CN207161515U - Automobile steering device bearing - Google Patents
Automobile steering device bearing Download PDFInfo
- Publication number
- CN207161515U CN207161515U CN201721014170.0U CN201721014170U CN207161515U CN 207161515 U CN207161515 U CN 207161515U CN 201721014170 U CN201721014170 U CN 201721014170U CN 207161515 U CN207161515 U CN 207161515U
- Authority
- CN
- China
- Prior art keywords
- bearing
- hole
- outer ring
- automobile steering
- steering device
- 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
Links
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- Rolling Contact Bearings (AREA)
- Sealing Of Bearings (AREA)
Abstract
It the utility model is related to a kind of automobile steering device bearing, including bearing body and erecting device, the bearing body includes bearing outer ring, bearing inner race, steel ball and retainer, steel ball is held between bearing outer ring and bearing inner race through retainer, axial one end of erecting device including bearing outer ring is axially extending and integrally formed toroidal race, toroidal race have axially through resigning central through hole, be radially provided with installation through-hole on toroidal race.Above-mentioned technical proposal, there is the advantages of overall structure rigidity is stronger, simple in construction, easy to assembly.
Description
Technical field
Technical field of bearings is the utility model is related to, is specifically the bearing for automobile steering device.
Background technology
Generally common zanjon spherical structure is used in existing automobile steering device synchronization system, bearing leads to when being installed with housing
Interference fit is crossed to link together, because interference fit is easy to hurt Bearing inner structure during installation, the magnitude of interference is small coordinate it is inadequate,
The movement that bearing easily skids relatively even, the magnitude of interference is big, installation inconvenience, and efficiency of assembling is low, and bearing installation damage easily occurs.
The content of the invention
The present utility model purpose：The defects of to overcome prior art to exist, the utility model provide a kind of overall knot
Stronger, simple in construction, the easy to assembly automobile steering device bearing of structure rigidity.
To achieve the above object, the utility model provides following technical scheme：
A kind of automobile steering device bearing, including bearing body and erecting device, the bearing body include bearing outer ring,
Bearing inner race, steel ball and retainer, steel ball are held between bearing outer ring and bearing inner race through retainer, it is characterised in that：
Axial one end of described erecting device including bearing outer ring is axially extending and integrally formed toroidal race, toroidal race have
Axially through resigning central through hole, be radially provided with installation through-hole on toroidal race.
By using above-mentioned technical proposal, processed on bearing outer ring and form toroidal race, pass through toroidal race with turning to
The housing of device is assembled, and bearing and housing are fixed by installation through-hole using screw, reduces bearing and housing
Assemble intensity；Avoiding old structure may cause bearing relative with housing generation by being interference fitted installation difficulty, mismate
It is mobile.
Preferably, the outer circumference surface of the toroidal race is provided with horizontal section, and the installation through-hole is located at horizontal section
On, horizontal section is vertical with installation through-hole.Under the structure design, stability fixed between housing and bearing is improved.
Preferably, the toroidal race is provided with the relative installation through-hole in two positions.Under the structure design, structure letter
It is single, while ensure that housing and bearing fit are solid and reliable.
Preferably, the internal diameter of the resigning central through hole is more than the internal diameter of the bearing outer ring, and respective annular seat ring allows
Shoulder rank is formed between position central through hole hole wall and the rib of bearing outer ring.Under the structure design, it is easy to the processing shape of toroidal race
Into.
Preferably, sealing device is provided with the axial port of the bearing body, sealing device includes sealing ring, sealing ring
Including rigid backbone and rubbery sealed body, rubbery sealed body is included positioned at the outer dust excluder lips at the external diameter end of rigid backbone and positioned at firm
Property skeleton inner-diameter end rubber seal lip, be provided with dustproof groove on the inner peripheral surface of bearing outer ring, outer dust excluder lips are fixed and are inlaid in
In dustproof groove, the seal groove of concave shape is provided with the outer circumference surface of bearing inner race, axially external in seal groove has outer shroud
Shape face, the axially inner side of seal groove have inner ring surface, and the rubber seal lip includes middle interlabium body, and the middle interlabium body stretches into close
Sealing groove interior sealing coordinates, and the axial both sides of middle interlabium body are extended with outer lip body and epipharynx body, outer lip body and outer ring surface position correspondence
And clearance seal coordinates, epipharynx body coordinates with inner ring surface position correspondence and clearance seal.Under the structure design, ensure bearing seal
Performance, and rubber seal lip uses three lip body fitted seal grooves, has the advantages of good seal performance.
Preferably, the diameter of the outer ring surface is less than the diameter of inner ring surface.Under the structure design, outer low and inner high set is realized
Meter, so as to improve sealing property.
Preferably, the bearing body is four point contact ball bearings.Under the structure design, four point-contact junction structures, improve
The bearing capacity of bearing.
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 automobile steering device bearing arrangement schematic diagram；
Fig. 2 is the sectional view of the line A-A cutting along Fig. 1；
Fig. 3 is Fig. 2 part B partial enlarged view.
Embodiment
Referring to accompanying drawing 1 ~ 3, a kind of automobile steering device bearing disclosed in the utility model, including bearing body 1 and installation
Device 2, to ensure bearing load carrying capacity, the bearing body 1 is four point contact ball bearings.The bearing body 1 includes axle
Bearing outer-ring 11, bearing inner race 12, steel ball 13 and retainer 14, steel ball 13 are held in bearing outer ring 11 and bearing through retainer 14
Between inner ring 12, axial one end of described erecting device 2 including bearing outer ring 11 is axially extending and integrally formed annular seating
Circle 21, toroidal race 21 have axially through resigning central through hole 210, be radially provided with installation through-hole on toroidal race 21
22.Processing forms toroidal race on bearing outer ring, is assembled by toroidal race and the housing of steering gear, is led to using screw
Cross installation through-hole bearing and housing are fixed, reduce the assembling intensity of bearing and housing；Avoid old structure and pass through interference
Installation difficulty, mismate is coordinated to cause bearing that relative movement occurs with housing.Two are provided with the toroidal race
The relative installation through-hole in individual position.It is simple in construction, while ensure that housing and bearing fit are solid and reliable.
As shown in figure 1, the outer circumference surface of the toroidal race 21 is provided with horizontal section 23, the installation through-hole 22 is located at
On horizontal section 23, horizontal section 23 is vertical with installation through-hole 22.Improve stability fixed between housing and bearing.
As shown in Fig. 2 the internal diameter of the resigning central through hole 210 is more than the internal diameter of the bearing outer ring 11, respective annular
Shoulder rank 211 is formed between the hole wall of resigning central through hole 210 of seat ring 21 and the rib of bearing outer ring 11.It is easy to adding for toroidal race
Work is formed.
In this specific embodiment, sealing device is provided with the axial port of the bearing body 1, sealing device includes sealing
Circle 15, sealing ring 15 include rigid backbone 151 and rubbery sealed body, and rubbery sealed body includes the external diameter positioned at rigid backbone 151
The outer dust excluder lips 152 at end and the rubber seal lip 153 positioned at the inner-diameter end of rigid backbone 151, in the inner peripheral surface of bearing outer ring 11
Dustproof groove 111 is provided with, outer dust excluder lips 152 are fixed and are inlaid in dustproof groove 111, are provided with the outer circumference surface of bearing inner race 12
The seal groove 121 of concave shape, axially external in seal groove 121 have outer ring-like face 122, the axially inner side tool of seal groove 121
There is inner ring surface 123, the diameter of the outer ring surface 122 is less than the diameter of inner ring surface 123；Outer low and inner high design is realized, so as to carry
High sealing performance；The rubber seal lip 153 includes middle interlabium body 1531, and the middle interlabium body 1531 is stretched into seal groove 121
Sealing coordinates, and the axial both sides of middle interlabium body 1531 are extended with outer lip body 1532 and epipharynx body 1533, outer lip body 1532 and outer shroud
The position correspondence of face 122 and clearance seal cooperation, epipharynx body 1533 and the position correspondence of inner ring surface 123 and clearance seal cooperation.Ensure
Bearing seal performance, and rubber seal lip uses three lip body fitted seal grooves, has the advantages of good seal performance.
Claims (7)
1. a kind of automobile steering device bearing, including bearing body and erecting device, the bearing body includes bearing outer ring, axle
Inner ring, steel ball and retainer are held, steel ball is held between bearing outer ring and bearing inner race through retainer, it is characterised in that：Institute
Axial one end of the erecting device stated including bearing outer ring is axially extending and integrally formed toroidal race, toroidal race have axle
To the resigning central through hole of insertion, installation through-hole is radially provided with toroidal race.
2. automobile steering device bearing according to claim 1, it is characterised in that：The outer circumference surface of the toroidal race is provided with
Horizontal section, the installation through-hole are located on horizontal section, and horizontal section is vertical with installation through-hole.
3. automobile steering device bearing according to claim 2, it is characterised in that：The toroidal race is provided with two position phases
To installation through-hole.
4. according to the 1 or 2 or 3 automobile steering device bearing of claim, it is characterised in that：The internal diameter of the resigning central through hole
More than the internal diameter of the bearing outer ring, formed between the resigning central through hole hole wall of respective annular seat ring and the rib of bearing outer ring
Shoulder rank.
5. according to the 1 or 2 or 3 automobile steering device bearing of claim, it is characterised in that：The axial port of the bearing body
Place is provided with sealing device, and sealing device includes sealing ring, and sealing ring includes rigid backbone and rubbery sealed body, rubbery sealed body bag
The outer dust excluder lips positioned at the external diameter end of rigid backbone and the rubber seal lip positioned at rigid backbone inner-diameter end are included, in bearing outer ring
Inner peripheral surface is provided with dustproof groove, and outer dust excluder lips are fixed and are inlaid in dustproof groove, is provided with the outer circumference surface of bearing inner race recessed
The seal groove of font, axially external in seal groove have outer ring-like face, and the axially inner side of seal groove has inner ring surface, the rubber
Glue sealing lip includes middle interlabium body, and the middle interlabium body stretches into the cooperation of seal groove interior sealing, and the axial both sides of middle interlabium body are stretched out
There are outer lip body and epipharynx body, outer lip body coordinates with outer ring surface position correspondence and clearance seal, epipharynx body and inner ring surface position correspondence
And clearance seal coordinates.
6. automobile steering device bearing according to claim 5, it is characterised in that：The diameter of the outer ring surface is less than inner ring surface
Diameter.
7. automobile steering device bearing according to claim 1, it is characterised in that：The bearing body is four point contact type ball axles
Hold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014170.0U CN207161515U (en) | 2017-08-14 | 2017-08-14 | Automobile steering device bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014170.0U CN207161515U (en) | 2017-08-14 | 2017-08-14 | Automobile steering device bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161515U true CN207161515U (en) | 2018-03-30 |
Family
ID=61717074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721014170.0U Expired - Fee Related CN207161515U (en) | 2017-08-14 | 2017-08-14 | Automobile steering device bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161515U (en) |
-
2017
- 2017-08-14 CN CN201721014170.0U patent/CN207161515U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180523 Address after: No. 298, Fangjia mountain road, Huzhou, Zhejiang Province Co-patentee after: Huzhou more than 3 Bearing Co. Ltd. Patentee after: Zhejiang Eight Plus One Co., Ltd. Address before: 325000 No. 16 Yongjiang Road, Wenzhou economic and Technological Development Zone, Zhejiang Co-patentee before: C&U Group Co., Ltd. Patentee before: C&U Group Ltd. Co-patentee before: Anhui Pifu bearing Limited by Share Ltd Co-patentee before: Wuhu happy Bearing Co., Ltd. |
|
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xia Yuming Inventor after: Guo Changjian Inventor before: Li Xinwang Inventor before: Guo Changjian |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20180814 |