CN104029724A - MacPherson independent suspension front axle assembly with circulating ball steering mechanism - Google Patents
MacPherson independent suspension front axle assembly with circulating ball steering mechanism Download PDFInfo
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- CN104029724A CN104029724A CN201410214171.4A CN201410214171A CN104029724A CN 104029724 A CN104029724 A CN 104029724A CN 201410214171 A CN201410214171 A CN 201410214171A CN 104029724 A CN104029724 A CN 104029724A
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- steering
- circulating ball
- front axle
- axle assembly
- macpherson suspension
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Abstract
A MacPherson independent suspension front axle assembly with a circulating ball steering mechanism comprises a circulating ball power-assisted steering device, a steering driving mechanism, a MacPherson independent suspension and a hydraulic disc brake system. The circulating ball power-assisted steering device is arranged on a frame and connected with the MacPherson independent suspension through the steering drive mechanism which is a broken type steering trapezium mechanism. The MacPherson independent suspension comprises a transverse stabilization system. The hydraulic disc brake system is provided with an ABS device. The front axle assembly fills in the blank of adopting the MacPherson independent suspension system and the circulating ball power-assisted steering device steering system which are matched for domestic light commercial vehicles, the front steering trapezium is large in steering power assistance, and ride comfort and controllability of vehicles are improved.
Description
Technical field
The present invention relates to steering front shaft assembly technical field, be specifically related to a kind of circulating ball steering hardware macpherson suspension front axle assembly.
Background technology
China's school bus market outlook are wide, and along with a barrage of school bus gross overload accident occurs, country has promulgated a lot of mandatory provisions, and to safety of school bus, the demand of the traveling comfort of road-holding property and driving improves constantly.Along with the development of city logistics, city light type goods stream car demand is surged simultaneously, and light-duty logistic car meets outside loading demand, and its traveling comfort is required also to improve constantly.The domestic leaf spring dependent suspension for this two classes commercial vehicle/comm..vehicle can not meet the aspect such as riding comfort and road-holding property requirement at present, and the rack-and-gear steering front shaft that manned vehicle adopts simultaneously also cannot meet to be arranged and load-carrying requirement.
What school bus and light-duty truck chassis assembly system were used substantially at present is dependent suspension and Integrated Steering Trapezium, traditional steel spring dependent suspension front axle assembly, and its riding comfort and road-holding property are all poor.Also there is part to adopt school bus and the light-duty truck of gear-rack steering mechanism macpherson suspension, but due to steering effort deficiency and with turned to layout to differ too large in the past, working service high in cost of production factor, makes macpherson suspension be difficult to promote in above-mentioned two class vehicles simultaneously.
Summary of the invention
Technical matters solved by the invention is to provide a kind of band circulating ball steering hardware macpherson suspension front axle assembly, and its road-holding property that travels is high and working service cost is low.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of band circulating ball steering hardware macpherson suspension front axle assembly, comprise circulating ball power-assisted steering device, steering gear and macpherson suspension, wherein circulating ball power-assisted steering device is installed on vehicle frame, is connected with macpherson suspension by steering gear.
Described steering gear is Splitting Ackerman Steering Linkage.
In addition, steering gear comprises: steering drop arm, steering drag link, port rocking arm, turn to right rocking arm, middle intermediate rod, left steering joint, right steering joint, left intermediate rod and right intermediate rod, wherein circulating ball power-assisted steering device is connected with steering drop arm, steering drop arm is connected with steering drag link, steering drag link is connected with port rocking arm, port rocking arm, right rocking arm are connected with middle intermediate rod, port rocking arm, left steering joint are connected by left intermediate rod, turn to right rocking arm, right steering joint to be connected by right intermediate rod.
Described macpherson suspension comprises lower-left transverse arm, bottom right transverse arm, left bumper band spring assembly and right bumper band spring assembly, wherein vehicle frame is fixed in transverse arm one end, transverse arm/bottom right, lower-left, one end is connected with the left steering joint/right steering joint lower end on steering gear in addition, left bumper band spring assembly/right bumper band spring assembly is fixed by bolts to left steering joint/right steering joint upper end, left bumper band spring assembly/right bumper band spring assembly upper end is connected by flexible liner with mount pad on bumper, on bumper, mount pad and vehicle frame are bolted.
In addition, described macpherson suspension also comprises lateral stabilization system, and lateral stabilization system comprises Panhard rod and left and right Panhard rod pull bar, and wherein Panhard rod is connected with left and right lower cross arm by left and right Panhard rod pull bar.
Described band circulating ball steering hardware macpherson suspension front axle assembly also comprises hydraulic disk brake system.
Preferably, described hydraulic disk brake system comprises drg, wheel hub and brake disc, wherein drg is fixed by bolts on the steering swivel on steering gear, after wheel hub is fixing with bolt with brake disc, is connected by hub bearing with the steering swivel on steering gear.
In addition, hydraulic disk brake system is also equipped with ABS anti-lock device.
Compared with prior art, the invention has the advantages that:
Made up the blank of domestic light commercial vehicle employing McPherson suspension system matches circulation steering ball servo steering system with circulating ball steering hardware macpherson suspension front axle assembly, McPherson suspension has reduced nonspring carried mass, improve Vehicle Driving Cycle ride comfort, reduce car load center of gravity, improved the road-holding property that travels; Adopt McPherson suspension system matches circulation steering ball servo steering system, can drive and mate with light-duty truck with the existing school bus of domestic main engine plants, significantly reduce main frame reopening and send out the operator's compartment cost matching with rack-and-gear steering swivel system, solve the not enough problem of steering effort simultaneously, effectively eliminate the phenomenon of the continuous beat of wheel flutter;
Adopt Front Divided Steering Linkage, improved ease of steering and road-holding property, reduce wear on tyres;
Brake disc and wheel hub form by bolts assemblies, and therefore this brake system is split-type structural, and this split-type structural can reach the assembling demand that meets different wheel rims by changing different wheel hubs;
Adopt hydraulic brake, and be equipped with ABS antiblock device, improved the stability of braking, increased driving safety.
Brief description of the drawings
Fig. 1 is the front elevation of preferred embodiment of the present invention.
Fig. 2 is the left view of preferred embodiment of the present invention.
Fig. 3 is the birds-eye view of preferred embodiment of the present invention.
Detailed description of the invention
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Referring to the band circulating ball steering hardware macpherson suspension front axle assembly of Fig. 1, Fig. 2, Fig. 3, this assembly is mainly made up of circulating ball steering booster 1, steering gear, macpherson suspension and hydraulic disk brake system four parts.
Steering gear comprises steering drop arm 18, steering drag link 2, port rocking arm 3, turn to right rocking arm 6, middle intermediate rod 5, right steering joint 12, left steering joint 15, left intermediate rod 4 and right intermediate rod 20, wherein circulating ball power-assisted steering device 1 is connected by spline with steering drop arm 18, steering drop arm 18 is connected by button-head hinge with steering drag link 2, steering drag link 2 adopts button-head hinge to be connected with port rocking arm 3, port rocking arm 3 adopts rotary gemel to be connected with vehicle frame, port rocking arm 3, turn to right rocking arm 6 to be connected by button-head hinge with middle intermediate rod 5, port rocking arm 3, left steering joint 15 connects by left intermediate rod 4 use two ends bulbs, turn to right rocking arm 6, right steering joint 12 connects by right intermediate rod 20 use two ends ends of the bridge.The present invention's employing turns to the steering swivel system of driver with circulating ball power-assisted steering device and divided steering linkage, solve the existing school bus of main engine plants and be difficult to the problem of mating with the deflector of rack-and-gear resistance with light-duty truck driving, greatly reduced main engine plants and again developed the cost of driving; Change the history that domestic common McPherson suspension can only mate with gear gear power-assisted steering device simultaneously.This steering swivel system reasonable Arrangement steering trapezium, significantly reduces left and right turn wheel corner Ackermam error, improves ease of steering and road-holding property, has reduced wear on tyres; Intermediate rod 5 simultaneously, left intermediate rod 4, right intermediate rod 20 are all straight lines, and technique is better with performance, and power transmission is more steady, and efficiency is higher.
Macpherson suspension comprises lower-left transverse arm 9, bottom right transverse arm 7, left bumper band spring assembly 10 and right bumper band spring assembly 21, wherein transverse arm 9 one end in lower-left are connected by button-head hinge with the left steering joint 15 on steering gear, the other one end of lower-left transverse arm 9 is fixed on vehicle frame by rotary gemel, left bumper band spring assembly 10 use bolts are fixed on left steering and save 15 upper ends, left bumper band spring assembly 10 upper ends are connected by flexible liner with mount pad on bumper 11, and on bumper, mount pad 11 is bolted with vehicle frame.Bottom right transverse arm 7 and right bumper band spring assembly 21 and lower-left transverse arm 9 and left bumper band spring assembly 10 symmetries, do not repeat them here.The elastic element of McPherson suspension system is coil spring, compact conformation, and suspension offset frequency is low, reduces the Frame and Body being caused by Uneven road and vibrates, and improves travelling comfort; Reduce nonspring carried mass simultaneously, improved Vehicle Driving Cycle ride comfort.Macpherson suspension also comprises lateral stabilization system, lateral stabilization system comprises Panhard rod 8, right Panhard rod pull bar 13 and left lateral stability pull bar 14, and wherein Panhard rod 8 is connected with bottom right transverse arm 7, lower-left transverse arm 9 by right Panhard rod pull bar 13, left lateral stability pull bar 14.Lateral stabilization system has improved running car roll rate and road-holding property.
Hydraulic disk brake system comprises drg 17, wheel hub 19 and brake disc 16, and wherein drg 17 is fixed by bolts on the left steering joint 15 on steering gear, after wheel hub 19 is fixing with brake disc 16 use bolts, is connected by hub bearing with left steering joint 15.Brake disc and wheel hub form by bolts assemblies, and therefore this brake system is split-type structural, and this split-type structural can reach the assembling demand that meets different wheel rims by changing different wheel hubs.Wheel rim corresponding to hydraulic disk brake system is 16 cun of wheel rims, and lock torque is larger, can adapt to axle load and be the vehicle bridge of 1.2 to 1.8 tons.In order to make brake system stable, improve driving safety, this brake system has also been assembled ABS anti-lock device.
More than show and described groundwork of the present invention and principal character and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (8)
1. a band circulating ball steering hardware macpherson suspension front axle assembly, it is characterized in that, comprise circulating ball power-assisted steering device, steering gear and macpherson suspension, wherein circulating ball power-assisted steering device is installed on vehicle frame, is connected with macpherson suspension by steering gear.
2. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 1, is characterized in that, described steering gear is Splitting Ackerman Steering Linkage.
3. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 2, it is characterized in that, described steering gear comprises: steering drop arm, steering drag link, port rocking arm, turn to right rocking arm, middle intermediate rod, left steering joint, right steering joint, left intermediate rod and right intermediate rod, wherein circulating ball power-assisted steering device is connected with steering drop arm, steering drop arm is connected with steering drag link, steering drag link is connected with port rocking arm, port rocking arm, turn to right rocking arm to be connected with middle intermediate rod, port rocking arm, left steering joint is connected by left intermediate rod, turn to right rocking arm, right steering joint is connected by right intermediate rod.
4. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 3, it is characterized in that, described macpherson suspension comprises lower-left transverse arm, bottom right transverse arm, left bumper band spring assembly and right bumper band spring assembly, wherein vehicle frame is fixed in transverse arm one end, transverse arm/bottom right, lower-left, one end is connected with the left steering joint/right steering joint lower end on steering gear in addition, left bumper band spring assembly/right bumper band spring assembly is fixed by bolts to left steering joint/right steering joint upper end, left bumper band spring assembly/right bumper band spring assembly upper end is connected by flexible liner with mount pad on bumper, on bumper, mount pad and vehicle frame are bolted.
5. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 4, it is characterized in that, described macpherson suspension also comprises lateral stabilization system, lateral stabilization system comprises Panhard rod and left and right Panhard rod pull bar, and wherein Panhard rod is connected with left and right lower cross arm by left and right Panhard rod pull bar.
6. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 1, is characterized in that, also comprises hydraulic disk brake system.
7. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 6, it is characterized in that, described hydraulic disk brake system comprises drg, wheel hub and brake disc, wherein drg is fixed by bolts on the steering swivel on steering gear, after wheel hub is fixing with bolt with brake disc, is connected by hub bearing with the steering swivel on steering gear.
8. band circulating ball steering hardware macpherson suspension front axle assembly according to claim 7, is characterized in that, hydraulic disk brake system is also equipped with ABS anti-lock device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214171.4A CN104029724A (en) | 2014-05-21 | 2014-05-21 | MacPherson independent suspension front axle assembly with circulating ball steering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214171.4A CN104029724A (en) | 2014-05-21 | 2014-05-21 | MacPherson independent suspension front axle assembly with circulating ball steering mechanism |
Publications (1)
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| CN104029724A true CN104029724A (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410214171.4A Pending CN104029724A (en) | 2014-05-21 | 2014-05-21 | MacPherson independent suspension front axle assembly with circulating ball steering mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905159A (en) * | 2016-05-16 | 2016-08-31 | 云南航天神州汽车有限公司 | Three-section tie rod steering linkage rod system |
| CN106627016A (en) * | 2016-12-26 | 2017-05-10 | 江西韵动新能源科技有限公司 | Automotive longitudinal and transverse arm independent suspension system |
| CN107415675A (en) * | 2017-05-08 | 2017-12-01 | 中国第汽车股份有限公司 | A kind of automobile chassis of integrated wheel motor drive device |
| CN110001381A (en) * | 2019-04-16 | 2019-07-12 | 智导灵(苏州)智能科技有限公司 | A kind of new-energy automobile wheel side separated type drive assembly |
| WO2022041665A1 (en) * | 2020-08-30 | 2022-03-03 | 深圳市普渡科技有限公司 | Chassis having reversing transmission suspension, and robot |
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| US4306638A (en) * | 1978-07-14 | 1981-12-22 | General Motors Corporation | Shock absorber for automotive suspension |
| CN201347126Y (en) * | 2008-12-16 | 2009-11-18 | 上海科曼车辆部件系统有限公司 | Bent ball joint steering system for light and medium vehicles |
| CN201538206U (en) * | 2009-10-13 | 2010-08-04 | 北汽福田汽车股份有限公司 | Front independent suspension system and automobile provided with front independent suspension system |
| CN201856751U (en) * | 2010-11-05 | 2011-06-08 | 诸城市义和车桥有限公司 | ABS (antilock brake system) device suspended in front of Pickup truck |
| CN202986705U (en) * | 2012-11-07 | 2013-06-12 | 上海通用汽车有限公司 | MacPherson type suspension for automobile |
| CN203142772U (en) * | 2013-03-19 | 2013-08-21 | 湖南易通汽车配件科技发展有限公司 | Double-wishbone air spring independent suspension front axle and steering assembly |
| CN103310047A (en) * | 2013-05-30 | 2013-09-18 | 同济大学 | Optimization method facing lateral force of Macpherson suspension shock absorber |
-
2014
- 2014-05-21 CN CN201410214171.4A patent/CN104029724A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4306638A (en) * | 1978-07-14 | 1981-12-22 | General Motors Corporation | Shock absorber for automotive suspension |
| CN201347126Y (en) * | 2008-12-16 | 2009-11-18 | 上海科曼车辆部件系统有限公司 | Bent ball joint steering system for light and medium vehicles |
| CN201538206U (en) * | 2009-10-13 | 2010-08-04 | 北汽福田汽车股份有限公司 | Front independent suspension system and automobile provided with front independent suspension system |
| CN201856751U (en) * | 2010-11-05 | 2011-06-08 | 诸城市义和车桥有限公司 | ABS (antilock brake system) device suspended in front of Pickup truck |
| CN202986705U (en) * | 2012-11-07 | 2013-06-12 | 上海通用汽车有限公司 | MacPherson type suspension for automobile |
| CN203142772U (en) * | 2013-03-19 | 2013-08-21 | 湖南易通汽车配件科技发展有限公司 | Double-wishbone air spring independent suspension front axle and steering assembly |
| CN103310047A (en) * | 2013-05-30 | 2013-09-18 | 同济大学 | Optimization method facing lateral force of Macpherson suspension shock absorber |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905159A (en) * | 2016-05-16 | 2016-08-31 | 云南航天神州汽车有限公司 | Three-section tie rod steering linkage rod system |
| CN106627016A (en) * | 2016-12-26 | 2017-05-10 | 江西韵动新能源科技有限公司 | Automotive longitudinal and transverse arm independent suspension system |
| CN106627016B (en) * | 2016-12-26 | 2023-04-07 | 江西韵动新能源科技有限公司 | Automobile longitudinal and transverse arm independent suspension |
| CN107415675A (en) * | 2017-05-08 | 2017-12-01 | 中国第汽车股份有限公司 | A kind of automobile chassis of integrated wheel motor drive device |
| CN110001381A (en) * | 2019-04-16 | 2019-07-12 | 智导灵(苏州)智能科技有限公司 | A kind of new-energy automobile wheel side separated type drive assembly |
| WO2022041665A1 (en) * | 2020-08-30 | 2022-03-03 | 深圳市普渡科技有限公司 | Chassis having reversing transmission suspension, and robot |
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Application publication date: 20140910 |