CN104314989B - Bearing outer ring semi-finished product - Google Patents
Bearing outer ring semi-finished product Download PDFInfo
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- CN104314989B CN104314989B CN201410564176.XA CN201410564176A CN104314989B CN 104314989 B CN104314989 B CN 104314989B CN 201410564176 A CN201410564176 A CN 201410564176A CN 104314989 B CN104314989 B CN 104314989B
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- annular
- cylindrical body
- raceway
- outer ring
- convex
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Abstract
The invention belongs to technical field of bearings, more particularly to a kind of bearing outer ring semi-finished product.It solves the technical problems such as prior art is unfavorable for following process and service life is short.This automotive hub mandrel forging includes cylindrical body, convex annular edge is provided with the outer wall of cylindrical body, there is first annular stop part in cylindrical body outer wall one end, there is the second annular stop part in the other end of cylindrical body outer wall, there is the annular convex shoulder extended internally in cylindrical body inwall, there is annular raceway in the side of annular convex shoulder, opposite side has outer ring raceway, there is the annular dislocation preventing slot being connected with annular raceway in the inwall of cylindrical body, also there is the outer annular dislocation preventing slot being connected with outer ring raceway in the inwall of cylindrical body, annular trough body is provided with annular convex shoulder, the connectivity structure that described annular trough body can be connected with annular raceway and outer ring raceway respectively is additionally provided with annular convex shoulder.The invention has the advantages that：Beneficial to follow-up processing and extend service life.
Description
Technical field
The invention belongs to technical field of bearings, more particularly to a kind of bearing outer ring semi-finished product.
Background technology
Bearing is that part that is fixed and reducing load coefficient of friction is played in mechanical transmission course.It may also be said that when other
When parts produce relative motion each other on axle, for reducing coefficient of friction and the holding shaft center in power transmission process
Fixed parts.Bearing is a kind of very important parts in contemporary plant equipment.Its major function is support machinery rotation
Swivel, to reduce mechanical load coefficient of friction of the equipment in transmission process.The structure of bearing generally comprises outer ring and inner ring,
The rolling element of some circle distributions is provided between outer ring and inner ring, when fabricating outer ring, in order to be able to be easy to follow-up work
Sequence is processed and extends the service life of outer ring, therefore, people have carried out long-term exploration, it is proposed that miscellaneous solution party
Case.
For example, Chinese patent literature discloses a kind of bearing outer ring, [application number：201220391543.7], including outer ring
Body, the inwall of the outer ring body is circumferentially provided with the raceway rolled for ball, the outer ring main body in the front end of raceway and
Rear end, which is provided with the first step and second step for being easy to place sealing ring, the raceway, is provided with lubrication pad, new
Bearing outer ring, is provided with lubrication pad on the inside of its raceway, the pad cause bearing outer ring have excellent antifriction quality, wearability,
Self lubricity, the used time also has higher bearing capacity, on the other hand, the step of the installation sealing ring of setting, further improves
The sealing property of bearing, oil-proof, the dust protection of essence.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, particularly enhances greasy property,
But, also at least there is following defect in the program：The processing of subsequent processing operations is not easy to, secondly, integrally-built lubricity
Can be relative or poor.
The content of the invention
Regarding the issue above, the present invention provides a kind of design is more reasonable, it is easy to following process and can extend make
With the bearing outer ring semi-finished product of long lifespan.
To reach above-mentioned purpose, present invention employs following technical proposal：This automotive hub mandrel forging includes cylindrical body,
The convex annular edge being connected as a single entity structure with cylindrical body is provided with the outer wall of cylindrical body, there is the first ring in cylindrical body outer wall one end
Form drag stopper, has the second annular stop part in the other end of cylindrical body outer wall, has the ring extended internally in cylindrical body inwall
Shape convex shoulder, has annular raceway in the side of annular convex shoulder, and opposite side has outer ring raceway, has in the inwall of cylindrical body
The annular dislocation preventing slot being connected with annular raceway, in the inwall of cylindrical body also there is the outer annular being connected with outer ring raceway to stop
De- groove, in cylindrical body inwall also with the jump ring locating slot being located on the outside of outer annular dislocation preventing slot and the ring being connected with jump ring locating slot
The shape conical surface, is provided with annular trough body on annular convex shoulder, provided with the fuel feed hole connected with annular trough body in cylindrical body, in convex annular
The connectivity structure that described annular trough body can be connected with annular raceway and outer ring raceway respectively is additionally provided with shoulder.Annular cone
Face can be easy to follow-up assembling.The structure of jump ring locating slot, annular dislocation preventing slot and outer annular dislocation preventing slot can improve overall axle
The structural stability held.
In this application, there is provided first annular stop part and the second annular stop part can be in order to follow-up processing systems
Make, virtually improve production efficiency；There is provided annular convex shoulder combination annular trough body and connectivity structure can improve greasy property, together
When, the structure of annular trough body combination fuel feed hole can improve oil storage capacity and be easy to the lubricating oil in later stage to add, so as to solve to add
Plus the troublesome technical problem of lubricating oil.
In above-mentioned bearing outer ring semi-finished product, described connectivity structure be arranged on including at least one on annular convex shoulder and
The connectivity slot that two ends are connected with annular dislocation preventing slot and outer annular dislocation preventing slot respectively.
Alternatively scheme, in above-mentioned bearing outer ring semi-finished product, described connectivity structure includes at least one
It is arranged on the intercommunicating pore that on annular convex shoulder and two ends are connected with annular dislocation preventing slot and outer annular dislocation preventing slot respectively.
In above-mentioned bearing outer ring semi-finished product, described convex annular is along positioned at first annular stop part and the second annular resistance
Between stopper, and convex annular, along with being connected between first annular stop part by arc transition, convex annular hinders along with the second annular
It is connected between stopper by arc transition.
In above-mentioned bearing outer ring semi-finished product, described convex annular edge is located at the plane of one end of the second annular stop part
Its flatness is 0.08mm.The structure can further improve follow-up processing and manufacturing precision.
In above-mentioned bearing outer ring semi-finished product, described circular cone is tilted from inside to outside to be set outwardly.The structure is just
In follow-up assembling.
Compared with prior art, the advantage of this bearing outer ring semi-finished product is：1st, design more reasonable, there is provided the first ring
Form drag stopper and the second annular stop part can virtually improve production efficiency in order to follow-up processing and manufacturing；There is provided ring
Shape convex shoulder combination annular trough body and connectivity structure can improve greasy property, meanwhile, the structure of annular trough body combination fuel feed hole can be with
Improve oil storage capacity and be easy to the lubricating oil in later stage to add, so as to solve to add the troublesome technical problem of lubricating oil；2nd, it can improve
The structural strength of bearing, it is ensured that the stability that bearing is rotated；3rd, service life is long；4th, easy to process and manufacture.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one that the present invention is provided.
Fig. 2 is the structural representation of embodiment two that the present invention is provided.
In figure, cylindrical body 1, annular raceway 11, outer ring raceway 12, annular dislocation preventing slot 13, outer annular dislocation preventing slot 14,
Jump ring locating slot 15, circular cone 16, convex annular along the annular stop part 4 of 2, first annular stop part 3, second, annular convex shoulder 5,
Annular trough body 51, connectivity slot 52, intercommunicating pore 53.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, this bearing outer ring semi-finished product include cylindrical body 1, it is provided with and connects with cylindrical body 1 in the outer wall of cylindrical body 1
For integral type structure convex annular along 2, the blank of bearing outer ring is forging, and cylindrical body 1 and convex annular are along 2 during manufacture forging blank
One forging.
There is first annular stop part 3 in the outer wall one end of cylindrical body 1, there is the second ring in the other end of the outer wall of cylindrical body 1
Form drag stopper 4, in order to ensure concentricity, first clamps one end, then the car other end, during car other end, clamps what car was crossed
One end, the annular stop part 4 of first annular stop part 3 and second of setting can be easy to the positioning of following process, while can also improve
Machining accuracy.
There is the annular convex shoulder 5 extended internally in the inwall of cylindrical body 1, there is annular raceway in the side of annular convex shoulder 5
11, opposite side has outer ring raceway 12, has the annular dislocation preventing slot being connected with annular raceway 11 in the inwall of cylindrical body 1
13, also there is the outer annular dislocation preventing slot 14 being connected with outer ring raceway 12 in the inwall of cylindrical body 1, also have in the inwall of cylindrical body 1
There are the jump ring locating slot 15 on the outside of outer annular dislocation preventing slot 14 and the circular cone 16 being connected with jump ring locating slot 15, the annular
The conical surface 16 is tilted from inside to outside to be set outwardly.Annular trough body 51 is provided with annular convex shoulder 5, is provided with and annular in cylindrical body 1
Cell body 51 connect fuel feed hole, be additionally provided with annular convex shoulder 5 can by described annular trough body 51 respectively with annular raceway 11
The connectivity structure connected with outer ring raceway 12.
Prioritization scheme, the connectivity structure of the present embodiment be arranged on including at least one on annular convex shoulder 5 and two ends respectively with
The connectivity slot 52 that annular dislocation preventing slot 13 is connected with outer annular dislocation preventing slot 14.When rolling element is in interior ring raceway 11 and outer annular rolling
When being rolled in road 12, connectivity slot 52 is not contacted with the connectivity part of annular dislocation preventing slot 13 and outer annular dislocation preventing slot 14 with rolling element,
Rolling element is avoided to stagnate.
Secondly, convex annular is located between the annular stop part 4 of first annular stop part 3 and second along 2, and convex annular along 2 with
It is connected between first annular stop part 3 by arc transition, convex annular passes through circular arc mistake between annular stop part 4 along 2 and second
Cross connected.In addition, convex annular is 0.08mm along 2 its flatness of the plane of one end for being located at the second annular stop part 4.
The present embodiment is not only simple in structure, and easily fabricated, furthermore it is possible to voluntarily supply lubricating oil and be really achieved certainly
The purpose of lubrication, rubs while can also reduce noise and reduce, it is ensured that easy-disassembling-assembling while also excellent with service life length
Point.
Embodiment two
As shown in Fig. 2 the structure and operation principle of the present embodiment are identical with embodiment one, only difference is that：Connection
Structure is arranged on annular convex shoulder 5 including at least one and two ends connect with annular dislocation preventing slot 13 and outer annular dislocation preventing slot 14 respectively
Logical intercommunicating pore 53.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more used herein cylindrical body 1, annular raceway 11, outer ring raceway 12, annular dislocation preventing slot 13,
Outer annular dislocation preventing slot 14, jump ring locating slot 15, circular cone 16, convex annular stop along the annular of 2, first annular stop part 3, second
The terms such as portion 4, annular convex shoulder 5, annular trough body 51, connectivity slot 52, intercommunicating pore 53, but it is not precluded from the possibility using other terms
Property.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；It is construed as any one
Additional limitation is all disagreed with spirit of the present invention.
Claims (1)
1. a kind of bearing outer ring semi-finished product, including cylindrical body (1), are provided with the outer wall of cylindrical body (1) and are linked as one with cylindrical body (1)
The convex annular edge (2) of body formula structure, it is characterised in that described cylindrical body (1) outer wall one end has first annular stop part
(3), there is the second annular stop part (4) in the other end of cylindrical body (1) outer wall, have in cylindrical body (1) inwall and extend internally
Annular convex shoulder (5), there is annular raceway (11) in the side of annular convex shoulder (5), opposite side has outer ring raceway (12),
There is the annular dislocation preventing slot (13) being connected with annular raceway (11), the inwall in cylindrical body (1) in the inwall of cylindrical body (1)
Also there is the outer annular dislocation preventing slot (14) being connected with outer ring raceway (12), also have in cylindrical body (1) inwall and be located at outer annular
Jump ring locating slot (15) on the outside of dislocation preventing slot (14) and the circular cone (16) being connected with jump ring locating slot (15), in annular convex shoulder
(5) annular trough body (51) is provided with, provided with the fuel feed hole connected with annular trough body (51) in cylindrical body (1), in annular convex shoulder
(5) company that described annular trough body (51) can be connected with annular raceway (11) and outer ring raceway (12) respectively is additionally provided with
Logical structure, described connectivity structure be arranged on including at least one on annular convex shoulder (5) and two ends respectively with annular dislocation preventing slot
(13) connectivity slot (52) connected with outer annular dislocation preventing slot (14), described connectivity structure is arranged on convex annular including at least one
The intercommunicating pore (53) that on shoulder (5) and two ends are connected with annular dislocation preventing slot (13) and outer annular dislocation preventing slot (14) respectively, it is described
Convex annular is located between first annular stop part (3) and the second annular stop part (4) along (2), and convex annular edge (2) and the first ring
It is connected between form drag stopper (3) by arc transition, convex annular passes through circular arc mistake along between (2) and the second annular stop part (4)
Cross connected, its flatness of the plane of one end that described convex annular is located at the second annular stop part (4) along (2) is 0.08mm, institute
The circular cone (16) stated is tilted from inside to outside to be set outwardly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410564176.XA CN104314989B (en) | 2014-10-22 | 2014-10-22 | Bearing outer ring semi-finished product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410564176.XA CN104314989B (en) | 2014-10-22 | 2014-10-22 | Bearing outer ring semi-finished product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104314989A CN104314989A (en) | 2015-01-28 |
| CN104314989B true CN104314989B (en) | 2017-07-21 |
Family
ID=52370271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410564176.XA Active CN104314989B (en) | 2014-10-22 | 2014-10-22 | Bearing outer ring semi-finished product |
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| Country | Link |
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| CN (1) | CN104314989B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203670481U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Automotive hub bearing outer ring |
| CN104047961A (en) * | 2014-06-20 | 2014-09-17 | 德清恒丰机械有限公司 | Bearing outer ring for automobiles |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005083513A (en) * | 2003-09-10 | 2005-03-31 | Ntn Corp | Wheel bearing device |
| DE102005009938B4 (en) * | 2005-03-04 | 2012-07-12 | Schaeffler Technologies Gmbh & Co. Kg | Spur toothing for a drivable hub |
| JP4627017B2 (en) * | 2005-08-05 | 2011-02-09 | Ｎｔｎ株式会社 | Wheel bearing device |
| CN201338654Y (en) * | 2009-01-23 | 2009-11-04 | 安徽华菱汽车股份有限公司 | Automobile front-axle hub and steering joint connector |
| CN202194951U (en) * | 2011-08-17 | 2012-04-18 | 浙江大铭汽车零部件有限公司 | Sealing mechanism for automobile hub unit |
| CN202833633U (en) * | 2012-08-31 | 2013-03-27 | 杭州永固汽车零部件有限公司 | Third Generation wheel hub bearing unit |
| CN203344635U (en) * | 2013-07-10 | 2013-12-18 | 杭州正丰机械有限公司 | Automobile hub provided with multiple steps |
| CN203713426U (en) * | 2013-12-09 | 2014-07-16 | 杭州萧山鼎立机械有限公司 | Hub unit with multi-lip labyrinth-type seal structure |
| CN203670482U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Hub bearing outer ring |
| CN204186810U (en) * | 2014-10-22 | 2015-03-04 | 德清德曼汽车零部件有限公司 | Bearing outer ring semi-finished product |
-
2014
- 2014-10-22 CN CN201410564176.XA patent/CN104314989B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203670481U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Automotive hub bearing outer ring |
| CN104047961A (en) * | 2014-06-20 | 2014-09-17 | 德清恒丰机械有限公司 | Bearing outer ring for automobiles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104314989A (en) | 2015-01-28 |
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| PB01 | Publication | ||
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Denomination of invention: Semi finished bearing cup Effective date of registration: 20211021 Granted publication date: 20170721 Pledgee: Zhejiang Deqing Rural Commercial Bank Co.,Ltd. Xin'an sub branch Pledgor: DEQING DEMAN AUTO PARTS Co.,Ltd. Registration number: Y2021330001995 |