CN103121387B - MacPherson air suspension and assembly method thereof - Google Patents
MacPherson air suspension and assembly method thereof Download PDFInfo
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- CN103121387B CN103121387B CN201310049224.7A CN201310049224A CN103121387B CN 103121387 B CN103121387 B CN 103121387B CN 201310049224 A CN201310049224 A CN 201310049224A CN 103121387 B CN103121387 B CN 103121387B
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Abstract
A MacPherson air suspension comprises a cross stabilizer bar, two strut assemblies arranged on the left side and the right side of the cross stabilizer bar, a left steering knuckle, a right steering knuckle, a left lower suspension arm, a right lower suspension arm and a left-right stabilizer bar connection push rod connecting the cross stabilizer bar and the strut assemblies. Each strut assembly comprises a front shock absorber and an air spring assembly integrated on the front shock absorber, and the front shock absorber is fastened with the lower support of the front shock absorber through bolts. The upper ends of the left steering knuckle and right steering knuckle are respectively connected with the upper portion of the lower support of the front shock absorber through ball pin fittings, the lower portions of the left steering knuckle and right steering knuckle are connected with shaft sleeve connection plates of the steering knuckles through shaft pins and are connected with the lower portion of the lower support of the front shock absorber through the shaft sleeve connection plates, and the left steering knuckle and right steering knuckle respectively form an integrated frame structure with the lower support of the front shock absorber. The central connection line of the ball joints of the ball pin fittings and the shaft sleeves of the shaft sleeve connection plates of the steering knuckles is a main pin axis a. The MacPherson air suspension can meet the requirements of an automobile under various loading conditions, and ideal comfortable ride comfort can be obtained.
Description
Technical field
The present invention relates to the type front independent suspension mechanism of vehicle, particularly a kind of Mai Fuxun air suspension and assembly method thereof.
Background technology
The automobile front suspension of existing market is much the suspension adopting MacPherson type, as shown in Figure 6, existing McPherson suspension is made up of pillar assembly 1a, steering swivel 2a, lower swing arm 3a, Panhard rod 4a and stabilizer bar connecting bar 5a etc., its B-C post assembly is installed concentratedly by coil spring 6a, bump rubber 7a, front overhang bearing 8a and surface bearing 9a etc. and formed on shock absorber, and pillar assembly is installed on steering swivel by the steering knuckle support 10a on shock absorber; In working process, tire be subject to the various impulsive force in road surface be all by coil spring and shock absorber buffering, damping, be finally delivered on vehicle body; Meanwhile, shock absorber strut is also double to play the guiding role, and in the course of the work, this kind of structure exists following problem:
1) helical spring rigidity is linear, and can not meet the offset frequency requirement under different loads, traveling comfort is relatively poor;
2) resistance of shock absorber is uncontrollable, can not well and elastic parts characteristics match, and the ride comfort of automobile is relative with operational stability poor;
3) whole front suspension is stressed is all be delivered to vehicle body by shock absorber strut, the directional tagging of wheel steering of simultaneously also having held concurrently, and the stressed complexity of whole pillar, affects the fatigue life of shock absorber strut;
4) positional parameter of wheel is along with the beat response inaccuracy hung, and simultaneously on high-performance front drive vehicle, easily amplifies acceleration deviation phenomenon when vehicle acceleration; And in wheel hopping process, wheel alignment parameter changes greatly, and therefore suspension property characteristic is unstable; Greatly, shock absorber service condition is complicated in the load condition change of automobile, and traditional McPherson strut can not meet people to good comfort and the requirement manipulating stability.
Summary of the invention
The object of the present invention is to provide and a kind of Mai Fuxun air suspension after improving has been carried out to traditional McPherson suspension structure, this Mai Fuxun air suspension can improve the control stability of existing MacPherson type front suspension and smooth-going performance, realize good suspension moving characteristics, to solve the problems referred to above that prior art exists, present invention also offers the assembly method of this Mai Fuxun air suspension.
The technical scheme of dealing with problems is: a kind of Mai Fuxun air suspension, comprise Panhard rod, be positioned at two pillar assemblies on the left and right both sides of Panhard rod, left and right steering swivel, left and right lower swing arm and the left and right stabilizer rod that Panhard rod is connected with pillar assembly is connected push rod; It is characterized in that:
The air spring assembly that described pillar assembly comprises front shock absorber and is integrated on front shock absorber, described front shock absorber and front lower support of shock absorber are tightened by bolt;
The upper end of described left and right steering swivel is connected by ball pin component with front lower support of shock absorber top respectively, the bottom of left and right steering swivel is connected with the axle sleeve connecting panel of steering swivel by pivot pin, and axle sleeve connecting panel is connected with the bottom of front lower support of shock absorber by this, left and right steering swivel respectively with the framed structure of front being integrally formed of lower support of shock absorber in two, left and right;
Described ball pin component is made up of bulb and ball cap, and the axle sleeve line of centres of the bulb of ball pin component and the axle sleeve connecting panel of steering swivel is main pin axis a, and ball pin component, axle sleeve connecting panel form the structure of vehicle wheel rotation central axis.
Its further technical scheme is: described front shock absorber is magnetorheological pump type mutative damp shock absorber.
Its further technical scheme is: described air spring assembly is electronic air suspension.
Its further technical scheme be: adopt bulb connecting panel or antifriction-bearing box connecting panel or needle bearing connecting panel to replace axle sleeve connecting panel and ball pin component to form the structure of vehicle wheel rotation central axis.
Another relevant technical scheme is: the assembly method of above-mentioned Mai Fuxun air suspension, it comprises the following steps
:
A. each for the front lining of the back bush of lower swing arm, lower swing arm 2 are pressed in lower-left swing arm and bottom right swing arm respectively; By the centre hole of 4 linings, with 4 bolts and 4 flange jam nuts, respectively lower-left swing arm and bottom right swing arm are assembled on subframe;
B. with 6 bolts, 2 air spring assembly upper ends are installed on vehicle body respectively, with 2 bolts and 2 nuts, two front shock absorber lower ends are respectively fixed on two front lower support of shock absorbers again, an air spring assembly nut are connected on the damper stem of front shock absorber simultaneously;
C. by 2 lower ball pins, left and right stabilizer rod push rod is installed to the two ends of stabilizer rod; With 2 rubber-bushed stabilizer rod fixed supports and bolt, stabilizer rod is fixed on subframe, then by 2 upper ball pins, left and right stabilizer rod push rod is installed on two the front shock absorbers in left and right respectively;
D. by lower bracket lining totally 4 be press fit into respectively left and right two front lower support of shock absorbers in; By the centre hole of 4 linings, with 4 bolts and 4 flange face jam nuts, respectively the front lower support of shock absorber in two, left and right is assembled on left and right lower swing arm;
E. with 4 bolts and 4 jam nuts, the ball pin component of 2 steering swivels is installed on two the front lower support of shock absorbers in left and right, more respectively the ball pin component of 2 steering swivels is connected on left and right steering swivel with 2 nuts; With the pivot pin of 2 steering swivels, the axle sleeve connecting panel of 2 steering swivels is connected respectively on left and right steering swivel, be connected respectively in two the front lower support of shock absorbers in left and right by axle sleeve connecting panel now with 4 bolts and 4 nuts, left and right steering swivel connects and composes integrated tower structure with the front lower support of shock absorber in two, left and right respectively again;
F. left and right front wheel hub assembly, wheel etc. are contained in respectively on left steering joint and right steering joint.
Owing to adopting technique scheme, the Mai Fuxun air suspension of the present invention and assembly method thereof possess following beneficial effect: 1. air spring assembly 18 combines with shock absorber 1, compact conformation, take up room little, do not need the structure and layout redesigning engine cabin, existing platform can be directly applied to, save cost and R & D Cost.
2. main pin axis is separated with shock absorber strut, makes shock absorber, spring stress more simple, improves the shock absorber life-span and effectively reduce noise, abnormal sound, reducing the eccentric wear equal loss of tire, extending tire life:
1) the Mai Fuxun air suspension of the present invention has liberated the steering-effecting of shock absorber strut upper extreme point, point on kingpin axis is moved on to the ball pin component 11 of steering swivel upper end, the McPherson suspension that such Kingpin inclination angle is relatively traditional, decrease a lot, when making to turn to, the inclination angle loss of wheel reduces, the angle on wheel tyre surface and ground is less, keep better stickiness, the sensing performance of lifting vehicle in the middle of bend, this also can help the eccentric wear equal loss reducing tire simultaneously, extends tire life;
2) wheel center becomes reduction to the vertical distance of new main pin axis, the moment just corresponding reduction that wheel rotates around main pin axis, for the front drive vehicle of high-output engine, can slow down acceleration deviation phenomenon; Simultaneously along with the reduction of Kingpin inclination angle, the roll center of suspension is elongated, being suspended in up-and-down movement process and can keeping outward camber angular rate of change in a relatively little value range, also slowing down the deviation phenomenon of vehicle when accelerating.
3. left and right steering swivel 2,3 respectively lower support of shock absorber 17 connection structure front with two, left and right become integrated tower structure, structural strength promotes, improve the integral rigidity hung, anti-side is inclined, performance boost of leaning forward, spring stress is simpler, stability promotes to some extent, and wheel is also more accurate with the swinging track hung.
4. air spring assembly and front shock absorber are all adjustable unit, mutually can mate under different operating mode, ensure that good ride comfort and the manipulation stability of vehicle:
1) rigidity of air bellow is adjustable, well can ensure the offset frequency of car load, makes vehicle can keep good traveling comfort under various regimes; Because spring stiffness automatically regulates, it is more reasonable to coordinate with bump rubber like this, also makes be improved greatly the fatigue life of bump rubber;
2) shock absorber of adjustable damping formula, can be good at the elastic behavior responding car load, improves ride of vehicle, strengthen the adhesive ability on wheel and ground.
Below in conjunction with drawings and Examples, the Mai Fuxun air suspension of the present invention and the technical characteristic of assembly method thereof are described further.
Accompanying drawing explanation
Fig. 1 is Mai Fuxun air suspension structure schematic diagram (symmetrical) of the present invention;
Front view when Fig. 2 is Mai Fuxun air suspension structure of the present invention zero load;
Fig. 3 is the birds-eye view of Fig. 2;
Fig. 4 is the lateral plan of Fig. 2;
Fig. 5 is the partial view of Fig. 2;
Fig. 6 is traditional McPherson suspension structural representation;
Fig. 7 is the new main pin axis a of Mai Fuxun the air suspension structure of the present invention and position versus figure of traditional main pin axis b;
Fig. 8-1 is the axle sleeve connecting board structure figure of Mai Fuxun air suspension of the present invention;
Fig. 8-2 is the bulb connection mode structural representation of the bulb connecting panel of replaceable axle sleeve connecting panel;
Fig. 8-3 is the antifriction-bearing box connection mode structural representation of the antifriction-bearing box connecting panel of replaceable axle sleeve connecting panel;
Fig. 8-4 is the needle bearing connection mode structural representation of the needle bearing connecting panel of replaceable axle sleeve connecting panel.
In figure:
The pivot pin of 1-front shock absorber, 2-left steering joint, 3-right steering joint, 4-lower swing arm, 5-stabilizer rod, 6-rubber-bushed stabilizer rod fixed support, 7-stabilizer rod push rod, 8-lower ball pin, 9-above ball pin, the axle sleeve connecting panel of 10-steering swivel, 10a-bulb connecting panel, 10b-antifriction-bearing box connecting panel, 10c-needle bearing connecting panel;
The electric control valve of the lining of the back bush of 11-ball pin component, 111-bulb, 112-ball cap, 12-front wheel hub assembly, the swing arm of 13-lower-left, the swing arm of 14-bottom right, 15-lower swing arm, the front lining of 16-lower swing arm, 17-front lower support of shock absorber, 18-air spring assembly, 19-lower bracket, 20-steering swivel pivot pin, 21-shock absorber;
All the other labels are explained see in literary composition.
Detailed description of the invention
A kind of Mai Fuxun air suspension, as shown in Fig. 1 ~ Fig. 5, this Mai Fuxun air suspension comprises Panhard rod 5, is positioned at two pillar assemblies on the left and right both sides of Panhard rod 5, left and right steering swivel 2,3, left and right lower swing arm 13, the 14 and left and right stabilizer rod that Panhard rod 5 is connected with pillar assembly is connected push rod 7; Because this structure is symmetrical, below so that concrete structure and annexation to be described, generally no longer indicate left or right;
The air spring assembly 18 that described pillar assembly comprises front shock absorber 1 and is integrated on front shock absorber 1; Front shock absorber 1 is tightened by bolt with front lower support of shock absorber 17;
The upper end of described steering swivel is connected by ball pin component 11 with front lower support of shock absorber 17 top respectively, the bottom of left and right steering swivel 2,3 is connected with the axle sleeve connecting panel 10 of steering swivel by steering swivel pivot pin 20, and axle sleeve connecting panel 10 is connected with the bottom of front lower support of shock absorber 17 by this, left and right steering swivel 2,3 respectively with the framed structure of front being integrally formed of shock absorber 1 lower bracket 17;
Described ball pin component 11 is made up of (see Fig. 5) bulb 111 and ball cap 112, and the bulb 111 of ball pin component is main pin axis a with the axle sleeve line of centres of the axle sleeve connecting panel 10 of steering swivel; Ball pin component 11, axle sleeve connecting panel 10 form the structure of vehicle wheel rotation central axis.
The axle sleeve connecting panel 10 of described steering swivel comprises axle sleeve 101 and connecting panel 102(see Fig. 8-1).
Described front shock absorber 1 is magnetorheological pump type mutative damp shock absorber, with electric control valve 21 on it.
Described air spring assembly 18 is electronic air suspensions.
One as the embodiment of the present invention converts, and bulb connecting panel 10a or antifriction-bearing box connecting panel 10b or needle bearing connecting panel 10c also can be adopted to replace axle sleeve connecting panel 10 and ball pin component 11 to form the structure of vehicle wheel rotation central axis.
Described bulb connecting panel 10a comprises bulb 101a and connecting panel 102a(see Fig. 8-2), described antifriction-bearing box connecting panel 10b comprises antifriction-bearing box 101b and connecting panel 102b(see Fig. 8-3), described needle bearing connecting panel 10c comprises needle bearing 101c and connecting panel 103c(see Fig. 8-4).
The fitting process of Mai Fuxun air suspension of the present invention is as follows:
A. each for the front lining 16 of the back bush 15 of lower swing arm, lower swing arm 2 are pressed in lower-left swing arm 13 and bottom right swing arm 14 respectively; By the centre hole of 4 linings, with 4 bolts and 4 flange jam nuts, respectively lower-left swing arm 13 and bottom right swing arm 14 are assembled on subframe;
B. with 6 bolts, 2 air spring assembly 18 upper ends are installed on vehicle body respectively, with 2 bolts and 2 nuts, two front shock absorber 1 lower ends are respectively fixed on two front lower support of shock absorbers 17 again, air spring assembly 18 are connected to a nut on the damper stem of front shock absorber 1 simultaneously;
C. by 2 lower ball pins 8, left and right stabilizer rod push rod 7 is installed to the two ends of stabilizer rod 5; With 2 rubber-bushed stabilizer rod fixed supports 6 and bolt, stabilizer rod 5 is fixed on subframe, then by 2 upper ball pins 9, left and right stabilizer rod push rod 7 is installed on two the front shock absorbers 1 in left and right respectively;
D. by lower bracket lining 19 totally 4 be press fit into respectively left and right two front lower support of shock absorbers 17 in; By the centre hole of 4 linings, with 4 bolts and 4 flange face jam nuts, respectively front for two, left and right lower support of shock absorber 17 is assembled on left and right lower swing arm 13,14;
E. with 4 bolts and 4 jam nuts, the ball pin component 11 of 2 steering swivels is installed on two the front lower support of shock absorbers 17 in left and right, more respectively the ball pin component 11 of 2 steering swivels is connected on left and right steering swivel 2,3 with 2 nuts; With the pivot pin 20 of 2 steering swivels, the axle sleeve connecting panel 10 of 2 steering swivels is connected respectively on left and right steering swivel 2,3, be connected respectively in two the front lower support of shock absorbers 17 in left and right by axle sleeve connecting panel now with 4 bolts and 4 nuts, left and right steering swivel 2,3 connects and composes integrated tower structure with the front lower support of shock absorber in two, left and right respectively again;
F. left and right front wheel hub assembly 12, wheel etc. are contained in respectively on left steering joint 2 and right steering joint 3.
Principle of work and the working process of Mai Fuxun air suspension of the present invention are as follows: because Mai Fuxun air suspension is symmetrical, below just principle of work of the present invention to be described on the left of Mai Fuxun air suspension and to further illustrate beneficial effect of the present invention:
1. in vehicle travel process, tire is subject to the antagonistic force on ground, be delivered on vehicle body and subframe by the ball pin component 11 of wheel, front wheel hub assembly 12, steering swivel 2, steering swivel, air spring assembly 18, the axle sleeve connecting panel 10 of steering swivel, lower-left swing arm 13, the back bush 15 of lower swing arm, the front lining 16 etc. of lower swing arm, relax uneven road surface to the impact of vehicle body.
2. when vehicle is under different operating mode, front shock absorber 1 and air spring assembly 18 all can adjust, mate the suspension rate of absorber damping force and front overhang according to the stressing conditions of tire, make vehicle not make because of the change of load ride comfort and comfort type be worsened, meet the requirements at the higher level of people to automotive performance.
3. steering swivel 2 is connected with the ball pin component 11 of steering swivel and the axle sleeve connecting panel 10 of steering swivel respectively, define new main pin axis a, relative to the line put under point on traditional main pin axis b(shock absorber and steering swivel in the isogonal situation of shock absorber), Kingpin inclination angle α diminishes β-α (see Fig. 7), when making to turn to, the inclination angle loss of wheel reduces, the angle on wheel tyre surface and ground is less, keep better stickiness, the sensing performance of lifting vehicle in the middle of bend, this also can help the eccentric wear equal loss reducing tire simultaneously, extends tire life.
4. new main pin axis changes, and when making wheel steering, front shock absorber 1 no longer plays steering-effecting.That is relatively original more simple of the stressing conditions of front shock absorber 1, the air spring assembly 18 being integrated in shock absorber is stressed more reasonable, improves the fatigue life of shock absorber and air spring assembly.
5. for f-w-d, the behavior of structure of horizontal engine left and right semiaxis Length discrepancy, add that when suddenly accelerating, Mai Fuxun suspension causes the lifting of headstock to the inadequate natural endowment of " new line " rejection ability, cause Camber angle to change the mechanical transmission components such as (grabbing ground effect change) and universal-joint and change the efficiency change making transferring power with angle, be easy to make left and right sidesing driving wheel be discharged into ground moment of torsion when meeting powerful moment of torsion output not reciprocity, make headstock that the torsion of left and right occur; Suspension frame structure of the present invention, new main pin axis is more near wheel center, and the arm of force that propulsive effort is applied to main pin axis reduces, and the moment that such wheel rotates around main pin axis just reduces, and slow down the acceleration sideslip of vehicle.
6. vehicle is when forcing speed, and headstock lifts, and suspension is elongated, and camber angle, towards the change of positive camber angle, makes vehicle can not keep the state of straight-line travelling; The reduction of the Kingpin inclination angle of the present invention's " Mai Fuxun air suspension ", and height of roll center adjustability becomes large, being suspended in up-and-down movement process and can keeping outward camber angular rate of change in a relatively little value range, slow down the deviation phenomenon of vehicle when accelerating.
In sum, Mai Fuxun air suspension of the present invention can meet the requirement of automobile under various load condition, obtains ideal comfortable ride comfort; The compact conformation of McPherson suspension, the feature of fast response time can be continued, the anti-side that can improve again car is inclined, lean forward performance, improve wheel with the swinging track hung, also can better suppress to accelerate deviation phenomenon; Make automobile in structure, traveling comfort, road-holding property etc. all tool be significantly improved.
Claims (1)
1. the assembly method of Yi Zhong Mai Fuxun air suspension, described Mai Fuxun air suspension comprises stabilizer rod (5), is positioned at two pillar assemblies on stabilizer rod (5) left and right both sides, left and right steering swivel (2,3), left and right lower swing arm (13,14) and left and right stabilizer rod push rod (7) that stabilizer rod (5) is connected with pillar assembly;
Described pillar assembly comprises front shock absorber (1) and is integrated in the air spring assembly (18) on front shock absorber (1), and described front shock absorber (1) and front lower support of shock absorber (17) are tightened by bolt;
The upper end of described left and right steering swivel (2,3) is connected by ball pin component (11) with front lower support of shock absorber (17) top respectively, the bottom of left and right steering swivel (2,3) is connected with the axle sleeve connecting panel (10) of steering swivel by pivot pin (20), and axle sleeve connecting panel (10) is connected with the bottom of front lower support of shock absorber (17) by this, left and right steering swivel (2,3) respectively with the framed structure of front lower support of shock absorber (17) being integrally formed;
Described ball pin component (11) is made up of bulb (111) and ball cap (112), the bulb (111) of ball pin component is main pin axis a with the axle sleeve line of centres of the axle sleeve connecting panel (10) of steering swivel, and ball pin component (11), axle sleeve connecting panel (10) form the structure of vehicle wheel rotation central axis;
It is characterized in that: the assembly method of described Mai Fuxun air suspension comprises the following steps:
A. each for the front lining (16) of the back bush (15) of lower swing arm, lower swing arm 2 are pressed in lower-left swing arm (13) and bottom right swing arm (14) respectively; By the centre hole of 4 linings, with 4 bolts and 4 flange jam nuts, respectively lower-left swing arm (13) and bottom right swing arm (14) are assembled on subframe;
B. 6 bolts are used to be installed to respectively on vehicle body 2 air spring assembly (18) upper ends, use 2 bolts and 2 nuts to be respectively fixed on two front lower support of shock absorbers (17) by two front shock absorber (1) lower ends again, air spring assembly (18) nut is connected on the damper stem of front shock absorber (1) simultaneously;
C. by 2 lower ball pins (8), left and right stabilizer rod push rod (7) is installed to the two ends of stabilizer rod (5); With 2 rubber-bushed stabilizer rod fixed supports (6) and bolt, stabilizer rod (5) is fixed on subframe, then by 2 upper ball pins (9), left and right stabilizer rod push rod (7) is installed on two the front shock absorbers (1) in left and right respectively;
D. by lower bracket lining (19) totally 4 be press fit into respectively left and right two front lower support of shock absorbers (17) in; By the centre hole of 4 linings, with 4 bolts and 4 flange face jam nuts, respectively two, left and right front lower support of shock absorber (17) is assembled on left and right lower swing arm (13,14);
E. use 4 bolts and 4 jam nuts to be installed to by the ball pin component (11) of 2 steering swivels on two the front lower support of shock absorbers (17) in left and right, then use 2 nuts respectively the ball pin component (11) of 2 steering swivels to be connected on left and right steering swivel (2,3); With the pivot pin (20) of 2 steering swivels, the axle sleeve connecting panel (10) of 2 steering swivels is connected respectively on left and right steering swivel (2,3), be connected respectively in two the front lower support of shock absorbers (17) in left and right by axle sleeve connecting panel now with 4 bolts and 4 nuts, left and right steering swivel (2,3) connects and composes integrated tower structure with the front lower support of shock absorber in two, left and right respectively again;
F. left and right front wheel hub assembly (12), wheel are contained in left steering joint (2) and right steering joint (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310049224.7A CN103121387B (en) | 2013-02-07 | 2013-02-07 | MacPherson air suspension and assembly method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310049224.7A CN103121387B (en) | 2013-02-07 | 2013-02-07 | MacPherson air suspension and assembly method thereof |
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| Publication Number | Publication Date |
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| CN103121387A CN103121387A (en) | 2013-05-29 |
| CN103121387B true CN103121387B (en) | 2015-07-22 |
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| CN201310049224.7A Expired - Fee Related CN103121387B (en) | 2013-02-07 | 2013-02-07 | MacPherson air suspension and assembly method thereof |
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| CN104875574B (en) * | 2015-06-23 | 2017-06-09 | 安徽江淮汽车集团股份有限公司 | A kind of macpherson suspension assembly |
| CN105798196B (en) * | 2016-04-26 | 2017-09-29 | 李志联 | The composite molding technique of electric automobile chassis suspension assembly |
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| CN106627024A (en) * | 2016-12-01 | 2017-05-10 | 浙江吉利控股集团有限公司 | Macpherson independent suspension structure |
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| DE102017222757A1 (en) * | 2017-12-14 | 2019-06-19 | Bayerische Motoren Werke Aktiengesellschaft | Wheel carrier of a vehicle with a receptacle for a tie rod |
| CN109186835B (en) * | 2018-09-05 | 2020-12-01 | 北京强度环境研究所 | Single-degree-of-freedom elastic limiting force measuring device |
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| CN101722807A (en) * | 2009-12-25 | 2010-06-09 | 奇瑞汽车股份有限公司 | Mcpherson suspension connecting structure |
| CN102490563A (en) * | 2011-12-28 | 2012-06-13 | 北京长安汽车工程技术研究有限责任公司 | Macpherson suspension system |
| CN102887042A (en) * | 2012-09-26 | 2013-01-23 | 柳州孔辉汽车科技有限公司 | Independent front suspension with transversely arranged steel plate spring |
| CN203198673U (en) * | 2013-02-07 | 2013-09-18 | 柳州孔辉汽车科技有限公司 | Macphersan air suspension |
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| CN103121387A (en) | 2013-05-29 |
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