Brake disc size measuring device

Abstract

The utility model relates to the technical field of brake disc detection, and discloses a brake disc dimension measuring device comprising a base plate, the base plate is provided with a sliding groove, the sliding groove is slidably connected with a moving column, the moving column is provided with a dimension measuring mechanism, the dimension measuring mechanism comprises a first fixing plate, and the first fixing plate is provided with a second fixing plate. A first threaded rod is rotationally connected into the first fixing plate, a first sliding block and a second sliding block are connected to the first threaded rod in a threaded mode, and clamping plates are fixedly connected to the first sliding block and the second sliding block. According to the device, the first threaded rod drives the first sliding block and the second sliding block to move close to each other, so that the clamping plates are driven to clamp the two ends of the diameter of the brake disc, the length of the diameter of the brake disc is read conveniently, and the second rotating wheel is rotated to drive the sliding blocks to move downwards, so that the positioning blocks can abut against the surface of the brake disc; and the diameter and the thickness of the brake disc can be measured at the same time through one-time placement, the operation is simple, and the measurement efficiency of the brake disc can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of brake disc detection, in particular to a brake disc size measuring device. Background Art

[0002] Brake discs, also known as brake discs, are one of the most important components in the braking system of a car. The main function of brake discs is to help the car slow down or stop. They are disc-shaped structures, mainly made of materials such as gray cast iron containing chromium. The performance indicators of brake discs include thickness uniformity, surface flatness, etc., which directly affect the braking effect of the car.

[0003] The utility model patent publication number CN219869445U discloses a brake disc size detection device, including a base plate, a moving rod horizontally arranged at the top center of the base plate, and a vertical rod slidably connected to the bottom of the moving rod, one end of the vertical rod is connected to a measuring plate, one side of the bottom of the moving rod is connected to a sliding rod slidably connected to the top of the base plate, one side of the vertical rod is elastically connected to one side of the sliding rod through an elastic structure, and one side of the sliding rod is connected to a contact plate. The utility model has a reasonable structure, which is convenient for realizing rapid measurement of the size of the brake disc and facilitating positioning and placement of the brake disc, but it is not convenient for measuring the diameter of the brake disc in multiple directions, resulting in inconvenience in measuring the coaxiality of the brake disc, and the utility model lacks a method for measuring the thickness of the brake disc, so a brake disc size measuring device is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a brake disc size measuring device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a brake disc size measuring device, including a base plate, a slide groove is provided on the base plate, a movable column is slidably connected to the slide groove, a size measuring mechanism is provided on the movable column, the size measuring mechanism includes a fixed plate 1, a threaded rod 1 is rotatably connected in the fixed plate 1, a slider 1 and a slider 2 are threadedly connected on the threaded rod 1, a clamping plate is fixedly connected to the slider 1 and the slider 2, a pointer 1 is fixedly connected to the clamping plate, a scale line 1 is provided on the fixed plate 1, a limit groove is provided on the fixed plate 1, and the slider 1 and the slider 2 are both slidably connected to the limit groove.

[0006] As a further description of the above technical solution:

[0007] The first fixing plate is fixedly connected to the second fixing plate, the second fixing plate is rotatably connected to the second threaded rod, the second threaded rod is threadedly connected to a sliding block, the sliding block is fixedly connected to a lifting plate, one end of the lifting plate is fixedly connected to a positioning block, two pointers are fixedly connected to both sides of the lifting plate, and the second fixing plate is provided with two scale lines.

[0008] As a further description of the above technical solution:

[0009] One end of the threaded rod one is fixedly connected to the rotating wheel one, and one end of the threaded rod two is fixedly connected to the rotating wheel two.

[0010] As a further description of the above technical solution:

[0011] The threads of the slider 1 and the slider 2 are arranged in opposite directions.

[0012] As a further description of the above technical solution:

[0013] The bottom plate is fixedly connected with a bracket, a motor is fixedly mounted on the bracket, a small gear is fixedly connected to the output end of the motor, a shaft is rotatably connected to the bottom plate, a large gear is fixedly connected to the shaft, and the large gear is meshingly connected with the small gear.

[0014] As a further description of the above technical solution:

[0015] The top of the shaft is fixedly connected with a measuring platform, and the measuring platform is fixedly connected with a positioning column, and the positioning column is located at the center of the measuring platform.

[0016] As a further description of the above technical solution:

[0017] The second fixing plate is arranged vertically to the first fixing plate.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, by rotating the threaded rod 1, the threaded rod 1 drives the slider 1 and the slider 2 to move closer to each other, thereby driving the clamping plate to clamp from both ends of the brake disc diameter, so as to facilitate reading the length of the brake disc diameter, and by rotating the rotating wheel 2, the rotating wheel 2 drives the threaded rod 2 to rotate, thereby driving the sliding block to move downward, so that the positioning block can be against the surface of the brake disc, thereby facilitating the measurement of the thickness of the brake disc, and the diameter and thickness of the brake disc can be measured simultaneously by placing it once, the operation is simple, and it is beneficial to improve the measurement efficiency of the brake disc.

[0020] 2. In the utility model, the output end of the motor drives the small gear to rotate, and the small gear drives the measuring platform to rotate through the large gear, thereby driving the brake disc to rotate, which is convenient for measuring the diameter and thickness of the brake disc from multiple angles, thereby facilitating the calculation of the coaxiality and average thickness of the brake disc. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A three-dimensional diagram of a brake disc size measuring device proposed by the utility model Figure 1 ;

[0022] Figure 2 It is a structural schematic diagram of the dimension measuring mechanism;

[0023] Figure 3 It is a schematic diagram of the local structure on the second fixed plate;

[0024] Figure 4 A three-dimensional diagram of a brake disc size measuring device proposed by the utility model Figure 2 .

[0025] Legend:

[0026] 1. Bottom plate; 2. Slide groove; 3. Moving column; 4. Fixed plate 1; 5. Threaded rod 1; 6. Slider 1; 7. Slider 2; 8. Limiting groove; 9. Clamp; 10. Pointer 1; 11. Scale line 1; 12. Fixed plate 2; 13. Threaded rod 2; 14. Sliding block; 15. Lifting plate; 16. Positioning block; 17. Scale line 2; 18. Pointer 2; 19. Rotary wheel 2; 20. Rotary wheel 1; 21. Bracket; 22. Motor; 23. Small gear; 24. Large gear; 25. Shaft; 26. Measuring table; 27. Positioning column. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0028] Reference Figure 1-Figure 4The utility model provides an embodiment: a brake disc size measuring device, including a bottom plate 1, a slide groove 2 is provided on the bottom plate 1, a moving column 3 is slidably connected to the slide groove 2, a size measuring mechanism is provided on the moving column 3, the size measuring mechanism includes a fixed plate 14, a threaded rod 15 is rotatably connected in the fixed plate 14, a slider 16 and a slider 27 are threadedly connected on the threaded rod 15, a clamping plate 9 is fixedly connected to the slider 16 and the slider 27, a pointer 10 is fixedly connected to the clamping plate 9, a scale line 11 is provided on the fixed plate 14, a limit groove 8 is provided on the fixed plate 14, and a slider 6 and a slider 2 are threadedly connected. The first and second sliders 7 are both slidably connected to the limit groove 8, and by rotating the threaded rod 1 5, the threaded rod 1 5 drives the slider 1 6 and the slider 2 7 to move closer to each other, thereby driving the clamping plate 9 to clamp from both ends of the brake disc diameter, so as to facilitate reading the length of the brake disc diameter, and by rotating the rotating wheel 19, the rotating wheel 19 drives the threaded rod 2 13 to rotate, thereby driving the sliding block 14 to move downward, so that the positioning block 16 can be against the surface of the brake disc, thereby facilitating the measurement of the thickness of the brake disc, and the diameter and thickness of the brake disc can be measured simultaneously by placing it once, the operation is simple, and it is beneficial to improve the measurement efficiency of the brake disc.

[0029] A fixed plate 12 is fixedly connected to the fixed plate 14, a threaded rod 13 is rotatably connected to the fixed plate 12, a sliding block 14 is threadedly connected to the threaded rod 13, a lifting plate 15 is fixedly connected to the sliding block 14, one end of the lifting plate 15 is fixedly connected to a positioning block 16, two pointers 18 are fixedly connected to both sides of the lifting plate 15, a scale line 17 is provided on the fixed plate 12, one end of the threaded rod 15 is fixedly connected to a rotating wheel 10, one end of the threaded rod 13 is fixedly connected to a rotating wheel 19, the threads of the slider 16 and the slider 27 are set in reverse, a bracket 21 is fixedly connected to the bottom plate 1, a motor 22 is fixedly installed on the bracket 21, and the output of the motor 22 A small gear 23 is fixedly connected to the output end, a shaft rod 25 is rotatably connected to the bottom plate 1, a large gear 24 is fixedly connected to the shaft rod 25, the large gear 24 is meshingly connected to the small gear 23, a measuring platform 26 is fixedly connected to the top of the shaft rod 25, a positioning column 27 is fixedly connected to the measuring platform 26, the positioning column 27 is located at the center of the measuring platform 26, the fixed plate 2 12 and the fixed plate 1 4 are vertically arranged, the output end of the motor 22 drives the small gear 23 to rotate, the small gear 23 drives the measuring platform 26 to rotate through the large gear 24, thereby driving the brake disc to rotate, so as to measure the diameter and thickness of the brake disc from multiple angles, thereby facilitating the calculation of the coaxiality and average thickness of the brake disc.

[0030] Working principle: When measuring the diameter and thickness of the brake disc, the center hole of the brake disc is plugged into the positioning column 27 so that the center of the brake disc and the measuring platform 26 can be aligned, and then the movable column 3 is moved along the slide groove 2 to a position close to the brake disc, and the rotating wheel 20 is turned by hand, and the rotating wheel 20 drives the threaded rod 5 to rotate, and the threaded rod 5 drives the slider 16 and the slider 27 to move along the limit groove 8. Since the threads of the slider 16 and the slider 27 are set in opposite directions, the slider 16 and the slider 27 can move close to each other, so that the clamping plate 9 can be against the two sides of the brake disc diameter, and the diameter of the brake disc is read by the position where the pointer 10 points to the scale line 11. Length, turn the rotating wheel 19 by hand, the rotating wheel 19 drives the threaded rod 13 to rotate, the threaded rod 13 drives the sliding block 14 to move downward, the sliding block 14 drives the lifting plate 15 to move downward, so that the positioning block 16 can be against the surface of the brake disc, and the thickness of the brake disc can be read by the position of the pointer 18 on the scale line 17. The output end of the motor 22 drives the small gear 23 to rotate, and the small gear 23 drives the shaft 25 to rotate through the large gear 24, thereby driving the measuring table 26 and the brake disc on the measuring table 26 to rotate, so that the diameters at multiple angles can be measured, which is convenient for calculating the coaxiality and average thickness of the brake disc, and for measuring the thickness uniformity of the brake disc.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A brake disc size measuring device, comprising a base plate (1), characterized in that: The bottom plate (1) is provided with a slide groove (2), a movable column (3) is slidably connected to the slide groove (2), a dimension measuring mechanism is provided on the movable column (3), the dimension measuring mechanism comprises a fixed plate (4), a threaded rod (5) is rotatably connected inside the fixed plate (4), a slider (6) and a slider (7) are threadedly connected to the threaded rod (5), the slider (6) and the slider (7) are both fixedly connected with a clamping plate (9), a pointer (10) is fixedly connected to the clamping plate (9), a scale line (11) is provided on the fixed plate (4), a limiting groove (8) is provided on the fixed plate (4), and the slider (6) and the slider (7) are both slidably connected to the limiting groove (8).

2. A brake disc size measuring device according to claim 1, characterized in that: The first fixing plate (4) is fixedly connected to the second fixing plate (12), the second fixing plate (12) is rotatably connected to the second threaded rod (13), the second threaded rod (13) is threadedly connected to the sliding block (14), the sliding block (14) is fixedly connected to the lifting plate (15), one end of the lifting plate (15) is fixedly connected to a positioning block (16), two pointers (18) are fixedly connected to both sides of the lifting plate (15), and the second fixing plate (12) is provided with a second scale line (17).

3. A brake disc size measuring device according to claim 2, characterized in that: One end of the threaded rod 1 (5) is fixedly connected to a rotating wheel 1 (20), and one end of the threaded rod 2 (13) is fixedly connected to a rotating wheel 2 (19).

4. A brake disc size measuring device according to claim 1, characterized in that: The threads of the slider 1 (6) and the slider 2 (7) are arranged in opposite directions.

5. The brake disc size measuring device according to claim 1, characterized in that: The base plate (1) is fixedly connected to a bracket (21), a motor (22) is fixedly mounted on the bracket (21), a pinion (23) is fixedly connected to the output end of the motor (22), a shaft (25) is rotatably connected to the base plate (1), a large gear (24) is fixedly connected to the shaft (25), and the large gear (24) is meshingly connected to the small gear (23).

6. A brake disc size measuring device according to claim 5, characterized in that: The top of the shaft rod (25) is fixedly connected to a measuring platform (26), and a positioning column (27) is fixedly connected to the measuring platform (26), and the positioning column (27) is located at the center of the measuring platform (26).

7. A brake disc size measuring device according to claim 2, characterized in that: The second fixing plate (12) is arranged vertically to the first fixing plate (4).

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