CN205651887U - Integral back axle wheel hub blank of car - Google Patents
Integral back axle wheel hub blank of car Download PDFInfo
- Publication number
- CN205651887U CN205651887U CN201620408538.0U CN201620408538U CN205651887U CN 205651887 U CN205651887 U CN 205651887U CN 201620408538 U CN201620408538 U CN 201620408538U CN 205651887 U CN205651887 U CN 205651887U
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- circular
- disk body
- hub blank
- knuckle
- circular disk
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Abstract
The utility model relates to an integral back axle wheel hub blank of car, including wheel hub blank body, wheel hub blank body is integrated into one piece, and wheel hub blank body includes circular disk body, and extend one side of circular disk body has the circular locating protruding portion who is used for imbedding the steel ring concave part, and circular cavity has been offered to circular locating protruding portion's intermediate position, and the opposite side of circular disk body extends has circular convex part, and the intermediate position of circular convex part is offered usefully with rear axle semi -axis male through -hole, the through -hole run through circular disk body and with circular cavity communicates with each other, and the cohesive end corner between circular disk body and the circular convex part is equipped with the knuckle. This integral back axle wheel hub blank of car's simple structure, with low costs, the knuckle can reduce the concentrated stress of the cohesive end between circular disk body and the circular convex part, avoids stress concentration.
Description
Technical field
This utility model relates to a kind of automobile integral rear axle hub blank.
Background technology
Traditional wheel hub blank structure is complicated, and the stress of wheel hub blank outer surface each cohesive end corner is concentrated substantially, and wheel hub blank is easily damaged.
Utility model content
In view of the deficiencies in the prior art, technical problem to be solved in the utility model is to provide a kind of automobile integral rear axle hub blank.
nullIn order to solve above-mentioned technical problem，The technical solution of the utility model is: a kind of automobile integral rear axle hub blank，Including wheel hub blank body，Described wheel hub blank body is formed in one，Described wheel hub blank body includes circular disk body，The side of described circular disk body is extended with to embed the circular positioning convex portion of steel ring recess，The centre position of described circular positioning convex portion offers circular cavity，The opposite side of described circular disk body is extended with circular protrusions，The centre position of described circular protrusions offers the through hole inserted in order to rear axle shaft，Described through hole runs through circular disk body and communicates with described circular cavity，Cohesive end corner between described circular disk body and circular protrusions is provided with knuckle，Described knuckle includes First Transition fillet，The both sides of described First Transition fillet are respectively arranged with the second knuckle and the 3rd knuckle，Described second knuckle is connected with circular disk body，Described 3rd knuckle is connected with circular protrusions，Between described second knuckle and First Transition fillet、It is also equipped with fillet between 3rd knuckle and First Transition fillet，Described circular protrusions is provided with fillet in the side away from circular disk body，Cohesive end corner between described circular positioning convex portion and circular disk body is provided with fillet，The corner of described circular cavity is provided with fillet.
Preferably, the circumferential surface of described circular positioning convex portion along circular disk body toward the direction of circular positioning convex portion end face gradually to axially inclined 1-2 degree, the circumferential surface of described circular protrusions along circular disk body toward the direction of circular protrusions end face gradually to axially inclined 1-2 degree, the circumferential surface of described circular cavity along circular positioning convex portion end face toward the direction at the bottom of circular cavity chamber gradually to axially inclined 2-3 degree.
Preferably, the surface of described circular disk body circumferentially offer several in order to the screwed hole coordinated with steel ring, described through hole offers the spline in order to coordinate with rear axle shaft.
Preferably, the material of described wheel hub blank body is 50Mn.
Compared with prior art, this utility model has the advantages that the simple in construction of this automobile integral rear axle hub blank, low cost, and knuckle can reduce the concentrated stress of the cohesive end between circular disk body and circular protrusions, it is to avoid stress is concentrated.
The utility model is described in more detail with detailed description of the invention below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the organigram one of this utility model embodiment.
Fig. 2 is the organigram two of this utility model embodiment.
Fig. 3 is the organigram after wheel hub blank body thread mill drilling.
In figure: 1-wheel hub blank body, 2-circular disk body, 3-circle positioning convex portion, 4-circular cavity, 5-circular protrusions, 6-through hole, 7-First Transition fillet, 8-the second knuckle, 9-the 3rd knuckle, 10-fillet, 11-screwed hole, 12-spline.
Detailed description of the invention
For features described above of the present utility model and advantage can be become apparent, special embodiment below, and coordinate accompanying drawing, it is described in detail below.
nullAs shown in Fig. 1 ~ 3，A kind of automobile integral rear axle hub blank，Including wheel hub blank body 1，Described wheel hub blank body is formed in one，Described wheel hub blank body includes circular disk body 2，The side of described circular disk body is extended with to embed the circular positioning convex portion 3 of steel ring recess，The centre position of described circular positioning convex portion offers circular cavity 4，The opposite side of described circular disk body is extended with circular protrusions 5，The centre position of described circular protrusions offers the through hole 6 inserted in order to rear axle shaft，Described through hole runs through circular disk body and communicates with described circular cavity，Cohesive end corner between described circular disk body and circular protrusions is provided with knuckle，Described knuckle includes First Transition fillet 7，The both sides of described First Transition fillet are respectively arranged with the second knuckle 8 and the 3rd knuckle 9，Described second knuckle is connected with circular disk body，Described 3rd knuckle is connected with circular protrusions，Between described second knuckle and First Transition fillet、It is also equipped with fillet 10 between 3rd knuckle and First Transition fillet，Described circular protrusions is provided with fillet in the side away from circular disk body，Cohesive end corner between described circular positioning convex portion and circular disk body is provided with fillet，The corner of described circular cavity is provided with fillet.
In this utility model embodiment, the circumferential surface of described circular positioning convex portion along circular disk body toward the direction of circular positioning convex portion end face gradually to axially inclined 1-2 degree, the circumferential surface of described circular protrusions along circular disk body toward the direction of circular protrusions end face gradually to axially inclined 1-2 degree, the circumferential surface of described circular cavity along circular positioning convex portion end face toward the direction at the bottom of circular cavity chamber gradually to axially inclined 2-3 degree.
In this utility model embodiment, the surface of described circular disk body circumferentially offer several in order to the screwed hole 11 coordinated with steel ring, described through hole offers the spline 12 in order to coordinate with rear axle shaft.
In this utility model embodiment, the material of described wheel hub blank body is 50Mn.
In this utility model embodiment, the tensile strength of described wheel hub blank body is 750～925Mpa, yield strength is 440Mpa, elongation percentage >=10%, hardness must assure that 230～277HB.
This utility model is not limited to above-mentioned preferred forms, and anyone can draw other various forms of automobile integral rear axle hub blanks under enlightenment of the present utility model.All impartial changes done according to this utility model claim and modification, all should belong to covering scope of the present utility model.
Claims (4)
- null1. an automobile integral rear axle hub blank，It is characterized in that: include wheel hub blank body，Described wheel hub blank body is formed in one，Described wheel hub blank body includes circular disk body，The side of described circular disk body is extended with to embed the circular positioning convex portion of steel ring recess，The centre position of described circular positioning convex portion offers circular cavity，The opposite side of described circular disk body is extended with circular protrusions，The centre position of described circular protrusions offers the through hole inserted in order to rear axle shaft，Described through hole runs through circular disk body and communicates with described circular cavity，Cohesive end corner between described circular disk body and circular protrusions is provided with knuckle，Described knuckle includes First Transition fillet，The both sides of described First Transition fillet are respectively arranged with the second knuckle and the 3rd knuckle，Described second knuckle is connected with circular disk body，Described 3rd knuckle is connected with circular protrusions，Between described second knuckle and First Transition fillet、It is also equipped with fillet between 3rd knuckle and First Transition fillet，Described circular protrusions is provided with fillet in the side away from circular disk body，Cohesive end corner between described circular positioning convex portion and circular disk body is provided with fillet，The corner of described circular cavity is provided with fillet.
- Automobile integral rear axle hub blank the most according to claim 1, it is characterized in that: the circumferential surface of described circular positioning convex portion along circular disk body toward the direction of circular positioning convex portion end face gradually to axially inclined 1-2 degree, the circumferential surface of described circular protrusions along circular disk body toward the direction of circular protrusions end face gradually to axially inclined 1-2 degree, the circumferential surface of described circular cavity along circular positioning convex portion end face toward the direction at the bottom of circular cavity chamber gradually to axially inclined 2-3 degree.
- Automobile integral rear axle hub blank the most according to claim 1, it is characterised in that: the surface of described circular disk body circumferentially offer several in order to the screwed hole coordinated with steel ring, described through hole offers the spline in order to coordinate with rear axle shaft.
- Automobile integral rear axle hub blank the most according to claim 1, it is characterised in that: the material of described wheel hub blank body is 50Mn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408538.0U CN205651887U (en) | 2016-05-09 | 2016-05-09 | Integral back axle wheel hub blank of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408538.0U CN205651887U (en) | 2016-05-09 | 2016-05-09 | Integral back axle wheel hub blank of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205651887U true CN205651887U (en) | 2016-10-19 |
Family
ID=57401069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620408538.0U Active CN205651887U (en) | 2016-05-09 | 2016-05-09 | Integral back axle wheel hub blank of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205651887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499416A (en) * | 2019-08-29 | 2019-11-26 | 安徽港泰机械制造集团有限公司 | A kind of heat treatment process of wheel |
-
2016
- 2016-05-09 CN CN201620408538.0U patent/CN205651887U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499416A (en) * | 2019-08-29 | 2019-11-26 | 安徽港泰机械制造集团有限公司 | A kind of heat treatment process of wheel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |