CN204354717U - External upset (EU) formula punching press sclerosis wheel - Google Patents
External upset (EU) formula punching press sclerosis wheel Download PDFInfo
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- CN204354717U CN204354717U CN201420713487.3U CN201420713487U CN204354717U CN 204354717 U CN204354717 U CN 204354717U CN 201420713487 U CN201420713487 U CN 201420713487U CN 204354717 U CN204354717 U CN 204354717U
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- spoke
- liner plate
- wheel
- wheel rim
- punching press
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Abstract
The utility model relates to wheel.A kind of external upset (EU) formula punching press sclerosis wheel, comprise wheel rim and spoke, described spoke is provided with bolt hole, 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 connected with liner plate, described liner plate is positioned at the outside 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 that steel is made.The utility model provides a kind of intensity high and lightweight external upset (EU) formula punching press sclerosis wheel, solves the problem of existing steel wheel Heavy Weight.
Description
Technical field
The utility model relates to wheel, particularly relates to a kind of external upset (EU) formula punching press sclerosis 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: make wheel with steel, can only the intensity of wheel be improved by the thickness increasing wheel rim and 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 a kind of intensity high and lightweight external upset (EU) formula punching press sclerosis wheel, solves the problem of existing steel wheel Heavy Weight.
The external upset (EU) formula punching press sclerosis wheel that second object of the present utility model is intended to provide further the Joint strenght of a kind of wheel rim and spoke good, 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 the position sclerosis of the external upset (EU) formula punching press accurately wheel providing a kind of valve port 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 external upset (EU) formula punching press sclerosis wheel, comprise wheel rim and spoke, described spoke is provided with bolt hole, 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 connected with liner plate, described liner plate is positioned at the outside 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 that steel is made.The parts forming wheel are all done by steel, wheel material 100% can be made to be converted into martensite by the mode of drop stamping, 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.Liner plate is positioned at outside, easy to make.
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, 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 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 this structural relation can make valve port make.Achieve the 3rd goal of the invention.
As preferably, described liner plate is circular, and described liner plate side face is be the conical surface of miner diameter end away from one end of spoke.Liner plate can be made to have mild transition at liner plate and the transition position of spoke end wall be connected.
As preferably, the outside face of described spoke perisporium is provided with inside recess and outer lug, and described inside recess and outer lug are alternately distributed along spoke circumference, and the position of the corresponding inside recess of described spoke inside face is internal projection, the position of corresponding outer lug is outer pit.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, described wheel rim, spoke and liner plate are all through drop stamping.Do not need to improve weight and realize the raising of wheel strength.
As preferably, described spoke end wall and liner plate form integrative-structure through described drop stamping.
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, described wheel rim and spoke are all the steel structure through drop stamping, and spoke is the integrative-structure that described spoke end wall and liner plate are 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.
The utility model has following advantage: spoke is set to the tubular construction be made up of perisporium and end wall, and liner plate is set at spoke end wall outer face, thus the reduction of wheel weight can be realized when ensureing wheel strength, requirement of strength can be met to economize mode.
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: 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, liner plate 3, liner plate portion centre hole 31, liner plate side face 32, 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 external upset (EU) formula punching press sclerosis wheel, 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 is also provided with liner plate 3.Liner plate 3 is made for steel.Liner plate 3 hardens through bakingout process.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.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.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 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.Liner plate 3 is positioned at the outside in the space that spoke 2 surrounds.Spoke end wall 21 and liner plate 3 for through bakingout process time and form integrative-structure.The interior outer face of air holes 223 is concordant with the surfaces externally and internally of spoke perisporium 22, and also namely air holes 223 is not provided with flange.Liner plate side face 32 is be the conical surface of miner diameter end away from one end of spoke.
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, 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. an external upset (EU) formula punching press sclerosis wheel, comprise wheel rim and spoke, described spoke is provided with bolt hole, 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 connected with liner plate, described liner plate is positioned at the outside 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 that steel is made.
2. external upset (EU) formula punching press sclerosis wheel according to claim 1, it is characterized in that, be interference fit between described spoke perisporium and described wheel rim.
3. external upset (EU) formula punching press sclerosis wheel according to claim 2, it is characterized in that, the magnitude of interference between described spoke perisporium and described wheel rim is 0.5 millimeter to 2.5 millimeters.
4. the external upset (EU) formula punching press sclerosis wheel according to claim 1 or 2 or 3, 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.
5. the external upset (EU) formula punching press sclerosis 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.
6. the external upset (EU) formula punching press sclerosis wheel according to claim 1 or 2 or 3, it is characterized in that, described liner plate be circle, and described liner plate side face is be the conical surface of miner diameter end away from one end of spoke.
7. the external upset (EU) formula punching press sclerosis 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, and the position of the corresponding inside recess of described spoke inside face is internal projection, the position of corresponding outer lug is outer pit.
8. the external upset (EU) formula punching press sclerosis wheel according to claim 1 or 2 or 3, it is characterized in that, described wheel rim, spoke and liner plate are all through drop stamping.
9. external upset (EU) formula punching press sclerosis wheel according to claim 8, it is characterized in that, described spoke end wall and liner plate form integrative-structure through described drop stamping.
10. the external upset (EU) formula punching press sclerosis 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713487.3U CN204354717U (en) | 2014-11-25 | 2014-11-25 | External upset (EU) formula punching press sclerosis wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713487.3U CN204354717U (en) | 2014-11-25 | 2014-11-25 | External upset (EU) formula punching press sclerosis wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204354717U true CN204354717U (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420713487.3U Active CN204354717U (en) | 2014-11-25 | 2014-11-25 | External upset (EU) formula punching press sclerosis wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204354717U (en) |
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2014
- 2014-11-25 CN CN201420713487.3U patent/CN204354717U/en active Active
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