CN104314989A - Semi-finished bearing outer ring product - Google Patents
Semi-finished bearing outer ring product Download PDFInfo
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- CN104314989A CN104314989A CN201410564176.XA CN201410564176A CN104314989A CN 104314989 A CN104314989 A CN 104314989A CN 201410564176 A CN201410564176 A CN 201410564176A CN 104314989 A CN104314989 A CN 104314989A
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- annular
- outer ring
- cylinder
- convex shoulder
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Abstract
The invention belongs to the technical field of a bearing, and in particular relates to a semi-finished bearing outer ring product which solves the technical problems of inconvenience in subsequent processing, short service life and the like in the prior art. A car hub mandrel forge piece comprises a cylindrical body, wherein the outer wall of the cylindrical body is provided with an annular convex edge, one end of the outer wall of the cylindrical body is provided with a first annular stop part, the other end of the outer wall of the cylindrical body is provided with a second annular stop part, the inner wall of the cylindrical body is provided with an annular convex shoulder extending inwards, one side of the annular convex shoulder is provided with an inner annular roller path, the other side of the annular convex shoulder is provided with an outer annular roller path, the inner wall of the cylindrical body is provided with an inner annular anti-dropping groove which is connected with the inner annular roller path, the inner wall of the cylindrical body is also provided with an outer annular anti-dropping groove which is connected with the outer annular roller path, the annular convex shoulder is provided with an annular groove body, and is also provided with a communication structure which can communicate the annular groove body with the inner annular roller path and the outer annular roller path. The semi-finished bearing outer ring product has advantages that the subsequent processing is facilitated, and the service life is prolonged.
Description
Technical field
The invention belongs to technical field of bearings, particularly relate to a kind of bearing outer ring semi-finished product.
Background technique
Bearing is in mechanical transmission course, play parts that are fixing and reduction load friction factor.Alternatively, when other parts produce relative movement each other on axle, be used for reducing the fixing parts of friction factor in power transmission process and retainer shaft central position.Bearing is a kind of very important component in contemporary machinery.Its major function is supported mechanical solid of rotation, in order to reduce the mechanical load friction factor of equipment in transmission process.The structure of bearing generally comprises outer ring and inner ring, the rolling element of some circle distribution is provided with between outer ring and inner ring, when manufacturing outer ring, in order to follow-up operation processing and the working life of prolongation outer ring can be convenient to, for this reason, people have carried out long-term exploration, propose solution miscellaneous.
Such as, Chinese patent literature discloses a kind of bearing outer ring, [application number: 201220391543.7], comprise outer ring body, the inwall circumference of described outer ring body is provided with the raceway rolled for ball, described outer ring main body is provided with the first step and second step being convenient to place seal ring in the front-end and back-end of raceway, described raceway is provided with lubrication liner, novel bearing outer ring, lubrication liner is provided with inside its raceway, this liner makes bearing outer ring have excellent antifriction quality, wear resistance, self lubricity, used time also has higher bearing capacity, on the other hand, the step of the installation seal ring arranged, further increase the sealability of bearing, essence is oil-proof, dust protection.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, particularly enhance greasy property, but also at least there is following defect in the program: the processing being not easy to subsequent processing operations, secondly, integrally-built greasy property is relative or poor.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of design more reasonable, be convenient to following process and the bearing outer ring semi-finished product that can increase the service life long.
For achieving the above object, present invention employs following technical proposal: this automotive hub mandrel forging comprises cylinder, the convex annular edge be connected as a single entity structure with cylinder is provided with at the outer wall of cylinder, in cylinder outer wall one end, there is first ring form drag stopper, at the other end of cylinder outer wall, there is the second annular stop part, there is at cylinder inwall the annular convex shoulder extended internally, in the side of annular convex shoulder, there is interior ring raceway, opposite side has outer ring raceway, the inwall of cylinder have to be connected with interior ring raceway in annular dislocation preventing slot, also there is at the inwall of cylinder the outer ring dislocation preventing slot be connected with outer ring raceway, at cylinder inwall, also there is the jump ring locating slot be positioned at outside outer ring dislocation preventing slot and the circular cone be connected with jump ring locating slot, annular convex shoulder is provided with annular trough body, cylinder is provided with the oil inlet hole be communicated with annular trough body, annular convex shoulder is also provided with the connectivity structure that described annular trough body can be communicated with outer ring raceway with interior ring raceway respectively.Circular cone can be convenient to follow-up assembling.The structure of jump ring locating slot, interior annular dislocation preventing slot and outer ring dislocation preventing slot can improve the structure stability of solid bearing.
In this application, be provided with first ring form drag stopper and the second annular stop part and so that follow-up manufacturing, virtually can improve manufacturing efficiency; Be provided with annular convex shoulder and can improve greasy property in conjunction with annular trough body and connectivity structure, meanwhile, the structure that annular trough body is incorporated into oilhole can improve oil storage capacity and be convenient to the lubricant oil interpolation in later stage, thus solves the troublesome technical problem of interpolation lubricant oil.
In above-mentioned bearing outer ring semi-finished product, described connectivity structure comprises at least one and is arranged on the connectivity slot that on annular convex shoulder and two ends are communicated with outer ring dislocation preventing slot with interior annular dislocation preventing slot respectively.
Alternatively scheme, in above-mentioned bearing outer ring semi-finished product, described connectivity structure comprises at least one and is arranged on the intercommunicating pore that on annular convex shoulder and two ends are communicated with outer ring dislocation preventing slot with interior annular dislocation preventing slot respectively.
In above-mentioned bearing outer ring semi-finished product, described convex annular is along between first ring form drag stopper and the second annular stop part, and convex annular is along being connected by arc transition with between first ring form drag stopper, convex annular is along being connected by arc transition with between the second annular stop part.
In above-mentioned bearing outer ring semi-finished product, described convex annular is 0.08mm along its planeness of plane of the one end being positioned at the second annular stop part.This structure can improve follow-up manufacturing precision further.
In above-mentioned bearing outer ring semi-finished product, described circular cone tilts from inside to outside and arranges outwardly.This structure is convenient to follow-up assembling.
Compared with prior art, the half-finished advantage of this bearing outer ring is: 1, design is more reasonable, is provided with first ring form drag stopper and the second annular stop part and so that follow-up manufacturing, virtually can improves manufacturing efficiency; Be provided with annular convex shoulder and can improve greasy property in conjunction with annular trough body and connectivity structure, meanwhile, the structure that annular trough body is incorporated into oilhole can improve oil storage capacity and be convenient to the lubricant oil interpolation in later stage, thus solves the troublesome technical problem of interpolation lubricant oil; 2, the structural strength of bearing can be improved, ensure the stability that bearing rotates; 3, long service life; 4, be easy to processing and manufacture.
Accompanying drawing explanation
Fig. 1 is embodiment one structural representation provided by the invention.
Fig. 2 is embodiment two structural representation provided by the invention.
In figure, cylinder 1, interior ring raceway 11, outer ring raceway 12, interior annular dislocation preventing slot 13, outer ring dislocation preventing slot 14, jump ring locating slot 15, circular cone 16, convex annular along 2, the annular stop part 4 of first ring form drag stopper 3, second, annular convex shoulder 5, annular trough body 51, connectivity slot 52, intercommunicating pore 53.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As shown in Figure 1, this bearing outer ring semi-finished product comprise cylinder 1, and be provided with the convex annular that is connected as a single entity structure with cylinder 1 along 2 at the outer wall of cylinder 1, the blank of bearing outer ring is forging, and when manufacturing forging blank, cylinder 1 and convex annular are along 2 one forgings.
In cylinder 1 outer wall one end, there is first ring form drag stopper 3, at the other end of cylinder 1 outer wall, there is the second annular stop part 4, in order to ensure concentricity, first clamp one end, then the car the other end, during the other one end of car, clamps one end that car is crossed, the first ring form drag stopper 3 arranged and the second annular stop part 4 can be convenient to the location of following process, can also improve machining accuracy simultaneously.
There is at cylinder 1 inwall the annular convex shoulder 5 extended internally, in the side of annular convex shoulder 5, there is interior ring raceway 11, opposite side has outer ring raceway 12, the inwall of cylinder 1 have to be connected with interior ring raceway 11 in annular dislocation preventing slot 13, also there is at the inwall of cylinder 1 the outer ring dislocation preventing slot 14 be connected with outer ring raceway 12, also have the jump ring locating slot 15 be positioned at outside outer ring dislocation preventing slot 14 and the circular cone 16 be connected with jump ring locating slot 15 at cylinder 1 inwall, this circular cone 16 tilts from inside to outside and arranges outwardly.Annular convex shoulder 5 is provided with annular trough body 51, cylinder 1 is provided with the oil inlet hole 17 be communicated with annular trough body 51, annular convex shoulder 5 is also provided with the connectivity structure that described annular trough body 51 can be communicated with outer ring raceway 12 with interior ring raceway 11 respectively.
Optimized project, the connectivity structure of the present embodiment comprises at least one and is arranged on the connectivity slot 52 that on annular convex shoulder 5 and two ends are communicated with outer ring dislocation preventing slot 14 with interior annular dislocation preventing slot 13 respectively.When rolling element rolls in interior ring raceway 11 and outer ring raceway 12, connectivity slot 52 does not contact with rolling element with the connectivity part of outer ring dislocation preventing slot 14 with interior annular dislocation preventing slot 13, avoids rolling element to stagnate.
Secondly, convex annular is along 2 between first ring form drag stopper 3 and the second annular stop part 4, and convex annular is connected along between 2 with first ring form drag stopper 3 by arc transition, and convex annular is connected along between 2 with the second annular stop part 4 by arc transition.In addition, convex annular is 0.08mm along its planeness of plane that 2 are positioned at one end of the second annular stop part 4.
The present embodiment not only structure is simple, and is easy to manufacture, and in addition, can supply lubricant oil voluntarily and really reach the object of selflubricating, can also reduce noise simultaneously and reduce and rub, ensure the easy-disassembling-assembling advantage also with long service life simultaneously.
Embodiment two
As shown in Figure 2, the structure of the present embodiment is identical with embodiment one with working principle, and unique difference is: connectivity structure comprises at least one and is arranged on the intercommunicating pore 53 that on annular convex shoulder 5 and two ends are communicated with outer ring dislocation preventing slot 14 with interior annular dislocation preventing slot 13 respectively.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ herein cylinder 1, interior ring raceway 11, outer ring raceway 12, interior annular dislocation preventing slot 13, outer ring dislocation preventing slot 14, jump ring locating slot 15, circular cone 16, convex annular along 2, the term such as the annular stop part 4 of first ring form drag stopper 3, second, annular convex shoulder 5, annular trough body 51, connectivity slot 52, intercommunicating pore 53, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (6)
1. bearing outer ring semi-finished product, comprise cylinder (1), convex annular edge (2) be connected as a single entity structure with cylinder (1) is provided with at the outer wall of cylinder (1), it is characterized in that, described cylinder (1) outer wall one end has first ring form drag stopper (3), at the other end of cylinder (1) outer wall, there is the second annular stop part (4), there is at cylinder (1) inwall the annular convex shoulder (5) extended internally, in the side of annular convex shoulder (5), there is interior ring raceway (11), opposite side has outer ring raceway (12), there is at the inwall of cylinder (1) the interior annular dislocation preventing slot (13) be connected with interior ring raceway (11), also there is at the inwall of cylinder (1) the outer ring dislocation preventing slot (14) be connected with outer ring raceway (12), at cylinder (1) inwall, also there is the jump ring locating slot (15) being positioned at outer ring dislocation preventing slot (14) outside and the circular cone (16) be connected with jump ring locating slot (15), annular convex shoulder (5) is provided with annular trough body (51), cylinder (1) is provided with the oil inlet hole (17) be communicated with annular trough body (51), annular convex shoulder (5) is also provided with the connectivity structure that described annular trough body (51) can be communicated with outer ring raceway (12) with interior ring raceway (11) respectively.
2. bearing outer ring semi-finished product according to claim 1, it is characterized in that, described connectivity structure comprises at least one and is arranged on the connectivity slot (52) that the upper and two ends of annular convex shoulder (5) are communicated with outer ring dislocation preventing slot (14) with interior annular dislocation preventing slot (13) respectively.
3. bearing outer ring semi-finished product according to claim 1, it is characterized in that, described connectivity structure comprises at least one and is arranged on the intercommunicating pore (53) that the upper and two ends of annular convex shoulder (5) are communicated with outer ring dislocation preventing slot (14) with interior annular dislocation preventing slot (13) respectively.
4. the bearing outer ring semi-finished product according to claim 1 or 2 or 3, it is characterized in that, described convex annular is positioned between first ring form drag stopper (3) and the second annular stop part (4) along (2), and convex annular is connected by arc transition along (2) with between first ring form drag stopper (3), convex annular is connected by arc transition along (2) with between the second annular stop part (4).
5. bearing outer ring semi-finished product according to claim 4, is characterized in that, its planeness of plane that described convex annular is positioned at one end of the second annular stop part (4) along (2) is 0.08mm.
6. the bearing outer ring semi-finished product according to claim 1 or 2 or 3, is characterized in that, described circular cone (16) tilts from inside to outside and arranges 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 true CN104314989A (en) | 2015-01-28 |
| CN104314989B CN104314989B (en) | 2017-07-21 |
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| 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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| CN (1) | CN104314989B (en) |
Citations (12)
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| JP2007040506A (en) * | 2005-08-05 | 2007-02-15 | Ntn Corp | Bearing device for wheel |
| US20070065065A1 (en) * | 2003-09-10 | 2007-03-22 | Hisashi Ohtsuki | Wheel support bearing assembly |
| 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 |
| EP2363301A1 (en) * | 2005-03-04 | 2011-09-07 | Schaeffler Technologies AG & Co. KG | Front cogging for a driven hub |
| 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 |
| CN203670482U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Hub bearing outer ring |
| CN203670481U (en) * | 2014-01-17 | 2014-06-25 | 德清恒丰机械有限公司 | Automotive hub bearing outer ring |
| 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 |
| CN104047961A (en) * | 2014-06-20 | 2014-09-17 | 德清恒丰机械有限公司 | Bearing outer ring for automobiles |
| 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 (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070065065A1 (en) * | 2003-09-10 | 2007-03-22 | Hisashi Ohtsuki | Wheel support bearing assembly |
| EP2363301A1 (en) * | 2005-03-04 | 2011-09-07 | Schaeffler Technologies AG & Co. KG | Front cogging for a driven hub |
| JP2007040506A (en) * | 2005-08-05 | 2007-02-15 | Ntn Corp | Bearing device for wheel |
| 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 |
| 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 |
| 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 |
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| Publication number | Publication date |
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| CN104314989B (en) | 2017-07-21 |
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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 |
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