CN103465960B - A kind of lightweight steering swivel - Google Patents
A kind of lightweight steering swivel Download PDFInfo
- Publication number
- CN103465960B CN103465960B CN201310433464.7A CN201310433464A CN103465960B CN 103465960 B CN103465960 B CN 103465960B CN 201310433464 A CN201310433464 A CN 201310433464A CN 103465960 B CN103465960 B CN 103465960B
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- Prior art keywords
- steering swivel
- skeleton
- wheel shaft
- lightweight
- panel
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- 239000000725 suspension Substances 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000005728 strengthening Methods 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 2
- 238000005255 carburizing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 229910001095 light aluminium alloy Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of lightweight steering swivel, it comprises the steering swivel skeleton being applicable to being connected with suspension system, be arranged on the wheel shaft on described steering swivel skeleton and braking ear, described steering swivel skeleton is the figuratum panel of surface hollow-out, and described wheel shaft is arranged perpendicular to described panel; Namely in the present invention, described steering swivel skeleton is no longer solid manufacture, and makes the panel with surface hollow-out, while the intensity ensureing this steering swivel, has lightweight, is easy to the feature of processing, can meets the weight-saving requirement of racing car field.
Description
Technical field
The present invention relates to a kind of steering swivel applied on automobile, relate in particular to a kind of lightweight steering swivel being suitable for racing car.
Background technology
Steering swivel is one of vital parts on steering axle of automobile, and vehicle steadily can be made to travel and sensitive transmission travel direction, and the function of steering swivel bears automotive front load, support and drives front-wheel to make motor turning around stub rotation.Under motoring condition, it subjects changeable impact load, is one of key components and parts on automobile, has very high requirement of strength.Therefore, people have carried out large quantifier elimination to steering swivel, just define society get on the car in panoramic slewing journal structure, constantly promote the performance of automobile.Under normal circumstances, steering swivel can adopt the mode of quenching to be optimized it, but surface hardening process is not easy to operate, the performance of laser quenching hardened layer can not effectively be ensured, the bad control of steering swivel case depth, case depth increases, strength at repeated alternation increases, but when hardened-depth is spent dark, top layer is compression effort, and thus case depth is excessive, strength at repeated alternation declines on the contrary, and workpiece fragility is increased.Case depth shallow then out of reach effect, this just creates tremendous influence to the performance of steering swivel, especially more huge on the impact of automotive wheels passive axostylus axostyle.
In order to solve the problem, Chinese patent literature CN103057590A discloses a kind of high-strength automobile steering knuckle, comprises terminal pad, described terminal pad side is provided with axostylus axostyle, opposite side is provided with two fork ears, and described fork ear is respectively equipped with pin-and-hole, and described axle surface is provided with carburizing strengthening layer.Namely the high strength steering swivel described in above-mentioned patent documentation, by arranging carburizing strengthening layer at the axle surface of steering swivel, makes steering swivel become hardness high, and wear resisting property is good, and strength at repeated alternation is high, the high strength steering swivel that anti-shock loading is large.
But the high strength steering swivel described in above-mentioned patent documentation has the following disadvantages: this steering swivel adopts solid manufacture to form, weight is surprising, intensity is superfluous, shorter and smaller and the machining process more complicated of size, be only applicable to the mass production method that automotive field is such, and racing car field can not be met for weight-saving requirement, so-called lightweight is exactly under the guarantee intensity of automobile and the prerequisite of safety performance, reduce the curb mass of automobile as much as possible, lightweight, can bring better handling, the power that driving engine exports can produce higher acceleration/accel, vehicle is light, during starting, acceleration capability is better, stopping distance during brake is shorter.
Summary of the invention
For this reason, technical matters to be solved by this invention is that in prior art, steering swivel is solid manufacture, and weight is large, and processing technology is complicated, and then provides a kind of lightweight, is easy to processing, can meets the lightweight steering swivel of racing car field lightweight requirements.
For solving the problems of the technologies described above, a kind of lightweight steering swivel of the present invention, it comprises the steering swivel skeleton being applicable to being connected with suspension system, be arranged on the wheel shaft on described steering swivel skeleton and braking ear, described steering swivel skeleton is the figuratum panel of surface hollow-out, and described wheel shaft is arranged perpendicular to described panel.
Described braking ear is located on the sidewall on the thickness direction of described steering swivel skeleton, and arranges near described wheel shaft.
Described braking ear and described steering swivel frame welding are fixed.
One end away from described wheel shaft of described steering swivel skeleton, and the middle part of described steering swivel skeleton is equipped with the yoke connecting bore penetrating described plate thickness, the sidewall of each described yoke connecting bore forms the bolt hole penetrating described yoke connecting bore sidewall, by bolt, the yoke in the described suspension system inserted in described yoke connecting bore is connected with described steering swivel skeleton.
Described yoke connecting bore is provided with two, is separately positioned on described panel one end away from described wheel shaft, and the middle part of described panel.
Described panel is fixedly connected with hole away from one end of described wheel shaft is also provided with one, the described sidewall being fixedly connected with hole forms the bolt hole being fixedly connected with hole sidewall described in penetrating, by bolt, the connecting rod in the described suspension system be fixedly connected with described in insertion in hole is connected with described steering swivel skeleton.
The bolt borehole jack had for strengthening resistance to abrasion is all overlapped in described bolt hole.
Described steering swivel skeleton comprises inverted trapezoidal faceplate part and rectangular faceplate part, and described wheel is located in chief's square panel part.
Described wheel shaft is arranged on the end, one end that described rectangular faceplate part is not connected with described inverted trapezoidal faceplate part.
Described steering swivel skeleton and described wheel shaft are formed in one.
Described pattern is that some triangles are formed, and is molded over the front of described steering swivel skeleton 1, the back side and two sides respectively.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) in the present invention, described steering swivel skeleton is the figuratum panel of surface hollow-out, described wheel shaft is arranged perpendicular to described panel, namely in the present invention, described steering swivel skeleton forming is panel type, make described steering swivel skeleton structure simple, easy making, and be convenient to process pierced pattern on the described steering swivel skeleton of this panel type, therefore there is the steering swivel of steering swivel skeleton described in this, while the intensity ensureing this steering swivel, have lightweight, be easy to the feature of processing and fabricating, the weight-saving requirement of racing car field can be met.
(2) in the present invention, described steering swivel skeleton comprises inverted trapezoidal faceplate part and rectangular faceplate part, described wheel is located in chief's square panel part, thus this steering swivel can be connected with suspension system smoothly, the requirement that installing wheel is wanted in this steering swivel bottom can be met again, such that wheel is continuous in the process of moving to rotate around described wheel shaft.
(3) in the present invention, described pattern is that some triangles are formed, and is molded over the front of described steering swivel skeleton, the back side and two sides respectively; Namely on described steering swivel skeleton, triangle hollow out is provided with, adopt triangle hollow out can produce a lot of slant-pull structure, make integral structure go intensity comparatively large, and triangle have stability, adopts triangle engraved structure under the prerequisite of proof strength, to make the quality of this steering swivel minimum.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the schematic diagram of lightweight steering swivel of the present invention;
Fig. 2 is the front elevation of lightweight steering swivel of the present invention;
Fig. 3 is steering swivel schematic diagram of the prior art;
In figure, Reference numeral is expressed as: 1-steering swivel skeleton; 11-wheel shaft; 12-brakes ear; 13-yoke connecting bore; 14-bolt hole; 15--is fixedly connected with hole.
Detailed description of the invention
Below with reference to accompanying drawing, following examples are used to be further elaborated the present invention.
As shown in Figure 1-2, a kind of lightweight steering swivel described in the present embodiment, it comprises the steering swivel skeleton 1 being applicable to being connected with suspension system, be arranged on the wheel shaft 11 on described steering swivel skeleton 1 and braking ear 12, described steering swivel skeleton 1 is the figuratum panel of surface hollow-out, and described wheel shaft 11 is arranged perpendicular to described panel, namely in the present embodiment, described steering swivel skeleton 1 is no longer solid manufacture, and make the panel with surface hollow-out, described steering swivel skeleton forming is panel type, make described steering swivel skeleton structure simple, easy making, and be convenient to process pierced pattern on the described steering swivel skeleton of this panel type, therefore there is the steering swivel of steering swivel skeleton described in this, while the intensity ensureing this steering swivel, have lightweight, be easy to the feature of processing and fabricating, the weight-saving requirement of racing car field can be met, as preferred embodiment, in the present embodiment, described steering swivel skeleton 1 adopts high strength material to make, as aircraft aluminum, titanium alloy, carbon fiber, magnesium alloy etc., the quality of this steering swivel is reduced greatly, and intensity still can meet the operating needs in racing car field.
Described braking ear 12 is located on the sidewall on the thickness direction of described steering swivel skeleton 1, and arranges near described wheel shaft 11; Described braking ear 12 is welded and fixed with described steering swivel skeleton 1; During use, described wheel shaft 11 pairs of wheels are fixed, wheel is constantly rotated around described wheel shaft 11 in the process travelled, described braking ear 12 is connected with brake clamp, when car brakeing, braking force passes to wheel by described braking ear 12, makes car retardation or parking.
On the basis of above-described embodiment, in the present embodiment, one end away from described wheel shaft 11 of described steering swivel skeleton 1, and the middle part of described steering swivel skeleton 1 is equipped with the yoke connecting bore 13 penetrating described plate thickness, the sidewall of each described yoke connecting bore 13 forms the bolt hole 14 penetrating described yoke connecting bore 13 sidewall, by bolt, the yoke in the described suspension system inserted in described yoke connecting bore 13 is connected with described steering swivel skeleton 1; Namely in the present embodiment, described yoke connecting bore 13 is molded directly within the panel of described steering swivel skeleton 1, instead of as prior art, be molded on the extension of the side of described steering swivel skeleton 1, as shown in Figure 3, thus make the structure of this steering swivel more simple, be easier to processing and fabricating.As preferred embodiment, described yoke connecting bore 13 is provided with two, be separately positioned on described panel one end away from described wheel shaft 11, and the middle part of described panel, and in the present embodiment, two described bolts hole 14 on two described yoke connecting bores 13 define main pin axis, and described main pin axis is mainly used in the control process in vehicular four wheels location, also has a certain impact to the rideability of vehicle simultaneously; Described panel one end away from described wheel shaft 11 is also provided with one and is fixedly connected with hole 15, the described sidewall being fixedly connected with hole 15 forms the bolt hole 14 being fixedly connected with hole 15 sidewall described in penetrating, by bolt, the connecting rod in the described suspension system be fixedly connected with described in insertion in hole 15 is connected with described steering swivel skeleton 1, in the present embodiment, the bolt borehole jack had for strengthening resistance to abrasion is all overlapped in described bolt hole 14.When the steering swivel described in the present embodiment is used for front-drive, only need to be fixedly connected with by the yoke of the described bolt hole 14 on described main pin axis by the described suspension system stretched in two described yoke connecting bores 13; Then do not need to turn to when the steering swivel described in the present embodiment is used for trailing wheel, only need to be fixedly connected with by the yoke of described bolt hole 14 by the described suspension system stretched in two described yoke connecting bores 13, connecting rod is fixedly linked with the described hole 15 that is fixedly connected with simultaneously, trailing wheel and vehicle frame can be made to be fixed as one, not free to rotate.
Described steering swivel skeleton 1 comprises inverted trapezoidal faceplate part and rectangular faceplate part, make this steering swivel when proof strength, reduction volume and weight as far as possible, realize the lightweight to the full extent of this steering swivel, in actual use, can regulate the volume ratio of described inverted trapezoidal faceplate part and described rectangular faceplate part according to actual needs.As preferred embodiment, described wheel shaft 11 is arranged on the end, one end that described rectangular faceplate part is not connected with described inverted trapezoidal faceplate part, and described steering swivel skeleton 1 and described wheel shaft 11 are formed in one.
Described pattern is that some triangles are formed, and is molded over the front of described steering swivel skeleton 1, the back side and two sides respectively; Namely on described steering swivel skeleton 1, triangle hollow out is provided with; Adopt triangle hollow out can produce a lot of slant-pull structure, make integral structure go intensity comparatively large, and triangle has stability, adopts triangle engraved structure under the prerequisite of proof strength, to make the quality of this steering swivel minimum; In the present embodiment, shaping three triangle hollow outs in the front of described inverted trapezoidal faceplate part, and these three triangle hollow outs are all equicrural triangle hollow out, and the overall axisymmetrical about described inverted trapezoidal panel of these three triangle hollow outs, wherein two triangle hollow out bases are designed near the large end of described inverted trapezoidal faceplate part, another triangle hollow out designs near the small end of described inverted trapezoidal faceplate part, meanwhile, the side of described inverted trapezoidal faceplate part also forms a triangle hollow out; The front of described rectangular faceplate part and side all form four triangle hollow outs, and four triangles being wherein molded over the front of described rectangular faceplate part form symmetry at the midway location of the length direction of described rectangular faceplate part.The described interior angle of described triangle hollow out all adopts arc transition, thus avoid in the course of processing, make described steering swivel skeleton 1 produce crack or other damages because needing the interior angle of processing too sharp-pointed, and then affect working strength and the service life of this steering swivel.
The key position of the steering swivel described in above-described embodiment adopts numerical control milling shaping, and total body processing technology is simple.Specific process is as follows:
First Milling Process is carried out to described steering swivel skeleton 1, process the general shape of this steering swivel, then Milling Process goes out the triangle hollow out of described steering swivel skeleton 1 side, reprocess out the triangle hollow out of the hollow out of described steering swivel skeleton 1 top inverted trapezoidal faceplate part and the rectangular faceplate part of described steering swivel skeleton 1 bottom, reprocess out afterwards described in two described yoke connecting bores 13, and be fixedly connected with hole 15 and a described wheel shaft 11.After Milling Process completes, employing drilling is processed, process three described bolts hole 14 on described steering swivel skeleton 1, then described braking ear 12 good for prior Milling Process is welded on the sidewall of the thickness direction of described steering swivel skeleton 1, and arrange near described wheel shaft 11, finally in bolt hole 14, overlap upper bolt hole cover.The load ratio of bearing due to steering swivel is comparatively large, higher to the requirement of intensity, after completing machine up, also needs to carry out the subsequent treatment such as burring to this steering swivel, and carefully checks with or without manufacturing deficiency, crackle, surface damage etc.Determine no problem after more whole steering swivel is heat-treated, the mechanical property of this steering swivel is further improved, thus better meets the operating needs of this steering swivel.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (11)
1. a lightweight steering swivel, it comprises the steering swivel skeleton (1) being applicable to being connected with suspension system, be arranged on the wheel shaft (11) on described steering swivel skeleton (1) and braking ear (12), it is characterized in that: described steering swivel skeleton (1) is the figuratum panel of surface hollow-out, and described wheel shaft (11) is arranged perpendicular to described panel.
2. a kind of lightweight steering swivel according to claim 1, is characterized in that: described braking ear (12) is located on the sidewall on the thickness direction of described steering swivel skeleton (1), and arranges near described wheel shaft (11).
3. a kind of lightweight steering swivel according to claim 2, is characterized in that: described braking ear (12) and described steering swivel skeleton (1) are welded and fixed.
4. a kind of lightweight steering swivel according to any one of claim 1-3, it is characterized in that: one end away from described wheel shaft (11) of described steering swivel skeleton (1), and the middle part of described steering swivel skeleton (1) is equipped with the yoke connecting bore (13) penetrating described plate thickness, the sidewall of each described yoke connecting bore (13) forms the bolt hole (14) penetrating described yoke connecting bore (13) sidewall, and the yoke that will be inserted by bolt in the described suspension system in described yoke connecting bore (13) is connected with described steering swivel skeleton (1).
5. a kind of lightweight steering swivel according to claim 4, is characterized in that: described yoke connecting bore (13) is provided with two, is separately positioned on described panel one end away from described wheel shaft (11), and the middle part of described panel.
6. a kind of lightweight steering swivel according to claim 5, it is characterized in that: described panel is fixedly connected with hole (15) away from one end of described wheel shaft (11) being also provided with one, the described sidewall being fixedly connected with hole (15) forms the bolt hole (14) being fixedly connected with hole (15) sidewall described in penetrating, by bolt, the connecting rod in the described suspension system be fixedly connected with described in insertion in hole (15) is connected with described steering swivel skeleton (1).
7. a kind of lightweight steering swivel according to claim 6, is characterized in that: all overlap the bolt borehole jack had for strengthening resistance to abrasion in described bolt hole (14).
8. a kind of lightweight steering swivel according to any one of claim 1-3, is characterized in that: described steering swivel skeleton (1) comprises inverted trapezoidal faceplate part and rectangular faceplate part, and described wheel shaft (11) is located in institute's rectangular faceplate part.
9. a kind of lightweight steering swivel according to claim 8, is characterized in that: described wheel shaft (11) is arranged on the end, one end that described rectangular faceplate part is not connected with described inverted trapezoidal faceplate part.
10. a kind of lightweight steering swivel according to claim 9, is characterized in that: described steering swivel skeleton (1) and described wheel shaft (11) are formed in one.
11. a kind of lightweight steering swivels according to claim 8, is characterized in that: described pattern is that some triangles are formed, and is molded over the front of described steering swivel skeleton (1), the back side and two sides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310433464.7A CN103465960B (en) | 2013-09-23 | 2013-09-23 | A kind of lightweight steering swivel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310433464.7A CN103465960B (en) | 2013-09-23 | 2013-09-23 | A kind of lightweight steering swivel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103465960A CN103465960A (en) | 2013-12-25 |
| CN103465960B true CN103465960B (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310433464.7A Expired - Fee Related CN103465960B (en) | 2013-09-23 | 2013-09-23 | A kind of lightweight steering swivel |
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| Country | Link |
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| CN (1) | CN103465960B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015204739B4 (en) * | 2015-03-16 | 2020-02-06 | Volkswagen Aktiengesellschaft | pivot bearing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19653542A1 (en) * | 1996-12-20 | 1998-06-25 | Audi Ag | Light-metal casting |
| JP2001187583A (en) * | 1999-10-18 | 2001-07-10 | Hitachi Metals Ltd | Automobile knuckle |
| JP2012143788A (en) * | 2011-01-12 | 2012-08-02 | Honda Motor Co Ltd | Casting |
| CN202966422U (en) * | 2012-11-09 | 2013-06-05 | 蒋荣华 | Welding type steering knuckle |
| CN103221231A (en) * | 2010-11-26 | 2013-07-24 | 标致·雪铁龙汽车公司 | Vehicle ground-contacting element forming a hollow body and method for manufacturing such a ground-<wbr/>contacting element |
| CN203450205U (en) * | 2013-09-23 | 2014-02-26 | 北京汉能创昱科技有限公司 | Light steering knuckle |
-
2013
- 2013-09-23 CN CN201310433464.7A patent/CN103465960B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19653542A1 (en) * | 1996-12-20 | 1998-06-25 | Audi Ag | Light-metal casting |
| JP2001187583A (en) * | 1999-10-18 | 2001-07-10 | Hitachi Metals Ltd | Automobile knuckle |
| CN103221231A (en) * | 2010-11-26 | 2013-07-24 | 标致·雪铁龙汽车公司 | Vehicle ground-contacting element forming a hollow body and method for manufacturing such a ground-<wbr/>contacting element |
| JP2012143788A (en) * | 2011-01-12 | 2012-08-02 | Honda Motor Co Ltd | Casting |
| CN202966422U (en) * | 2012-11-09 | 2013-06-05 | 蒋荣华 | Welding type steering knuckle |
| CN203450205U (en) * | 2013-09-23 | 2014-02-26 | 北京汉能创昱科技有限公司 | Light steering knuckle |
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| CN103465960A (en) | 2013-12-25 |
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