CN1205057C - Cup-shape member with boss and wheel for vehicles - Google Patents
Cup-shape member with boss and wheel for vehicles Download PDFInfo
- Publication number
- CN1205057C CN1205057C CN 00101070 CN00101070A CN1205057C CN 1205057 C CN1205057 C CN 1205057C CN 00101070 CN00101070 CN 00101070 CN 00101070 A CN00101070 A CN 00101070A CN 1205057 C CN1205057 C CN 1205057C
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- CN
- China
- Prior art keywords
- cup
- wheel
- shape member
- hub
- wheel hub
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- 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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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Table Devices Or Equipment (AREA)
Abstract
A vehicular wheel consists of a spoke part (51) which is mounted to a cup member with a boss (10) by welding and a rim part (52) which is connected to the spoke part (51). The wheel can be attained lightweight by forming a cup part (20), the spoke part (51), and the rim part (52) in a thin wall while improved rigidity by forming only a boss part (25) in a sufficiently thick wall. A weld bead (53) can be thereby kept at a distance from the boss part (20) and there is no possibility that welding heat affects on the boss part (20).
Description
Technical field
The present invention relates to wheel for vehicle and the cup-shape member that has wheel hub that is applicable to this wheel for vehicle.
Background technology
In wheel for vehicle, using the disk wheel that steel wire is used for the bar type wheel of spoke and spoke is made disk widely.
In disk wheel, popularizing the welded type wheel and be called as the inblock cast formula wheel of casting wheel.
At first, in the welded type wheel, the member that cup-shaped portion is welded on the hub portion becomes primary member.The object lesson of this primary member is described with accompanying drawing.
Fig. 6 (a) and (b) are figure of one of the cup-shape member that has wheel hub of expression prior art example.
At first, in (a), prepare bending forming and in the cup-shaped portion 102 and the thick-wall hub portion 103 of central authorities porose 101, hub portion 103 patchholes 101.
Then, in (b), 106 expression weld seams are made one to hub portion 103 and cup-shaped portion 102 by welding, can obtain having the cup-shape member 100 of wheel hub whereby.
This cup-shape member 100 that has a wheel hub, existing the wall thickening that can realize hub portion 103 simultaneously and the so structural advantage of thin-walled property of cup-shaped portion 102, is the rotor of the primary member that is applicable to wheel for vehicle, drg drum, electrical generator or the member of equal purposes.
But, as Fig. 6 (b) be shown in weld after, in hub portion 103, produce inevitable deflection, so axis hole 107 is necessary to carry out fine limit work after welding, with regard to hub portion 103, must implement the operation of blank → machine up → assembling → welding → machine finish, machining period is increased.
In addition, as with the relevant technology of inblock cast formula wheel, proposed 1. Japanese Utility Model openly open in fact flat 1-80501 communique " the automobile-used wheel of two-wheel " and 2. Japanese Utility Model openly open clear 59-18603 communique " wheel for vehicle " etc. in fact.
Above-mentioned 1. in, according to Fig. 1 of this communique, be about the scheme of wheel hub 14, disc portion 12 and wheel rim 11 cast-in-blocks casting wheel.
In addition, above-mentioned 2. in, according to Fig. 2 of this communique, be the scheme of the relevant wheel for vehicle that can about the centerline of wheel rim portion, be divided into two.
1. above-mentioned be wheel hub 14, disc portion 12 and wheel rim 11 cast-in-blocks casting wheel.In casting, impartial basically for the setting time that makes fused solution, little amplitude ground changes the wall thickness of foundry goods.But though wheel hub 14 must strengthen wall thickness owing to insert the relation of axletree, disc portion 12 and wheel rim 11 want to make the casting wheel to adapt to careful like this requirement and then go a bit too far for expendable weight must reduce wall thickness.
In addition, though above-mentioned 2. be that two coincident configurations persons are made in wheel rim portion, if make this wheel rim portion by casting, then the easy thickening of wheel rim portion of two coincident configurationses becomes heavy easily.
Thereby, in the casting wheel (casting integral type wheel) of prior art, though can be integrated wheel hub and disc portion, so become heavy, be difficult to realize expendable weight because be that foundry goods is easy.And owing to must after casting, implement axis hole processing and spline is processed, so still exist problem such as machining period increase.
As mentioned above, no matter the welded type wheel still is all to exist problem in the inblock cast wheel.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of adjustment that can reduce machining period, wall thickness freely the cup-shape member that has wheel hub and adopt this to have the wheel for vehicle of the cup-shape member of wheel hub.
To achieve these goals, the cup-shape member that has wheel hub of the present invention's first scheme, central authorities in cup-shaped portion are provided with the hub portion that S. A. or anchor shaft insert, it is characterized in that, this cup-shape member that has wheel hub is the compacting monolithic molding product that do not have seam from aforementioned hub portion to cup-shaped portion, the above-mentioned cup-shape member that has wheel hub is used for for motor vehicle wheel, and this hub portion is the tympanic part of drg, and the above-mentioned cup-shape member that has a wheel hub is made of the light metal of aluminium etc.
Need not cast, also need not weld, make the cup-shape member that has wheel hub with the plastic working method.
Because need not cast, so the change of wall thickness is freely; In addition, owing to do not weld, so there is no need the distortion of worrying that welding heat causes.
The cup-shape member that has wheel hub of alternative plan of the present invention on the basis of above-mentioned first scheme, is characterized in that, is blank with the flat board, obtains the above-mentioned cup-shape member that has wheel hub by press forming.
Because blank is dull and stereotyped,, can reduce cost of product significantly so fee of material becomes cheapness.
The wheel for vehicle of third party's case of the present invention, by aforesaid right require 1 or claim 2 described in the cup-shape member that has wheel hub, be installed in this wheel rim portion that has the disc portion on the cup-shape member of wheel hub and be incorporated into this disc portion to welding and form.
On the cup-shape member that has wheel hub with the plastic working manufactured, combination disc portion and wheel rim portion obtain wheel for vehicle whereby.
Even welding between cup-shaped portion and the disc portion, welding heat does not have influence on hub portion yet.
Description of drawings
Fig. 1 is the cutaway view that has the cup-shape member of wheel hub of the present invention.
Fig. 2 is the manufacturing procedure picture (preceding half) that has the cup-shape member of wheel hub of the present invention.
Fig. 3 is the manufacturing procedure picture (later half) that has the cup-shape member of wheel hub of the present invention.
Fig. 4 is the cutaway view of wheel for vehicle of the present invention.
Fig. 5 is the cutaway view of the cup-shape member that has wheel hub of the embodiment different with Fig. 1.
Fig. 6 is the figure of one of the cup-shape member that has wheel hub of expression prior art example.
The specific embodiment
Embodiments of the invention are described below with reference to the accompanying drawings.
Fig. 1 is the cutaway view that has the cup-shape member of wheel hub of the present invention, the cup-shape member 10 that has wheel hub, be central authorities in the cup-shaped portion of forming by cydariform part 21 and integrated disc portions 22 20, say so in the central authorities of integrated disc portions 22 hub portion that whole formation S. A. or anchor shaft insert directly or indirectly exactly.On hub portion 25, flute profiles such as spline simultaneously can be shaped.
Though the wall thickness t1 of picture hub portion 25 is big, the wall thickness t2 of cydariform part 21 is little like that, and wall thickness is different along with the position, this not being both due to the result who changes wall thickness in integrated disc portions 22 gradually.
The following describes one of the plastic working method example of the cup-shape member that has wheel hub of above formation.Moreover, owing to only represent one of plastic working method example,, and do not draw so metal paattern that uses in the plastic working or compression machine plan use are known.
Fig. 2 (a)～(d) is the manufacturing procedure picture (preceding half) that has the cup-shape member of wheel hub of the present invention.
(a): the blank 30 of preparing ring plate (or dull and stereotyped).Moreover as this blank 30, it is suitable adopting light metal, carbon steel, corrosion-resistant steel, copper alloys etc. such as aluminum alloy or titanium alloy.By following main points this blank 30 is carried out plastic working.Moreover work on formation hub portion and axis hole in the hole of ring plate central authorities.But, also can be that blank forms periphery and interior week with Punching Technology with the flat board.Thereby it is freely that blank is made ring plate, plectane or simple flat plate.
(b):, obtain the once-forming body 31 of bell section by pull and stretch with unillustrated pull and stretch metal paattern.These shaped objecies 31 are further carried out plastic working.
(c): use the upsetting processing method, obtain by partly finishing hub portion 32 and partly finishing the secondary forming body 34 that cup-shaped portion 33 is formed.This secondary forming body 34 is further carried out plastic working.
(d):, make that partly to finish hub portion 32 overhanging and make that partly to finish cup-shaped portion 33 overhanging and obtain shaped object 35 three times with the protruding processing method of drum.These or three shaped objecies 35 are further carried out plastic working.
Fig. 3 (a)～(c) is the manufacturing procedure picture (later half) that has the cup-shape member of wheel hub of the present invention.
(a): further pull and stretch is partly finished cup-shaped portion 33, and the result stays heavy section 36 at front end, obtains shaped object 37 whereby four times.Resulting four shaped objecies 37 are implemented plastic working.
(b): implement finished machined with unillustrated shaping metal paattern and shaping compression machine, obtain the cup-shape member of forming by hub portion 25 (but as yet not machine up) and cup-shaped portion 20 that has wheel hub 10.
(c): in other operation, make disc portion 51 and in conjunction with (welding, riveted joint etc.) after the wheel rim portion 52 of this disc portion 51, it is just passable that disc portion 51 is assembled, is welded in to the cup-shape member 10 that has wheel hub.Can obtain wheel for vehicle 50 whereby.53, the 53rd, weld seam, weld seam 53,53 are not worried the influence of welding heat to hub portion 25 sufficiently away from hub portion 25.
Moreover though above-described plastic working can be hot working, temperature processing or cool working, from the angle of finished machined precision, cool working is best.
Fig. 4 is the cutaway view of wheel for vehicle of the present invention, wheel for vehicle 50 by the cup-shape member 10 that has wheel hub, welding be installed in this wheel rim portion 52 that has the disc portion 51 on the cup-shape member 10 of wheel hub and be incorporated into this disc portion 51 and form, illustrate and to make thin-walled to cup-shaped portion 20, disc portion 51 and wheel rim portion 52, only hub portion 25 is made sufficiently heavy wall so that improve rigidity simultaneously so that realize expendable weight.The 55th, tire.
Moreover this wheel for vehicle 50 though at first sight be similar to the welded type wheel of prior art, is characterized in that between hub portion 20 and the integrated disc portions 22 it not being welding, but integrally connects with plastic working.That is to say, it is characterized in that making weld seam 53 away from hub portion 20.Whereby, there is not the danger of welding heat affected hub portion 20.
Fig. 5 is the cutaway view of the cup-shape member that has wheel hub of the embodiment different with Fig. 1, this cup-shape member 60 that has a wheel hub, though central authorities in the cup-shaped portion of forming by cydariform part 61a and integrated disc portions 60d 61, say so exactly in the central authorities of integrated disc portions 61b, it is identical with Fig. 1 integrally to form hub portion 62 this point, but it is characterized in that hub portion 62 stretches out to both direction (about the figure) from integrated disc portions 61b, and further thicken wall thickness, form stepped hole 63 whereby.
So, adopt the present invention, it is characterized in that, although be hub portion 62 and the whole continuously former of cup-shaped portion 61, but can realize increasing the wall thickness of hub portion 62 simultaneously in order to ensure rigidity, and in order to seek expendable weight cup-shaped portion 61 thin-walled properties.
Because be the monolithic molding product,, there is no need the distortion of worrying that welding heat causes so there is no need to implement welding.
In addition, the cup-shape member 10,60 that has wheel hub of the present invention is made by metal stock is carried out plastic working, and plastic working is implemented just passable with compacting (comprising forging) method or equal processing method.Thereby the manufacture method that illustrates with embodiment is typical case only, and the form of forging die or punch die, shape are arbitrarily, and pressure-formed in addition number of times also can increase and decrease as required.
In addition, the cup-shape member 10,60 that has wheel hub of the present invention, though be applicable to the primary member of wheel for vehicle, owing to also can use as drg drum and generator amature in addition, so the purposes of being not particularly limited.
And then, in first scheme, be not limited to annular plectane, also can be that the metal base (piece) with suitable size is a blank, the monolithic molding product that obtain with forging method or pressing.
The present invention is by means of the following effect of above-mentioned formation performance.
In first scheme, need not cast, also need not weld, make the cup-shape member that has wheel hub with the plastic working method.Because need not cast, so the change of wall thickness is freely, in addition, owing to do not weld, so there is no need the distortion of worrying that welding heat causes.
As a result, can save with the straightening is the machine up of purpose, realizes the reduction of machining period.In addition, can realize increasing the wall thickness of hub portion simultaneously in order to ensure rigidity, and in order to seek expendable weight the cup-shaped portion thin-walled property.
In alternative plan, it is characterized in that, be to be that blank obtains the cup-shape member that has wheel hub described in first scheme by press forming with the flat board, because blank is dull and stereotyped,, can reduce cost of product significantly so fee of material becomes cheapness.
In third party's case, on the cup-shape member that has wheel hub with the plastic working manufactured, combination disc portion and wheel rim portion obtain wheel for vehicle whereby.Even do not affect hub portion to welding welding heat between cup-shaped portion and the disc portion yet.
As a result, can save with the straightening is the machine up of purpose, realizes the reduction of machining period.In addition, can realize increasing the wall thickness of hub portion simultaneously in order to ensure rigidity, and in order to seek expendable weight the cup-shaped portion thin-walled property.
Claims (5)
1. cup-shape member that has wheel hub is provided with the hub portion that S. A. or anchor shaft insert in the central authorities of cup-shaped portion, it is characterized in that this cup-shape member that has wheel hub is the compacting monolithic molding product that do not have seam from aforementioned hub portion to cup-shaped portion,
The above-mentioned cup-shape member that has wheel hub is used for for motor vehicle wheel, and this hub portion is the tympanic part of drg, and the above-mentioned cup-shape member that has a wheel hub is made of the light metal of aluminium etc.
2. the cup-shape member that has wheel hub described in the claim 1 is characterized in that, the above-mentioned cup-shape member that has wheel hub is that blank obtains by press forming with the flat board.
3. the cup-shape member that has wheel hub as claimed in claim 1 is characterized in that the thickness of hub portion is bigger than the thickness of tympanic part, and by integrally formed.
4. the cup-shape member that has wheel hub as claimed in claim 1 is characterized in that, in the periphery of the hub portion spline flute profile that is shaped simultaneously.
5. wheel for vehicle, each describedly has the cup-shape member of wheel hub, is installed in this wheel rim portion that has the disc portion on the cup-shape member of wheel hub and be incorporated into this disc portion to welding and forms to the claim 4 by claim 1 for it.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00856799A JP4083332B2 (en) | 1999-01-14 | 1999-01-14 | Bossed cup member and vehicle wheel |
| JP008567/1999 | 1999-01-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1260287A CN1260287A (en) | 2000-07-19 |
| CN1205057C true CN1205057C (en) | 2005-06-08 |
Family
ID=11696648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00101070 Expired - Fee Related CN1205057C (en) | 1999-01-14 | 2000-01-14 | Cup-shape member with boss and wheel for vehicles |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4083332B2 (en) |
| CN (1) | CN1205057C (en) |
| IT (1) | IT1319787B1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130088071A1 (en) | 2011-10-07 | 2013-04-11 | Lincoln Global, Inc. | Fabrication of welded wheels without filler material |
| CN111559199B (en) * | 2020-05-22 | 2022-03-15 | 福建申利卡铝业发展有限公司 | Novel vehicle hub with good brake performance |
-
1999
- 1999-01-14 JP JP00856799A patent/JP4083332B2/en not_active Expired - Fee Related
-
2000
- 2000-01-13 IT ITTO20000027 patent/IT1319787B1/en active
- 2000-01-14 CN CN 00101070 patent/CN1205057C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000203205A (en) | 2000-07-25 |
| IT1319787B1 (en) | 2003-11-03 |
| JP4083332B2 (en) | 2008-04-30 |
| ITTO20000027A1 (en) | 2001-07-13 |
| CN1260287A (en) | 2000-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050608 Termination date: 20140114 |