CN212202859U

CN212202859U - Retainer for flange-free thrust self-aligning roller bearing

Info

Publication number: CN212202859U
Application number: CN202020347768.7U
Authority: CN
Inventors: 汤爱平
Original assignee: Anhui Yingkeer Automotive Components Co ltd
Current assignee: Anhui Yingkeer Automotive Components Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-22
Anticipated expiration: 2030-03-18

Abstract

The utility model relates to the field of bearings, in particular to a retainer for a flange-free thrust self-aligning roller bearing, which comprises a retainer body and two end covers, wherein the two end covers are symmetrically arranged, the two end covers are connected through connecting columns, the connecting columns are uniformly arranged along the circumferential direction of the two end covers, a roller is arranged in a gap between two adjacent connecting columns, grooves are respectively arranged on the end covers between the two adjacent connecting columns, lubricating columns which are arranged in parallel with the connecting columns are arranged in the grooves, micropores for lubricating liquid to flow out are arranged at the top ends of the lubricating columns, the retainer body consists of four retainer units, each retainer unit comprises a plurality of connecting columns and connecting parts which are positioned at the left end and the right end of the connecting columns and have radian, the connecting parts at the same end can be spliced into a ring shape, clamping joints which are in clamping fit with clamping grooves are arranged, the lubricating column is of a cavity structure.

Description

Retainer for flange-free thrust self-aligning roller bearing

Technical Field

The utility model relates to a bearing field specifically is a no flange thrust self-aligning roller bearing uses holder.

Background

The cage is an important component of the bearing. The bearing generally includes an inner ring, an outer ring, a plurality of rollers and a cage, wherein the plurality of rollers are respectively installed in corresponding pockets of a cage base and then placed in a raceway formed by the inner ring and the outer ring, and a cage cover is fixed on an upper end surface of the cage base.

Traditional type does not have flange thrust self-aligning roller bearing's holder, be the entity of whole car system, when a certain position wearing and tearing of holder are serious, just need to change whole holder, the replacement cost is too high, and when the holder of integral type was pulled down from the bearing, cause the damage to the bearing easily, if meet the roller surface lubrication insufficient condition again, thereby very easily make the roller produce hard friction with the inner wall of holder after rolling for a long time, not only influenced the running life of bearing and holder, but also very easily cause the bearing to scrap.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel no flange thrust self-aligning roller bearing is with holder to solve the current bearing that above-mentioned background art center provided and mostly be integration and the insufficient problem of roller surface lubrication.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a no flange thrust self-aligning roller holder for bearing, including holder body and two end covers, two end cover symmetries set up, connect through the spliced pole between two end covers, the spliced pole is along two the circumference of end cover evenly sets up, the roller has been placed in the space between two adjacent spliced poles, be equipped with the recess on the end cover between two adjacent spliced poles respectively, be equipped with the lubrication post with spliced pole parallel arrangement in the recess, lubrication capital end is provided with the micropore that supplies lubricated liquid to flow out, the holder body comprises four holder units, the holder unit includes a plurality of spliced poles and is located the connecting portion that have the radian of both ends about a plurality of spliced poles, a plurality of connecting portions with the one end can splice annularly, be equipped with the draw-in groove on the both ends face of four rollers of connecting portion department, the both ends of connecting.

Preferably, the length of the lubricating post is less than the length of the connecting post.

Preferably, the lubricating column is of a cavity structure.

Preferably, the clamping groove is in a circular truncated cone shape, the bottom surface of the clamping groove is smaller than the groove surface, two clamping joints on adjacent connecting parts are mutually abutted, and the clamping joints are in a semicircular truncated cone shape and are formed by two clamping joints which are oppositely arranged and are consistent with the clamping groove in shape.

Preferably, the radial section of the joint of two adjacent connecting parts is complementary N-shaped.

Preferably, only two end faces of the four rollers at the connecting part are provided with clamping grooves.

Compared with the prior art, the beneficial effects of the utility model are that: the retainer unit comprises a plurality of retainer units, wherein the retainer units are arranged in a groove of the retainer unit, the retainer units are embedded into the clamping grooves, the retainer units are arranged in the groove, the grooves are arranged on the retainer units, the lubricating columns are arranged in the grooves, lubricating liquid is discharged from the lubricating columns, the surfaces of the rollers are fully lubricated, friction force is reduced, the service life of the rollers is prolonged, a plurality of retainer units are combined into a complete retainer, when the retainer units are assembled, the rollers are fixed by the adjacent retainer units through the clamping joints embedded into the clamping grooves, the rollers can stably run between an inner ring and an outer ring, when one or more retainer units.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

FIG. 2 is a schematic view of the structure of the lubrication column of the present invention;

FIG. 3 is a schematic view of the structure of the cage unit of the present invention;

fig. 4 is a schematic view of the structure of the slot of the present invention.

In the figure, 1 a retainer body, 2 end covers, 3 connecting columns, 4 grooves, 5 lubricating columns, 6 micropores, 7 retainer units, 8 connecting parts, 9 clamping grooves and 10 clamping connectors.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a no flange thrust self-aligning roller bearing uses holder please refer to and show that figure 1, this kind of holder includes: a cage body 1 and two end caps 2.

Referring to fig. 1, two end caps 2 are symmetrically arranged, the two end caps 2 are connected by a connecting column 3, and the connecting columns 3 are uniformly arranged along the circumferential direction of the two end caps 2.

Referring to fig. 1, a roller is disposed in the gap between two adjacent connecting columns 3.

Referring to fig. 1 and 2, grooves 4 are respectively formed in the end caps 2 between two adjacent connecting columns 3, lubrication columns 5 parallel to the connecting columns 3 are arranged in the grooves 4, and micropores 6 for flowing out of a lubricating liquid are formed at the top ends of the lubrication columns 5.

Referring to fig. 1 and 3, the holder body 1 is composed of four holder units 7, each holder unit 7 includes a plurality of connecting columns 3 and a plurality of connecting portions 8 with radian at the left and right ends of the connecting columns 3, the connecting portions 8 at the same end can be spliced into a ring, two end faces of four rollers at the connecting portions 8 are provided with clamping grooves 9, and two ends of the connecting portions 8 are provided with clamping connectors 10 which form clamping fit with the clamping grooves 9.

Referring to fig. 1 and 2, the length of the lubrication column 5 is smaller than that of the connection column 3, and the lubrication column 5 is a hollow structure.

Referring to fig. 1 and 3, the clamping groove 9 is in a circular truncated cone shape, the bottom surface of the clamping groove 9 is smaller than the groove surface, the two clamping connectors 10 on the adjacent connecting portions 8 are abutted against each other, the clamping connectors 10 are in a semicircular truncated cone shape, the shape formed by the two clamping connectors 10 which are oppositely arranged is consistent with the shape of the clamping groove 9, the clamping groove 9 is in a circular truncated cone shape, the clamping connectors 10 can be conveniently and quickly embedded into the clamping groove 9, the clamping connectors 10 can be conveniently taken down, the two clamping connectors 10 are abutted against each other, so that the retainer formed by combining the retainer units 7 is more stable, and the rollers are not easy to.

Referring to fig. 3, the radial cross section of the joint of two adjacent connecting portions 8 is complementary N-shaped, which can prevent the joint from being dislocated and increase the connecting strength, and two N-shaped symmetrical connecting portions 8 are preferably arranged to facilitate the assembly and detachment of the retainer unit.

Referring to fig. 1 and 4, only two end faces of the four rollers at the connecting portions 8 are provided with slots 9

When specifically using, the fixed roller of joint 10 through embedding draw-in groove 9 with adjacent holder unit 7, when serious wearing and tearing appear in a certain holder unit 7, can pull down the holder unit 7 of serious wearing and tearing, the holder unit 7 of renewal, replacement cost is low, draw-in groove 9 is the circular platform shape and the tank bottom surface of draw-in groove 9 is less than the tank surface, the mutual butt of end of two joint heads 10 of relative setting, the holder that makes holder unit 7 constitute is more stable, be equipped with recess 4 on the end cover 2 between two spliced poles 3 respectively, make holder body 1 rotate the in-process, reduce the area of contact of roller and holder body 1, reduce the life that friction increases roller and holder.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a no flange thrust self-aligning roller bearing is with holder, includes holder body (1) and two end cover (2), its characterized in that: two end cover (2) symmetry sets up, two connect through spliced pole (3) between end cover (2), spliced pole (3) are along two the circumference of end cover (2) evenly sets up, and the roller has been placed in the space between two adjacent spliced poles (3), adjacent two be equipped with recess (4) on end cover (2) respectively between spliced pole (3), be equipped with in recess (4) with spliced pole (3) parallel arrangement's lubrication post (5), lubrication post (5) top is provided with micropore (6) that supply the lubricated liquid to flow out, holder body (1) comprises four holder units (7), holder unit (7) include a plurality of spliced pole (3) and be located connecting portion (8) that have the radian at both ends about a plurality of spliced poles (3), a plurality of same end connecting portion (8) can splice annular, the two end faces of the four rollers at the connecting part (8) are provided with clamping grooves (9), and the two ends of the connecting part (8) are provided with clamping joints (10) which are matched with the clamping grooves (9) in a clamping manner.

2. The retainer for the non-flange self-aligning thrust roller bearing according to claim 1, characterized in that: the length of the lubricating column (5) is less than that of the connecting column (3).

3. The retainer for the non-flange self-aligning thrust roller bearing according to claim 1, characterized in that: the lubricating column (5) is of a cavity structure.

4. The retainer for the non-flange self-aligning thrust roller bearing according to claim 1, characterized in that: draw-in groove (9) are round platform shape just the tank bottom surface of draw-in groove (9) is less than the groove face, and is adjacent two on connecting portion (8) joint (10) butt each other, joint (10) are two that semicircle platform shape and relative set up the shape that joint (10) are constituteed with the shape of draw-in groove (9) is unanimous.

5. The retainer for the non-flange self-aligning thrust roller bearing according to claim 1, characterized in that: the radial section of the splicing part of two adjacent connecting parts (8) is in a complementary N shape.

6. The retainer for the non-flange self-aligning thrust roller bearing according to claim 1, characterized in that: the clamping grooves (9) are only arranged on the two end faces of the four rollers at the connecting part (8).