CN204354715U - Spoke thinning formula thermoforming wheel - Google Patents
Spoke thinning formula thermoforming wheel Download PDFInfo
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- CN204354715U CN204354715U CN201420712172.7U CN201420712172U CN204354715U CN 204354715 U CN204354715 U CN 204354715U CN 201420712172 U CN201420712172 U CN 201420712172U CN 204354715 U CN204354715 U CN 204354715U
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- spoke
- wheel
- perisporium
- wheel rim
- end wall
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Abstract
The utility model relates to wheel.A kind of spoke thinning formula thermoforming wheel, comprise wheel rim and spoke, described spoke is provided with bolt hole and air holes, described spoke comprises spoke end wall and spoke perisporium, described bolt hole is arranged at described spoke end wall, described spoke end wall is connected to one end of spoke perisporium, described spoke perisporium and spoke end wall are structure as a whole, the other end of described spoke perisporium to be located in described wheel rim and with described wheel rim weld together, one end that the thickness of described spoke perisporium connects from same spoke end wall reduces gradually to the other end, the punching of described spoke perisporium is provided with the convex closure of some interior volume projections surrounded towards spoke, described convex closure distributes along the circumference of spoke, the top of convex closure described in each is provided with described air holes.The utility model provides the spoke thinning formula thermoforming wheel that a kind of intensity is high, lightweight, antifatigue is effective, solves existing wheel Heavy Weight, fatigable problem.
Description
Technical field
The utility model relates to wheel, particularly relates to a kind of spoke thinning formula thermoforming wheel.
Background technology
Wheel comprises wheel rim and spoke, with the outside face of spoke border with list catenation in the installation spoke position of wheel rim, spoke and wheel rim is formed a whole by the mode of welding.All be provided with wheel rim at the axial two ends of wheel rim, the axial two ends of installing tire during tire are connected to together with wheel rim; In wheel rim, being also provided with valve port, for passing through for valve during mounting tyre, valve port being that convex arises from the inside face of wheel rim.Spoke is provided with the bolt hole of centre hole and centrally hole circumference distribution, Chinese Patent Application No. be 991070496, publication date be December 15 in 1999 day, be called in the patent documentation of " wheel for vehicle " and disclose a kind of wheel.Wheel in this patent document comprises wheel rim and is welded on the spoke on wheel rim, and spoke is plank frame, links together with wheel rim with the version of one.
Existing wheel has the following disadvantages: improve the intensity of wheel by the thickness increasing spoke and make intensity reach requirement, so can cause the heavier-weight of wheel, the Heavy Weight of wheel then can increase the oil consumption of automobile; The Joint strenght of the weld nugget of spoke and wheel rim is poor; Easily skew is produced during valve port perforate.
Utility model content
First object of the present utility model aims to provide the spoke thinning formula thermoforming wheel that a kind of intensity is high, lightweight, antifatigue is effective, solves existing wheel Heavy Weight, fatigable problem.
Second object of the present utility model is intended to provide the spoke thinning formula thermoforming that the Joint strenght of a kind of wheel rim and spoke is good wheel further, solves the problem of the Joint strenght difference between existing rim for automobile wheel and spoke.
3rd object of the present utility model is intended to provide a kind of position of valve port thinning formula thermoforming of spoke accurately wheel further, easily produces the problem of skew when solving existing wheel valve hole perforate.
Above technical matters is solved by following technical proposal: a kind of spoke thinning formula thermoforming wheel, comprise wheel rim and spoke, described spoke is provided with bolt hole and air holes, described spoke comprises spoke end wall and spoke perisporium, described bolt hole is arranged at described spoke end wall, described spoke end wall is connected to one end of spoke perisporium, described spoke perisporium and spoke end wall are structure as a whole, the other end of described spoke perisporium to be located in described wheel rim and with described wheel rim weld together, one end that the thickness of described spoke perisporium connects from same spoke end wall reduces gradually to the other end, the punching of described spoke perisporium is provided with the convex closure of some interior volume projections surrounded towards spoke, described convex closure distributes along the circumference of spoke, the top of convex closure described in each is provided with described air holes.By spoke perisporium is designed to thinned structure, the weight when meeting requirement of strength can be made to be effectively reduced, convex closure is set and beneficial effect air holes being arranged at the top of convex closure is: can ensure that wheel has the good High Cycle Fatigue life-span.Convex closure is towards the internal protrusion of spoke, and windage during wheel walking is little.
As preferably, described convex closure is the taper that the large free end of coupling end is little.Antifatigue better effects if.
As preferably, each convex closure is only provided with a described air holes, the aperture area of described air holes is equal with the aperture area of the free end of described convex closure.Fanning effect and antifatigue effect can be improved.
As preferably, be interference fit between described spoke perisporium and described wheel rim.Joint strenght when wheel rim and wheel rim weld together can be made.Achieve second goal of the invention.
As preferably, the magnitude of interference between described spoke perisporium and described wheel rim is 0.5 millimeter to 2.5 millimeters.Too little interference fit can cause the premature failure of attachment weld, and too large interference fit can cause assembling difficulty and cause wheel rim bead seat relative to the radial runout in wheel center hole.
As preferably, described wheel rim is provided with plane, and described plane is provided with valve port, and the outer end of described valve port is with the flush with outer surface of described wheel rim, and the inner of described valve port is concordant with the inside face of described wheel rim.It is convenient and positional precision is high when valve port in this structural relation makes.Achieve the 3rd goal of the invention.
As preferably, the outside face of described spoke perisporium is provided with inside recess and outer lug, described inside recess and outer lug are alternately distributed along spoke circumference, the position of the corresponding inside recess of described spoke inside face is internal projection, the position of corresponding outer lug is outer pit, and inside recess described in each and outer lug are respectively provided with a described convex closure.Can overcome spoke lack lateral stiffness thus produce the defect of amount of deflection, what this defect can be interfered drg or be caused instability when turning round turns to sense.
As preferably, between described spoke end wall and liner plate, be provided with gas spring chamber.The intensity of wheel can be increased when not gaining in weight.
As preferably, the air pressure in described gas spring is more than 1.5 standard atmospheres.Resistance to compression is slow shake effective.
As preferably, described wheel rim and spoke are all through hot formed steel structure.Wheel is done by steel and after thermoforming instantaneous cooling, and its material 100% can be converted into martensite, and its tensile strength brings up to 1300MPa ~ 1500MPa, thus can in the mode of not gaining in weight to realize the raising of intensity; Namely, under the requirement meeting wheel strength, the thickness of wheel blanks material can be reduced to realize the reduction of wheel weight.
The utility model has following advantage: spoke is set to the tubular construction be made up of perisporium and end wall, spoke perisporium is designed to thinned structure, thus the reduction of wheel weight can be realized when ensureing wheel strength, requirement of strength can be met to economize mode; Convex closure is set and air holes is started from the top of convex closure, antifatigue effect can be improved; Convex closure is towards the internal protrusion of spoke, and windage during wheel walking is little.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model embodiment one.
Fig. 2 is A-A cross-sectional schematic of Fig. 1.
The close-up schematic view at the B place of Fig. 3 Fig. 2.
The close-up schematic view at the C place of Fig. 4 Fig. 2.
Fig. 5 is the partial schematic diagram of the utility model embodiment two.
In figure: the free end 2241 of wheel rim 1, weld seam 11, plane 12, valve port 13, spoke 2, spoke end wall 21, disc portion centre hole 211, bolt hole 212, spoke perisporium 22, inside recess 221, outer lug 222, air holes 223, convex closure 224, convex closure, gas spring chamber 23.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
Embodiment one, see Fig. 1, a kind of spoke thinning formula thermoforming wheel, comprises wheel rim 1 and spoke 2.
Wheel rim 1 is made for steel.Wheel rim 1 hardens through thermoforming.
Spoke 2 is made for steel.Spoke 2 hardens through thermoforming.Spoke 2 comprises spoke end wall 21 and spoke perisporium 22.Spoke end wall 21 is provided with disc portion centre hole 211 and bolt hole 212.Disc portion centre hole 211 is positioned at the center of spoke end wall 21.Bolt hole 212 has multiple.Bolt hole 212 is looped around the surrounding of disc portion centre hole 212.Spoke end wall 21 links together with one end of spoke perisporium 22.The other end of spoke perisporium 22 to be located in wheel rim 1 and to link together with wheel rim 1.The outside face of spoke perisporium 22 is provided with inside recess 221 and outer lug 222.Inside recess 221 and outer lug 22 are alternately distributed along spoke 2 circumference.Inside recess 221 and outer lug 22 are all stamping forming.The position of the corresponding inside recess 221 of spoke 2 inside face is internal projection (being also that inside recess 221 is for being formed towards spoke is inner along exhibition while of spoke perisporium surfaces externally and internally).The position of the corresponding outer lug 22 of spoke 2 inside face is outer pit (being also that outer lug 222 is for the mode that spoke perisporium surfaces externally and internally stretches towards spoke outside and formed as passed through punching press is along exhibition simultaneously).Each inside recess 221 and outer lug 222 place are respectively provided with the convex closure 224 projecting through impact style towards spoke inside (namely in figure vertical paper inwards) and process.The top of each convex closure 224 is respectively provided with an air holes 223.
See Fig. 2, spoke perisporium 22 and spoke end wall 21 are structure as a whole.Spoke end wall 21 is positioned at the outside of wheel rim 1.Convex closure 224 is the taper that the large free end of coupling end is little.The aperture area of air holes 223 is with the free end 2241(also i.e. free end of convex closure) aperture area equal, also namely convex closure is the full open designs in two ends.The thickness of spoke perisporium 22 reduces gradually from one end that same spoke end wall connects to the other end (namely in the figure for reducing gradually from left to right).
See Fig. 3, be interference fit between spoke perisporium 22 and wheel rim 1.The magnitude of interference between spoke perisporium and described wheel rim is 0.5 millimeter to 2.5 millimeters.Linked together by the mode of welding between spoke perisporium 22 and wheel rim 1.Weld seam 11 is between the outer peripheral face and wheel rim 1 inner peripheral surface of spoke perisporium 22.
See Fig. 4, wheel rim 1 is provided with plane 12.Plane 12 is provided with valve port 13.The outer end in valve 13 hole is with the flush with outer surface of wheel rim 1, and the inner of valve port 13 is concordant with the inside face of wheel rim 1.
Embodiment two, the difference with embodiment one is:
See Fig. 5, in spoke end wall, be provided with gas spring chamber 23.Air pressure in gas spring chamber 23 is more than 1.5 standard atmospheres.Gas spring chamber 23 is the string configuration extended along spoke end wall radial direction, and this structure more effectively can carry out that resistance to compression is slow shakes.
Claims (10)
1. a spoke thinning formula thermoforming wheel, comprise wheel rim and spoke, described spoke is provided with bolt hole and air holes, it is characterized in that, described spoke comprises spoke end wall and spoke perisporium, described bolt hole is arranged at described spoke end wall, described spoke end wall is connected to one end of spoke perisporium, described spoke perisporium and spoke end wall are structure as a whole, the other end of described spoke perisporium to be located in described wheel rim and with described wheel rim weld together, one end that the thickness of described spoke perisporium connects from same spoke end wall reduces gradually to the other end, the punching of described spoke perisporium is provided with the convex closure of some interior volume projections surrounded towards spoke, described convex closure distributes along the circumference of spoke, the top of convex closure described in each is provided with described air holes.
2. spoke according to claim 1 thinning formula thermoforming wheel, is characterized in that, described convex closure is the taper that the large free end of coupling end is little.
3. spoke according to claim 2 thinning formula thermoforming wheel, is characterized in that, each convex closure is only provided with a described air holes, and the aperture area of described air holes is equal with the aperture area of the free end of described convex closure.
4. spoke according to claim 1 and 2 thinning formula thermoforming wheel, is characterized in that, is interference fit between described spoke perisporium and described wheel rim.
5. spoke according to claim 4 thinning formula thermoforming wheel, is characterized in that, the magnitude of interference between described spoke perisporium and described wheel rim is 0.5 millimeter to 2.5 millimeters.
6. the spoke thinning formula thermoforming wheel according to claim 1 or 2 or 3, it is characterized in that, described wheel rim is provided with plane, and described plane is provided with valve port, the outer end of described valve port is with the flush with outer surface of described wheel rim, and the inner of described valve port is concordant with the inside face of described wheel rim.
7. the spoke thinning formula thermoforming wheel according to claim 1 or 2 or 3, it is characterized in that, the outside face of described spoke perisporium is provided with inside recess and outer lug, described inside recess and outer lug are alternately distributed along spoke circumference, the position of the corresponding inside recess of described spoke inside face is internal projection, the position of corresponding outer lug is outer pit, and inside recess described in each and outer lug are respectively provided with a described convex closure.
8. the spoke thinning formula thermoforming wheel according to claim 1 or 2 or 3, is characterized in that, be provided with gas spring chamber between described spoke end wall and liner plate.
9. spoke according to claim 8 thinning formula thermoforming wheel, is characterized in that, the air pressure in described gas spring is more than 1.5 standard atmospheres.
10. the spoke thinning formula thermoforming wheel according to claim 1 or 2 or 3, is characterized in that, described wheel rim and spoke are all through hot formed steel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712172.7U CN204354715U (en) | 2014-11-25 | 2014-11-25 | Spoke thinning formula thermoforming wheel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712172.7U CN204354715U (en) | 2014-11-25 | 2014-11-25 | Spoke thinning formula thermoforming wheel |
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| CN204354715U true CN204354715U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420712172.7U Active CN204354715U (en) | 2014-11-25 | 2014-11-25 | Spoke thinning formula thermoforming wheel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385939A (en) * | 2019-08-13 | 2019-10-29 | 武汉理工大学 | A kind of change attribute wheel |
| WO2020258742A1 (en) * | 2019-06-28 | 2020-12-30 | 浙江金固股份有限公司 | Wheel and wheel manufacturing method |
-
2014
- 2014-11-25 CN CN201420712172.7U patent/CN204354715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258742A1 (en) * | 2019-06-28 | 2020-12-30 | 浙江金固股份有限公司 | Wheel and wheel manufacturing method |
| CN110385939A (en) * | 2019-08-13 | 2019-10-29 | 武汉理工大学 | A kind of change attribute wheel |
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