CN204354720U - If the drop stamping wheel opened in interior pad air holes - Google Patents
If the drop stamping wheel opened in interior pad air holes Download PDFInfo
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- CN204354720U CN204354720U CN201420712141.1U CN201420712141U CN204354720U CN 204354720 U CN204354720 U CN 204354720U CN 201420712141 U CN201420712141 U CN 201420712141U CN 204354720 U CN204354720 U CN 204354720U
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- wheel
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Abstract
The utility model relates to wheel.A kind of drop stamping wheel establishing interior of interior pad air holes, comprise wheel rim and spoke, spoke is provided with bolt hole and air holes, spoke comprises spoke end wall and spoke perisporium, spoke end wall is connected to one end of spoke perisporium, spoke perisporium and spoke end wall are structure as a whole, the other end of spoke perisporium to be located in wheel rim and with wheel rim weld together, spoke end wall is provided with liner plate, liner plate is positioned at the inside in the space that spoke surrounds, bolt hole runs through described spoke end wall and liner plate simultaneously, wheel rim, spoke and liner plate are all steel structure, the punching of spoke perisporium is provided with the convex closure of some interior volume projections surrounded towards spoke, convex closure distributes along the circumference of spoke, the top of each convex closure is provided with air holes.The utility model provides the drop stamping wheel establishing interior of interior pad air holes 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 drop stamping wheel establishing interior of interior pad air holes.
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 drop stamping wheel establishing interior of interior pad air holes 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 the drop stamping wheel establishing interior of interior pad air holes providing the Joint strenght of a kind of wheel rim and spoke good 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 to establish the drop stamping wheel opened in interior pad air holes accurately 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 drop stamping wheel establishing interior of interior pad air holes, 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 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, described spoke end wall is provided with liner plate, described liner plate is positioned at the inside in the space that spoke surrounds, described bolt hole runs through described spoke end wall and liner plate simultaneously, described wheel rim, spoke and liner plate are all steel structure, 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, described in each, the top of convex closure is provided with described air holes.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 the windage in wheels travel process is little.The parts forming wheel are all made by steel structure and steel, wheel material 100% can be made to be converted into martensite by hot-cured mode, thus can in the mode of not gaining in weight to realize the raising of intensity.Liner plate is set, makes the intensity of wheel meet load-carrying and installation requirement, and weight is for state thickeies, then lightweight.
As preferably, described convex closure is the taper that the large free end of coupling end is little, 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.Better to the castering action of the antifatigue effect of wheel.
As preferably, be interference fit between described spoke perisporium and described wheel rim, 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.Achieve second goal of the invention.
As preferably, described wheel rim is provided with plane, the valve port that described plane is provided with laser beam cutting and is formed.Arrange plane and in the plane laser beam cutting formed valve port.It is convenient and positional precision is high when valve port makes.Achieve the 3rd goal of the invention.
As preferably, the outside face stating 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, liner plate and spoke are all the steel structure through drop stamping, and described spoke end wall and liner plate are the integrative-structure formed through described drop stamping.Wheel is done by steel and through drop stamping after 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.
As preferably, the center of described spoke end wall is provided with disc portion centre hole, and the center of described liner plate is provided with liner plate portion centre hole, and the aperture of described liner plate portion centre hole is greater than the aperture of described disc portion centre hole.Work capacity when offering wheel center hole can be saved.When centre hole is offered in this design, only need to start on spoke end face centre hole namely complete whole centre hole perforate operation, without the need to continuing punching on liner plate again.
As preferably, described liner plate is circular.Stiffening effect is good.
The utility model has following advantage: spoke is set to the tubular construction that is made up of perisporium and end wall and arranges liner plate at spoke end wall inner end surface, 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 convex, windage during traveling is little; For steel structure, be convenient to improve intensity by drop stamping.
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, liner plate 3, liner plate portion centre hole 31, gas spring chamber 33.
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 drop stamping wheel establishing interior of interior pad air holes, comprises wheel rim 1 and spoke 2.
Wheel rim 1 is made for steel.Wheel rim 1 hardens through drop stamping.
Spoke 2 is made for steel.Spoke 2 hardens through drop stamping.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.
Also comprise liner plate 3.Liner plate 3 is positioned at the inside in the space that spoke 2 surrounds.Liner plate 3 is made for steel.Liner plate 3 hardens through bakingout process.Spoke end wall 21 and liner plate 3 for through bakingout process time and form integrative-structure.Liner plate 3 is circular.The center of liner plate 3 is provided with liner plate portion centre hole 31.The aperture of liner plate portion centre hole 31 is greater than the aperture of disc portion centre hole 211.Liner plate portion centre hole 31 aligns with disc portion centre hole 211.Bolt hole 212 runs through liner plate 3.
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.Valve port 13 is formed for the method by laser beam cutting, and make the flush with outer surface of outer end with wheel rim 1 in valve 13 hole, 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, between spoke end wall 21 and liner plate 3, be provided with gas spring chamber 33.Air pressure in gas spring chamber 33 is more than 1.5 standard atmospheres.
Claims (10)
1. establish the drop stamping wheel opened in interior pad air holes for one kind, 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 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, described spoke end wall is provided with liner plate, described liner plate is positioned at the inside in the space that spoke surrounds, described bolt hole runs through described spoke end wall and liner plate simultaneously, described wheel rim, spoke and liner plate are all steel structure, 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, described in each, the top of convex closure is provided with described air holes.
2. the drop stamping wheel establishing interior of interior pad air holes according to claim 1, it is characterized in that, described convex closure is the taper that the large free end of coupling end is little, 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.
3. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, it is characterized in that, be interference fit between described spoke perisporium and described wheel rim, and the magnitude of interference between described spoke perisporium and described wheel rim is 0.5 millimeter to 2.5 millimeters.
4. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, it is characterized in that, described wheel rim is provided with plane, the valve port that described plane is provided with laser beam cutting and is formed.
5. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, 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.
6. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, is characterized in that, be provided with gas spring chamber between described spoke end wall and liner plate.
7. the drop stamping wheel establishing interior of interior pad air holes according to claim 6, it is characterized in that, the air pressure in described gas spring is more than 1.5 standard atmospheres.
8. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, it is characterized in that, described wheel rim, liner plate and spoke are all the steel structure through drop stamping, and described spoke end wall and liner plate are the integrative-structure formed through described drop stamping.
9. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, it is characterized in that, the center of described spoke end wall is provided with disc portion centre hole, and the center of described liner plate is provided with liner plate portion centre hole, and the aperture of described liner plate portion centre hole is greater than the aperture of described disc portion centre hole.
10. the drop stamping wheel establishing interior of interior pad air holes according to claim 1 and 2, it is characterized in that, described liner plate is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712141.1U CN204354720U (en) | 2014-11-25 | 2014-11-25 | If the drop stamping wheel opened in interior pad air holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420712141.1U CN204354720U (en) | 2014-11-25 | 2014-11-25 | If the drop stamping wheel opened in interior pad air holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204354720U true CN204354720U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420712141.1U Active CN204354720U (en) | 2014-11-25 | 2014-11-25 | If the drop stamping wheel opened in interior pad air holes |
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| CN (1) | CN204354720U (en) |
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- 2014-11-25 CN CN201420712141.1U patent/CN204354720U/en active Active
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