CN203142772U - Double-wishbone air spring independent suspension front axle and steering assembly - Google Patents
Double-wishbone air spring independent suspension front axle and steering assembly Download PDFInfo
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- CN203142772U CN203142772U CN2013201244841U CN201320124484U CN203142772U CN 203142772 U CN203142772 U CN 203142772U CN 2013201244841 U CN2013201244841 U CN 2013201244841U CN 201320124484 U CN201320124484 U CN 201320124484U CN 203142772 U CN203142772 U CN 203142772U
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- wishbone
- arm
- crossbeam
- steering
- pilot bar
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Abstract
The utility model discloses a double-wishbone air spring independent suspension front axle and a steering assembly. A bended cross beam is connected on an auxiliary frame, the inner end of each upper wishbone is hinged to the bended cross beam, an air spring is connected with each upper wishbone, the upper end of each damper is arranged on a front cross beam, the lower end of each damper is arranged on a lower wishbone, the inner end of each lower wishbone is hinged to the bended cross beam, a reverse caster adjustable device is installed between the inner end of each lower wishbone and the bended cross beam, a steering knuckle is connected with a spherical hinge of the outer end of one upper wishbone and a spherical hinge of the outer end of one lower wishbone, each steering assembly which is formed by a hub brake disk and a brake caliper is sleeved at the shaft end of one steering knuckle, each steering rocker arm is connected with a short track rod, a middle track rod and a straight track rod respectively through spherical hinges, each steering rocker arm is sleeved on a revolving shaft, each revolving shaft is installed on the auxiliary frame through a rocker arm support, the front end of each upper guider rod and the front end of each lower guide rod are connected with a guide rod installation plate, the rear end of the each upper guide rod is fixedly connected with the outer end of one upper wishbone, the read end of each lower guide rod is fixedly connected with the outer end of one lower wishbone, and each guide rod installation plate is fixedly connected with the front cross beam. The double-wishbone air spring independent suspension front axle and the steering assembly can effectively improve riding comfort of an automobile, and are easy to assemble and capable of saving cost.
Description
Technical field
The utility model relates to the commercial vehicle/comm..vehicle front axle and turns to the assembly technical field, is specially a kind of pair of transverse arm air bellow independent suspension front axle and turns to assembly.
Background technology
The speed of running car is along with the development of freeway net improves constantly, travel road-holding property and the driving safety of vehicle more and more are subject to people's attention, people require also promoting day by day to the traveling comfort of driving now simultaneously, and the dependent suspension commercial vehicle/comm..vehicle can not satisfy aspect requirements such as riding comfort and road-holding property.
What commercial vehicle/comm..vehicle chassis assembly system used substantially at present is dependent suspension and Integral steering tie rod linkage; Traditional steel spring dependent suspension front axle assembly, its riding comfort and road-holding property are all poor; The air bellow dependent suspension front axle assembly that improves ride comfort is also arranged, and it has improved ride comfort on traditional steel spring suspension basis, but cost is higher, and its road-holding property does not have very improvement comparatively speaking.Also there is a small amount of independent suspension front axle assembly to use at commercial vehicle/comm..vehicle at present, from moving velocity, their result of use is not satisfactory, and at first the component processing precision such as vehicle frame of commercial vehicle/comm..vehicle are lower with respect to manned vehicle, has a strong impact on the in-use performance of independent suspension; Some independent suspension front axle assembly again, though possess very big engine position space, but it does not have crossbeam to the vehicle frame force position and strengthens vehicle frame lateral stiffness and torsional stiffness, thereby causes the vehicle frame distortion to cause turning to and the suspension moving characteristics change, influences road-holding property and driving safety.Some adopts the rack-and-gear steering swivel system in addition, and its arrangement requirement is very inconvenient to original commercial vehicle/comm..vehicle improvement chassis, and its driving efficiency is very low.
The utility model content
The technical matters that the utility model solves is to provide a kind of pair of transverse arm air bellow independent suspension front axle and turns to assembly, to solve the shortcoming in the above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions:
Two transverse arm air bellow independent suspension front axles and turn to assembly comprise Top Crossbeam, lower cross arm, go up pilot bar, pilot bar, wheel hub brake disc, bending crossbeam, wheel caster tunable arrangement, air bellow, bumper, pilot bar adapter plate, front cross rail, subframe, middle intermediate rod, rocker arm support, pitman arm, drag link, hyphen pull bar, steering swivel down; Wherein, the bending crossbeam by Bolt Connection on subframe; Top Crossbeam is inner hinged with the bending crossbeam, and air bellow connects with Top Crossbeam by bolt; The bumper upper end is installed on the front cross rail, and the lower end is installed on the lower cross arm; Lower cross arm is inner hinged with the bending crossbeam, and the wheel caster tunable arrangement is installed between lower cross arm the inner and the bending crossbeam; Steering swivel connects with Top Crossbeam and lower cross arm outer end ball pivot, constitutes main pin axis; Wheel hub brake disc and brake clamp are assembled into and turn to assembly, are enclosed within on the tapered roller bearing, and tapered roller bearing is enclosed within the steering swivel axle head, clamp with shaft shoulder dowel bolt; Hyphen pull bar, middle intermediate rod and drag link are connected with pitman arm by ball pivot respectively, and pitman arm is enclosed within the rotating shaft, and rotating shaft is installed on subframe by rocker arm support; Last pilot bar and following pilot bar front end connect with the pilot bar adapter plate by ball pivot, and the rear end is bolted to connection with Top Crossbeam and lower cross arm outer end respectively, and the pilot bar adapter plate is captiveed joint with front cross rail.
In the utility model, it is L shaped that pitman arm becomes, and the one end is connected with hyphen pull bar and middle intermediate rod, and the other end connects with drag link.
In the utility model, adopt two transverse arm air bellow independent suspensions, reduce the Frame and Body vibration that is caused by Uneven road, eliminate the phenomenon of the continuous beat of wheel flutter; Reduce nonspring carried mass simultaneously, improved the vehicle riding comfort; The wheel caster tunable arrangement changes steering tire low speed and returns positive characteristic at a high speed by regulating casterangle according to vehicular applications; Be applicable to the vehicle of the different purposes in same chassis.
In the utility model, adopt double trapezoid breakaway-element steering hardware, significantly reduce left and right sides steering wheel angle Ackermam error, and then eliminate the movement interference between suspension system and steering swivel system, improved ease of steering and road-holding property, reduce wear on tyres; It can be combined with circular ball type steering and constitute steering swivel system, reduces the modification of gross vehicle layout aspect, saves cost.
In the utility model, be provided with subframe, front axle and turn to assembly all to be assembled on the subframe during chassis assembling front axle, only needs that then subframe is mounted to vehicle frame and gets final product, and fitting process is simple, cost-cutting; Avoid because the performance impact that causes of vehicle frame manufacturing errors, thereby guarantee assembly precision.
In the utility model, Top Crossbeam and lower cross arm are installed on the bending crossbeam, and the bending crossbeam increases lateral stiffness and the torsional stiffness of vehicle frame; Crossbeam bending structure provides very big space, is conducive to engine position, increases the space, compartment, improves travelling comfort; Also reduce simultaneously the car load center of gravity, improved the road-holding property that travels.
Beneficial effect: the utility model adopts two transverse arm air bellow independent suspensions, effectively eliminates the phenomenon of the continuous beat of wheel flutter; Reduce nonspring carried mass, improved the vehicle riding comfort; Top Crossbeam and lower cross arm are contained on the bending crossbeam, and crossbeam bending structure provides very big space, is conducive to engine position, improve travelling comfort; Also reduce simultaneously the car load center of gravity, improved the road-holding property that travels, be provided with subframe in addition and with front axle and turn to assembly to be installed in subframe, fitting process is simple, saves production cost.
Description of drawings
Fig. 1 is the front elevation of the utility model preferred embodiment.
Fig. 2 is the birds-eye view of the utility model preferred embodiment.
Fig. 3 is the scheme of installation of air bellow in the utility model preferred embodiment.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to two transverse arm air bellow independent suspension front axles of Fig. 1, Fig. 2, Fig. 3 and turn to assembly, comprise Top Crossbeam 1, lower cross arm 2, go up pilot bar 3, pilot bar 4, wheel hub brake disc 5, bending crossbeam 6, wheel caster tunable arrangement 7, air bellow 8, bumper 9, pilot bar adapter plate 10, front cross rail 11, subframe 12, middle intermediate rod 13, rocker arm support 14, pitman arm 15, drag link 16, hyphen pull bar 17, steering swivel 18 down.
In the present embodiment, bending crossbeam 6 by Bolt Connection on subframe 12; Top Crossbeam 1 is inner hinged with bending crossbeam 6, and air bellow 8 connects with Top Crossbeam 1 by bolt; Bumper 9 upper ends are installed on the front cross rail 11, and the lower end is installed on the lower cross arm 2; Lower cross arm 2 is inner hinged with bending crossbeam 6, and wheel caster tunable arrangement 7 is installed between lower cross arm 2 the inners and the bending crossbeam 6; Steering swivel 18 connects with Top Crossbeam 1 and lower cross arm 2 outer end ball pivots, constitutes main pin axis; Wheel hub brake disc 5 and brake clamp are assembled into and turn to assembly, are enclosed within on the tapered roller bearing, and tapered roller bearing is enclosed within steering swivel 18 axle heads, clamp with shaft shoulder dowel bolt; Hyphen pull bar 17, middle intermediate rod 13 and drag link 16 are connected with pitman arm 15 by ball pivot respectively, and pitman arm 15 is enclosed within the rotating shaft, and rotating shaft is installed on subframe 12 by rocker arm support 14; Last pilot bar 3 and following pilot bar 4 front ends connect with pilot bar adapter plate 10 by ball pivot, and the rear end is bolted to connection with Top Crossbeam 1 and lower cross arm 2 outer ends respectively, and pilot bar adapter plate 10 is captiveed joint with front cross rail 11.
In the present embodiment, 15 one-tenth of pitman arms are L shaped, and the one end is connected with hyphen pull bar 17 and middle intermediate rod 13, and the other end connects with drag link 16.
In the present embodiment, adopt two transverse arm air bellow independent suspensions, reduce the Frame and Body vibration that is caused by Uneven road, eliminate the phenomenon of the continuous beat of wheel flutter; Reduce nonspring carried mass simultaneously, improved the vehicle riding comfort; The wheel caster tunable arrangement changes steering tire low speed and returns positive characteristic at a high speed by regulating casterangle according to vehicular applications; Be applicable to the vehicle of the different purposes in same chassis.
In the present embodiment, adopt double trapezoid breakaway-element steering hardware, significantly reduce left and right sides steering wheel angle Ackermam error, and then eliminate the movement interference between suspension system and steering swivel system, improved ease of steering and road-holding property, reduce wear on tyres; It can be combined with circular ball type steering and constitute steering swivel system, reduces the modification of gross vehicle layout aspect, saves cost.
In the present embodiment, be provided with subframe 12, front axle and turn to assembly all to be assembled on the subframe 12 during chassis assembling front axle, only needs that then subframe 12 is mounted to vehicle frame and gets final product, and fitting process is simple, cost-cutting; Avoid because the performance impact that causes of vehicle frame manufacturing errors, thereby guarantee assembly precision.
In the present embodiment, Top Crossbeam 1 and lower cross arm 2 are installed on the bending crossbeam 6, and bending crossbeam 6 increases lateral stiffness and the torsional stiffness of vehicle frame; Crossbeam bending structure provides very big space, is conducive to engine position, increases the space, compartment, improves travelling comfort; Also reduce simultaneously the car load center of gravity, improved the road-holding property that travels.
More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification sheets just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. two transverse arm air bellow independent suspension front axles and turn to assembly comprise Top Crossbeam, lower cross arm, go up pilot bar, pilot bar, wheel hub brake disc, bending crossbeam, wheel caster tunable arrangement, air bellow, bumper, pilot bar adapter plate, front cross rail, subframe, middle intermediate rod, rocker arm support, pitman arm, drag link, hyphen pull bar, steering swivel down; It is characterized in that, the bending crossbeam by Bolt Connection on subframe; Top Crossbeam is inner hinged with the bending crossbeam, and air bellow connects with Top Crossbeam by bolt; The bumper upper end is installed on the front cross rail, and the lower end is installed on the lower cross arm; Lower cross arm is inner hinged with the bending crossbeam, and the wheel caster tunable arrangement is installed between lower cross arm the inner and the bending crossbeam; Steering swivel connects with Top Crossbeam and lower cross arm outer end ball pivot; Wheel hub brake disc and brake clamp are assembled into and turn to assembly, are enclosed within on the tapered roller bearing, and tapered roller bearing is enclosed within the steering swivel axle head; Hyphen pull bar, middle intermediate rod and drag link are connected with pitman arm by ball pivot respectively, and pitman arm is enclosed within the rotating shaft, and rotating shaft is installed on subframe by rocker arm support; Last pilot bar and following pilot bar front end connect with the pilot bar adapter plate by ball pivot, and the rear end is bolted to connection with Top Crossbeam and lower cross arm outer end respectively, and the pilot bar adapter plate is captiveed joint with front cross rail.
2. according to claim 1 pair of transverse arm air bellow independent suspension front axle and turn to assembly is characterized in that it is L shaped that pitman arm becomes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201244841U CN203142772U (en) | 2013-03-19 | 2013-03-19 | Double-wishbone air spring independent suspension front axle and steering assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201244841U CN203142772U (en) | 2013-03-19 | 2013-03-19 | Double-wishbone air spring independent suspension front axle and steering assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203142772U true CN203142772U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201244841U Expired - Fee Related CN203142772U (en) | 2013-03-19 | 2013-03-19 | Double-wishbone air spring independent suspension front axle and steering assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203142772U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600633A (en) * | 2013-11-12 | 2014-02-26 | 金龙联合汽车工业（苏州）有限公司 | Modular bus independent suspension |
| CN104029724A (en) * | 2014-05-21 | 2014-09-10 | 湖南易通汽车配件科技发展有限公司 | MacPherson independent suspension front axle assembly with circulating ball steering mechanism |
| CN105882343A (en) * | 2016-05-27 | 2016-08-24 | 郑州精益达汽车零部件有限公司 | Air independent suspension with steering function and for battery electric vehicle driven by wheel edge motor |
-
2013
- 2013-03-19 CN CN2013201244841U patent/CN203142772U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600633A (en) * | 2013-11-12 | 2014-02-26 | 金龙联合汽车工业（苏州）有限公司 | Modular bus independent suspension |
| CN104029724A (en) * | 2014-05-21 | 2014-09-10 | 湖南易通汽车配件科技发展有限公司 | MacPherson independent suspension front axle assembly with circulating ball steering mechanism |
| CN105882343A (en) * | 2016-05-27 | 2016-08-24 | 郑州精益达汽车零部件有限公司 | Air independent suspension with steering function and for battery electric vehicle driven by wheel edge motor |
| CN105882343B (en) * | 2016-05-27 | 2018-03-16 | 郑州精益达汽车零部件有限公司 | The pure electric coach of wheel motor driving is used with the air independent suspension turned to |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20170319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |