CN215980475U

CN215980475U - Long service life's bearing roller bearing

Info

Publication number: CN215980475U
Application number: CN202121894993.3U
Authority: CN
Inventors: 邢树威; 张玉雪; 张坤; 张圣源
Original assignee: Shandong Xinkaite Bearing Co ltd
Current assignee: Shandong Xinkaite Bearing Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-08
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a long-service-life roller bearing, which comprises a bearing outer ring, balls, holders and a bearing inner ring, wherein the bearing inner ring is positioned in the middle of the bearing outer ring, ball grooves are respectively formed in opposite sides of the two holders, inserting columns are respectively fixed on opposite sides of the two holders at positions corresponding to the ball grooves, the balls are arranged in the ball grooves formed after the two holders are butted, the inserting columns are correspondingly inserted into the balls, inserting holes matched with the inserting columns are formed in the middles of the balls, the inserting columns are inserted into the inserting holes, the two holders are fixedly connected through bolts and nuts, and the two holders and the balls are arranged between the bearing inner ring and the bearing outer ring. The utility model has the advantages that the ball is limited by the inserted column, so that the ball is better connected with the retainer, and the ball is more stable when rolling.

Description

Long service life's bearing roller bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a roller bearing with long service life.

Background

The carrier roller is an important part of the belt conveyor, has multiple types and large quantity, and can support the weight of a conveying belt and materials. The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The carrier roller realizes rotating through the bearing.

The ball on the general bearing is located between the bearing inner ring and the bearing outer ring through the retainer, the ball is located in the ball groove on the retainer, the ball is located by the groove, and the connection between the ball and the retainer is not stable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a roller bearing with long service life 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 roller bearing with the long service life comprises a bearing outer ring, balls, holders and a bearing inner ring, wherein the bearing inner ring is located in the middle of the bearing outer ring, two opposite sides of the holders are respectively provided with a ball groove, one opposite side of each of the two holders at the corresponding position of the ball grooves is respectively fixed with an insertion column, the balls are installed in the ball grooves after the two holders are butted, the insertion columns are correspondingly inserted into the balls, the two holders are fixedly connected through bolts and nuts, and the two holders and the balls are installed between the bearing inner ring and the bearing outer ring.

Preferably, the middle of the ball is provided with a jack matched with the inserting column, and the inserting column is inserted into the jack.

Preferably, the ball is matched with the ball groove after the two cages are butted.

Preferably, through holes matched with the bolts are formed in the two retainers respectively, the through holes are staggered with the ball grooves, and nuts are installed on the bolts through threads at one ends of the through holes in the retainers.

Preferably, the inner side of the bearing outer ring is provided with a first groove, the outer surface of the bearing inner ring is provided with a second groove, the ball is positioned in the first groove and the second groove, and the ball is matched with the first groove and the second groove.

Compared with the prior art, the utility model has the beneficial effects that: the ball is installed in the ball groove by the butt joint of the two retainers, the inserting columns on the two retainers are inserted from the inserting holes in the ball respectively, when the ball is installed in the ball groove, the inserting columns limit the ball, the ball is better connected with the retainers, and the ball is more stable when rolling.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is an enlarged schematic view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of the cage attachment structure of the present invention;

fig. 5 is a schematic view of the ball structure of the present invention.

In the figure: 1. a bearing outer ring; 2. a ball bearing; 3. a holder; 4. a bearing inner ring; 5. a first trench; 6. a second trench; 7. a bolt; 8. a nut; 9. a ball groove; 10. inserting a column; 11. and (4) inserting the jack.

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.

Example 1

Referring to fig. 1 to 5, an embodiment of the present invention includes: the utility model provides a long service life's bearing roller bearing, includes ball 2 and holder 3, and ball groove 9 has been seted up respectively to two holder 3 relative one sides, and the post 10 is fixed with respectively to two holder 3 relative one sides that ball groove 9 corresponds the department, and ball 2 is installed in the ball groove 9 after two holders 3 dock, and ball 2 matches with the ball groove 9 after two holders 3 dock. The inserting column 10 is correspondingly inserted into the ball 2, the middle of the ball 2 is provided with an inserting hole 11 matched with the inserting column 10, and the inserting column 10 is inserted into the inserting hole 11. The two retainers 3 are fixedly connected through bolts 7 and nuts 8, through holes matched with the bolts 7 are formed in the two retainers 3 respectively, the through holes are staggered with the ball grooves 9, and the nuts 8 are installed on the bolts 7 through threads of one ends of the through holes in the retainers 3. When the ball 2 is arranged in the ball groove 9, the inserting column 10 limits the ball 2, so that the ball 2 is better connected with the retainer 3, and the ball 2 is more stable when rolling.

Example 2

Referring to fig. 1 and fig. 2, an embodiment of the present invention: the utility model provides a long service life's bearing roller bearing, including bearing outer ring 1, ball 2, holder 3 and bearing inner ring 4, bearing inner ring 4 is located the centre of bearing outer ring 1, two holders 3 are installed between bearing inner ring 4 and bearing outer ring 1 together with ball 2, first slot 5 has been seted up to bearing outer ring 1 inboard, second slot 6 has been seted up to bearing inner ring 4 surface, ball 2 is located first slot 5 and second slot 6, ball 2 and first slot 5 and the phase-match of second slot 6. The bearing inner ring 4 and the bearing outer ring 1 rotate relatively, and the balls 2 roll in the first grooves 5 and the second grooves 6.

The working principle is as follows: the ball 2 is arranged in a ball groove 9 formed after the two retainers 3 are in butt joint, the inserting column 10 is inserted into the inserting hole 11, the inserting column 10 limits the ball 2, the two retainers 3 and the ball 2 are arranged in the bearing inner ring 4 and the bearing outer ring 1, the ball 2 is arranged in the first groove 5 and the second groove 6, and the bearing inner ring 4 and the bearing outer ring 1 rotate relatively.

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 long service life's bearing roller bearing, includes bearing outer ring (1), ball (2), holder (3) and bearing inner ring (4), its characterized in that: the bearing inner ring (4) is located in the middle of the bearing outer ring (1), ball grooves (9) are formed in opposite sides of the two retainers (3), inserting columns (10) are fixed to opposite sides of the two retainers (3) at positions corresponding to the ball grooves (9) respectively, the balls (2) are installed in the ball grooves (9) formed after the two retainers (3) are in butt joint, the inserting columns (10) are correspondingly inserted into the balls (2), the two retainers (3) are fixedly connected through bolts (7) and nuts (8), and the two retainers (3) and the balls (2) are installed between the bearing inner ring (4) and the bearing outer ring (1).

2. A long-life idler bearing according to claim 1, wherein: the middle of the ball (2) is provided with a jack (11) matched with the inserting column (10), and the inserting column (10) is inserted into the jack (11).

3. A long-life idler bearing according to claim 1, wherein: the ball (2) is matched with the ball grooves (9) of the two butted retainers (3).

4. A long-life idler bearing according to claim 1, wherein: two through holes matched with the bolts (7) are respectively formed in the retainer (3), the through holes are staggered with the ball grooves (9), and nuts (8) are installed on the bolts (7) through threads at one ends of the through holes in the retainer (3).

5. A long-life idler bearing according to claim 1, wherein: first slot (5) have been seted up to bearing outer ring (1) inboard, second slot (6) have been seted up to bearing inner ring (4) surface, and ball (2) are located first slot (5) and second slot (6), and ball (2) and first slot (5) and second slot (6) phase-match.