CN210760053U - Straight cylinder type automobile hub - Google Patents
Straight cylinder type automobile hub Download PDFInfo
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- CN210760053U CN210760053U CN201921497329.8U CN201921497329U CN210760053U CN 210760053 U CN210760053 U CN 210760053U CN 201921497329 U CN201921497329 U CN 201921497329U CN 210760053 U CN210760053 U CN 210760053U
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- spoke
- rim
- bead seat
- vehicle
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Abstract
A straight-barrel type automobile hub comprises a hub, wherein the hub comprises: the rim, this rim has middle tank bottom, be close to the inboard bead seat of vehicle, the outside bead seat that deviates from the vehicle, inboard bead seat axial is close to vehicle one side and is equipped with the rim flange, outside bead seat axial deviates from vehicle one side and establishes to the step weld portion, the spoke, the radial edge of this spoke is equipped with the spoke flange, it has the welding part to extending to being close to vehicle one side to be close to rim flange department axial, the inboard edge of welding part axial sets up to the half-closed groove, the step weld portion of the outside bead seat of rim and the half-closed groove fixed connection of the welding part of spoke, the inboard edge in the radial of connecting portion behind outside bead seat and the welding part connection. The utility model provides a straight cylinder automobile wheel hub's rim and spoke hookup location compare in the welding of traditional rim department more simply in rim bead seat position, easily batch production, and the cost is lower.
Description
Technical Field
The utility model relates to an automobile parts technical field, concretely relates to straight cylinder automobile wheel hub.
Background
The hub of automobile is an important component of automobile parts, also called rim, wheel and tyre bell, and is a cylindrical metal part with tyre inner contour supporting tyre and central axle. The hub is an important driving part on the automobile and bears most of the load generated in the driving process of the automobile, and therefore the structure of the hub influences the performance of the automobile to a great extent.
The conventional automobile hub is mainly integrally formed by casting, but the integral straight-barrel type hub has a complex mold structure in the production process, and a mold insert needs to be placed during casting, so that the requirement on workers is high, and the production efficiency is low; the R-angle thermal section of the casting is thick, the casting difficulty is high, and the percent of pass is low. The two-piece hub manufactured by the manufacturing method of the split hub provided by the invention patent of 201410116433.3, namely the connection method of the two-piece hub, can be used for separately producing the rim and the spoke, but the connection position of the rim and the spoke is arranged on the spoke, and the welding of the spoke is difficult to realize, so that a mass production product is not seen in the patent at present.
SUMMERY OF THE UTILITY MODEL
To prior art's defect, the utility model provides a straight cylinder automobile wheel hub, welding position make production more simple in the inboard bead seat position of rim, easily batch production, and the cost is lower.
The technical scheme provided by the utility model, a straight cylinder automobile wheel hub, including wheel hub, wheel hub includes:
the wheel rim is provided with a middle groove bottom, an inner side bead seat close to the vehicle and an outer side bead seat far away from the vehicle, a rim flange is arranged on one side edge of the inner side bead seat axially close to the vehicle, the rim flange extends to the radial outer side, a step welding part is arranged on one side of the outer side bead seat axially far away from the vehicle, and the radial inner side edges of the inner side bead seat and the outer side bead seat are higher than the groove bottom in radial height;
the spoke structure comprises a spoke, a spoke flange and a plurality of bolt holes, wherein the radial edge of the spoke is provided with a spoke flange, the spoke flange extends to the radial outer side, a welding part extends to one side close to a vehicle from the axial side close to the vehicle at the spoke flange, the axial inner side edge of the welding part is provided with a semi-closed groove, the groove wall of the semi-closed groove is arranged at the radial inner side of the welding part, the axial depth of the semi-closed groove is smaller than the axial length of the welding part, the center of the spoke is provided with a center positioning hole, and the bolt holes are arranged around the center positioning hole and connected with an;
the outer side edge of the step welding portion of the outer side bead seat of the rim is fixedly connected with the inner side edge of the semi-closed groove of the welding portion of the spoke through a welding process, and the radial inner side edge of the connecting portion, after the outer side bead seat of the rim is connected with the welding portion of the spoke, forms a straight cylinder structure.
Further, a radially outer edge of the outer bead seat of the rim and a radially outer edge of the welding portion of the spoke are set to the same radial height, and a radially outer edge of the outer bead seat and a radially outer edge of the inner bead seat are set to the same radial height.
Further, the spoke is cast by adopting a low-temperature rapid casting process.
Further, the rim is made of the same material as the spoke and is formed through a casting spinning process.
Further, the spoke and the rim are welded together by a friction welding process to form an integral hub.
The utility model has the advantages that:
(1) compared with the prior art, the rim of the straight-barrel type automobile hub is simpler to weld at the rim bead seat position at the connecting position of the rim and the spoke, is easy for batch production and has lower cost;
(2) after the rim and the spoke are separated, a set of rim casting die is matched with a set of spinning die to finish the manufacture of rims with the same diameter and different widths, and the modularized batch production can be realized;
(3) after the rim and the spoke are separated, the casting process of the spoke and the rim becomes simple, the casting is not difficult any more, the material components can be adjusted according to the load of the rim and the spoke, and the material performance can be improved by 20-30%;
(4) the spoke can adopt a low-temperature rapid casting process, so that the performance of the spoke can be improved by 20 percent compared with the performance of the integral low-pressure cast spoke.
Drawings
Fig. 1 is the utility model provides a straight cylinder automobile wheel hub's structural schematic.
Fig. 2 is the utility model provides a structural schematic diagram of rim in straight cylinder automobile wheel hub.
Fig. 3 is a schematic structural diagram of a spoke in a straight tube type automobile hub.
The specific meanings of the symbols in the drawings are as follows:
1-hub, 2-rim, 3-well bottom, 4-inboard bead seat, 5-outboard bead seat, 6-rim flange, 7-step weld, 8-spoke, 9-spoke flange, 10-weld, 11-semi-closed well, 12-centrally located hole, 13-bolt hole.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
the straight-cylinder automobile hub provided by this embodiment is shown in fig. 1-3, and the technical solution provided by this embodiment is that a straight-cylinder automobile hub includes a hub 1, and is characterized in that the hub 1 includes:
a rim 2, the rim 2 having a central well bottom 3, an inboard bead seat 4 adjacent to the vehicle, and an outboard bead seat 5 facing away from the vehicle, the inboard bead seat shaft 4 having a rim flange 6 disposed toward one side edge of the vehicle, the rim flange 6 extending radially outward, the outboard bead seat 5 having a step weld 7 disposed toward one side of the vehicle, the inboard bead seat 4 and the outboard bead seat 5 having radially inner side edges that are higher in radial height than the well bottom 3;
the spoke 8, the radial edge of this spoke 8 has spoke flanges 9, the spoke flange 9 extends to the radial outside, the edge is close to the vehicle side to extend to the side close to the vehicle axially in the said spoke flange 9, the said welding part 10 sets up as the semi-closed slot 11 axially inside edge, the slot wall of the semi-closed slot 11 is set up in the radial inside of the said welding part 10, the axial depth of the said semi-closed slot 11 is smaller than the axial length of the said welding part 10, set up the central locating hole 12 in the spoke 8 centre, the central locating hole 12 has certain conicity close to the vehicle side end axially, also there are a plurality of bolt holes 13 connected with chassis of the car around the arrangement of the said central locating hole 12;
the outer edge of the step welding portion 7 of the outer side bead seat 5 of the rim 2 in the axial direction is fixedly connected with the inner edge of the semi-closed groove 11 of the welding portion 10 of the spoke 8 in the axial direction through welding, and the inner edge of the radial direction of the connecting portion after the outer side bead seat 5 of the rim 2 is fixedly connected with the welding portion 10 of the spoke 8 through a friction welding process forms a straight cylinder structure.
The radially outer edge of the outer bead seat 5 of the rim 2 and the radially outer edge of the weld portion 10 of the spoke 8 are set to the same radial height, and the radially outer edge of the outer bead seat 5 and the radially outer edge of the inner bead seat 4 are set to the same radial height.
The spoke 8 is cast and molded by adopting a low-temperature rapid casting process.
The rim 2 is made of the same material as the spoke 8 and is formed by a casting spinning process.
The casting spinning process specifically comprises the steps of producing a rim casting spinning blank by adopting a low-temperature rapid solidification (molten aluminum pouring at a temperature below 650 ℃); and then the blank is formed by spinning by utilizing a hot spinning up-down spinning technology.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, and that various obvious modifications may be made by those skilled in the art in light of the teachings herein.
Claims (5)
1. The utility model provides a straight cylinder automobile wheel hub, includes wheel hub, its characterized in that, wheel hub includes:
the wheel rim is provided with a middle groove bottom, an inner side bead seat close to the vehicle and an outer side bead seat far away from the vehicle, a rim flange is arranged on one side edge of the inner side bead seat axially close to the vehicle, the rim flange extends to the radial outer side, a step welding part is arranged on one side of the outer side bead seat axially far away from the vehicle, and the radial inner side edges of the inner side bead seat and the outer side bead seat are higher than the groove bottom in radial height;
the spoke structure comprises a spoke, a spoke flange and a plurality of bolt holes, wherein the spoke flange is arranged at the radial edge of the spoke, the spoke flange extends to the radial outer side, a welding part extends to one side close to a vehicle from the axial side close to the vehicle at the position of the spoke flange, a semi-closed groove is arranged at the axial inner side edge of the welding part, the groove wall of the semi-closed groove is arranged at the radial inner side of the welding part, the axial depth of the semi-closed groove is smaller than the axial length of the welding part, a central positioning hole is arranged at the center of the spoke, and the bolt holes are arranged around the central positioning hole and connected;
the outer side edge of the step welding portion of the outer side bead seat of the rim is fixedly connected with the inner side edge of the semi-closed groove of the welding portion of the spoke in the axial direction through welding, and the inner side edge of the connecting portion, after the outer side bead seat of the rim is connected with the welding portion of the spoke, of the radial direction forms a straight cylinder structure.
2. A straight-barrel type automobile hub according to claim 1, wherein the radially outer edge of the outer bead seat of the rim is set to the same radial height as the radially outer edge of the welding portion of the spoke, and the radially outer edge of the outer bead seat and the radially outer edge of the inner bead seat are set to the same radial height.
3. A straight-barrel type automobile hub according to claim 1, wherein the spokes are cast by a low-temperature rapid casting process.
4. A straight-barrel type automobile hub according to claim 1, wherein the rim is formed by a casting and spinning process from the same material as the spokes.
5. A straight-barrel type automobile hub according to claim 1, wherein the spokes and the rim are welded together by a friction welding process to form an integral hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497329.8U CN210760053U (en) | 2019-09-09 | 2019-09-09 | Straight cylinder type automobile hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497329.8U CN210760053U (en) | 2019-09-09 | 2019-09-09 | Straight cylinder type automobile hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210760053U true CN210760053U (en) | 2020-06-16 |
Family
ID=71052710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921497329.8U Active CN210760053U (en) | 2019-09-09 | 2019-09-09 | Straight cylinder type automobile hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210760053U (en) |
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2019
- 2019-09-09 CN CN201921497329.8U patent/CN210760053U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A straight-tube car wheel Effective date of registration: 20220825 Granted publication date: 20200616 Pledgee: Jiangmen Rural Commercial Bank Co.,Ltd. fengle sub branch Pledgor: TAISHAN CHANGFU ALUMINUM INDUSTRY CO.,LTD. Registration number: Y2022980013567 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |