Brake disc fastening tool

Abstract

The utility model discloses a brake disc fastening tool, which belongs to the technical field of brake disc assembly and comprises a base plate, the upper side wall of the base plate is fixedly connected with a lifting adjusting mechanism, the upper end of the lifting adjusting mechanism is hinged with a tool table, and the center of the upper side wall of the tool table is fixedly connected with a brake disc backing plate. And two fastening mechanisms which are symmetrically arranged are fixedly connected to the upper side wall of the tool table and located on the two sides of the brake disc base plate, and each fastening mechanism comprises a sliding block bottom plate fixed to the upper side wall of the tool table. According to the utility model, the two fastening mechanisms are arranged to fasten the brake disc, so that the torque requirement can be easily met when a connecting bolt is tightened by one person, the work efficiency is improved, the quality can be better guaranteed, the height of the tool table can be adjusted by arranging the lifting adjusting mechanism, the adjustment is convenient, and the practicability is high. And the structure is stably supported, so that a worker can fasten the brake disc more conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of brake disc assembly, in particular to a brake disc fastening tool. Background Art

[0002] The brake disc is the friction pair of the disc brake. In addition to the strength and rigidity required as a component, it should also have the highest and most stable friction coefficient, as well as appropriate wear resistance, heat resistance, heat dissipation and heat capacity. The brake is a component in the braking system that generates braking force to hinder the movement or movement trend of the vehicle. Except for various retarder devices, almost all automobile brakes are friction brakes that use the friction between the working surface of the fixed element and the rotating element to generate braking torque.

[0003] In the prior art, when the wheel hub and the brake disc are combined, the connecting bolts need to be tightened. At this time, due to the need to fix the brake disc and the wheel hub, the torque is too large. Even if someone helps to hold it down and one person tightens it, it is difficult to achieve the required torque. Utility Model Content

[0004] The purpose of the utility model is to provide a brake disc fastening tool to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a brake disc fastening tool, comprising a base plate, the upper side wall of the base plate is fixedly connected with a lifting and lowering adjustment mechanism, the upper end of the lifting and lowering adjustment mechanism is hingedly connected with a tooling platform, a brake disc pad is fixedly connected at the center of the upper side wall of the tooling platform, and two symmetrically arranged fastening mechanisms are fixedly connected to the upper side wall of the tooling platform on both sides of the brake disc pad;

[0006] The fastening mechanism includes a slider base plate fixed on the side wall of the workbench, the upper side wall of the slider base plate is fixedly connected with a slider groove, the inner wall of the slider groove is slidably connected with a slider, one end of the slider close to the brake disc pad is fixedly connected with a U-shaped clamp, and a limit bolt is threadedly inserted into the side wall of the slider groove, and one end of the limit bolt is tightly set against the slider.

[0007] As a further scheme of the utility model: wherein, the lifting and lowering adjustment mechanism includes a plate shell fixed on the upper side wall of the base plate, one end of the plate shell is fixedly connected to the one end of the driving mechanism is fixedly connected to a rotating rod, one end of the rotating rod penetrates into the plate shell and is fixedly connected to two symmetrically arranged worm gears, the inner wall of the plate shell is rotatably connected to two worm wheels respectively meshing with the two worm gears through two rotating shafts, two symmetrically arranged turntables are fixedly connected to the two rotating shafts, the upper ends of the four turntables are fixedly connected to a first swing arm, the upper side wall of the plate shell is provided with two open grooves, the four first swing arms are respectively passed through the two open grooves and are hingedly connected to the second swing arms, and the upper ends of the four second swing arms are hingedly connected to the lower side wall of the workbench.

[0008] As a further solution of the utility model: wherein, the driving mechanism includes a cover shell fixed at one end of the plate shell, a hand crank is inserted and rotatably connected to one side of the cover shell, one end of the hand crank passes through the cover shell and is fixedly connected to the first gear, and one end of the rotating rod is fixedly connected to the second gear meshing with the first gear.

[0009] As a further solution of the utility model: wherein, the inner wall of the plate shell is rotatably connected to the outer wall of the rotating rod through a bearing sleeve.

[0010] As a further solution of the utility model: wherein, one end of the slider away from the U-shaped clamping head is fixedly connected to a slider push rod.

[0011] As a further solution of the present invention: wherein, the slider base plate and the slider groove are detachably fixedly connected by fastening bolts.

[0012] As a further solution of the utility model: wherein, four symmetrically arranged multi-section telescopic rods are fixedly connected between the four corners of the upper side wall of the base plate and the lower side wall of the workbench.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The brake disc fastening tool is provided with two fastening mechanisms. The brake disc is placed on the brake disc pad. The slider is slid in the slider groove by the slider push rod until the U-shaped clamp is pressed against the brake disc. Then the limit bolt locks the slider. The wheel hub is placed on the brake disc, the bolt holes are aligned, and the connecting bolts are inserted to fix the brake disc and the wheel hub. In this way, one person can easily meet the torque requirements when tightening the connecting bolts. The tool improves work efficiency and can also better ensure quality.

[0015] 2. The brake disc fastening tooling is provided with a driving mechanism and a lifting and adjusting mechanism. When the hand crank is rotated, the first gear is meshed with the second gear, thereby driving the rotating rod to rotate. Since the diameter of the first gear is smaller than that of the second gear, it is more labor-saving when rotating. Since the two worms are respectively meshed with the two worm wheels, the two rotating shafts are driven to rotate in opposite directions at the same time, thereby driving the two turntables on the two rotating shafts to rotate in opposite directions, thereby driving the two groups of first swing arms to rotate, and can drive the two groups of second swing arms to swing, thereby realizing the height adjustment of the tooling table. The adjustment is convenient and the structural support is stable, making it more convenient for the staff to perform the fastening operation of the brake disc. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the fastening mechanism in the utility model;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of the base plate in the utility model;

[0019] Figure 4 It is a schematic diagram of the top cross-sectional structure of the base plate in the utility model.

[0020] The corresponding relationship between the illustrations and component names in the figure is as follows:

[0021] 1. Workbench; 2. Brake disc pad; 3. Slider bottom plate; 4. Slider slot; 5. Slider; 6. Slider push rod; 7. Fastening bolt; 8. Limit bolt; 9. U-shaped clamp; 10. Base plate; 11. Plate shell; 12. Turntable; 13. Worm; 14. Rotating shaft; 15. Worm gear; 16. Turntable; 17. First swing arm; 18. Open slot; 19. Second swing arm; 20. Cover shell; 21. Hand crank; 22. First gear; 23. Second gear; 24. Bearing sleeve; 25. Multi-section telescopic rod. DETAILED DESCRIPTION

[0022] See also Figures 1 to 4 In the practical embodiment, the brake disc fastening tooling is used to fasten the brake disc when the wheel hub and the brake disc are installed and fixed, and includes a base plate 10, the upper side wall of the base plate 10 is fixedly connected with a lifting adjustment mechanism, the upper end of the lifting adjustment mechanism is hingedly connected with a tooling platform 1, the center of the upper side wall of the tooling platform 1 is fixedly connected with a brake disc pad 2, and the upper side wall of the tooling platform 1 located on both sides of the brake disc pad 2 is fixedly connected with two symmetrically arranged fastening mechanisms;

[0023] The fastening mechanism includes a slider base plate 3 fixed to the upper side wall of the tooling table 1, the upper side wall of the slider base plate 3 is fixedly connected with a slider groove 4, the inner wall of the slider groove 4 is slidably connected with a slider 5, one end of the slider 5 close to the brake disc pad 2 is fixedly connected with a U-shaped clamp 9, the side wall of the slider groove 4 is threadedly inserted with a limit bolt 8, one end of the limit bolt 8 is tightly set against the slider 5. When in use, the brake disc is placed on the brake disc pad 2, and the slider 5 is slid in the slider groove 4 by the slider push rod 6 until the U-shaped clamp 9 is pressed against the brake disc, and then the limit bolt 8 locks the slider 5, and the wheel hub is placed on the brake disc, the bolt hole is aligned, and the connecting bolt is inserted to fix the brake disc and the wheel hub. In this way, one person can easily meet the torque requirement when tightening the connecting bolt. The tooling improves work efficiency and can also better ensure quality.

[0024] like Figure 1 , Figure 3 and Figure 4 As shown: the lifting and lowering adjustment mechanism includes a plate shell 11 fixed to the upper side wall of the base plate 10, one end of the plate shell 11 is fixedly connected to the other end of the driving mechanism is fixedly connected to the rotating rod 12, one end of the rotating rod 12 penetrates into the plate shell 11 and is fixedly connected to two symmetrically arranged worm gears 13, the inner wall of the plate shell 11 is rotatably connected to two worm wheels 15 respectively meshing with the two worm gears 13 through two rotating shafts 14, and the principle of irreversibility of the spiral pattern is utilized to achieve the purpose of locking, two symmetrically arranged rotating disks 16 are fixedly connected to the two rotating shafts 14, the upper ends of the four rotating disks 16 are fixedly connected to the first swing arms 17, the upper side wall of the plate shell 11 is provided with two opening grooves 18, and the four first swing arms 17 are respectively penetrated A second swing arm 19 is hingedly connected through the two opening slots 18, and the upper ends of the four second swing arms 19 are hingedly connected to the lower side wall of the workbench 1. When it is necessary to adjust the height of the workbench 1 according to the height requirement of the staff for installing the brake disc, the operating drive mechanism drives the rotating rod 12 to rotate. Since the two worm gears 13 are respectively engaged with the two worm wheels 15, the two rotating shafts 14 are driven to rotate in opposite directions at the same time, and then the two rotating disks 16 on the two rotating shafts 14 are driven to rotate in opposite directions, and then the two groups of first swing arms 17 are driven to rotate, which can drive the two groups of second swing arms 19 to swing, thereby realizing the height adjustment of the workbench 1. The adjustment is convenient and the structural support is stable, making it more convenient for the staff to tighten the brake disc.

[0025] like Figure 4 As shown: the driving mechanism includes a cover shell 20 fixed to one end of the plate shell 11, a hand crank 21 is inserted and rotatably connected to one side of the cover shell 20, one end of the hand crank 21 penetrates into the cover shell 20 and is fixedly connected to a first gear 22, and one end of the rotating rod 12 is fixedly connected to a second gear 23 meshing with the first gear 22. When the hand crank 21 is rotated, the first gear 22 meshes with the second gear 23, thereby driving the rotating rod 12 to rotate. Since the diameter of the first gear 22 is smaller than that of the second gear 23, it is more labor-saving when rotating.

[0026] like Figure 4 As shown: the inner wall of the plate shell 11 is rotatably connected to the outer wall of the rotating rod 12 through the bearing sleeve 24, so that the rotating rod 12 can rotate more stably.

[0027] like Figure 2 As shown: one end of the slider 5 away from the U-shaped clamp 9 is fixedly connected to the slider push rod 6, which is convenient for pushing the slider 5 to move.

[0028] like Figure 2 As shown: the slider base plate 3 and the slider groove 4 are detachably fixedly connected by fastening bolts 7, which is convenient for disassembly and maintenance.

[0029] like Figure 1 As shown: four symmetrically arranged multi-section telescopic rods 25 are fixedly connected between the four corners of the upper side wall of the base plate 10 and the lower side wall of the tooling platform 1, which can ensure the straight up and down displacement of the tooling platform 1.

[0030] Working principle: When in use, place the brake disc on the brake disc pad 2, slide the slider 5 in the slider groove 4 through the slider push rod 6 until the U-shaped clamp 9 is pressed against the brake disc, then the limit bolt 8 locks the slider 5, put the wheel hub on the brake disc, align the bolt holes, and insert the connecting bolts to fix the brake disc and the wheel hub. In this way, one person can easily meet the torque requirements when tightening the connecting bolts. This tooling improves work efficiency and can also better ensure quality;

[0031] When it is necessary to adjust the height of the workbench 1 according to the height requirements of the staff for installing the brake disc, the hand crank 21 is rotated. Since the first gear 22 is meshed with the second gear 23, the rotating rod 12 is driven to rotate. Since the diameter of the first gear 22 is smaller than that of the second gear 23, it is more labor-saving when rotating. Since the two worm gears 13 are respectively meshed with the two worm wheels 15, the two rotating shafts 14 are driven to rotate in opposite directions at the same time, and then the two rotating disks 16 on the two rotating shafts 14 are driven to rotate in opposite directions, and then the two groups of first swing arms 17 are driven to rotate, which can drive the two groups of second swing arms 19 to swing, thereby realizing the height adjustment of the workbench 1. The adjustment is convenient and the structural support is stable, making it more convenient for the staff to tighten the brake disc.

[0032] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A brake disc fastening tool, comprising a base plate (10), characterized in that: The upper side wall of the base plate (10) is fixedly connected to a lifting and adjusting mechanism, the upper end of the lifting and adjusting mechanism is hingedly connected to a tooling platform (1), a brake disc backing plate (2) is fixedly connected to the center of the upper side wall of the tooling platform (1), and two symmetrically arranged fastening mechanisms are fixedly connected to the upper side wall of the tooling platform (1) on both sides of the brake disc backing plate (2); The fastening mechanism comprises a slider base plate (3) fixed to the upper side wall of the workbench (1); the upper side wall of the slider base plate (3) is fixedly connected with a slider groove (4); the inner wall of the slider groove (4) is slidably connected with a slider (5); one end of the slider (5) close to the brake disc pad (2) is fixedly connected with a U-shaped clamp (9); a limit bolt (8) is threadedly inserted into the side wall of the slider groove (4); one end of the limit bolt (8) is tightly arranged against the slider (5).

2. The brake disc fastening tool according to claim 1, characterized in that: The lifting and lowering adjustment mechanism comprises a plate shell (11) fixed to the upper side wall of the base plate (10), one end of the plate shell (11) is fixedly connected to the other end of the driving mechanism is fixedly connected to a rotating rod (12), one end of the rotating rod (12) passes through the plate shell (11) and is fixedly connected to two symmetrically arranged worm gears (13), the inner wall of the plate shell (11) is rotatably connected to two worm wheels (15) respectively meshing with the two worm gears (13) through two rotating shafts (14), two symmetrically arranged rotating disks (16) are fixedly connected to the two rotating shafts (14), the upper ends of the four rotating disks (16) are fixedly connected to a first swing arm (17), the upper side wall of the plate shell (11) is provided with two open slots (18), the four first swing arms (17) respectively pass through the two open slots (18) and are hingedly connected to the second swing arms (19), and the upper ends of the four second swing arms (19) are hingedly connected to the lower side wall of the workbench (1).

3. The brake disc fastening tool according to claim 2, characterized in that: The driving mechanism comprises a cover shell (20) fixed to one end of the plate shell (11); a hand crank (21) is inserted into and rotatably connected to one side of the cover shell (20); one end of the hand crank (21) penetrates into the cover shell (20) and is fixedly connected to a first gear (22); one end of the rotating rod (12) is fixedly connected to a second gear (23) meshing with the first gear (22).

4. The brake disc fastening tool according to claim 2, characterized in that: The inner wall of the plate shell (11) is rotatably connected to the outer wall of the rotating rod (12) via a bearing sleeve (24).

5. The brake disc fastening tool according to claim 1, characterized in that: One end of the slider (5) away from the U-shaped clamp (9) is fixedly connected to a slider push rod (6).

6. The brake disc fastening tool according to claim 1, characterized in that: The slider base plate (3) and the slider groove (4) are detachably fixedly connected via fastening bolts (7).

7. The brake disc fastening tool according to claim 1, characterized in that: Four symmetrically arranged multi-section telescopic rods (25) are fixedly connected between the four corners of the upper side wall of the base plate (10) and the lower side wall of the tooling platform (1).

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