CN110666641A

CN110666641A - Outer arc grinding machine for automobile drum brake pad

Info

Publication number: CN110666641A
Application number: CN201911090888.1A
Authority: CN
Inventors: 罗加斌; 金超; 陈杰
Original assignee: Changxing Roche Hardware Accessories Co Ltd
Current assignee: Changxing Roche Hardware Accessories Co Ltd
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-01-10

Abstract

The invention discloses an outer arc grinding machine for automobile drum brake pads, which comprises a base, wherein a first support frame is fixedly connected to the top end of the base, a workbench is fixedly connected to the top end of the first support frame through a bolt, a through hole is formed in the center of the workbench, a rotary motor is fixedly connected to the bottom end of the workbench corresponding to the through hole, an output shaft of the rotary motor is connected with a rotary table, a fixed rod is fixedly connected to the top end of the rotary table, a cover plate is sleeved at the outer end of the fixed rod, a fixed nut is in threaded connection with one side of the cover plate corresponding to the outer end of the fixed rod, the rotary table, the fixed rod, the cover plate and the fixed nut are arranged, the drum brake pads are driven to rotate through the rotary table, so that the outer arc surfaces of the drum brake pads are ground, the, the drum brake block is thrown out and loosened, and the polishing effect of the outer arc surface is influenced.

Description

Outer arc grinding machine for automobile drum brake pad

Technical Field

The invention relates to the technical field of drum brake pad machining, in particular to an outer arc grinding machine for an automobile drum brake pad.

Background

The drum-type automobile brake block is one of the components used for installation, the friction arc surface of the drum-type brake block needs to be finished through grinding, in the production of the brake block, the inner arc surface and the outer arc surface of the brake block are polished, for example, an outer arc grinding machine of the drum-type automobile brake block in the prior published technology is disclosed in the application number (201520671126.1), the drum-type automobile brake block is fixed through a workbench, the drum-type brake block is driven to rotate through a hub motor, a grinding motor is driven to move through a driving motor, and the drum-type automobile brake block is polished;

however, in this patent, the drum brake fixed on the worktable is unstable, and during the rotary grinding, the grinding motor is easy to make the brake deviate, which affects the grinding effect, and meanwhile, the ground fragments splash everywhere, which affects the surrounding working environment, so we need to provide a new type of grinder for the outer arc of the drum brake of the automobile to avoid the above technical problems, so as to overcome the above-mentioned defects in the prior art.

Disclosure of Invention

The invention provides an outer arc grinding machine for an automobile drum brake pad, which can effectively solve the problem of working environment that the drum brake pad fixed on a workbench is unstable, a grinding motor easily deflects the brake pad during rotary grinding to influence the grinding effect, and ground scraps splash everywhere.

In order to achieve the purpose, the invention provides the following technical scheme: an outer arc grinding machine for automobile drum brake pads comprises a base, wherein a first support frame is fixedly connected to the top end of the base, a workbench is fixedly connected to the top end of the first support frame through bolts, a through hole is formed in the center of the workbench, a rotating motor is fixedly connected to the bottom end of the workbench corresponding to the through hole, an output shaft of the rotating motor is connected with a turntable, a fixed rod is fixedly connected to the top end of the turntable, a cover plate is sleeved at the outer end of the fixed rod, and a fixing nut is connected to one side of the outer end of the fixed rod corresponding to the cover;

the workstation both ends symmetry fixedly connected with fixed plate, two fixed plate central point department of putting is swing joint respectively has the connecting rod, two the equal fixedly connected with limiting plate of connecting rod one end, two the limiting plate one end is kept away from to the connecting rod has the nut through threaded connection respectively, the base top corresponds first support frame one end fixedly connected with second support frame of department of putting, second support frame top fixedly connected with backup pad, the inboard fixedly connected with fixed block of slide rail is corresponded in the backup pad top of telling, the fixed block is close to backup pad one end fixedly connected with telescopic link, the telescopic link other end and backup pad one end fixed connection, slide rail top fixedly connected with platform of polishing, platform top fixedly connected with grinding motor polishes, grinding motor output shaft has the polishing dish.

Preferably, the diameter of the turntable is equal to that of the cover plate, and a gap is reserved between the turntable and the workbench.

Preferably, a thread is formed on one surface, located on the outer side of the fixing plate, of the connecting rod, and the height of the fixing plate is larger than that of the limiting plate.

Preferably, the grinding table is fixedly connected with a protection plate close to one end of the grinding disc, and the height of the protection plate is larger than the diameter of the grinding disc.

Preferably, the base top corresponds first support frame inboard and has seted up the spout, the inside sliding connection of spout has the slider, slider top fixedly connected with containing box, the workstation bottom corresponds containing box position department and has seted up the bin outlet.

Preferably, one end of the storage box is fixedly connected with a handle, and anti-skid grains are formed in the surface of the handle.

The input ends of the rotating motor and the grinding motor are electrically connected with the output end of an external power supply.

Compared with the prior art, the invention has the beneficial effects that:

1. be provided with carousel, dead lever, apron and fixation nut, drive the drum brake piece through the carousel and rotate to polish the extrados of drum brake piece, tighten up fixed cover plate through fixation nut, make apron and carousel press from both sides tightly, fixed drum brake piece, when avoiding the carousel rotatory, drum brake piece throws away not hard up, influences the effect of polishing of extrados.

2. Be provided with fixed plate, connecting rod, limiting plate, nut and guard plate, through connecting rod and nut, the limiting plate of being convenient for is fixed inside the fixed plate, carries on spacingly to the drum brake piece, when preventing to polish, and the drum brake piece skew improves the effect of polishing, and the limiting plate can be adjusted according to the size of drum brake piece simultaneously, guarantees spacing effect, through fixed plate and guard plate, and the piece that produces when preventing to polish splashes.

3. Be provided with spout, slider, containing box, bin outlet and handle, the piece discharge that the bin outlet will be polished is collected the piece through the containing box and is stored, pulls out the containing box along the spout through the handle, and the centralized processing of being convenient for polishes the piece that leaves, and is simple convenient, simultaneously, guarantees operational environment's clean and tidy degree.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the mounting structure of the limiting plate of the invention;

FIG. 3 is a schematic view of the installation structure of the storage box of the present invention;

reference numbers in the figures: 1. a base; 2. a first support frame; 3. a work table; 4. a through hole; 5. a rotating electric machine; 6. a turntable; 7. fixing the rod; 8. a cover plate; 9. fixing a nut; 10. a fixing plate; 11. a handle; 12. a connecting rod; 13. a limiting plate; 14. a nut; 15. a second support frame; 16. a protection plate; 17. a support plate; 18. a slide rail; 19. a fixed block; 20. a hydraulic lever; 21. a polishing table; 22. polishing the motor; 23. grinding disc; 24. a chute; 25. a slider; 26. a storage box; 27. a discharge outlet.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, the invention provides a technical scheme, which includes a base 1, wherein a first support frame 2 is fixedly connected to the top end of the base 1, a workbench 3 is fixedly connected to the top end of the first support frame 2 through a bolt, a through hole 4 is formed in the center of the workbench 3, a rotating motor 5 is fixedly connected to the bottom end of the workbench 3 at a position corresponding to the through hole 4, an output shaft of the rotating motor 5 is connected with a turntable 6, in order to facilitate the turntable 6 to drive the drum brake pad to rotate, the diameter of the turntable 6 is equal to that of a cover plate 8, a gap is reserved between the turntable 6 and the workbench 3, a fixing rod 7 is fixedly connected to the top end of the turntable 6, the cover plate 8 is sleeved at the outer end of the fixing rod 7, and a fixing nut 9;

the two ends of the workbench 3 are symmetrically and fixedly connected with fixing plates 10, the central positions of the two fixing plates 10 are respectively and movably connected with connecting rods 12, one ends of the two connecting rods 12 are respectively and fixedly connected with limit plates 13, in order to facilitate the fixing of the limit plates 13, one surfaces of the connecting rods 12, which are positioned at the outer sides of the fixing plates 10, are provided with threads, meanwhile, in order to prevent scraps from splashing, the height of the fixing plates 10 is greater than that of the limit plates 13, one ends of the two connecting rods 12, which are far away from the limit plates 13, are respectively connected with nuts 14 through threads, the top end of the base 1, which corresponds to one end of the first support frame 2, is fixedly connected with a second support frame 15, the top end of the second support frame 15 is fixedly connected with a support plate, the top end of the sliding rail 18 is fixedly connected with a polishing table 21, the top end of the polishing table 21 is fixedly connected with a polishing motor 22, the input ends of the rotating motor 5 and the polishing motor 22 are electrically connected with the output end of an external power supply, the output shaft of the polishing motor 22 is connected with a polishing disc 23, in order to prevent scraps from splashing, one end, close to the polishing disc 23, of the polishing table 21 is fixedly connected with a protection plate 16, and the height of the protection plate 16 is larger than the diameter of the polishing disc 23;

the corresponding 2 inboards of first support frame in base 1 top have seted up spout 24, the inside sliding connection of spout 24 has slider 25, slider 25 top fixedly connected with containing box 26, for conveniently pulling out containing box 26, carry out centralized processing to the piece, containing box 26 one end fixedly connected with handle 11, anti-skidding line has been seted up on handle 11 surface, for conveniently discharging the piece, bin outlet 27 has been seted up to the corresponding containing box 26 position department in 3 bottoms of workstation.

The working principle and the using process of the invention are as follows: in the process of using an automobile drum brake pad outer arc grinding machine, firstly, a fixing nut 9 is screwed out, a cover plate 8 is taken down from a fixing rod 7, a drum brake pad is placed on a rotary table 6 through the fixing rod 7, the cover plate 8 is placed, the fixing nut 9 is screwed down, the drum brake pad is fixed, the drum brake pad is prevented from being loosened and affecting the grinding effect, a rotating motor 5 is started, and the rotating motor 5 drives the rotary table 6 to rotate so as to enable the drum brake pad to rotate;

then, the nut 14 is screwed down, the limiting plate 13 is fixed, the drum brake pad is prevented from being deviated, the polishing effect is prevented from being influenced, meanwhile, the nut 14 can be unscrewed according to the size of the drum brake pad, the gap between the limiting plate 13 and the fixing plate 10 is adjusted, the drum brake pads with different sizes are limited, the polishing table 21 is pushed by the telescopic rod 20 to move to the side of the fixed drum brake pad along the slide rail 18, and the polishing disc 23 is driven by the polishing motor 22 to polish the drum brake pad;

finally, through the combination of fixed plate 10 and guard plate 16, prevent that the piece of polishing from splashing, discharge the piece through bin outlet 27 simultaneously, store inside containing box 26, be convenient for with containing box 26 along spout 24 roll-off through handle 11, handle the inside piece of containing box 26, guarantee operational environment's clean and tidy degree.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an outer arc grinding machine of car drum brake piece, includes base (1), its characterized in that: the top end of the base (1) is fixedly connected with a first support frame (2), the top end of the first support frame (2) is fixedly connected with a workbench (3) through a bolt, a through hole (4) is formed in the center of the workbench (3), a rotating motor (5) is fixedly connected to the bottom end of the workbench (3) corresponding to the through hole (4), an output shaft of the rotating motor (5) is connected with a turntable (6), a fixed rod (7) is fixedly connected to the top end of the turntable (6), a cover plate (8) is sleeved at the outer end of the fixed rod (7), and a fixed nut (9) is in threaded connection with one side, corresponding to the cover plate (8), of the outer end of;

the two ends of the workbench (3) are symmetrically and fixedly connected with fixing plates (10), the central positions of the two fixing plates (10) are respectively and movably connected with connecting rods (12), one ends of the two connecting rods (12) are respectively and fixedly connected with limiting plates (13), one ends of the two connecting rods (12) far away from the limiting plates (13) are respectively and fixedly connected with nuts (14) through threads, the position of the top end of the base (1) corresponding to one end of the first supporting frame (2) is fixedly connected with a second supporting frame (15), the top end of the second supporting frame (15) is fixedly connected with a supporting plate (17), the top end of the supporting plate (17) is symmetrically and fixedly connected with sliding rails (18), the top end of the supporting plate (17) corresponding to the inner side of the sliding rails (18) is fixedly connected with a fixing block (, the utility model discloses a polishing machine, including telescopic link (20), slide rail (18), grinding table (21) top fixedly connected with grinding motor (22), grinding motor (22) output shaft has grinding disc (23), telescopic link (20) other end and backup pad (17) one end fixed connection, slide rail (18) top sliding connection has grinding table (21), grinding table (21) top fixedly connected with grinding motor (22), grinding motor (22) output.

2. The grinding machine for the outer arc of the automobile drum brake pad according to claim 1, characterized in that: the diameter of the rotary table (6) is equal to that of the cover plate (8), and a gap is reserved between the rotary table (6) and the workbench (3).

3. The grinding machine for the outer arc of the automobile drum brake pad according to claim 1, characterized in that: the connecting rod (12) is provided with threads on one surface positioned on the outer side of the fixing plate (10), and the height of the fixing plate (10) is greater than that of the limiting plate (13).

4. The grinding machine for the outer arc of the automobile drum brake pad according to claim 1, characterized in that: one end of the grinding table (21) close to the grinding disc (23) is fixedly connected with a protection plate (16), and the height of the protection plate (16) is larger than the diameter of the grinding disc (23).

5. The grinding machine for the outer arc of the automobile drum brake pad according to claim 1, characterized in that: base (1) top corresponds first support frame (2) inboard and has seted up spout (24), spout (24) inside sliding connection has slider (25), slider (25) top fixedly connected with containing box (26), bin outlet (27) have been seted up to workstation (3) bottom correspondence containing box (26) position department.

6. The grinding machine for the outer arc of the automobile drum brake pad according to claim 5, is characterized in that: one end of the containing box (26) is fixedly connected with a handle (11), and anti-skid grains are formed in the surface of the handle (11).

7. The grinding machine for the outer arc of the automobile drum brake pad according to claim 1, characterized in that: the input ends of the rotating motor (5) and the grinding motor (22) are electrically connected with the output end of an external power supply.