CN207033982U - Flanged formula double-row conical hub bearing - Google Patents
Flanged formula double-row conical hub bearing Download PDFInfo
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- CN207033982U CN207033982U CN201720965002.3U CN201720965002U CN207033982U CN 207033982 U CN207033982 U CN 207033982U CN 201720965002 U CN201720965002 U CN 201720965002U CN 207033982 U CN207033982 U CN 207033982U
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Abstract
It the utility model is related to a kind of flanged formula double-row conical hub bearing, including bearing body and outward flange disk, bearing body includes the taper roll bearing of two sets of axial arrangings, outward flange disk includes the axially extending housing into tubular, integrally formed with flange on housing outer circle wall, interval back-up ring is provided with the middle part of inner walls, the outer ring of two sets of taper roll bearings is inlaid in the clutch shaft bearing installation cavity and second bearing installation cavity of interval back-up ring both sides respectively, the outer ring of taper roll bearing contradicts with interval back-up ring to be coordinated, sealing ring is provided with the external port of clutch shaft bearing installation cavity and second bearing installation cavity, sealed circle sealing between the inner ring of the housing and taper roll bearing, the inner docking of the inner ring of two sets of taper roll bearings.The utility model optimizes manufacturing process, the processing efficiency of second generation biserial circular cone hub bearing, and the performance of product entirety does not change, has the advantages of internal lubrication fat packing space is big.
Description
Technical field
Technical field of bearings is the utility model is related to, is specifically flanged (FLGD) biserial circular cone pipe hub bearing.
Background technology
Hub bearing is one of key components and parts of automobile, and its main function is load capacity and carried for the rotation of wheel hub
For accurate guiding, this requires it to bear axial load and still suffer from radial load.
Existing conventional hub bearing double-row conical bearing structure type, such as two generation biserial circular cone hub bearings, its
Using the outer ring design integrally formed with outward flange, cause outward flange processing technology complicated due to being integrally formed, raceway position needs
Want local impewdance matching and ball race grinding, microstoning etc..
The content of the invention
Goal of the invention of the present utility model is：In view of the deficienciess of the prior art, the utility model provides a kind of optimization
Manufacturing process, the processing efficiency of second generation biserial circular cone hub bearing, and the band that the performance of product entirety does not change
Flange form double-row conical hub bearing, there is the advantages of internal lubrication fat packing space is big.
To achieve the above object, the utility model provides following technical scheme：A kind of flanged formula double-row conical
Hub bearing, including bearing body and outward flange disk, it is characterised in that：The bearing body includes the circle of two sets of axial arrangings
Taper roller bearing, taper roll bearing include outer ring, inner ring and the rolling element between outer ring and inner ring, the outward flange
Disk includes the axially extending housing into tubular, and integrally formed with flange on housing outer circle wall, interval is provided with the middle part of inner walls
Back-up ring, the transseptal back-up ring of shell inner hole chamber are separated into clutch shaft bearing installation cavity and second bearing installation cavity, two sets of circular cone rollings
The outer ring of sub- bearing is inlaid in the clutch shaft bearing installation cavity and second bearing installation cavity of housing, the outer ring of taper roll bearing with
Interval back-up ring, which contradicts, to be coordinated, and sealing ring is provided with the external port of the clutch shaft bearing installation cavity and second bearing installation cavity, described
Sealed circle sealing between housing and the inner ring of taper roll bearing, the inner docking of inner ring of two sets of taper roll bearings.
By using above-mentioned technical proposal, coordinate the design of outward flange disk using two sets of taper roll bearings, so as to simplification
The difficulty of processing of hub bearing, and the performance of product entirety does not change compared with existing two generations taper roll bearing,
Interval back-up ring in housing realizes the outer ring of two sets of taper roll bearings of barrier, and under the structure, has double row tapered roller
The advantages of sub- grease-filled space of hub bearing internal lubrication is big, and axially and radially bearing capacity is good.
Preferably, the inner ring of two sets of taper roll bearings is through lock-connecting piece interlocking.Under the structure design, prevent hub spindle
Hold the generation of the sequence of sanqu songs within a particular musical mode in circulation, transportation.
Preferably, one end inner peripheral wall of the inner ring docking of two sets of taper roll bearings is provided with step-like annular
Groove, the interlocking projection provided with some circumferentially spaced arrangements and radial protrusion in annular groove, annular groove on two sets of inner rings
Docking forms the U-shaped groove of annular, and lock-connecting piece is annular snap ring, and snap ring is arranged in U-shaped groove, and the snap ring is provided with edge
Some hole clippings of week distribution, the interlocking projection of two sets of inner rings, which is caught in hole clipping, forms described two sets of inner rings of snap ring interlocking.
Under the structure design, locked, realized " outer interlocking " using the internal side diameter in inner ring, there is the advantages of easy to assembly.
Preferably, wherein the inner outer radial side of a set of inner ring is provided with axial flange collar, the another set of inner ring it is interior
End external diameter side wall is provided with step groove, and axial flange collar stretches into step groove and seals cooperation.Under the structure design so that in external lock
Under the mode connect, the docking site of two sets of inner rings forms reliable sealing.
Preferably, the sealing ring is L-shaped, ring-type external seal plate and inner sealing plate including cross sectional shape, external seal
Plate and the mutual snapping of inner sealing plate form rectangular seal chamber, and inner sealing plate is provided with rubbery sealed body, the rubbery sealed body bag
Include the rubber base portion being fixed on inner sealing plate, the sealing lip positioned at rectangular seal intracavitary and the inner walls with outward flange disk
The dust excluder lips that contact sealing coordinates, sealing lip are integrally formed with rubber base portion, and sealing lip contacts sealing with external seal plate and coordinated.Should
Under structure design, sealing ring uses the combination sealing coil structures of rectangle, has the advantages of good sealing effect.
The utility model is further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the utility model specific embodiment structural representation；
Fig. 2 is part A partial enlarged view in Fig. 1；
Fig. 3 is part B partial enlarged view in Fig. 1.
Embodiment
Referring to accompanying drawing 1 ~ 3, the utility model discloses a kind of flanged formula double-row conical hub bearing, including bearing sheet
Body and outward flange disk 1, the bearing body include the taper roll bearing 2 of two sets of axial arrangings, and taper roll bearing 2 includes
Outer ring 21, inner ring 22 and the rolling element 23 between outer ring 21 and inner ring 22, the outward flange disk 1 include it is axially extending into
The housing 11 of tubular, integrally formed with flange 12 on the outer circle wall of housing 11, interval back-up ring 13, shell are provided with the middle part of the inwall of housing 11
The transseptal back-up ring 13 of the bore of body 11 is separated into clutch shaft bearing installation cavity 14 and second bearing installation cavity 15, two sets of circular cone rollings
The outer ring 21 of sub- bearing 2 is inlaid in the clutch shaft bearing installation cavity 14 and second bearing installation cavity 15 of housing 11, taper roller axle
The outer ring 21 and interval back-up ring 13 for holding 2 contradict cooperation, the outer end of the clutch shaft bearing installation cavity 14 and second bearing installation cavity 15
Sealing ring 3 is provided with mouthful, sealed circle 3 seals between the inner ring 22 of the housing 11 and taper roll bearing 2, two sets of circles
The inner docking of inner ring 22 of taper roller bearing 2.Designed using two sets of taper roll bearings, though two corresponding outer rings have been had more,
Its processing technology is identical with plain bearing lasso, it is not necessary to which extra increase is quenched tempering process and flange ball race grinding, overall right
Compared than existing two generations hub bearing, there is obvious manufacturing process, device requirement, financial cost, processing efficiency advantage,
Flanged biserial conical bearing application can above carry out replacement use.Fit on is also more convenient simultaneously, has internal lubrication oil
The advantages of fat packing space is big, and axially and radially bearing capacity is good.
The inner ring 22 of two sets of taper roll bearings 2 is through the interlocking of lock-connecting piece 4.Under the structure design, prevent hub bearing
The generation of the sequence of sanqu songs within a particular musical mode in circulation, transportation.Preferably, in one end that the inner ring 22 of two sets of taper roll bearings 2 docks
Circumferential wall is provided with step-like annular groove 221, and some circumferentially spaced arrangements and radial protrusion are provided with annular groove 221
Interlocking projection 222, annular groove docks the U-shaped groove 24 to form annular on two sets of inner rings 22, lock-connecting piece 4 for annular card
Ring, snap ring are arranged in U-shaped groove 24, and the snap ring is provided with some hole clippings 41 along week distribution, two sets of inner rings 22
Interlocking projection 222 be caught in hole clipping 41 and form described two sets of inner rings 22 of snap ring interlocking.Locked using the internal side diameter in inner ring
Tightly, " outer interlocking " is realized, there is the advantages of easy to assembly.Certainly after can also using the outer circumference surface of inner ring to be provided with corresponding construction
Through snap ring interlocking, that is, realize that lock-connection structure is located at the inside of hub bearing（I.e. interior interlocking）, but there is dismounting side using outer locking
Just the advantages of, therefore it is preferred that outer lock-connection structure.The inner outer radial side of wherein a set of inner ring is provided with axial flange collar 223, another
The inner external diameter side wall for covering the inner ring is provided with step groove 224, and axial flange collar 223 stretches into step groove 224 and seals cooperation,
Rubber seal 225 is set in axial flange collar 223 and the axial direction of step groove 224 and realizes that sealing coordinates.Under the structure design so that
Under the mode of outer interlocking, the docking site of two sets of inner rings forms reliable sealing.
In this specific embodiment, the sealing ring 3 is L-shaped, ring-type external seal plate 31 and Nei Mi including cross sectional shape
Shrouding 32, external seal plate 31 and 32 mutual snapping of inner sealing plate form rectangular seal chamber 30, and it is close that inner sealing plate 32 is provided with rubber
Seal body 33, the rubbery sealed body 33 includes being fixed on rubber base portion 331 on inner sealing plate 32, in rectangular seal chamber 30
Sealing lip and the dust excluder lips 333 that sealing coordinates are contacted with the inwall of housing 11 of outward flange disk 1, sealing lip and rubber base portion
331 are integrally formed, and sealing lip contacts sealing with external seal plate 31 and coordinated.The sealing lip includes first in " people " font difference
The axial circle body of lip body 332-1 and the second lip body 332-2, the first lip body 332-1 and the second lip body 332-2 with external seal plate 31
Contact sealing coordinates, and the sealing lip also includes contacting the 3rd lip body 332- that sealing coordinates with the radial direction circle body of external seal plate 31
3, the 3rd lip body 332-3 tilts extension obliquely.The advantages of with good sealing effect.
Claims (5)
1. a kind of flanged formula double-row conical hub bearing, including bearing body and outward flange disk, it is characterised in that：Institute
Stating bearing body includes the taper roll bearing of two sets of axial arrangings, and taper roll bearing includes outer ring, inner ring and positioned at outer
Enclose includes the axially extending housing into tubular the rolling element between inner ring, the outward flange disk, integral on housing outer circle wall
Flange is formed, is provided with interval back-up ring in the middle part of inner walls, the transseptal back-up ring of shell inner hole chamber is separated into clutch shaft bearing installation cavity
With second bearing installation cavity, the outer ring of two sets of taper roll bearings is inlaid in the clutch shaft bearing installation cavity and the second axle of housing
Hold in installation cavity, the outer ring of taper roll bearing contradicts with interval back-up ring to be coordinated, the clutch shaft bearing installation cavity and second bearing
Sealing ring is provided with the external port of installation cavity, sealed circle seals between the inner ring of the housing and taper roll bearing, two sets
The inner docking of the inner ring of the taper roll bearing.
2. flanged formula double-row conical hub bearing according to claim 1, it is characterised in that：Two sets of circular cone rollings
The inner ring of sub- bearing is through lock-connecting piece interlocking.
3. flanged formula double-row conical hub bearing according to claim 2, it is characterised in that：Two sets of circular cone rollings
One end inner peripheral wall of the inner ring docking of sub- bearing is provided with step-like annular groove, in annular groove provided with it is some circumferentially
It is intervally arranged and the interlocking projection of radial protrusion, annular groove docks to form annular U-shaped groove on two sets inner rings, and lock-connecting piece is
Annular snap ring, snap ring are arranged in U-shaped groove, and the snap ring is provided with some hole clippings along week distribution, and two sets described interior
The interlocking projection of circle, which is caught in hole clipping, forms described two sets of inner rings of snap ring interlocking.
4. flanged formula double-row conical hub bearing according to claim 3, it is characterised in that：It is wherein a set of described interior
The inner outer radial side of circle is provided with axial flange collar, and the inner external diameter side wall of the another set of inner ring is provided with step groove, axially convex
Circle stretches into step groove and seals cooperation.
5. flanged formula double-row conical hub bearing according to claim 1, it is characterised in that：The sealing ring includes
Cross sectional shape is L-shaped, ring-type external seal plate and inner sealing plate, and it is close that external seal plate and the mutual snapping of inner sealing plate form rectangle
Chamber is sealed, inner sealing plate is provided with rubbery sealed body, and the rubbery sealed body includes rubber base portion, the position being fixed on inner sealing plate
Contact in the sealing lip of rectangular seal intracavitary and with the inner walls of outward flange disk the dust excluder lips for sealing and coordinating, sealing lip and rubber
Matrix portion is integrally formed, and sealing lip contacts sealing with external seal plate and coordinated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720965002.3U CN207033982U (en) | 2017-08-03 | 2017-08-03 | Flanged formula double-row conical hub bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720965002.3U CN207033982U (en) | 2017-08-03 | 2017-08-03 | Flanged formula double-row conical hub bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207033982U true CN207033982U (en) | 2018-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720965002.3U Active CN207033982U (en) | 2017-08-03 | 2017-08-03 | Flanged formula double-row conical hub bearing |
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| Country | Link |
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| CN (1) | CN207033982U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340264A (en) * | 2018-11-30 | 2019-02-15 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | The bearing T shaped sealing structure of biserial cone axis |
| CN111623035A (en) * | 2020-06-01 | 2020-09-04 | 河北亚超轴承集团有限公司 | Heavy truck hub bearing and gasket mounting device thereof |
| CN111637155A (en) * | 2020-06-01 | 2020-09-08 | 河北亚超轴承集团有限公司 | Heavy truck hub bearing and connecting ring installation device thereof |
-
2017
- 2017-08-03 CN CN201720965002.3U patent/CN207033982U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340264A (en) * | 2018-11-30 | 2019-02-15 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | The bearing T shaped sealing structure of biserial cone axis |
| CN111623035A (en) * | 2020-06-01 | 2020-09-04 | 河北亚超轴承集团有限公司 | Heavy truck hub bearing and gasket mounting device thereof |
| CN111637155A (en) * | 2020-06-01 | 2020-09-08 | 河北亚超轴承集团有限公司 | Heavy truck hub bearing and connecting ring installation device thereof |
| CN111623035B (en) * | 2020-06-01 | 2021-08-17 | 河北亚超轴承集团有限公司 | Heavy truck hub bearing and gasket mounting device thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 Wenzhou economic and Technological Development Zone, Wenzhou, Wenzhou, Zhejiang Province, No. 515, seashore Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Address before: 325000 Wenzhou economic and Technological Development Zone, Wenzhou, Wenzhou, Zhejiang Province, No. 515, seashore Patentee before: C & U Group Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. |