CN214837840U

CN214837840U - High-precision sealing type self-aligning roller bearing

Info

Publication number: CN214837840U
Application number: CN202120016646.4U
Authority: CN
Inventors: 张宝中; 张保全; 申忠涛; 段玉明
Original assignee: Shandong Huagong Bearing Co Ltd
Current assignee: Shandong Huagong Bearing Co Ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-11-23
Anticipated expiration: 2031-01-06

Abstract

The utility model relates to the technical field of bearings, and a canned type aligning roller bearing of high accuracy is disclosed, including main part and inner circle, the inside swing joint of inner circle and main part, the internal connection of inner circle has the rolling circle, the inside swing joint of rolling circle has the pivot, the internal connection of inner circle has to support the piece, first spacing groove has been seted up to the inside of inner circle. This canned type aligning roller bearing of high accuracy, through the inner circle, ring groove, the rolling circle, the apparatus further comprises a rotating shaft, lead to the groove, support the piece, first spacing groove, first stopper, first spring, first wedge groove and second wedge groove, can insert the fixed orifices with the instrument earlier, then it is rotatory to drive the rolling circle through the pulling tool, thereby force to support the second wedge groove joint of piece and pivot side surface, reached and be convenient for carry out the effect of installing aligning roller bearing, current aligning roller bearing has been solved when using the method of impressing to install, can lead to the impaired problem of bearing.

Description

High-precision sealing type self-aligning roller bearing

Technical Field

The utility model relates to a bearing technical field specifically is a canned type aligning roller bearing of high accuracy.

Background

The sealed self-aligning roller bearing has the same structure as a common self-aligning roller bearing, but the sealed self-aligning roller bearing has a small inner ring rotation range due to the requirement of sealing performance, so the bearing is only suitable for occasions with relatively small angle errors between a shaft and a bearing box seat.

When the existing self-aligning roller bearing is installed, a mechanical or hydraulic pressing method is mostly adopted, and when the installation method is used, once the outer ring of the roller bearing is accidentally stressed or collided, the outer ring can be separated from the inner ring, so that the bearing is damaged.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a canned type aligning roller bearing of high accuracy possesses the advantage of being convenient for to carry out the installation to aligning roller bearing, has solved current aligning roller bearing and when using the method of impressing to install, may lead to the impaired problem of bearing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a canned type aligning roller bearing of high accuracy, includes main part and inner circle, the inside swing joint of inner circle and main part, the internal connection of inner circle has the rotation circle, the inside swing joint of rotation circle has the pivot, the internal connection of inner circle has to the piece, first spacing groove has been seted up to the inside of inner circle, support the first stopper of the equal fixedly connected with in the left and right sides of piece, first stopper is connected through the interior diapire of first spring with first spacing groove, first wedge groove has been seted up to the inside of rotation circle, the second wedge groove has been seted up to the side surface of pivot.

Preferably, the inner wall of the inner ring is provided with an annular clamping groove, and the side surface of the rotating ring is in threaded connection with the inner wall of the annular clamping groove.

Preferably, a through groove is formed in the inner ring, and the side surface of the abutting block is movably connected with the inside of the through groove.

Preferably, the bottom end of the first spring is fixedly connected with the inner bottom wall of the first limiting groove, and the top end of the first spring is fixedly connected with the bottom of the first limiting block.

Preferably, the inside swing joint that rotates the circle has the kelly, the top fixedly connected with wedge of kelly, the joint groove has been seted up to the inside of inner circle, the inside swing joint in wedge and joint groove.

Preferably, a second limiting groove is formed in the rotating ring, a second limiting block is fixedly connected to the left side and the right side of the clamping rod, and the second limiting block is connected with the inner bottom wall of the second limiting groove through a second spring.

Compared with the prior art, the utility model provides a canned type aligning roller bearing of high accuracy possesses following beneficial effect:

1. this canned type aligning roller bearing of high accuracy, through the inner circle, ring groove, the rolling circle, the apparatus further comprises a rotating shaft, lead to the groove, support the piece, first spacing groove, first stopper, first spring, first wedge groove and second wedge groove, can insert the fixed orifices with the instrument earlier, then it is rotatory to drive the rolling circle through the pulling tool, thereby force to support the second wedge groove joint of piece and pivot side surface, reached and be convenient for carry out the effect of installing aligning roller bearing, current aligning roller bearing has been solved when using the method of impressing to install, can lead to the impaired problem of bearing.

2. This canned type aligning roller bearing of high accuracy, through the inner circle, the rolling ring, the kelly, the wedge, the joint groove, the second spacing groove, mutually support between second stopper and the second spring, can be through wedge and joint groove joint to make the relative position of rolling ring and inner circle fixed, reached the effect that prevents the bearing and relax, solved when the bearing is installed in the pivot after, the rolling ring is not hard up, takes place relative rotation with the inner circle, thereby lead to the not hard up problem of bearing.

Drawings

FIG. 1 is a partial cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 1 according to the present invention;

fig. 4 is a schematic view of the structure of the rotating ring of the present invention.

Wherein: 1. a main body; 2. an inner ring; 3. an annular neck; 4. rotating the ring; 5. a rotating shaft; 6. a through groove; 7. a resisting block; 8. a first limit groove; 9. a first stopper; 10. a first spring; 11. a first wedge groove; 12. a second wedge-shaped groove; 13. a clamping rod; 14. a wedge block; 15. a second limit groove; 16. a second limiting block; 17. a second spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a high precision sealed self-aligning roller bearing comprises a main body 1 and an inner ring 2, the main body 1 is a sealed self-aligning roller bearing body, the inner ring 2 is movably connected with the inside of the main body 1, a rotating ring 4 is connected with the inside of the inner ring 2, a clamping rod 13 is movably connected with the inside of the rotating ring 4, a moving groove is arranged inside the rotating ring 4, the side surface of the clamping rod 13 is movably connected with the inside of the moving groove, a wedge block 14 is fixedly connected with the top of the clamping rod 13, a clamping groove is arranged inside the inner ring 2, the wedge block 14 is movably connected with the inside of the clamping groove, a fixing hole is arranged on the front side of the rotating ring 4, a tool can be inserted into the fixing hole to drive the rotating ring to rotate, an arc chute is arranged on the inner wall on the front side of the annular clamping groove 3, the arc chute is positioned right in front of the fixing hole, and plays a role of facilitating the rotation of the rotating ring 4, the rotating ring 4 is internally provided with a second limiting groove 15, the left side and the right side of each moving groove are respectively provided with a second limiting groove 15, the left side and the right side of the clamping rod 13 are fixedly connected with second limiting blocks 16, the side surface of each second limiting block 16 is movably connected with the inside of the second limiting groove 15, each second limiting block 16 is connected with the inner bottom wall of the corresponding second limiting groove 15 through a second spring 17, the top end of each second spring 17 is fixedly connected with the bottom of the corresponding second limiting block 16, the bottom end of each second spring 17 is fixedly connected with the inner bottom wall of the corresponding second limiting groove 15, the relative positions of the rotating ring 4 and the inner ring 2 are fixed through the mutual matching of the inner ring 2, the rotating ring 4, the clamping rod 13, the wedge block 14, the clamping grooves, the second limiting grooves 15, the second limiting blocks 16 and the second springs 17, and the clamping grooves can be clamped through the wedge block 14, so that the bearing looseness is prevented, the problem of when the bearing is installed on pivot 5, the rotating ring 4 is not hard up, takes place relative rotation with inner circle 2 to lead to the bearing not hard up is solved.

The inner wall of the inner ring 2 is provided with an annular clamping groove 3, the side surface of the rotating ring 4 is in threaded connection with the inner wall of the annular clamping groove 3, the rotating ring 4 is positioned inside the inner ring 2, the rotating shaft 5 is movably connected inside the rotating ring 4, the rotating shaft 5 is a specially-made rotating shaft, when the bearing is used, the bearing needs to be matched with the rotating shaft for use, the inner ring 2 is internally connected with a resisting block 7, the inner ring 2 is internally provided with a through groove 6, the side surface of the resisting block 7 is movably connected with the inside of the through groove 6, the inner ring 2 is internally provided with a first limiting groove 8, two sides of each through groove are respectively provided with a first limiting groove 8, the left side and the right side of the resisting block 7 are fixedly connected with first limiting blocks 9, the side surface of each first limiting block 9 is movably connected with the inside of the first limiting groove 8, each first limiting block 9 is connected with the inner bottom wall of the first limiting groove 8 through a first spring 10, and the bottom end of the first spring 10 is fixedly connected with the inner bottom wall of the first limiting groove 8, the top end of a first spring 10 is fixedly connected with the bottom of a first limiting block 9, a first wedge-shaped groove 11 is arranged inside a rotating ring 4, a second wedge-shaped groove 12 is arranged on the side surface of a rotating shaft 5, the side surface of a resisting block 7 is movably connected with the inside of the first wedge-shaped groove 11, the side surface of the resisting block 7 is movably connected with the inside of the second wedge-shaped groove 12, a tool can be inserted into a fixed hole through an inner ring 2, an annular clamping groove 3, the rotating ring 4, the rotating shaft 5, a through groove 6, the resisting block 7, a first limiting groove 8, the first limiting block 9, the first spring 10, the first wedge-shaped groove 11 and the second wedge-shaped groove 12, then the rotating ring 4 is driven to rotate through a pulling tool, so that the resisting block 7 is forced to be clamped with the second wedge-shaped groove 12 on the side surface of the rotating shaft 5, the effect of facilitating installation of the self-aligning bearing is achieved, and the problem that when the existing self-aligning roller bearing is installed by using a press-in method is solved, possibly leading to problems of bearing damage.

When using, cup joint the bearing at 5 side surfaces of pivot earlier, the inner wall of inner circle 2 and the side surface swing joint of pivot 5 this moment, pass the arc spout with the instrument inserted bar again and insert in the fixed orifices, then the pulling inserted bar, it is rotatory to drive swivel becket 4 through the inserted bar, at rotatory in-process, it can be compelled to take place to remove to be located the piece 7 that supports in first wedge groove 11 originally, support the piece 7 one side of keeping away from first wedge groove 11 can with the second wedge groove 12 joint of 5 side surfaces of pivot, after supporting piece 7 and second wedge groove 12 joint, swivel becket 4 will unable the rotation, and wedge 14 also can take place the joint with the joint groove this moment, thereby make swivel becket 4's position fixed, in order to reach and prevent the bearing effect of relaxing.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a canned type self-aligning roller bearing of high accuracy, includes main part (1) and inner circle (2), its characterized in that: the utility model discloses an inner circle (2) and main part (1) inside swing joint, the internal connection of inner circle (2) has rotation circle (4), the inside swing joint who rotates circle (4) has pivot (5), the internal connection of inner circle (2) has to piece (7), first spacing groove (8) have been seted up to the inside of inner circle (2), support the first stopper (9) of the equal fixedly connected with in both sides about piece (7), first stopper (9) are connected with the inner diapire of first spacing groove (8) through first spring (10), first wedge groove (11) have been seted up to the inside of rotation circle (4), second wedge groove (12) have been seted up to the side surface of pivot (5).

2. The high precision canned self-aligning roller bearing according to claim 1, wherein: the inner wall of the inner ring (2) is provided with an annular clamping groove (3), and the side surface of the rotating ring (4) is in threaded connection with the inner wall of the annular clamping groove (3).

3. The high precision canned self-aligning roller bearing according to claim 1, wherein: a through groove (6) is formed in the inner ring (2), and the side surface of the abutting block (7) is movably connected with the inside of the through groove (6).

4. The high precision canned self-aligning roller bearing according to claim 1, wherein: the bottom end of the first spring (10) is fixedly connected with the inner bottom wall of the first limiting groove (8), and the top end of the first spring (10) is fixedly connected with the bottom of the first limiting block (9).

5. The high precision canned self-aligning roller bearing according to claim 1, wherein: the inside swing joint that rotates circle (4) has kelly (13), the top fixedly connected with wedge (14) of kelly (13), the joint groove has been seted up to the inside of inner circle (2), the inside swing joint in wedge (14) and joint groove.

6. The high precision canned self-aligning roller bearing of claim 5, wherein: second spacing groove (15) have been seted up to the inside of rotating ring (4), the equal fixedly connected with second stopper (16) in both sides about kelly (13), second stopper (16) are connected with the inner diapire of second spacing groove (15) through second spring (17).