A durability testing device for lightweight automotive pedal assemblies

Abstract

The present invention relates to the field of durability detection technology, and specifically to a durability detection device for a lightweight automotive pedal assembly, wherein the interior of the outer box body is fixedly connected to a box base, a rotating motor is installed on the top of the box base, and a rotating gear is fixedly connected to the output end of the rotating motor, the top of the outer box body is fixedly connected to a mounting top ring, the inner side of the mounting top ring is fixedly connected to a mounting top plate, and the bottom of the mounting top plate is fixedly connected to an inner gear ring. The device has the advantages of simple structure, convenient operation, and accurate durability detection. By simulating the braking methods of different groups of people and controlling the extension length, the simulation of different pedaling forces is achieved, thereby comprehensively detecting the durability of the pedal assembly. At the same time, the device also adjusts the height so that the pedaling end is located between two pushing devices, thereby achieving a more intensive pedaling method and a method combined with heavy and light pedaling.

Description

[0001] This application is a divisional application with the application date of August 12, 2024, application number CN202411099343.8, and the invention name is "A durability detection device for a lightweight automotive pedal assembly." Technical Field

[0002] The present invention relates to the technical field of durability detection, in particular to a durability detection device for a lightweight automobile pedal assembly. Background Art

[0003] A car's pedals are an important part of the driver's interaction with the car. They are mainly used to control various functions of the vehicle. In manual transmission vehicles, there are usually three pedals, while in automatic transmission vehicles, there are usually only two pedals.

[0004] In the prior art, automobile pedals need to be tested for durability during production to ensure their stability and reliability during use. However, existing durability testing devices usually have some problems. Because different car users have different requirements for pedal durability, existing testing devices can often only test a certain type of pedal, lacking versatility and flexibility. In addition, existing testing devices can usually only perform a single durability test and cannot conduct a comprehensive performance evaluation of the pedal. To this end, the present invention provides a durability testing device for a lightweight automobile pedal assembly. Summary of the Invention

[0005] The purpose of the present invention is to provide a durability testing device for a lightweight automotive pedal assembly to solve the problems raised in the above-mentioned background technology.

[0006] The technical solution of the present invention is: a durability detection device for a lightweight pedal assembly of an automobile, comprising an outer box body, two rotating electric cylinders, the interior of the outer box body is fixedly connected to a box base, a rotating motor is installed on the top of the box base, the output end of the rotating motor is fixedly connected to a rotating gear, the top of the outer box body is fixedly connected to a mounting top ring, the inner side of the mounting top ring is fixedly connected to a mounting top plate, the bottom of the mounting top plate is fixedly connected to an inner gear ring, the rotating gear meshes with the inner side of the inner gear ring, the top of the mounting top plate is fixedly connected to a main push plate, the inner sliding card of the main push plate is connected to a control plate, the top of the control plate is fixedly connected to a pressure roller, the outer side of the main push plate is provided with four storage tanks, the outer side of the control plate is fixedly connected to The top of the lifting block is fixedly connected to the main push plate, and the outer side of the lifting block is fixedly connected to the main push plate, and the upper and lower ends of the lifting block are fixedly connected to the main push plate, the upper and lower ends of the lifting block are fixedly connected to the main push plate, the lower and lower ends of the lifting block are fixedly connected The outer side of the outer box body is movably sleeved with an outer moving ring, the top of the outer moving ring is fixedly connected with a mounting base block, the rotating outer cylinder is rotatably connected to the top of the mounting base block, the top of the mounting base block is fixedly connected with a fixed inner column, the fixed inner column is located inside the rotating outer cylinder, a torsion spring is installed between the fixed inner column and the rotating outer cylinder, the top of the mounting base block is fixedly connected with a counting sensor, the outer side of the rotating outer cylinder is fixedly connected with a counting plate, and the top of the rotating outer cylinder is installed with a car pedal; when in use: install the mounting end of the car pedal on the top of the rotating outer cylinder, start by rotating the motor, drive the rotating gear to rotate, the rotating gear drives the inner gear ring to rotate, drives the mounting top plate to rotate, drives the main push plate to rotate, drives the control plate to rotate, drives the pressure roller By rotating, the pressure roller pushes the car pedal to imitate stepping on it. The reset spring pulls the pressure roller in the storage tank at the beginning. The electric cylinder pushes the limit bar and the control cone upward. The inclined surface of the control cone pushes the inclined surface of the control board to move outward, pushing the pressure roller out of the storage tank. At the same time, the extension length of the control board is controlled according to the braking methods of different people. For example, by stepping on it hard, the control board can be extended to the maximum. When the pressure roller pushes the stepping end of the car pedal, it can push the car pedal to a larger rotation angle. After each rotation of the car pedal, the pressure roller is disengaged from the car pedal, and the torsion spring is twisted to reset the rotating outer cylinder. The counting board is rotated and reset again. The number of stepping on the pedals can be counted by the counting sensor for durability testing.

[0007] Preferably, the inner side of the mounting bottom block is fixedly connected with two limit sliders, the outer side of the outer box body is provided with a slide groove corresponding to the limit slider, the top outer side of the rotating outer cylinder is fixedly connected with a rotating shaft, the top of the rotating shaft is rotatably connected to a fixed cover plate, the bottom of the outer moving ring is fixedly connected with a bottom gear ring, the outer side of the bottom end of the outer box body is fixedly connected with an outer bottom ring, the top of the outer bottom ring is rotatably connected to a rotating chassis, the top of the rotating chassis is fixedly connected with a supporting oblique block, the outer side of the rotating chassis is fixedly connected with two rotating push plates, the output end of the rotating electric cylinder is fixedly connected to a pushing roller, and the main pushing plate The top of the vehicle is fixedly connected with an auxiliary push plate, and four control panels are installed inside the auxiliary push plate and the main push plate; when in use: the limit is performed by the limit slider and the fixed ring, and the push plate is pushed by the rotating electric cylinder to rotate the push plate to rotate the outer bottom ring. The bottom of the bottom gear ring is toothed, and the height of the bottom gear ring can be controlled by rotating the inclined surface of the supporting inclined block, thereby controlling the height of the rotating outer cylinder. The stepped end of the car pedal can be located between the pressure rollers on the sides of the main push plate and the auxiliary push plate, so that both pressure rollers can push the car pedal. A more intensive stepping method and a combination of heavy and light stepping can be used to test the durability suitable for different environments.

[0008] The present invention provides an improved durability testing device for a lightweight automotive pedal assembly. Compared with the prior art, the present invention has the following improvements and advantages:

[0009] First, the present invention discloses a durability testing device for a lightweight automobile pedal assembly, wherein the mounting end of the automobile pedal is mounted on the top of a rotating outer cylinder, and the rotating motor is started to drive the rotating gear to rotate, and the rotating gear drives the inner gear ring to rotate, which drives the mounting top plate to rotate, drives the main push plate to rotate, drives the control plate to rotate, and drives the pressure roller to rotate. The pressure roller pushes the automobile pedal to simulate stepping, and the pull of the return spring can make the pressure roller initially located in the storage tank, and the electric cylinder is pushed to push the limit bar and the control cone upward, and the inclined surface of the control cone pushes the inclined surface of the control plate to move outward, pushing the pressure roller out of the storage tank. At the same time, the extension length of the control plate is controlled according to the braking method of different people. For example, the control plate can be extended to the maximum when stepping hard, so that when the pressure roller pushes the stepping end of the automobile pedal, the automobile pedal can be pushed to a larger rotation angle. After each rotation of the automobile pedal, the pressure roller is separated from the automobile pedal, and the rotating outer cylinder is reset by twisting the torsion spring. The counting plate is rotated and reset again, and the number of stepping is counted by the counting sensor to perform durability testing.

[0010] Second, the durability testing device for a lightweight automobile pedal assembly described in the present invention is limited by a limiting slider and a fixed ring, and the push plate is pushed by rotating the electric cylinder to rotate the push plate, which causes the outer bottom ring to rotate. The bottom of the bottom gear ring is toothed, and the height of the bottom gear ring can be controlled by rotating the inclined surface of the supporting inclined block, thereby controlling the height of the rotating outer cylinder. The pedal end of the automobile pedal can be located between the pressure rollers on the sides of the main push plate and the auxiliary push plate, so that both pressure rollers can push the automobile pedal. A more intensive pedaling method and a combination of heavy and light pedaling can be used to test durability suitable for different environments.

[0011] Summary: The durability detection device for a lightweight automobile pedal assembly described in the present invention has the advantages of simple structure, easy operation, and accurate durability detection. It simulates the braking methods of different groups of people and controls the extension length to achieve simulation of different pedaling forces, thereby comprehensively detecting the durability of the pedal assembly. At the same time, the device also adjusts the height so that the pedaling end is located between the two pushing devices, thereby achieving a more intensive pedaling method and a method combining heavy and light pedaling to detect the durability of the pedal assembly in different environments. In addition, the device also realizes quantitative durability detection by calculating the number of pedaling times, thereby improving detection accuracy and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The present invention will be further explained below in conjunction with the accompanying drawings and examples:

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0014] Figure 2 It is a schematic diagram of the outer ring structure of the present invention;

[0015] Figure 3 It is a schematic diagram of the outer box structure of the present invention;

[0016] Figure 4 It is a schematic diagram of the structure of the rotating outer cylinder of the present invention;

[0017] Figure 5 It is a schematic diagram of the main push plate structure of the present invention;

[0018] Figure 6 It is a schematic structural diagram of the pressure roller of the present invention;

[0019] Figure 7 It is a schematic diagram of the structure of the inner gear ring of the present invention;

[0020] Figure 8 It is a schematic structural diagram of the bottom gear ring of the present invention.

[0021] Description of reference numerals:

[0022] 1. Outer box body; 2. Box base; 3. Push electric cylinder; 4. Rotate motor; 5. Rotate gear; 6. Install top ring; 7. Install top plate; 8. Inner gear ring; 9. Main push plate; 10. Auxiliary push plate; 11. Move up chassis; 12. Move up column; 13. Control cone; 14. Limit bar; 15. Control board; 16. Press roller; 17. Fixed block; 18. Insert column; 19. Return spring; 20. Outer moving ring; 21. Install bottom block; 22. Limit slider; 23. Fix inner column; 24. Torsion spring; 25. Rotate outer cylinder; 26. Car pedal; 27. Fixed ring; 28. Rotate shaft; 29. ​​Fix cover; 30. Outer bottom ring; 31. Rotate chassis; 32. Support oblique block; 33. Bottom gear ring; 34. Rotate push plate; 35. Rotate electric cylinder; 36. Push roller; 37. Counting sensor; 38. Counting board. DETAILED DESCRIPTION

[0023] The present invention is described in detail below, clearly and completely describing the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0024] The present invention provides an improved durability testing device for a lightweight automotive pedal assembly. The technical solution of the present invention is:

[0025] like Figures 1-8As shown, a durability testing device for a lightweight pedal assembly of an automobile comprises an outer box body 1 and two rotating electric cylinders 35. The interior of the outer box body 1 is fixedly connected to a box base 2. A rotating motor 4 is installed on the top of the box base 2. The output end of the rotating motor 4 is fixedly connected to a rotating gear 5. The top of the outer box body 1 is fixedly connected to a mounting top ring 6. The inner side of the mounting top ring 6 is fixedly connected to a mounting top plate 7. The bottom of the mounting top plate 7 is fixedly connected to an inner gear ring 8. The rotating gear 5 is meshed with the inner side of the inner gear ring 8. The top of the mounting top plate 7 is fixedly connected to the inner side of the inner gear ring 8. There is a main push plate 9, the inner sliding card of the main push plate 9 is connected with a control board 15, the top of the control board 15 is fixedly connected with a pressure roller 16, the outer side of the main push plate 9 is provided with four storage tanks, the outer side of the control board 15 is fixedly connected with a fixed block 17, one side of the fixed block 17 is fixedly connected with two inner plug-in columns 18, the inner plug-in columns 18 are slidably connected to the inside of the storage tank, the outer side of the inner plug-in column 18 is movably sleeved with a reset spring 19, the two ends of the reset spring 19 are respectively connected to the fixed block 17 and the inner wall of the storage tank, and the top of the box base 2 is fixedly connected with a push cylinder 3 The output end of the push cylinder 3 is fixedly connected to the upper chassis 11, the top bearing of the upper chassis 11 is connected to the upper column 12, the top of the upper column 12 is fixedly connected to the control cone 13, the upper column 12 is slidably connected to the inner side of the main push plate 9, the outer side of the upper column 12 is fixedly connected to the limit bar 14, the upper column 12 and the limit bar 14 are slidably connected to the inside of the main push plate 9, the outer side of the top ring 6 is fixedly connected with four fixed rings 27 at equal distances, the inner side of the fixed ring 27 is slidably connected to the rotating outer cylinder 25, and the outer side of the outer box body 1 is movable An outer moving ring 20 is sleeved, and a mounting base block 21 is fixedly connected to the top of the outer moving ring 20. A rotating outer cylinder 25 is rotatably connected to the top of the mounting base block 21. A fixed inner column 23 is fixedly connected to the top of the mounting base block 21. The fixed inner column 23 is located inside the rotating outer cylinder 25. A torsion spring 24 is installed between the fixed inner column 23 and the rotating outer cylinder 25. A counting sensor 37 is fixedly connected to the top of the mounting base block 21, and a counting plate 38 is fixedly connected to the outside of the rotating outer cylinder 25. A car pedal 26 is installed on the top of the rotating outer cylinder 25.During use: install the mounting end of the car pedal 26 on the top of the rotating outer cylinder 25, start the rotating motor 4, drive the rotating gear 5 to rotate, the rotating gear 5 drives the inner gear ring 8 to rotate, drives the mounting top plate 7 to rotate, drives the main push plate 9 to rotate, drives the control board 15 to rotate, drives the pressure roller 16 to rotate, and pushes the car pedal 26 through the pressure roller 16 to imitate stepping. The pressure roller 16 can be initially located in the storage tank by pulling the return spring 19, and is pushed by the pushing electric cylinder 3 to push the limit bar 14 and the control cone 13 upward, and the inclined surface of the control plate 15 is pushed through the inclined surface of the control cone 13. , causing the control panel 15 to move outward, pushing the pressure roller 16 away from the storage tank. The extended length of the control panel 15 is controlled based on the braking behavior of different users. For example, a heavy step can extend the control panel 15 to its maximum extent, allowing the pressure roller 16 to push the pedal 26 to a greater rotation angle. Each time the pedal 26 rotates, the pressure roller 16 disengages from the pedal 26, twisting the torsion spring 24 to reset the rotating outer cylinder 25. The counter plate 38 rotates and resets again, allowing the counting sensor 37 to count the number of steps for durability testing.

[0026] Furthermore, the inner side of the mounting bottom block 21 is fixedly connected to two limit sliders 22, and a slide groove corresponding to the limit slider 22 is opened on the outer side of the outer box body 1. The outer side of the top of the rotating outer cylinder 25 is fixedly connected to the rotating shaft 28, and the top of the rotating shaft 28 is rotatably connected to the fixed cover plate 29. The bottom of the outer moving ring 20 is fixedly connected to the bottom gear ring 33, and the outer side of the bottom end of the outer box body 1 is fixedly connected to the outer bottom ring 30. The top of the outer bottom ring 30 is rotatably connected to the rotating chassis 31. The top of the rotating chassis 31 is fixedly connected to a supporting inclined block 32. The outer side of the rotating chassis 31 is fixedly connected to two rotating push plates 34. The output end of the rotating electric cylinder 35 is fixedly connected to a pushing roller 36. The top of the main push plate 9 is fixedly connected to an auxiliary push plate The disc 10, the auxiliary push disc 10 and the main push disc 9 are each equipped with four control panels 15; when in use: the limit is performed by the limit slider 22 and the fixed ring 27, and the rotating push plate 34 is pushed by the rotating electric cylinder 35. The outer bottom ring 30 is rotated, and the bottom of the bottom gear ring 33 is toothed. The height of the bottom gear ring 33 can be controlled by rotating the inclined surface of the supporting inclined block 32, thereby controlling the height of the rotating outer cylinder 25. The pedal end of the car pedal 26 can be located between the pressure rollers 16 on the sides of the main push disc 9 and the auxiliary push disc 10, so that both pressure rollers 16 can push the car pedal 26. A more intensive pedaling method and a combination of heavy and light pedaling can be used to detect the durability suitable for different environments.

[0027] Working principle: When in use: install the mounting end of the car pedal 26 on the top of the rotating outer cylinder 25, start it by rotating the motor 4, drive the rotating gear 5 to rotate, the rotating gear 5 drives the inner gear ring 8 to rotate, drives the mounting top plate 7 to rotate, drives the main push plate 9 to rotate, drives the control board 15 to rotate, drives the pressure roller 16 to rotate, and pushes the car pedal 26 to imitate stepping through the pressure roller 16. Through the pull of the return spring 19, the pressure roller 16 can be initially located in the storage tank, and pushed by pushing the electric cylinder 3 to push the limit bar 14 and the control cone 13 upward. Through the inclined surface of the control cone 13, the inclined surface of the control board 15 is pushed to move the control board 15 outward, pushing the pressure roller 16 out of the storage tank. At the same time, according to the braking method of different people, the extended length of the control board 15 is controlled. For example, by stepping on it hard, the control board 15 can be extended to the longest, so that when the pressure roller 16 pushes the stepping end of the car pedal 26, the car pedal 26 can be pushed. The larger rotation angle, after each rotation of the automobile pedal 26, the pressure roller 16 is disengaged from the automobile pedal 26, and the torsion spring 24 is twisted to reset the rotating outer cylinder 25, and then reset by rotating the counting plate 38. The number of stepping can be counted by the counting sensor 37 to perform durability detection. The limit slider 22 and the fixed ring 27 are limited, and the rotating push plate 34 is pushed by the rotating electric cylinder 35 to push the rotating push plate 34 to rotate the outer bottom ring 30. The bottom of the bottom gear ring 33 is toothed, and the height of the bottom gear ring 33 can be controlled by rotating the inclined surface of the supporting inclined block 32, thereby controlling the height of the rotating outer cylinder 25. The stepped end of the automobile pedal 26 can be located between the pressure rollers 16 on the sides of the main push plate 9 and the auxiliary push plate 10, so that both pressure rollers 16 can push the automobile pedal 26. A more intensive stepping method and a combination of heavy and light stepping can be adopted to detect durability suitable for different environments.

[0028] The above description is intended to enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A durability testing device for a lightweight automotive pedal assembly, comprising an outer box (1) and two rotary electric cylinders (35), characterized in that: The interior of the outer box body (1) is fixedly connected to a box base (2), a rotating motor (4) is installed on the top of the box base (2), an output end of the rotating motor (4) is fixedly connected to a rotating gear (5), the top of the outer box body (1) is fixedly connected to a mounting top ring (6), the inner side of the mounting top ring (6) is fixedly connected to a mounting top plate (7), the bottom of the mounting top plate (7) is fixedly connected to an inner gear ring (8), the rotating gear (5) is engaged with the inner side of the inner gear ring (8), the top of the mounting top plate (7) is fixedly connected to a main push plate (9), the inner side of the main push plate (9) is slidably connected to a control plate (15), and the top of the control plate (15) is fixedly connected to a pressure roller (16); Four storage tanks are provided on the outer side of the main push plate (9), a fixed block (17) is fixedly connected to the outer side of the control panel (15), two inner plug-in columns (18) are fixedly connected to one side of the fixed block (17), the inner plug-in columns (18) are slidably engaged with the interior of the storage tank, and a return spring (19) is movably sleeved on the outer side of the inner plug-in column (18), and the two ends of the return spring (19) are respectively connected to the fixed block (17) and the inner wall of the storage tank; The top of the box base (2) is fixedly connected to a pushing electric cylinder (3), the output end of the pushing electric cylinder (3) is fixedly connected to an upward-moving chassis (11), the top bearing of the upward-moving chassis (11) is connected to an upward-moving column (12), the top of the upward-moving column (12) is fixedly connected to a control cone (13), the upward-moving column (12) is slidably connected to the inner side of the main push plate (9), the outer side of the upward-moving column (12) is fixedly connected to a limiting strip (14), and the upward-moving column (12) and the limiting strip (14) are slidably connected to the inside of the main push plate (9); The outer side of the mounting top ring (6) is fixedly connected with four fixed rings (27) at equal intervals, the inner side of the fixed ring (27) is slidably connected with a rotating outer cylinder (25), the outer side of the outer box body (1) is movably sleeved with an outer moving ring (20), the top of the outer moving ring (20) is fixedly connected with a mounting bottom block (21), the rotating outer cylinder (25) is rotatably connected to the top of the mounting bottom block (21), the top of the mounting bottom block (21) is fixedly connected with a fixed inner column (23), the fixed inner column (23) is located inside the rotating outer cylinder (25), a torsion spring (24) is installed between the fixed inner column (23) and the rotating outer cylinder (25), the top of the mounting bottom block (21) is fixedly connected with a counting sensor (37), the outer side of the rotating outer cylinder (25) is fixedly connected with a counting plate (38), and the top of the rotating outer cylinder (25) is installed with a car pedal (26); The bottom of the outer moving ring (20) is fixedly connected to a bottom gear ring (33), the outer side of the bottom end of the outer box body (1) is fixedly connected to an outer bottom ring (30), the top of the outer bottom ring (30) is rotatably connected to a rotating chassis (31), the top of the rotating chassis (31) is fixedly connected to a supporting inclined block (32), the outer side of the rotating chassis (31) is fixedly connected to two rotating push plates (34), the output end of the rotating electric cylinder (35) is fixedly connected to a pushing roller (36), the top of the main push plate (9) is fixedly connected to an auxiliary push plate (10), and four control panels (15) are installed inside the auxiliary push plate (10) and the main push plate (9).

2. The durability testing device for a lightweight automotive pedal assembly according to claim 1, characterized in that: Two limiting sliders (22) are fixedly connected to the inner side of the installation base block (21), and sliding grooves corresponding to the limiting sliders (22) are provided on the outer side of the outer box body (1).

3. The durability testing device for a lightweight automotive pedal assembly according to claim 1, characterized in that: The outer side of the top end of the rotating outer cylinder (25) is fixedly connected to a rotating shaft (28), and the top of the rotating shaft (28) is rotatably connected to a fixed cover plate (29).

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