CN208813298U - One kind is bowed front-wheel steer frame-steered tractor - Google Patents
One kind is bowed front-wheel steer frame-steered tractor Download PDFInfo
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- CN208813298U CN208813298U CN201821269247.3U CN201821269247U CN208813298U CN 208813298 U CN208813298 U CN 208813298U CN 201821269247 U CN201821269247 U CN 201821269247U CN 208813298 U CN208813298 U CN 208813298U
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Abstract
It bows front-wheel steer frame-steered tractor the utility model discloses one kind, it is made of active power module and functional module, it is linked together between the active power module and functional module by linkwork assembly, the active power module includes front frame assembly, engine assembly, the Integral front-axle assembly with transfer and speed changing function, and the functional module includes rear driving axle assembly, hydraulic suspension assembly, hydraulic output function module assembly and battery, fuel tank.The utility model bows the design of front-wheel steer frame-steered tractor rationally, can effectively reduce tractor turning radius under the premise of guaranteeing frame-steered tractor advantage, be more advantageous to it and turn around in the operation of small area plot or narrow road surface.
Description
Technical field
The utility model relates to tractor technical fields, and in particular to one kind is bowed front-wheel steer frame-steered tractor.
Background technique
Frame-steered tractor technology makes significant progress in recent years, and operation has under hilly and mountainous land and adverse circumstances
Clear superiority.But we will also see, since frame-steered tractor steering relies primarily on hinge joint articulated steering, turning radius by
Linkwork influences more obvious.To further decrease turning radius, so that frame-steered tractor is more suitable in small area plot
The direction that operation or narrow road surface turn around as frame-steered tractor research of technique.
Summary of the invention
The purpose of this utility model be according to the problems mentioned above in the background art, develop one kind bow front-wheel steer hinge
Connect formula tractor.
The purpose of this utility model is accomplished by the following way: one kind is bowed front-wheel steer frame-steered tractor, by leading
Power plant module and functional module composition, are connected to one by linkwork assembly between the active power module and functional module
It rises, the active power module includes that front frame assembly, engine assembly, the Integral front-axle with transfer and speed changing function are total
At, the functional module include rear driving axle assembly, hydraulic suspension assembly, hydraulic output function module assembly and battery,
Fuel tank；
The active power module is also separately installed with fluid-link steering control system, hydraulic suspension steerable system, braking control
System, the operating mechanism of each function of complete machine, emergency support assembly, instrument assembly, seat assembly, boarding footplate and covering processed；
Anti- rolling frame is installed on the mud guard of the Integral front-axle assembly with transfer and speed changing function.
Preferably, bridge turns to hinge before the both ends of the Integral front-axle assembly with transfer and speed changing function are installed respectively
Connection mechanism, the preceding bridge turn to the linkwork other end and are separately installed with front axle hub assembly, the front axle hub assembly
On be separately installed with before bridge turn to torque arm and front tyre assembly；
It is also equipped with front-wheel steer hydraulic cylinder assembly on the Integral front-axle assembly with transfer and speed changing function, it is described
Front-wheel steer hydraulic cylinder assembly among be front-wheel steer cylinder putter, before the front-wheel steer hydraulic cylinder assembly both ends are respectively equipped with
The left and right oil inlet of steering cylinder is taken turns, the front-wheel steer cylinder putter both ends turn to torque arm with preceding bridge respectively and connect.
It is preceding when the left and right oil inlet for manipulating fluid-link steering control system control front-wheel steer hydraulic cylinder assembly distinguishes oil inlet
It rotates and realizes right stretching, left stretching respectively to cylinder putter, and then drive the right swing of preceding bridge steering torque arm difference, left swing dynamic, into
And drive front axle hub assembly to turn to linkwork around preceding bridge and rotate and rotate clockwise counterclockwise, realize that front tyre assembly is left
Steering and right turn.
Preferably, rear axle hub assembly, the rear axle hub assembly are installed in the rear driving axle assembly both ends respectively
On be separately installed with rear tyre assembly；
The Integral front-axle assembly with transfer and speed changing function and rear driving axle assembly passes through linkwork assembly
And articulated steering hydraulic cylinder assembly links together, the articulated steering hydraulic cylinder assembly is located at the side of linkwork assembly, institute
That states connects articulated steering hydraulic cylinder assembly with the Integral front-axle assembly of speed changing function with transfer, and the rear driving axle assembly connects
The other end articulated steering cylinder putter of articulated steering hydraulic cylinder assembly is connect, is respectively equipped with folding on the articulated steering hydraulic cylinder assembly
The forward and backward oil inlet of waist steering cylinder.
When manipulating the forward and backward oil inlet oil inlet of fluid-link steering control system control articulated steering hydraulic cylinder assembly, bows and turn
Elongation, compression are realized in articulated steering hydraulic cylinder assembly to cylinder putter, and then drives the monoblock type with transfer and speed changing function
It swings between front axle assy and rear driving axle assembly around articulated steering hinge joint, realizes articulated steering.
The utility model has the beneficial effects that the four-wheel steering tractor design of the utility model is rationally, guaranteeing safety
Under the premise of can effectively reduce tractor turning radius, be more advantageous to it and turn around in the operation of small area plot or narrow road surface.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model structural representation top view；
Fig. 3 is that the utility model is bowed front wheel steering structure schematic diagram；
Fig. 4 is that the utility model is bowed front-wheel left steering schematic diagram；
Fig. 5 is that the utility model is bowed front-wheel right turn schematic diagram；
Description of symbols: front frame assembly 1, engine assembly 2, the Integral front-axle assembly with transfer and speed changing function
3, front axle hub assembly 3-1, preceding bridge turn to linkwork 3-2, preceding bridge turns to torque arm 3-3, anti-rolling frame 4, fluid-link steering control
System 5, seat assembly 6, linkwork assembly 7, rear driving axle assembly 8, hydraulic suspension assembly 9, front tyre assembly 10, preceding rotation
To hydraulic cylinder assembly 11, front-wheel steer cylinder putter 11-1, the right oil inlet 11-2 of front-wheel steer oil cylinder, the left oil inlet of front-wheel steer oil cylinder
Oil inlet 12-2 before mouthful 11-3, articulated steering hydraulic cylinder assembly 12, articulated steering cylinder putter 12-1, articulated steering oil cylinder, it bows
Oil inlet 12-3, rear tyre assembly 13, rear axle hub assembly 14, articulated steering hinge joint 15 after steering cylinder.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing and specific implementation.
The front-wheel steer frame-steered tractor as shown in Figure 1-3, one kind is bowed, is made of active power module and functional module,
It is linked together between the active power module and functional module by linkwork assembly 7, the active power module packet
Include front frame assembly 1, engine assembly 2, the Integral front-axle assembly 3 with transfer and speed changing function, the Functional Module
Include rear driving axle assembly 8, hydraulic suspension assembly 9, hydraulic output function module assembly and battery, fuel tank；
The active power module is also separately installed with fluid-link steering control system 5, hydraulic suspension steerable system, braking control
System, the operating mechanism of each function of complete machine, emergency support assembly, instrument assembly, seat assembly 6, boarding footplate and covering processed.
In the active power module for bowing front-wheel steer frame-steered tractor, engine assembly 2 is connected to band transfer and change
The front end of the Integral front-axle assembly 3 of fast function, the front end of engine assembly 2 are fixed by the support of front frame assembly 1.Anti- rolling
Frame 4 is mounted on the mud guard of the Integral front-axle assembly 3 with transfer and speed changing function, fluid-link steering control system 5 is mounted on
On the crossbeam of Integral front-axle assembly 3 with transfer and speed changing function.Seat assembly 6 is mounted on whole with transfer and speed changing function
The tail portion of body formula front axle assy 3.Other each operation rod pieces are arranged in 6 surrounding of seat assembly.Entirety with transfer and speed changing function
Formula front axle assy 3 is linked together with rear driving axle assembly 8 by linkwork assembly 7.Hydraulic suspension assembly 9 is arranged in rear-guard
The tail end of dynamic axle assembly 8.
Bridge turns to hinged machine before the both ends of the Integral front-axle assembly 3 with transfer and speed changing function are separately installed with
Structure 3-2, preceding bridge turn to the linkwork 3-2 other end and are separately installed with front axle hub assembly 3-1, divide on front axle hub assembly 3-1
Bridge turns to torque arm 3-3 before not being equipped with, is separately installed with front tyre assembly 10 on the front axle hub assembly 3-1；
It is also equipped with front-wheel steer hydraulic cylinder assembly 11 on the Integral front-axle assembly 3 with transfer and speed changing function,
It is front-wheel steer cylinder putter 11-1 among front-wheel steer hydraulic cylinder assembly 11, before 11 both ends of front-wheel steer hydraulic cylinder assembly are respectively equipped with
Take turns steering cylinder left oil inleting port 11-3 and front-wheel steer oil cylinder right oil inlet 11-2, the front-wheel steer cylinder putter 11-1 two
End turns to torque arm 3-3 with preceding bridge respectively and connect.
When manipulation fluid-link steering control system 5 controls the front-wheel steer oil cylinder left oil inleting port of front-wheel steer hydraulic cylinder assembly 11
When 11-3 oil inlet, front-wheel steer cylinder putter 11-1 realizes right stretching, and then preceding bridge is driven to turn to the right swing of torque arm 3-3, in turn
It drives front axle hub assembly 3-1 to turn to linkwork 3-2 around preceding bridge to rotate counterclockwise, so that front tyre assembly 10 be driven to realize
Left steering.When manipulation fluid-link steering control system 5 controls the right oil inlet 11- of front-wheel steer oil cylinder of front-wheel steer hydraulic cylinder assembly 11
When 2 oil inlet, front-wheel steer cylinder putter 11-1 realizes left stretching, and then it is dynamic to drive preceding bridge to turn to torque arm 3-3 left swing, and then drives
Front axle hub assembly 3-1 turns to linkwork 3-2 around preceding bridge and rotates clockwise, and turns right so that front tyre assembly 10 be driven to realize
To 8 both ends of rear driving axle assembly are separately installed with rear axle hub assembly 14, are separately installed on rear axle hub assembly 14
Rear tyre assembly 13.
In addition to linkwork assembly 7 between Integral front-axle assembly 3 and rear driving axle assembly 8 with transfer and speed changing function
It links together outer, is additionally provided with articulated steering hydraulic cylinder assembly 12 in the side of linkwork assembly 7 and links together.It is band respectively
The Integral front-axle assembly 3 of transfer and speed changing function connects articulated steering hydraulic cylinder assembly 12, and the connection of rear driving axle assembly 8, which is bowed, to be turned
To the other end articulated steering cylinder putter 12-1 of hydraulic cylinder assembly 12.
Oil inlet 12-2 and articulated steering before articulated steering oil cylinder are respectively equipped on the articulated steering hydraulic cylinder assembly 12
Oil inlet 12-3 after oil cylinder.
The oil inlet before the articulated steering oil cylinder that manipulation fluid-link steering control system 5 controls articulated steering hydraulic cylinder assembly 12
After 12-2 and articulated steering oil cylinder when oil inlet 12-3 oil inlet, articulated steering cylinder putter 12-1 is in articulated steering hydraulic cylinder assembly 12
Interior realization is stretched out, is shunk, and then is driven between Integral front-axle assembly 3 and rear driving axle assembly 8 with transfer and speed changing function
It swings around articulated steering hinge joint 15, realizes articulated steering.
The utility model works in this way:
When as shown in figure 4, one kind is bowed, front-wheel steer frame-steered tractor needs left steering, pilot control fluid-link steering
Control system 5 controls oil inlet 12-2 oil inlet simultaneously before front-wheel steer oil cylinder left oil inleting port 11-3 and articulated steering oil cylinder.In turn
It realizes the right stretching of front-wheel steer cylinder putter 11-1 realization, and then preceding bridge is driven to turn to the right swing of torque arm 3-3, and then drive preceding bridge
Hub assembly 3-1 turns to linkwork 3-2 around preceding bridge and rotates realization front-wheel left steering counterclockwise.Simultaneously with this, articulated steering
Cylinder putter 12-1 realizes stretching in articulated steering hydraulic cylinder assembly 12, and then before monoblock type of the drive with transfer and speed changing function
15 counter-clockwise swing of articulated steering hinge joint is surrounded between axle assembly 3 and rear driving axle assembly 8, realizes left steering of bowing.It bows
3 left steering of Integral front-axle assembly with transfer and speed changing function of front-wheel steer frame-steered tractor and bow left steering simultaneously
Effect can effectively reduce the left steering radius for front-wheel steer frame-steered tractor of bowing.
When as shown in figure 5, one kind is bowed, front-wheel steer frame-steered tractor needs right turn, pilot control fluid-link steering
Control system 5 controls oil inlet 12-3 oil inlet simultaneously after the right oil inlet 11-2 of front-wheel steer oil cylinder and articulated steering oil cylinder.In turn
Realize that front-wheel steer cylinder putter 11-1 realizes left stretching, and then bridge steering torque arm 3-3 left swing is dynamic before drive, and then drives preceding bridge
Hub assembly 3-1 turns to linkwork 3-2 around preceding bridge and rotates clockwise realization front-wheel right turn.Simultaneously with this, articulated steering
Cylinder putter 12-1 realizes contraction in articulated steering hydraulic cylinder assembly 12, and then before monoblock type of the drive with transfer and speed changing function
15 clockwise oscillation of articulated steering hinge joint is surrounded between axle assembly 3 and rear driving axle assembly 8, realizes right turn of bowing.It bows
3 right turn of Integral front-axle assembly with transfer and speed changing function of front-wheel steer frame-steered tractor and bow right turn simultaneously
Effect can effectively reduce the right turn radius for front-wheel steer frame-steered tractor of bowing.
Claims (2)
- The front-wheel steer frame-steered tractor 1. one kind is bowed, is made of, which is characterized in that described active power module and functional module Active power module and functional module between linked together by linkwork assembly (7), the active power module includes Front frame assembly (1), engine assembly (2), the Integral front-axle assembly (3) with transfer and speed changing function, the function mould Block includes rear driving axle assembly (8), hydraulic suspension assembly (9), hydraulic output function module assembly and battery, fuel tank；Institute The active power module stated also be separately installed with fluid-link steering control system (5), hydraulic suspension steerable system, braking control system, Operating mechanism, emergency support assembly, instrument assembly, seat assembly (6), boarding footplate and the covering of each function of complete machine；It is described The Integral front-axle assembly (3) with transfer and speed changing function mud guard on anti-rolling frame (4) is installed；The rear driving Axle assembly (8) both ends are installed rear axle hub assembly (14) respectively, are separately installed with rear-wheel on the rear axle hub assembly (14) Tire assembly (13)；The Integral front-axle assembly (3) with transfer and speed changing function and rear driving axle assembly (8) passes through hinged Mechanism assembly (7) and articulated steering hydraulic cylinder assembly (12) link together, and the articulated steering hydraulic cylinder assembly (12) is located at hinge The side of connection mechanism assembly (7), it is described to connect articulated steering oil cylinder with the Integral front-axle assembly (3) of transfer and speed changing function The other end articulated steering oil cylinder of assembly (12), rear driving axle assembly (8) connection articulated steering hydraulic cylinder assembly (12) pushes away Bar (12-1) is respectively equipped with oil inlet (12-2) before articulated steering oil cylinder, laggard on the articulated steering hydraulic cylinder assembly (12) Hydraulic fluid port (12-3).
- 2. front-wheel steer frame-steered tractor according to claim 1 of bowing, which is characterized in that band transfer and the change Bridge turns to linkwork (3-2) before the both ends of the Integral front-axle assembly (3) of fast function are separately installed with, and the preceding bridge turns to Linkwork (3-2) other end is separately installed with front axle hub assembly (3-1), on the front axle hub assembly (3-1) respectively Bridge turns to torque arm (3-3) before being equipped with, and is separately installed with front tyre assembly (10) on the front axle hub assembly (3-1)；Front-wheel steer hydraulic cylinder assembly (11) are also equipped on the Integral front-axle assembly (3) with transfer and speed changing function, It is front-wheel steer cylinder putter (11-1), the front-wheel steer hydraulic cylinder assembly that the front-wheel steer hydraulic cylinder assembly (11) is intermediate (11) both ends are respectively equipped with front-wheel steer oil cylinder left oil inleting port (11-3), right oil inlet (11-2), the front-wheel steer oil cylinder The both ends push rod (11-1) turn to torque arm (3-3) with preceding bridge respectively and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269247.3U CN208813298U (en) | 2018-08-08 | 2018-08-08 | One kind is bowed front-wheel steer frame-steered tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269247.3U CN208813298U (en) | 2018-08-08 | 2018-08-08 | One kind is bowed front-wheel steer frame-steered tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208813298U true CN208813298U (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821269247.3U Active CN208813298U (en) | 2018-08-08 | 2018-08-08 | One kind is bowed front-wheel steer frame-steered tractor |
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| Country | Link |
|---|---|
| CN (1) | CN208813298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263868A (en) * | 2021-05-27 | 2021-08-17 | 徐工集团工程机械股份有限公司科技分公司 | Drive axle system for loader |
-
2018
- 2018-08-08 CN CN201821269247.3U patent/CN208813298U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263868A (en) * | 2021-05-27 | 2021-08-17 | 徐工集团工程机械股份有限公司科技分公司 | Drive axle system for loader |
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