CN104265773B - Bearing outer ring forging - Google Patents
Bearing outer ring forging Download PDFInfo
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- CN104265773B CN104265773B CN201410561611.3A CN201410561611A CN104265773B CN 104265773 B CN104265773 B CN 104265773B CN 201410561611 A CN201410561611 A CN 201410561611A CN 104265773 B CN104265773 B CN 104265773B
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- arc
- stop bit
- raised item
- blind hole
- forging
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Abstract
The present invention relates to a kind of novel bearing outer ring forging. it solve the technical problems such as prior art design is reasonable not. comprise forging body, first tapered blind hole, 2nd tapered blind hole, discoid body, first arc-shaped transition portion, 2nd arc-shaped transition portion, first conical shell, subpanel, location ear body, straight barrel and the 2nd conical shell, first arc-shaped transition portion is provided with the first arc stop bit raised item, 2nd arc-shaped transition portion is provided with the 2nd arc stop bit raised item, and first arc stop bit raised item and the 2nd arc stop bit raised item surround formation ring structure, it is equipped with lubricating and wear-resisting structure towards discoid body side and the 2nd arc stop bit raised item towards discoid body side at the first arc stop bit raised item. the advantage of this novel bearing outer ring forging is: design is more reasonable, precision height, is easy to keep the quality of finished product, intensity height, and reserved oil storage vessel lubricates after finished product outer ring is assembled, and steel ball rolls smooth and easy.
Description
Technical field
The invention belongs to technical field of automobile, particularly relate to a kind of bearing outer ring forging.
Background technology
Bearing is one of parts most widely used in mechanical engineering or automobile, major part bearing mainly comprises outer ring, rolling body, keep frame, inner ring forms, outer ring play supporting role usually in bearing support or in mechanical part housing, common bearing outer ring is many to be become through essence Vehicle Processing by outer ring forging, so the quality of outer ring forging determines the quality of the finished product outer ring after processing to a certain extent, but common outer ring forging also exists: structural strength is low, precision is low, following process inconvenience, the problems such as product hermeticity difference, in addition, existing outer ring forging due to outer diameter be identical, also inadequate by force intensity, problem easy to wear.
In order to solve prior art Problems existing, people have carried out long-term exploration, it is proposed that solution of all kinds. 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 for the raceway that ball rolls, described outer ring main body is provided with the first step and the 2nd step of being convenient to placement sealing-ring in the front-end and back-end of raceway, and described raceway is provided with lubrication liner. Above-mentioned scheme improves the part problem of prior art to a certain extent, but the program fail thoroughly solve that above-mentioned technical problem, particularly intensity be low and the technical problem of abrasion resistant effect difference, virtually reduce final product quality.
Summary of the invention
It is an object of the invention to for the problems referred to above, it is provided that the bearing outer ring forging that a kind of design is more reasonable, wear-resistant.
For achieving the above object, present invention employs following technical proposal: this bearing outer ring forging, comprise forging body, it is characterized in that, described forging body one end is provided with the first tapered blind hole, the other end is provided with the 2nd tapered blind hole, the first described tapered blind hole and the 2nd tapered blind hole are oppositely arranged thus form discoid body between the first tapered blind hole and the 2nd tapered blind hole, the first arc-shaped transition portion it is provided with between the bottom of the first described tapered blind hole and discoid body, it is provided with the 2nd arc-shaped transition portion between the bottom of the 2nd described tapered blind hole and discoid body, described forging body comprises the first conical shell that little head end has the first tapered blind hole, the big head end of the first described conical shell is provided with and combines, by two groups of location ears being symmetrically set, the subpanel enclosed, each location ear group includes two mutually opposing location ear bodies, the straight barrel that described subpanel is connected with the first conical shell is coaxially arranged, described straight barrel end is connected with the 2nd conical shell by arc transiting surface, and the diameter of one end that is connected with straight barrel of the 2nd described conical shell is greater than the diameter of the other end, the 2nd described tapered blind hole is through straight barrel and the 2nd conical shell, first arc-shaped transition portion is provided with the first arc stop bit raised item of outwardly convex, the 2nd arc stop bit raised item that the 2nd described arc-shaped transition portion is provided with the first arc stop bit raised item mutual dislocation is arranged, and the first described arc stop bit raised item and the 2nd arc stop bit raised item surround formation ring structure, it is equipped with lubricating and wear-resisting structure towards discoid body side and the 2nd arc stop bit raised item towards discoid body side at the first arc stop bit raised item. in this structure, by the first arc stop bit raised item reserved in the first arc-shaped transition portion and the 2nd arc-shaped transition portion and the 2nd stop bit raised item make the ball in finished product outer ring not easily depart from and abrasion resistant effect good.
In above-mentioned bearing outer ring forging, the first described arc stop bit raised item and the 2nd arc stop bit raised item be all obliquely installed and cross section all arcuately, and the 2nd cambered surface of the first cambered surface of the first described arc stop bit raised item and the 2nd arc stop bit raised item is all towards discoid body. Namely the first arc stop bit raised item and the 2nd arc stop bit raised item mutually tilt and shift to install.
In above-mentioned bearing outer ring forging, described lubricating and wear-resisting structure comprise some be arranged on the upside of the first cambered surface first depression groove and some be arranged on the downside of the 2nd cambered surface the 2nd depression groove, the first lug boss is formed between two first adjacent depression grooves, form the 2nd lug boss between adjacent two the 2nd depression grooves, and the first described lug boss and the 2nd lug boss are equipped with ceramic wearing coat.
In above-mentioned bearing outer ring forging, downside and the first arc-shaped transition portion of the first cambered surface of the first described arc stop bit raised item are fixedly linked; Upside and the 2nd arc-shaped transition portion of the 2nd cambered surface of the 2nd described arc stop bit raised item are fixedly linked.
In above-mentioned bearing outer ring forging, described subpanel and the first conical shell are provided with the 3rd arc-shaped transition portion, form the 4th arc-shaped transition portion between described subpanel and straight barrel.
In above-mentioned bearing outer ring forging, the interior side of the first described tapered blind hole and the end face of the first conical shell form the first angle, and the size of the first described angle is 75 ��; The interior side of the 2nd described tapered blind hole and the end face of the 2nd conical shell form the 2nd angle, and the size of the 2nd described angle is 74 ��
In above-mentioned bearing outer ring forging, the medullary ray of the first described tapered blind hole overlaps with the medullary ray of the 2nd tapered blind hole.
In above-mentioned bearing outer ring forging, described the first conical shell, straight barrel, the 2nd conical shell and subpanel are all connected as a single entity structure.
Compared with prior art, the advantage of this bearing outer ring forging is: design is more reasonable, precision height, is easy to keep the quality of finished product, intensity height, and reserved oil storage vessel lubricates after finished product outer ring is assembled, and steel ball rolls smooth and easy.
Accompanying drawing explanation
Fig. 1 is structural representation provided by the invention.
Fig. 2 is the enlarged view at A place in Fig. 1.
Fig. 3 is the enlarged view at B place in Fig. 1.
Fig. 4 is the structural representation at another visual angle provided by the invention.
In figure, forging body 1, first conical shell 11, subpanel 12, location ear body 121, straight barrel 13, arc transiting surface 14, 2nd conical shell 15, 3rd arc-shaped transition portion 16, 4th arc-shaped transition portion 17, first tapered blind hole 2, 2nd tapered blind hole 3, discoid body 4, first arc-shaped transition portion 5, first arc stop bit raised item 51, first cambered surface 511, first depression groove 512, first lug boss 513, 2nd arc-shaped transition portion 6, 2nd arc stop bit raised item 61, 2nd cambered surface 611, 2nd depression groove 612, 2nd lug boss 613, ceramic wearing coat 7, first angle ��, 2nd angle ��.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As Figure 1-4, this bearing outer ring forging, comprise forging body 1, forging body 1 one end is provided with the first tapered blind hole 2, the other end is provided with the 2nd tapered blind hole 3, first tapered blind hole 2 and the 2nd tapered blind hole 3 are oppositely arranged thus form discoid body 4 between the first tapered blind hole 2 and the 2nd tapered blind hole 3, the first arc-shaped transition portion 5 it is provided with between the bottom of the first tapered blind hole 2 and discoid body 4, the 2nd arc-shaped transition portion 6 it is provided with between the bottom of the 2nd tapered blind hole 3 and discoid body 4, forging body 1 comprises the first conical shell 11 that little head end has the first tapered blind hole 2, the big head end of the first conical shell 11 is provided with and combines, by two groups of location ears being symmetrically set, the subpanel 12 enclosed, each location ear group includes two mutually opposing location ear bodies 121, the straight barrel 13 that subpanel 12 is connected with the first conical shell 11 is coaxially arranged, straight barrel 13 end is connected with the 2nd conical shell 15 by arc transiting surface 14, and the 2nd the diameter of one end that is connected with straight barrel 13 of conical shell 15 be greater than the diameter of the other end, 2nd tapered blind hole 3 is through straight barrel 13 and the 2nd conical shell 15, first arc-shaped transition portion 5 is provided with the first arc stop bit raised item 51 of outwardly convex, the 2nd arc stop bit raised item 61 that 2nd arc-shaped transition portion 6 is provided with the first arc stop bit raised item 51 mutual dislocation is arranged, and first arc stop bit raised item 51 and the 2nd arc stop bit raised item 61 surround formation ring structure, it is equipped with lubricating and wear-resisting structure towards discoid body 4 side and the 2nd arc stop bit raised item 61 towards discoid body 4 side at the first arc stop bit raised item 51, by first arc stop bit raised item 51 reserved in the first arc-shaped transition portion 5 and the 2nd arc-shaped transition portion 6 and the 2nd stop bit raised item 61 make the ball in finished product outer ring not easily depart from and abrasion resistant effect good.
Preferably, here the first arc stop bit raised item 51 and the 2nd arc stop bit raised item 61 is all obliquely installed and cross section all arcuately, and first arc stop bit raised item 51 the first cambered surface 511 and the 2nd cambered surface 611 of the 2nd arc stop bit raised item 61 all towards discoid body 4, namely the first arc stop bit raised item 51 and the 2nd arc stop bit raised item 61 mutually tilt and shift to install.
Specifically, here lubricating and wear-resisting structure comprise some be arranged on the upside of the first cambered surface 511 first depression groove 512 and some be arranged on the downside of the 2nd cambered surface 611 the 2nd depression groove 612, the first lug boss 513 is formed between two first adjacent depression grooves 512, form the 2nd lug boss 613 between adjacent two the 2nd depression grooves 612, and the first lug boss 513 and the 2nd lug boss 613 are equipped with ceramic wearing coat 7. Further, the downside of the first cambered surface 511 of the first arc stop bit raised item 51 here and the first arc-shaped transition portion 5 are fixedly linked; Upside and the 2nd arc-shaped transition portion 6 of the 2nd cambered surface 611 of the 2nd arc stop bit raised item 61 are fixedly linked.
Further, subpanel 12 and the first conical shell 11 here are provided with the 3rd arc-shaped transition portion 16, form the 4th arc-shaped transition portion 17 between subpanel 12 and straight barrel 13. In addition, the interior side of the first tapered blind hole 2 here and the end face of the first conical shell 11 form the first angle ��, and the size of the first angle �� is 75 ��; The interior side of the 2nd tapered blind hole 3 and the end face of the 2nd conical shell 15 form the 2nd angle ��, and the size of the 2nd angle �� is in 74 �� of the present embodiment, and the medullary ray of the first tapered blind hole 2 overlaps with the medullary ray of the 2nd tapered blind hole 3. Preferably, the first conical shell 11 here, straight barrel 13, the 2nd conical shell 15 are all connected as a single entity structure with subpanel 12.
Specific embodiment described herein is only to the present invention's spirit explanation for example. Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by those skilled in the art, but can't deviate the spirit of the present invention or surmount the scope that appended claims defines.
Although more employing forging body 1 herein, first conical shell 11, subpanel 12, location ear body 121, straight barrel 13, arc transiting surface 14, 2nd conical shell 15, 3rd arc-shaped transition portion 16, 4th arc-shaped transition portion 17, first tapered blind hole 2, 2nd tapered blind hole 3, discoid body 4, first arc-shaped transition portion 5, first arc stop bit raised item 51, first cambered surface 511, first depression groove 512, first lug boss 513, 2nd arc-shaped transition portion 6, 2nd arc stop bit raised item 61, 2nd cambered surface 611, 2nd depression groove 612, 2nd lug boss 613, ceramic wearing coat 7, first angle ��, the terms such as the 2nd angle ��, but do not get rid of the possibility using other term. these terms are used to be only used to describe more easily and explain the essence of the present invention, they are construed to any a kind of additional restriction all disagree with the present invention's spirit.
Claims (8)
1. a bearing outer ring forging, comprise forging body (1), it is characterized in that, described forging body (1) one end is provided with the first tapered blind hole (2), the other end is provided with the 2nd tapered blind hole (3), described the first tapered blind hole (2) and the 2nd tapered blind hole (3) are oppositely arranged thus form discoid body (4) between the first tapered blind hole (2) and the 2nd tapered blind hole (3), the first arc-shaped transition portion (5) it is provided with between the bottom of described the first tapered blind hole (2) and discoid body (4), it is provided with the 2nd arc-shaped transition portion (6) between the bottom of the 2nd described tapered blind hole (3) and discoid body (4), described forging body (1) comprises the first conical shell (11) that little head end has the first tapered blind hole (2), the big head end of described the first conical shell (11) is provided with and combines, by two groups of location ears being symmetrically set, the subpanel (12) enclosed, each location ear group includes two mutually opposing location ear body (121), described subpanel (12) is connected with and the straight barrel (13) of the coaxial setting of the first conical shell (11), described straight barrel (13) end is connected with the 2nd conical shell (15) by arc transiting surface (14), and the diameter of one end that is connected with straight barrel (13) of the 2nd described conical shell (15) is greater than the diameter of the other end, the 2nd described tapered blind hole (3) is through straight barrel (13) and the 2nd conical shell (15), first arc-shaped transition portion (5) is provided with the first arc stop bit raised item (51) of outwardly convex, the 2nd arc stop bit raised item (61) that the 2nd described arc-shaped transition portion (6) is provided with the first arc stop bit raised item (51) mutual dislocation is arranged, and the first described arc stop bit raised item (51) surrounds formation ring structure with the 2nd arc stop bit raised item (61), it is equipped with lubricating and wear-resisting structure towards discoid body (4) side and the 2nd arc stop bit raised item (61) towards discoid body (4) side at the first arc stop bit raised item (51).
2. bearing outer ring according to claim 1 forging, it is characterized in that, the first described arc stop bit raised item (51) and the 2nd arc stop bit raised item (61) be all obliquely installed and cross section all arcuately, and the 2nd cambered surface (611) of first cambered surface (511) of the first described arc stop bit raised item (51) and the 2nd arc stop bit raised item (61) is all towards discoid body (4).
3. bearing outer ring according to claim 2 forging, it is characterized in that, described lubricating and wear-resisting structure comprise some be arranged on the first cambered surface (511) upside first depression groove (512) and some be arranged on the 2nd cambered surface (611) downside the 2nd depression groove (612), the first lug boss (513) is formed between two first adjacent depressions groove (512), the 2nd lug boss (613) is formed between two the 2nd adjacent depressions groove (612), and described the first lug boss (513) and the 2nd lug boss (613) are equipped with ceramic wearing coat (7).
4. bearing outer ring according to claim 3 forging, it is characterised in that, downside and the first arc-shaped transition portion (5) of first cambered surface (511) of the first described arc stop bit raised item (51) are fixedly linked; Upside and the 2nd arc-shaped transition portion (6) of the 2nd cambered surface (611) of the 2nd described arc stop bit raised item (61) are fixedly linked.
5. bearing outer ring forging according to claim 1 or 2 or 3 or 4, it is characterized in that, described subpanel (12) and the first conical shell (11) are provided with the 3rd arc-shaped transition portion (16), form the 4th arc-shaped transition portion (17) between described subpanel (12) and straight barrel (13).
6. bearing outer ring according to claim 1 forging, it is characterized in that, the interior side of described the first tapered blind hole (2) and the end face of the first conical shell (11) form the first angle (��), and the size of described the first angle (��) is 75 ��; The interior side of the 2nd described tapered blind hole (3) and the end face of the 2nd conical shell (15) form the 2nd angle (��), and the size of the 2nd described angle (��) is 74 ��
7. bearing outer ring according to claim 1 forging, it is characterised in that, the medullary ray of described the first tapered blind hole (2) overlaps with the medullary ray of the 2nd tapered blind hole (3).
8. bearing outer ring according to claim 1 forging, it is characterized in that, described the first conical shell (11), straight barrel (13), the 2nd conical shell (15) and subpanel (12) are all connected as a single entity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561611.3A CN104265773B (en) | 2014-10-21 | 2014-10-21 | Bearing outer ring forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561611.3A CN104265773B (en) | 2014-10-21 | 2014-10-21 | Bearing outer ring forging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104265773A CN104265773A (en) | 2015-01-07 |
| CN104265773B true CN104265773B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410561611.3A Active CN104265773B (en) | 2014-10-21 | 2014-10-21 | Bearing outer ring forging |
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| Country | Link |
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| CN (1) | CN104265773B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008056445A1 (en) * | 2006-11-06 | 2008-05-15 | Ntn Corporation | Bearing device for wheel |
| CN101743134A (en) * | 2007-07-09 | 2010-06-16 | Ntn株式会社 | Bearing device for wheel |
| CN104047960A (en) * | 2014-06-21 | 2014-09-17 | 德清恒丰机械有限公司 | Bearing outer ring forging for automobiles |
| CN204175803U (en) * | 2014-10-21 | 2015-02-25 | 德清恒丰机械有限公司 | Novel axle bearing outer-ring forging |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4608379B2 (en) * | 2005-07-20 | 2011-01-12 | Ｎｔｎ株式会社 | Rolling parts and rolling bearings using the same |
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2014
- 2014-10-21 CN CN201410561611.3A patent/CN104265773B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008056445A1 (en) * | 2006-11-06 | 2008-05-15 | Ntn Corporation | Bearing device for wheel |
| CN101743134A (en) * | 2007-07-09 | 2010-06-16 | Ntn株式会社 | Bearing device for wheel |
| CN104047960A (en) * | 2014-06-21 | 2014-09-17 | 德清恒丰机械有限公司 | Bearing outer ring forging for automobiles |
| CN204175803U (en) * | 2014-10-21 | 2015-02-25 | 德清恒丰机械有限公司 | Novel axle bearing outer-ring forging |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104265773A (en) | 2015-01-07 |
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| C14 | Grant of patent or utility model | ||
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Address after: 313212, Huzhou, Zhejiang province Xin'an town Deqing County Pax Village Patentee after: Deqing Hengfeng Machinery Co., Ltd Address before: 313212, Huzhou, Zhejiang province Xin'an town Deqing County Pax Village Patentee before: DEQING HENGFENG MACHINERY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Forging of bearing outer ring Effective date of registration: 20201023 Granted publication date: 20160601 Pledgee: Zhejiang Deqing Rural Commercial Bank Co.,Ltd. Xin'an sub branch Pledgor: Deqing Hengfeng Machinery Co.,Ltd. Registration number: Y2020980007087 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |