CN221170387U

CN221170387U - Composite asynchronous friction-free bearing

Info

Publication number: CN221170387U
Application number: CN202322650372.6U
Authority: CN
Inventors: 刘奇
Original assignee: Individual
Current assignee: Liu Jun
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-06-18
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a composite asynchronous friction-free bearing, which belongs to the technical field of bearings and comprises main shaft balls and asynchronous shaft balls, wherein the main shaft balls and the asynchronous shaft balls are crossed and fixed with each other without a ball sleeve, the inner ring and the outer ring of the bearing are separated, the separated bearing rings are thick and are main bearings, the thin and asynchronous bearings are formed, the thickness of the separated bearing rings is consistent, the number of ball groups is equal to that of ball grooves of common bearings, each bearing is one group, a ball sleeve is not needed, each main bearing is combined with each asynchronous bearing in parallel, each main shaft ball and each asynchronous shaft ball are crossed and arranged, so that the function of fixing the asynchronous shaft balls is realized.

Description

Composite asynchronous friction-free bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a composite asynchronous friction-free bearing.

Background

Bearings are an important component in contemporary mechanical devices. The main function of the device is to support the mechanical rotator, reduce the friction coefficient in the motion process and ensure the rotation precision, is an important part in the contemporary mechanical equipment, is mainly used for determining the relative motion position of a rotating shaft and other parts and plays a role in supporting or guiding, and the main function of the device is to support the mechanical rotator, so as to reduce the mechanical load friction coefficient of the equipment in the transmission process, and the bearings can be divided into two types of rolling bearings and sliding bearings according to the difference of the friction properties of moving elements, wherein the deep groove ball bearing is the most common type in the rolling bearings, and the basic type of the deep groove ball bearing consists of an outer ring, an inner ring, a group of steel balls and a group of retainers.

The existing bearings are provided with sliding parts, sliding friction is larger than rolling friction, the service life of the bearings can be rapidly consumed in use, replacement of the bearings is troublesome, equipment use can be affected if the bearings are required to be frequently replaced, and then working efficiency is affected.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art.

Therefore, one purpose of the utility model is to provide a composite asynchronous friction-free bearing, which can change the sliding of the bearing into rolling, has no friction, positions balls, enables the main bearing to run without friction, reduces the friction of the bearing and prolongs the service life of the bearing.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the composite asynchronous friction-free bearing comprises main shaft balls and asynchronous shaft balls, wherein the main shaft balls and the asynchronous shaft balls are placed in a crossed mode and are mutually fixed without ball sleeves, the inner ring and the outer ring of the bearing are separated, the outer ring of the bearing is not separated, the separated bearing ring is thick and is a main bearing, the thin bearing ring is an asynchronous bearing, the thickness of the non-separated bearing ring is consistent, the number of ball groups is the same as that of a common bearing, and each bearing is one group without a ball sleeve.

Preferably, each main body bearing is combined with each asynchronous bearing in parallel, so that each main body shaft ball and each asynchronous shaft ball are arranged in a crossed manner, and the function of fixing the asynchronous shaft balls is achieved.

Preferably, the separated circumference has a thickness, the thick circle is the main body bearing, the thin circle is the asynchronous bearing, the asynchronous bearing idles reversely, and the thickness of the non-separated circle is consistent.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the ball can be fixed in a compound way, the reverse idle running is realized, the bearing sleeve part of the bearing is changed from sliding to rolling, the bearing is free of friction, the ball is positioned, the main bearing runs without friction, the friction of the bearing is reduced, and the service life of the bearing is prolonged.

Drawings

FIG. 1 is a schematic structural view of a composite asynchronous friction-free bearing of the present utility model;

FIG. 2 is a schematic diagram of an asynchronous shaft ball configuration in a composite asynchronous friction-free bearing of the present utility model;

FIG. 3 is a schematic cross-sectional structural view of the composite asynchronous friction-free bearing of the present utility model.

In the figure: 1. an asynchronous bearing; 2. a main body bearing; 3. asynchronous shaft balls; 4. a main body shaft ball; 5. ball grooves.

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. 1-3, an embodiment of the present utility model provides a composite asynchronous friction-free bearing, comprising: comprising a main body shaft ball 4 and an asynchronous shaft ball 3.

The main body shaft ball 4 and the asynchronous shaft ball 3 are arranged in a crossed manner and are fixed with each other without a ball sleeve, the inner ring and the outer ring of the bearing are separated, the separated bearing ring is a main body bearing 2, the separated bearing ring is thick and is an asynchronous bearing 1, the thickness of the separated bearing ring is consistent, the number of ball groups is the same as that of the ball grooves 5, each bearing is a group as that of a common bearing, no ball sleeve is needed, each main body bearing 2 is combined with each asynchronous bearing 1 in parallel, each main body shaft ball 4 and each asynchronous shaft ball 3 are arranged in a crossed manner, the function of fixing the asynchronous shaft ball 3 is achieved, the separated circumference has a thickness fraction, the thick ring is the main body bearing 2, the thin ring is the asynchronous bearing 1, the asynchronous bearing 1 reversely idles, and the thickness of the non-separated ring is consistent.

When the utility model is used, the fixed ball reversely rotates to play a role of a ball sleeve, so that the ball sleeve of the bearing is changed from sliding to rolling, a friction-free bearing is adopted, the asynchronous shaft ball 3 is positioned, the main body bearing 2 runs without friction, and the ball groove 5 is used for fixing and supporting the main body shaft ball 4 and the asynchronous shaft ball 3.

According to the technical scheme, the working steps of the scheme are summarized and carded: the reverse rotation of the balls plays a role of a ball sleeve, each main body bearing 2 and each asynchronous bearing 1 play a role of a thin ring auxiliary bearing of the ball sleeve, and the ball sleeve of the bearing is changed from sliding to rolling by using the asynchronous shaft balls 3 instead of the ball sleeve, so that the friction-free bearing is arranged, and the asynchronous shaft balls 3 are positioned, so that the main body bearings 2 do not run in a friction manner.

None of the utility models are related to the same or are capable of being practiced in the prior art. 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 composite asynchronous friction-free bearing is characterized in that: including main part axle ball (4) and asynchronous axle ball (3), main part axle ball (4) with asynchronous axle ball (3) alternately place, and are fixed each other, and do not need the ball cover, and a separation of outer lane in the bearing, a non-separation, the thick main part bearing (2) that is of bearing circle of separation, thin asynchronous bearing (1), the bearing circle thickness of non-separation is unanimous, and ball group number and ball groove (5) are the same with ordinary bearing, and every bearing is a set of, does not need the ball cover.

2. The composite asynchronous friction-free bearing of claim 1, wherein: each main body bearing (2) is combined with each asynchronous bearing (1) in parallel, so that each main body shaft ball (4) and each asynchronous shaft ball (3) are arranged in a crossed manner, and the function of fixing the asynchronous shaft balls (3) is achieved.

3. The composite asynchronous friction-free bearing of claim 1, wherein: the separated circumference has a thick part, the thick circle is the main body bearing (2), the thin circle is the asynchronous bearing (1), the asynchronous bearing (1) idles reversely, and the thickness of the non-separated circle is consistent.