CN220682050U - Steel-aluminum composite hub and vehicle - Google Patents
Steel-aluminum composite hub and vehicle Download PDFInfo
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- CN220682050U CN220682050U CN202322467250.3U CN202322467250U CN220682050U CN 220682050 U CN220682050 U CN 220682050U CN 202322467250 U CN202322467250 U CN 202322467250U CN 220682050 U CN220682050 U CN 220682050U
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- 229910052782 aluminium Inorganic materials 0.000 title claims description 40
- 239000002131 composite material Substances 0.000 title claims description 33
- 239000010959 steel Substances 0.000 claims abstract description 54
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 50
- 238000005242 forging Methods 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims abstract description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 18
- 229910052799 carbon Inorganic materials 0.000 description 18
- 238000000034 method Methods 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 14
- 230000008901 benefit Effects 0.000 description 10
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 239000000446 fuel Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005275 alloying Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
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Abstract
When the rim is an aluminum alloy rim, the spokes are steel wire spokes which are erected between an outer edge connecting flange made of aluminum alloy and a center connecting flange made of aluminum alloy, the outer edge connecting flange is fixed on the aluminum alloy rim through connecting bolts, the center connecting flange and the outer edge connecting flange are oppositely arranged on one side of the axis of the aluminum alloy rim, and all the steel wire spokes are assembled and connected through corresponding stepped inclined holes of the center connecting flange and the outer edge connecting flange so that adjacent steel wire spokes are uniformly inserted and arranged on the 360-degree circumference of the aluminum alloy rim in a staggered mode; when the rim is made of steel, the spoke is an integral aluminum alloy spoke formed by casting or forging, the L-shaped flange used for connecting the aluminum alloy spoke and the steel rim is made of steel, through holes used for riveting are formed in two edges forming an L shape, and the L-shaped flange is riveted with the aluminum alloy spoke and is riveted and welded with the steel rim.
Description
Technical Field
The utility model relates to the field of automobile chassis running systems, in particular to a steel-aluminum composite hub formed by compounding two materials of steel and aluminum through a novel connecting structure and a vehicle provided with the steel-aluminum composite hub.
Background
Hubs are motion, appearance, safety related components in automotive parts. The automobile keeping amount in China is over 2 hundred million, more than 3000 ten thousand automobiles are newly increased each year, and the carbon emission requirement is lighter in the running process of the hub, and the carbon emission of the hub is continuously reduced at the manufacturing end of the hub.
The traditional hubs, especially the hubs of passenger cars, are aluminum alloy hubs of which the shapes are different in appearance attribute, light in weight, fuel economy and the like, so that the hubs are favored by consumers and automobile manufacturers. However, the preparation link of the raw material of the aluminum alloy hub is a high energy consumption industry, the aluminum alloy material needs to be extracted from aluminum ore before alloying, the most widely applied technology at present is an electrolytic aluminum method, and the energy structure in China is mainly based on coal and electricity, so that the high energy consumption and high carbon emission of the preparation link of the aluminum alloy material are brought, and the future development trend of the traditional aluminum alloy hub in the 'carbon peak, carbon neutralization' background in China and the world is eliminated step by step. While the traditional steel hub has the advantages of poor appearance property and poor jumping property, and great self weight, although the forming process is applied earlier, the traditional steel hub has the advantages of less fuel economy and less carbon emission in the running process of the automobile.
In view of the above, the development of the traditional hub technology under the background of carbon peak, carbon neutralization encounters a bottleneck, and as the hub is required to be lighter in weight and better in fuel economy in the running process of an automobile, engineers in the application innovate, aim to integrate the high-strength attribute of the steel hub while keeping the characteristics of light weight and good heat dissipation of the aluminum hub, develop the steel-aluminum composite spoke hub with low carbon emission, solve the problem that an creative connection mode is required, and further achieve attractive appearance on the premise of ensuring safety by connecting two parts of structures.
The above disclosure of information in this background section is only intended to increase the understanding of the general background of the utility model and is not necessarily to be taken as an admission or any form of suggestion that this information forms the prior art already known to those of ordinary skill in the art.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a steel-aluminum composite hub, which has the advantages that compared with the current integrated aluminum alloy hub, the manufacturing end reduces the carbon emission and the manufacturing cost, and enhances the heat dissipation performance and the appearance property of the hub.
According to one aspect of the utility model, there is provided a steel-aluminum composite hub, wherein a rim and a spoke are respectively made of one of steel and aluminum alloy, and when the rim is an aluminum alloy rim, the spoke is a steel wire spoke erected between an outer edge connecting flange made of aluminum alloy and a central connecting flange made of aluminum alloy, the outer edge connecting flange is fixed on the aluminum alloy rim through a connecting bolt, the central connecting flange and the outer edge connecting flange are oppositely arranged on one side of the axis of the aluminum alloy rim, and each steel wire spoke is assembled and connected through corresponding stepped inclined holes of the central connecting flange and the outer edge connecting flange so that adjacent steel wire spokes are uniformly and alternately arranged on the 360-degree circumference of the aluminum alloy rim; when the rim is made of steel, the spoke is an integral aluminum alloy spoke formed by casting or forging, the L-shaped flange used for connecting the aluminum alloy spoke and the steel rim is made of steel, through holes used for riveting are formed in two edges forming an L shape, and the L-shaped flange is riveted with the aluminum alloy spoke and is riveted and welded with the steel rim.
Preferably, when the rim is an aluminum alloy rim, the inner side and the outer side of the outer edge connecting flange are provided with an outer edge connecting flange inner inclined hole and an outer edge connecting flange outer inclined hole which are used as stepped inclined holes, and the outer edge connecting flange inner inclined holes and the outer edge connecting flange outer inclined holes which are respectively used as stepped inclined holes of the center connecting flange are coaxially and obliquely arranged relative to the axis of the aluminum alloy rim, so that the steel wire spokes are fixed in a staggered mode.
Preferably, the wire spokes are round bar spokes with stepped thickness, and the diameter of the side connected with the central connecting flange is larger than that of the spoke of the side connected with the outer edge connecting flange.
Preferably, the stepped inclined hole angles of the central connecting flange and the outer connecting flange through which the wire spokes pass are in the range of 10-20 degrees.
Preferably, the stepped inclined bore angle is in the range of 12 ° to 15 °.
Preferably, when the rim is a steel rim, the L-shaped flange is formed separately from the plurality of end edges of the aluminum alloy spokes in the circumferential direction.
Preferably, the thickness of each of the two sides of the L-shaped flange forming the L-shape is in the range of 4-6 mm.
Preferably, the steel rim thickness ranges from 2 to 6mm.
Preferably, the steel rim thickness ranges from 2 to 2.5mm.
According to another aspect of the present utility model, there is provided a vehicle mounted with the steel-aluminum composite hub described above.
The design creatively improves a steel-aluminum composite hub connection method. The novel aluminum alloy rim and the steel wire spokes are subjected to creative connection method improvement, so that the carbon emission of the rim manufacturing link is reduced on the premise of achieving the basic use safety and appearance requirement attribute of the automobile hub, and the high strength and toughness performance and the light weight advantages of the hub driving using link are enhanced. In addition, the serial standardized design of the aluminum rim and mass production of single products can be realized, and the cost advantage of lower cost and the value advantage of lower carbon emission in the whole life cycle of the hub are formed. Compared with the traditional steel hub, the heat dissipation performance and appearance property of the hub are enhanced.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is an overall schematic diagram of an assembled steel-aluminum composite spoke hub in accordance with embodiment 1 of the present utility model;
FIG. 2 is an exploded view of the steel aluminum composite spoke hub;
FIG. 3 is a schematic view of a partial structure of the steel-aluminum composite spoke hub.
FIG. 4 is an overall schematic diagram of an assembled steel-aluminum composite spoke hub in accordance with embodiment 2 of the present utility model;
fig. 5 is an exploded view of the steel-aluminum composite spoke hub.
Detailed Description
Exemplary embodiments of the present utility model are described in detail below with reference to the attached drawings. The exemplary embodiments described below and illustrated in the drawings are intended to teach the principles of the present utility model to enable one skilled in the art to make and use the present utility model in a number of different environments and for a number of different applications. The scope of the utility model is therefore defined by the appended claims, and the exemplary embodiments are not intended, and should not be considered, as limiting the scope of the utility model. Moreover, for ease of description, where like elements are designated by like or similar reference numerals throughout the drawings, the dimensions of the various illustrated portions are not necessarily drawn to actual scale, and references to orientation, such as relative to the circular axial, radial, or circumferential direction of the body, and orientation or positional relationships indicated above, below, left, right, top, bottom, etc., are based on the orientation or positional relationships shown in the drawings, are for ease of description and simplicity of description only, and are not indicative or implying that the apparatus or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model. The following description of the embodiments emphasizes the differences between the embodiments, and the same or similar features may be referred to each other, so that technical features in the different embodiments may be freely combined to form further embodiments according to design needs for brevity and not described in detail.
Example 1 ]
As an example of a steel-aluminum composite hub, as shown in fig. 1 and 2, the steel-aluminum composite spoke hub includes: the rim 1, the outer fringe flange 2 of fixing on rim 1 through connecting bolt 3, set up the central flange 6 in rim 1 axle center one side with outer fringe flange 2 relatively, erect the wire spoke 4 between outer fringe flange 2 and central flange 6, assemble in the inboard of central flange 6 in order to be used for with the central reducing flange 5 of car axle junction.
During assembly, the steel wire spokes 4 penetrate through the central connecting flange 6 to be fixedly arranged on the outer edge connecting flange 2, 4 uniformly distributed positions are fixedly arranged through a preassembling method, the steel wire spokes 4 are arranged on a professional runout detection tool one by one until all the steel wire spokes are completely fastened, then the steel wire spokes 4, the central connecting flange 6 and the outer edge connecting flange 2 which are already arranged are fixed on the rim 1 through the connecting bolts 3 until balance and runout inspection are finished, and after the balance and runout inspection is qualified, the central reducing flange 5 is assembled on the inner side of the central connecting flange 6 to form a state capable of being connected with an automobile axle, and the assembly and the use functions of the whole hub are completed.
The rim 1 is made of aluminum alloy 6061, is prepared by a forging and rotating process, and the inner side of the rim can be connected with the outer edge connecting flange 2 through the connecting bolts 3.
The outer edge connecting flange 2 is made of aluminum alloy 6061, is prepared by a die forging process, and is provided with stepped inclined holes with certain inclined angles, namely an inner inclined hole 9 of the outer edge connecting flange and an outer inclined hole of the outer edge connecting flange. In fig. 3, for simplicity of illustration, only the inner inclined hole 9 of the outer flange is shown, which is arranged coaxially with the outer stepped hole 7 of the central flange 6 obliquely with respect to the axis of the rim 1 for fixing the wire spokes 4.
The central connecting flange 6 is made of aluminum alloy 6061, is prepared by a die forging process, and is internally and externally provided with stepped inclined holes with certain bevel angles, namely, a central connecting flange outer stepped hole 7 which is positioned on the axis of the rim 1 and is positioned on the outer side, and a central connecting flange inner stepped hole which is positioned on the inner side. In fig. 3, the central connecting flange inner stepped bore, which is shown in simplified form, is correspondingly also arranged coaxially with the outer rim connecting flange outer inclined bore of the outer rim connecting flange 2 obliquely with respect to the axis of the rim 1 for securing the wire spokes 4.
In this way, adjacent wire spokes 4 are alternately arranged, a total of 100 wire spokes 4 are uniformly arranged on the 360-degree circumference of the rim 1, and the larger diameter end is arranged on the wheel center side. That is, the wire spoke 4 is a round bar spoke with a stepped thickness, and the diameters of the two ends of the spoke are different, and the diameter of the connecting side with the central connecting flange 6 is larger than that of the spoke of the connecting side with the outer edge connecting flange 2.
As mentioned above, the wire spokes 4 are fastened as connectors by corresponding stepped inclined hole fitting connections of the central connection flange 6 and the outer rim connection flange 2. The angle of the stepped inclined holes of the central connecting flange 6 and the outer connecting flange 2 through which the wire spokes 4 pass is in the range of 10-20 deg., preferably in the range of 12-15 deg..
The central reducing flange 5 has two sets of different pitch diameter (PCD) holes, one set of threaded holes is connected with the hub central connecting flange 6, and the other set of unthreaded holes is connected with the automobile transmission shaft flange.
The steel-aluminum composite hub according to the embodiment can be mainly suitable for a hub structure under the requirement of low carbon emission of a hub manufacturing end, and two materials of steel and aluminum are compounded into the steel-aluminum composite hub through a novel connecting structure, and the creative connecting method of the traditional aluminum alloy rim and the steel wire spokes is improved, so that the carbon emission of a rim manufacturing link is reduced on the premise of achieving the basic use attribute of an automobile hub, and the advantages of high strength and toughness and light weight of a hub driving using link are enhanced. In addition, the serial standardized design of the aluminum rim and mass production of single products can be realized, and the cost advantage of lower cost and the value advantage of lower carbon emission in the whole life cycle of the hub are formed.
Example 2 ]
As another example of the steel-aluminum composite hub, as shown in fig. 4 and 5, the steel-aluminum composite lightweight hub includes: the wheel rim 11 is made of steel, the L-shaped flange 12 is made of steel and welded on the inner side of the wheel rim 11, and the aluminum alloy spokes 13 are riveted on the L-shaped flange 12.
During assembly, the L-shaped flange 12 and the spoke 13 are riveted and fastened through the connecting rivet 14, the assembled parts are matched with the steel rim 11 on a professional tool, and welding connection is performed at the joint of the inner sides of the L-shaped flange 12 and the rim 11 until the assembly and the use function of the whole hub are completed. In the steel-aluminum composite lightweight hub, automatic mass production and lean production of automatic low-cost assembly of standard parts are realized by riveting the spoke 13 and the L-shaped flange 12 and welding the L-shaped flange 2 and the rim 11.
The rim 11 is a steel rim with light wall thickness, different steel types can be adopted to select different rim thicknesses, the range of the rim thickness is preferably 2-6 mm, and the most preferred range is 2-2.5 mm.
The spoke 13 is a cast or forged unitary aluminum alloy spoke.
The L-shaped flange 12 is a steel flange, and through holes for riveting are formed on two sides of the L-shaped flange. The thickness of each side is in the range of 4-6 mm under the premise of ensuring rigidity.
The L-shaped flange 12 is connected to the spoke 13 by a riveting method as a steel connecting piece, and is connected to the steel rim 11 by a welding method. In the circumferential direction, the L-shaped flange 12 may be formed separately corresponding to a plurality of end edges of the spoke 13.
According to the steel-aluminum composite hub of the embodiment, a novel connection method of the steel-aluminum composite lightweight hub is realized. Based on the requirements of lower carbon emission of a hub manufacturing end and lighter weight of a using end, the carbon emission and the production cost of a rim manufacturing link are reduced on the premise of achieving the basic use attribute of an automobile hub by improving the creative connection method of the traditional steel rim and the aluminum alloy cast spoke, and meanwhile, the attributes of various shapes, attractive and elegant appearance of the cast aluminum alloy spoke are not lost, and the product trend of lighter, faster and more attractive is developed. In addition, the method can form a series of standardized designs and mass single-product manufacturing of the steel rims, and has the advantages of lower cost and lower carbon emission in the whole life cycle of the hub.
In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured" and the like should be construed broadly, as they may be fixed, removable, or integral, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be. While the utility model has been described with reference to various specific embodiments, it should be understood that numerous changes could be made within the spirit and scope of the inventive concepts described. Accordingly, it is intended that the utility model not be limited to the described embodiments, but that it have the full scope defined by the language of the following claims.
Claims (10)
1. A steel-aluminum composite hub is characterized in that a rim and a spoke are respectively made of one of steel and aluminum alloy, wherein,
when the rim is an aluminum alloy rim, the spokes are steel wire spokes (4) erected between an outer edge connecting flange (2) made of aluminum alloy and a center connecting flange (6) made of aluminum alloy, the outer edge connecting flange (2) is fixed on the aluminum alloy rim through connecting bolts (3), the center connecting flange (6) and the outer edge connecting flange (2) are oppositely arranged on one side of the axis of the aluminum alloy rim, and all the steel wire spokes (4) are assembled and connected through corresponding stepped inclined holes of the center connecting flange (6) and the outer edge connecting flange (2) so that the adjacent steel wire spokes (4) are uniformly and alternately arranged on the 360-degree circumference of the aluminum alloy rim;
when the rim is made of steel, the spoke is an integral aluminum alloy spoke formed by casting or forging, the L-shaped flange (12) used for connecting the aluminum alloy spoke and the steel rim is made of steel, through holes used for riveting are formed in two edges forming an L shape, and the L-shaped flange (12) is in riveting connection with the aluminum alloy spoke and is in riveting and welding connection with the steel rim.
2. Steel-aluminum composite hub according to claim 1, characterized in that when the rim is an aluminum alloy rim, the inner and outer sides of the outer rim connecting flange (2) are provided with an outer rim connecting flange inner inclined hole (9) and an outer rim connecting flange outer inclined hole as stepped inclined holes, which are respectively arranged obliquely with respect to the aluminum alloy rim axis coaxially with a central connecting flange outer stepped hole (7) and a central connecting flange inner stepped hole as stepped inclined holes of the central connecting flange (6) for fixing the steel wire spokes (4) in a staggered manner.
3. The steel-aluminum composite hub according to claim 2, wherein the wire spokes (4) are round bar spokes with stepped thickness, and the diameter of the connecting side with the central connecting flange (6) is larger than the diameter of the spokes of the connecting side with the outer edge connecting flange (2).
4. Steel and aluminium composite hub according to claim 2, characterized in that the stepped inclined hole angle of the central connection flange (6) and the outer rim connection flange (2) through which the wire spokes (4) pass is in the range of 10 ° to 20 °.
5. The steel-aluminum composite hub of claim 4, wherein the stepped inclined bore angle is in the range of 12 ° to 15 °.
6. The steel-aluminum composite hub according to claim 1, wherein when the rim is a steel rim, the L-shaped flange (12) is formed separately from the plurality of end edges of the aluminum alloy spokes in the circumferential direction.
7. The steel-aluminum composite hub according to claim 6, wherein each of the two sides of the L-shaped flange (12) constituting the L-shape has a thickness in the range of 4 to 6mm.
8. The steel-aluminum composite hub of claim 6, wherein the steel rim has a thickness in the range of 2-6 mm.
9. The steel-aluminum composite hub of claim 8, wherein the steel rim has a thickness in the range of 2 to 2.5mm.
10. A vehicle, characterized in that a steel-aluminium composite hub according to any one of claims 1 to 9 is mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322467250.3U CN220682050U (en) | 2023-09-12 | 2023-09-12 | Steel-aluminum composite hub and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322467250.3U CN220682050U (en) | 2023-09-12 | 2023-09-12 | Steel-aluminum composite hub and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220682050U true CN220682050U (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322467250.3U Active CN220682050U (en) | 2023-09-12 | 2023-09-12 | Steel-aluminum composite hub and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN220682050U (en) |
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- 2023-09-12 CN CN202322467250.3U patent/CN220682050U/en active Active
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