Automobile steering angle detection device

Abstract

The utility model discloses an automobile steering angle detection device which comprises a hollow detection table body, two sides of the top of the hollow detection table body are rotatably connected with rotating plates through openings, the bottom of each rotating plate is fixedly connected with a connecting plate, the bottom of each connecting plate is fixedly connected with a circular plate, and the circular plate is fixedly connected with a rotating shaft. The outer surface of the circular plate is fixedly connected with a motor through a fixing frame. The utility model relates to the technical field of automobile steering angle detection. According to the automobile steering angle detection device, automobile wheels are moved to two rotating plates, two motors are controlled to respectively drive two threaded rods to rotate, the threaded rods can drive two threaded plates to move towards the middle, the threaded plates can drive clamping plates to move towards the middle through sliding blocks, and the two clamping plates clamp and limit the wheels; therefore, wheels of different specifications can be conveniently clamped, the stability of wheel limiting is improved, and the accuracy of wheel steering angle detection is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile steering angle detection, in particular to an automobile steering angle detection device. Background Art

[0002] The steering angle of a car is the angle formed when the front wheels of the car turn left or right. Generally, the angle is between 30 and 40 degrees. The maximum steering angle of the car affects the stability, safety and comfort of the car. Whether the angle is too large or too small, it is not conducive to the normal driving of the car. Understanding the steering angle of the car is one of the important technical parameters of the car. At present, there are still the following problems: in the process of detecting the steering angle of the traditional car, the user cannot directly observe the change of the angle; in the process of detecting the steering angle of the car, the measurement is not standardized, and the parameters of the steering angle of the car obtained are biased; the traditional locomotive steering angle detection device has a complex structure and consumes a large cost. Patent documents have been made to improve this.

[0003] For example, Chinese patent CN220018934U provides a vehicle steering angle detection device, which solves the problems that current users cannot directly observe angle changes, measurement is not standardized, and the traditional locomotive steering angle detection device has a complex structure and high costs. It includes a lifting device, the top of which is placed with an axle, the side of which is placed with a telescopic rod, and the side of which is placed with a measuring device. The measuring device of this device allows users to directly observe the vehicle steering angle detection, which is more convenient and direct. The measuring device is clamped from the bottom of the tire to more accurately measure the vehicle steering angle index. The device has a simple structure and helps companies save unnecessary consumables.

[0004] In the process of detecting the wheel steering angle in the above-mentioned patent, the wheel is limited by a clamp, but the spacing between the clamps is fixed, and only wheels of a single specification can be clamped and limited. If the wheel is too large or too small, the clamped wheel will be unstable, affecting the accuracy of the wheel steering angle detection. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a vehicle steering angle detection device, which solves the problem that the spacing between the clamps is fixed and can only clamp and limit wheels of a single specification, and if the wheel is too large or too small, the clamped wheel will be unstable.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a vehicle steering angle detection device, comprising a hollow detection platform body, two sides of the top of the hollow detection platform body are rotatably connected with a rotating plate by openings, the bottom of the rotating plate is fixedly connected with a connecting plate, the bottom of the connecting plate is fixedly connected with a circular plate, the outer surface of the circular plate is fixedly connected with a motor through a fixing frame, the output shaft of the motor is fixedly connected with a threaded rod through a coupling, one end of the threaded rod passes through the connecting plate and extends to the outside of the connecting plate, both sides of the outer surface of the threaded rod are threadedly connected with threaded plates, a slide groove is provided at the top of the rotating plate, both sides of the inside of the slide groove are slidably connected with sliding blocks, the top of the threaded plate is fixedly connected to the bottom of the sliding block, and the top of the sliding block is fixedly connected with a clamping plate.

[0007] Preferably, the bottom of the circular plate is fixedly connected to a support column, the bottom of the support column is rotatably connected to the bottom of the inner cavity of the hollow detection platform body through a bearing, and the bottom of the inner cavity of the hollow detection platform body and located behind the support column is rotatably connected to a rotating column through a bearing.

[0008] Preferably, the outer surface of the support column and the outer surface of the rotating column are fixedly connected with gears, the top of the rotating column passes through the hollow detection platform body and extends to the top of the hollow detection platform body, and the top of the hollow detection platform body is provided with a rotating opening adapted to the rotating column.

[0009] Preferably, a pointer is fixedly connected to the outer surface of the rotating column and located above the hollow detection platform body, and scale lines are provided on both sides of the top of the hollow detection platform body and located behind the rotating plate.

[0010] Preferably, an inclined plate is fixedly connected to the front portion of the hollow detection platform body.

[0011] Preferably, guide grooves are provided on both sides of the top of the hollow detection platform body and on both sides of the top of the inclined plate.

[0012] Beneficial Effects

[0013] The utility model provides a vehicle steering angle detection device. Compared with the existing technology, it has the following beneficial effects:

[0014] (1) The utility model moves the automobile wheel to two rotating plates and controls two motors to respectively drive two threaded rods to rotate. The threaded rods drive the two threaded plates to move toward the middle. The threaded plates drive the clamping plates to move toward the middle through sliding blocks, so that the two clamping plates clamp and limit the wheel. This makes it easy to clamp wheels of different specifications, improves the stability of wheel limitation, and ensures the accuracy of wheel steering angle detection.

[0015] (2) The utility model drives the support column to rotate synchronously through the rotating plate via the connecting plate, and the support column drives the rotating column to rotate synchronously through two identical gears. The rotating column will point to the scale line through the rotation of the pointer, so that the steering angle of the wheel can be easily observed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3 It is a side view of the internal structure of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the rotating plate, connecting plate, circular plate, motor, threaded plate, slide groove, sliding block, clamping plate, threaded rod and rotating column of the utility model;

[0020] Figure 5 It is a schematic structural diagram of the connecting plate, circular plate, supporting column, gear and pointer of the utility model.

[0021] In the figure: 1. Hollow test bench body; 2. Rotating plate; 3. Connecting plate; 4. Circular plate; 5. Motor; 6. Threaded plate; 7. Slide groove; 8. Sliding block; 9. Clamping plate; 10. Threaded rod; 11. Support column; 12. Rotating column; 13. Gear; 14. Pointer; 15. Scale line; 16. Inclined plate; 17. Guide groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] See also Figure 1-5 The utility model provides a technical solution: a vehicle steering angle detection device, including a hollow detection platform body 1, the two sides of the top of the hollow detection platform body 1 are rotatably connected with a rotating plate 2 by openings, the bottom of the rotating plate 2 is fixedly connected with a connecting plate 3, the bottom of the connecting plate 3 is fixedly connected with a circular plate 4, the outer surface of the circular plate 4 is fixedly connected with a motor 5 through a fixing frame, the motor 5 is a servo motor, which is electrically connected to an external power supply and controlled by a control switch, the output shaft of the motor 5 is fixedly connected with a threaded rod 10 through a coupling, one end of the threaded rod 10 passes through the connecting plate 3 and extends to the outside of the connecting plate 3, the two sides of the outer surface of the threaded rod 10 are threadedly connected with a threaded plate 6, a slide groove 7 is provided at the top of the rotating plate 2, the two sides of the inside of the slide groove 7 are slidably connected with a sliding block 8, the top of the threaded plate 6 is fixedly connected to the bottom of the sliding block 8, and the top of the sliding block 8 is fixedly connected with a clamping plate 9.

[0024] Furthermore, in order to observe the steering angle of the wheel, a support column 11 is fixedly connected to the bottom of the circular plate 4, and the bottom of the support column 11 is rotatably connected to the bottom of the inner cavity of the hollow detection platform body 1 through a bearing. A rotating column 12 is rotatably connected to the bottom of the inner cavity of the hollow detection platform body 1 and located behind the support column 11 through a bearing. The outer surface of the support column 11 and the outer surface of the rotating column 12 are fixedly connected with a gear 13. The top of the rotating column 12 passes through the hollow detection platform body 1 and extends to the top of the hollow detection platform body 1. A rotating opening matched with the rotating column 12 is opened at the top of the hollow detection platform body 1. A pointer 14 is fixedly connected to the outer surface of the rotating column 12 and located above the hollow detection platform body 1. Scale lines 15 are provided on both sides of the top of the hollow detection platform body 1 and located behind the rotating plate 2.

[0025] Furthermore, in order to facilitate the movement of the wheel onto the hollow test platform body 1, an inclined plate 16 is fixedly connected to the front of the hollow test platform body 1, and guide grooves 17 are provided on both sides of the top of the hollow test platform body 1 and both sides of the top of the inclined plate 16.

[0026] When in use, the two wheels of the car are moved along the two guide grooves 17 to the two rotating plates 2, and the two motors 5 are controlled to drive the two threaded rods 10 to rotate respectively, and the threaded rods 10 will drive the two threaded plates 6 to move toward the middle, and the two threaded plates 6 will drive the two clamping plates 9 to move toward the middle through the sliding blocks 8, so that the two clamping plates 9 clamp the wheels toward the middle to limit the position;

[0027] Then, by turning the steering wheel in the cab, the steering wheel will control the car wheels to turn, and the wheels will drive the rotating plate 2 to rotate synchronously through the two clamping plates 9, and the rotating plate 2 will drive the supporting column 11 to rotate synchronously through the connecting plate 3 and the circular plate 4, and the supporting column 11 will drive the rotating column 12 to rotate synchronously through the two gears 13, so that the rotating column 12 drives the pointer 14 to rotate synchronously, and the pointer 14 rotates to point to the scale line 15, so that the steering angle of the wheel can be easily detected.

Claims

1. A vehicle steering angle detection device, comprising a hollow detection platform body (1), characterized in that: The top of the hollow detection platform body (1) is rotatably connected to a rotating plate (2) on both sides through an opening, the bottom of the rotating plate (2) is fixedly connected to a connecting plate (3), the bottom of the connecting plate (3) is fixedly connected to a circular plate (4), the outer surface of the circular plate (4) is fixedly connected to a motor (5) through a fixing frame, the output shaft of the motor (5) is fixedly connected to a threaded rod (10) through a coupling, one end of the threaded rod (10) passes through the connecting plate (3) and extends to the outside of the connecting plate (3), the outer surface of the threaded rod (10) is threadedly connected to a threaded plate (6) on both sides, the top of the rotating plate (2) is provided with a slide groove (7), the inside of the slide groove (7) is slidably connected to a sliding block (8), the top of the threaded plate (6) is fixedly connected to the bottom of the sliding block (8), and the top of the sliding block (8) is fixedly connected to a clamping plate (9).

2. The vehicle steering angle detection device according to claim 1, characterized in that: The bottom of the circular plate (4) is fixedly connected to a support column (11), the bottom of the support column (11) is rotatably connected to the bottom of the inner cavity of the hollow detection platform body (1) via a bearing, and the bottom of the inner cavity of the hollow detection platform body (1) and located behind the support column (11) is rotatably connected to a rotating column (12) via a bearing.

3. The vehicle steering angle detection device according to claim 2, characterized in that: The outer surface of the support column (11) and the outer surface of the rotating column (12) are both fixedly connected with a gear (13); the top of the rotating column (12) passes through the hollow detection platform body (1) and extends to the top of the hollow detection platform body (1); and the top of the hollow detection platform body (1) is provided with a rotating opening adapted to the rotating column (12).

4. The vehicle steering angle detection device according to claim 2, characterized in that: A pointer (14) is fixedly connected to the outer surface of the rotating column (12) and located above the hollow detection platform body (1), and scale lines (15) are provided on both sides of the top of the hollow detection platform body (1) and located behind the rotating plate (2).

5. The vehicle steering angle detection device according to claim 1, characterized in that: The front part of the hollow detection platform body (1) is fixedly connected with an inclined plate (16).

6. The vehicle steering angle detection device according to claim 5, characterized in that: Both sides of the top of the hollow detection platform body (1) and both sides of the top of the inclined plate (16) are provided with guide grooves (17).

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