CN211371042U

CN211371042U - High-stability bearing assembly

Info

Publication number: CN211371042U
Application number: CN201921906878.6U
Authority: CN
Inventors: 周冬冬
Original assignee: Yangzhou Jiaming Machinery Co ltd
Current assignee: Yangzhou Jiaming Machinery Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-08-28
Anticipated expiration: 2029-11-07

Abstract

The utility model belongs to the technical field of the bearing technique and specifically relates to a bearing assembly that stability is high, including bearing inner race and bearing inner race, bearing inner race's diameter is greater than bearing inner race's diameter, the ball groove has all been seted up on bearing inner race's inner chamber and bearing inner race's surface, the inner chamber roll connection in ball groove has the ball, the curve of ball inslot wall sets up for corresponding with the curve on ball surface, the surperficial cover of ball is equipped with the welding between position circle and the adjacent position circle and has the connecting plate. The utility model discloses a setting of bearing inner race, bearing inner circle, ball groove, ball, position circle, connecting plate and sealing washer makes bearing assembly possess the advantage that stability is high, has solved the design of current bearing for the open-type mostly simultaneously, and the ball exposes in the air, and lubricating oil can adsorb the dust in the air to reduce its result of use, influenced the problem of bearing stability.

Description

High-stability bearing assembly

Technical Field

The utility model relates to a bearing technical field specifically is a bearing assembly that stability is high.

Background

The bearing is an important part in the modern mechanical equipment, and 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.

In the process of using the bearing, in order to reduce the friction coefficient of the bearing to the minimum extent, lubricating oil is coated on the ball, but most of the existing bearings are designed in an open mode, the ball is exposed in the air, the lubricating oil can adsorb dust in the air, the using effect of the bearing is reduced, and the stability of the bearing is affected, so that a bearing assembly with high stability is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing assembly that stability is high possesses the high advantage of stability, has solved that current bearing is the open-type design mostly, and the ball exposes in the air, and lubricating oil can adsorb the dust in the air to reduce its result of use, influenced the problem of bearing stability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high bearing assembly of stability, includes bearing inner race and bearing inner race, bearing inner race's diameter is greater than bearing inner race's diameter, the ball groove has all been seted up on bearing inner race's inner chamber and bearing inner race's surface, the inner chamber roll connection in ball groove has the ball, the curve of ball inslot wall sets up for corresponding with the curve on ball surface, the surperficial cover of ball is equipped with the welding between position circle and the adjacent position circle and is had the connecting plate, the outside fixed mounting of position circle has the sealing washer, the surface of bearing inner race's inner chamber and bearing inner race just is located the both sides in ball groove and has all seted up the spacing groove.

Preferably, the outer ring and the inner ring of the sealing ring are both fixedly provided with a limiting ring, and the diameter of the sealing ring is larger than that of the bearing inner ring and smaller than that of the bearing outer ring.

Preferably, the outer ring of the sealing ring is in contact with the inner wall of the bearing outer ring, and the inner ring of the sealing ring is in contact with the surface of the bearing inner ring.

Preferably, the positioning ring is designed in an arc shape, the positioning ring and the connecting plate are combined into an annular assembly, and the annular assembly is positioned on the inner side of the sealing ring.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a setting of bearing inner race, bearing inner circle, ball groove, ball, position circle, connecting plate and sealing washer makes bearing assembly possess the advantage that stability is high, has solved the design of current bearing for the open-type mostly simultaneously, and the ball exposes in the air, and lubricating oil can adsorb the dust in the air to reduce its result of use, influenced the problem of bearing stability.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a partial side view of the retainer ring of the present invention;

fig. 4 is a side view of the bearing inner race of the present invention;

fig. 5 is a side sectional view of the bearing outer ring of the present invention.

In the figure: 1. a bearing outer race; 2. a bearing inner race; 3. a ball groove; 4. a ball bearing; 5. positioning rings; 6. a connecting plate; 7. a seal ring; 8. a limiting ring; 9. a limiting groove.

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. 1-5, a bearing assembly with high stability includes a bearing outer ring 1 and a bearing inner ring 2, the diameter of the bearing outer ring 1 is greater than that of the bearing inner ring 2, ball grooves 3 are formed in both the inner cavity of the bearing outer ring 1 and the surface of the bearing inner ring 2, balls 4 are connected to the inner cavity of the ball grooves 3 in a rolling manner, the curve of the inner wall of each ball groove 3 corresponds to the curve of the surface of each ball 4, a plurality of balls 4 are provided, a positioning ring 5 is sleeved on the surface of each ball 4, a connecting plate 6 is welded between adjacent positioning rings 5, a sealing ring 7 is fixedly installed on the outer side of each positioning ring 5, the bearing assembly has the advantage of high stability by the arrangement of the bearing outer ring 1, the bearing inner ring 2, the ball grooves 3, the balls 4, the positioning rings 5, the connecting plates 6 and the sealing rings 7, and the problem that most of existing bearings, lubricating oil can adsorb the dust in the air to reduce its result of use, influenced the problem of bearing stability.

In this embodiment, it is concrete, the equal fixed mounting of outer lane and the inner circle of sealing washer 7 has spacing collar 8, the diameter of sealing washer 7 is greater than the diameter of bearing inner race 2 and is less than the diameter of bearing outer race 1, through the setting of sealing washer 7, can be when this bearing assembly operates at a high speed, prevent that external dust from entering into the inside of bearing assembly, cause the pollution to its inside lubricating oil, and can also the effectual loss that reduces lubricating oil, the life of this bearing assembly has been prolonged, and can increase the stability ability of this bearing assembly.

In this embodiment, it is concrete, spacing groove 9 has all been seted up on the surface of the inner chamber of bearing inner race 1 and bearing inner race 2 and the both sides that are located ball groove 3, spacing ring 8 inserts the inner chamber of spacing groove 9, spacing ring 8 and spacing groove 9 can be further increase sealing washer 7's stability can, prevent that sealing washer 7 from droing when bearing assembly high-speed rotation, and can also increase the leakproofness between sealing washer 7 and bearing inner race 1 and the bearing inner race 2, further prevent the loss of the inside lubricating oil of bearing assembly, promote bearing assembly's stability.

In this embodiment, specifically, the outer ring of the seal ring 7 contacts with the inner wall of the bearing outer ring 1, the inner ring of the seal ring 7 contacts with the surface of the bearing inner ring 2, and the size of the seal ring 7 is the same as the size of the gap between the bearing outer ring 1 and the bearing inner ring 2, so that the fitting performance of the seal ring 7 is improved, and the sealing performance is further improved.

In this embodiment, it is concrete, the arc design is made to position circle 5, position circle 5 and the combination of connecting plate 6 are annular assembly, and this annular assembly is located the inboard of sealing washer 7, position circle 5 and the combination of connecting plate 6 are annular assembly, can be spacing to it at the in-process of 4 high-speed rotations of ball, prevent that the uneven phenomenon of atress from appearing in ball 4, reached the effect of protecting ball 4, further promotion this bearing assembly's stability can, thereby the life of this bearing assembly has been prolonged.

The working principle is as follows: the bearing assembly is provided with a positioning ring 5, a connecting plate 6, a sealing ring 7, a limiting ring 8, a limiting groove 9 and other structures, wherein the sealing ring 7 can prevent external dust from entering the inside of the bearing assembly and polluting lubricating oil inside the bearing assembly when the bearing assembly operates at a high speed, the loss of the lubricating oil can be effectively reduced, the stability of the sealing ring 7 can be further improved by the limiting ring 8 and the limiting groove 9, the sealing ring 7 is prevented from falling off when the bearing assembly rotates at a high speed, the sealing performance between the sealing ring 7 and the bearing outer ring 1 and the bearing inner ring 2 can be increased, the loss of the lubricating oil inside the bearing assembly can be further prevented, meanwhile, the size design of the sealing ring 7 is the same as the size of a gap between the bearing outer ring 1 and the bearing inner ring 2, the fitting performance of the sealing ring 7 is increased, and, and 5 and 6 combinations of locating washer and connecting plate are annular assembly, can be spacing to it at the in-process of 4 high-speed rotations of ball, prevent that the uneven phenomenon of atress from appearing in ball 4, reached the effect of protecting ball 4, through the cooperation of above structure, the stability ability of this bearing assembly of promotion that can be further to the life of this bearing assembly has been prolonged, is worth promoting very much.

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. A bearing assembly that stability is high, includes bearing inner race (2) and bearing outer race (1), its characterized in that: the diameter of bearing inner race (1) is greater than the diameter of bearing inner race (2), ball groove (3) have all been seted up on the inner chamber of bearing inner race (1) and the surface of bearing inner race (2), the inner chamber roll connection in ball groove (3) has ball (4), the curve of ball groove (3) inner wall sets up for corresponding with the curve on ball (4) surface, the surface cover of ball (4) is equipped with between position ring (5) and the adjacent position ring (5) welding has connecting plate (6), the outside fixed mounting of position ring (5) has sealing washer (7), spacing groove (9) have all been seted up on the surface of the inner chamber of bearing inner race (1) and bearing inner race (2) and the both sides that are located ball groove (3).

2. A high stability bearing assembly as claimed in claim 1, wherein: the outer ring and the inner ring of the sealing ring (7) are fixedly provided with a limiting ring (8), the diameter of the sealing ring (7) is larger than that of the bearing inner ring (2) and smaller than that of the bearing outer ring (1), and the limiting ring (8) is inserted into an inner cavity of the limiting groove (9).

3. A high stability bearing assembly as claimed in claim 1, wherein: the outer ring of the sealing ring (7) is in contact with the inner wall of the bearing outer ring (1), and the inner ring of the sealing ring (7) is in contact with the surface of the bearing inner ring (2).

4. A high stability bearing assembly as claimed in claim 1, wherein: the positioning ring (5) is designed in an arc shape, the positioning ring (5) and the connecting plate (6) are combined into an annular assembly, and the annular assembly is positioned on the inner side of the sealing ring (7).