CN218971680U - Bearing sleeve with good lubricity - Google Patents

Abstract

The utility model discloses a bearing shaft sleeve with good lubricity, and relates to the field of bearing shaft sleeves. According to the utility model, the base, the mounting frame and the roller are arranged, when the steel balls rotate in the corresponding grooves, the roller is arranged to ensure that the steel balls are in direct contact with the shaft sleeve to ensure the smoothness of the surfaces of the steel balls when the steel balls rotate, so that the lubricating property of the bearing and the shaft sleeve is ensured, when the shaft sleeve jacket is screwed on the shaft sleeve through threads, one surface of the bearing can be protected through the shaft sleeve jacket to prevent the shaft sleeve from being damaged by knocking, meanwhile, the shaft sleeve jacket can ensure that the base is firmly clamped inside the shaft sleeve to ensure that the steel balls are engaged, and meanwhile, the shaft sleeve can be ensured to be clamped on required parts through the clamping blocks, so that the bearing is more fastened than the shaft sleeve with a smooth surface.

Description

Bearing sleeve with good lubricity

Technical Field

The utility model relates to the field of bearing shaft sleeves, in particular to a bearing shaft sleeve with good lubricity.

Background

The bearing sleeve refers to a sleeve sleeved outside the bearing, the bearing and the sleeve are matched with each other, the matched main functions are to support the mechanical rotating body, reduce the friction coefficient in the moving process and ensure the rotation precision of the mechanical rotating body, and the sleeve also plays a role in protecting the bearing.

The existing shaft sleeve always bears steel balls through the smooth inner surface, and the purpose of high lubrication efficiency is achieved through the smooth inner surface, so that the highest efficiency of the machine can be achieved when the machine rotates, and excessive kinetic energy cannot be wasted.

However, in the above-mentioned mode, when the steel ball is used for a long time, the surface of the steel ball and the inner surface of the shaft sleeve are worn mutually, when the wear is too high, the friction coefficient is too high, the rotation precision is reduced, the rotation efficiency is low, and meanwhile, the steel ball is contacted with the shaft sleeve, and when the steel ball is knocked, the surface of the shaft sleeve is damaged.

Disclosure of Invention

Based on this, it is an object of the present utility model to provide a bearing sleeve with good lubricity to solve the technical problems set forth in the background art mentioned above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the bearing shaft sleeve with the good lubricity comprises a shaft sleeve, wherein a plurality of groups of bases are movably connected in the shaft sleeve, a plurality of groups of installation frames are fixedly connected to the upper parts of the bases, the installation frames are connected with idler wheels through rotating rods, and the shaft sleeve is in threaded connection with a shaft sleeve.

Through adopting above-mentioned technical scheme, when the steel ball rotates in corresponding recess, can guarantee through the setting up of gyro wheel that the steel ball is rotatory, avoided direct and the sleeve contact to guarantee the smoothness on steel ball surface, and then guaranteed the lubricity of bearing and sleeve.

The utility model further provides that a plurality of groups of clamping blocks are distributed on the outer wall of the sleeve outer sleeve.

Through adopting above-mentioned technical scheme, after the axle sleeve installation, can make the whole better card of bearing advance inside machinery through the outer fixture block of axle sleeve overcoat, prevent to remove.

The utility model is further arranged that a plurality of groups of semicircular grooves are formed in the inner wall of the shaft sleeve, and the grooves are matched with the surfaces of the steel balls.

Through adopting above-mentioned technical scheme, when the axle sleeve installation was used, can make the steel ball fit in the recess through the recess of seting up on the axle sleeve, easy to assemble.

The utility model is further characterized in that a sliding groove is formed in the shaft sleeve, the sliding groove is used for sliding the base, and when the base slides to the outermost side in the shaft sleeve, the lower surface of the base protrudes out of the outer surface of the shaft sleeve.

Through adopting above-mentioned technical scheme, when the axle sleeve is installed, the accessible rotation axle sleeve removes the base to the outside, can install the steel ball in the recess at this moment and assemble the use.

The utility model is further arranged that the steel balls can be tightly fixed on the bearing when the base slides to the innermost side in the shaft sleeve.

Through adopting above-mentioned technical scheme, when the base slides to innermost, can realize tightly fixing the steel ball on the bearing through the gyro wheel of base tip, prevent steel ball and axle sleeve contact wearing and tearing, improved the durability of steel ball between bearing and axle sleeve.

In summary, the utility model has the following advantages:

1. according to the utility model, the base, the mounting frame and the roller are arranged, when the steel balls rotate in the corresponding grooves, the arrangement of the roller can ensure that the steel balls rotate, so that the steel balls are prevented from directly contacting the shaft sleeve, the smoothness of the surfaces of the steel balls is ensured, and the lubricity of the bearing and the shaft sleeve is further ensured.

2. According to the utility model, the shaft sleeve jacket and the clamping block are arranged, when the shaft sleeve jacket is screwed on the shaft sleeve through the threads, one surface of the bearing can be protected through the shaft sleeve jacket, the damage to the shaft sleeve caused by knocking is prevented, meanwhile, the shaft sleeve jacket can ensure that the base is firmly clamped inside the shaft sleeve to fit the steel balls, and meanwhile, the shaft sleeve can be ensured to be clamped on required parts through the clamping block, so that the bearing is more fastened than the smooth shaft sleeve.

Drawings

FIG. 1 is a cross-sectional perspective view of a bushing of the present utility model;

FIG. 2 is an elevation view of a sleeve according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A;

FIG. 4 is a block diagram of a vertical face of a base of the present utility model;

fig. 5 is an elevation view of the sleeve jacket of the present utility model.

In the figure: 1. a shaft sleeve; 101. a groove; 2. a sleeve jacket; 3. a clamping block; 4. a base; 401. a chute; 5. a mounting frame; 6. and a roller.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The bearing shaft sleeve with good lubricity is shown as 1-5, the bearing shaft sleeve comprises a shaft sleeve 1, a plurality of groups of bases 4 are movably connected in the shaft sleeve 1, then the shaft sleeve 1 is rotated, the bases 4 movably arranged in the shaft sleeve 1 can move outwards, a plurality of groups of installation frames 5 are fixedly connected to the upper parts of the bases 4, the installation frames 5 are connected with idler wheels 6 through rotating rods, the bases 4 can drive the idler wheels 6 to retract into the shaft sleeve through the installation frames 5, then the bearings are placed in the circumference sleeves, required steel balls are placed in the shaft sleeve 1 and the shaft sleeve outer sleeve 2, when the steel balls are clamped into corresponding grooves 101 on the shaft sleeve 1, the bases 4 are manually pushed into the shaft sleeve 1, at the moment, the shaft sleeve outer sleeve 2 is installed on the outer wall of the shaft sleeve 1, and required instruments are clamped in through clamping blocks 3 on the shaft sleeve outer sleeve 2.

Referring to fig. 5, in the above embodiment, a plurality of groups of clamping blocks 3 are distributed on the outer wall of the sleeve 2, and after the sleeve is installed, the whole bearing can be better clamped into the machine through the clamping blocks outside the sleeve, so as to prevent movement.

Referring to fig. 1 and 2, in the above embodiment, a plurality of groups of semicircular grooves 101 are formed in the inner wall of the sleeve 1, and the grooves 101 are matched with the surfaces of the steel balls, so that when the sleeve is installed and used, the steel balls can be engaged in the grooves through the grooves formed in the sleeve, and the installation is convenient.

Referring to fig. 1, in the above embodiment, a sliding groove 401 is formed in the shaft sleeve 1, and the sliding groove 401 is used for sliding the base 4, when the base 4 slides to the outermost side in the shaft sleeve 1, the lower surface of the base 4 protrudes out of the outer surface of the shaft sleeve 1, and when the shaft sleeve is installed, the base can be moved to the outer side by rotating the shaft sleeve, and then the steel balls can be installed into the grooves for assembly.

Referring to fig. 1, in the above embodiment, when the base slides to the innermost side in the shaft sleeve, the steel balls can be tightly fixed on the bearing, and when the base slides to the innermost side, the steel balls can be tightly fixed on the bearing by the rollers at the end of the base, so that contact abrasion between the steel balls and the shaft sleeve is prevented, and durability of the steel balls between the bearing and the shaft sleeve is improved.

The working principle of the utility model is as follows: when the axle sleeve 1 is installed and used, firstly, the axle sleeve jacket 2 is taken down from the axle sleeve 1, then the axle sleeve 1 is rotated, the base 4 movably arranged in the axle sleeve 1 can outwards move, at the moment, the base 4 can drive the roller 6 to retract into the axle sleeve through the mounting frame 5, then the bearing is placed in the peripheral sleeve, required steel balls are placed in the peripheral sleeve, when the steel balls are clamped into the corresponding grooves 101 on the axle sleeve 1, the base 4 is manually pushed into the axle sleeve 1, at the moment, the axle sleeve jacket 2 is installed on the outer wall of the axle sleeve 1, and a required instrument is clamped into the axle sleeve through the clamping blocks 3 on the axle sleeve jacket 2.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (5)

1. Bearing axle sleeve with good lubricity, including axle sleeve (1), its characterized in that: the novel automatic feeding device is characterized in that a plurality of groups of bases (4) are movably connected inside the shaft sleeve (1), a plurality of groups of mounting frames (5) are fixedly connected to the upper parts of the bases (4), the mounting frames (5) are connected with idler wheels (6) through rotating rods, and the shaft sleeve (1) is connected with the shaft sleeve outer sleeve (2) through threads.

2. The bearing sleeve with good lubricity according to claim 1, characterized in that: and a plurality of groups of clamping blocks (3) are distributed on the outer wall of the shaft sleeve jacket (2).

3. The bearing sleeve with good lubricity according to claim 1, characterized in that: a plurality of groups of semicircular grooves (101) are formed in the inner wall of the shaft sleeve (1), and the grooves (101) are matched with the surfaces of the steel balls.

4. The bearing sleeve with good lubricity according to claim 1, characterized in that: the sliding groove (401) is formed in the shaft sleeve (1), the base (4) is provided for sliding by the sliding groove (401), and when the base (4) slides to the outermost side in the shaft sleeve (1), the lower surface of the base (4) protrudes out of the outer surface of the shaft sleeve (1).

5. The bearing sleeve with good lubricity according to claim 1, characterized in that: the base (4) can tightly fix the steel balls on the bearing when sliding to the innermost side in the shaft sleeve (1).

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