CN210509960U

CN210509960U - Clearance type hub self-aligning bearing with automatic angle adjusting structure

Info

Publication number: CN210509960U
Application number: CN201921378276.8U
Authority: CN
Inventors: 傅国庆; 傅国军; 傅国娥; 於振滔
Original assignee: Hangzhou Fu Auto Parts Co Ltd
Current assignee: Hangzhou Fu Auto Parts Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-05-12
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure, including the bearing inner race, the internal surface fixed connection of bearing inner race has the holder, and the inside swing joint of holder has the roller, one side fixedly connected with bearing inner race of holder surface, and the internal surface swing joint of bearing inner race has the bearing body, the border fixedly connected with arc circle of bearing inner race bottom, the utility model relates to a bearing technical field. This take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure drives the arc circle swing through bearing inner race axial oscillation, and then drives the fixture block and slide from top to bottom at the surface of dead lever, and cooperation regulating spring can make the bearing inner race resume initial condition after finishing axial oscillation, and wheel hub self-aligning bearing is when rugged and uneven or inclined plane through the road conditions, and axial direction can the automatically regulated angle, reduces the local friction that the tire produced, the effectual life who prolongs the tire.

Description

Clearance type hub self-aligning bearing with automatic angle adjusting structure

Technical Field

The utility model relates to a bearing and technical field specifically are a take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure.

Background

The self-aligning bearing is a bearing with spherical raceway, which can adapt to angular deviation movement between the axis of inner and outer raceways, mainly bears radial load and also can bear a small amount of bidirectional axial load. The bearing outer ring raceway can bear larger radial load and certain axial load, and has the aligning performance because the bearing outer ring raceway is a spherical surface. According to the main criteria of bearing working capacity, the material from which the bearing is made should have a certain load-bearing capacity, embeddability, thermal conductivity, low friction coefficient, smooth surface, wear resistance, fatigue resistance and corrosion resistance. None of these materials fully meets all of the requirements, which is why a compromise is often adopted in most designs.

According to the conventional gap type hub self-aligning bearing, when the road condition is rugged or inclined, the axial direction of the hub self-aligning bearing is not adjusted along with the road condition, so that the contact area between a tire and the ground is reduced, the local friction is increased, the abrasion of the tire is accelerated, and the service life of the tire is influenced to bring certain potential safety hazards.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure has solved current clearance formula wheel hub self-aligning bearing, and the axial direction can not adjust along with the condition on road surface, and the angle is fixed can not automatically regulated's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a clearance type hub self-aligning bearing with an automatic angle adjusting structure comprises a bearing outer ring, wherein a retainer is fixedly connected to the inner surface of the bearing outer ring, and the interior of the retainer is movably connected with a roller, one side of the outer surface of the retainer is fixedly connected with a bearing inner ring, the inner surface of the bearing inner ring is movably connected with a bearing body, the edge of the bottom of the bearing outer ring is fixedly connected with an arc-shaped ring, the edge of the bottom of the arc-shaped ring is movably connected with an adjusting plate, the edge of the top of the adjusting plate is fixedly connected with an arc-shaped seat, the inner surface of the arc-shaped seat is provided with a groove, the inner part of the groove is fixedly connected with a fixed rod, the outer surface of the arc-shaped ring is fixedly connected with a clamping block, and the inner surface of the clamping block is in sliding connection with the inner surface of the fixed rod, the outer surface of the fixed rod is fixedly connected with an adjusting spring, and one end of the adjusting spring is fixedly connected with the inner wall of the groove.

Preferably, the number of the grooves is multiple, and the grooves are uniformly distributed on the inner surface of the arc-shaped seat.

Preferably, the outer fixed surface of the bearing body is connected with a connecting block, the inner surface of the bearing inner ring is provided with a connecting groove, and the inner surface of the connecting groove is clamped with the outer surface of the connecting block.

Preferably, the number of the connecting blocks is provided with a plurality of connecting blocks, and the connecting blocks are uniformly distributed on the outer surface of the bearing body.

Preferably, the front side and the rear side of the inner wall of the retainer are respectively and rotatably connected with a rotating shaft, and one ends, opposite to the rotating shafts, are respectively and rotatably connected with one side of the outer surface of the roller.

Preferably, the edge of the bottom of the arc-shaped ring is fixedly connected with an elastic gasket, and the bottom of the elastic gasket is fixedly connected with the top of the adjusting plate.

Advantageous effects

The utility model provides a take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure. Compared with the prior art, the method has the following beneficial effects:

(1) the clearance type hub self-aligning bearing with the automatic angle adjusting structure is characterized in that a retainer is fixedly connected to the inner surface of a bearing outer ring, a roller is movably connected to the inner part of the retainer, a bearing inner ring is fixedly connected to one side of the outer surface of the retainer, a bearing body is movably connected to the inner surface of the bearing inner ring, an arc ring is fixedly connected to the edge of the bottom of the bearing outer ring, an adjusting plate is movably connected to the edge of the bottom of the arc ring, an arc seat is fixedly connected to the edge of the top of the adjusting plate, a groove is formed in the inner surface of the arc seat, a fixing rod is fixedly connected to the inner part of the groove, a clamping block is fixedly connected to the outer surface of the arc ring, the inner surface of the clamping block is in sliding connection with the inner surface of the fixing rod, and then drive the fixture block and slide from top to bottom at the surface of dead lever, cooperation regulating spring can make the bearing inner race resume initial condition after finishing the axial swing, and wheel hub self-aligning bearing is when rugged and uneven or the inclined plane through the road conditions, and the angle can automatically regulated to the axial direction, reduces the local friction that the tire produced, the effectual life who prolongs the tire.

(2) This take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure, through the fixed surface connecting block at the bearing body, the spread groove has been seted up to the internal surface of bearing inner race, and the internal surface of spread groove and the surface joint of connecting block, through setting up connecting block and spread groove, when can making bearing body and bearing inner race be connected, produce relative slip after using for a long time, stability is stronger.

(3) This take clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure all rotates through both sides around the retainer inner wall and is connected with the pivot, and the one end that two pivots are relative all rotates with one side of roller surface and is connected, through setting up the pivot, can make the roller can only carry out axial motion, avoids radial load bearing capacity too big, plays certain guard action to the bearing.

Drawings

FIG. 1 is a front view of the outer structure of the bearing outer ring of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a top view of the inner structure of the arc ring of the present invention;

fig. 4 is a top view of the inner structure of the bearing outer ring of the present invention;

fig. 5 is a front view of the internal structure of the cage of the present invention.

In the figure: 1-bearing outer ring, 2-retainer, 3-roller, 4-bearing inner ring, 5-bearing body, 6-arc ring, 7-adjusting plate, 8-arc seat, 9-groove, 10-fixing rod, 11-fixture block, 12-adjusting spring, 13-connecting block, 14-connecting groove, 15-rotating shaft and 16-elastic gasket.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a clearance type hub self-aligning bearing with an automatic angle adjusting structure comprises a bearing outer ring 1, a retainer 2 is fixedly connected to the inner surface of the bearing outer ring 1, the retainer 2 is used for placing rollers 3, rotating shafts 15 are rotatably connected to the front side and the rear side of the inner wall of the retainer 2, the rollers 3 can only move axially by arranging the rotating shafts 15, the bearing is prevented from being excessively large in radial load bearing capacity, a certain protection effect is achieved on the bearing, one opposite ends of the two rotating shafts 15 are rotatably connected with one side of the outer surface of each roller 3, the rollers 3 are movably connected inside the retainer 2, a bearing inner ring 4 is fixedly connected to one side of the outer surface of the retainer 2, the inner surface of the bearing inner ring 4 is movably connected with a bearing body 5, connecting blocks 13 are fixedly connected to the outer surface of the bearing body 5, the number of the connecting blocks 13 is multiple, and the, the inner surface of the bearing inner ring 4 is provided with a connecting groove 14, when the bearing body 5 is connected with the bearing inner ring 4 by arranging the connecting block 13 and the connecting groove 14, relative sliding is generated after long-time use, the stability is stronger, the inner surface of the connecting groove 14 is clamped with the outer surface of the connecting block 13, the edge of the bottom of the bearing outer ring 1 is fixedly connected with the arc-shaped ring 6, the edge of the bottom of the arc-shaped ring 6 is fixedly connected with an elastic gasket 16, the elastic gasket 16 can play a role of fixing and supporting the arc-shaped ring 6 and can facilitate axial swinging of the arc-shaped ring 6, the bottom of the elastic gasket 16 is fixedly connected with the top of the adjusting plate 7, the edge of the bottom of the arc-shaped ring 6 is movably connected with the adjusting plate 7, the edge of the top of the adjusting plate 7 is fixedly connected with the arc-shaped seat 8, the inner surface of the, the inside fixedly connected with dead lever 10 of recess 9, the outer fixed surface of arc circle 6 is connected with fixture block 11, and the internal surface of fixture block 11 and the internal surface sliding connection of dead lever 10, the outer fixed surface of dead lever 10 is connected with adjusting spring 12, and the one end of adjusting spring 12 and the inner wall fixed connection of recess 9, drive arc circle 6 swing through 1 axial oscillation of bearing inner race, and then drive fixture block 11 and slide from top to bottom at the surface of dead lever 10, cooperation adjusting spring 12 can make 1 initial state that resumes after finishing axial oscillation of bearing inner race, wheel hub self-aligning bearing is when the rugged or inclined plane through the road conditions, axial direction can the automatically regulated angle, reduce the local friction that the tire produced, the effectual life who prolongs the tire.

When the bearing is in operation, firstly, when the bearing axially swings, the bearing outer ring 1 is driven to swing, the arc-shaped ring 6 at the bottom edge of the bearing outer ring 1 is further driven to swing, so that the fixture block 11 is driven to slide up and down on the outer surface of the fixed rod 10, the adjusting spring 12 is compressed or stretched, at the moment, the arc-shaped ring 6 compresses the elastic gasket 16, when the bearing axially swings, the bearing is driven to restore to an initial state under the action of the adjusting spring 12, meanwhile, the roller 3 rotates in the retaining frame 2, the rotating shaft 15 is driven to rotate, and the roller 3 is ensured to axially roll between the bearing outer ring 1 and the bearing inner ring 4.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clearance formula wheel hub self-aligning bearing of automatic angle adjustment structure in area, includes bearing inner race (1), the internal surface fixedly connected with holder (2) of bearing inner race (1), and the inside swing joint of holder (2) has roller (3), one side fixedly connected with bearing inner race (4) of holder (2) surface, and the internal surface swing joint of bearing inner race (4) has bearing body (5), its characterized in that: the utility model discloses a bearing inner race's fixing device, including bearing inner race (1), the border fixedly connected with arc circle (6) of arc circle (6) bottom, the border swing joint of arc circle (6) bottom has regulating plate (7), border fixedly connected with arc seat (8) at regulating plate (7) top, the internal surface of arc seat (8) is seted up flutedly (9), the inside fixedly connected with dead lever (10) of recess (9), the fixed surface of arc circle (6) is connected with fixture block (11), and the internal surface sliding connection of the internal surface of fixture block (11) and dead lever (10), the fixed surface of dead lever (10) is connected with adjusting spring (12), and the inner wall fixed connection of the one end of adjusting spring (12) and recess (9).

2. The clearance type hub self-aligning bearing with the automatic angle adjusting structure according to claim 1, wherein: a plurality of grooves (9) are formed in the number, and the grooves (9) are uniformly distributed on the inner surface of the arc-shaped seat (8).

3. The clearance type hub self-aligning bearing with the automatic angle adjusting structure according to claim 1, wherein: the outer fixed surface of bearing body (5) is connected with connecting block (13), spread groove (14) have been seted up to the internal surface of bearing inner race (4), and the internal surface of spread groove (14) and the surface joint of connecting block (13).

4. The clearance type hub self-aligning bearing with the automatic angle adjusting structure according to claim 3, wherein: the number of the connecting blocks (13) is provided with a plurality of connecting blocks, and the connecting blocks (13) are uniformly distributed on the outer surface of the bearing body (5).

5. The clearance type hub self-aligning bearing with the automatic angle adjusting structure according to claim 1, wherein: the front side and the rear side of the inner wall of the retainer (2) are both rotatably connected with rotating shafts (15), and the opposite ends of the rotating shafts (15) are both rotatably connected with one side of the outer surface of the roller (3).

6. The clearance type hub self-aligning bearing with the automatic angle adjusting structure according to claim 1, wherein: the border fixedly connected with elastic gasket (16) of arc circle (6) bottom, and the top fixed connection of the bottom of elastic gasket (16) and regulating plate (7).