CN219413255U - Self-aligning roller bearing special for cold heading machine - Google Patents

Abstract

The utility model discloses a special aligning roller bearing for a cold heading machine, which belongs to the technical field of bearings and comprises a bearing outer ring, wherein a bearing inner ring is sleeved in the bearing outer ring, the inner wall of the bearing outer ring and the outer surface of the bearing inner ring are jointly clamped with annular balls, arc-shaped hoop covers are arranged on the front side and the rear side of each ball, a retainer ring frame is fixedly connected to one end, away from each other, of each arc-shaped hoop cover, a group of oil filling holes are jointly formed in the outer surface of each retainer ring frame and the outer surface of each arc-shaped hoop cover, the balls can be clamped and limited through the retainer ring frames, T-shaped mounting screw holes, connecting screws, the arc-shaped hoop covers, the oil filling holes and heat dissipation copper sheets, lubricating oil is filled into the roller bearings through the oil filling holes, the abrasion degree of the balls is reduced, meanwhile, heat absorption and heat dissipation of the roller bearings are realized through the heat dissipation copper sheets, damage to the roller bearings is avoided, and the roller bearings are convenient to safely and permanently use.

Description

Self-aligning roller bearing special for cold heading machine

Technical Field

The utility model belongs to the technical field of bearings, and particularly relates to a self-aligning roller bearing special for a cold heading machine.

Background

The bearing is an important part in modern mechanical equipment, changes sliding friction between an operating shaft and a shaft seat into rolling friction, thereby reducing friction loss, the main function of the bearing is to support a mechanical rotating body, reduce friction coefficient in the motion process of the mechanical rotating body and ensure rotation precision of the mechanical rotating body, the self-aligning roller bearing is a bearing which mainly bears radial load and can bear a certain amount of axial load, and an outer ring raceway of the bearing is spherical, so that the self-aligning roller bearing has self-aligning performance, is widely applied to mines and heavy machinery, and is frequently required to be used on a cold heading machine.

When the existing self-aligning roller bearing is used, as disclosed in Chinese patent with the publication number of CN210769830U, the self-aligning roller bearing relates to the technical field of bearing manufacturing, in particular to the self-aligning roller bearing, which comprises a bearing inner ring, a bearing outer ring and a bearing retainer, wherein the bearing retainer is fixed on the bearing inner ring, the bearing retainer is positioned between the bearing inner ring and the bearing outer ring, a plurality of pockets are formed in the bearing retainer, rollers are arranged in the pockets, the bearing retainer comprises a bottom plate, the bottom plate is fixedly coated on the outer wall of the bearing inner ring in a coating manner, main ribs are formed on the surface of the bottom plate facing away from the bearing inner ring along the axial direction of the bearing inner ring, a plurality of auxiliary ribs are integrally formed on two sides of the main ribs along the axial direction, annular plates are sealed on two sides of the bottom plate, the annular plates and two adjacent auxiliary ribs enclose the pockets to form the pockets, and the annular plates are fixedly connected with the bearing inner ring through connecting pieces. During installation, the rollers are only required to be put into the pocket holes, the annular plates for positioning the rollers are arranged on the bearing inner rings, the rollers can be rapidly positioned, the rollers are prevented from falling off from the pocket holes, lubricating oil cannot be conveniently added in the above patent, the heat dissipation effect is not achieved, long-time use and friction are achieved, heat is easy to generate, the heat is not effectively dissipated through heat transfer, the rollers are worn, the service life of the roller bearing is prolonged, and therefore, the special aligning roller bearing for the cold heading machine is provided for solving the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the self-aligning roller bearing special for the cold heading machine, which solves the technical problems that the prior self-aligning roller bearing special for the cold heading machine is easy to generate heat due to long-time use and friction, does not effectively emit heat in a transmission way and causes abrasion to rollers, thereby reducing the service life of the roller bearing.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a special aligning roller bearing of cold heading machine, includes the bearing outer lane, the inside cover of bearing outer lane is equipped with the bearing inner circle, the joint has annular arrangement's ball jointly with the surface of bearing inner circle inner wall, every both sides all are equipped with the arc hoop lid around the ball, two sets of the equal fixedly connected with retainer of one end that the arc hoop lid kept away from each other, every a set of oil filler point has all been offered jointly to the surface of retainer and the surface of arc hoop lid, two the radiating copper sheet that has annular arrangement is all fixed to one side that the retainer kept away from each other, the inner wall joint of bearing inner circle has the drive shaft, the surface of drive shaft contacts with the inner wall of bearing inner circle.

As the preferable technical scheme of the utility model, one side surface of the two retainer rings, which is far away from each other, is provided with the annular T-shaped mounting screw holes, the inner wall of each group of the T-shaped mounting screw holes is connected with a connecting screw in a threaded manner, and the front end of each connecting screw is provided with a star-shaped groove.

As the preferable technical scheme of the utility model, the front surface of the bearing outer ring and the back surface of the bearing outer ring are respectively provided with a clamping groove, and the inner wall of each clamping groove is respectively clamped with a sealing cover.

As a preferable technical scheme of the utility model, the front surface of the bearing outer ring is provided with a model mark, and the model mark is engraved.

As the preferable technical scheme of the utility model, two key grooves are formed in the inner wall of the bearing inner ring, limit keys are clamped on the inner wall of each key groove, and one side surface, close to each other, of each limit key is fixedly connected with the outer surface of the driving shaft.

The utility model provides a self-aligning roller bearing special for a cold heading machine, which has the following beneficial effects:

according to the utility model, the retainer, the T-shaped mounting screw hole, the connecting screw, the arc-shaped hoop cover, the oil filling hole and the radiating copper sheet are arranged, so that the retainer can limit the hoop of the ball, lubricating oil is filled into the roller bearing through the oil filling hole, the abrasion degree of the ball is reduced, meanwhile, the heat absorption and the heat dissipation of the interior of the roller bearing are realized through the radiating copper sheet, the damage of the roller bearing is avoided, and the roller bearing is convenient to safely and permanently use.

Drawings

FIG. 1 is a schematic diagram of the overall perspective structure of a self-aligning roller bearing special for a cold heading machine;

FIG. 2 is a rear view of the outer race of the self-aligning roller bearing for the cold heading machine of the present utility model;

FIG. 3 is a front view of the outer race of the self-aligning roller bearing for the cold heading machine of the present utility model;

fig. 4 is a schematic diagram of the whole internal sectional structure of the self-aligning roller bearing special for the cold heading machine.

In the figure: 1. a bearing outer ring; 2. a bearing inner ring; 3. an arc-shaped hoop cover; 4. an oil filling hole; 5. a heat dissipation copper sheet; 6. a connecting screw; 7. a retainer ring holder; 8. a star-shaped groove; 9. a model mark; 10. t-shaped mounting screw holes; 11. a clamping groove; 12. sealing cover; 13. a ball; 14. a key slot; 15. a limit key; 16. a drive shaft.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "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. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a special aligning roller bearing of cold heading machine, including bearing outer lane 1, bearing inner race 2 is equipped with to the inside cover of bearing outer lane 1, bearing inner race 1's inner wall and the joint of the surface of bearing inner race 2 have annular arrangement's ball 13 jointly, both sides all are equipped with arc hoop lid 3 around every ball 13, the equal fixedly connected with retainer plate 7 jointly of one end that two sets of arc hoop lids 3 kept away from each other, a set of oil filler point 4 has all been offered jointly to the surface of every retainer plate 7 and the surface of arc hoop lid 3, the radiating copper sheet 5 that has annular arrangement is all fixed to inlay to a side that two retainer plates 7 kept away from each other, bearing inner race 2's inner wall joint has drive shaft 16, the surface of drive shaft 16 contacts with bearing inner race 2's inner wall.

Wherein, annular arranged's T type installation screw 10 has all been seted up to one side that two retainer plates 7 kept away from each other, and the equal common threaded connection of inner wall of every T type installation screw 10 of group has connecting screw 6, and star groove 8 has all been seted up to the front end of every connecting screw 6, can carry out the screw installation to retainer plate 7, is convenient for use spacing to ball 13.

The front of the bearing outer ring 1 and the back of the bearing outer ring 1 are provided with clamping grooves 11, the inner wall of each clamping groove 11 is clamped with a sealing cover 12, the roller bearing can be protected from external protection, dust is prevented from entering the roller bearing to cause pollution of the balls 13, and the abrasion degree of the balls 13 is reduced.

The model mark 9 is formed in the front of the bearing outer ring 1, and the model mark 9 is formed by engraving, so that the model of the roller bearing can be identified and explained, and people can use the roller bearing conveniently.

Wherein, two keyways 14 have been seted up to the inner wall of bearing inner race 2, and the inner wall of every keyway 14 all joint has spacing key 15, and two spacing key 15 are close to each other a side all with the surface fixed connection of drive shaft 16.

Specific use and action of the embodiment:

when the novel high-temperature heat-dissipation type roller bearing is used, firstly, the balls 13 are arranged in the bearing outer ring 1 and the bearing inner ring 2, the arc-shaped hoop covers 3 are clamped on two sides of the balls 13, the connecting screws 6 are connected to the inner wall of the T-shaped mounting screw holes 10 in a threaded mode, the retainer 7 is mounted, lubricating oil is injected into the roller bearing through the oil injection holes 4 to lubricate the balls 13, then the sealing cover 12 is clamped in the clamping grooves 11 to seal the outer part of the roller bearing, and when the novel high-temperature heat-dissipation type roller bearing is used, high-temperature heat in the roller bearing is absorbed and discharged through the radiating copper sheets 5 and is lubricated with the lubricating oil, so that the safe long-term use of the roller bearing is realized.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

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 utility model may be embodied in other specific forms without departing from the spirit or essential characteristics 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 (5)

1. Special aligning roller bearing of cold heading machine, its characterized in that: including bearing inner race (1), the inside cover of bearing inner race (1) is equipped with bearing inner race (2), the joint has annular arrangement's ball (13) jointly with the surface of bearing inner race (2) inner wall of bearing inner race (1), every both sides all are equipped with arc hoop lid (3), two sets of the equal fixedly connected with retainer plate (7) of one end that arc hoop lid (3) kept away from each other, every a set of oil filler point (4) have all been offered jointly to the surface of retainer plate (7) and the surface of arc hoop lid (3), two the radiating copper sheet (5) of annular arrangement are all fixed to inlay to the side that retainer plate (7) kept away from each other, the inner wall joint of bearing inner race (2) has drive shaft (16), the surface of drive shaft (16) contacts with the inner wall of bearing inner race (2).

2. The self-aligning roller bearing special for a cold heading machine according to claim 1, wherein: two keep the side that circle frame (7) kept away from each other has all offered annular range's T type installation screw (10), every group T type installation screw (10)'s inner wall all is common threaded connection has connecting screw (6), every star groove (8) have all been seted up to the front end of connecting screw (6).

3. The self-aligning roller bearing special for a cold heading machine according to claim 1, wherein: the front surface of the bearing outer ring (1) and the back surface of the bearing outer ring (1) are respectively provided with a clamping groove (11), and the inner wall of each clamping groove (11) is respectively clamped with a sealing cover (12).

4. The self-aligning roller bearing special for a cold heading machine according to claim 1, wherein: the front of the bearing outer ring (1) is provided with a model mark (9), and the model mark (9) is formed by engraving.

5. The self-aligning roller bearing special for a cold heading machine according to claim 1, wherein: two key grooves (14) are formed in the inner wall of the bearing inner ring (2), limiting keys (15) are clamped on the inner wall of each key groove (14), and one side surface, close to each other, of each limiting key (15) is fixedly connected with the outer surface of the driving shaft (16).