CN104329374B - Automobile-used special-shape bearing outer ring - Google Patents
Automobile-used special-shape bearing outer ring Download PDFInfo
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- CN104329374B CN104329374B CN201410577127.XA CN201410577127A CN104329374B CN 104329374 B CN104329374 B CN 104329374B CN 201410577127 A CN201410577127 A CN 201410577127A CN 104329374 B CN104329374 B CN 104329374B
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- outer ring
- conical surface
- groove
- ring body
- automobile
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Abstract
The invention belongs to technical field of automobile, is related to a kind of automobile-used special-shape bearing outer ring.Solve the technical problem of prior art fluctuation of service.It includes outer ring body, described outer ring body has axis hole, the two ends of axis hole are to the decreasing pore size of the centerline direction of outer ring body so that axis hole forms first conical surface and second conical surface, first conical surface, the axial line of second conical surface and outer ring body overlaps, a L-shaped groove is offered in the junction of first conical surface and second conical surface, described groove includes a bar groove ditch base and a groove side, wherein groove base is connected with first conical surface and junction forms the first rounded locating ring, groove side is connected with second conical surface and junction forms the second rounded locating ring.Reasonable in design, stable, load performance of the invention is good.
Description
Technical field
This utility model belongs to technical field of automobile, is related to a kind of automobile-used special-shape bearing outer ring.
Background technology
Bearing is one of most widely used part in mechanical engineering or automobile, and most of bearing mainly includes outer ring, rolling
Body, retainer, inner ring composition.Bearing outer ring is directly contacted with the surface of rolling element.Existing bearing outer ring easily causes rolling element
Sideslip, rolls dumb, unstable at work, and whole bearing can be caused when serious to scrap.
In order to solve the problems, such as that prior art, people have carried out long-term exploration, it is proposed that solution miscellaneous
Scheme.For example, Chinese patent literature discloses a kind of bearing outer ring [patent No.：CN202732708U], it includes outer ring body,
The inwall of the outer ring body is circumferentially provided with the raceway rolled for ball, and the outer ring main body is set in the front-end and back-end of raceway
It is equipped with and is easy to the first step and second step of placing sealing ring, on the raceway, is provided with lubrication liner.
Such scheme, is provided with lubrication liner on the inside of its raceway, the liner cause bearing outer ring have excellent antifriction quality,
Wearability, self lubricity, used time also have higher bearing capacity, and on the other hand, the step of the installation sealing ring of setting enters one
Step improves the sealing property of bearing, oil-proof, the dust protection of essence.But the program also has a weak point, the curved bottom of raceway,
Rolling element runs larger from the probability of raceway in raceway, that is to say, that yet suffers from limitation to the spacing of rolling element, causes work
Make unstable.
Utility model content
The purpose of this utility model is for the problems referred to above, there is provided a kind of high automobile-used different of rational in infrastructure, job stability
Profile shaft bearing outer-ring.
For reaching above-mentioned purpose, this utility model employs following technical proposal：A kind of automobile-used special-shape bearing outer ring, including
Outer ring body, the two ends that described outer ring body has axis hole, axis hole gradually contract to the aperture of the centerline direction of outer ring body
It is little that the axial line of first conical surface, second conical surface and outer ring body overlaps so that axis hole forms first conical surface and second conical surface,
The junction of first conical surface and second conical surface offers a L-shaped groove, described groove include a bar groove ditch base and
One groove side, wherein groove base are connected with first conical surface and junction forms the first rounded locating ring, groove side
Side is connected with second conical surface and junction forms the second rounded locating ring, and the first locating ring and the second locating ring are along outer ring sheet
The centrage of body is mirrored symmetrically, and the angle α 1 of groove base and groove side is 90 °, the axle center of groove base and outer ring body
Angle α 2 between line is 14 °, and the angle α 3 between the first described conical surface and the axial line of outer ring body is 22-24 °, axis hole
Two ends and be respectively equipped with the outside of first conical surface and second conical surface a first cylindrical installing hole and second peace
Dress hole.
In above-mentioned automobile-used special-shape bearing outer ring, the angle α 4 between the axial line of second conical surface and outer ring body is
22-24°.
In above-mentioned automobile-used special-shape bearing outer ring, it is recessed downwards to be formed in the junction of the first installing hole and first conical surface
The first seal groove for being arranged sealing ring or sealing baffle in annular, in the second installing hole and the junction of second conical surface
Depression forms the second seal groove for being arranged sealing ring or sealing baffle in annular downwards.
In above-mentioned automobile-used special-shape bearing outer ring, the first installing hole has the first chamfering away from one end of the first seal groove
Face, the second installing hole have the second fillet surface away from one end of the first seal groove.
In above-mentioned automobile-used special-shape bearing outer ring, the outer wall of outer ring body is provided with baffle plate, and the baffle plate is by outer ring body
Outer wall is separated into the first outer tube and the second outer tube, is provided with the different hierarchic structure of external diameter on the second outer tube.
In above-mentioned automobile-used special-shape bearing outer ring, described hierarchic structure includes a ladder and No. two ladders, wherein
A number ladder is had taper seat and is connected with No. two ladders by taper seat.
In above-mentioned automobile-used special-shape bearing outer ring, the first described outer tube is smoothly connected with baffle plate, No. two ladders and gear
Plate is smoothly connected.
Compared with prior art, the utility model has the advantage of：
1st, reasonable in design, spacing for ball fixation, when using cooperatively with bearing inner race, can be prevented ball from running by clever structure
Partially, the stability of process is used so as to improve whole bearing；
2nd, the design of the first seal groove and the second seal groove, further increases sealing effectiveness of the present utility model, is easy to
Post-production；There is the outer ring body of hierarchic structure, the connection between bearing and support can be facilitated；
3rd, the groove of L-type has higher load performance, and load effect is good.
Description of the drawings
Fig. 1 is the structural representation that this utility model is provided；
Fig. 2 is enlarged drawing at the A of Fig. 1.
In figure：Outside outer ring body 10, axis hole 11, first conical surface 12, second conical surface 13, baffle plate 14, the first outer tube 15, second
Cylinder 16, groove 20, groove base 21, groove side 22, the first locating ring 31, the second locating ring 32, the first installing hole 41, second
Installing hole 42, the first seal groove 51, the second seal groove 52, the first fillet surface 61, the second fillet surface 62, hierarchic structure 70, one
71, No. two ladders 72 of ladder.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, a kind of automobile-used special-shape bearing outer ring, including outer ring body 10, described outer ring body 10 has
There is an axis hole 11, the two ends of axis hole 11 are to the decreasing pore size of the centerline direction of outer ring body 10 so that axis hole 11 forms the
One conical surface 12 and second conical surface 13, the axial line of first conical surface 12, second conical surface 13 and outer ring body 10 overlap, in first conical surface
12 and second the junction of the conical surface 13 offer a L-shaped groove 20, when mounted, bearing inner race is matched with groove 20
Suitable, ball is arranged between bearing inner race and groove 20, and the groove 20 of L-type plays position-limiting action to ball, prevents ball from departing from
Track.Wherein first conical surface 12 and second conical surface 13 make bearing inner race be encased in axis hole 11 make very convenient.
Specifically, groove 20 includes a bar groove ditch base 21 and a groove side 22, wherein groove base 21 and
One conical surface 12 connects and junction forms the first rounded locating ring 31, and groove side 22 is connected and connects with second conical surface 13
Place forms the second rounded locating ring 32, and the first locating ring 31 and the second locating ring 32 are in mirror along the centrage of outer ring body 10
Face is symmetrical.
More specifically, the angle α 1 of groove base 21 and groove side 22 is 90 °, groove base 21 and outer ring body 10
Angle α 2 between axial line is 13-15 ° preferably 14 °, the angle α between first conical surface 12 and the axial line of outer ring body 10
3 is 22-24 °, and preferably 23 °, the angle α 4 between second conical surface 13 and the axial line of outer ring body 10 is 22-24 °, preferably
23°.
The outer wall of outer ring body 10 is provided with baffle plate 14, and the outer wall of outer ring body 10 is separated into the first outer tube 15 by the baffle plate 14
With the second outer tube 16, the different hierarchic structure 70 of external diameter is provided with the second outer tube 16.
Hierarchic structure 70 includes that a ladder 71 and No. two ladders 72, wherein No. one ladder 71 have taper seat and by circle
The conical surface is connected with No. two ladders 72.First outer tube 15 is smoothly connected with baffle plate 14, and No. two ladders 72 are smoothly connected with baffle plate 14.Two
The setting of number ladder 72 facilitates outer ring body 10 and is installed on support.
In order to increase the function of outer ring body 10, such as increase sealing, the two ends of this utility model axis hole 11 and be located at the
The outside of one conical surface 12 and second conical surface 13 is respectively equipped with a first cylindrical installing hole 41 and the second installing hole 42,
The junction of the first installing hole 41 and first conical surface 12 is recessed downwards to be formed and keeps off for being arranged sealing ring or sealing in annular
First seal groove 51 of plate, is recessed downwards to form being used in annular in the junction of the second installing hole 42 and second conical surface 13
It is arranged the second seal groove 52 of sealing ring or sealing baffle.Sealing baffle is inserted in the first seal groove 51 and the second seal groove 52
Can complete to block external dust, so as to prevent external dust from entering inside axis hole 11, whole bearing be played a protective role.
Sealing baffle is encased in the first seal groove 51 and the second seal groove 52 for convenience, and the first installing hole 41 is away from
There is the first fillet surface 61, the second installing hole 42 to have second to fall away from one end of the first seal groove 51 for one end of one seal groove 51
Edged surface 62.
This utility model is reasonable in design, clever structure, when using cooperatively with bearing inner race, can prevent spacing for ball fixation
Only ball sideslip, uses the stability of process so as to improve whole bearing；First seal groove 51 and the design of the second seal groove 52,
Sealing effectiveness of the present utility model is further increased, is easy to post-production；There is the outer ring body 10 of hierarchic structure 70, energy side
Just the connection between bearing and support.
Specific embodiment described herein is only to the explanation for example of this utility model spirit.This utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Although more used herein outer ring body 10, axis hole 11, first conical surface 12, second conical surface 13, baffle plate 14,
One outer tube 15, the second outer tube 16, groove 20, groove base 21, groove side 22, the first locating ring 31, the second locating ring 32,
One installing hole 41, the second installing hole 42, the first seal groove 51, the second seal groove 52, the first fillet surface 61, the second fillet surface 62,
The terms such as hierarchic structure 70, ladder, 71, No. two ladders 72, but it is not precluded from the probability using other terms.Using this
A little terms are used for the purpose of more easily describing and explaining essence of the present utility model；It is construed as what any one was added
It is all contrary with this utility model spirit to limit.
Claims (7)
1. a kind of automobile-used special-shape bearing outer ring, including outer ring body (10), described outer ring body (10) has axis hole (11), its
Be characterised by, decreasing pore size from the two ends of axis hole (11) to the centerline direction of outer ring body (10) so that axis hole (11)
Form first conical surface (12) and second conical surface (13), the axle center of first conical surface (12), second conical surface (13) and outer ring body (10)
Line overlaps, and offers a L-shaped groove (20), described groove in the junction of first conical surface (12) and second conical surface (13)
Ditch (20) includes a bar groove ditch base (21) and a groove side (22), wherein groove base (21) with first conical surface (12) even
Connect and junction forms rounded the first locating ring (31), groove side (22) are connected with second conical surface (13) and junction shape
Into rounded the second locating ring (32), the centrage of the first locating ring (31) and the second locating ring (32) along outer ring body (10)
It is mirrored symmetrically, the angle α 1 of groove base (21) and groove side (22) is 90 °, groove base (21) and outer ring body (10)
Axial line between angle α 2 be 14 °,
Angle α 3 between described first conical surface (12) and the axial line of outer ring body (10) is 22-24 °,
Two ends of axis hole (11) and being located on the outside of first conical surface (12) and second conical surface (13) be respectively equipped with one cylindrical
The first installing hole (41) and the second installing hole (42).
2. automobile-used special-shape bearing outer ring according to claim 1, it is characterised in that second conical surface (13) and outer ring body
(10) angle α 4 between axial line is 22-24 °.
3. automobile-used special-shape bearing outer ring according to claim 1, it is characterised in that in the first installing hole (41) and the first cone
The junction in face (12) is recessed downwards the first seal groove (51) for being arranged sealing ring or sealing baffle to be formed in annular,
The junction of the second installing hole (42) and second conical surface (13) be recessed downwards to be formed in annular for be arranged sealing ring or
Second seal groove (52) of sealing baffle.
4. automobile-used special-shape bearing outer ring according to claim 3, it is characterised in that the first installing hole (41) is close away from first
There is the first fillet surface (61), the second installing hole (42) to have the away from one end of the first seal groove (51) for one end of sealing groove (51)
Two fillet surfaces (62).
5. automobile-used special-shape bearing outer ring according to claim 4, it is characterised in that the outer wall of outer ring body (10) is provided with gear
The outer wall of outer ring body (10) is separated into the first outer tube (15) and the second outer tube (16) by plate (14), the baffle plate (14), second
Outer tube (16) is provided with the different hierarchic structure of external diameter (70).
6. automobile-used special-shape bearing outer ring according to claim 5, it is characterised in that described hierarchic structure (70) includes
Number ladder (71) and No. two ladders (72), wherein No. one ladder (71) have taper seat and by taper seat and No. two ladders (72)
Connection.
7. automobile-used special-shape bearing outer ring according to claim 6, it is characterised in that described the first outer tube (15) and baffle plate
(14) it is smoothly connected, No. two ladders (72) are smoothly connected with baffle plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577127.XA CN104329374B (en) | 2014-10-24 | 2014-10-24 | Automobile-used special-shape bearing outer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577127.XA CN104329374B (en) | 2014-10-24 | 2014-10-24 | Automobile-used special-shape bearing outer ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104329374A CN104329374A (en) | 2015-02-04 |
| CN104329374B true CN104329374B (en) | 2017-03-15 |
Family
ID=52404155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410577127.XA Active CN104329374B (en) | 2014-10-24 | 2014-10-24 | Automobile-used special-shape bearing outer ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104329374B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005140157A (en) * | 2003-11-04 | 2005-06-02 | Nsk Ltd | Rolling bearing |
| DE102007056437A1 (en) * | 2007-01-23 | 2008-07-24 | Ntn Corp. | Taper roller bearing has multiple taper rollers and running groove surface formed on outer diameter surface of inner ring and extends from flange section to side having small diameter |
| CN203670482U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Hub bearing outer ring |
| CN204186813U (en) * | 2014-10-24 | 2015-03-04 | 德清德曼汽车零部件有限公司 | Automobile-used special-shape bearing outer ring |
-
2014
- 2014-10-24 CN CN201410577127.XA patent/CN104329374B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005140157A (en) * | 2003-11-04 | 2005-06-02 | Nsk Ltd | Rolling bearing |
| DE102007056437A1 (en) * | 2007-01-23 | 2008-07-24 | Ntn Corp. | Taper roller bearing has multiple taper rollers and running groove surface formed on outer diameter surface of inner ring and extends from flange section to side having small diameter |
| CN203670482U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Hub bearing outer ring |
| CN204186813U (en) * | 2014-10-24 | 2015-03-04 | 德清德曼汽车零部件有限公司 | Automobile-used special-shape bearing outer ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104329374A (en) | 2015-02-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Wenhua Inventor after: Zheng Yamei Inventor before: Zhong Jianfei |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170209 Address after: 200120 Shanghai City, Pudong New Area Wanxiang town Hongxiang road 83 Lane No. 1-42 building 20 B zone, Room 201 Applicant after: (Shanghai) Transmission Technology Co., Ltd. Address before: 313212 Zhejiang city of Huzhou province Deqing County Xin''an Zhen Bai Fu Dou Cun Applicant before: DEQING DEMAN AUTO PARTS CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |