CN203318025U - Automobile rim - Google Patents
Automobile rim Download PDFInfo
- Publication number
- CN203318025U CN203318025U CN2013203331628U CN201320333162U CN203318025U CN 203318025 U CN203318025 U CN 203318025U CN 2013203331628 U CN2013203331628 U CN 2013203331628U CN 201320333162 U CN201320333162 U CN 201320333162U CN 203318025 U CN203318025 U CN 203318025U
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- China
- Prior art keywords
- wheel rim
- rim
- ring support
- spinning
- inner tube
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The utility model discloses an automobile rim and aims at solving the disadvantages that the current automobile rim is light, the traveling resistance is large and the automobile rim is easy to deform due to insufficient strength. The automobile rim comprises an outer bead seat, an inner bead seat, a bottom slot, an outer side wheel flange and an inner side wheel flange, wherein the bottom slot is arranged between the outer bead seat and the inner bead seat, the outer side wheel flange is connected with the end part of the outer bead seat, the inner side wheel flange is connected with the end part of the inner bead seat, the outer bead seat and the inner bead seat are respectively provided with an outer spinning area and an inner spinning area, the outer spinning area extends from a connection position of the outer bead seat and the outer side wheel flange to a connection position of the outer bead seat and the bottom slot, and the inner spinning area extends from a connection position of the inner bead seat and the inner side wheel flange to a connection position of the inner bead seat and the bottom slot. The automobile rim disclosed by the utility model has the advantages that the weight of the rim, the traveling resistance and the oil consumption are reduced; the strength of the rim is good, and the rim is unlikely to deform.
Description
Technical field
The utility model relates to a kind of automotive wheel parts, and more particularly, it relates to good, the lightweight automobile rim of a kind of intensity.
Background technology
Wheel rim is the carrier of tire, its properties has important impact to the normal use of tire and automobile, at present after general automobile rim enlarging, carry out successively one-shot forming, post forming and three moulding, last expanding finishing, determine the leading dimensions of wheel rim substantially by this five processes.The section thickness of each position of automobile rim that this method processes is consistent, but automobile rim stressed size of each position in actual use procedure is different, so the thickness of wheel rim must meet the requirement of strength of maximum weighted position.If the thickness of wheel rim is too thick, the thickness of wheel rim in less stressed position just seems too thick, has increased the weight of whole wheel rim, has increased to a certain extent car resistance, has increased oil consumption.If the thickness of wheel rim is too thin, just can not meet the requirement of strength of maximum position.
Chinese patent publication No. CN102555667A, a kind of engineering truck single-piece rim and rim hase manufacturing process thereof are disclosed, comprise rim hase, rim hase is made by the cylinder integral heat pressure, the rim hase manufacturing technology steps is followed successively by reel, the pressing blank cylinder, the pressing trough circle is partly made groove circle cylinder, the compacting inner rim is partly made rim hase, this wheel rim processing is simple, low cost of manufacture, but the section thickness of each position of automobile rim is consistent, automobile rim stressed size of each position in actual use procedure is different, therefore the thickness of wheel rim must meet the requirement of strength of maximum weighted position, and the thickness of wheel rim in less stressed position just seems too thick, increased the weight of whole wheel rim, increased to a certain extent car resistance, increased oil consumption.
The utility model content
The utility model has overcome the deficiency of existing automobile rim two aspects: the one,, the weight of automobile rim is heavier, and car resistance is large; The 2nd,, the insufficient strength of automobile rim easily is out of shape, and a kind of automobile rim and spinning process thereof are provided, and its weight is lighter, has reduced car resistance, has reduced oil consumption.The intensity of automobile rim is better, not yielding, has met the driving requirement, and spinning process is particularly suitable for the cold forming process spinning of wheel rim.
In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of automobile rim, comprise the cover tire ring support, inner tube of a tyre ring support, be arranged on the kerve between inner tube of a tyre ring support and cover tire ring support, be connected to the outer rim of cover tire ring support end, be connected to the inboard wheel rim of inner tube of a tyre ring support end, be respectively equipped with outward turning nip and inward turning nip on cover tire ring support and inner tube of a tyre ring support, the outward turning nip extends to the connection location of cover tire ring support and kerve from the connection location of cover tire ring support and outer rim, the inward turning nip extends to the connection location of inner tube of a tyre ring support and kerve from the connection location of inner tube of a tyre ring support and inboard wheel rim.Outward turning nip and inward turning nip are set on wheel rim cover tire ring support and inner tube of a tyre ring support, in outside spinning zone position and internal rolling zone position, wheel rim is carried out to spinning, attenuate the inner tube of a tyre ring support of wheel rim and the thickness of cover tire ring support, under the prerequisite that guarantees automobile rim intensity, alleviated the weight of wheel rim, reduce car resistance, reduced oil consumption.
As preferably, outer rim, inboard wheel rim, kerve three's consistency of thickness, the thickness of automobile rim outward turning nip and internal rolling zone position is the 50%-75% of other position thickness of automobile rim.In actual use procedure, put outside wheel rim stressedly be less than stressed at outer rim, inboard wheel rim, kerve by bead seat and inner bead seat, therefore put and carry out attenuate meeting under the prerequisite of requirement of strength externally bead seat and inner bead seat, reduced rim weight, reduce car resistance, reduced oil consumption.
As preferably, be provided with the protruding peak, the outside of arc on the cover tire ring support near the connection location with kerve, the close protruding peak, inboard that is provided with arc with inboard wheel rim connection location on inner tube of a tyre ring support.The setting at inboard protruding peak and protruding peak, the outside prevent wheel rim in actual use procedure tire in the situation that pressure descend and break away from wheel rim suddenly.
As preferably, outer rim and inboard wheel rim be curved structure all, outer rim and cover tire ring support connection location round-corner transition, cover tire ring support and kerve sidewall connection location round-corner transition, inner tube of a tyre ring support and kerve sidewall connection location round-corner transition, inboard wheel rim and inner tube of a tyre ring support connection location round-corner transition, the width of rebate of kerve is greater than the bottom land width.Wheel rim is greater than the diameter of other position at the diameter of outer rim and inboard wheel rim.The connection location round-corner transition is connected the transition phase ratio and is difficult for existing the stress concentration phenomenon with right angle.
A kind of spinning process of automobile rim, after wheel rim flaring, before one-shot forming, carry out spin forming to wheel rim:
The first step: the clamping wheel rim, using the wheel rim clamping after enlarging to spinning machine in the rotation mandrel of wheel rim spinning mold, all fit with wheel rim axial width control setup in the two ends of wheel rim;
Second step: spinning wheel rim outside face, start rotation mandrel, rotation mandrel drives wheel rim and rotates, spinning wheel is to the feeding of wheel rim direction, at first spinning wheel is rolling out the positioning convex protruded to the wheel rim axis direction near the wheel rim midway location, positioning convex connects spacing in rotation mandrel, then respectively wheel rim inward turning nip and the outward turning nip of positioning convex both sides carried out to spinning, in spinning inward turning nip, the inner of wheel rim stretches out and outer end can not stretch out, in spinning outward turning nip, the outer end of wheel rim stretches out and the inner can not stretch out, with the wheel rim axial width control setup of wheel rim two ends laminatings in the process of wheel rim spinning along with the extension of wheel rim end is outwards slided, the spinning machine control setup detects and controls wheel rim axial width control setup, after wheel rim axial width control setup slippage arrives setting value, the spinning machine control setup sends instruction and stops the feed motion of spinning wheel and remove spinning wheel,
The 3rd step: unload wheel rim, spinning wheel is removed and made spinning wheel away from wheel rim, then stall rotation mandrel, unload the wheel rim after spinning from spinning machine.
The wheel rim blank of first step clamping on spinning machine is tubular structure, the thick centre portion of two end portions is thin, the wheel rim two ends are round table-like structure, and two rotation mandrels insert in wheel rim from the two ends of wheel rim as the wheel rim spinning mold, until the laminating of the end of wheel rim axial width control setup and wheel rim.Second step is not at once the spinning district to be carried out to spinning when wheel rim is carried out to spinning, but first at the midway location near wheel rim, by spinning wheel, roll out positioning convex, wheel rim thickness after the roll extrusion of roll extrusion position is constant, positioning convex connects spacing in rotation mandrel, the outward turning nip hour wheel rim in spinning wheel rim left side only can extend to the left and can not extend to the right, and the inward turning nip hour wheel rim on spinning wheel rim right side only can extend to the right and can not extend to the left.In the process of wheel rim spinning, positioning convex plays the effect of location, guarantees wheel rim spinning position accurately and reliably.Wheel rim is only that the outside face of bead seat and inner tube of a tyre ring support has outside carried out attenuate spinning, and does not carry out attenuate spinning in other positions, for whole spinning, and high efficiency.And the thick centre portion of two end portions is thin, the wheel rim two ends are round table-like structure, and with respect to the wheel rim of pure cylinder-like structure, spinning speed is fast, and the spin forming power needed is little.
Spinning machine is set the slippage of wheel rim axial width control setup, the rotating speed of rotation mandrel and feeding path and the amount of feeding of spinning wheel before starting.For specification, different wheel rims arranges different numerical value, makes spinning machine according to the numerical value work of setting, and degree of automation is high, high efficiency.
The wheel rim clamping carries out with unloading synchronously, at first two pawl dishes capture respectively the wheel rim after spinning and treat the wheel rim of spinning, after pawl dish clamping rim, the rotation mandrel be enclosed within wheel rim outwards reclaims from the two ends of wheel rim, rotation mandrel is separated with wheel rim, then mobile two catching plates make the wheel rim after spinning move to the blanking zone, make the wheel rim for the treatment of spinning move to the coaxial position with rotation mandrel, the rotation mandrel that treats spinning wheel rim both sides treats in the spinning wheel rim near being socketed in to wheel rim, realize the clamping that wheel rim spinning is front, finally mobile two chucks are to initial position, so repeatedly.The wheel rim that completes spinning unloads and treats that the wheel rim clamping of spinning synchronously carries out, and has improved work efficiency.
Coolant nozzle is set on spinning machine, and coolant nozzle regularly sprays refrigerant fluid to spinning wheel and carries out cooling.Spinning wheel can generate heat after using a period of time, realizes cooling of spinning wheel by spinning wheel is sprayed to refrigerant fluid, thereby prevents that the too fast wearing and tearing of spinning wheel from affecting the spinning degree of depth, guarantees the precision of spinning, extends the service life of spinning wheel.
Wheel rim is tyre rim, and wheel rim adopts cold forming process spinning.This spinning process can carry out cold forming process spinning to tyre rim, rather than needs the Heat forming spinning of heating, and spinning process is simple.
Spinning wheel has three, and three spinning wheels are separately positioned on top, the left side and the right of wheel rim also synchronously towards the wheel rim feeding.Three spinning wheels synchronously carry out spinning to wheel rim, the stress equalization of wheel rim, and spinning process is steadily reliable.
Compared with prior art, the beneficial effects of the utility model are: the weight of (1) wheel rim is lighter, has reduced car resistance, has reduced oil consumption; (2) intensity of automobile rim is better, not yielding, has met the driving requirement; (3) spinning process is suitable for the cold forming process spinning of wheel rim, and spinning process is simple.
The accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is wheel rim forming process diagram of circuit of the present utility model;
In figure: 1, cover tire ring support, 2, inner tube of a tyre ring support, 3, kerve, 4, outer rim, 5, inboard wheel rim, 6, the outward turning nip, 7, inward turning nip, 8, protruding peak, the outside, 9, inboard protruding peak, 10, positioning convex, 11, wheel rim blank, 12, spin forming, 13, one-shot forming, 14, post forming, 15, three moulding.
The specific embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: a kind of automobile rim (referring to accompanying drawing 1), comprise cover tire ring support 1, inner tube of a tyre ring support 2, be arranged on kerve 3 between inner tube of a tyre ring support and cover tire ring support, be connected to cover tire ring support end outer rim 4, be connected to the inboard wheel rim 5 of inner tube of a tyre ring support end, the cover tire ring support is as the short shoulder bead seat, and inner tube of a tyre ring support is as the long shoulder bead seat.The outside face of cover tire ring support and inner tube of a tyre ring support is respectively equipped with outward turning nip 6 and inward turning nip 7, the outward turning nip extends to the connection location of cover tire ring support and kerve from the connection location of cover tire ring support and outer rim, the inward turning nip extends to the connection location of inner tube of a tyre ring support and kerve from the connection location of inner tube of a tyre ring support and inboard wheel rim.Outer rim, inboard wheel rim, kerve three's consistency of thickness, the thickness of automobile rim outward turning nip and internal rolling zone position is the 50%-75% of other position thickness of automobile rim.In the present embodiment, the thickness of automobile rim outward turning nip and internal rolling zone position is 60% of other position thickness of automobile rim.Outer rim and inboard wheel rim be curved structure all, and the outer rim of arcuate structure and the outside face of inboard wheel rim protrude towards the outside of wheel rim.Outer rim and cover tire ring support connection location round-corner transition, cover tire ring support and kerve sidewall connection location round-corner transition, inner tube of a tyre ring support and kerve sidewall connection location round-corner transition, inboard wheel rim and inner tube of a tyre ring support connection location round-corner transition, the automobile rim outward turning nip two ends axial along wheel rim are round-corner transition, and the automobile rim inward turning nip two ends axial along wheel rim are round-corner transition.The width of rebate of kerve is greater than the bottom land width, and the two side of kerve is obliquely installed.Wheel rim is greater than the diameter of other position at the diameter of outer rim and inboard wheel rim.Be provided with the protruding peak 8, the outside of arc on the cover tire ring support near the connection location with kerve, the close protruding peak 9, inboard that is provided with arc with inboard wheel rim connection location on inner tube of a tyre ring support.Protruding peak, the outside and inboard protruding peak all protrude from the outside face of wheel rim.
A kind of spinning process of automobile rim, after wheel rim flaring, before one-shot forming, carry out spin forming (referring to accompanying drawing 2) to wheel rim.Wheel rim is tyre rim, and wheel rim adopts cold forming process spinning.
The first step: clamping wheel rim, on using wheel rim blank 11 clampings after enlarging to spinning machine in the rotation mandrel of wheel rim spinning mold, the wheel rim blank is tubular structure, the thick centre portion of two end portions is thin, the wheel rim two ends are round table-like structure, two rotation mandrels insert in wheel rim from the two ends of wheel rim as the wheel rim spinning mold, until the laminating of the end of wheel rim axial width control setup and wheel rim.Wheel rim axial width control setup comprises the slidably slip ring be connected in rotation mandrel, and the two ends of wheel rim blank are fitted in respectively the end of two slip rings.
Second step: spinning wheel rim outside face carries out spin forming 12 to wheel rim, adopts spinning wheel to carry out surperficial spinning to wheel rim, and spinning wheel has three, and three spinning wheels are separately positioned on top, the left side and the right of wheel rim also synchronously towards the wheel rim feeding.Spinning machine is set the slippage of wheel rim axial width control setup, the rotating speed of rotation mandrel and feeding path and the amount of feeding of spinning wheel before starting.Then start rotation mandrel, rotation mandrel drives wheel rim and rotates, spinning wheel is to the feeding of wheel rim direction, at first spinning wheel is rolling out the positioning convex 10 protruded to the wheel rim axis direction near the wheel rim midway location, positioning convex connects spacing in rotation mandrel, then respectively wheel rim inward turning nip and the outward turning nip of positioning convex both sides carried out to spinning, in spinning inward turning nip, the inner of wheel rim stretches out and outer end can not stretch out, in spinning outward turning nip, the outer end of wheel rim stretches out and the inner can not stretch out, with the slip ring of the wheel rim axial width control setup of wheel rim two ends laminatings in the process of wheel rim spinning along with the extension of wheel rim end is outwards slided, the spinning machine control setup detects and controls wheel rim axial width control setup, after the slippage of the slip ring of wheel rim axial width control setup arrives setting value, the spinning machine control setup sends instruction and stops the feed motion of spinning wheel and remove spinning wheel.When wheel rim is carried out to spinning, not at once the spinning district to be carried out to spinning, but first at the midway location near wheel rim, by spinning wheel, roll out positioning convex, wheel rim thickness after the roll extrusion of roll extrusion position is constant, positioning convex connects spacing in rotation mandrel, the outward turning nip hour wheel rim in spinning wheel rim left side only can extend to the left and can not extend to the right, and the inward turning nip hour wheel rim on spinning wheel rim right side only can extend to the right and can not extend to the left.In the process of wheel rim spinning, positioning convex plays the effect of location, guarantees wheel rim spinning position accurately and reliably.Wheel rim is only that the outside face of bead seat and inner tube of a tyre ring support has outside carried out attenuate spinning, and does not carry out attenuate spinning in other positions, for whole spinning, and high efficiency.Coolant nozzle is set on spinning machine, and coolant nozzle regularly sprays refrigerant fluid to spinning wheel and carries out cooling.Spinning wheel can generate heat after using a period of time, realizes cooling of spinning wheel by spinning wheel is sprayed to refrigerant fluid, thereby prevents that the too fast wearing and tearing of spinning wheel from affecting the spinning degree of depth, guarantees the precision of spinning, extends the service life of spinning wheel.
The 3rd step: unload wheel rim, spinning wheel is removed and made spinning wheel away from wheel rim, then stall rotation mandrel, unload the wheel rim after spinning from spinning machine.The wheel rim clamping carries out with unloading synchronously, at first two pawl dishes capture respectively the wheel rim after spinning and treat the wheel rim of spinning, after pawl dish clamping rim, the rotation mandrel be enclosed within wheel rim outwards reclaims from the two ends of wheel rim, rotation mandrel is separated with wheel rim, then mobile two catching plates make the wheel rim after spinning move to the blanking zone, make the wheel rim for the treatment of spinning move to the coaxial position with rotation mandrel, the rotation mandrel that treats spinning wheel rim both sides treats in the spinning wheel rim near being socketed in to wheel rim, realize the clamping that wheel rim spinning is front, finally mobile two chucks are to initial position, so repeatedly.The wheel rim that completes spinning unloads and treats that the wheel rim clamping of spinning synchronously carries out, and has improved work efficiency.
Once carry out one-shot forming 13, post forming 14, three moulding 15 and expanding finishing after the wheel rim spin forming completes and determine that thereby the rim contour size processes qualified circular rim product.Outward turning nip after wheel rim spinning extends to the connection location of cover tire ring support and kerve from the connection location of cover tire ring support and outer rim, the inward turning nip extends to the connection location of inner tube of a tyre ring support and kerve from the connection location of inner tube of a tyre ring support and inboard wheel rim.
Above-described embodiment is a kind of preferably scheme of the present utility model, not the utility model is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (5)
1. an automobile rim, comprise cover tire ring support (1), inner tube of a tyre ring support (2), be arranged on the kerve (3) between inner tube of a tyre ring support and cover tire ring support, be connected to the outer rim (4) of cover tire ring support end, be connected to the inboard wheel rim (5) of inner tube of a tyre ring support end, it is characterized in that, be respectively equipped with outward turning nip (6) and inward turning nip (7) on cover tire ring support and inner tube of a tyre ring support, the outward turning nip extends to the connection location of cover tire ring support and kerve from the connection location of cover tire ring support and outer rim, the inward turning nip extends to the connection location of inner tube of a tyre ring support and kerve from the connection location of inner tube of a tyre ring support and inboard wheel rim.
2. automobile rim according to claim 1, is characterized in that, outer rim, inboard wheel rim, kerve three's consistency of thickness, and the thickness of automobile rim outward turning nip and internal rolling zone position is the 50%-75% of other position thickness of automobile rim.
3. automobile rim according to claim 1, is characterized in that, is provided with the protruding peak, the outside (8) of arc on the cover tire ring support near the connection location with kerve, the close protruding peak, inboard (9) that is provided with arc with inboard wheel rim connection location on inner tube of a tyre ring support.
4. according to claim 1 or 2 or 3 described automobile rims, it is characterized in that, outer rim and inboard wheel rim be curved structure all, outer rim and cover tire ring support connection location round-corner transition, cover tire ring support and kerve sidewall connection location round-corner transition, inner tube of a tyre ring support and kerve sidewall connection location round-corner transition, inboard wheel rim and inner tube of a tyre ring support connection location round-corner transition, the width of rebate of kerve is greater than the bottom land width.
5. according to claim 1 or 2 or 3 described automobile rims, it is characterized in that, wheel rim is greater than the diameter of other position at the diameter of outer rim and inboard wheel rim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203331628U CN203318025U (en) | 2013-06-08 | 2013-06-08 | Automobile rim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203331628U CN203318025U (en) | 2013-06-08 | 2013-06-08 | Automobile rim |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203318025U true CN203318025U (en) | 2013-12-04 |
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ID=49657410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203331628U Expired - Lifetime CN203318025U (en) | 2013-06-08 | 2013-06-08 | Automobile rim |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203318025U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448466A (en) * | 2013-06-08 | 2013-12-18 | 浙江金固股份有限公司 | Car rim and spinning process thereof |
| CN108482009A (en) * | 2018-05-25 | 2018-09-04 | 无锡市凯圣机械制造有限公司 | A kind of spoke wheel and wheel rim |
| CN115091142A (en) * | 2022-07-18 | 2022-09-23 | 金峰 | Manufacturing method of engineering steel ring part |
-
2013
- 2013-06-08 CN CN2013203331628U patent/CN203318025U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448466A (en) * | 2013-06-08 | 2013-12-18 | 浙江金固股份有限公司 | Car rim and spinning process thereof |
| CN103448466B (en) * | 2013-06-08 | 2015-08-19 | 浙江金固股份有限公司 | Automobile rim and spinning process thereof |
| CN108482009A (en) * | 2018-05-25 | 2018-09-04 | 无锡市凯圣机械制造有限公司 | A kind of spoke wheel and wheel rim |
| CN115091142A (en) * | 2022-07-18 | 2022-09-23 | 金峰 | Manufacturing method of engineering steel ring part |
| CN115091142B (en) * | 2022-07-18 | 2024-01-12 | 金峰 | Manufacturing method of engineering steel ring parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
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| CX01 | Expiry of patent term |