CN211009569U

CN211009569U - Lubrication type radial spherical plain bearing

Info

Publication number: CN211009569U
Application number: CN201921551940.4U
Authority: CN
Inventors: 刘晨诚; 闵林峰; 刘刚
Original assignee: Changzhou Jialaide Precision Bearing Co ltd
Current assignee: Changzhou Jialaide Precision Bearing Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-07-14
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a lubricated type radial spherical plain bearing, including directional joint bearing outer lane, the inner wall fixed mounting of directional joint bearing outer lane has the built-in circle of directional joint bearing, the inboard of the built-in circle of directional joint bearing is provided with directional joint bearing inner circle, has lubricating oil through having filled in the oil storage tank, and the lubricated spin of being convenient for slides lubricating oil to directional joint bearing inner circle, pegs graft in the oil storage tank inside and has the leak protection to block up for lubricating oil is difficult for producing the loss, increases the lubricated stability of directional joint bearing inner circle, circles at directional joint bearing inner circle and opens there is the business turn over oilhole, is convenient for collect lubricating oil through the business turn over oilhole and places the chamber in. The oil collecting cotton is fixedly arranged inside the limiting block, so that lubricating oil can be conveniently collected inside the oil collecting cotton, and meanwhile, the lubricating oil can be thrown out through the oil inlet and outlet holes, so that the inner ring of the directional knuckle bearing can be conveniently lubricated.

Description

Lubrication type radial spherical plain bearing

Technical Field

The utility model belongs to the technical field of the spherical plain radial bearing, specifically be lubricated type spherical plain radial bearing.

Background

The radial spherical plain bearing is a sliding bearing with a special structure, can bear larger load, and is widely applied to industries such as engineering hydraulic oil cylinders, forging and pressing machine tools, engineering machinery, automation equipment, automobile shock absorbers, hydraulic machinery, swinging equipment, vibrating equipment and the like. In the long-term use process of the existing radial spherical plain bearing, the lubricating property of the radial spherical plain bearing is increasingly poor, so that the radial spherical plain bearing is scrapped, and therefore the existing radial spherical plain bearing structure needs to be improved.

Under the support of the prior art, innovation is carried out, the structure of the existing radial spherical plain bearing is improved, the radial spherical plain bearing is convenient to have better lubricating property in use, the service life of the radial spherical plain bearing is prolonged, and meanwhile, the stability of the radial spherical plain bearing in use is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems, a lubricated radial spherical plain bearing is provided.

Lubricated type radial spherical plain bearing, including directional joint bearing outer lane, the inner wall fixed mounting of directional joint bearing outer lane has the built-in circle of directional joint bearing, the inboard of the built-in circle of directional joint bearing is provided with directional joint bearing inner circle, open the inside of directional joint bearing outer lane has the oil storage tank, the inside packing of oil storage tank has lubricating oil, it has the leak protection to peg graft in the inside of oil storage tank to block up, the built-in circle middle part position of directional joint bearing is opened there is spacing draw-in groove, movable clamping has lubricated spin in the spacing draw-in groove.

The utility model adopts the technical scheme as follows:

the oil inlet and outlet hole is formed in the inner ring of the directional knuckle bearing, the placing cavity is formed in the middle of the inner ring of the directional knuckle bearing, the limiting block is fixedly mounted in the placing cavity, and the oil collecting cotton is fixedly mounted in the middle of the limiting block.

The lubricating rolling balls are distributed in an annular mode in a limiting clamping groove formed in the built-in ring of the directional knuckle bearing, and the lubricating rolling balls are inserted into the lower end of the oil storage tank.

The oil storage tank is annularly distributed at the middle position on the outer ring of the directional knuckle bearing, and is opposite to the limiting clamping groove.

The oil inlet and outlet holes are of a through hole structure, the oil inlet and outlet holes are annularly distributed on the inner ring of the directional knuckle bearing, and the number of the oil inlet and outlet holes is not less than eight.

The limiting blocks are welded in the placing cavities and distributed in the placing cavities in an annular mode, the outer wall of the inner ring of the directional knuckle bearing is provided with an electroplated chromium layer, and the oil collecting cotton is cotton fiber.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the directional knuckle bearing inner ring is convenient to lubricate better, the directional knuckle bearing inner ring rotates more smoothly, and meanwhile, the lubricating oil is collected better, so that the lubricating oil is not easy to waste.

1. The utility model discloses in, through having lubricating oil in the oil storage tank in, be convenient for lubricated spin slides lubricating oil to directional joint bearing inner race on, it has the leak protection to block up to peg graft in the oil storage tank inside for lubricating oil is difficult for producing and runs off, increases the lubricated stability of directional joint bearing inner race, circles in directional joint bearing inner race and opens there is the business turn over oilhole, is convenient for collect lubricating oil through the business turn over oilhole and places the chamber.

2. The utility model discloses in, there is the collection oil cotton at the inside fixed mounting of stopper, is convenient for collect the cotton inside of collection oil with lubricating oil, and accessible business turn over oilhole throws away lubricating oil simultaneously, is convenient for lubricate directional joint bearing inner circle.

Drawings

FIG. 1 is a sectional view of the structure of the outer ring and the inner ring of the directional oscillating bearing of the present invention;

FIG. 2 is a sectional view of the inner race structure of the directional joint bearing of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

The labels in the figure are: 1. an outer ring of the directional knuckle bearing; 2. a directional knuckle bearing built-in ring; 3. an inner ring of the directional joint bearing; 4. an oil storage tank; 5. lubricating oil; 6. leakage and blockage prevention; 7. a limiting clamping groove; 8. lubricating the rolling ball; 9. an oil inlet and outlet; 10. a placement chamber; 11. a limiting block; 12 collecting oil cotton.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, the lubricated radial spherical plain bearing comprises a directional spherical plain bearing outer ring 1, a directional spherical plain bearing inner ring 2 is fixedly installed on the inner wall of the directional spherical plain bearing outer ring 1, a directional spherical plain bearing inner ring 3 is arranged on the inner side of the directional spherical plain bearing inner ring 2, an oil storage tank 4 is arranged inside the directional spherical plain bearing outer ring 1, the oil storage tank 4 is annularly distributed on the middle position of the directional spherical plain bearing outer ring 1, the oil storage tank 4 is opposite to a limit clamping groove 7, lubricating oil 5 is filled in the oil storage tank 4, the lubricating ball 5 can be conveniently slid onto the directional spherical plain bearing inner ring 3 by the lubricating ball 8, a leakage-proof plug 6 is inserted into the oil storage tank 4, so that the lubricating oil 5 is not easy to run off, the lubricating stability of the directional spherical plain bearing inner ring 3 is improved, a limit clamping groove 7 is arranged on the middle position of, the lubricating rolling balls 8 are annularly distributed in a limiting clamping groove 7 formed in the inner ring 2 of the directional knuckle bearing, the lubricating rolling balls 8 are inserted into the lower end of an oil storage tank 4, oil inlet and outlet holes 9 are formed in the inner ring 3 of the directional knuckle bearing, lubricating oil 5 is conveniently collected into a placing cavity 10 through the oil inlet and outlet holes 9, the oil inlet and outlet holes 9 are of a through hole structure, the oil inlet and outlet holes 9 are annularly distributed in the inner ring 3 of the directional knuckle bearing, the number of the oil inlet and outlet holes 9 is not less than eight, the middle part of the inner ring 3 of the directional knuckle bearing is provided with a placing cavity 10, a limiting block 11 is fixedly installed in the placing cavity 10, the limiting block 11 is welded in the placing cavity 10, the limiting block 11 is annularly distributed in the placing cavity 10, the outer wall of the inner ring 3 of the directional knuckle bearing is provided with an electroplated chrome layer, the oil collecting cotton fibers 12 are, meanwhile, lubricating oil can be thrown out through the oil inlet and outlet hole 9, so that the inner ring 3 of the directional knuckle bearing is lubricated conveniently.

The working principle is as follows: when the radial spherical plain bearing is used, the inner ring 3 of the directional spherical plain bearing is arranged on the inner side of the inner ring 2 of the directional spherical plain bearing, lubricating oil 5 is poured into the oil storage tank 4, the anti-leakage plug 6 is inserted into the oil storage tank 4, when the inner ring 3 of the directional spherical plain bearing rotates, the inner ring 3 of the directional spherical plain bearing drives the lubricating rolling ball 8 to rotate, the lubricating oil 5 in the oil storage tank 4 is lubricated on the inner ring 3 of the directional spherical plain bearing by the lubricating rolling ball 8, when the lubricating oil 5 on the inner ring 3 of the directional spherical plain bearing is excessive, the lubricating oil 5 drops into the oil collecting cotton 12 through the oil inlet and outlet hole 9 to be collected, and under the inertia of the inner ring 3 of the directional spherical plain bearing, the lubricating oil 5 in the oil collecting cotton 12 can be thrown out through the oil inlet and outlet hole 9.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Lubricated type radial spherical plain bearing, including directional spherical plain bearing outer lane (1), its characterized in that: the inner wall fixed mounting of directional joint bearing outer lane (1) has directional joint bearing built-in circle (2), the inboard of directional joint bearing built-in circle (2) is provided with directional joint bearing inner race (3), open the inside of directional joint bearing outer lane (1) has oil storage tank (4), oil storage tank (4) inside packing has lubricating oil (5), the inside grafting of oil storage tank (4) has leak protection to block up (6), directional joint bearing built-in circle (2) middle part position is opened there is spacing draw-in groove (7), the activity card has lubricated spin (8) in spacing draw-in groove (7).

2. A lubricated radial spherical plain bearing according to claim 1, wherein: the oil inlet and outlet hole (9) is formed in the inner ring (3) of the directional knuckle bearing, the placing cavity (10) is formed in the middle of the inner ring (3) of the directional knuckle bearing, the limiting block (11) is fixedly installed in the placing cavity (10), and the oil collecting cotton (12) is fixedly installed in the middle of the limiting block (11).

3. A lubricated radial spherical plain bearing according to claim 1, wherein: the lubricating rolling balls (8) are annularly distributed in a limiting clamping groove (7) formed in the built-in ring (2) of the directional knuckle bearing, and the lubricating rolling balls (8) are inserted into the lower end of the oil storage tank (4).

4. A lubricated radial spherical plain bearing according to claim 1, wherein: the oil storage tank (4) is annularly distributed at the middle position on the outer ring (1) of the directional knuckle bearing, and the oil storage tank (4) is arranged opposite to the limiting clamping groove (7).

5. A lubricated angular contact bearing according to claim 2, wherein: the oil inlet and outlet holes (9) are of through hole structures, the oil inlet and outlet holes (9) are annularly distributed on the inner ring (3) of the directional knuckle bearing, and the number of the oil inlet and outlet holes (9) is not less than eight.

6. A lubricated angular contact bearing according to claim 2, wherein: the limiting block (11) is welded in the placing cavity (10), the limiting block (11) is distributed in the placing cavity (10) in an annular mode, an electroplated chromium layer is arranged on the outer wall of the inner ring (3) of the directional knuckle bearing, and the oil collecting cotton (12) is cotton fibers.