CN215919926U

CN215919926U - Bearing inner race grinding device

Info

Publication number: CN215919926U
Application number: CN202122111198.9U
Authority: CN
Inventors: 毕俊英
Original assignee: Jiashan Qiangda Machinery Co ltd
Current assignee: Jiashan Qiangda Machinery Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-01
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to the technical field of bearing processing, and discloses a bearing inner ring polishing device which comprises a box body, wherein a first motor is fixedly arranged on the left side of a connecting plate, an electric telescopic rod is fixedly arranged on the right side of the connecting plate, a grinding disc is movably arranged on the outer surface of a rotating shaft, a second motor is fixedly arranged at the bottom of an inner cavity of the box body, a first arc-shaped fixture block is fixedly arranged on one side opposite to two L-shaped fixture blocks, a second arc-shaped fixture block is movably arranged at the top of the first arc-shaped fixture block, the first arc-shaped fixture block and the second arc-shaped fixture block are driven to move towards the middle and fix an outer ring of a bearing by matching of the second motor with a forward screw rod, a reverse screw rod, a thread block and the L-shaped fixture block, and then the grinding disc is driven to polish the inner ring of the bearing in the process of moving towards the right by matching of the electric telescopic rod with the first motor and the rotating shaft, the purpose of fixing the bearing is achieved.

Description

Bearing inner race grinding device

Technical Field

The utility model relates to the technical field of bearing processing, in particular to a bearing inner ring polishing device.

Background

The bearing is an important part in modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, and the inner ring of the bearing needs to be polished by a polishing device in the production and processing process.

When using, the existing polishing device for the bearing inner ring is not firm enough to fix the bearing, so that the bearing is easy to deviate in the polishing process, the polishing effect of the bearing inner ring is further influenced, the application range of the polishing device is small, and the polishing of the bearings with different specifications is difficult.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a bearing inner ring polishing device which has the advantages that a bearing can be firmly fixed, the problem that the polishing effect is influenced due to the fact that the bearing deviates in the polishing process is solved, the application range of the polishing device is enlarged, and the like.

(II) technical scheme

In order to solve the technical problems, the utility model provides the following technical scheme: a bearing inner ring polishing device comprises a box body, wherein a supporting plate is fixedly installed on the left side of the box body, a connecting plate is fixedly installed at the top of the supporting plate, a first motor is fixedly installed on the left side of the connecting plate, a rotating shaft is fixedly installed at the output end of the first motor through a coupler, an electric telescopic rod is fixedly installed on the right side of the connecting plate, a grinding disc is movably installed on the outer surface of the rotating shaft, a second motor is fixedly installed at the bottom of an inner cavity of the box body, a forward lead screw is fixedly installed at the output end of the second motor through a speed reducer, a reverse lead screw is fixedly installed at the front end of the forward lead screw, threaded blocks are installed on the outer surfaces of the forward lead screw and the reverse lead screw in a threaded mode, L-shaped fixing blocks are fixedly installed at the tops of the two threaded blocks, a spring is fixedly installed between the two L-shaped fixing blocks, and an arc-shaped clamping block is fixedly installed on one side, opposite to the two L-shaped fixing blocks, the utility model discloses a gear box, including a box, a camber fixture block, a regulating shaft, a gear, a threaded sleeve, No. two camber fixture blocks of top movable mounting of camber fixture block, the top intercommunication of box has the inlet tube, the bottom intercommunication of inlet tube has the distributive pipe, the bottom fixed mounting of distributive pipe has the nozzle, the front of camber fixture block inner chamber is rotated and is installed the regulating spindle, the fixed surface of regulating spindle installs No. one the gear, the bottom of camber fixture block inner chamber is rotated and is installed the threaded sleeve, the threaded rod is installed to the internal thread of threaded sleeve, the fixed surface of threaded sleeve installs No. two gears.

Preferably, the right end of rotation axis runs through connecting plate and box in proper order and extends to the inside of box, electric telescopic handle's right-hand member and the left side fixed connection of box.

Preferably, the front end of the reverse screw rod is rotatably connected with the front surface of the inner cavity of the box body, and one sides, far away from each other, of the two second arc-shaped clamping blocks are slidably connected with one sides, opposite to the two L-shaped fixing blocks, of the two second arc-shaped clamping blocks.

Preferably, the bottom of inlet tube runs through the box and extends to the inside of box, the front end of regulating spindle runs through an arc fixture block and extends to the outside of an arc fixture block.

Preferably, the top end of the threaded rod penetrates through the threaded sleeve and the first arc-shaped clamping block in sequence and extends to the outside of the first arc-shaped clamping block.

Preferably, the top end of the threaded rod is fixedly connected with the bottom of the second arc-shaped fixture block, and the outer surface of the second gear is meshed with the outer surface of the first gear.

(III) advantageous effects

Compared with the prior art, the utility model provides a bearing inner ring polishing device which has the following beneficial effects: this bearing inner circle grinding device accessible rotates regulating spindle cooperation a gear and No. two gears drive the thread bush rotatory, thread bush cooperation threaded rod drive No. two arc fixture blocks rebound adjust with the distance between the arc fixture block, through No. two motor cooperation forward lead screws, reverse lead screw, thread block and L type fixed block drive an arc fixture block and No. two arc fixture blocks to middle removal and fix the outer lane of bearing, drive the mill through electric telescopic handle cooperation a motor and rotation axis and polish the inner circle of bearing in the rightwards movement after that.

1. This bearing inner circle grinding device, through No. two motor cooperation forward lead screws, reverse lead screw, thread piece and L type fixed block drive an arc-shaped fixture block and No. two arc-shaped fixture blocks and fix to the outer lane of bearing to the intermediate transfer, drive the mill through electric telescopic handle cooperation a motor and rotation axis and polish to the inner circle of bearing in the rightward transfer after that, reached and carried out the purpose of fixing to the bearing, avoided the bearing to take place the skew and then influence the problem of the effect of polishing at the in-process of polishing, grinding device's practicality has been improved, the staff of being convenient for uses.

2. This bearing inner race grinding device drives the thread bush rotation through rotating regulating spindle cooperation a gear and No. two gears, and thread bush cooperation threaded rod drives No. two camber fixture blocks rebound and adjusts and the distance between the camber fixture block, has realized the effect that can polish to the bearing of different specifications, has increased grinding device's application range, has improved grinding device's flexibility.

Drawings

FIG. 1 is a front view in longitudinal section of the internal structure of the present invention;

FIG. 2 is a right side view of the internal structure of the present invention;

fig. 3 is a front view of the internal structure of the first arc-shaped fixture block of the present invention.

In the figure: 1. a box body; 2. a support plate; 3. a connecting plate; 4. a first motor; 5. a rotating shaft; 6. an electric telescopic rod; 7. a grinding disc; 8. a second motor; 9. a positive lead screw; 10. a reverse screw rod; 11. a thread block; 12. an L-shaped fixed block; 13. a spring; 14. a first arc-shaped fixture block; 15. a second arc-shaped fixture block; 16. a water inlet pipe; 17. a water diversion pipe; 18. a nozzle; 19. an adjustment shaft; 20. a first gear; 21. a threaded sleeve; 22. a threaded rod; 23. and a second gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a bearing inner ring polishing device comprises a box body 1, a supporting plate 2 is fixedly installed on the left side of the box body 1, the supporting plate 2 is used for providing bottom support for a connecting plate 3, the connecting plate 3 is fixedly installed on the top of the supporting plate 2, a first motor 4 is fixedly installed on the left side of the connecting plate 3, the first motor 4 is electrically connected with an external power supply, the first motor 4 is controlled by an external PLC programming program, a rotating shaft 5 is fixedly installed at the output end of the first motor 4 through a coupler, an electric telescopic rod 6 is fixedly installed on the right side of the connecting plate 3, a grinding disc 7 is movably installed on the outer surface of the rotating shaft 5, the grinding disc 7 can be disassembled and replaced, a second motor 8 is fixedly installed at the bottom of an inner cavity of the box body 1, the second motor 8 is electrically connected with the external power supply, the second motor 8 can rotate forwards and backwards, the second motor 8 is controlled by the external PLC programming program, the output end of a second motor 8 is fixedly provided with a forward screw rod 9 through a speed reducer, the front end of the forward screw rod 9 is fixedly provided with a reverse screw rod 10, the outer surfaces of the forward screw rod 9 and the reverse screw rod 10 are respectively provided with a threaded block 11 in a threaded manner, the tops of the two threaded blocks 11 are respectively fixedly provided with an L-shaped fixed block 12, a spring 13 is fixedly arranged between the two L-shaped fixed blocks 12, the spring 13 is used for ensuring the stability of the two threaded blocks 11 in the moving process, one side, opposite to the two L-shaped fixed blocks 12, is fixedly provided with a first arc-shaped fixture block 14, the top of the first arc-shaped fixture block 14 is movably provided with a second arc-shaped fixture block 15, the top of a box body 1 is communicated with a water inlet pipe 16, the water inlet pipe 16 is communicated with an external water supply device, the bottom end of the water inlet pipe 16 is communicated with a water diversion pipe 17, the bottom end of the water diversion pipe 17 is fixedly provided with a nozzle 18, the front surface of the inner cavity of the first arc-shaped fixture block 14 is rotatably provided with an adjusting shaft 19, a first gear 20 is fixedly arranged on the outer surface of the adjusting shaft 19, a threaded sleeve 21 is rotatably arranged at the bottom of an inner cavity of the first arc-shaped fixture block 14, a threaded rod 22 is arranged in the threaded sleeve 21 through threads, a second gear 23 is fixedly arranged on the outer surface of the threaded sleeve 21, the right end of the rotating shaft 5 sequentially penetrates through the connecting plate 3 and the box body 1 and extends into the box body 1, the right end of the electric telescopic rod 6 is fixedly connected with the left side of the box body 1, the front end of the reverse screw rod 10 is rotatably connected with the front surface of the inner cavity of the box body 1, the sides, far away from each other, of the two second arc-shaped fixture blocks 15 are respectively and slidably connected with the opposite sides of the two L-shaped fixture blocks 12, the bottom end of the water inlet pipe 16 penetrates through the box body 1 and extends into the box body 1, the front end of the adjusting shaft 19 penetrates through the first arc-shaped fixture block 14 and extends to the outside of the first arc-shaped fixture block 14, the top end of the threaded rod 22 sequentially penetrates through the threaded sleeve 21 and the first arc-shaped fixture block 14 and extends to the outside of the first arc-shaped fixture block 14, the top end of the threaded rod 22 is fixedly connected with the bottom of the second arc-shaped fixture block 15, and the outer surface of the second gear 23 is meshed with the outer surface of the first gear 20.

The working principle is as follows: firstly, a worker adjusts the distance between a first arc-shaped fixture block 14 and a second arc-shaped fixture block 15 according to the specification of a bearing, specifically, a regulating shaft 19 is rotated to be matched with a first gear 20 and a second gear 23 to drive a threaded sleeve 21 to rotate, the threaded sleeve 21 is matched with a threaded rod 22 to drive a second arc-shaped fixture block 15 to move upwards in the rotating process, then a second motor 8 is started to be matched with a speed reducer to drive a forward lead screw 9 and a reverse lead screw 10 to rotate, the forward lead screw 9 and the reverse lead screw 10 are matched with an L-shaped fixing block 12 to drive the first arc-shaped fixture block 14 and the second arc-shaped fixture block 15 to move towards the middle in the rotating process through a threaded block 11 and fix the outer ring of the bearing, a first motor 4 and an electric telescopic rod 6 are started after the bearing is fixed, the electric telescopic rod 6 drives the first motor 4, a rotating shaft 5 and a grinding disc 7 through a coupling and a rotating shaft 5 to drive the grinding disc 7 to beat the inner ring of the bearing in the rightward movement And (3) grinding, and simultaneously, an external water supply device is matched with the water inlet pipe 16 and the water distribution pipe 17 to drive the nozzle 18 to cool the surface of the bearing.

To sum up, this bearing inner circle grinding device accessible rotates regulating shaft 19 and cooperates a gear 20 and No. two gears 23 and drives the thread bush 21 rotatory, and thread bush 21 cooperates threaded rod 22 to drive No. two arc fixture blocks 15 and upwards move and adjust and the distance between a arc fixture block 14, drives a arc fixture block 14 and No. two arc fixture blocks 15 through No. two motor 8 cooperation forward lead screw 9, reverse lead screw 10, thread block 11 and L type fixed block 12 and moves to the centre and fix the outer lane of bearing, cooperates a motor 4 and rotation axis 5 through electric telescopic handle 6 and drives mill 7 and polish the inner circle of bearing in the rightwards movement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 bearing inner race grinding device, includes box (1), the left side fixed mounting of box (1) has backup pad (2), the top fixed mounting of backup pad (2) has connecting plate (3), its characterized in that: the automatic grinding machine is characterized in that a first motor (4) is fixedly mounted on the left side of the connecting plate (3), a rotating shaft (5) is fixedly mounted at the output end of the first motor (4) through a coupler, an electric telescopic rod (6) is fixedly mounted on the right side of the connecting plate (3), a grinding disc (7) is movably mounted on the outer surface of the rotating shaft (5), a second motor (8) is fixedly mounted at the bottom of an inner cavity of the box body (1), a forward lead screw (9) is fixedly mounted at the output end of the second motor (8) through a speed reducer, a reverse lead screw (10) is fixedly mounted at the front end of the forward lead screw (9), thread blocks (11) are mounted on the outer surfaces of the forward lead screw (9) and the reverse lead screw (10) in a threaded manner, L-shaped fixing blocks (12) are fixedly mounted at the tops of the thread blocks (11), and a spring (13) is fixedly mounted between the L-shaped fixing blocks (12), two equal fixed mounting in one side that L type fixed block (12) is relative has an arc fixture block (14), the top movable mounting of an arc fixture block (14) has No. two arc fixture blocks (15), the top intercommunication of box (1) has inlet tube (16), the bottom intercommunication of inlet tube (16) has distributive pipe (17), the bottom fixed mounting of distributive pipe (17) has nozzle (18), the front of an arc fixture block (14) inner chamber is rotated and is installed regulating spindle (19), the external fixed surface of regulating spindle (19) installs gear (20), the bottom of an arc fixture block (14) inner chamber is rotated and is installed thread bush (21), threaded rod (22) are installed to the internal thread of thread bush (21), the external fixed surface of thread bush (21) installs gear (23) No. two.

2. The bearing inner ring grinding device according to claim 1, wherein: the right-hand member of rotation axis (5) runs through connecting plate (3) and box (1) in proper order and extends to the inside of box (1), the right-hand member of electric telescopic handle (6) and the left side fixed connection of box (1).

3. The bearing inner ring grinding device according to claim 1, wherein: the front end of the reverse screw rod (10) is rotatably connected with the front surface of the inner cavity of the box body (1), and one side, far away from each other, of each two arc-shaped clamping blocks (15) is slidably connected with one side, opposite to the two L-shaped fixing blocks (12).

4. The bearing inner ring grinding device according to claim 1, wherein: the bottom of inlet tube (16) runs through box (1) and extends to the inside of box (1), the front end of regulating spindle (19) runs through a No. one arc fixture block (14) and extends to the outside of a No. one arc fixture block (14).

5. The bearing inner ring grinding device according to claim 1, wherein: the top end of the threaded rod (22) penetrates through the threaded sleeve (21) and the first arc-shaped fixture block (14) in sequence and extends to the outside of the first arc-shaped fixture block (14).

6. The bearing inner ring grinding device according to claim 1, wherein: the top end of the threaded rod (22) is fixedly connected with the bottom of the second arc-shaped fixture block (15), and the outer surface of the second gear (23) is meshed with the outer surface of the first gear (20).