CN215805803U

CN215805803U - Sealed self-aligning roller bearing with good sealing effect

Info

Publication number: CN215805803U
Application number: CN202122025802.6U
Authority: CN
Inventors: 汪庆光; 汪善营; 霍秋玲
Original assignee: Linqing Senxin Bearing Manufacturing Co ltd
Current assignee: Linqing Senxin Bearing Manufacturing Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a sealed self-aligning roller bearing with a good sealing effect, which comprises a main body structure, a sealing gasket, a sealing washer, a carrier roller, rollers and a mounting groove, wherein the carrier roller is arranged in the main body structure, the mounting groove is arranged in the carrier roller, the rollers are arranged in the mounting groove, the sealing gasket is arranged on two sides of the carrier roller, the sealing washer is arranged on one side of the sealing gasket, and screws are arranged on the outer wall of the sealing washer. The self-aligning roller bearing has effective sealing measures, solves the problem that the existing self-aligning roller bearing lacks effective sealing measures, ensures that external fine impurities enter the interior of the bearing during working, causes certain abrasion, reduces using handles of the bearing, and simultaneously reduces the using effect of the bearing.

Description

Sealed self-aligning roller bearing with good sealing effect

Technical Field

The utility model relates to the technical field of self-aligning roller bearings, in particular to a sealed self-aligning roller bearing with a good sealing effect.

Background

The self-aligning roller bearing has double rows of rollers, the outer ring has a common spherical raceway, the inner ring has two raceways and inclines to the bearing axis to form an angle, and the ingenious structure ensures that the self-aligning roller bearing has the self-aligning performance, so that the self-aligning roller bearing is not easily influenced by the angle between a shaft and a bearing box seat to the error or the bending of the shaft, and is suitable for occasions with the angle error caused by installation error or shaft bending. The bearing can bear radial load and axial load with bidirectional action.

Through mass search, the publication number is CN209195951U, and a self-sealing self-aligning roller bearing is disclosed, which comprises an outer ring, an inner ring, a roller, a retainer and a sealing ring. The upper part of the inner ring is provided with a retainer, the retainer is provided with a roller, the upper part of the roller is an outer ring, the outer diameter of the small flanges of the inner ring is arc-shaped, and the outer diameters of the two small flanges form a sphere with the rotation center of the bearing as the center of circle; the sealing ring is in a ring shape, a convex structure is arranged on the outer diameter of the sealing ring, the inner diameter of the sealing ring is a sealing lip with an inclined plane, and the sealing ring is arranged between the outer ring and the inner ring of the bearing. The bulge on the outer diameter of the sealing ring is in interference fit with the tooth socket of the outer ring of the bearing, so that the sealing ring is fixed on the bearing. The sealing lip of the sealing ring is tangent to the edge spherical surface of the small flange of the bearing inner ring, and the small flange of the bearing inner ring is always in contact with the sealing lip of the sealing ring when the bearing is aligned, so that the aligning effect of a certain angle is ensured when the bearing is aligned. The self-sealing self-aligning roller bearing can better meet the working condition of long-term work of the bearing, and has the effects of long service life, high reliability and maintenance-free bearing.

In conclusion, the existing self-aligning roller bearing lacks an effective sealing measure, so that in work, external fine impurities enter the inside of the bearing, abrasion to a certain degree is caused, a handle used by the bearing is reduced, and the using effect of the bearing is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sealed self-aligning roller bearing with good sealing effect so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sealed aligning roller bearing that sealed effectual, includes major structure, seal gasket, seal ring, bearing roller, roller and mounting groove, the inside bearing roller that is provided with of major structure, the inside mounting groove that is annular array and distributes that is provided with of bearing roller, the inside roller that is provided with of mounting groove, the bearing roller both sides are provided with seal gasket, seal gasket deviates from major structure one side is provided with seal ring, the seal ring outer wall is provided with the screw that is annular array and distributes.

Preferably, the outer wall of the main body structure is provided with second through holes distributed in an annular array, the second through holes are matched with the screws, and the number of the second through holes is six.

Preferably, the outer wall of the sealing washer is provided with first through holes distributed in an annular array, the first through holes are matched with the screws, and the number of the first through holes is six.

Preferably, the mounting groove is internally provided with a positioning shaft, and the roller is rotatably mounted on the outer wall of the positioning shaft.

Preferably, the middle of the carrier roller is provided with a groove penetrating through two sides, the outer diameter of the carrier roller is ten centimeters, and the diameter of the groove is six centimeters.

Preferably, the outer diameter of the main body structure is twelve centimeters, the diameter of the inner ring of the main body structure is eleven centimeters, the inner wall of the main body structure is designed to be a symmetrical inclined plane, and the inclination angle is fifteen degrees.

Compared with the prior art, the utility model has the beneficial effects that: this device utilizes the seal gasket that sets up in the bearing roller both sides to play certain sealed effect to the bearing in work, prevents that outside impurity from getting into inside, utilizes seal gasket to fix seal gasket simultaneously, has reinforceed sealed effect once more, when not influencing the work efficiency of bearing, greatly increased the life of bearing.

Drawings

FIG. 1 is a schematic illustration of the three-dimensional resolution of the present invention;

FIG. 2 is a schematic three-dimensional assembly of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention.

In the figure:

1. a body structure; 2. sealing gaskets; 3. a first through hole; 4. a screw; 5. a sealing gasket; 6. a carrier roller; 7. a groove; 8. a second through hole; 9. a roller; 10. and (4) mounting the groove.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, an embodiment of the present invention:

the roller bearing comprises a main body structure 1, a sealing gasket 2, a sealing gasket 5, a carrier roller 6, rollers 9 and mounting grooves 10, wherein the carrier roller 6 is arranged in the main body structure 1, the middle part of the carrier roller 6 is provided with a groove 7 penetrating through two sides, the outer diameter of the carrier roller 6 is ten centimeters, the diameter of the groove 7 is six centimeters, the mounting grooves 10 distributed in an annular array are arranged in the carrier roller 6, the rollers 9 are arranged in the mounting grooves 10, a positioning shaft is arranged in the mounting grooves 10, the rollers 9 are rotatably mounted on the outer wall of the positioning shaft, the effective rotation of the rollers 9 can be ensured by the positioning shaft, the sealing gasket 2 is arranged on two sides of the carrier roller 6, one side of the sealing gasket 2, which is far away from the main body structure 1, the screws 4 distributed in an annular array are arranged on the outer wall of the sealing gasket 5, second through holes 8 distributed in an annular array are arranged on the outer wall of the main body structure 1, and the second through holes 8 are matched with the screws 4, the quantity of second through-hole 8 is six, seal ring 5 outer wall is provided with the first through-hole 3 that is the annular array and distributes, first through-hole 3 and screw 4 looks adaptation, the quantity of first through-hole 3 is six, screw 4 can be installed inside first through-hole 3 and second through-hole 8, make seal ring 5 fix at major structure 1 outer wall, major structure 1's external diameter is twelve centimetres, major structure 1 inner circle diameter is eleven centimetres, major structure 1 inner wall is the design of symmetry inclined plane, the angle of inclination is fifteen degrees, the design on inclined plane can guarantee that the relative slip of roller 9 and major structure 1 inner circle is difficult to take place the skew.

The working principle is as follows: the device has the advantages that the sealing gaskets 2 arranged on the two sides of the carrier roller 6 are utilized to play a certain sealing effect on the bearing in work, so that external impurities are prevented from entering the interior, meanwhile, the sealing gaskets 2 are fixed by the sealing gaskets 5, the sealing effect is strengthened again, the service life of the bearing is greatly prolonged while the working efficiency of the bearing is not influenced, the device has effective sealing measures, the problem that the conventional self-aligning bearing lacks effective sealing measures is solved, external fine impurities enter the interior of the bearing in work, so that certain abrasion is caused, using handles of the bearing are reduced, and the using effect of the bearing is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sealed self-aligning roller bearing that sealed effectual, includes major structure (1), seal gasket (2), seal ring (5), bearing roller (6), roller (9) and mounting groove (10), its characterized in that: main part structure (1) inside is provided with bearing roller (6), inside mounting groove (10) that are the distribution of annular array that is provided with of bearing roller (6), inside roller (9) that is provided with of mounting groove (10), bearing roller (6) both sides are provided with seal gasket (2), seal gasket (2) deviate from main part structure (1) one side is provided with seal ring (5), seal ring (5) outer wall is provided with screw (4) that are the distribution of annular array.

2. The sealed self-aligning roller bearing with good sealing effect according to claim 1, characterized in that: the outer wall of the main body structure (1) is provided with second through holes (8) distributed in an annular array, the second through holes (8) are matched with the screws (4), and the number of the second through holes (8) is six.

3. The sealed self-aligning roller bearing with good sealing effect according to claim 1, characterized in that: seal ring (5) outer wall is provided with first through-hole (3) that are the annular array and distribute, first through-hole (3) with screw (4) looks adaptation, the quantity of first through-hole (3) is six.

4. The sealed self-aligning roller bearing with good sealing effect according to claim 1, characterized in that: the roller mounting structure is characterized in that a positioning shaft is arranged in the mounting groove (10), and the roller (9) is rotatably mounted on the outer wall of the positioning shaft.

5. The sealed self-aligning roller bearing with good sealing effect according to claim 1, characterized in that: the support roller is characterized in that a groove (7) penetrating through two sides is formed in the middle of the support roller (6), the outer diameter of the support roller (6) is ten centimeters, and the diameter of the groove (7) is six centimeters.

6. The sealed self-aligning roller bearing with good sealing effect according to claim 1, characterized in that: the outer diameter of the main body structure (1) is twelve centimeters, the diameter of the inner ring of the main body structure (1) is eleven centimeters, the inner wall of the main body structure (1) is designed to be a symmetrical inclined plane, and the inclination angle is fifteen degrees.