CN210141271U - Integral type aligning bearing - Google Patents

Abstract

The utility model relates to an integrated self-aligning bearing, which mainly comprises a mounting seat (1), a bearing outer ring (2) and a bearing inner ring (3); the mounting seat (1) is fixed on the outer wall of the bearing outer ring (2), and the bearing outer ring (2) and the mounting seat (1) are integrally formed; the bearing inner ring (3) is axially penetrated in the bearing outer ring (2); a roller (4) is arranged between the part of the bearing inner ring (3) positioned in the bearing outer ring (2) and the bearing inner ring (2), and the bearing outer ring (2) and the bearing inner ring (3) realize relative rotation through the roller (4); the part of the bearing inner ring (3) protruding out of the bearing outer ring (2) is provided with a jackscrew hole; the utility model has the advantages that the mounting seat and the bearing outer ring are integrally formed, the structure is compact, the size is small, the mounting space is reduced, and the size of the whole machine is small; the bearing does not need to be internally oiled, lubricated and mixed, has long service life and can be installed in two directions.

Description

Integral type aligning bearing

Technical Field

The utility model relates to a self-aligning bearing especially relates to an integral type self-aligning bearing, belongs to bearing manufacturing technical field.

Background

The bearing is an important part in the modern mechanical equipment, and has the main functions of supporting the mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body; the bearing is usually used in a manner of being matched with a bearing seat for positioning, the traditional bearing seat is usually a cast iron mounting seat and needs secondary processing, and deviation is inevitable during the processing process and the assembly of the eccentric bearing, so that the precision is reduced, and the operation effect of a machine is influenced; because the bearing seat needs certain working strength, the size of the bearing seat is large, and the whole machine is large in occupied space during assembly; the conventional bearing seat and the bearing need lubrication by lubricant after long-time operation, so that an oil filling hole is usually arranged on the bearing seat, the oil filling hole needs to be exposed outside, and a rotating shaft can only be installed in a one-way mode according to a specified direction, so that the installation of the rotating shaft under a specific working condition is difficult.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned not enough, provide a compact structure, size is little, long service life, integral type self-aligning bearing that can two-way installation.

The purpose of the utility model is realized like this:

an integrated self-aligning bearing comprises a mounting seat, a bearing outer ring and a bearing inner ring, wherein the mounting seat is fixed on the outer wall of the bearing outer ring, and the bearing outer ring and the mounting seat are of an integrated structure; the bearing inner ring is axially penetrated in the bearing outer ring, one part of the bearing inner ring is positioned in the bearing outer ring, and the other part of the bearing inner ring protrudes out of the bearing outer ring; the bearing outer ring and the bearing inner ring are coaxially arranged; a roller is arranged between the part of the bearing inner ring, which is positioned in the bearing outer ring, and the bearing inner ring, the inner wall of the bearing outer ring is sunken towards the outer wall side by a certain radian to form a spherical annular groove, and the roller rolls in the spherical annular groove.

The utility model discloses integral type self-aligning bearing, the roller is ball roller or cylindrical roller.

The utility model discloses integral type self-aligning bearing, bearing inner race protrusion is provided with the jackscrew hole in the part of bearing inner race, and the rotation axis is inserted in the bearing inner race, and the jackscrew passes the jackscrew hole and fixes the locking of rotating shaft in the bearing inner race.

The utility model discloses integral type self-aligning bearing, the outer wall of bearing inner race forms cyclic annular spacing groove towards the sunken certain radian in its inner wall side, and the roller rolls in cyclic annular spacing inslot.

The utility model discloses integral type self-aligning bearing, the roller sets up to adjacent two sets of, the outer wall of bearing inner race sets up corresponding two sets of cyclic annular spacing grooves.

The utility model discloses integral type self-aligning bearing, be provided with the holder on the outer wall of bearing inner race, the roller inlays on the holder.

The utility model discloses integral type self-aligning bearing, the outer wall of bearing inner race sets up corresponding two sets of holders, and two sets of rollers make rolling connection between bearing inner race and the bearing outer race through the roller on embedding two sets of holders respectively.

The utility model discloses integral type self-aligning bearing, be equipped with the sealing washer that two symmetries set up between bearing inner race and the bearing inner race, two sealing washers are located the both sides of roller respectively.

The utility model discloses integral type self-aligning bearing, the mount pad sets up to square seat, rhombus seat or circular seat.

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

the utility model discloses in mount pad and bearing inner race formula structure as an organic whole, bearing inner race directly through roller and bearing inner race rolling connection, removed traditional bearing and bearing frame secondary assembly, compact structure, the installation deviation is little, the precision is high; because the bearing seat is integrally formed, the strength is further enhanced, and the size is much smaller than that of the traditional bearing seat, so that the mounting space is reduced, and the occupied space of the whole assembly is reduced; because integrated into one piece, consequently need not to refuel lubricated between bearing and the bearing frame, the rotation axis can two-way installation, and the application is more nimble.

Drawings

Fig. 1 is a cross-sectional view of the utility model relates to an integral type self-aligning bearing.

Fig. 2 is the utility model relates to an integral type self-aligning bearing is square mount pad structure sketch.

Fig. 3 is the utility model relates to an integral type self-aligning bearing is rhombus mount pad schematic diagram.

Fig. 4 is the utility model relates to an integral type self-aligning bearing is circular mount pad structure sketch map.

Fig. 5 is a schematic view of the integrated self-aligning bearing according to the present invention (the roller is cylindrical and has two screw holes).

Fig. 6 is a schematic view of an integral self-aligning bearing according to the present invention (with two screw holes compared to fig. 1).

Wherein:

the bearing comprises a mounting seat 1, a bearing outer ring 2, a bearing inner ring 3, a roller 4, a jackscrew hole 5 and a sealing ring 6.

Detailed Description

Referring to fig. 1 to 6, the utility model relates to an integral self-aligning bearing, which comprises a mounting seat 1, a bearing outer ring 2 and a bearing inner ring 3; the mounting seat 1 is fixed on the outer wall of the bearing outer ring 2, and the bearing outer ring 2 and the mounting seat 1 are of an integrated structure; the bearing inner ring 3 is axially penetrated in the bearing outer ring 2; one part of the bearing inner ring 3 is positioned inside the bearing outer ring 2, and the other part of the bearing inner ring protrudes out of the bearing outer ring 2; the bearing outer ring 2 and the bearing inner ring 3 are coaxially arranged; a roller 4 is arranged between the part of the bearing inner ring 3 positioned in the bearing outer ring 2 and the bearing inner ring 3, the inner wall of the bearing outer ring 2 is sunken towards the outer wall side by a certain radian to form a spherical annular groove, and the roller 4 rolls in the spherical annular groove; the bearing outer ring 2 and the bearing inner ring 3 realize relative rotation through the roller 4 so as to adjust the axis; the roller 4 is a spherical roller or a cylindrical roller;

furthermore, the part of the bearing inner ring 3 protruding out of the bearing outer ring 2 is provided with a jackscrew hole 5 (when the left and right ends of the bearing inner ring 3 both protrude out of the end surface of the bearing outer ring 2, the protruding left and right ends of the bearing inner ring 3 are both provided with jackscrew holes 5), the rotating shaft is inserted into the bearing inner ring 3, and the jackscrew passes through the jackscrew hole 5 to lock and fix the rotating shaft in the bearing inner ring 3;

further, the outer wall of the bearing inner ring 3 is recessed towards the inner wall side thereof by a certain radian to form an annular limiting groove, so as to form a rotating track of the roller 4, and the roller 4 rolls in the annular limiting groove; the roller 4 is positioned between the spherical annular groove and the inner ring spherical annular groove, and the bearing outer ring 2 and the bearing inner ring 3 rotate relatively through the roller 4;

preferably, the rollers 4 are arranged into two adjacent groups, the outer wall of the bearing inner ring 3 is provided with two corresponding groups of annular limiting grooves, and the two groups of rollers 4 are respectively embedded in the two groups of annular limiting grooves and are in rolling connection with the spherical annular grooves;

further, a retainer is arranged on the outer wall of the bearing inner ring 3, and the rollers 4 are embedded on the retainer; the roller 4 is positioned between the spherical annular groove and the retainer, and the bearing outer ring 2 and the bearing inner ring 3 rotate relatively through the roller 4;

preferably, two corresponding groups of cages are arranged on the outer wall of the bearing inner ring 3, two groups of rollers 4 are respectively embedded on the two groups of cages, and the bearing outer ring 2 and the bearing inner ring 3 are in rolling connection through the rollers 4;

furthermore, two symmetrically arranged sealing rings 6 are arranged between the bearing outer ring 2 and the bearing inner ring 3, the two sealing rings 6 are respectively positioned at two sides of the roller 4, so that the effects of preventing water and foreign matters from entering the bearing are achieved, meanwhile, the drying speed of lubricating grease in the bearing is slowed down, and the service life of the bearing is prolonged;

preferably, the mounting seat 1 can be a square seat, a diamond seat or a round seat according to the mounting requirement;

in addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.

Claims (9)

1. The utility model provides an integral type self-aligning bearing, includes mount pad (1), bearing inner race (2) and bearing inner race (3), its characterized in that: the mounting seat (1) is fixed on the outer wall of the bearing outer ring (2), and the bearing outer ring (2) and the mounting seat (1) are of an integrated structure; the bearing inner ring (3) is axially penetrated in the bearing outer ring (2), one part of the bearing inner ring (3) is positioned in the bearing outer ring (2), and the other part of the bearing inner ring protrudes out of the bearing outer ring (2); the bearing outer ring (2) and the bearing inner ring (3) are coaxially arranged; a roller (4) is arranged between the part, located inside the bearing outer ring (2), of the bearing inner ring (3) and the bearing inner ring (3), the inner wall of the bearing outer ring (2) is sunken to form a spherical annular groove, and the roller (4) rolls in the spherical annular groove.

2. The one-piece self-aligning bearing of claim 1, wherein: the roller (4) is a spherical roller or a cylindrical roller.

3. The one-piece self-aligning bearing of claim 1, wherein: the part of the bearing inner ring (3) protruding out of the bearing outer ring (2) is provided with a jackscrew hole (5), the rotating shaft is inserted into the bearing inner ring (3), and the jackscrew penetrates through the jackscrew hole (5) to lock and fix the rotating shaft in the bearing inner ring (3).

4. The one-piece self-aligning bearing of claim 1, wherein: the outer wall of the bearing inner ring (3) is sunken to form an annular limiting groove, and the roller (4) rolls in the annular limiting groove.

5. The one-piece self-aligning bearing of claim 4, wherein: the rollers (4) are arranged into two adjacent groups, and the outer wall of the bearing inner ring (3) is provided with two corresponding groups of annular limiting grooves.

6. The one-piece self-aligning bearing of claim 1, wherein: the outer wall of the bearing inner ring (3) is provided with a retainer, and the rollers (4) are embedded on the retainer.

7. The one-piece self-aligning bearing of claim 5, wherein: the outer wall of the bearing inner ring (3) is provided with two corresponding groups of retainers, and two groups of rollers (4) are respectively embedded on the two groups of retainers.

8. The one-piece self-aligning bearing of claim 1, wherein: two symmetrically arranged sealing rings (6) are arranged between the bearing outer ring (2) and the bearing inner ring (3), and the two sealing rings (6) are respectively positioned at two sides of the roller (4).

9. The one-piece self-aligning bearing of claim 1, wherein: the mounting seat (1) is a square seat, a diamond seat or a round seat.

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