CN221666840U - Brake disc flatness detection tool - Google Patents

Abstract

The utility model discloses a brake disc flatness detection tool, which relates to the technical field of detection tools and comprises a base, wherein a fixing frame is fixedly arranged at the top of the base, a supporting rod is rotatably arranged on the fixing frame, a supporting disc for placing a brake disc is arranged at the top end of the supporting rod, a positioning disc for clamping the brake disc is arranged above the supporting disc, a sliding seat is slidably arranged on the base, a detection frame is fixedly arranged on the sliding seat, and a dial indicator is arranged on the detection frame. According to the design scheme, the supporting rod is rotatably arranged on the fixing frame, the supporting disc is welded at the top end of the supporting rod, the brake disc is placed on the supporting disc and is pressed and positioned through the positioning disc, then the gauge needle of the dial indicator is pressed on the brake disc by adjusting the position of the detection frame, the brake disc is rotated by rotating the supporting rod, the flatness of the brake disc is detected through the dial indicator, and therefore the surface of the brake disc is prevented from being scratched in the detection process, and the quality of products is further guaranteed.

Description

A brake disc flatness detection tool

Technical Field

The utility model relates to the technical field of inspection tools, in particular to a brake disc flatness inspection tool.

Background Art

At present, brake discs are mostly used in automobiles, electric vehicles and bicycles. The brake pads and brake discs are used together to hold the brake discs tightly. The brake discs rotate at high speed when in use. Therefore, during the production and processing of brake discs, there are high requirements for the overall strength and flatness of the side walls of the brake discs. After the existing brake discs are processed, they will be inspected by staff. The staff use the method of visual inspection with a ruler to ensure the flatness of the side walls of the brake discs. The staff use the method of visual inspection with a ruler to inspect the flatness of the brake pads, which cannot accurately measure the flatness of the brake pads. In addition, the manual method is inefficient and not conducive to the batch inspection of brake discs, which needs to be improved urgently.

CN 217900736 U discloses a brake disc flatness detection tool, including a fixed frame, a fixed plate is arranged on the fixed frame, a side of the fixed plate away from the fixed frame is adjustably connected to an adjustment plate, the two sides of the adjustment plate and the fixed plate close to each other are kept parallel, and a detection cavity for detecting the brake disc is formed between the adjustment plate and the fixed plate, and a plurality of adjustment parts for adjusting the distance between the adjustment plate and the fixed plate are arranged on the adjustment plate. The detection cavity formed by the fixed plate and the adjustment plate of the above-mentioned detection tool can not only detect the flatness of the brake disc surface more accurately, but also improve the efficiency of detecting the brake disc. However, when the above-mentioned detection tool is detecting, the brake disc will be in close contact with the inner wall of the detection cavity, which is easy to scratch the surface of the brake disc during the detection process, affecting the quality of the product.

Utility Model Content

In order to overcome the above-mentioned defects existing in the prior art, the utility model provides a brake disc flatness detection tool.

The technical solution adopted by the utility model to solve its technical problems is: a brake disc flatness detection tool, comprising a base, a fixing frame is fixedly installed on the top of the base, a support rod is rotatably installed on the fixing frame, a support plate for placing the brake disc is provided on the top of the support rod, a positioning plate for clamping the brake disc is provided above the support plate, a slide seat is slidably installed on the base, a detection frame is fixedly installed on the slide seat, and a micrometer is installed on the detection frame.

Furthermore, a hand wheel is rotatably mounted on the side wall of the base, a first bevel gear is fixedly mounted on the end of the rotating shaft of the hand wheel, a second bevel gear is fixedly mounted on the bottom end of the support rod, and the first bevel gear is meshed with the second bevel gear.

Furthermore, a countersunk hole is provided at the top axis of the positioning plate, a fastening bolt is inserted into the countersunk hole, and a threaded hole matching with the fastening bolt is provided at the top axis of the supporting plate.

Furthermore, a first conical surface is provided at one end of the support plate close to the positioning plate, and a second conical surface is provided at one end of the positioning plate close to the support plate.

Furthermore, T-shaped sliders are fixedly installed on the front and rear sides of the bottom of the slide seat, and a T-shaped slide groove matching the T-shaped slider is opened on the base. A positioning bolt is provided between the two groups of T-shaped sliders. The positioning bolts are installed on the slide seat, and a screw cap is provided on the top of the positioning bolt. The bottom end of the positioning bolt passes through the slide seat and abuts against the top surface of the base.

Further, the detection frame includes a square column, which is fixedly mounted on a slide seat, a first slider is slidably mounted on the square column, a first fixing bolt is cooperatively mounted on the front side wall of the first slider, an adjusting column is fixedly mounted on the right side wall of the first slider, a second slider is slidably mounted on the adjusting column, a second fixing bolt is cooperatively mounted on the top wall of the second slider, and a micrometer is cooperatively mounted on the front side wall of the second slider.

The beneficial effect of the utility model is that the design scheme of the utility model is designed through a support rod rotatably installed on the fixed frame, a support plate is welded to the top of the support rod, the brake disc is placed on the support plate, and the brake disc is pressed and positioned by the positioning plate, and then the position of the detection frame is adjusted to press the needle of the micrometer on the brake disc, the brake disc is rotated by rotating the support rod, and the flatness of the brake disc is detected by the micrometer, thereby avoiding scratching the surface of the brake disc during the detection process, thereby ensuring the quality of the product.

BRIEF DESCRIPTION OF THE DRAWINGS

The utility model is further described below in conjunction with the accompanying drawings and embodiments.

FIG1 is a schematic diagram of the three-dimensional structure of the utility model;

Figure 2 is a front view of the utility model;

Fig. 3 is a top view of the utility model;

Fig. 4 is a schematic diagram of the cross-sectional structure along the A-A direction in Fig. 3;

FIG. 5 is a schematic structural diagram of a positioning plate of the utility model.

In the figure: 1. base, 2. fixing frame, 3. support rod, 4. support plate, 41. threaded hole, 42. first cone surface, 5. positioning plate, 51. countersunk hole, 52. second cone surface, 6. fastening bolt, 7. handwheel, 8. first bevel gear, 9. second bevel gear, 10. slide seat, 11. T-type slide block, 12. T-type slide groove, 13. positioning bolt, 14. screw cap, 15. square column, 16. first slide block, 17. first fixing bolt, 18. adjusting column, 19. second slide block, 20. second fixing column, 21. micrometer, 22. brake disc.

DETAILED DESCRIPTION

In order to more clearly illustrate the technical solution of the utility model, the utility model is further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on this drawing and embodiment, which all belong to the protection scope of the utility model.

As shown in Figures 1-5, a brake disc flatness detection tool includes a base 1, a fixing frame 2 is fixedly installed on the top of the base 1 by bolts, a support rod 3 is rotatably installed on the fixing frame 2 through a bearing, a support plate 4 for placing a brake disc 22 is welded to the top of the support rod 3, a positioning plate 5 for clamping the brake disc 22 is provided above the support plate 4, a slide seat 10 is slidably installed on the base 1, a detection frame is fixedly installed on the slide seat 10, and a micrometer 21 is installed on the detection frame.

In this embodiment, a handwheel 7 is rotatably mounted on the side wall of the base 1 through a bearing, a first bevel gear 8 is fixedly mounted on the end of the rotating shaft of the handwheel 7, a second bevel gear 9 is fixedly mounted on the bottom end of the support rod 3, and the first bevel gear 8 is meshed with the second bevel gear 9. The staff rotates the handwheel 7 to rotate the first bevel gear 8, and drives the support rod 3 to rotate while being fixed under the cooperation of the first bevel gear 8 and the second bevel gear 9.

In this embodiment, a countersunk hole 51 is provided at the top axis of the positioning plate 5, and a fastening bolt 6 is inserted into the countersunk hole 51. A threaded hole 41 matching with the fastening bolt 6 is provided at the top axis of the support plate 4. The fastening bolt 6 is installed in the threaded hole 41. The brake disc 22 is placed between the support plate 4 and the positioning plate 5, and the brake disc 22 is clamped and fixed by tightening the fastening bolt 6.

In this embodiment, a first conical surface 42 is provided at one end of the support plate 4 close to the positioning plate 5, and a second conical surface 52 is provided at one end of the positioning plate 5 close to the support plate 4. The first conical surface 42 and the second conical surface 52 are respectively abutted against the ends of the center hole of the brake disc 22, so that the axis of the brake disc 22 is colinear with the axis of the support rod 3.

In this embodiment, T-shaped sliders 11 are fixedly installed on the front and rear sides of the bottom of the slide 10, and a T-shaped groove 12 matching the T-shaped slider 11 is opened on the base 1. A positioning bolt 13 is provided between the two groups of T-shaped sliders 11. The positioning bolt 13 is installed on the slide 10 through threaded cooperation. A screw cap 14 is provided on the top of the positioning bolt 13. The bottom end of the positioning bolt 13 passes through the slide 10 and abuts against the top surface of the base 1. The T-shaped slider 11 of the slide 10 is slidably installed in the T-shaped groove 12 of the base 1, and the slide 10 is fixed on the base 1 by tightening the positioning bolt 13.

In this embodiment, the detection frame includes a square column 15, which is fixedly installed on the slide 10. A first slider 16 is slidably installed on the square column 15. A first fixing bolt 17 is installed on the front side wall of the first slider 16 by threaded cooperation. The first slider 16 is positioned by tightening the first fixing bolt 17. An adjusting column 18 is fixedly installed on the right side wall of the first slider 16. A second slider 19 is slidably installed on the adjusting column 18. A second fixing column 20 is installed on the top wall of the second slider 19 by threaded cooperation. The second slider 19 is positioned by tightening the second fixing bolt 20. A micrometer 21 is installed on the front side wall of the second slider 19. When the brake disc 22 is detected, the position of the micrometer 21 can be flexibly adjusted according to the position of the brake disc 22.

The specific use process of the utility model is as follows: first, the brake disc 22 is placed on the supporting disc 4, and then the positioning disc 5 is placed on the brake disc 22, and the fastening bolts 6 are tightened. The brake disc 22 is clamped and positioned by the cooperation of the positioning disc 5 and the supporting disc 4. After the positioning of the brake disc 22 is completed, the position of the detection frame is adjusted so that the needle of the micrometer 21 is pressed on the brake disc 22. The staff drives the support rod 3 to rotate by turning the handwheel 7, and the brake disc 22 will rotate synchronously with the support rod 3. At this time, the flatness of the brake disc 22 can be detected by the micrometer 21, so as to avoid scratching the surface of the brake disc during the detection process, thereby ensuring the quality of the product.

The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.

Claims (6)

1. Brake disc roughness detects frock, including base (1), its characterized in that: the top fixed mounting of base (1) has mount (2), rotate on mount (2) and install and be used for bracing piece (3), the top of bracing piece (3) is equipped with supporting disk (4) that are used for placing brake disc (22), the top of supporting disk (4) is equipped with positioning disk (5) that are used for centre gripping brake disc (22), slidable mounting has slide (10) on base (1), fixed mounting has the detection frame on slide (10), install amesdial (21) on the detection frame.

2. The brake disc flatness detection tool according to claim 1, characterized in that a hand wheel (7) is rotatably mounted on the side wall of the base (1), a first bevel gear (8) is fixedly mounted at the end part of a rotating shaft of the hand wheel (7), a second bevel gear (9) is fixedly mounted at the bottom end of the supporting rod (3), and the first bevel gear (8) is meshed with the second bevel gear (9).

3. The brake disc flatness detection tool according to claim 2, characterized in that a countersunk hole (51) is formed in the top axis of the positioning disc (5), a fastening bolt (6) is inserted into the countersunk hole (51), and a threaded hole (41) matched with the fastening bolt (6) is formed in the top axis of the supporting disc (4).

4. A brake disc flatness detection tool according to claim 3, characterized in that a first conical surface (42) is arranged at one end of the support disc (4) close to the positioning disc (5), and a second conical surface (52) is arranged at one end of the positioning disc (5) close to the support disc (4).

5. The brake disc flatness detection tool according to claim 1, characterized in that the front and rear sides of the bottom of the sliding seat (10) are fixedly provided with T-shaped sliding blocks (11), the base (1) is provided with T-shaped sliding grooves (12) matched with the T-shaped sliding blocks (11), two groups of positioning bolts (13) are arranged between the T-shaped sliding blocks (11), the positioning bolts (13) are installed on the sliding seat (10) in a matched mode, the top ends of the positioning bolts (13) are provided with screwing caps (14), and the bottom ends of the positioning bolts (13) penetrate through the sliding seat (10) to be in butt joint with the top surface of the base (1).

6. The brake disc flatness detection tool according to claim 5, characterized in that the detection frame comprises a square column (15), the square column (15) is fixedly mounted on the sliding seat (10), a first sliding block (16) is slidingly mounted on the square column (15), a first fixing bolt (17) is mounted on the front side wall of the first sliding block (16) in a matched manner, an adjusting column (18) is fixedly mounted on the right side wall of the first sliding block (16), a second sliding block (19) is slidingly mounted on the adjusting column (18), a second fixing bolt is mounted on the top wall of the second sliding block (19) in a matched manner, and a dial indicator (21) is mounted on the front side wall of the second sliding block (19) in a matched manner.