阅读说明：本技术 一种高速轴承 (High-speed bearing ) 是由 陈学生 汤少平 雷国平 张叶辉 于 2019-09-23 设计创作，主要内容包括：本发明提出一种高速轴承,包括套件和自润套；套件套设在自润套的外侧；其中,自润套使用固体润滑材料制成,以使摩擦自润套的内壁时自润套产生润滑粒子。本发明的有益效果：套件通过自润套套接转轴时,通过产生的润滑粒子的润滑作用,可以降低摩擦系数,使转轴无需加油即可具有润滑效果,避免了加油不及时而出现套件和转轴磨损和卡死的情况,也防止了成本较大而降低市场竞争力。(The invention provides a high-speed bearing, which comprises a sleeve and a self-lubricating sleeve; the sleeve piece is sleeved on the outer side of the self-lubricating sleeve; the self-lubricating sleeve is made of a solid lubricating material, so that lubricating particles are generated when the inner wall of the self-lubricating sleeve is rubbed. The invention has the beneficial effects that: when the external member cup joints the pivot through self-lubricating cover, through the lubricated effect of the lubricated particle that produces, can reduce coefficient of friction, make the pivot need not to refuel and can have lubricated effect, avoided refueling untimely and the external member and pivot wearing and tearing appear and the dead condition of card, also prevented that the cost is great and reduce market competition.)

1. A high speed bearing, comprising a sleeve and a self-lubricating sleeve; the sleeve is sleeved outside the self-lubricating sleeve; wherein the self-lubricating sleeve is made of a solid lubricating material, so that lubricating particles are generated by the self-lubricating sleeve when the inner wall of the self-lubricating sleeve is rubbed.

2. The high speed bearing of claim 1 wherein the solid lubricant material comprises a graphite material such that the lubricant particles produced are graphite particles.

3. The high-speed bearing according to claim 1, wherein the self-lubricating sleeve is provided with a plurality of through holes, and the through holes penetrate through an inner side wall and an outer side wall of the self-lubricating sleeve.

4. The high speed bearing of claim 1 wherein the self-lubricating sleeve is rotatable relative to the sleeve.

5. The high-speed bearing of claim 1 wherein the self-lubricating sleeve and the sleeve are fixed to each other.

6. The high-speed bearing of claim 1 wherein the cartridge comprises a bearing comprising an inner race that is disposed outside of the self-lubricating sleeve.

7. The high-speed bearing of claim 6, wherein the bearing further comprises an outer race and a steel ball; the outer ring is sleeved on the outer side of the inner ring, and the steel ball is arranged between the outer ring and the inner ring, so that the outer ring and the inner ring can rotate relatively.

8. The high-speed bearing according to claim 6, wherein the high-speed bearing further comprises a rotating shaft, the self-lubricating sleeve is sleeved outside the rotating shaft, and the rotating shaft is rotatable relative to the self-lubricating sleeve.

9. The high-speed bearing of claim 8, wherein a limit wall is protruded from an outer side wall of the rotating shaft, and the self-lubricating sleeve and the inner ring of the bearing abut against the limit wall.

Technical Field

The invention relates to the field of bearings, in particular to a high-speed bearing.

Background

Disclosure of Invention

Based on the problems of the prior art, the present invention provides a high speed bearing.

The invention provides a high-speed bearing, which comprises a sleeve part and a self-lubricating sleeve; the sleeve is sleeved outside the self-lubricating sleeve; wherein the self-lubricating sleeve is made of a solid lubricating material, so that lubricating particles are generated by the self-lubricating sleeve when the inner wall of the self-lubricating sleeve is rubbed.

further, the solid lubricating material includes a graphite material so that the lubricating particles produced are graphite particles.

Furthermore, a plurality of through holes are formed in the self-lubricating sleeve, and the through holes penetrate through the inner side wall and the outer side wall of the self-lubricating sleeve.

Further, the self-lubricating sleeve may be rotatable relative to the sleeve.

Further, the self-lubricating sleeve and the sleeve are mutually fixed.

Further, the external member includes the bearing, the bearing includes the inner circle, the inner circle cover is established the outside of self-lubricating cover.

further, the bearing also comprises an outer ring and a steel ball; the outer ring is sleeved on the outer side of the inner ring, and the steel ball is arranged between the outer ring and the inner ring, so that the outer ring and the inner ring can rotate relatively.

Further, the high-speed bearing further comprises a rotating shaft, the self-lubricating sleeve is sleeved on the outer side of the rotating shaft, and the rotating shaft can rotate relative to the self-lubricating sleeve.

Furthermore, the outer side wall of the rotating shaft is convexly provided with a limiting wall, and the self-lubricating sleeve and the inner ring of the bearing are abutted against the limiting wall.

The invention has the beneficial effects that: when the external member cup joints the pivot through self-lubricating cover, through the lubricated effect of the lubricated particle that produces, can reduce coefficient of friction, make the pivot need not to refuel and can have lubricated effect, avoided refueling untimely and the external member and pivot wearing and tearing appear and the dead condition of card, also prevented that the cost is great and reduce market competition.

Drawings

FIG. 1 is a schematic structural diagram of a high-speed bearing according to an embodiment of the present invention;

FIG. 2 is a cut-away view of a high speed bearing provided by an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a self-lubricating cover according to an embodiment of the present invention;

Fig. 4 is a sectional view of a high speed bearing according to another embodiment of the present invention.

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.

It should be noted that all directional indicators (such as up, down, left, right, front, back, horizontal, vertical, etc.) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a certain posture (as shown in the drawings), and if the certain posture is changed, the directional indicators are changed accordingly, the "connection" may be a direct connection or an indirect connection, and the "setting", and "setting" may be directly or indirectly set.

In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 2, fig. 1 is a schematic structural diagram of a high-speed bearing according to an embodiment of the present invention; FIG. 2 is a cut-away view of a high speed bearing provided by an embodiment of the present invention; in the present embodiment, the high speed bearing includes a sleeve member and a self-lubricating sleeve 30; the sleeve is sleeved outside the self-lubricating sleeve 30; the self-lubricating sleeve 30 is made of a solid lubricating material, so that the self-lubricating sleeve 30 generates lubricating particles when the rotating shaft 20 rubs against the inner wall of the self-lubricating sleeve 30.

In this embodiment, when the external member cup joints the rotating shaft 20 through the self-lubricating sleeve 30, the friction coefficient can be reduced through the lubrication effect of the generated lubricating particles, so that the rotating shaft 20 can have the lubricating effect without oiling, thereby avoiding the conditions that the external member and the rotating shaft 20 are worn and blocked due to untimely oiling, and preventing the cost from being high and reducing the market competitiveness.

In an alternative embodiment, for example, in the present embodiment, the solid lubricant material includes graphite material, so that the lubricant particles produced are graphite particles, and the lubrication effect of the graphite particles is better. In an alternative embodiment, the solid lubricant material may also be molybdenum disulfide, boron nitride, nylon, or the like.

In an alternative embodiment, for example, as shown in fig. 3, the self-lubricating sleeve 30 is provided with a plurality of through holes 31, and the through holes 31 penetrate through the inner side wall and the outer side wall of the self-lubricating sleeve 30 to facilitate movement and storage of the lubricating particles.

In an alternative embodiment, such as this, the self-lubricating sleeve 30 may be rotatable relative to the sleeve.

In an alternative embodiment, the self-lubricating sleeve 30 and the sleeve are fixed to each other.

In an alternative embodiment, for example, in the present embodiment, the kit includes the bearing 30, the bearing 30 includes the inner ring 11, and the inner ring 11 is sleeved on the outer side of the self-lubricating sleeve 30.

In an alternative embodiment, such as this, the bearing 30 also has an outer race 13 and a steel ball 12; the outer ring 13 is sleeved outside the inner ring 11, and the steel ball 12 is arranged between the outer ring 13 and the inner ring 11, so that the outer ring 13 and the inner ring 11 can rotate relatively.

in an alternative embodiment, as shown in FIG. 4, the kit includes a sleeve 14, the sleeve 14 being disposed outside the self-lubricating sleeve 30.

In an alternative embodiment, for example, in this embodiment, the high-speed bearing further includes a rotating shaft 20, the self-lubricating sleeve 30 is sleeved on the outer side of the rotating shaft 20, and the rotating shaft 20 can rotate relative to the self-lubricating sleeve 30.

In an alternative embodiment, for example, in this embodiment, the outer side wall of the rotating shaft 20 is convexly provided with a limiting wall 21, and the self-lubricating sleeve 30 and the inner ring 11 of the bearing 30 abut against the limiting wall 21 so as to limit the bearing 30 and the self-lubricating sleeve 30, so that the bearing 30 and the self-lubricating sleeve 30 are more stable during operation.

In an alternative embodiment, such as the present embodiment, the self-lubricating sleeve 30 is cylindrical to match the bearing 30 and the cylindrical shaft 20.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.