Brake pad polishing device

Abstract

The utility model relates to the field of brake pad devices, in particular to a brake pad polishing device which comprises a bottom plate, vertical plates are fixed to the two sides of the bottom plate, a limiting air cylinder is fixed to one of the vertical plates, a limiting plate is fixed to the tail end of a piston rod of the limiting air cylinder, and a limiting rod rotationally connected with the limiting plate is arranged on the limiting plate. A limiting block is fixed to the tail end of the limiting rod, a rotating motor is fixed to the other vertical plate, the output end of the rotating motor is connected with a positioning rod, a positioning block is fixed to the tail end of the positioning rod, a positioning air cylinder is further fixed to the vertical plate, and a positioning plate is fixed to the tail end of a piston rod of the positioning air cylinder. The positioning rod penetrates through the positioning plate and is rotationally connected with the positioning plate, a top plate is further fixed to the upper portion of the bottom plate, a lifting motor is fixed to the top plate, and a screw rod is fixed to the output end of the lifting motor. The device can polish the side face of the brake pad.

Description

Technical Field

[0001] The invention relates to the field of brake pad devices, and in particular to a brake pad grinding device. Background Art

[0002] Automobile brake pads, also known as automobile brake leathers, refer to friction materials fixed on the brake drum or brake disc that rotates with the wheel. The friction lining and friction lining block bear external pressure and generate friction to achieve the purpose of vehicle deceleration. Automobile brake pads are generally composed of steel plates, adhesive insulation layers and friction blocks. The steel plates must be painted to prevent rust. The SMT-4 furnace temperature tracker is used to detect the temperature distribution of the coating process to ensure quality. During the processing of automobile brake pads, a grinding device is required to grind the automobile brake pads.

[0003] Patent application number: CN202222661745.5 discloses a brake pad grinding mechanism with adjustment function, including an operating table, wherein supporting legs are respectively welded at the four corners of the bottom wall of the operating table, side plates are respectively welded on the opposite sides of the upper wall of the operating table, a top plate is welded between the two side plates, a grinding assembly is provided on the top plate close to the side wall of the operating table, a through hole is opened in the center of the operating table, a rotating cylinder passes through the through hole, a rotating assembly for driving the rotating cylinder to rotate is provided on the operating table, a supporting plate is welded on the bottom of the inner wall of the rotating cylinder, a cylinder 1 is fixed on the supporting plate, a connecting plate is connected to the piston rod end of the cylinder 1, guide rods are respectively hinged on the opposite sides of the upper wall of the connecting plate, a splint is hinged on the other end of the guide rod, the splint is rotatably connected to the inner wall of the rotating cylinder, a jack is opened on the splint outside the rotating cylinder, slots are respectively opened on the opposite sides of the upper wall of the rotating cylinder, and the top end of the splint slides through the slots on the same side. The cam is provided with a plurality of support plates at the top and the bottom, and a plurality of support plates are provided at the top and the bottom, respectively.

[0004] The present invention is proposed in view of the deficiencies in the prior art. Summary of the invention

[0005] The purpose of the present invention is to overcome the above-mentioned shortcomings of the prior art and provide a brake pad grinding device.

[0006] The present invention can be implemented by the following technical solutions:

[0007] The invention discloses a brake pad grinding device, comprising a bottom plate, vertical plates are fixed on both sides of the bottom plate, one of the vertical plates is fixed with a limiting cylinder, the end of the piston rod of the limiting cylinder is fixed with a limiting plate, the limiting plate is provided with a limiting rod rotatably connected to the limiting plate, the end of the limiting rod is fixed with a limiting block, a rotating motor is fixed on the other vertical plate, the output end of the rotating motor is connected to the positioning rod, the end of the positioning rod is fixed with a positioning block, a positioning cylinder is also fixed on the vertical plate, the end of the piston rod of the positioning cylinder is fixed with a positioning plate, the positioning rod passes through the positioning plate and is rotatably connected to the positioning plate, a top plate is also fixed above the bottom plate, a lifting motor is fixed on the top plate, a screw is fixed on the output end of the lifting motor, a mounting plate is provided below the top plate, a threaded pipe is fixed on the mounting plate, the end of the screw is arranged in the threaded pipe and is threadedly connected to the threaded pipe, a grinding shaft is provided on the mounting plate, the grinding shaft is driven to rotate by the grinding motor, and a grinding roller is fixed on the grinding shaft. The brake pad to be polished is placed between the positioning block and the limit block, the limit cylinder and the positioning cylinder are started, the piston rod on the positioning cylinder is extended, the piston rod on the limit cylinder is extended, the positioning block and the limit block are moved close to the brake pad, and the brake pad is fixed between the limit block and the positioning block, and the positioning rod is driven to rotate by the rotating motor, and the brake pad rotates with the positioning rod, and the screw is driven to rotate by the lifting motor. Since the screw is threadedly connected to the threaded pipe, when the screw rotates, the mounting plate moves in the direction of the screw, so that the grinding roller can move up and down with the mounting plate, and the grinding motor drives the grinding roller to rotate at high speed, and the grinding roller moves up and down, and the brake pad rotates, so that the side of the brake pad can be polished by the grinding roller, and the burrs on the brake pad can be polished clean.

[0008] Preferably, a rotating shaft is fixed to the output end of the rotating motor, a square shaft is fixed to the rotating shaft, and the end of the square shaft is arranged in the positioning rod and is slidably connected to the positioning rod. The rotating motor drives the square shaft to rotate, and since the square shaft is inserted into the positioning rod and is slidably connected to the positioning rod, after the positioning rod is driven to move by the positioning cylinder, the positioning rod is driven to rotate by the square shaft.

[0009] Preferably, a positioning frame is also provided above the bottom plate, and a mounting groove penetrating the positioning frame is provided on the positioning frame, and a plurality of support rods are fixed on the positioning frame, and the support rods all pass through the vertical plates at corresponding positions and are slidably connected with the vertical plates, and a support cylinder is also fixed on the vertical plates, and the piston rod end of the support cylinder is fixed to the positioning frame. The brake pad to be polished is inserted into the mounting groove of the positioning frame, and after the brake pad is fixed by the positioning block and the limit block, the support cylinder is started, the piston rod on the support cylinder is shortened, the positioning frame moves, the positioning frame is separated from the brake pad, and the brake pad is positioned and fixed at the specified position by the positioning frame.

[0010] Preferably, a slide rod is also fixed on the mounting plate, and the slide rod passes through the top plate and is slidably connected to the top plate.

[0011] Compared with the prior art, the present invention has the following advantages:

[0012] The device can realize the grinding roller moving up and down with the mounting plate, and the grinding motor drives the grinding roller to rotate at high speed, and the grinding roller moves up and down, and through the rotation of the brake pad, the side of the brake pad can be polished by the grinding roller to clean the burrs of the brake pad. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The specific embodiments of the present invention are further described in detail below with reference to the accompanying drawings, wherein:

[0014] Figure 1 It is a structural schematic diagram of the present invention;

[0015] In the figure: 1, bottom plate; 2, vertical plate; 3, limit cylinder; 4, limit plate; 5, limit rod; 6, limit block; 7, rotating motor; 8, rotating shaft; 9, positioning cylinder; 10, positioning plate; 11, positioning rod; 12, square shaft; 13, positioning block; 14, positioning frame; 15, mounting groove; 16, support rod; 17, support cylinder; 18, top plate; 19, lifting motor; 20, mounting plate; 21, threaded pipe; 22, screw; 23, slide rod; 24, grinding shaft; 25, grinding motor; 26, grinding roller; DETAILED DESCRIPTION

[0016] The embodiments of the present invention are described in detail below with reference to the accompanying drawings:

[0017] Embodiment 1:

[0018] like Figure 1As shown, the present embodiment discloses a brake pad grinding device, comprising a bottom plate 1, vertical plates 2 are fixed on both sides of the bottom plate 1, a limiting cylinder 3 is fixed on one of the vertical plates 2, a limiting plate 4 is fixed at the end of the piston rod of the limiting cylinder 3, a limiting rod 5 rotatably connected to the limiting plate 4 is provided on the limiting plate 4, a limiting block 6 is fixed at the end of the limiting rod 5, a rotating motor 7 is fixed on the other vertical plate 2, the output end of the rotating motor 7 is connected to the positioning rod 11, a positioning block 13 is fixed at the end of the positioning rod 11, a positioning cylinder 9 is also fixed on the vertical plate 2, and the piston of the positioning cylinder 9 A positioning plate 10 is fixed at the end of the rod, and the positioning rod 11 passes through the positioning plate 10 and is rotatably connected to the positioning plate 10. A top plate 18 is also fixed above the bottom plate 1, and a lifting motor 19 is fixed on the top plate 18. A screw 22 is fixed at the output end of the lifting motor 19. A mounting plate 20 is arranged below the top plate 18, and a threaded tube 21 is fixed on the mounting plate 20. The end of the screw 22 is arranged in the threaded tube 21 and is threadedly connected to the threaded tube 21. A grinding shaft 24 is arranged on the mounting plate 20, and the grinding shaft 24 is driven to rotate by a grinding motor 25. A grinding roller 26 is fixed on the grinding shaft 24. The brake pad to be polished is placed between the positioning block 13 and the limit block 6, the limit cylinder 3 and the positioning cylinder 9 are started, the piston rod on the positioning cylinder 9 is extended, the piston rod on the limit cylinder 3 is extended, the positioning block 13 and the limit block 6 are both moved close to the brake pad, and the brake pad is fixed between the limit block 6 and the positioning block 13, and the positioning rod 11 is driven to rotate by the rotating motor 7, and the brake pad rotates with the positioning rod 11, and the screw rod 22 is driven to rotate by the lifting motor 19. Since the screw rod 22 is threadedly connected with the threaded tube 21, when the screw 22 rotates, the mounting plate 20 moves in the direction of the screw rod 22, so that the grinding roller 26 can move up and down with the mounting plate 20, and the grinding roller 26 is driven to rotate at a high speed by the grinding motor 25, and the grinding roller 26 moves up and down, and through the rotation of the brake pad, the side of the brake pad can be polished by the grinding roller 26 to polish the burrs of the brake pad clean.

[0019] The output end of the rotary motor 7 is fixed with a rotary shaft 8, a square shaft 12 is fixed on the rotary shaft 8, and the end of the square shaft 12 is arranged in the positioning rod 11 and is slidably connected with the positioning rod 11. The rotary motor 7 drives the square shaft 12 to rotate, and since the square shaft 12 is inserted into the positioning rod 11 and is slidably connected with the positioning rod 11, after the positioning rod 11 is driven to move by the positioning cylinder 9, the positioning rod 11 is driven to rotate by the square shaft 12.

[0020] A slide bar 23 is also fixed on the mounting plate 20 , and the slide bar 23 passes through the top plate 18 and is slidably connected to the top plate 18 .

[0021] Embodiment 2:

[0022] This embodiment discloses a brake pad grinding device. On the basis of the structure and principle of the embodiment 1, a positioning frame 14 is further provided above the bottom plate 1 of this embodiment. The positioning frame 14 is provided with a mounting groove 15 that penetrates the positioning frame 14. A plurality of support rods 16 are also fixed to the positioning frame 14. The support rods 16 all pass through the vertical plates 2 at corresponding positions and are slidably connected with the vertical plates 2. A support cylinder 17 is also fixed to the vertical plates 2. The piston rod end of the support cylinder 17 is fixed to the positioning frame 14. The brake pad to be ground is inserted into the mounting groove 15 of the positioning frame 14. After the brake pad is fixed by the positioning block 13 and the limit block 6, the support cylinder 17 is started, the piston rod on the support cylinder 17 is shortened, the positioning frame 14 moves, the positioning frame 14 is separated from the brake pad, and the brake pad is positioned and fixed at a designated position by the positioning frame 14.

[0023] The above description is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, various changes, modifications, substitutions and variations can be made to these embodiments without departing from the technical principles of the present invention. These changes, modifications, substitutions and variations should also be regarded as the scope of protection of the present invention.

Claims

1. A brake pad grinding device, comprising a base plate, characterized in that: Vertical plates are fixed on both sides of the bottom plate, one of which is a vertical plate, and a limit cylinder is fixed on the end of the piston rod of the limit cylinder, a limit plate is fixed on the limit plate, a limit rod is provided on the limit plate, and a limit block is fixed on the end of the limit rod, a rotating motor is fixed on the other vertical plate, the output end of the rotating motor is connected with the positioning rod, and a positioning block is fixed on the end of the positioning rod. A positioning cylinder is also fixed on the vertical plate, and a positioning plate is fixed on the end of the piston rod of the positioning cylinder, the positioning rod passes through the positioning plate and is rotatably connected to the positioning plate. A top plate is also fixed above the bottom plate, a lifting motor is fixed on the top plate, a screw is fixed on the output end of the lifting motor, a mounting plate is provided below the top plate, a threaded pipe is fixed on the mounting plate, the end of the screw is arranged in the threaded pipe and is threadedly connected to the threaded pipe, a grinding shaft is provided on the mounting plate, the grinding shaft is driven to rotate by the grinding motor, and a grinding roller is fixed on the grinding shaft.

2. The brake pad grinding device according to claim 1, characterized in that: A rotating shaft is fixed at the output end of the rotating motor, a square shaft is fixed on the rotating shaft, and the end of the square shaft is arranged in the positioning rod and is slidably connected to the positioning rod.

3. The brake pad grinding device according to claim 1, characterized in that: A positioning frame is also arranged above the base plate, and an installation groove penetrating the positioning frame is arranged on the positioning frame. A plurality of support rods are also fixed on the positioning frame, and the support rods all pass through the vertical plates at corresponding positions and are slidably connected with the vertical plates. A support cylinder is also fixed on the vertical plates, and the end of the piston rod of the support cylinder is fixed to the positioning frame.

4. The brake pad grinding device according to claim 1, characterized in that: A slide bar is also fixed on the mounting plate, and the slide bar passes through the top plate and is slidably connected to the top plate.

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