CN212536429U - Hub bearing with outer flange - Google Patents
Hub bearing with outer flange Download PDFInfo
- Publication number
- CN212536429U CN212536429U CN202021015389.4U CN202021015389U CN212536429U CN 212536429 U CN212536429 U CN 212536429U CN 202021015389 U CN202021015389 U CN 202021015389U CN 212536429 U CN212536429 U CN 212536429U
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- bearing
- flange
- outer ring
- outer flange
- oil filling
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Abstract
The utility model relates to a wheel hub bearing of outband flange, including bearing inner circle, bearing inner race and the rolling element that is located between bearing inner circle and the bearing inner race, integrated into one piece has the outer flange on the bearing inner race, integrated into one piece has the coaxial belt pulley in coaxial bearing inner race on the outer flange, the outer flange is equipped with the bolt hole. The utility model aims at providing a bearing need not to carry out the wheel hub bearing of outband flange of pressure equipment with the casing, has solved current wheel hub bearing and has realized through the mode of pressure equipment that the bearing is connected with the shell and the needs that lead to guarantee the circularity of casing, tapering in order to prevent that the bearing atress is inhomogeneous and race circle phenomenon and outer lane produce the pressure equipment slope phenomenon easily and lead to the problem that the bearing atress is inhomogeneous to cause early inefficacy.
Description
Technical Field
The utility model relates to a bearing especially relates to a wheel hub bearing of outband flange.
Background
Bearings ("bearings", japan "axle bearings") are components that act to fix and reduce the coefficient of friction of loads during mechanical transmission. It can also be said that the member for reducing the friction coefficient during power transmission and keeping the center position of the shaft fixed when the other members are moved relative to each other on the shaft. The bearing is a lightweight part in modern mechanical equipment. Its main function is to support the mechanical rotating body to reduce the friction coefficient of mechanical load of equipment in the transmission process. There are many types of bearings, and a hub bearing is one of them. The existing hub bearing is formed by pressing a bearing into a shell and a main shaft (a bearing inner ring is sleeved on the main shaft and penetrates through the shell), then a flange is arranged on the shell, and a belt pulley is arranged on the flange for driving. The existing hub bearing has the following defects: the roundness and the taper of the shell need to be ensured, and the phenomena of uneven bearing stress and ring runout are prevented; meanwhile, the outer ring is inclined during press mounting, so that the bearing is stressed unevenly to cause early failure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bearing need not to carry out the wheel hub bearing of outband flange of pressure equipment with the casing, has solved current wheel hub bearing and has realized through the mode of pressure equipment that the bearing is connected with the shell and the needs that lead to guarantee the circularity of casing, tapering in order to prevent that the bearing atress is inhomogeneous and race circle phenomenon and outer lane produce the pressure equipment slope phenomenon easily and lead to the problem that the bearing atress is inhomogeneous to cause early inefficacy.
The technical problem is solved by the following technical scheme: the utility model provides a wheel hub bearing of outband flange, includes bearing inner race, bearing inner race and is located the rolling element between bearing inner race and the bearing inner race, its characterized in that, integrated into one piece has the outer flange on the bearing inner race, integrated into one piece has the coaxial belt pulley of bearing inner race on the outer flange, the outer flange is equipped with the bolt hole. According to the technical scheme, the flange, the belt pulley and the like are integrally formed together with the bearing outer ring, so that a press-fitting assembly process between the shell and the bearing outer ring is omitted, and a shell machining process is reduced; the early failure of the bearing caused by poor assembly and shell processing technology is avoided.
Preferably, the belt pulley is sleeved on the bearing outer ring, and the bearing outer ring and the belt pulley are positioned on the same side of the outer flange. The structure is compact and good.
Preferably, the bearing outer ring, the belt pulley and the outer flange are surrounded to form an annular groove extending along the circumferential direction of the bearing outer ring, and the bolt holes are formed in the bottom wall of the annular groove. The compactness can be further improved.
Preferably, the rolling bodies have two rows, the two rows of rolling bodies are distributed along the axial direction of the bearing outer ring, the bearing inner ring comprises two half sections distributed along the axial direction of the bearing outer ring, and the two half sections are connected together through the two rows of rolling bodies and the bearing outer ring in a one-to-one mode. Can be assembled conveniently and rotated stably.
Preferably, the inner peripheral surface of the bearing outer ring is provided with two outer ring portion tapered surface sections, a small diameter end of one outer ring portion tapered surface section faces a small diameter end of the other outer ring portion tapered surface section, the half sections are provided with inner ring portion tapered surface sections, the small diameter end of the inner ring portion tapered surface section on one half section faces the small diameter end of the inner ring portion tapered surface section on the other half section, and the rolling element is supported between the outer ring portion tapered surface sections and the inner ring portion tapered surface sections. Can bear combined radial and axial loads which are mainly radial.
Preferably, the outer end of the half section is provided with a flange abutting against the outer side of the rolling body. The connection reliability can be improved.
Preferably, an oil filling hole penetrating through the outer peripheral surface of one of the half sections is formed in the outer end surface of the half section, an end surface oil filling groove communicating the inner and outer peripheral surfaces of the half section is formed in the inner end surface, and a peripheral surface oil filling groove communicating the oil filling hole and the end surface oil filling groove is formed in the outer peripheral surface. The oiling channel is convenient to manufacture and is convenient to dredge when the oiling channel is blocked.
Preferably, a thread is arranged in one end, located on the half section end face, of the oil filling hole. When the oil filling nozzle is used, the oil filling nozzle is in threaded connection with the threads of the oil filling hole.
The utility model has the advantages of that: the bearing does not need to be pressed with the shell, so that the shell machining process is reduced; the early failure of the bearing caused by poor assembly and shell processing technology is avoided.
Drawings
Fig. 1 is a schematic view of a first embodiment of the present invention.
Fig. 2 is a schematic diagram of a second embodiment of the present invention.
In the figure: the bearing outer ring 2, the rolling body 3, the outer flange 4, the belt pulley 5, the bolt hole 6, the annular groove 7, the left half section 8, the right half section 9, the outer ring part conical surface section 10, the inner ring part conical surface section 11, the flange 12, the oil filling hole 13, the end surface part oil filling groove 14, the peripheral surface part oil filling groove 15 and one end 16 of the oil filling hole located at the peripheral surface of the left half section.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
In one embodiment, referring to fig. 1, a hub bearing with an outer flange includes a bearing inner ring, a bearing outer ring 2, and rolling bodies 3 located between the bearing inner ring and the bearing outer ring. An outer flange 4 is integrally formed on the bearing outer ring. The outer flange is integrally formed with a belt pulley 5 which is coaxial with the bearing outer ring. The outer flange is provided with bolt holes 6. The belt pulley is sleeved on the bearing outer ring. The bearing outer ring and the belt pulley are positioned on the same side of the outer flange. The bearing outer ring, the belt pulley and the outer flange enclose an annular groove 7 extending along the circumferential direction of the bearing outer ring. The bolt holes are formed in the bottom wall of the annular groove. The rolling bodies are arranged in two rows, and the two rows of rolling bodies are distributed along the axial direction of the bearing outer ring. The bearing inner race comprises a left half section 8 and a right half section 9 which are axially distributed along the bearing outer race. The two half sections are connected together one by one through two rows of rolling bodies and coaxial bearing outer rings. Two outer ring part conical surface sections 10 are arranged on the inner peripheral surface of the bearing outer ring. The small diameter end of the conical section of one outer ring part faces the small diameter end of the conical section of the other outer ring part. The two half sections are provided with an inner ring conical section 11. The small diameter end of the tapered section of the inner ring portion on one half faces the small diameter end of the tapered section of the inner ring portion on the other half, and the rolling body is supported between the tapered section of the outer ring portion and the tapered section of the inner ring portion. The outer end of the half section is provided with a flange 12 which is connected with the outer side of the rolling body.
The second embodiment is different from the first embodiment in that:
referring to fig. 2, the right end surface of the left half section is provided with an oil filling hole 13 penetrating through the outer peripheral surface of the half section, the inner end surface of the left half section is provided with an end surface oil filling groove 14 communicating the inner and outer peripheral surfaces of the left half section, and the outer peripheral surface of the left half section is provided with a peripheral surface oil filling groove 15 communicating the oil filling hole and the end surface oil filling groove. The end 16 of the oil filling hole located on the left half section periphery is internally provided with screw threads.
Claims (8)
1. The utility model provides a wheel hub bearing of outband flange, includes bearing inner race, bearing inner race and is located the rolling element between bearing inner race and the bearing inner race, its characterized in that, integrated into one piece has the outer flange on the bearing inner race, integrated into one piece has the coaxial belt pulley of bearing inner race on the outer flange, the outer flange is equipped with the bolt hole.
2. The hub bearing with the outer flange as claimed in claim 1, wherein the pulley is sleeved on the bearing outer ring, and the bearing outer ring and the pulley are located on the same side of the outer flange.
3. The hub bearing with the outer flange as recited in claim 2, wherein the bearing outer ring, the pulley and the outer flange define an annular groove extending circumferentially along the bearing outer ring, and the bolt holes are formed in a bottom wall of the annular groove.
4. The hub bearing with the outer flange as claimed in claim 1, wherein the rolling elements have two rows, the two rows of rolling elements are distributed along the axial direction of the bearing outer ring, the bearing inner ring comprises two half sections distributed along the axial direction of the bearing outer ring, and the two half sections are connected together one by one through the two rows of rolling elements and the bearing outer ring.
5. The hub bearing with the outer flange as claimed in claim 4, wherein the inner peripheral surface of the bearing outer ring is provided with two outer ring portion tapered sections, a small diameter end of one outer ring portion tapered section faces a small diameter end of the other outer ring portion tapered section, the half sections are provided with inner ring portion tapered sections, the small diameter end of the inner ring portion tapered section on one half section faces the small diameter end of the inner ring portion tapered section on the other half section, and the rolling elements are supported between the outer ring portion tapered sections and the inner ring portion tapered sections.
6. A hub bearing with an outer flange according to claim 4, characterized in that the outer end of the half segment is provided with a rib abutting against the outer side of the rolling body.
7. The hub bearing with the outer flange as claimed in claim 4, wherein the outer end face of one of the half sections is provided with an oil filling hole penetrating the outer peripheral face of the half section, the inner end face is provided with an end face oil filling groove communicating the inner and outer peripheral faces of the half section, and the outer peripheral face is provided with a peripheral face oil filling groove communicating the oil filling hole and the end face oil filling groove.
8. The hub bearing with the outer flange as recited in claim 7, wherein the oil filling hole is internally threaded at one end of the half end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021015389.4U CN212536429U (en) | 2020-06-05 | 2020-06-05 | Hub bearing with outer flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021015389.4U CN212536429U (en) | 2020-06-05 | 2020-06-05 | Hub bearing with outer flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212536429U true CN212536429U (en) | 2021-02-12 |
Family
ID=74640195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021015389.4U Active CN212536429U (en) | 2020-06-05 | 2020-06-05 | Hub bearing with outer flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212536429U (en) |
-
2020
- 2020-06-05 CN CN202021015389.4U patent/CN212536429U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 204, building 1, No. 1313, Huanbei 2nd Road, Pinghu Economic and Technological Development Zone, Jiaxing City, Zhejiang Province, 314200 Patentee after: Zhejiang Ouzhi Automobile Technology Co.,Ltd. Address before: Room 204, building 1, No. 1313, Huanbei 2nd Road, Pinghu Economic and Technological Development Zone, Jiaxing City, Zhejiang Province, 314200 Patentee before: Jiaxing Ouzhi Automobile Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220406 Address after: 314200 Building 1 and building 4, No. 2223, Yongxing Road, Pinghu Economic Development Zone, Jiaxing City, Zhejiang Province Patentee after: ZHEJIANG HONGLI AUTO PARTS GROUP Co.,Ltd. Address before: Room 204, building 1, No. 1313, Huanbei 2nd Road, Pinghu Economic and Technological Development Zone, Jiaxing City, Zhejiang Province, 314200 Patentee before: Zhejiang Ouzhi Automobile Technology Co.,Ltd. |