CN219255224U

CN219255224U - Disc grinder with stable structure

Info

Publication number: CN219255224U
Application number: CN202223133679.0U
Authority: CN
Inventors: 张志坚; 张新坚
Original assignee: Jiangyin Maochang Metal New Material Technology Co ltd
Current assignee: Jiangyin Maochang Metal New Material Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-27
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a disc grinder with a stable structure, and relates to the technical field of production of brake discs for railway locomotives. This grind dish machine with stable structure, including brake disc and grinding dish case, grind the inside dish mechanism and the fixed establishment of being provided with of dish case, grind the inside left side of dish case and be provided with stabilizing mean. This dish grinding machine with stable structure is when using, through the cooperation of movable block, pivot, a rotation section of thick bamboo, rubber layer, annular spout, sliding ring and dead lever that set up, carry out the centre gripping to the left upper and lower both ends of brake disc and stabilize to rotate at the brake disc and drive a rotation section of thick bamboo and rubber layer simultaneously and rotate, turn into rolling friction with static friction, reduce the influence to grinding the dish effect, drive two movable blocks to opposite direction when driving motor starts through the cooperation of mounting groove, movable groove, bi-directional screw and the fixed cover that set up, make stabilizing mean can carry out the centre gripping to the brake disc of different thickness stably.

Description

Disc grinder with stable structure

Technical Field

The utility model relates to the technical field of production of brake discs for railway locomotives, in particular to a disc grinder with a stable structure.

Background

The heavy-duty train is generally characterized in that a large special truck is adopted on a transportation line from freight to distribution, a super-long and overweight freight train is adopted for running by double-machine or multi-machine traction, the weight of the heavy-duty train is large, the number of the train to be trained is large, a train brake is a braking device of the train, the brakes used by the train are almost all friction type and can be divided into drum type and disc type, the rotating elements of the common disc brake are rotating brake discs, the end faces are used as working surfaces, the brake discs rotate when the train runs, and the brake discs are clamped by brake calipers to generate braking force.

The brake disc is clamped to the existing brake calipers, so that the brake pads on the calipers and the brake disc linked with the wheels interact with each other during braking until the wheels stop rotating, burrs are generated at the edges of the brake disc when the brake disc is cut, the brake pads are scraped when the burrs are contacted with the brake pads, the braking effect is reduced, safety accidents are prone to occurring, and at the moment, the edges of the brake disc are polished smoothly by using a disc grinder.

However, the existing disc grinder usually uses a connecting rod, a limiting disc and an anti-slip sheet to clamp and fix the centers of the upper side and the lower side of the brake disc and drive the brake disc to rotate, so that when the brake disc is in contact friction by a polishing mechanism, the edge of the brake disc is easy to vibrate, the brake disc is blocked outside the connecting rod, so that the brake disc cannot be taken down and the disc grinding effect is affected.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a disc grinder with a stable structure, and solves the problems mentioned in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a grind dish machine with stable structure, includes brake disc and grinds the dish case, it is provided with grinds dish mechanism and fixed establishment to grind the inside dish case, it is provided with stabilizing mean to grind the inside left side of dish case, stabilizing mean includes:

the mounting groove is formed in the center of the surface of the left inner wall of the disc grinding box, and a driving motor is fixedly mounted on the bottom surface inside the mounting groove;

the movable groove is formed in the lower half part of the surface of the left inner wall of the dish grinding box, a bidirectional screw is arranged in the movable groove, a fixed sleeve is sleeved at the bottom of the bidirectional screw, the bottom of the fixed sleeve is fixedly connected with the bottom of the movable groove, and two movable blocks are connected with the upper end and the lower end of the outer side of the bidirectional screw in a threaded manner;

the fixing plate is fixedly arranged on the surface of the inner wall of the left side of the dish grinding box, and the bottom of the fixing plate is fixedly provided with a limiting rod;

the connecting rod, connecting rod fixed mounting is on the right side surface of movable block, the right-hand member surface fixed mounting of connecting rod has the pivot, the right-hand member of pivot rotates to be connected with a rotation section of thick bamboo, rotation section of thick bamboo outside fixed mounting has the rubber layer, annular spout has been seted up to rotation section of thick bamboo inner wall surface, the inside sliding connection of annular spout has the sliding ring, the inner circle surface of sliding ring is rectangular array fixed mounting and has eight dead levers, the one end that the sliding ring was kept away from to the dead lever and the outside fixed connection of connecting rod.

Preferably, an output shaft of the driving motor penetrates through the left inner wall of the dish grinding box and is fixedly connected with the top surface of the bidirectional screw rod.

Preferably, the two moving blocks are equidistant from the center of the bidirectional screw.

Preferably, the bottom ends of the limiting rods penetrate through the top surfaces of the two connecting rods and are fixedly connected with the inner bottom surface of the dish grinding box.

Preferably, the outer wall of the moving block is mutually attached to the inner wall of the moving groove.

Preferably, the part of the bidirectional screw rod positioned inside the fixed sleeve is not provided with threads.

(III) beneficial effects

The utility model provides a disc grinder with a stable structure. The beneficial effects are as follows:

(1) When the disc grinder with the stable structure is used, the upper end and the lower end of the left side of the brake disc are clamped stably through the cooperation of the moving block, the rotating shaft, the rotating cylinder, the rubber layer, the annular sliding groove, the sliding ring and the fixing rod, and the rotating cylinder and the rubber layer are driven to rotate when the brake disc rotates, so that static friction force is converted into rolling friction force, and the influence on the disc grinding effect is reduced.

(2) When the disc grinder with the stable structure is used, the two moving blocks are driven to move in opposite directions through the cooperation of the arranged mounting groove, the moving groove, the bidirectional screw and the fixed sleeve when the driving motor is started, so that the stable mechanism can clamp and stabilize brake discs with different thicknesses.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model with a front side partially cut away;

FIG. 3 is a schematic diagram of the structure of the present utility model at A;

fig. 4 is a schematic structural diagram of the present utility model at B.

In the figure: 1. a dish grinding box; 2. a fixing mechanism; 3. a brake disc; 4. a disc grinding mechanism; 5. a stabilizing mechanism; 501. a mounting groove; 502. a driving motor; 503. a moving groove; 504. a bidirectional screw; 505. a fixed sleeve; 506. a moving block; 507. a connecting rod; 508. a fixing plate; 509. a limit rod; 510. a rotating shaft; 511. a rotating cylinder; 512. a rubber layer; 513. an annular chute; 514. a slip ring; 515. and a fixing rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a dish machine grinds with stable structure, includes brake disc 3 and grinds dish case 1, grinds the inside dish mechanism 4 and the fixed establishment 2 of being provided with of dish case 1, grinds dish mechanism 4 and includes: the electric telescopic rod, link up seat and polish stone, drive the linking seat through the electric telescopic rod and remove, make polish stone and the edge of brake disc 3 contact and polish it when brake disc 3 rotates, fixture 2 includes servo motor, the bracing piece, the slipmat, pneumatic telescopic link, locating tube and connecting seat etc. support brake disc 3 through bracing piece, slipmat and connecting seat, it is fixed to carry out the centre gripping to brake disc 3 through the cooperation of slipmat, pneumatic telescopic link and locating tube, drive brake disc 3 through servo motor and rotate, foretell dish grinding mechanism 4 and fixture 2 are similar with the dish grinding structure and the fixed knot who mentions in the chinese patent (a polishing device for brake disc production) of the bulletin number CN216707095U, realize the effect the same, for the prior art means of this industry, do not make excessive description here.

The inside left side of dish case 1 is provided with stabilizing mean 5, and stabilizing mean 5 includes: mounting groove 501, remove groove 503, fixed plate 508 and connecting rod 507, the mounting groove 501 is seted up in the left side inner wall surface center department of grinding dish case 1, mounting groove 501 inside bottom surface fixed mounting has driving motor 502, remove groove 503 and set up in the lower half of grinding dish case 1 left side inner wall surface, remove inslot portion is provided with bi-directional screw rod 504, driving motor 502's output shaft runs through the left side inner wall of grinding dish case 1 and bi-directional screw rod 504's top fixed connection, bi-directional screw rod 504 bottom cover is equipped with fixed cover 505, the part that bi-directional screw rod 504 is located fixed cover 505 inside does not set up the screw thread, fixed cover 505's bottom and the bottom fixed connection of removing groove 503, bi-directional screw rod 504 outside upper and lower both ends threaded connection has two movable blocks 506, the outer wall of movable block 506 is laminated each other with the inner wall of removing groove 503.

The distance between the two moving blocks 506 and the center of the bidirectional screw 504 is equal, the driving motor 502 is started to drive the bidirectional screw 504 to rotate, the bidirectional screw 504 can drive the two moving blocks 506 to move in opposite directions under the limit of the moving groove 503 while rotating, so that the effect of stable clamping with different brake discs 3 can be achieved, the fixing plate 508 is fixedly arranged on the left inner wall surface of the disc grinding box 1, the limiting rod 509 is fixedly arranged at the bottom of the fixing plate 508, the connecting rod 507 is fixedly arranged on the right side surface of the moving block 506, the bottom ends of the limiting rods 509 penetrate through the top surfaces of the two connecting rods 507 and are fixedly connected with the inner bottom surface of the disc grinding box 1, the connecting rods 507 are more stable when moving or performing stable operation through the limiting rods 509, the shaking of the connecting rods 507 is reduced, the right end surface of the connecting rods 507 is fixedly arranged with the rotating shaft 510, the right end of the rotating shaft 510 is rotationally connected with the rotating cylinder 511, and the outer side of the rotating cylinder 511 is fixedly provided with the rubber layer 512.

When the brake disc 3 rotates and polishes, the rotary drum 511 is driven to synchronously rotate due to the action of friction force between the rubber layer 512 and the brake disc 3, static friction force is converted into rolling friction force, the influence on polishing of the brake disc 3 is reduced, the inner wall surface of the rotary drum 511 is provided with the annular sliding groove 513, the inside of the annular sliding groove 513 is slidably connected with the sliding ring 514, the inner ring surface of the sliding ring 514 is fixedly provided with the eight fixing rods 515 in a rectangular array, one end of the fixing rods 515 away from the sliding ring 514 is fixedly connected with the outer side of the connecting rod 507, and when the rotary drum 511 synchronously drives the sliding ring 514 to synchronously rotate under the limit of the fixing rods 515, and the rotary drum 511 is supported by the fixing rods 515 and the sliding ring 514 so that the rotary drum 511 is more stable.

In the utility model, when the brake disc 3 is used, the driving motor 502 is started to drive the bidirectional screw 504 to synchronously rotate, the two moving blocks 506 and the two connecting rods 507 are driven to move towards the center of the bidirectional screw 504 through the cooperation of the moving groove 503, the fixed plate 508 and the limiting rod 509, when the rubber layer 512 is contacted with the brake disc 3, the driving motor 502 is stopped, at the moment, the upper side and the lower side of the left end of the brake disc 3 are clamped and stabilized by the rotating cylinder 511 and the rubber layer 512, the locking caused by shaking of the brake disc 3 in the polishing process can be effectively avoided, and when the brake disc 3 rotates, the rotating cylinder 511 is driven to synchronously rotate through the cooperation of the rotating shaft 510, the annular sliding groove 513, the sliding ring 514 and the fixed rod 515, so that the static friction force is converted into rolling friction force, and the polishing influence on the brake disc 3 is reduced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grind dish machine with stable structure, includes brake disc (3) and grinds dish case (1), grind dish incasement portion and be provided with grinds dish mechanism (4) and fixed establishment (2), its characterized in that: the inside left side of dish case (1) is provided with stabilizing mean (5), stabilizing mean (5) include:

the mounting groove (501) is formed in the center of the left inner wall surface of the dish grinding box (1), and a driving motor (502) is fixedly arranged on the bottom surface of the inside of the mounting groove (501);

the movable groove (503), the movable groove (503) is formed in the lower half part of the left inner wall surface of the dish grinding box (1), a bidirectional screw rod (504) is arranged in the movable groove (503), a fixed sleeve (505) is sleeved at the bottom of the bidirectional screw rod (504), the bottom of the fixed sleeve (505) is fixedly connected with the bottom of the movable groove (503), and two movable blocks (506) are connected with the upper end and the lower end of the outer side of the bidirectional screw rod (504) in a threaded manner;

the fixing plate (508), the fixing plate (508) is fixedly arranged on the left inner wall surface of the dish grinding box (1), and a limiting rod (509) is fixedly arranged at the bottom of the fixing plate (508);

connecting rod (507), connecting rod (507) fixed mounting is on the right side surface of movable block (506), the right-hand member fixed surface of connecting rod (507) has pivot (510), the right-hand member of pivot (510) rotates to be connected with and rotates section of thick bamboo (511), rotate section of thick bamboo (511) outside fixed mounting has rubber layer (512), annular spout (513) have been seted up to rotary section of thick bamboo (511) inner wall surface, annular spout (513) inside sliding connection has sliding ring (514), the inner circle surface of sliding ring (514) is rectangular array fixed mounting and has eight dead levers (515), the one end that sliding ring (514) were kept away from to dead lever (515) is fixedly connected with the outside of connecting rod (507).

2. The disc grinder having a stable structure according to claim 1, wherein: an output shaft of the driving motor (502) penetrates through the left inner wall of the disc grinding box (1) and is fixedly connected with the top surface of the bidirectional screw rod (504).

3. The disc grinder having a stable structure according to claim 1, wherein: the two moving blocks (506) are equidistant from the center of the bi-directional screw (504).

4. The disc grinder having a stable structure according to claim 1, wherein: the bottom ends of the limiting rods (509) penetrate through the top surfaces of the two connecting rods (507) and are fixedly connected with the inner bottom surface of the dish grinding box (1).

5. The disc grinder having a stable structure according to claim 1, wherein: the outer wall of the moving block (506) is attached to the inner wall of the moving groove (503).

6. The disc grinder having a stable structure according to claim 1, wherein: the part of the bidirectional screw rod (504) positioned inside the fixed sleeve (505) is not provided with threads.