CN210081399U

CN210081399U - Grinding machine for inner cambered surface of automobile drum brake

Info

Publication number: CN210081399U
Application number: CN201920368051.8U
Authority: CN
Inventors: 郭铁伟
Original assignee: Zhejiang Qianchu Automobile Parts Co Ltd
Current assignee: Zhejiang Qianchu Automobile Parts Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-02-18
Anticipated expiration: 2029-03-22

Abstract

The utility model relates to a brake block production technical field specifically discloses car drum brake block internal arc surface grinding machine, to current brake block through the easy error that appears of staff's handheld operation when polishing, lead to the different problem that influences product quality of degree of polishing, the scheme is presented now, comprising a base plate, the spout has been seted up along its length direction in the top of bottom plate, the inside slidable mounting of spout has the slider, adjusting device is installed at the top of slider, adjusting device's top is rotated and is connected with the disc, the second driving motor that the top fixedly connected with output shaft of disc is up, the terminal welding of output shaft of second driving motor has the pivot, the top welding of pivot has the movable block, the outside movable sleeve of movable block is equipped with the sleeve pipe. The utility model discloses not only conveniently keep the distance of grinding roller to the inner arc surface of brake block to the degree of guaranteeing to polish is the same, and it is fixed to make things convenient for the centre gripping moreover, is favorable to the sweeps to in time drop.

Description

Grinding machine for inner cambered surface of automobile drum brake

Technical Field

The utility model relates to a brake block production technical field especially relates to car drum brake block inner arc surface grinding machine.

Background

Drum brakes (Drum brakes), which are generally composed of a rotating part, a fixed part, an actuating part, and a position adjusting device. It is composed of brake bottom plate, brake cylinder, brake shoe, spring, pin and brake drum.

The existing drum brake block needs to polish the inner arc surface of the drum brake block during production, the traditional polishing mode is mainly operated by a polishing machine held by a worker, however, manual operation polishing is prone to error, the polishing degree is different, the product quality is affected, and therefore an automobile drum brake block inner arc surface grinding machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a car drum brake block inner arc surface grinding machine has solved current brake block and has passed through the easy error that appears of staff's handheld operation when polishing, leads to the different problem that influences product quality of degree of polishing.

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

an inner cambered surface grinding machine of an automobile drum brake comprises a bottom plate, wherein a sliding groove is formed in the top of the bottom plate along the length direction of the bottom plate, a sliding block is arranged in the sliding groove, an adjusting device is arranged at the top of the sliding block, a disc is rotatably connected to the top of the adjusting device, a second driving motor with an upward output shaft is fixedly connected to the top of the disc, a rotating shaft is welded at the tail end of the output shaft of the second driving motor, a movable block is welded at the top end of the rotating shaft, a sleeve is sleeved on the outer movable block, a grinding roller is welded at the top end of the sleeve, a bearing is fixedly sleeved on one side, close to the grinding roller, of the outer ring of the sleeve, a fixing plate is welded on the outer ring of the bearing, a first push rod motor with an upward output shaft is fixedly connected to the bottom of the fixing plate, the bottom of the first push rod motor, the welding of the top of backup pad has the roof, the second push rod motor that the top fixedly connected with output shaft of roof is up, the welding of the output shaft end of second push rod motor has the mounting panel, the both sides of mounting panel articulate there is the connecting rod, the one end that the mounting panel was kept away from to the connecting rod articulates there is the push-and-pull plate, clamping device is installed to the bottom of push-and-pull plate.

Preferably, the adjusting device comprises a supporting block, a screw rod and a first driving motor, the bottom of the supporting block is welded with the sliding block, the screw rod is sleeved on the internal thread of the supporting block, the first driving motor is fixedly connected to one end, far away from the supporting plate, of the screw rod, and the first driving motor is connected with the bottom plate through a bolt.

Preferably, clamping device includes first splint, spring and second splint, the top and the push-and-pull plate welding of first splint, two one side that first splint are close to each other all is connected with a plurality of springs, the one end that first splint were kept away from to the spring is connected with the second splint, two one side that second splint are close to each other all bonds there is the slipmat.

Preferably, two mounting holes are formed in the top plate along the length direction of the top plate, a horizontally arranged guide rod is welded to the inner wall of each mounting hole, a guide hole is formed in the push-pull plate, and the guide rod penetrates through the guide hole.

Preferably, the second driving motor and the first push rod motor are both connected with the disc through bolts, and the second push rod motor is also connected with the top plate through bolts.

Preferably, the cross sections of the movable block and the sleeve are both square structures, a cushion pad is bonded to the bottom of the top plate, and a handle is welded to one side of the top of the disc.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an installation second driving motor, the pivot, the movable block, a bearing, the sleeve pipe, polish the roller, fixed plate and first push rod motor isotructure, wherein second driving motor polish the roller and rotate, thereby can utilize the roller of polishing to polish the interior cambered surface of brake block and operate, and first push rod motor can control the degree of depth that the roller of polishing stretched into the brake block, and rotate the disc through handheld handle, then with just can make the roller of polishing polish along the interior cambered surface of brake block, thereby guaranteed the distance unanimity to the interior cambered surface, avoid appearing polishing the degree difference, be favorable to the production quality of product;

2. the utility model discloses an installation second push rod motor, mounting panel, connecting rod, push-and-pull board, first splint, second splint and spring isotructure, wherein the second push rod motor drives the push-and-pull board and is close to each other to make the push-and-pull board drive first splint and second splint and be close to each other, just so can hold the brake block through the second splint, thereby make things convenient for the brake block to fix and polish, and the sweeps that produce in addition to polish can drop out in time, can not influence the staff and look over the clearance of polishing;

in conclusion, the device is novel in design, and easy operation not only conveniently keeps the distance of grinding roller to the inner arc surface of brake block to guarantee that the degree of polishing is the same, but also makes things convenient for the centre gripping fixed, is favorable to the sweeps to drop in time.

Drawings

FIG. 1 is a schematic front view of a grinder for inner arc surfaces of an automobile drum brake pad provided by the present invention;

FIG. 2 is a schematic structural diagram of a first push rod motor of the grinder for inner arc surfaces of automobile drum brakes according to the present invention in front view;

fig. 3 is the utility model provides a structural schematic is overlooked to roof of car drum brake block inner arc surface grinding machine.

In the figure: the device comprises a base plate 1, a sliding groove 2, a sliding block 3, a supporting block 4, a screw rod 5, a first driving motor 6, a disc 7, a second driving motor 8, a rotating shaft 9, a sleeve 10, a movable block 11, a grinding roller 12, a bearing 13, a fixed plate 14, a first push rod motor 15, a supporting plate 16, a top plate 17, a mounting hole 18, a guide rod 19, a second push rod motor 20, a mounting plate 21, a connecting rod 22, a push-pull plate 23, a first clamping plate 24, a spring 25 and a second clamping plate 26.

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. 1-3, an inner arc surface grinding machine for an automobile drum brake pad comprises a bottom plate 1, a chute 2 is arranged at the top of the bottom plate 1 along the length direction of the bottom plate, a slide block 3 is slidably arranged inside the chute 2, an adjusting device is arranged at the top of the slide block 3, a disc 7 is rotatably connected at the top of the adjusting device, a second driving motor 8 with an upward output shaft is fixedly connected at the top of the disc 7, a rotating shaft 9 is welded at the tail end of the output shaft of the second driving motor 8, a movable block 10 is welded at the top end of the rotating shaft 9, a sleeve 11 is movably sleeved outside the movable block 10, a grinding roller 12 is welded at the top end of the sleeve 11, a bearing 13 is fixedly sleeved at one side of the outer ring of the sleeve 11 close to the grinding roller 12, a fixing plate 14 is welded at the outer ring of the bearing 13, one side that first push rod motor 15 was kept away from to second driving motor 8 is equipped with the backup pad 16 with the top welding of bottom plate 1, the top welding of backup pad 16 has roof 17, the second push rod motor 20 that the top fixedly connected with output shaft of roof 17 is up, the terminal welding of output shaft of second push rod motor 20 has mounting panel 21, the both sides of mounting panel 21 articulate has connecting rod 22, the one end that mounting panel 21 was kept away from to connecting rod 22 articulates there is push-and-pull board 23, clamping device is installed to the bottom of push-and-pull board 23.

The adjusting device comprises a supporting block 4, a screw rod 5 and a first driving motor 6, the bottom of the supporting block 4 is welded with a sliding block 3, the screw rod 5 is sleeved on the internal thread of the supporting block 4, one end, far away from a supporting plate 16, of the screw rod 5 is fixedly connected with the first driving motor 6, the first driving motor 6 is connected with a bottom plate 1 through a bolt, the clamping device comprises a first clamping plate 24, a spring 25 and a second clamping plate 26, the top of the first clamping plate 24 is welded with a push-pull plate 23, one side, close to each other, of each of the two first clamping plates 24 is connected with a plurality of springs 25, one end, far away from the first clamping plate 24, of each of the springs 25 is connected with the second clamping plate 26, one side, close to each of the two second clamping plates 26, is bonded with an anti-slip mat, two mounting holes 18 are formed in the top plate 17 along the length direction of the inside, and the guide rod 19 runs through the guide hole, the second driving motor 8 and the first push rod motor 15 are both connected with the disc 7 through bolts, the second push rod motor 20 is also connected with the top plate 17 through bolts, the cross sections of the movable block 10 and the sleeve 11 are both of a square structure, a cushion pad is bonded at the bottom of the top plate 17, and a handle is welded on one side of the top of the disc 7.

In this embodiment, first, the first driving motor 6 drives the screw rod 5 to rotate, the screw rod 5 rotates to change the position of the supporting block 4, thereby changing the position of the polishing roller 12, the second driving motor 12 drives the movable block 10 to rotate through the rotating shaft 9, the movable block 10 drives the sleeve 11 and the polishing roller 12 to rotate, thereby polishing the inner arc surface of the brake pad by using the polishing roller 12, the first push rod motor 15 controls the depth of the polishing roller 12 extending into the brake pad, and the disc 7 is rotated by holding the handle, thereby polishing the polishing roller 12 along the inner arc surface of the brake pad, thereby ensuring the distance between the inner arc surface to be consistent, avoiding different polishing degrees, facilitating the production quality of the product, the second push rod motor 20 drives the mounting plate 21 to move upwards, the mounting plate 21 pulls the connecting rod 22 to move, the connecting rod 22 pulls the push-pull plates 23 to approach each other, thereby make the push-and-pull plate 23 drive first splint 24 and second splint 26 and be close to each other, just so can grasp the brake block through second splint 26 to make things convenient for the brake block to fix and polish, the sweeps that produce of polishing moreover can in time drop out, can not influence the staff and look over the clearance of polishing.

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. Grinding machine for inner cambered surfaces of automobile drum brake pads comprises a base plate (1) and is characterized in that a sliding groove (2) is formed in the top of the base plate (1) along the length direction of the base plate, a sliding block (3) is arranged inside the sliding groove (2), an adjusting device is arranged at the top of the sliding block (3), a disc (7) is rotatably connected to the top of the adjusting device, a second driving motor (8) with an upward output shaft is fixedly connected to the top of the disc (7), a rotating shaft (9) is welded at the tail end of the output shaft of the second driving motor (8), a movable block (10) is welded at the top end of the rotating shaft (9), a sleeve (11) is sleeved on the outer movable block of the movable block (10), a grinding roller (12) is welded at the top end of the sleeve (11), and a bearing (13) is fixedly sleeved on one side, close to, a fixed plate (14) is welded on the outer ring of the bearing (13), a first push rod motor (15) with an upward output shaft is fixedly connected to the bottom of the fixed plate (14), the bottom of the first push rod motor (15) is fixedly connected with the disc (7), a supporting plate (16) welded with the top of the bottom plate (1) is arranged on one side of the second driving motor (8) far away from the first push rod motor (15), a top plate (17) is welded at the top of the supporting plate (16), a second push rod motor (20) with an upward output shaft is fixedly connected at the top of the top plate (17), the tail end of the output shaft of the second push rod motor (20) is welded with a mounting plate (21), the two sides of the mounting plate (21) are hinged with connecting rods (22), one end, away from the mounting plate (21), of each connecting rod (22) is hinged with a push-pull plate (23), and a clamping device is installed at the bottom of each push-pull plate (23).

2. The grinding machine for the inner cambered surface of the drum brake of the automobile as claimed in claim 1, characterized in that the adjusting device comprises a supporting block (4), a screw rod (5) and a first driving motor (6), the bottom of the supporting block (4) is welded with the slider (3), the screw rod (5) is sleeved on the internal thread of the supporting block (4), the first driving motor (6) is fixedly connected to one end of the screw rod (5) far away from the supporting plate (16), and the first driving motor (6) is connected with the bottom plate (1) through a bolt.

3. The grinding machine for inner arc surfaces of automobile drum brake linings according to claim 1, characterized in that the clamping device comprises a first clamping plate (24), a spring (25) and a second clamping plate (26), the top of the first clamping plate (24) is welded with a push-pull plate (23), a plurality of springs (25) are connected to the sides of the two first clamping plates (24) close to each other, a second clamping plate (26) is connected to the end, far away from the first clamping plate (24), of the spring (25), and a non-slip mat is bonded to the side of the two second clamping plates (26) close to each other.

4. The grinding machine for inner cambered surfaces of automobile drum brake linings according to claim 1, characterized in that two mounting holes (18) are formed in the top plate (17) along the length direction of the top plate, a horizontally arranged guide rod (19) is welded to the inner wall of each mounting hole (18), a guide hole is formed in the push-pull plate (23), and the guide rod (19) penetrates through the guide hole.

5. The grinder for inner cambered surfaces of automobile drum brake linings according to claim 1, characterized in that the second driving motor (8) and the first push rod motor (15) are both connected with the disc (7) through bolts, and the second push rod motor (20) is also connected with the top plate (17) through bolts.

6. The grinder for the inner cambered surface of the drum brake of the automobile as claimed in claim 1, characterized in that the cross sections of the movable block (10) and the sleeve (11) are both square structures, the bottom of the top plate (17) is bonded with a cushion pad, and one side of the top of the disc (7) is welded with a handle.