside the threaded rod.

[0012] The utility model is further configured as follows: a limiting rod is fixedly connected to the inner side of the moving block, and a limiting groove is provided inside the force applying disk.

[0013] By adopting the above technical solution, the moving block drives the limit rod to move, and the limit rod extends to the inner circle of the car steering wheel. When the limit rod extends to the inside of the limit groove, a closed loop will be formed for the car steering wheel, thereby achieving the effect of fixing the car steering wheel.

[0014] The utility model is further configured as follows: a slide rail is fixedly connected to the inner side of the force adding plate, and the moving block is slidably connected to the inside of the slide rail.

[0015] By adopting the above technical solution, during the displacement process of the moving block, the top of the moving block will slide inside the slide rail to prevent the moving block from being offset.

[0016] The utility model is further configured as follows: the other end of the connecting rod is fixedly connected with a handle, and the outside of the handle is fixedly connected with an anti-slip sheath.

[0017] By adopting the above technical solution, it is convenient to rotate the connecting rod by holding the handle.

[0018] The utility model is further configured as follows: a chassis is fixedly connected to the bottom of the test bench.

[0019] By adopting the above technical solution, the chassis supports the test bench and improves the support stability.

[0020] The utility model is further configured as follows: a cabinet door is hingedly provided inside the cabinet, and a handle is fixedly connected to the outside of the cabinet door.

[0021] By adopting the above technical solution, the door of the box is opened and the steering wheel and experimental equipment can be placed inside the box.

[0022] The utility model is further configured as follows: the bottom of the chassis is fixedly connected with supporting feet, and the number of the supporting feet is four.

[0023] By adopting the above technical solution, four legs are distributed at the four corners of the bottom of the chassis, which can support the chassis.

[0024] The utility model is further configured as follows: the number of the running tracks is two, and the two running tracks are parallel to each other.

[0025] By adopting the above technical solution, the force-adding box is placed on the top of the two running tracks, and the force-adding box moves on the top of the two running tracks.

[0026] The beneficial effects of the utility model are:

[0027] 1. The utility model, through the test bench, torque box, first motor, torque plate, flat keyway, running track, force box, second motor, driving gear, groove, rack plate, third motor, output shaft, force plate and locking mechanism, installs the steering wheel of the car into the locking mechanism inside the force plate, and then can fix the steering wheel of the car on the force plate, the second motor drives the driving gear to rotate, the driving gear is meshed inside the rack plate, and then the force box can be displaced above the running track, so that the force box is close to the torque box, and the force box drives the force plate to move. The movement allows the bottom of the car steering wheel to extend into the torque plate inside the torque box. A flat keyway matched with the car steering wheel is provided inside the torque plate. The bottom of the car steering wheel is extended to the inside of the flat keyway, so that both sides of the car steering wheel can be fixed by the force plate and the torque plate. The first motor drives the torque plate to rotate forward, and the third motor drives the force plate to rotate reversely, so as to twist the car steering wheel. In this process, not only is the car steering wheel fixed effectively, but also the distance between the force plate and the torque plate is adjusted, so that the car steering wheel can be easily disassembled and assembled.

[0028] 2. The utility model, through the arrangement among the locking mechanism, the connecting rod, the first gear, the threaded rod, the second gear, the moving block, the limiting rod, the limiting groove, the slide rail and the handle, when the locking mechanism fixes the steering wheel of the car, the connecting rod is twisted so that the connecting rod drives the first gear to rotate, the second gear is meshed with the first gear, so that the threaded rod rotates, the moving block is threadedly connected to the middle part of the threaded rod, so that the moving block can be displaced outside the threaded rod, the moving block drives the limiting rod to be displaced, the limiting rod extends to the inner circle of the steering wheel of the car, and when the limiting rod extends to the inside of the limiting groove, a closed loop will be formed for the steering wheel of the car, thereby achieving the effect of fixing the steering wheel of the car. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 It is a schematic diagram of the structure of the utility model;

[0031] Figure 2 It is a schematic diagram of the internal structure of the torque box and the boost box of the utility model;

[0032] Figure 3 This is a schematic diagram of the rack plate structure of the utility model;

[0033] Figure 4 This is a schematic diagram of the locking mechanism structure of the utility model.

[0034] In the figure, 1, test bench; 2, torque box; 3, first motor; 4, torque plate; 5, flat keyway; 6, walking track; 7, force box; 8, second motor; 9, driving gear; 10, groove; 11, rack plate; 12, third motor; 13, output shaft; 14, force plate; 15, locking mechanism; 1501, connecting rod; 1502, first gear; 1503, threaded rod; 1504, second gear; 1505, moving block; 1506, limit rod; 1507, limit groove; 1508, slide rail; 1509, handle; 16, force lead block; 17, chassis; 18, box door; 19, handle; 20, support foot. DETAILED DESCRIPTION

[0035] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] Reference Figure 1-4A vehicle steering wheel torsion test device comprises a test bench 1, a torque box 2 is fixedly connected to one side of the top of the test bench 1, a first motor 3 is fixedly installed inside the torque box 2, a torque disc 4 is fixedly connected to the output end of the first motor 3, a flat key groove 5 is arranged inside the torque disc 4, a walking track 6 is fixedly connected to both sides of the top of the test bench 1, a force box 7 is arranged on the top of the walking track 6, a second motor 8 is fixedly installed on both sides of the inner wall of the force box 7, a driving gear 9 is fixedly connected to the output end of the second motor 8, a groove 10 is provided inside the walking track 6, a rack plate 11 is fixedly connected inside the groove 10, a third motor 12 is fixedly installed on the outer side of the force box 7, an output end of the third motor 12 is fixedly connected to an output shaft 13, and an output One end of the shaft 13 is fixedly connected to a force plate 14, and a locking mechanism 15 is arranged on the inner side of the force plate 14. When the torsion test of the automobile steering wheel is carried out, the automobile steering wheel is installed into the locking mechanism 15 inside the force plate 14, so that the automobile steering wheel can be fixed on the force plate 14, and then the second motor 8 is started, so that the second motor 8 drives the driving gear 9 to rotate, and the driving gear 9 is engaged with the inside of the rack plate 11, so that the force box 7 can be displaced above the walking track 6, so that the force box 7 approaches the torque box 2, and the force box 7 drives the force plate 14 to move, so that the bottom of the automobile steering wheel extends to the torque plate 4 inside the torque box 2, and the interior of the torque plate 4 is provided with a flat keyway 5 adapted to the automobile steering wheel, The bottom of the car steering wheel extends to the inside of the flat key groove 5, so that the two sides of the car steering wheel can be fixed by the force plate 14 and the torque plate 4, and the first motor 3 and the third motor 12 are started at the same time. The first motor 3 drives the torque plate 4 to rotate forward, and the third motor 12 drives the force plate 14 to rotate reversely, so that the car steering wheel is twisted. In this process, not only the fixing effect of the car steering wheel is good, but also the distance between the force plate 14 and the torque plate 4 can be adjusted, so that the car steering wheel can be easily disassembled and assembled. The output shaft 13 passes through the inside of the force box 7, and the middle part of the output shaft 13 is fixedly connected with a force lead block 16. The force lead block 16 increases gravity and improves the rotational torque of the force plate 14. The locking mechanism 15 includes a connecting rod 1501. The connecting rod One end of 1501 is fixedly connected to the first gear 1502, the inner side of the force plate 14 is rotatably connected to the threaded rod 1503, one end of the threaded rod 1503 is fixedly connected to the second gear 1504, the second gear 1504 is meshed with the first gear 1502, the outer thread of the threaded rod 1503 is threadedly connected to the moving block 1505, when the locking mechanism 15 fixes the steering wheel of the car, the connecting rod 1501 is twisted, so that the connecting rod 1501 drives the first gear 1502 to rotate, the second gear 1504 is meshed with the first gear 1502, so that the threaded rod 1503 rotates, and the moving block 1505 is threadedly connected to the middle part of the threaded rod 1503, so that the moving block 1505 can be displaced outside the threaded rod 1503,The inner side of the moving block 1505 is fixedly connected to a limiting rod 1506, and a limiting groove 1507 is provided inside the force plate 14. The moving block 1505 drives the limiting rod 1506 to move, and the limiting rod 1506 extends to the inner circle of the steering wheel of the car. When the limiting rod 1506 extends to the inside of the limiting groove 1507, a closed loop will be formed for the steering wheel of the car, thereby achieving the effect of fixing the steering wheel of the car. The inner side of the force plate 14 is fixedly connected to a slide rail 1508, and the moving block 1505 is slidably connected to the inside of the slide rail 1508. During the displacement of the moving block 1505, the top of the moving block 1505 will slide inside the slide rail 1508 to prevent the moving block 1505 from deflecting. The other end of the connecting rod 1501 is fixedly connected to a handle 1509, and the handle 1 The outside of 509 is fixedly connected with an anti-skid sheath. It is convenient to hold the handle 1509 and rotate the connecting rod 1501. The bottom of the test bench 1 is fixedly connected with a chassis 17. The chassis 17 supports the test bench 1 to improve the support stability. The inside of the chassis 17 is hinged with a door 18. The outside of the door 18 is fixedly connected with a handle 19. When the door 18 is opened, the steering wheel and experimental equipment can be placed inside the chassis 17. The bottom of the chassis 17 is fixedly connected with four legs 20. The four legs 20 are distributed at the four corners of the bottom of the chassis 17 to support the chassis 17. There are two walking tracks 6, and the two walking tracks 6 are parallel to each other. The force box 7 is placed on the top of the two walking tracks 6, and the force box 7 moves on the top of the two walking tracks 6.

[0037] In the utility model, when the torsion test of the automobile steering wheel is carried out, the automobile steering wheel is installed in the locking mechanism 15 inside the force plate 14, so that the automobile steering wheel can be fixed on the force plate 14, and then the second motor 8 is started, so that the second motor 8 drives the driving gear 9 to rotate, and the driving gear 9 is meshed in the rack plate 11, so that the force box 7 can be displaced above the walking track 6, so that the force box 7 approaches the torque box 2, and the force box 7 drives the force plate 14 to move, so that the bottom of the automobile steering wheel extends to the torque plate 4 inside the torque box 2, and the torque plate 4 is provided with a flat keyway 5 adapted to the automobile steering wheel. The bottom of the automobile steering wheel is extended to the inside of the flat keyway 5, so that the two sides of the automobile steering wheel can be fixed by the force plate 14 and the torque plate 4, and the first motor 3 and the third motor 12 are started at the same time, the first motor 3 drives the torque plate 4 to rotate forward, and the third motor 12 drives the force plate 14 to reverse, so that the automobile steering wheel is twisted, and in this process, The fixing effect of the automobile steering wheel is good, and the distance between the force plate 14 and the torque plate 4 can be adjusted to facilitate the disassembly and assembly of the automobile steering wheel. When the locking mechanism 15 fixes the automobile steering wheel, the connecting rod 1501 is twisted, so that the connecting rod 1501 drives the first gear 1502 to rotate, and the second gear 1504 is meshed with the first gear 1502, so that the threaded rod 1503 rotates, and the moving block 1505 is threadedly connected to the middle part of the threaded rod 1503, so that the moving block 1505 can rotate. 505 can be displaced outside the threaded rod 1503, and the moving block 1505 drives the limiting rod 1506 to be displaced. The limiting rod 1506 extends to the inner circle of the car steering wheel. When the limiting rod 1506 extends to the inside of the limiting groove 1507, a closed loop will be formed for the car steering wheel, thereby achieving the effect of fixing the car steering wheel. During the displacement of the moving block 1505, the top of the moving block 1505 will slide inside the slide rail 1508 to prevent the moving block 1505 from being offset.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vehicle steering wheel torsion test device, comprising a test bench (1), characterized in that: A torque box (2) is fixedly connected to one side of the top of the test bench (1), a first motor (3) is fixedly installed inside the torque box (2), an output end of the first motor (3) is fixedly connected to a torque disk (4), a flat keyway (5) is provided inside the torque disk (4), both sides of the top of the test bench (1) are fixedly connected to walking tracks (6), a force box (7) is provided on the top of the walking tracks (6), and a second motor (8) is fixedly installed on both sides of the inner wall of the force box (7), The output end of the second motor (8) is fixedly connected to a driving gear (9), a groove (10) is provided inside the walking track (6), a rack plate (11) is fixedly connected inside the groove (10), a third motor (12) is fixedly installed on the outside of the force box (7), an output end of the third motor (12) is fixedly connected to an output shaft (13), one end of the output shaft (13) is fixedly connected to a force disk (14), and a locking mechanism (15) is provided on the inside of the force disk (14).

2. The vehicle steering wheel torsion test device according to claim 1, characterized in that: The output shaft (13) penetrates into the interior of the force-adding box (7), and a force-adding lead block (16) is fixedly connected to the middle of the output shaft (13).

3. The vehicle steering wheel torsion test device according to claim 1, characterized in that: The locking mechanism (15) comprises a connecting rod (1501), one end of which is fixedly connected to a first gear (1502), the inner side of the force applying disk (14) is rotatably connected to a threaded rod (1503), one end of which is fixedly connected to a second gear (1504), the second gear (1504) is meshed with the first gear (1502), and the outer thread of the threaded rod (1503) is connected to a moving block (1505).

4. The vehicle steering wheel torsion test device according to claim 3, characterized in that: The inner side of the moving block (1505) is fixedly connected to a limiting rod (1506), and the inner side of the force applying disk (14) is provided with a limiting groove (1507).

5. The vehicle steering wheel torsion test device according to claim 3, characterized in that: The inner side of the force applying plate (14) is fixedly connected with a slide rail (1508), and the moving block (1505) is slidably connected inside the slide rail (1508).

6. The vehicle steering wheel torsion test device according to claim 3, characterized in that: The other end of the connecting rod (1501) is fixedly connected to a handle (1509), and the outside of the handle (1509) is fixedly connected to an anti-slip sheath.

7. The vehicle steering wheel torsion test device according to claim 1, characterized in that: The bottom of the test bench (1) is fixedly connected to a cabinet (17).

8. The vehicle steering wheel torsion test device according to claim 7, characterized in that: A cabinet door (18) is hingedly connected inside the cabinet (17), and a handle (19) is fixedly connected to the outside of the cabinet door (18).

9. The vehicle steering wheel torsion test device according to claim 7, characterized in that: The bottom of the chassis (17) is fixedly connected with supporting feet (20), and the number of the supporting feet (20) is four.

10. The vehicle steering wheel torsion test device according to claim 1, characterized in that: The number of the running tracks (6) is two, and the two running tracks (6) are parallel to each other.

Images