CN106184361A - A kind of double-front axle automobile steering system - Google Patents
A kind of double-front axle automobile steering system Download PDFInfo
- Publication number
- CN106184361A CN106184361A CN201610686679.3A CN201610686679A CN106184361A CN 106184361 A CN106184361 A CN 106184361A CN 201610686679 A CN201610686679 A CN 201610686679A CN 106184361 A CN106184361 A CN 106184361A
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- CN
- China
- Prior art keywords
- bridge
- front axle
- steering
- junction point
- transition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/18—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by power transmitting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/16—Arrangement of linkage connections
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The present invention relates to a kind of double-front axle automobile steering system, include steering gear, steering gear rocking arm, a bridge Drag link, transition Drag link, the first front axle steering knuckle arm, two bridge Drag links, the second front axle steering knuckle arm, the first propons, the second propons, a bridge knuckle, two bridge knuckles and transition rocker arm assembly including subcontracting.The steering of the present invention, compared with existing steering, eliminates a transitional pull rod and a transition rocker arm assembly, and structure is simpler, reduces system weight, saves manufacturing cost；Simultaneously because eliminating a transitional pull rod and a transition rocker arm assembly, decrease a revolute and two ball pivot points, reduce the loss of steering force, turn to lighter；The free clearance of steering reduces, and turns to more accurate；The steering arrangement space of the present invention is compact, can save arrangement space；And this steering is applicable to the vehicle that the second propons can promote.
Description
Technical field
The invention belongs to automobile steering system technical field, particularly relate to a kind of double-front axle automobile steering system.
Background technology
The automobile that double-front axle turns to refers to the automobile with two steeraxles, compares single many steeraxles of propons car, institute
Can carry more load-carrying, along with the national economic development, double-front axle car of turning direction becomes the development trend of road transport vehicle.
As it is shown in figure 1, turn to the steering of vehicle for being now widely used for double-front axle, including steering gear 1, steering gear
Rocking arm 2, First Transition pull bar 3, bridge Drag link the 4, first front axle steering knuckle arm 5, First Transition rocking arm the 6, second transitional pull rod
7, the second transition rocker arm 8, two bridge Drag link 9, servo-cylinder 10, servo-cylinder support the 11, second front axle steering knuckle arm 12, plate spring lifting lug
Support 13, leaf spring the 14, first propons 15 and the second propons 16.
Prior art passes through two transition rocker arm and four steering drag links by turning that steering gear and servo-cylinder export
Being delivered to two propons to power, wherein steering gear drives steering gear rocking arm to rotate, and servo-cylinder promotes the second transition rocker arm to rotate.
There is structure complexity in the steering of prior art, heavy, manufacturing cost is high；Steering force transmission mechanism is many, turns to
Drag is big, causes the loss of steering force；Because mechanism is complicated, after the accumulation of each flexural pivot internal clearance, produce bigger freedom
Gap, cause turn to insensitive.
Summary of the invention
It is an object of the invention to provide a kind of double-front axle automobile steering system, to solve steering system structural complexity, to manufacture
Cost is high, turns to drag big and turns to insensitive problem.
The present invention is achieved by the following technical solutions:
A kind of double-front axle automobile steering system, including steering gear, steering gear rocking arm, a bridge Drag link, transition Drag link, the
One front axle steering knuckle arm, two bridge Drag links, the second front axle steering knuckle arm, the first propons, the second propons, a bridge knuckle, two bridges
Knuckle and transition rocker arm assembly；
A described bridge knuckle is connected with described first propons；Described two bridge knuckles are connected with described second propons；
The upper end of described steering gear rocking arm is connected with described steering gear, and the lower end of described steering gear rocking arm is respectively with described one
The front end of bridge Drag link and the front end of described transition Drag link connect；The outboard end and described one of described first front axle steering knuckle arm
Bridge knuckle connects, and the medial extremity of described first front axle steering knuckle arm is connected with the rear end of a described bridge Drag link；
The upper end of described transition rocker arm assembly is rotationally connected with vehicle frame；The lower end of described transition rocker arm assembly is respectively with described
The rear end of transition Drag link and the front end of described two bridge Drag links connect；
The outboard end of described second front axle steering knuckle arm is connected with described two bridge knuckles, described second front axle steering knuckle arm
Medial extremity be connected with the rear end of described two bridge Drag links.
The center line of a described bridge Drag link and the center line of described two bridge Drag links are all not parallel with the axial centerline of vehicle.
The length of described first front axle steering knuckle arm is more than the length of described second front axle steering knuckle arm；Described first propons
The radius of gyration of knuckle arm is more than the radius of gyration of described second front axle steering knuckle arm.
Described steering gear rocking arm is the first junction point with the junction point of described steering gear；A described bridge Drag link with described turn
It is the second junction point to the junction point of device rocking arm；Described transition Drag link and the junction point of described pitman are the 3rd to be connected
Point；
Described 3rd junction point is arranged between described first junction point and described second junction point.
It is provided with warp architecture on a described bridge Drag link.
Described transition rocker arm assembly is the 4th junction point with the junction point of described vehicle frame；Described transition Drag link rear end and institute
The junction point stating transition rocker arm assembly is the 5th junction point；The front end of described two bridge Drag links and the company of described transition rocker arm assembly
Contact is the 6th junction point；
Described 6th junction point is between described 4th junction point and described 5th junction point.
The invention has the beneficial effects as follows:
The steering of the present invention, compared with existing steering, eliminates a transitional pull rod and a transition rocker arm
Assembly, structure is simpler, reduces system weight, saves manufacturing cost.
Due to the fact that and eliminate a transitional pull rod and a transition rocker arm assembly, decrease a revolute and two
Ball pivot point, reduces the loss of steering force, turns to lighter.
Due to the fact that and eliminate a transitional pull rod and a transition rocker arm assembly, decrease a revolute and two
Ball pivot point, the free clearance of system reduces, turns to more accurate.
The steering arrangement space of the present invention is compact, can save arrangement space；And this steering is applicable to second
The vehicle that propons can promote.
Accompanying drawing explanation
Fig. 1 is prior art double-front axle automobile steering system schematic diagram；
Fig. 2 is double-front axle automobile steering system schematic diagram of the present invention；
Fig. 3 is the subassembly schematic diagram of Fig. 2.
Description of reference numerals
1 steering gear, 2 steering gear rocking arms, 3 First Transition pull bars, 4 one bridge Drag links, 5 first front axle steering knuckle arms, 6 first
Transition rocker arm, 7 second transitional pull rods, 8 second transition rocker arm, 9 two bridge Drag links, 10 servo-cylinders, 11 servo-cylinder supports, 12 second
Front axle steering knuckle arm, 13 plate spring lifting lug supports, 14 leaf springs, 15 first propons, 16 second propons, 01 steering gear, 02 turns to
Device rocking arm, 03 1 bridge Drag links, 04 transition Drag link, 05 first front axle steering knuckle arm, 06 2 bridge Drag links, 07 second propons turns
To joint arm, 08 first propons, 09 second propons, 010 1 bridge knuckles, 011 2 bridge knuckles, 012 transition rocker arm assembly.
Detailed description of the invention
Describing technical scheme by the following examples in detail, below example is only exemplary, only
Can be used for explaining and illustrate technical scheme, and be not to be construed as the restriction to technical solution of the present invention.
The present invention provides a kind of double-front axle automobile steering system, as shown in Figures 2 and 3, shakes including steering gear 01, steering gear
Arm 02, one bridge Drag link 03, transition Drag link the 04, first front axle steering knuckle arm 05, two bridge Drag link the 06, second front axle steering knuckle
Arm the 07, first propons the 08, second propons 09, bridge knuckle 010, two bridge knuckle 011 and transition rocker arm assembly 012.
In this application, according to the layout of vehicle, the first propons is positioned at the front of the second propons, at this with headstock direction is
Front, with tailstock direction as rear, as outside at nearly wheel, with nearly axle for vehicle direction to the midline as inner side.
One bridge knuckle and the first propons connect；Two bridge knuckles and the second propons connect；A wherein bridge knuckle and
The connected mode of one propons and structure；Two bridge knuckles and the connected mode of the second propons and structure all with the connection of prior art
Mode and structure are identical, are not described in detail at this.
The upper end of steering gear rocking arm is connected with steering gear, and the steering force of steering gear passes to steering gear rocking arm, makes steering gear
Rocking arm produces and swings, and the lower end of steering gear rocking arm is connected with the front end of a bridge Drag link and the front end of transition Drag link respectively, when
Steering gear rocking arm produces when swinging, and drives a bridge Drag link and transition Drag link to synchronize forward or rearward movement；First propons
The outboard end of knuckle arm and a bridge knuckle connect, and the medial extremity of the first front axle steering knuckle arm and the rear end of a bridge Drag link are even
Connect.By the technical scheme of the application, steering gear rocking arm can drive a bridge Drag link action, can drive again transition Drag link
In action, act as transition and linkage effect.
The upper end of described transition rocker arm assembly is rotationally connected with vehicle frame；The lower end of described transition rocker arm assembly is respectively with described
The rear end of transition Drag link and the front end of described two bridge Drag links connect.
The outboard end of the second front axle steering knuckle arm and two bridge knuckles connect, the medial extremity and two of the second front axle steering knuckle arm
The rear end of bridge Drag link connects.
The center line of a described bridge Drag link and the center line of described two bridge Drag links are all not parallel with the axial centerline of vehicle.
The length of described first front axle steering knuckle arm is more than the length of described second front axle steering knuckle arm；Described first propons
The radius of gyration of knuckle arm is more than the radius of gyration of described second front axle steering knuckle arm.To obtain suitable steering gear ratio,
Ensure that the second propons turns to precisely.
Described steering gear rocking arm is the first junction point with the junction point of described steering gear；A described bridge Drag link with described turn
It is the second junction point to the junction point of device rocking arm；Described transition Drag link and the junction point of described pitman are the 3rd to be connected
Point；
Described 3rd junction point is arranged between described first junction point and described second junction point.
It is provided with warp architecture on a described bridge Drag link.The effect of warp architecture is when wheel turns right to the limit, keeps away
Exempt from wheel and a bridge Drag link is interfered.
Described transition rocker arm assembly is the 4th junction point with the junction point of described vehicle frame；Described transition Drag link rear end and institute
The junction point stating transition rocker arm assembly is the 5th junction point；The front end of described two bridge Drag links and the company of described transition rocker arm assembly
Contact is the 6th junction point；
Described 6th junction point is between described 4th junction point and described 5th junction point.
Present invention eliminates servo-cylinder, the steering force of disappearance is by strengthening the cylinder diameter of steering gear or increasing its internal pressure
Measure makes up.
The steering of the present invention can farthest simplify divertical motion mechanism, to obtain preferable steer ability
Can, reduce weight and cost simultaneously.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace
And deformation, the scope of the present invention is extremely equal to by claims and limits.
Claims (6)
1. a double-front axle automobile steering system, it is characterised in that: include steering gear, steering gear rocking arm, a bridge Drag link, transition
Drag link, the first front axle steering knuckle arm, two bridge Drag links, the second front axle steering knuckle arm, the first propons, the second propons, a bridge turn
Xiang Jie, two bridge knuckles and transition rocker arm assembly；
A described bridge knuckle is connected with described first propons；Described two bridge knuckles are connected with described second propons；
The upper end of described steering gear rocking arm is connected with described steering gear, and the lower end of described steering gear rocking arm is straight with a described bridge respectively
The front end of pull bar and the front end of described transition Drag link connect；The outboard end of described first front axle steering knuckle arm turns with a described bridge
Connecting to joint, the medial extremity of described first front axle steering knuckle arm is connected with the rear end of a described bridge Drag link；
The upper end of described transition rocker arm assembly is rotationally connected with vehicle frame；The lower end of described transition rocker arm assembly respectively with described transition
The rear end of Drag link and the front end of described two bridge Drag links connect；
The outboard end of described second front axle steering knuckle arm is connected with described two bridge knuckles, described second front axle steering knuckle arm interior
Side is connected with the rear end of described two bridge Drag links.
Double-front axle automobile steering system the most according to claim 1, it is characterised in that: the center line of a described bridge Drag link and
The center line of described two bridge Drag links is all not parallel with the axial centerline of vehicle.
Double-front axle automobile steering system the most according to claim 1, it is characterised in that: described first front axle steering knuckle arm
Length is more than the length of described second front axle steering knuckle arm；The radius of gyration of described first front axle steering knuckle arm is more than described second
The radius of gyration of front axle steering knuckle arm.
Double-front axle automobile steering system the most according to claim 1, it is characterised in that: described steering gear rocking arm and described turn
It is the first junction point to the junction point of device；A described bridge Drag link is the second junction point with the junction point of described steering gear rocking arm；
Described transition Drag link is the 3rd junction point with the junction point of described pitman；
Described 3rd junction point is arranged between described first junction point and described second junction point.
Double-front axle automobile steering system the most according to claim 1, it is characterised in that: it is provided with on a described bridge Drag link
Warp architecture.
Double-front axle automobile steering system the most according to claim 1, it is characterised in that: described transition rocker arm assembly is with described
The junction point of vehicle frame is the 4th junction point；Described transition Drag link rear end is the 5th company with the junction point of described transition rocker arm assembly
Contact；The front end of described two bridge Drag links and the junction point of described transition rocker arm assembly are the 6th junction point；
Described 6th junction point is between described 4th junction point and described 5th junction point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686679.3A CN106184361B (en) | 2016-08-18 | 2016-08-18 | A kind of double-front axle automobile steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686679.3A CN106184361B (en) | 2016-08-18 | 2016-08-18 | A kind of double-front axle automobile steering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106184361A true CN106184361A (en) | 2016-12-07 |
| CN106184361B CN106184361B (en) | 2018-11-02 |
Family
ID=57522722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610686679.3A Active CN106184361B (en) | 2016-08-18 | 2016-08-18 | A kind of double-front axle automobile steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106184361B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140016A (en) * | 2017-05-22 | 2017-09-08 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN107140013A (en) * | 2017-05-22 | 2017-09-08 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN107187497A (en) * | 2017-05-22 | 2017-09-22 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN107499376A (en) * | 2017-09-19 | 2017-12-22 | 中国重汽集团济南动力有限公司 | A kind of double loop steering |
| CN108007700A (en) * | 2017-12-31 | 2018-05-08 | 中国第汽车股份有限公司 | Commercial car steering and driving system movement interference measurement Bench Test System |
| CN109398480A (en) * | 2018-12-12 | 2019-03-01 | 中国重汽集团济南动力有限公司 | A kind of car steering system |
| CN112373562A (en) * | 2020-11-26 | 2021-02-19 | 安徽江淮汽车集团股份有限公司 | Double-front-axle steering mechanism and automobile |
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| CN2753646Y (en) * | 2004-11-29 | 2006-01-25 | 东风汽车有限公司 | Double-front-axle automobile steering system |
| CN2803862Y (en) * | 2005-05-30 | 2006-08-09 | 安徽华菱汽车集团有限公司 | Double front axles steering driving gear of heavy lorry |
| CN202243645U (en) * | 2011-09-19 | 2012-05-30 | 安徽柳工起重机有限公司 | Car crane double-front-axle steering mechanism |
| WO2014100863A1 (en) * | 2012-12-28 | 2014-07-03 | Volvo Do Brasil Veículos Ltda. | Steering intermediate arm |
| CN204527301U (en) * | 2015-03-24 | 2015-08-05 | 上汽依维柯红岩商用车有限公司 | Automobile double propons breakaway-element Ackermann steering gear transmission device |
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2016
- 2016-08-18 CN CN201610686679.3A patent/CN106184361B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2753646Y (en) * | 2004-11-29 | 2006-01-25 | 东风汽车有限公司 | Double-front-axle automobile steering system |
| CN2803862Y (en) * | 2005-05-30 | 2006-08-09 | 安徽华菱汽车集团有限公司 | Double front axles steering driving gear of heavy lorry |
| CN202243645U (en) * | 2011-09-19 | 2012-05-30 | 安徽柳工起重机有限公司 | Car crane double-front-axle steering mechanism |
| WO2014100863A1 (en) * | 2012-12-28 | 2014-07-03 | Volvo Do Brasil Veículos Ltda. | Steering intermediate arm |
| CN204527301U (en) * | 2015-03-24 | 2015-08-05 | 上汽依维柯红岩商用车有限公司 | Automobile double propons breakaway-element Ackermann steering gear transmission device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140016A (en) * | 2017-05-22 | 2017-09-08 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN107140013A (en) * | 2017-05-22 | 2017-09-08 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN107187497A (en) * | 2017-05-22 | 2017-09-22 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN107187497B (en) * | 2017-05-22 | 2020-08-21 | 安徽江淮汽车集团股份有限公司 | Double-front-axle automobile steering system |
| CN107499376A (en) * | 2017-09-19 | 2017-12-22 | 中国重汽集团济南动力有限公司 | A kind of double loop steering |
| CN108007700A (en) * | 2017-12-31 | 2018-05-08 | 中国第汽车股份有限公司 | Commercial car steering and driving system movement interference measurement Bench Test System |
| CN109398480A (en) * | 2018-12-12 | 2019-03-01 | 中国重汽集团济南动力有限公司 | A kind of car steering system |
| CN112373562A (en) * | 2020-11-26 | 2021-02-19 | 安徽江淮汽车集团股份有限公司 | Double-front-axle steering mechanism and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106184361B (en) | 2018-11-02 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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