CN211220104U

CN211220104U - Polishing device for brake pad

Info

Publication number: CN211220104U
Application number: CN201921975645.1U
Authority: CN
Inventors: 华斌; 谢勤慧; 倪锡均
Original assignee: Wuxi Yuanheng Machinery Manufacturing Co ltd
Current assignee: Wuxi Yuanheng Machinery Manufacturing Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-11
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a be used for brake block grinding device, the on-line screen storage device comprises a base, base one side top welding has the motor, and the motor has the dwang through the coupling joint, the dwang has first stripper plate in the welding of motor opposition one end, and first stripper plate corner opens there is the round hole, base opposite side top level has the baffle in the welding of motor, and the baffle corresponds the position in the dwang and opens there is the round hole, and the welding of round hole inner wall has the bearing. The utility model discloses a needle device of polishing is owing to there is very big rotatable angle to obtained high degree of freedom, can polish at brake block one side arbitrary position, and the needle of polishing is made by the high-speed steel that contains cobalt, and hardness is high, is applicable to the brake block of polishing, through polish out on the brake block with the wire casing of brake disc looks adaptation the needle of polishing can let the better faster running-in of new brake disc, and brake performance is more excellent.

Description

Polishing device for brake pad

Technical Field

The utility model relates to a grinding device technical field especially relates to a be used for brake block grinding device.

Background

In the brake system of an automobile, the brake pad is the most critical part, the performance of the brake pad is directly related to the braking performance of the automobile, a chamfer is reserved for the delivery of the general brake pad, besides the chamfer, the edge position of the whole friction surface needs to be polished, and the process is actually noise matching. Because the old brake block and the brake disc are rubbed for many times, a certain shape complementation is formed between the old brake block and the brake disc, namely, the old brake block is engraved with a groove belonging to the old brake block on the brake disc. Although the brake pad is not easily distinguished by eyes, after the brake pad is replaced, a certain friction noise exists. Therefore, the new brake pad can be completely clamped into the brake disc groove left before through polishing corners and carving out the groove matched with the corners, noise can not be generated, and meanwhile, enough braking force is ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a polishing device for brake pads.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a polishing device for a brake pad comprises a base, wherein a motor is welded at the top of one side of the base, the motor is connected with a rotating rod through a coupler, a first extrusion plate is welded at one end of the rotating rod opposite to the motor, round holes are arranged at the corners of the first extrusion plate, a baffle plate is welded on the top of the other side of the base horizontally to the motor, and the baffle plate is provided with a round hole at the corresponding position of the rotating rod, the inner wall of the round hole is welded with a bearing, the inner wall of the bearing is sleeved with a support rod, and one end of the brace rod close to the rotating rod is welded with a second extrusion plate, the second extrusion plate is provided with a matched threaded hole at the position corresponding to the hole formed on the first extrusion plate, and a brake pad is clamped between the first extrusion plate and the second extrusion plate, a hole is arranged on the top of the baffle plate along the horizontal direction of the motor, and a C-shaped support is inserted in the hole, a round bar is welded at the tail end of the C-shaped support, and the outer wall of the round bar is sleeved with a grinding needle device.

Preferably, the first extrusion plate and the second extrusion plate are connected through a bolt in the middle of the oppositely clamped brake pad, and the bolt penetrates through and is screwed down from the first extrusion plate, the brake pad and the second extrusion plate in sequence.

Preferably, the inner wall of the bearing is connected with the outer wall of the stay bar in a sliding manner.

Preferably, the polishing needle device internally comprises a sleeve, the polishing needle is sleeved in the sleeve, a threaded hole is formed in the top of one end of the sleeve, a knob handle is screwed in the threaded hole, a small base is welded at the bottom of the sleeve, and a round hole is formed in the middle of the small base.

Preferably, the grinding pin is made of cobalt-containing high speed steel.

Preferably, the C-shaped bracket inserted on the baffle can rotate by 30-330 degrees by taking the insertion point as a center, and the grinding needle device sleeved on the C-shaped bracket can rotate by 0-360 degrees.

The utility model has the advantages that:

1. the polishing needle device has a large rotatable angle, so that high degree of freedom is obtained, any part on one surface of the brake pad can be polished, and the polishing needle is made of cobalt-containing high-speed steel, has high hardness and is suitable for polishing the brake pad.

2. The novel brake disc can be better and faster in running-in through the grinding needle which grinds the wire groove matched with the brake disc on the brake disc, and the brake performance is more excellent.

3. Through the cooperation of first stripper plate and second stripper plate can let the firm centre gripping of brake block accept to polish in the middle of grinding device.

Drawings

Fig. 1 is a schematic structural view of a polishing device for a brake pad provided by the present invention;

fig. 2 is a schematic view of a structure of the clamping brake pad overlooking for the brake pad polishing device provided by the utility model.

Fig. 3 is the utility model provides a polish needle device schematic structure for brake block grinding device.

Fig. 4 is the utility model provides a needle of polishing and brake block contact surface device schematic structure for brake block grinding device.

In the figure: the polishing machine comprises a base 1, a motor 2, a rotating rod 3, a first extrusion plate 4, a brake pad 5, a second extrusion plate 6, a polishing needle device 7, a support rod 8, a C-shaped support 9, a bearing 10, a baffle 11, a polishing needle 12, a sleeve 13, a round hole 14 and a knob handle 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a polishing device for brake pads comprises a base 1, wherein a motor 2 is welded at the top of one side of the base 1, the motor 2 is connected with a rotating rod 3 through a coupler, the rotating rod 3 is welded at one opposite end of the motor 2 and is provided with a first extrusion plate 4, a round hole is arranged at the corner of the first extrusion plate 4, a baffle 11 is welded at the top of the other side of the base 1 and is horizontal to the motor, the baffle 11 is provided with a round hole at the corresponding position of the rotating rod 3, a bearing 10 is welded at the inner wall of the round hole, a support rod 8 is sleeved on the inner wall of the bearing 10, the inner wall of the bearing 10 is connected with the outer wall of the support rod 8 in a sliding manner, a second extrusion plate 6 is welded at the end of the support rod 8 close to the rotating rod 3, the second extrusion plate 6 is provided with a threaded hole matched with the corresponding position, the middle of the brake pad 5 clamped by the first extrusion plate 4 and the second extrusion plate 6 is connected through a bolt, the bolt sequentially penetrates through the first extrusion plate 4, the brake pad 5 and the second extrusion plate 6 to be screwed, the top of the baffle plate 11 is provided with a hole along the horizontal direction of the motor 2, a C-shaped support 9 is inserted in the hole, the tail end of the C-shaped support 9 is welded with a round bar, the outer wall of the round bar is sleeved with a grinding needle device 7, the grinding needle device 7 comprises a sleeve 13, a grinding needle 12 is sleeved in the sleeve 13, the grinding needle 12 is made of high-speed steel containing cobalt, the top of one end of the sleeve 13 is provided with a threaded hole, a knob handle 15 is screwed in the threaded hole, the bottom of the sleeve 13 is welded with a small base, a round hole 14 is formed in the middle of the small base, the C-shaped support 9 inserted in the baffle plate 11 can rotate by taking an insertion point as a central rotation angle of 30-330 degrees, and the grinding needle device 7 sleeved on the C-shaped bracket 9 can rotate by 0-360 degrees.

The working principle is as follows: the brake block that will need to be changed is taken out, the quantity utensil is measured and is needed the brake block surface wire casing distance of changing the brake block and measure, mark the wire casing that measures to new brake block 5 again, put into between first stripper plate 4 and the second stripper plate 6 brake block 5, screw up the bolt, fix brake block 5 to grinding device on, the position of adjusting the brake block 5 mark before 12 of polishing needle aligns the syringe needle again, start motor 2, polish out the wire casing on the brake block 5 one by one, close motor 2 and cut off the power supply, adjust polishing needle device 7 to suitable position, unscrew the bolt, treat and take out brake block 5 after the brake block cools off 5.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A polishing device for brake pads comprises a base (1) and is characterized in that a motor (2) is welded at the top of one side of the base (1), the motor (2) is connected with a rotating rod (3) through a coupler, the rotating rod (3) is welded at one opposite end of the motor (2) to form a first extrusion plate (4), round holes are formed in corners of the first extrusion plate (4), a baffle (11) is welded at the top of the other side of the base (1) horizontally to the motor, the baffle (11) is provided with the round holes at the corresponding position of the rotating rod (3), a bearing (10) is welded on the inner wall of the round hole, a support rod (8) is sleeved on the inner wall of the bearing (10), a second extrusion plate (6) is welded at one end of the support rod (8) close to the rotating rod (3), and a threaded hole matched with a threaded hole is formed in the second extrusion plate (6) at the corresponding, and brake block (5) are to pressing from both sides to in the middle of first stripper plate (4) and the second stripper plate, baffle (11) top is opened porosely along motor (2) horizontal direction, and downthehole grafting has "C" shape support (9), the welding of "C" shape support (9) end has the pole, and the pole outer wall cup joints and has polished needle device (7).

2. The brake pad grinding device according to claim 1, wherein the first pressing plate (4) and the second pressing plate (6) are connected with each other through a bolt in the middle of the brake pad (5) clamped in pair, and the bolt penetrates through and is screwed down from the first pressing plate (4), the brake pad (5) and the second pressing plate (6) in sequence.

3. A device for grinding brake pads according to claim 1, characterized in that the inner wall of the bearing (10) is slidably connected with the outer wall of the stay (8).

4. The brake pad grinding device as claimed in claim 1, wherein the grinding needle device (7) comprises a sleeve (13), the grinding needle (12) is sleeved in the sleeve (13), a threaded hole is formed in the top of one end of the sleeve (13), a knob handle (15) is screwed in the threaded hole, a small base is welded to the bottom of the sleeve (13), and a round hole (14) is formed in the middle of the small base.

5. A sanding device for brake pads according to claim 1, characterized in that the sanding needle (12) is made of cobalt-containing high speed steel.

6. The grinding device for the brake pad as claimed in claim 1, characterized in that the C-shaped bracket (9) inserted on the baffle (11) can rotate by an angle of 30-300 degrees with the insertion point as the center, and the grinding needle device (7) sleeved on the C-shaped bracket (9) can rotate by an angle of 0-360 degrees.