CN215470165U

CN215470165U - Gear repair fixture

Info

Publication number: CN215470165U
Application number: CN202120978216.0U
Authority: CN
Inventors: 李爱政; 张学琨
Original assignee: Huaqiang Chemical Group Co Ltd
Current assignee: Huaqiang Chemical Group Co Ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-01-11
Anticipated expiration: 2031-05-10

Abstract

The utility model provides a gear repairing clamp, which comprises: the gear repairing device comprises a mounting seat, a sliding column and a mounting column, wherein the mounting seat is arranged at the top of a base, the top of the mounting seat is sunken to form a vertical first chute, the sliding column is slidably arranged in the first chute, a driving assembly used for driving the sliding column to slide in the first chute is arranged in the mounting seat, the mounting column is arranged at the top of the sliding column, the mounting column is used for penetrating through a shaft hole of a gear to be repaired, a first groove is sunken to form a side wall of the mounting column, a tightening assembly is arranged in the first groove and used for tightly tightening the shaft hole, the gear to be repaired is prevented from shaking during repairing and machining, and the problem that the gear is not convenient to clamp when the gear on the gear to be polished in the prior art is solved.

Description

Gear repair fixture

Technical Field

The utility model relates to the technical field of gear repairing equipment, in particular to a clamp for repairing a gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power.

The gear is easy to produce wearing and tearing after long-term use in the tooth on its rim, in order to avoid including the processing precision of this gear equipment because of gear wearing and tearing influence, can change or maintain the gear of this wearing and tearing usually, in order resources are saved and cost, can select to restore the gear usually, the gear need polish to the tooth on it after restoreing, in order to guarantee the precision of gear, when polishing the tooth on the gear, need fix the gear, current anchor clamps are not convenient for press from both sides the gear tightly, influence the gear and polish.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a clamp for repairing a gear, which solves the problem that the gear is not convenient to clamp when teeth on the gear are ground in the prior art.

According to an embodiment of the present invention, a jig for repairing a gear includes: the mounting seat, the sliding column and the mounting column are arranged at the top of the base, a vertical first sliding groove is formed in the top of the mounting seat in a sunken mode, the sliding column is arranged in the first sliding groove in a sliding mode, a driving assembly used for driving the sliding column to slide in the first sliding groove is arranged in the mounting seat, the mounting column is arranged at the top of the sliding column, the mounting column is used for penetrating through a shaft hole of the gear to be repaired, a first groove is formed in the side wall of the mounting column in a sunken mode, a tightening assembly is arranged in the first groove and used for tightly abutting against the shaft hole, and the gear to be repaired is prevented from shaking during repair and machining.

Compared with the prior art, the utility model has the following beneficial effects: the side wall of the mounting column is provided with the first groove, the abutting component is arranged in the first groove, when the gear to be repaired needs to be polished, the mounting column firstly penetrates through the shaft hole of the gear to be repaired, and when the section of the shaft hole is overlapped or partially overlapped with the section of the first groove, the side wall of the mounting column is matched with the abutting component to abut against the shaft hole by driving the abutting component in the first groove, so that the gear to be repaired is prevented from shaking during polishing; simultaneously, a first sliding groove for sliding of the sliding column is formed in the top of the mounting seat, and the mounting column is arranged at the top of the sliding column, so that the length of the sliding column extending out of the first sliding groove can be adjusted by controlling the driving assembly, the height of the mounting column is adjusted, and the best machining height position of the gear to be repaired can be adjusted conveniently.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of one embodiment of the driving member.

Fig. 4 is a schematic structural view of another embodiment of the driving member.

Fig. 5 is a schematic structural view of the locking mechanism.

In the above drawings: 1. a base; 2. a mounting seat; 3. a first chute; 4. a sliding post; 5. mounting a column; 6. a first groove; 7. a gear to be repaired; 8. a shaft hole; 9. a support seat; 10. a screw; 11. a support block; 12. a first spring; 13. a guide channel; 14. a guide post; 15. a limiting block; 16. a stopper; 17. a second chute; 18. mounting grooves; 19. a rack; 20. a first gear; 21. a rotating shaft; 22. a servo motor; 23. a support; 24. a second gear; 25. a handle; 26. mounting blocks; 27. a second groove; 28. a poking groove; 29. a spacing pin; 30. a second spring; 31. a deflector rod.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

As shown in fig. 1, an embodiment of the present invention provides a gear repairing jig, including: mount pad 2, slip post 4 and mount pad 5, mount pad 2 sets up the top at base 1, the sunken vertical first spout 3 that forms in top of mount pad 2, slip post 4 sets up in first spout 3 with sliding, be provided with in the mount pad 2 and be used for driving the gliding drive assembly of slip post 4 in first spout 3, mount pad 5 sets up the top at slip post 4, mount pad 5 is used for passing the shaft hole 8 of waiting to restore gear 7, the sunken first recess 6 that forms of lateral wall of mount pad 5, be provided with in the first recess 6 and support tight subassembly, support tight subassembly be used for with shaft hole 8 supports tightly, prevent to restore gear 7 and rock man-hour in the restoration.

The side wall of the mounting column 5 is provided with the first groove 6, the abutting component is arranged in the first groove 6, when the gear 7 to be repaired needs to be polished, the mounting column 5 firstly penetrates through the shaft hole 8 of the gear 7 to be repaired, and when the section of the shaft hole 8 is coincident with the section of the first groove 6 or partially coincident with the section of the first groove 6, the side wall of the mounting column 5 is matched with the abutting component to abut against the shaft hole 8 by driving the abutting component in the first groove 6, so that the gear 7 to be repaired is prevented from shaking during polishing; simultaneously, the top of the mounting seat 2 is provided with the first sliding chute 3 for the sliding column 4 to slide, and the mounting column 5 is arranged at the top of the sliding column 4, so that the length of the sliding column 4 extending out of the first sliding chute 3 can be adjusted by controlling the driving assembly, the height of the mounting column 5 is further adjusted, and the optimal machining height position of the gear 7 to be repaired can be conveniently adjusted.

The abutting assembly comprises: support seat 9 and screw rod 10, support seat 9 and set up with sliding in first recess 6, support the lateral wall of seat 9 and all hug closely with the lateral wall of first recess 6, in one side that the one end of screw rod 10 deviates from first recess 6 from erection column 5 inserts first recess 6 horizontally,

screw rod

10 and 2 threaded connection of erection block, screw rod 10 are used for promoting to support seat 9 and slide in first recess 6, make to support seat 9 and erection column 5 cooperation and will wait to restore shaft hole 8 of gear 7 and support tightly. The side wall of the mounting column 5 departing from the first groove 6 is provided with a supporting block 11, the supporting block 11 is used for supporting the gear 7 to be repaired, and the supporting block 11 is positioned above the screw 10. The clamping device further comprises a first spring 12, one end of the first spring 12 is fixedly arranged on the side wall of the abutting seat 9, the other end of the first spring 12 is fixed on the side wall of the first groove 6, and the abutting seat 9 is accommodated in the first groove 6 under the elastic force of the first spring 12.

Specifically, the working principle of the abutting component is as follows: after the gear 7 to be repaired is sleeved on the mounting column 5, the gear 7 to be repaired is supported by the supporting block 11 at the moment, the screw rod 10 is twisted to move close to the abutting seat 9, the screw rod 10 pushes the abutting seat 9 to move towards the direction departing from the mounting column 5, so that the side wall of the abutting seat 9 and the side wall of the mounting column 5 are respectively abutted against the inner wall of the shaft hole 8 of the gear 7 to be repaired, the gear 7 to be repaired is prevented from shaking when being polished, and the gear 7 to be repaired can be prevented from jumping in the vertical direction under the action of friction force between the abutting seat 9 and the gear 7 to be repaired and between the mounting column 5 and the gear 7 to be repaired.

Further, still include guide post 14, support and be provided with the level on the seat 9 and run through its guide way 13, the one end of guide post 14 is fixed on the lateral wall that first recess 6 deviates from to support the seat 9, the other end of guide post 14 inserts horizontally in guide way 13, guide post 14 and guide way 13 sliding connection. As shown in fig. 2, the device further comprises a limit block 15 and a stop block 16, wherein the stop block 16 is arranged on the side wall of the guide channel 13, the limit block 15 is arranged on the side wall of the guide column 14 close to the stop block 16, and the stop block 16 is matched with the limit block 15 to limit the abutting seat 9 to be separated from the guide column 14.

The advantage that sets up guide post 14 is that can slide in first recess 6 for supporting tight seat 9 and provide the effect of a direction, sets up dog 16 and stopper 15 simultaneously and can prevent to support tight seat 9 and guide post 14 and break away from, when needs will support tight seat 9 and dismantle, only need with stopper 15 follow guide post 14 dismantle get off can, stopper 15 can be connected with guide post 14 through the screw, when dismantling, can dismantle stopper 15 from direction passageway 13 department.

As shown in fig. 1, the driving assembly includes: first gear 20, pivot 21 and driving piece, the lateral wall of first spout 3 is sunken to form second spout 17, and the lateral wall of mount pad 2 is sunken to form mounting groove 18 with second spout 17 intercommunication, and sliding column 4 is provided with rack 19 on being close to the lateral wall of second spout 17, second spout 17 supplies rack 19 to slide in the vertical direction, and first gear 20 sets up in mounting groove 18 through pivot 21 ground of rotating, first gear 20 and pivot 21 fixed connection, first gear 20 with rack 19 keeps meshing, the driving piece is used for driving pivot 21 to rotate.

As shown in fig. 3, as an embodiment, the driving member is a servo motor 22, the servo motor 22 is a motor with a self-locking function, the servo motor 22 is disposed on a side wall of the mounting base 2 through a bracket 23, and the servo motor 22 is used for driving the rotating shaft 21 to rotate. When the length of the sliding column 4 extending out of the first chute 3 needs to be adjusted, the servo motor 22 is started to drive the rotating shaft 21 and the first gear 20 to rotate, and the servo motor 22 is controlled to rotate forwards or backwards to control the sliding column 4 to ascend or descend due to the fact that the first gear 20 is meshed with the rack 19 on the side wall of the sliding column 4.

As another embodiment, as shown in fig. 4, the driving member includes: second gear 24, handle 25 and locking mechanism, mount pad 2 is stretched out to the one end of pivot 21, and handle 25 sets up fixedly in pivot 21 stretch out one of mount pad 2 and serves, and second gear 24 also sets up fixedly in pivot 21 stretch out one of mount pad 2 and serve, and locking mechanism sets up on the lateral wall of mount pad 2, and locking mechanism is used for cooperating with second gear 24 and restricts pivot 21 and rotate. When the length that the sliding column 4 stretches out of the first sliding chute 3 needs to be adjusted, the locking mechanism is controlled to release the handle 25 firstly, then the handle 25 is positively or reversely rotated, the sliding column 4 can be controlled to be lifted or lowered, and finally the second gear 24 is locked through the locking mechanism.

As shown in fig. 5, the locking mechanism includes: the mounting block 26 is fixedly arranged on the side wall of the mounting base 2, the mounting block 26 is close to the side wall of the second gear 24 and is recessed to form a second groove 27, a toggle groove 28 communicated with the second groove 27 is formed in the side wall of the mounting block 26, the second spring 30 is arranged in the second groove 27, the limiting pin 29 is slidably arranged in the second groove 27, one end of the limiting pin 29 under the elastic force of the second spring 30 is inserted into a tooth gap of the second gear 24, the limiting pin 29 is used for blocking the second gear 24 from rotating, the toggle rod 31 is slidably arranged in the toggle groove 28, one end of the toggle rod 31 is fixedly connected with the side wall of the limiting pin 29, and the other end of the toggle rod 31 extends out of the toggle groove 28.

Specifically, the working principle of the locking mechanism is as follows: when the rotating shaft 21 needs to be released, the shifting rod 31 is pushed to move in the shifting groove 28 in the direction away from the second gear 24, so that the shifting rod 31 drives the limiting pin 29 to move in the direction away from the second gear 24, and finally the tooth gaps between the limiting pin 29 and the second gear 24 are separated, at this time, the limiting pin 29 no longer blocks the second gear 24 to rotate, and the rotating shaft 21 is released.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A gear repair jig, comprising: mount pad (2), slip post (4) and erection column (5), mount pad (2) set up the top at base (1), the top of mount pad (2) is sunken to form vertical first spout (3), slip post (4) set up in first spout (3) with sliding, be provided with in mount pad (2) and be used for driving the gliding drive assembly of slip post (4) in first spout (3), erection column (5) set up the top at slip post (4), erection column (5) are used for passing shaft hole (8) of waiting to restore gear (7), the lateral wall of erection column (5) is sunken to form first recess (6), be provided with in first recess (6) and support tight subassembly, support tight subassembly be used for with shaft hole (8) support tightly, prevent to restore gear (7) and rock when repairing man-hour.

2. The jig for repairing a gear according to claim 1, wherein the tightening member comprises: support tight seat (9) and screw rod (10), support tight seat (9) and set up with sliding in first recess (6), the lateral wall that supports tight seat (9) all hugs closely with the lateral wall of first recess (6), one side that the one end of screw rod (10) deviates from first recess (6) from erection column (5) inserts first recess (6) horizontally in, screw rod (10) and mount pad (2) threaded connection, screw rod (10) are used for promoting to support tight seat (9) and slide in first recess (6), make to support tight seat (9) and erection column (5) cooperation will wait to restore shaft hole (8) of gear (7) and support tightly.

3. The clamp for repairing the gear according to claim 2, wherein a supporting block (11) is arranged on a side wall of the mounting column (5) away from the first groove (6), the supporting block (11) is used for supporting the gear (7) to be repaired, and the supporting block (11) is located above the screw (10).

4. A jig for gear restoration according to claim 3, further comprising a first spring (12), wherein one end of the first spring (12) is fixedly disposed on the side wall of the abutting seat (9), the other end of the first spring (12) is fixed on the side wall of the first groove (6), and the abutting seat (9) is received in the first groove (6) under the elastic force of the first spring (12).

5. The clamp for repairing the gear according to claim 4, further comprising a guide post (14), wherein a guide channel (13) which is horizontal and penetrates through the abutting seat (9) is arranged on the abutting seat (9), one end of the guide post (14) is fixed on the side wall of the first groove (6) which is far away from the abutting seat (9), the other end of the guide post (14) is horizontally inserted into the guide channel (13), and the guide post (14) is in sliding connection with the guide channel (13).

6. The clamp for repairing the gear according to claim 5, further comprising a stopper (15) and a stopper (16), wherein the stopper (16) is disposed on a side wall of the guide channel (13), the stopper (15) is disposed on a side wall of the guide post (14) close to the stopper (16), and the stopper (16) cooperates with the stopper (15) to limit the abutting seat (9) from being separated from the guide post (14).

7. A jig for gear repair according to any one of claims 1 to 6, wherein the drive assembly comprises: first gear (20), pivot (21) and driving piece, the lateral wall of first spout (3) is sunken to form second spout (17), and the lateral wall of mount pad (2) is sunken to form mounting groove (18) that communicate with second spout (17), and sliding column (4) are provided with rack (19) on being close to the lateral wall of second spout (17), second spout (17) supply rack (19) to slide on vertical direction, and first gear (20) set up in mounting groove (18) with rotating through pivot (21), first gear (20) and pivot (21) fixed connection, first gear (20) with rack (19) keep meshing, the driving piece is used for driving pivot (21) to rotate.

8. The clamp for repairing the gear according to claim 7, wherein the driving member is a servo motor (22), the servo motor (22) is a motor with a self-locking function, the servo motor (22) is disposed on a side wall of the mounting seat (2) through a bracket (23), and the servo motor (22) is used for driving the rotating shaft (21) to rotate.

9. A jig for repairing a gear according to claim 7, wherein said driving member comprises: second gear (24), handle (25) and locking mechanism, mount pad (2) are stretched out to the one end of pivot (21), and handle (25) set up fixedly in pivot (21) stretch out one of mount pad (2) and serve, and second gear (24) also set up fixedly in pivot (21) stretch out one of mount pad (2) serve, and locking mechanism sets up on the lateral wall of mount pad (2), and locking mechanism is used for restricting pivot (21) with second gear (24) cooperation and rotates.

10. A jig for repairing a gear according to claim 9, wherein said locking mechanism comprises: the mounting block (26) is fixedly arranged on the side wall of the mounting seat (2), the mounting block (26) is close to the side wall of the second gear (24) to form a second groove (27) in a concave mode, a toggle groove (28) communicated with the second groove (27) is formed in the side wall of the mounting block (26), the second spring (30) is arranged in the second groove (27), the limiting pin (29) is arranged in the second groove (27) in a sliding mode, one end of a stopper pin (29) is inserted into a slot of the second gear (24) under the elastic force of a second spring (30), the limiting pin (29) is used for blocking the second gear (24) from rotating, the shifting rod (31) is arranged in the shifting groove (28) in a sliding mode, one end of the shifting rod (31) is fixedly connected with the side wall of the limiting pin (29), and the other end of the shifting rod (31) extends out of the shifting groove (28).