CN217814536U

CN217814536U - Automobile bearing

Info

Publication number: CN217814536U
Application number: CN202221556554.6U
Authority: CN
Inventors: 李峰
Original assignee: Hangzhou Jingfeng Industry Co ltd
Current assignee: Hangzhou Jingfeng Industry Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-15
Anticipated expiration: 2032-06-21

Abstract

The utility model provides an automobile bearing, ball and holder including inner circle, outer lane, two at least, two spouts have been seted up towards one side of central point to the inner circle, the spout runs through the up end of inner circle and the terminal surface towards the central point, sliding connection has the slide in the spout, the slide orientation the friction lever of two at least is arranged to the terminal surface of inner circle central point, sustainable being equipped with butt plate in the spout, butt plate is located the external part of spout is the turn-ups setting, two spherical chambeies, every have still been seted up towards the terminal surface of central point to the inner circle spherical intracavity be equipped with spherical piece. The utility model discloses a bearing passes through the setting of parts such as spout, slide and spherical piece, reduces the area of contact between inner circle and axle, and then has reduced the friction between axle and bearing inner circle, and the sliding friction between axle and bearing inner circle will be originally changed into the rolling friction between spherical piece and axle into, and the cooperation between messenger's axle and bearing is more smooth and easy, and better cover is established epaxial.

Description

Automobile bearing

Technical Field

The utility model belongs to the bearing field especially relates to an automobile bearing.

Background

The bearing is a component for fixing and reducing the load friction coefficient in the mechanical transmission process, and mainly has the function of supporting the mechanical rotating body so as to reduce the mechanical load friction coefficient of the equipment in the transmission process. The bearing needs to be matched with a shaft for use during working, and the shaft and the bearing are mostly matched in a transition mode, so that the bearing is often installed and inclined in the assembling process of the shaft and the bearing, the outer peripheral sides of the inner ring and the shaft of the bearing are abraded, and the service life of the bearing is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide an automobile bearing convenient to assemble with the axle.

The utility model discloses a realize above-mentioned purpose, provide following technical scheme, an automobile bearing, ball and holder including inner circle, outer lane, at least two, two spouts have been seted up towards one side of central point to the inner circle, the spout runs through the up end of inner circle and the terminal surface towards the central point, sliding connection has the slide in the spout, the slide orientation the friction lever of at least two has been arranged to the terminal surface of inner circle central point, sustainable being equipped with butt board in the spout, the butt board is located the external part of spout is the turn-ups setting, two spherical chambeies, every have still been seted up towards the terminal surface of central point to the inner circle the spherical intracavity is equipped with spherical piece.

Preferably, the balls are uniformly distributed on the retainer along the circumferential direction of the retainer, and the retainer is positioned between the inner ring and the outer ring.

Preferably, the cross-sectional shape of the slide plate along the height direction of the inner ring is T-shaped.

Preferably, the friction rods are uniformly distributed on the arc-shaped end face of the sliding plate facing the central point of the inner ring along the circular direction of the sliding plate.

Preferably, at least two first threaded holes are formed in the flanging part of the abutting plate, and at least two second threaded holes are formed in the end face, close to the flanging part of the abutting plate, of the inner ring.

Preferably, the number of the first threaded holes is equal to that of the second threaded holes, and the corresponding first threaded holes are detachably connected with the corresponding second threaded holes through bolts.

Preferably, an elastic cushion is filled between the spherical block and the spherical cavity.

Preferably, the two spherical cavities and the two sliding grooves are alternately arranged on the inner ring.

To sum up, compared with the prior art, the utility model has the following beneficial effects:

1. through the arrangement of the sliding groove and the sliding plate, before the bearing and the shaft are assembled, the abutting plate is taken out from the sliding groove, at the moment, the sliding plate can slide in the sliding groove towards the direction far away from the central point of the inner ring, the contact area between the inner end surface of the inner ring and the outer periphery of the shaft is reduced, the friction between the shaft and the inner ring of the bearing is further reduced, and the inner ring of the bearing is better sleeved on the shaft.

2. Through the arrangement of spherical cavity and spherical block, when the shaft is in the bearing inner ring, the outer periphery side of the shaft is in contact with the spherical block on the bearing inner ring, the sliding friction between the original shaft and the bearing inner ring is converted into the rolling friction between the spherical block and the shaft, and the matching between the shaft and the bearing is smoother through the mode of reducing friction force.

3. Through the arrangement of the two threaded holes, after the butt plate completely enters the sliding groove, the corresponding first threaded hole and the second threaded hole are connected through bolts, the butt plate is fixed on the inner ring, the stability of installation of the butt plate on the inner ring is ensured, and meanwhile, the stability of contact between the sliding plate and the outer periphery side of the shaft is ensured; furthermore, the arrangement of a plurality of friction rods on the arc-shaped end surface of the sliding plate facing the central point of the inner ring increases the friction force between the sliding plate and the outer periphery of the shaft, and further improves the stability of connection between the bearing and the shaft.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 isbase:Sub>A sectional view taken along the directionbase:Sub>A-base:Sub>A in fig. 1 according to the present invention.

Fig. 3 is a cross-sectional view taken along the direction B-B in fig. 1 according to the present invention.

10. An inner ring; 11. an outer ring; 12. a ball bearing; 13. a holder; 14. a chute; 15. a slide plate; 16. a butt joint plate; 17. a first threaded hole; 18. a friction lever; 19. a spherical cavity; 20. a spherical block; 21. a second threaded hole.

Detailed Description

In order to make the technical field personnel understand the utility model discloses the scheme, will combine the drawing in the embodiment of the utility model below, to the technical scheme in the embodiment of the utility model carries out clear, complete description.

As shown in fig. 1 to 3, an automobile bearing includes an inner ring 10, an outer ring 11, at least two balls 12 and a cage 13, wherein the balls 12 are arranged on the cage 13 at equal intervals along the circumferential direction of the cage 13, and the cage 13 is located between the inner ring 10 and the outer ring 11.

In the embodiment, two sliding grooves 14 are formed in one side, facing the central point, of the inner ring 10, each sliding groove 14 penetrates through the end face, facing the central point, of the inner ring 10 and the upper end face of the inner ring 10, sliding plates 15 are arranged in the sliding grooves 14 in a sliding mode, the cross sections of the sliding plates 15 in the height direction of the sliding grooves 15 are in T shapes, and at least two friction rods 18 are arranged on the arc-shaped inner wall of one side, facing the central point of the inner ring 10, of the sliding plates 15 at equal intervals;

furthermore, a butting plate 16 is detachably arranged on one side, away from the central point of the inner ring 10, of the sliding groove 14, the external part, located on the sliding groove 14, of the butting plate 16 is in flanging arrangement, the flanging part of the butting plate 16 is provided with at least two first threaded holes 17, the upper end surface of the inner ring 10 is also provided with at least two second threaded holes 21, the number of the first threaded holes 17 is equal to that of the second threaded holes 21, and the corresponding first threaded holes 17 are in threaded connection with the corresponding second threaded holes 21 through bolts;

the end surface of the inner ring 10 facing the central point is further provided with two spherical cavities 19, the two spherical cavities 19 and the two sliding grooves 14 are alternately arranged on the inner ring 10, each spherical cavity 19 is internally provided with a spherical block 20, and an elastic cushion is filled between each spherical block 20 and each spherical cavity 19.

Before assembling the bearing and the shaft, the abutting plate 16 is taken out of the chute, and at the moment, the sliding plate 15 can slide in the chute 14 in the direction far away from the central point of the inner ring 10, so that the contact area between the inner end surface of the inner ring 10 and the outer periphery of the shaft is reduced, the friction between the shaft and the inner ring 10 of the bearing is further reduced, and the inner ring 10 of the bearing is better sleeved on the shaft;

further, when the shaft enters the bearing inner ring 10, the outer peripheral side of the shaft is in contact with the spherical block 20 on the inner ring of the bearing 10, the sliding friction between the shaft and the bearing inner ring 10 originally is converted into the rolling friction between the spherical block 20 and the shaft, and the matching between the shaft and the bearing is smoother by reducing the friction force;

after the shaft and the bearing inner ring 10 are assembled, the abutting plate 16 is filled into the sliding groove 14 again, along with the penetration of the abutting plate 16 into the sliding groove 14, the abutting plate 16 gradually extrudes the sliding plate 15 to slide towards the direction close to the central point of the inner ring 10 and contact with the outer peripheral side of the shaft, the contact area between the outer peripheral side of the shaft and the bearing is increased, and the stability of installation between the shaft and the bearing is ensured;

after the butt plate 16 completely enters the sliding groove 14, the corresponding first threaded hole 17 and the corresponding second threaded hole 21 are connected through bolts, so that the butt plate 16 is fixed on the inner ring 10, the stability of installation of the butt plate 16 on the inner ring 10 is ensured, and the stability of contact between the sliding plate 15 and the outer periphery of the shaft is ensured;

furthermore, the arrangement of a plurality of friction rods 18 on the arc-shaped end surface of the sliding plate 15 facing the central point of the inner ring 10 increases the friction force between the sliding plate 15 and the outer periphery of the shaft, and further improves the stability of connection between the bearing and the shaft.

It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims

1. An automobile bearing, includes inner circle (10), outer lane (11), at least two ball (12) and holder (13), its characterized in that: two chutes (14) have been seted up towards one side of central point to inner circle (10), chute (14) run through the up end of inner circle (10) and the terminal surface towards the central point, sliding connection has slide (15) in chute (14), slide (15) orientation friction bar (18) of at least two have been arranged to the terminal surface of inner circle (10) central point, sustainable butt joint board (16) that is equipped with in chute (14), butt joint board (16) are located the external part of chute (14) is the turn-ups setting, two spherical chambeies (19) have still been seted up towards the terminal surface of central point to inner circle (10), every be equipped with spherical piece (20) in spherical chamber (19).

2. The automotive bearing of claim 1, wherein: the balls (12) are uniformly distributed on the retainer (13) along the circumferential direction of the retainer (13), and the retainer (13) is positioned between the inner ring (10) and the outer ring (11).

3. The automotive bearing of claim 1, wherein: the cross section of the sliding plate (15) along the height direction of the inner ring (10) is T-shaped.

4. The automotive bearing of claim 1, wherein: the friction rods (18) are uniformly distributed on the arc-shaped end face, facing the central point of the inner ring (10), of the sliding plate (15) along the circular direction of the sliding plate (15).

5. The automotive bearing of claim 1, wherein: at least two first threaded holes (17) are formed in the flanging part of the abutting plate (16), and at least two second threaded holes (21) are formed in the end face, close to the flanging part of the abutting plate (16), of the inner ring (10).

6. An automotive bearing according to claim 5, characterized in that: the number of the first threaded holes (17) is equal to that of the second threaded holes (21), and the corresponding first threaded holes (17) are detachably connected with the corresponding second threaded holes (21) through bolts.

7. The automotive bearing of claim 1, wherein: an elastic cushion is filled between the spherical block (20) and the spherical cavity (19).

8. The automotive bearing of claim 1, wherein: the two spherical cavities (19) and the two sliding grooves (14) are alternately arranged on the inner ring (10).