CN208090291U - A kind of combined type forging - Google Patents
A kind of combined type forging Download PDFInfo
- Publication number
- CN208090291U CN208090291U CN201820359724.9U CN201820359724U CN208090291U CN 208090291 U CN208090291 U CN 208090291U CN 201820359724 U CN201820359724 U CN 201820359724U CN 208090291 U CN208090291 U CN 208090291U
- Authority
- CN
- China
- Prior art keywords
- ring flange
- bullet
- forging
- combined type
- annular groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A kind of combined type forging, it is related to forging manufacturing technology field.It includes forging body, the forging body includes the bullet in cone, the bullet outer circumferential is provided with annular groove, the annular groove is in flared, the width of rebate of annular groove is more than slot bottom width, the axial centre of the bullet is provided with axis hole, one end of the axis hole is provided with reaming, positioning surface is formed between reaming and axis hole, the stub end of the bullet and ring flange are coaxially connected, the ring flange is provided with the discoid body being arranged concentrically with ring flange with bullet connecting place, the circumferentially disposed lug boss that there are four equally distributed on the ring flange of the discoid body, the ring flange is coaxially arranged with cylindrical body far from bullet side, the tapered blind hole extended to ring flange is formed on the inside of the cylindrical body.It is more reasonable that it is designed, and improves the precision of forging, is conducive to the quality for keeping mandrel；Improve the stability, simple in structure and easily fabricated of forging.
Description
Technical field
The utility model is related to forging manufacturing technology fields, and in particular to a kind of combined type forging.
Background technology
Forging refers to workpiece or blank as obtained from carrying out forging deformation to metal stock.It is applied using to metal stock
Plus-pressure makes it generate plastic deformation, its mechanical performance can be changed.Temperature of the forging by blank in processing, can be divided into cold forging
Warm forging and hot forging.Cold forging is usually processed at room temperature, and hot forging is processed under the recrystallization temperature higher than metal stock.Pass through
Forging can eliminate loose, the hole of metal, and the mechanical performance of forging is made to be improved.
Hub bearing includes flange mandrel, outer ring and inner ring is equipped on flange mandrel, flange mandrel has solid and hollow
Two kinds of structures, hollow flange mandrel and drive shaft coordinate.Mandrel is the vital part on automobile, is mainly used for automobile variable speed
The transmission of mechanism, it requires have higher case hardness and center toughness, but due to the particularity and its usability of its shape
The importance of energy, thus the difficulty of its processing is increased, common automobile mandrel is mainly formed by mandrel forging after smart car, institute
Determine the quality of the automobile mandrel after processing to a certain extent with the quality of mandrel forging, but common mandrel forging is deposited
?：Structural strength is relatively low, and precision is low, and stability is poor, to easily reduce the quality of the driving shaft after processing.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of combined type forging, its energy are provided
Solve that current mandrel forging structural strength is relatively low, and precision is low, and stability is poor, to easily reduce the driving shaft quality after processing
Defect.
To achieve the above object, the utility model is using following technical scheme：It includes forging body 1, the forging
Ontology 1 includes in the bullet 11 of cone, and 11 outer circumferential of the bullet is provided with annular groove 12, and the annular groove 12 is in
The width of rebate of flared, annular groove 12 is more than slot bottom width, and the axial centre of the bullet 11 is provided with axis hole 13, described
One end of axis hole 13 is provided with reaming 14, and positioning surface 15, the stub end of the bullet 11 are formed between reaming 14 and axis hole 13
Coaxially connected with ring flange 2, the ring flange 2 is provided with the discoid body being arranged concentrically with ring flange 2 with 11 connecting place of bullet
21, the circumferentially disposed lug boss 22 that there are four equally distributed on the ring flange 2 of the discoid body 21, the ring flange 2
It is coaxially arranged with cylindrical body 23 far from 11 side of bullet, it is blind that 23 inside of the cylindrical body forms the taper extended to ring flange 2
Hole 24.
The lug boss 22 is welded on ring flange 2, and lug boss 22 is rectangular configuration, and lug boss 22 extends outwardly respectively
Without departing from the outer circumferential of ring flange 2.Lug boss 22 is using weldering forging composite construction, the stability for enhancing its intensity and using.
The bullet 11 is an integral structure with ring flange 2.By integral type forging molding, the processing essence of forging is improved
Degree improves structural strength and stability.
It is provided with internal spline 16 on 13 hole wall of the axis hole.The axis that internal spline 16 is used for and axis hole 13 is connected is consolidated
It is fixed.
The tapered blind hole 24 extends internally and axially beyond 2 side of ring flange.Tapered blind hole 24 is for positioning, structure letter
It is single, it is easily fabricated.
The cross section of the annular groove 12 is arc.
23 periphery of the cylindrical body is provided with annular convex platform 25 with 2 junction of ring flange.
After adopting the above technical scheme, the utility model has the beneficial effect that：It is more reasonable that it is designed, and improves the essence of forging
Degree is conducive to the quality for keeping mandrel；Improve the stability, simple in structure and easily fabricated of forging.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the front view of the utility model；
Fig. 2 is the vertical view of corresponding diagram 1.
Reference sign：Forging body 1, ring flange 2, bullet 11, annular groove 12, axis hole 13, reaming 14, positioning surface
15, internal spline 16, discoid body 21, lug boss 22, cylindrical body 23, tapered blind hole 24, annular convex platform 25.
Specific implementation mode
Shown in Fig. 1-Fig. 2, present embodiment the technical solution adopted is that：It includes forging body 1, the forging
Part ontology 1 includes in the bullet 11 of cone, and 11 outer circumferential of the bullet is provided with annular groove 12, the annular groove 12
In flared, the width of rebate of annular groove 12 is more than slot bottom width, and the axial centre of the bullet 11 is provided with axis hole 13, institute
The one end for stating axis hole 13 is provided with reaming 14, and positioning surface 15, the major part of the bullet 11 are formed between reaming 14 and axis hole 13
End is coaxially connected with ring flange 2, and the ring flange 2 is provided with the plate-like being arranged concentrically with ring flange 2 with 11 connecting place of bullet
Body 21, the circumferentially disposed lug boss 22 that there are four equally distributed on the ring flange 2 of the discoid body 21, the ring flange
2 are coaxially arranged with cylindrical body 23 far from 11 side of bullet, and it is blind that 23 inside of the cylindrical body forms the taper extended to ring flange 2
Hole 24.
The lug boss 22 is welded on ring flange 2, and lug boss 22 is rectangular configuration, and lug boss 22 extends outwardly respectively
Without departing from the outer circumferential of ring flange 2.Lug boss 22 is using weldering forging composite construction, the stability for enhancing its intensity and using.
The bullet 11 is an integral structure with ring flange 2.By integral type forging molding, the processing essence of forging is improved
Degree improves structural strength and stability.
It is provided with internal spline 16 on 13 hole wall of the axis hole.The axis that internal spline 16 is used for and axis hole 13 is connected is consolidated
It is fixed.
The tapered blind hole 24 extends internally and axially beyond 2 side of ring flange.Tapered blind hole 24 is for positioning, structure letter
It is single, it is easily fabricated.
The cross section of the annular groove 12 is arc.
23 periphery of the cylindrical body is provided with annular convex platform 25 with 2 junction of ring flange.
Lug boss 22 in the present embodiment is rectangular, and the end of lug boss 22 has arc ending portion, and the arc is received
It is connected by curved transition sections between tail portion and ring flange 2.Here 22 outside of lug boss is equipped with arc with 21 outside of discoid body
Transition part.Wherein, tapered blind hole 24 here extends internally and axially beyond 2 side of ring flange.Preferably, annular groove here
12 cross section is arc-shaped, can be convenient for carrying out smart car to forging in this way when being finished in the later stage, facilitate processing, and annular groove
12 quantity is one and is uniformly arranged respectively.Here between the conical surface of bullet 11 and the end face of the small head end of bullet 11
The first angle is formed, and the size of the first angle is 85 degree.It is formed between 23 end face of inner conical surface and cylindrical body of tapered blind hole 24
Second angle, and the size of the second angle is 80 degree.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple
The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope should all cover in the right of the utility model.
Claims (7)
1. a kind of combined type forging, it is characterised in that：It includes forging body (1), and the forging body (1) includes in cone
Bullet (11), bullet (11) outer circumferential is provided with annular groove (12), and the annular groove (12) is in flared, ring
The width of rebate of shape slot (12) is more than slot bottom width, and the axial centre of the bullet (11) is provided with axis hole (13), the axis
The one end in hole (13) is provided with reaming (14), and positioning surface (15), the bullet are formed between reaming (14) and axis hole (13)
(11) stub end and ring flange (2) are coaxially connected, and the ring flange (2) is provided with bullet (11) connecting place and ring flange
(2) discoid body (21) being arranged concentrically, the circumferentially disposed of the discoid body (21) are located at ring flange (2) there are four equally distributed
On lug boss (22), the ring flange (2) is coaxially arranged with cylindrical body (23), the cylindrical body far from bullet (11) side
(23) inside forms the tapered blind hole (24) extended to ring flange (2).
2. a kind of combined type forging according to claim 1, it is characterised in that：The lug boss (22) is welded on ring flange
(2) on, lug boss (22) is rectangular configuration, and lug boss (22) is extended outwardly respectively without departing from the outer circumferential of ring flange (2).
3. a kind of combined type forging according to claim 1, it is characterised in that：The bullet (11) and ring flange (2)
It is an integral structure.
4. a kind of combined type forging according to claim 1, it is characterised in that：In being provided on axis hole (13) hole wall
Spline (16).
5. a kind of combined type forging according to claim 1, it is characterised in that：The tapered blind hole (24) extend internally and
Axially beyond ring flange (2) side.
6. a kind of combined type forging according to claim 1, it is characterised in that：The cross section of the annular groove (12) is arc
Shape.
7. a kind of combined type forging according to claim 1, it is characterised in that：Cylindrical body (23) periphery and method
Blue disk (2) junction is provided with annular convex platform (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359724.9U CN208090291U (en) | 2018-03-16 | 2018-03-16 | A kind of combined type forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359724.9U CN208090291U (en) | 2018-03-16 | 2018-03-16 | A kind of combined type forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208090291U true CN208090291U (en) | 2018-11-13 |
Family
ID=64059245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820359724.9U Expired - Fee Related CN208090291U (en) | 2018-03-16 | 2018-03-16 | A kind of combined type forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208090291U (en) |
-
2018
- 2018-03-16 CN CN201820359724.9U patent/CN208090291U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20210316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |