CN219013183U

CN219013183U - High-precision sealed self-aligning roller bearing

Info

Publication number: CN219013183U
Application number: CN202223571444.XU
Authority: CN
Inventors: 于永洁; 王浩权; 王明宇; 王梦瑶; 孙鹏飞; 孙晓东
Original assignee: Wafangdian Qinda Bearing Manufacturing Co ltd
Current assignee: Wang Yilin
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-12
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a high-precision sealed self-aligning roller bearing, which belongs to the technical field of bearings and comprises an outer ring, wherein one side of the outer ring is clamped with one side corresponding to a first sealing ring, the other side of the outer ring is clamped with one side corresponding to a second sealing ring, an arc-shaped groove is formed in the side surface of the second sealing ring, an arc-shaped plate is connected in the arc-shaped groove in a sliding manner, and one side of the arc-shaped plate is fixedly connected with one end corresponding to a spring. This sealed aligning roller bearing of high accuracy through setting up reference column, draw-in groove, cardboard, arc and spring, this aligning roller bearing passes through the cooperation between draw-in groove, cardboard and the spring for first sealing washer and second sealing washer can be stable fix the both sides at the outer lane, thereby improved the leakproofness of this aligning roller bearing, avoided the pollutant in the air to invade its inside and cause this aligning roller bearing to take place the possibility of damage, effectually ensured this aligning roller bearing's life.

Description

High-precision sealed self-aligning roller bearing

Technical Field

The utility model belongs to the technical field of bearings, and particularly relates to a high-precision sealed self-aligning roller bearing.

Background

The self-aligning roller bearing is provided with double-row rollers, the outer ring is provided with a shared spherical roller way, the inner ring is provided with two roller ways and inclines to form an angle relative to the axis of the bearing, and the self-aligning roller bearing has self-aligning performance due to the ingenious structure, so that the self-aligning roller bearing is not easily influenced by errors or shaft bending caused by angles of a shaft and a bearing box seat, the sealing performance of most of self-aligning roller bearings is poor at present, pollutants in air easily invade the self-aligning roller bearing in the working process, and the self-aligning roller bearing is damaged, so that the service life of the self-aligning roller bearing is reduced.

Disclosure of Invention

In order to overcome the defects, the utility model provides the high-precision sealed self-aligning roller bearing, which solves the problems that most of self-aligning roller bearings at present are poor in sealing property, and the self-aligning roller bearing is damaged due to the fact that pollutants in air easily invade the inside of the self-aligning roller bearing in the working process, so that the service life of the self-aligning roller bearing is shortened.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sealed aligning roller bearing of high accuracy, includes the outer lane, one side looks joint that one side of outer lane corresponds with first sealing washer, the opposite side looks joint that the opposite side of outer lane corresponds with the second sealing washer, the inner circle has been cup jointed in the outer lane, one side fixedly connected with reference column of first sealing washer, the draw-in groove has been seted up outward to the reference column, the locating hole has been seted up in the second sealing washer, the reference column joint is in the locating hole, the arc wall has been seted up to the side of second sealing washer, sliding connection has the arc in the arc wall, the side fixedly connected with cardboard of arc, one side and the one end fixed connection that the spring corresponds of arc.

As a further aspect of the utility model: and the outer ring is provided with a heat dissipation hole, and the positioning column is clamped in the outer ring.

As a further aspect of the utility model: the inner ring of the outer ring is sleeved with a retainer, a protective ring is arranged in the retainer, and the retainer is internally clamped with a roller body.

As a further aspect of the utility model: the clamping plate is clamped with the clamping groove, and the other end of the spring is fixedly connected in the arc-shaped groove.

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

1. this sealed aligning roller bearing of high accuracy, through setting up the reference column, the draw-in groove, the cardboard, arc and spring, first sealing washer alternates through reference column and outer lane, and the reference column on first sealing washer right side can alternate with the locating hole, apply certain thrust to the arc at the in-process of alternate, loosen the arc after the locating column is accomplished to alternate with the locating hole, make the arc receive the effect of spring elasticity and recover voluntarily, and the cardboard then can the joint to the draw-in groove, this aligning roller bearing passes through the cooperation between draw-in groove, cardboard and the spring, make first sealing washer and second sealing washer can be stable fix in the both sides of outer lane, thereby the leakproofness of this aligning roller bearing has been improved, the pollutant in the air has been avoided invading its inside and has been caused this aligning roller bearing to take place the possibility of damage, the effectual life who ensures this aligning roller bearing.

2. This sealed aligning roller bearing of high accuracy through setting up the arc wall, when applys certain thrust to the arc, the arc then can slide in the arc wall for the arc wall has certain guide effect to the arc, has avoided the phenomenon that the arc appears misplacement when sliding, the effectual flexibility that ensures this aligning roller bearing.

3. This sealed type aligning roller bearing of high accuracy through setting up the louvre, when this aligning roller bearing is in the operation, the inside produced high temperature gas can be discharged through the louvre, has not only improved the circulation of this aligning roller bearing inside gas, and has improved this aligning roller bearing's radiating effect.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the explosion structure of the outer ring of the present utility model;

FIG. 3 is a schematic view of a three-dimensional cross-sectional structure of a second seal ring according to the present utility model;

in the figure: 1 outer ring, 2 first sealing ring, 3 second sealing ring, 4 inner ring, 5 heat dissipation holes, 6 positioning column, 7 clamping groove 8 retainers, 9 rollers, 10 protective rings, 11 positioning holes, 12 clamping plates, 13 arc plates, 14 arc grooves and 15 springs.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a high accuracy sealed aligning roller bearing, including outer lane 1, the one side looks joint of outer lane 1 and the one side that corresponds of first sealing washer 2, the opposite side looks joint of outer lane 1 and the one side that corresponds of second sealing washer 3, inner circle 4 has been cup jointed in the outer lane 1, the inner circle 4 has seted up louvre 5 outward, reference column 6 joint is in outer lane 1, through setting up louvre 5, when this aligning roller bearing is in operation, the inside produced high temperature gas can be discharged through louvre 5, not only improved the fluxwell of this aligning roller bearing inside gas, and improved the radiating effect of this aligning roller bearing;

one side of the first sealing ring 2 is fixedly connected with a positioning column 6, a clamping groove 7 is formed outside the positioning column 6, a retainer 8 is sleeved in the outer ring 1, a protective ring 10 is arranged in the retainer 8, a roller body 9 is clamped in the retainer 8, and when the self-aligning roller bearing operates, the roller body 9 in the retainer 8 can be contacted with the protective ring 10 during rotation, so that friction generated by the roller body 9 during rotation can be reduced by the protective ring 10, and the service life of the self-aligning roller bearing is effectively ensured;

the second sealing ring 3 is internally provided with the positioning hole 11, the positioning column 6 is clamped in the positioning hole 11, and by arranging the positioning hole 11, when the first sealing ring 2 and the second sealing ring 3 are assembled, the positioning column 6 on the side surface of the first sealing ring 2 can be clamped in the positioning hole 11, so that the positioning hole 11 has a certain limiting effect on the positioning column 6, and the phenomenon that the position of the positioning column 6 is deviated during clamping is avoided;

the side surface of the second sealing ring 3 is provided with an arc groove 14, an arc plate 13 is connected in a sliding manner in the arc groove 14, the side surface of the arc plate 13 is fixedly connected with a clamping plate 12, and by arranging the arc groove 14, when a certain thrust is applied to the arc plate 13, the arc plate 13 slides in the arc groove 14, so that the arc groove 14 has a certain guiding effect on the arc plate 13, the phenomenon that the arc plate 13 is misplaced during sliding is avoided, and the flexibility of the aligning roller bearing is effectively ensured;

one side of arc 13 and the one end fixed connection that spring 15 corresponds, cardboard 12 and draw-in groove 7 looks joint, the other end fixed connection of spring 15 is in arc groove 14, through setting up draw-in groove 7, cardboard 12 and spring 15 for first sealing washer 2 and second sealing washer 3 can be stable fix in the both sides of outer lane 1, thereby improved the leakproofness of this aligning roller bearing, avoided the pollutant in the air to invade its inside and cause this aligning roller bearing to take place the possibility of damage.

The working principle of the utility model is as follows:

when the first sealing ring 2 and the second sealing ring 3 are required to be assembled, the first sealing ring 2 is inserted into the outer ring 1 through the positioning column 6, so that the first sealing ring 2 can be attached to the left side of the outer ring 1, then the second sealing ring 3 is attached to the right side of the outer ring 1, the positioning column 6 on the right side of the first sealing ring 2 can be inserted into the positioning hole 11, a certain thrust is applied to the arc 13 in the inserting process, so that the arc 13 slides in the arc groove 14, the arc 13 can squeeze the spring 15 to deform, the arc 13 is loosened after the positioning column 6 and the positioning hole 11 are inserted, the arc 13 is automatically restored under the action of the elastic force of the spring 15, and the clamping plate 12 is clamped into the clamping groove 7, so that the first sealing ring 2 and the second sealing ring 3 can be assembled with the outer ring 1;

when the self-aligning roller bearing works, the roller 9 in the retainer 8 can be contacted with the protective ring 10 during rotation, the protective ring 10 can protect the roller 9, and the radiating holes 5 can discharge high-temperature gas rotating inside.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims

1. The utility model provides a sealed aligning roller bearing of high accuracy, includes outer lane (1), its characterized in that: one side of outer lane (1) and one side looks joint that first sealing washer (2) correspond, the opposite side of outer lane (1) and one side looks joint that second sealing washer (3) correspond, inner circle (4) have been cup jointed in outer lane (1), one side fixedly connected with reference column (6) of first sealing washer (2), draw-in groove (7) have been seted up outward to reference column (6), locating hole (11) have been seted up in second sealing washer (3), reference column (6) joint is in locating hole (11), arc wall (14) have been seted up to the side of second sealing washer (3), sliding connection has arc (13) in arc wall (14), the side fixedly connected with cardboard (12) of arc (13), one side and the one end fixed connection that spring (15) correspond of arc (13).

2. The high-precision sealed self-aligning roller bearing according to claim 1, wherein: and a heat dissipation hole (5) is formed outside the inner ring (4), and the positioning column (6) is clamped in the outer ring (1).

3. The high-precision sealed self-aligning roller bearing according to claim 1, wherein: the novel roller is characterized in that a retainer (8) is sleeved in the outer ring (1), a protection ring (10) is arranged in the retainer (8), and a roller body (9) is clamped in the retainer (8).

4. The high-precision sealed self-aligning roller bearing according to claim 1, wherein: the clamping plate (12) is clamped with the clamping groove (7), and the other end of the spring (15) is fixedly connected in the arc-shaped groove (14).