CN220227544U

CN220227544U - Novel wear-resistant bearing ring

Info

Publication number: CN220227544U
Application number: CN202321990308.6U
Authority: CN
Inventors: 章杰; 石英; 金贇贇; 徐金燕; 金法根
Original assignee: Zhejiang Runyi Machinery Co ltd
Current assignee: Zhejiang Runyi Machinery Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2023-12-22
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses a novel wear-resistant bearing ring, which comprises: the inner ring and the outer ring, an inner guide ring A is welded at the outward opening of the inner ring, and an inner guide ring B is welded at the inward opening of the outer ring. This novel wear-resisting bearing ring, the inside lubricating grease of storage chamber that forms between inner guide ring B and the outer lane can naturally be because of on the ball is dripped through the oil leak hole to the gravity factor, pack the lubricating grease on the ball, the inside lubricating grease of storage chamber that forms between inner circle and the inner guide ring A also can fall on the ball through the oil leak Kong Di under the gravity factor effect, simultaneously, also can be because of the inner circle high-speed rotation, under the effect of centrifugal force outwards getting rid of, throw out the lubricating grease to the ball through the oil leak hole, supplement the lubricating grease to the ball from two-way, more comprehensive to ball replenishment lubricating oil, simultaneously, the lubricating grease is used for reducing the force between ball and the self-lubricating layer, reduce wearing and tearing, the life of extension bearing.

Description

Novel wear-resistant bearing ring

Technical Field

The utility model relates to the technical field of bearings, in particular to a novel wear-resistant bearing ring.

Background

The bearing mainly comprises an inner ring, an outer ring and balls rolling between the inner ring and the outer ring, wherein the outer ring and the inner ring are bearing rings, and the bearing rings are annular parts of a radial rolling bearing with one or more rollaway nest.

At present, bearing rings in the prior art roll in the raceway arranged on the bearing rings in the actual use process, and friction is generated between the balls and the bearing rings at the moment, so that the bearing rings are extremely easy to wear, normal use of the bearing is affected, and the structure is not optimized enough and the design is not reasonable enough.

Disclosure of Invention

The utility model aims to provide a novel wear-resistant bearing ring, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a novel wear resistant bearing ring comprising:

an inner guide ring A is welded at an outward opening of the inner ring, an inner guide ring B is welded at an inward opening of the outer ring, and a storage cavity for storing lubricating grease oil is formed between the inner ring and the inner guide ring A and between the inner guide ring B and the outer ring;

limiting sliding grooves are formed in opposite faces of the inner guide ring A and the inner guide ring B, self-lubricating layers are arranged in the limiting sliding grooves, and oil leakage holes communicated with a storage cavity for storing lubricating grease oil are formed in the inner guide ring A, the inner guide ring B and the self-lubricating layers on two sides in a penetrating mode.

As a further scheme of the utility model: the number of the inner guide ring A, the inner guide ring B and the oil leakage holes on the self-lubricating layer is four, and the inner guide ring A, the inner guide ring B and the oil leakage holes on the self-lubricating layer are respectively distributed on four sides of the inner guide ring A, the inner guide ring B and the oil leakage holes on the self-lubricating layer.

As still further aspects of the utility model: a circle of balls is arranged between the self-lubricating layers on two sides, rollaway nest is arranged on the opposite surfaces of the self-lubricating layers on two sides, and a limiting sliding cavity for sliding is formed between the rollaway nest on two sides.

As still further aspects of the utility model: a circle of balls is provided with a retainer for separating two adjacent balls.

As still further aspects of the utility model: the upper and lower positions of the inner guide ring B, which are close to one side of the inner guide ring A, are respectively provided with a plugging groove, and the upper and lower positions of the inner guide ring A, which are close to one side of the inner guide ring B, are respectively provided with an annular sealing plate.

As still further aspects of the utility model: the inside of shutoff recess bonds and has the sealing washer, and the sealing washer contacts with the wall of annular shrouding.

As still further aspects of the utility model: the self-lubricating layer is made of ceramic-based self-lubricating materials.

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

1. the utility model discloses the inside lubricating grease of storage chamber that forms between interior guide ring B and the outer lane can naturally be because of on the gravity factor passes through oil leak hole whereabouts ball, pack the lubricating grease to the ball on, the storage chamber that forms between inner circle and the interior guide ring A its inside lubricating grease, under gravity factor effect, also can fall on the ball through the oil leak Kong Di, simultaneously, also can be because of the inner circle high-speed rotation, under the effect that centripetal force was thrown outwards, throw out lubricating grease to the ball through the oil leak hole, supplement the lubricating grease to the ball from two-way, more comprehensive to ball replenishment lubricating oil, simultaneously, lubricating grease is used for reducing the power between ball and the self-lubricating layer, reduce wearing and tearing, the life of extension bearing, its structure is more optimized, the design is more reasonable.

2. The practical upper and lower two annular sealing plates are used for blocking the cavity where the ball is located, so that external impurities are prevented from entering the cavity, friction between the ball and the self-lubricating layer is increased, and meanwhile, the sealing ring is used for increasing sealing performance when the annular sealing plates are blocked, and the external impurities are further prevented from entering the cavity where the ball is located.

Drawings

FIG. 1 is a schematic view of a novel wear-resistant bearing ring;

FIG. 2 is a cross-sectional view of a novel wear resistant bearing ring;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A of a novel wear-resistant bearing ring;

fig. 4 is a schematic structural view of a novel wear-resistant bearing ring (without annular sealing plates).

In the figure: the sealing device comprises an inner ring 1, an inner guide ring A2, an annular sealing plate 3, an inner guide ring B4, an outer ring 5, a limiting chute 6, a self-lubricating layer 7, an oil leakage hole 8, a raceway 9, a sealing groove 10, a sealing ring 11, balls 12 and a retainer 13.

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 to 4, the present utility model proposes a novel wear-resistant bearing ring, comprising:

an inner guide ring A2 is welded at an outward opening of the inner ring 1 and an outer ring 5, an inner guide ring B4 is welded at an inward opening of the outer ring 5, and a storage cavity for storing lubricating grease is formed between the inner ring 1 and the inner guide ring A2 and between the inner guide ring B4 and the outer ring 5;

limiting sliding grooves 6 are formed in opposite faces of the inner guide ring A2 and the inner guide ring B4, a self-lubricating layer 7 is arranged in the limiting sliding grooves 6, the self-lubricating layer 7 is made of ceramic-based self-lubricating materials, friction force between the self-lubricating layer 7 and the balls 12 can be further reduced, oil leakage holes 8 communicated with a storage cavity for storing lubricating oil are formed in the inner guide ring A2, the inner guide ring B4 and the self-lubricating layer 7 on two sides in a penetrating mode, lubricating grease stored in the storage cavity can supplement lubricating oil to the balls 12 through the oil leakage holes 8, the balls 12 are supplemented with lubricating oil comprehensively from two sides, the lubricating grease is used for reducing force between the balls 12 and the self-lubricating layer 7, abrasion is reduced, service life of the bearing is prolonged, and the structure is more optimized and design is more reasonable.

The number of the inner guide ring A2, the inner guide ring B4 and the oil leakage holes 8 on the self-lubricating layer 7 is four, and the four oil leakage holes are respectively distributed on the four inner guide rings.

A circle of balls 12 is arranged between the self-lubricating layers 7 on two sides, the opposite surfaces of the self-lubricating layers 7 on two sides are provided with rollaway nest 9, and a limiting sliding cavity for 21 sliding is formed between the rollaway nest 9 on two sides.

A cage 13 for separating adjacent two balls 12 is mounted on one ring of balls 12.

The upper and lower position department that interior guide ring B4 is close to interior guide ring A2 one side has all offered shutoff recess 10, and annular shrouding 3 is all installed to the upper and lower position department that interior guide ring A2 is close to interior guide ring B4 one side, and the outer limit of annular shrouding 3 is located the inside of shutoff recess 10, and upper and lower two annular shrouding 3 are used for blockking up the cavity that ball 12 is located, avoid external impurity to get into the inside of cavity, increase the frictional force between ball 12 and the self-lubricating layer 7.

The inside bonding of shutoff recess 10 has sealing washer 11, and sealing washer 11 and the wall of annular shrouding 3 contact, and sealing washer 11 is in order to increase the sealing performance when annular shrouding 3 blocks up, further prevents that external impurity from entering the cavity inside that ball 12 located.

The self-lubricating layer 7 is made of ceramic-based self-lubricating material.

The working principle of the utility model is as follows:

when in use, storage cavities for storing lubricating grease are formed between the inner ring 1 and the inner guide ring A2 and between the inner guide ring B4 and the outer ring 5, and the storage cavities are filled with the lubricating grease;

when the device is used, grease oil in a storage cavity formed between the inner guide ring B4 and the outer ring 5 naturally drops on the balls 12 through the oil leakage holes 8 due to gravity factors, and the balls 12 are filled with the grease oil;

the grease oil in the storage cavity formed between the inner ring 1 and the inner guide ring A2 can drop on the balls 12 through the oil leakage holes 8 under the action of gravity, and meanwhile, the grease oil can be thrown out onto the balls 12 through the oil leakage holes 8 under the action of centrifugal force outwards due to the high-speed rotation of the inner ring 1.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A novel wear-resistant bearing ring, characterized in that: comprising the following steps:

an inner guide ring A (2) is welded at an outward opening of the inner ring (1) and an inner guide ring B (4) is welded at an inward opening of the outer ring (5), and a storage cavity for storing lubricating oil is formed between the inner ring (1) and the inner guide ring A (2) and between the inner guide ring B (4) and the outer ring (5);

limiting sliding grooves (6) are formed in opposite faces of the inner guide ring A (2) and the inner guide ring B (4), self-lubricating layers (7) are arranged in the limiting sliding grooves (6), and oil leakage holes (8) communicated with a storage cavity for storing lubricating oil are formed in the inner guide ring A (2), the inner guide ring B (4) and the self-lubricating layers (7) on two sides in a penetrating mode.

2. A novel wear resistant bearing ring according to claim 1, characterized in that: the number of oil leakage holes (8) on the inner guide ring A (2), the inner guide ring B (4) and the self-lubricating layer (7) is four, and the oil leakage holes are distributed on four sides of the inner guide ring A, the inner guide ring B (4) and the self-lubricating layer.

3. A novel wear resistant bearing ring according to claim 1, characterized in that: a circle of balls (12) is arranged between the self-lubricating layers (7) at two sides, rollaway nest (9) are arranged on opposite surfaces of the self-lubricating layers (7) at two sides, and a limiting sliding cavity for sliding (21) is formed between the rollaway nest (9) at two sides.

4. A novel wear resistant bearing ring according to claim 3, characterized in that: a circle of balls (12) is provided with a retainer (13) for separating two adjacent balls (12).

5. A novel wear resistant bearing ring according to claim 1, characterized in that: the sealing grooves (10) are formed in the upper and lower positions of the inner guide ring B (4) close to one side of the inner guide ring A (2), and annular sealing plates (3) are arranged in the upper and lower positions of the inner guide ring A (2) close to one side of the inner guide ring B (4).

6. A novel wear resistant bearing ring according to claim 5, characterized in that: the sealing ring (11) is adhered to the inside of the plugging groove (10), and the sealing ring (11) is contacted with the wall surface of the annular sealing plate (3).

7. A novel wear resistant bearing ring according to claim 1, characterized in that: the self-lubricating layer (7) is made of ceramic-based self-lubricating materials.