CN102381148B - Suspension swing arm - Google Patents
Suspension swing arm Download PDFInfo
- Publication number
- CN102381148B CN102381148B CN201010273900.5A CN201010273900A CN102381148B CN 102381148 B CN102381148 B CN 102381148B CN 201010273900 A CN201010273900 A CN 201010273900A CN 102381148 B CN102381148 B CN 102381148B
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- China
- Prior art keywords
- swing arm
- suspension swing
- axile sleeve
- arm
- arm section
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- 239000000725 suspension Substances 0.000 title claims abstract description 62
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 230000001771 impaired effect Effects 0.000 abstract description 4
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- -1 and therefore Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The present invention relates to a kind of suspension swing arm, comprise the first arm section, one end of this first arm section is connected with vehicle chassis component, the other end is provided with the first half-axile sleeve, the web that this first arm section comprises upper flange, lower wing plate and is connected between described upper flange, lower wing plate, described upper flange is recessed to form the cavity of accommodating bumper downwards.Suspension swing arm of the present invention, there is first arm section like goblet shape cross section of I shape under U on, therefore uniform force, not easily bend torsional deflection and foundry technique is simple, easy to process, the suspension swing arm efficiently solving prior art easily bend in vehicle travel process under the effect of external force, the problem of torsional deflection; In addition, suspension swing arm of the present invention, because upper flange has been recessed to form the cavity of accommodating bumper downwards, has provided placement space to bumper, therefore make whole suspended rack assembly compact conformation, efficiently solve prior art bumper and be positioned over easy impaired problem outside suspension swing arm.
Description
Technical field
The present invention relates to a kind of vehicle suspension system, be specifically related to a kind of suspended rack assembly of vehicle suspension system, more specifically relate to a kind of suspension swing arm of vehicle suspension system.
Background technology
Traveling comfort is one of most important in-use performance of vehicle.Traveling comfort is relevant with the natural vibration characteristic of vehicle body, and the natural vibration characteristic of vehicle body is relevant to the characteristic of suspension, and therefore, vehicle suspension system is the vitals ensureing vehicle riding comfort.Meanwhile, vehicle suspension system, as the power transmission parts connected between vehicle frame (or vehicle body) and axletree (or wheel), is again the vitals ensureing ride safety of automobile.
Each suspension of existing vehicle comprises a pair spaced suspended rack assembly, and each suspended rack assembly comprises suspension swing arm and is positioned at vehicle chassis component and the air spring components at these suspension swing arm two ends.Wherein, suspension swing arm comprises the first arm section and the second arm section, one end of first arm section is connected with vehicle chassis component, the other end is provided with the first half-axile sleeve, and one end of the second arm section is for installing air spring components, the other end is provided with the second half-axile sleeve docked with described first half-axile sleeve, the first half-axile sleeve and described second half-axile sleeve all in semi-cylindrical shaped, after axletree is loaded again by the first half-axile sleeve and the second half-axile sleeve to being welded into axle sleeve.
And the first arm section comprises upper flange, lower wing plate and be connected to described upper flange, web between lower wing plate, existing first arm section cross section is generally in " work " font or C shape, the bending resistance of the first arm section of these two kinds of structures, antitorque, deformation resistance is strong all not, easily bend under the effect of external force in vehicle travel process, torsional deflection, in addition, first arm section of these two kinds of structures provides placement space to connected bumper yet, therefore bumper must be positioned over the place outside the first arm section, such bumper is often easily damaged.
Summary of the invention
Goal of the invention of the present invention is: provide a kind of upper flange to be recessed to form cavity downwards to provide the suspension swing arm of placement space to bumper, solves that the suspension swing arm of prior art easily bends in vehicle travel process under the effect of external force, torsional deflection and the easy impaired problem of bumper.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of suspension swing arm, comprise the first arm section, one end of this first arm section is connected with vehicle chassis component, the other end is provided with the first half-axile sleeve, the web that this first arm section comprises upper flange, lower wing plate and is connected between described upper flange, lower wing plate, described upper flange is recessed to form the cavity of accommodating bumper downwards.
In above-mentioned suspension swing arm, the U-shaped profile of described cavity, the described cavity in U-shaped cross section and web, lower wing plate form cross-sectional plane jointly for first arm section as described in goblet shape of I shape under upper U.
In above-mentioned suspension swing arm, described cavity comprises diapire and two side, offers the first arm mounting hole for mounting shock absorber in described two side respectively.
In above-mentioned suspension swing arm, the top, two side of described cavity extends outward sidewall edge respectively.
In above-mentioned suspension swing arm, the two side height of described cavity starts to reduce gradually to the other end from the one end connecting described first half-axile sleeve, corresponding, the height of described web starts to raise gradually until the whole cross-sectional plane of described first arm section is I-shape to the other end from the one end connecting described first half-axile sleeve, makes the I-shape cross-sectional plane that the diapire of described cavity and web, lower wing plate height of formation gradually change.
In above-mentioned suspension swing arm, described suspension swing arm also comprises the second arm section, and one end of this second arm section is for installing air spring components, and the other end is provided with the second half-axile sleeve docked with described first half-axile sleeve.
In above-mentioned suspension swing arm, described first half-axile sleeve and described second half-axile sleeve are all in semi-cylindrical shaped, and described first half-axile sleeve and described second half-axile sleeve are to being welded into axle sleeve.
In above-mentioned suspension swing arm, have for the window by independent for first, second half-axile sleeve described and axletree weld together in described first half-axile sleeve and described second half-axile sleeve.
In above-mentioned suspension swing arm, described second arm section comprises a basic attachment face for plane in surface, this attachment face offers the second arm mounting hole for installing described air spring components.
In above-mentioned suspension swing arm, the second described arm section also comprises the web be arranged under described attachment face, and the cross section of the second described arm section is T-shaped.
Beneficial effect of the present invention is:
1, suspension swing arm of the present invention has first arm section like goblet shape cross section of I shape under U on, therefore uniform force, not easily bend, torsional deflection and foundry technique is simple, easy to process, the suspension swing arm efficiently solving prior art easily bends in vehicle travel process under the effect of external force, the problem of torsional deflection;
2, suspension swing arm of the present invention, because upper flange has been recessed to form the cavity of accommodating bumper downwards, provide placement space to bumper, therefore make whole suspended rack assembly compact conformation, efficiently solve prior art bumper and be positioned over easy impaired problem outside suspension swing arm.
Accompanying drawing explanation
For further setting forth the present invention for the technological means that realizes predetermined object and take and effect, the present invention describes its object, feature and feature in detail in conjunction with following accompanying drawing.By the description of the drawings, can go deep into and concrete understanding having in invention, but accompanying drawing only provides with reference to and use is described, is not used for being limited the present invention.
Fig. 1 is the schematic perspective view of suspension swing arm together with various accessory of one embodiment of the present invention;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the first arm section schematic perspective view of suspension swing arm in Fig. 1, Fig. 2;
Fig. 4 is another angle schematic perspective view of the first arm section of suspension swing arm in Fig. 1, Fig. 2;
Fig. 5 is the cross sectional drawing of Fig. 4;
Fig. 6 A is the front view of Fig. 4;
Fig. 6 B, 6C, 6D, 6E are respectively A1-A1, A2-A2, A3-A3, A4-A4 of Fig. 6 A to cutaway view;
Fig. 7 is the second arm section schematic perspective view of suspension swing arm in Fig. 1, Fig. 2;
Fig. 8 is the birds-eye view of Fig. 7;
Fig. 9 A is the front view of Fig. 7;
Fig. 9 B, 9C, 9D are respectively B1-B1, B2-B2, B3-B3 of Fig. 9 A to cutaway view;
Figure 10 is the schematic perspective view after Fig. 3 and Fig. 7 combines rear loading axletree;
Figure 11 is the birds-eye view of Figure 10.
Detailed description of the invention
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention describe in detail, will make technical scheme of the present invention and other beneficial effects apparent.
As shown in Figure 1, each suspension of existing vehicle comprises a pair spaced suspended rack assembly 1, and each suspended rack assembly 1 comprises suspension swing arm 2 and is positioned at vehicle chassis component 3 and the air spring components 4 at these suspension swing arm two ends.Wherein, suspension swing arm 2 comprises the first arm section 21 and the second arm section 22, one end of first arm section 21 is connected with vehicle chassis component 3, the other end is provided with the first half-axile sleeve 51, and one end of the second arm section 22 is for installing air spring components 4, the other end is provided with the second half-axile sleeve 52, first half-axile sleeve 51 and the second half-axile sleeve 52 that dock with the first half-axile sleeve 51 all in semi-cylindrical shaped, after axletree 6 is loaded again by the first half-axile sleeve 51 and the second half-axile sleeve 52 to being welded into axle sleeve 5.
The structure of the first arm section 21 is see shown in Fig. 3 to Fig. 6 E.
As shown in Figure 3, Figure 4, the web 213 that the first arm section 21 comprises upper flange 211, lower wing plate 212 and is connected between upper flange 211, lower wing plate 212, upper flange 212 is recessed to form cavity 214 downwards, for accommodating bumper 7.As shown in Figure 5, in the present embodiment, the U-shaped profile of cavity 214, cavity 214 and web 213, the lower wing plate 212 in U-shaped cross section jointly formed cross-sectional plane be under upper U I shape as the first arm section 21 of goblet shape.
Further as shown in Figure 3, Figure 4, cavity 214 comprises diapire 2141 and two side 2142,2143, and the first arm mounting hole 2145 and 2144 be respectively equipped with in two side 2142,2143 for mounting shock absorber 7, by these two mounting holes 2144 and 2145 with fastener as bumper 7 is arranged on the two side 2142,2143 of the first arm section by bolt and nut 10 (shown in Fig. 1).In addition; the top, two side 2142,2143 of cavity 214 extends outward sidewall edge 2146,2147 (shown in Fig. 5) respectively; play the effect of umbrella, damage when namely protecting bolt and nut 10 exposed parts of mounting shock absorber 7 can not be fallen by foreign object.Further, Fig. 3, Fig. 4 also illustrate that upper flange 211, lower wing plate 212, web 213 are directly connected (being generally welding) with the steel bushing 8 in vehicle chassis component 3, and steel bushing 8 is for being placed in vehicle suspension system the axle bush 9 (shown in Fig. 1) playing buffer action.
As shown in Fig. 6 A to Fig. 6 E, the two side 2142 of cavity 214, the height of 2143 starts to reduce gradually to the other end from the one end connecting the first half-axile sleeve 51, corresponding, the height of web 214 starts from the one end connecting the first half-axile sleeve 51 to raise until the first whole cross section of arm section 21 is in " work " font gradually to the other end, the two side 2142 of cavity 214, the reduction amplitude of 2143 height, the elevation amplitude of web 214 height is all suitable with the setting angle of bumper 7, to make being placed in the cavity 214 of the first arm section 21 of bumper 7 maximum range unlikely damaged.
The structure of the second arm section 22 is see shown in Fig. 7 to Fig. 9 D.
As shown in Figure 7, Figure 8, second arm section 22 one end comprises a basic attachment face 221 for plane in surface, and air spring components 4 is positioned on this attachment face 221, and the downside on chassis can be fixed in the upper end of air spring components 4.Attachment face 221 offers the second arm mounting hole 2211, by this second arm mounting hole 2211 bolt, air spring components 4 is firmly fixed on this attachment face 221.
The second half-axile sleeve 52 docked with the first half-axile sleeve 51 is provided with at second arm section 22 other end, the first half-axile sleeve 51 shown in figure and the second half-axile sleeve 52 all in semi-cylindrical shaped, after axletree 6 being loaded during installation again by the first half-axile sleeve 51 and the second half-axile sleeve 52 to being welded into axle sleeve 5.
In addition, have window 511 (see Fig. 3) and 521 (see Fig. 7) in first half-axile sleeve 51 and the second half-axile sleeve 52, axletree 6 can at the perimeter of these windows 511 and 521 by roll welding independently or fillet welding to the first half-axile sleeve 51 and the second half-axile sleeve 52.
Further as shown in Fig. 9 A to 9D, the second arm section 22 also comprises and is arranged at web 222 under attachment face 221 to form shallow T section, plays the booster action to the second arm section 22.
Figure 10 is the schematic perspective view after Fig. 3 and Fig. 7 combines rear loading axletree, and Figure 11 is the birds-eye view of Figure 10.
With the suspension swing arm difference of prior art be, suspension swing arm of the present invention has first arm section like goblet shape cross section of I shape under U on, from the section drawing shown in Fig. 5, the upper flange of the first arm section of suspension swing arm is like the cup of wineglass, and web is like the cup pin of wineglass, lower wing plate is like at the bottom of the cup of wineglass.One is had to the cavity of lower recess like the upper flange of wineglass cup, this cavity is used for mounting shock absorber, therefore, suspension swing arm uniform force of the present invention, not easily bending and torsional deflection and foundry technique is simple, easy to process, the suspension swing arm efficiently solving prior art easily bends in vehicle travel process under the effect of external force, the problem of torsional deflection; In addition, suspension swing arm of the present invention, because upper flange has been recessed to form the cavity of accommodating bumper downwards, has provided placement space to bumper, therefore make whole suspension swing arm compact conformation, efficiently solve prior art bumper and be positioned over easy impaired problem outside suspension swing arm.
Preferred embodiment of the present invention; not for limiting embodiment of the present invention; those of ordinary skill in the art are according to central scope of the present invention and spirit; can carry out corresponding flexible or amendment very easily, therefore protection scope of the present invention should be as the criterion with the protection domain required by claims.
Claims (9)
1. a suspension swing arm, comprise the first arm section, one end of this first arm section is connected with vehicle chassis component, the other end is provided with the first half-axile sleeve, this first arm section comprises upper flange, lower wing plate and be connected to described upper flange, web between lower wing plate, it is characterized in that, described upper flange is recessed to form the cavity of accommodating bumper downwards, the U-shaped profile of described cavity, the described cavity in U-shaped cross section and web, lower wing plate forms cross-sectional plane jointly for first arm section as described in goblet shape of I shape under upper U, wherein, described cavity comprises diapire and two side, the two side height of described cavity starts to reduce gradually to the other end from the one end connecting described first half-axile sleeve, corresponding, the height of described web starts to raise until the whole cross-sectional plane of described first arm section is I-shape gradually to the other end from the one end connecting described first half-axile sleeve, make diapire and the web of described cavity, the I-shape cross-sectional plane that lower wing plate height of formation gradually changes.
2. suspension swing arm according to claim 1, is characterized in that, offers the first arm mounting hole for mounting shock absorber in described two side respectively.
3. suspension swing arm according to claim 1, is characterized in that, the top, two side of described cavity extends outward sidewall edge respectively.
4. suspension swing arm according to claim 1, is characterized in that, described suspension swing arm also comprises the second arm section, and one end of this second arm section is for installing air spring components, and the other end is provided with the second half-axile sleeve docked with described first half-axile sleeve.
5. suspension swing arm according to claim 4, is characterized in that, described first half-axile sleeve and described second half-axile sleeve are all in semi-cylindrical shaped.
6. suspension swing arm according to claim 4, is characterized in that, described first half-axile sleeve and described second half-axile sleeve are to being welded into axle sleeve.
7. suspension swing arm according to claim 4, is characterized in that, has for the window by independent for first, second half-axile sleeve described and axletree weld together in described first half-axile sleeve and described second half-axile sleeve.
8. suspension swing arm according to claim 4, is characterized in that, described second arm section comprises a basic attachment face for plane in surface, this attachment face offers the second arm mounting hole for installing described air spring components.
9. suspension swing arm according to claim 8, is characterized in that, the second described arm section also comprises the web be arranged under described attachment face, and the cross section of the second described arm section is T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010273900.5A CN102381148B (en) | 2010-09-03 | 2010-09-03 | Suspension swing arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010273900.5A CN102381148B (en) | 2010-09-03 | 2010-09-03 | Suspension swing arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102381148A CN102381148A (en) | 2012-03-21 |
| CN102381148B true CN102381148B (en) | 2015-12-09 |
Family
ID=45821137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010273900.5A Active CN102381148B (en) | 2010-09-03 | 2010-09-03 | Suspension swing arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102381148B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909797B (en) * | 2012-12-29 | 2016-06-01 | 重庆长安汽车股份有限公司 | A kind of combined type hinge arrangement for the horizontal swing arm of independent suspension |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6039336A (en) * | 1997-09-19 | 2000-03-21 | Otto Sauer Achsenfabrik Keilberg | Vehicle axle suspension assembly |
| GB0511310D0 (en) * | 2005-06-03 | 2005-07-13 | Meritor Heavy Vehicle Sys Ltd | A suspension trailing arm |
| DE102005038274C5 (en) * | 2005-08-12 | 2018-01-11 | Saf-Holland Gmbh | wheel suspension arm |
| CN201761325U (en) * | 2010-09-03 | 2011-03-16 | 中集车辆（集团）有限公司 | Suspension swinging arm |
-
2010
- 2010-09-03 CN CN201010273900.5A patent/CN102381148B/en active Active
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| Publication number | Publication date |
|---|---|
| CN102381148A (en) | 2012-03-21 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |