CN207261484U - Clearance-type wheel hub self-aligning bearing mechanism - Google Patents
Clearance-type wheel hub self-aligning bearing mechanism Download PDFInfo
- Publication number
- CN207261484U CN207261484U CN201720076025.9U CN201720076025U CN207261484U CN 207261484 U CN207261484 U CN 207261484U CN 201720076025 U CN201720076025 U CN 201720076025U CN 207261484 U CN207261484 U CN 207261484U
- Authority
- CN
- China
- Prior art keywords
- outer ring
- wheel hub
- bearing
- clearance
- inner ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Rolling Contact Bearings (AREA)
Abstract
The utility model provides a kind of clearance-type wheel hub self-aligning bearing mechanism.Include aligning ball bearing, bearing block and hub spindle, aligning ball bearing includes inner ring and outer ring, wherein the inner ring blocks hub spindle, outer ring is coordinated with bearing block, the section of the outer surface of the outer ring is arc-shaped for outwardly convex, and inner ring both sides are additionally provided with flexo cushion；The bearing block is divided into two semicircles in left and right with the matched face in outer ring, it is arc-shaped that indent is processed into the section of the wherein mating surface of left semicircle, and it is identical with the outer surface radian of outer ring both coordinated, gap is remained between right semi-circle and outer ring, and linear is processed into the section of the mating surface of right semi-circle.The utility model is simple in structure, when road conditions are uneven bearing can adjust automatically angle, and then keep the comprehensive engagement on tire and ground, reduce the abrasion of tire, improve service life and security.
Description
Technical field
Automobile bearing parts technical field is the utility model is related to, is related specifically to a kind of clearance-type wheel hub self-aligning bearing
Mechanism.
Background technology
Roller raceway is spheric, and the bearing that adapting to the angular displacement between two raceway axial lines has angular movement is aligning
Bearing, is primarily subjected to radial load, can also bear a small amount of bi-directional axial load.
It is Double-row-roller or double ball as rotating carrier to sell the hub-bearing unit structure used currently on the market
Rotated along fixed working surface, ensure that flexible rotation can meet requirement.But run into road conditions it is rugged and rough or
Inclined-plane（Half the height half is low）When, axial direction is not adjusted with the situation on road surface, causes tire and the contact surface on ground
Product is reduced, and local friction increase, so as to accelerate the abrasion of tire, the service life for influencing tire brings certain safety hidden
Suffer from.
The content of the invention
Technical problem to be solved in the utility model is the defects of overcoming the prior art, there is provided it is a kind of simple in structure, increase
Add the swing of wheel hub axial direction, when road conditions are uneven bearing can adjust automatically angle, and then keep tire and ground
Comprehensive engagement, reduces the abrasion of tire, improves the clearance-type wheel hub self-aligning bearing mechanism of service life and security.
To achieve these goals, the utility model uses following technical scheme：
Clearance-type wheel hub self-aligning bearing mechanism, includes aligning ball bearing, bearing block and hub spindle, aligning ball bearing
Include inner ring and outer ring, wherein the inner ring blocks hub spindle, outer ring is coordinated with bearing block, it is characterised in that institute
The section of the outer surface for the outer ring stated is arc-shaped for outwardly convex, and inner ring both sides are additionally provided with flexo cushion, flexible buffer
Pad is cyclic structure on the shaft shoulder of hub spindle, and inner ring is withstood from both sides；The bearing block and outer ring are matched
Face is divided into two semicircles in left and right, and the section of the wherein mating surface of left semicircle is processed into that indent is arc-shaped, and with the outer surface of outer ring
Radian is identical, and both are coordinated, and gap are remained between right semi-circle and outer ring, and the section of the mating surface of right semi-circle is processed
Be in line shape.
In such scheme, the wheel hub the tip of the axis is provided with cover board, and the set of a ring shape is provided with the inside of cover board
Circle, lasso entangles bearing block, and can slide over adjusting micro-displacement.
In such scheme, shiny surface, and section on the surface are processed into the surface that the bearing block is contacted with lasso
Face is arc.
In such scheme, if the surface that the lasso is contacted with bearing block is machined with the groove of arterial highway annular, filled out in groove
Filled with flexible sealing material.
In such scheme, the flexible buffer is lined with two, wherein the cross sectional shape of one close to cover board is L
Type, includes bottom and bending part, and wherein bottom is used to holding out against inner ring, and the angle of bending part and bottom is acute angle, bending part
Outer ring is withstood on top, and sealing cavity is formed between inner ring, prevents dust from entering.
In such scheme, the gap between the bearing block and the right semi-circle of outer ring is less than 0.5mm, and in gap
Between be wiped with gel-like lubricating oil.
The utility model is by adopting the above-described technical solution, have the advantages that：
The utility model is simple in structure, by increasing capacitance it is possible to increase the swing of wheel hub axial direction, the bearing energy when road conditions are uneven
Enough adjust automatically angles, and then keep the comprehensive engagement on tire and ground, reduce the abrasion of tire, improve service life and
Security.
Brief description of the drawings
Fig. 1 is the front view of the utility model embodiment；
Fig. 2 is the A-A views of the utility model embodiment；
In figure：1 bearing block, 2 hub spindles, 3 inner rings, 4 outer rings, 5 flexo cushions, 6 cover boards, 7 lassos.
Embodiment
In order to make the content of the utility model readily apparent be understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
The clearance-type wheel hub self-aligning bearing mechanism as shown in Fig. 1 Fig. 2, includes aligning ball bearing, bearing block 1 and hub spindle
2, aligning ball bearing includes inner ring 3 and outer ring 4, wherein the inner ring 3 blocks hub spindle 2, outer ring 4 and bearing block 1 into
Row coordinates, and the section of the outer surface of the outer ring 4 is the arc-shaped of outwardly convex, and 3 both sides of inner ring are additionally provided with flexible buffer
Pad 5, flexo cushion 5 are installed on the shaft shoulder of hub spindle 2, and are cyclic structure, and inner ring 3 is withstood from both sides；The bearing
Seat 1 is divided into two semicircles in left and right with 3 matched face of outer ring, and interior concave arc is processed into the section of the wherein mating surface of left semicircle
Shape, and it is identical with the outer surface radian of outer ring 4 both coordinated, remain with gap between right semi-circle and outer ring 4, and by right half
It is processed into linear in the section of round mating surface.
In the present embodiment, the end of the hub spindle 2 is provided with cover board 6, and the inner side of cover board 6 is provided with a ring shape
Lasso 7, lasso 7 entangles bearing block 1, and can slide over adjusting micro-displacement.What the bearing block 1 was contacted with lasso 7
Shiny surface is processed on surface, and the section on the surface is arc.The lasso 7 is machined with the surface that bearing block 1 contacts
If the groove of arterial highway annular, flexible sealing material is filled with groove.
In the present embodiment, the flexo cushion 5 has two, wherein the cross sectional shape of one close to cover board 6 is L
Type, includes bottom and bending part, and wherein bottom is used to holding out against inner ring 3, and the angle of bending part and bottom is acute angle, bending part
Outer ring 4 is withstood on top, is formed sealing cavity between inner ring 3, is prevented dust from entering.
In the present embodiment, the gap between the bearing block 1 and the right semi-circle of outer ring 4 is 0.4mm, and in gap
Between be wiped with gel-like lubricating oil.
Particular embodiments described above, to the utility model solve technical problem, technical solution and beneficial effect into
Go further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and do not have to
In limitation the utility model, where within the spirit and principles of the present invention, any modification, equivalent substitution and improvements done
Deng should be included within the scope of protection of this utility model.
Claims (6)
1. clearance-type wheel hub self-aligning bearing mechanism, includes aligning ball bearing, bearing block and hub spindle, aligning ball bearing bag
Inner ring and outer ring are included, wherein the inner ring blocks hub spindle, outer ring is coordinated with bearing block, it is characterised in that described
Outer ring outer surface section it is arc-shaped for outwardly convex, inner ring both sides are additionally provided with flexo cushion, flexo cushion
On the shaft shoulder of hub spindle, and it is cyclic structure, inner ring is withstood from both sides；The bearing block and the matched face in outer ring
Be divided into two semicircles in left and right, the section of the wherein mating surface of left semicircle is processed into that indent is arc-shaped, and with the outer surface arc of outer ring
Spend it is identical both coordinated, gap is remained between right semi-circle and outer ring, and the section of the mating surface of right semi-circle is processed into
Linear.
2. clearance-type wheel hub self-aligning bearing mechanism as claimed in claim 1, it is characterised in that the wheel hub the tip of the axis is set
Cover board is equipped with, the lasso of a ring shape is provided with the inside of cover board, lasso entangles bearing block, and can adjust small position sliding over
Move.
3. clearance-type wheel hub self-aligning bearing mechanism as claimed in claim 1, it is characterised in that the bearing block connects with lasso
Shiny surface is processed on tactile surface, and the section on the surface is arc.
4. clearance-type wheel hub self-aligning bearing mechanism as claimed in claim 2, it is characterised in that the lasso and bearing seated connection
If tactile surface is machined with the groove of arterial highway annular, flexible sealing material is filled with groove.
5. clearance-type wheel hub self-aligning bearing mechanism as claimed in claim 1, it is characterised in that the flexible buffer is lined with two
It is a, wherein the cross sectional shape of one close to cover board is L-type, include bottom and bending part, wherein bottom is used to hold out against inner ring,
Bending part and the angle of bottom are acute angle, and the top of bending part withstands outer ring, sealing cavity is formed between inner ring.
6. clearance-type wheel hub self-aligning bearing mechanism as claimed in claim 1, it is characterised in that the bearing block and outer ring
Gap between right semi-circle is less than 0.5mm, and gel-like lubricating oil is wiped among gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720076025.9U CN207261484U (en) | 2017-01-22 | 2017-01-22 | Clearance-type wheel hub self-aligning bearing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720076025.9U CN207261484U (en) | 2017-01-22 | 2017-01-22 | Clearance-type wheel hub self-aligning bearing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207261484U true CN207261484U (en) | 2018-04-20 |
Family
ID=61914035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720076025.9U Expired - Fee Related CN207261484U (en) | 2017-01-22 | 2017-01-22 | Clearance-type wheel hub self-aligning bearing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207261484U (en) |
-
2017
- 2017-01-22 CN CN201720076025.9U patent/CN207261484U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180420 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |