CN110226377A - A kind of rotary hilly and mountainous land tractor profiling suspension mechanism - Google Patents
A kind of rotary hilly and mountainous land tractor profiling suspension mechanism Download PDFInfo
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- CN110226377A CN110226377A CN201910584463.XA CN201910584463A CN110226377A CN 110226377 A CN110226377 A CN 110226377A CN 201910584463 A CN201910584463 A CN 201910584463A CN 110226377 A CN110226377 A CN 110226377A
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- 239000000725 suspension Substances 0.000 title claims abstract description 60
- 230000007246 mechanism Effects 0.000 title claims abstract description 39
- 238000009434 installation Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims 2
- 230000006870 function Effects 0.000 description 7
- 230000006978 adaptation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B59/00—Devices specially adapted for connection between animals or tractors and agricultural machines or implements
- A01B59/06—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors
- A01B59/065—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors for ploughs or like implements
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B59/00—Devices specially adapted for connection between animals or tractors and agricultural machines or implements
- A01B59/06—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors
- A01B59/066—Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines mounted on tractors of the type comprising at least two lower arms and one upper arm generally arranged in a triangle (e.g. three-point hitches)
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- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Agricultural Machines (AREA)
Abstract
The invention discloses a kind of rotary hilly and mountainous land tractor profiling suspension mechanisms, including upper connecting rod 1, lower pull rod 2, lift lever 3, lift arm 4, promotion axis 5, lifting hydraulic cylinder 6, check chain 7, hitch frame 8, rotary shaft 9, swivel mount 10, thrust bearing 11, positioning pin 12, rotating hydraulic cylinder 13, upper connecting rod 14, lower connecting plate 15 and positioning bolt 16；The front of the hitch frame 8 and the front of swivel mount 10 are connected by the rotation of rotary shaft 9, and rotating hydraulic cylinder 13 is housed between the front of hitch frame 8 and the front of swivel mount 10.The profiling suspension mechanism can make farm implements maximum transversal adjustable slope reach positive and negative 20 degree, can make to adapt to head fall maximum between tractor and farm implements up to 25 degree, tractor-drawn farm implements can be made to realize cultivation operation on hilly and mountainous land.Also the automatic control of ground profiling may be implemented after plus landform tracking hydraulic control system in the executing agency that can be used as ground profiling suspension mechanism.
Description
Technical field
The invention belongs to tractor-drawn Suspension Technique fields, and in particular to a kind of rotary hilly and mountainous land tractor profiling
Suspension mechanism.
Background technique
The traction suspension mechanism of tractor is made of a series of rod pieces, for connecting various agricultural machinery and implement, transmits tractor
To the lifting force and tractive force of agricultural machinery and implement, guarantee that agricultural machinery and implement are in correct position in transport and operation.Topography it is smooth or
Rise and fall operation in little farmland when, existing conventional suspension mechanism can make farm implements normal operation.But in topographies such as hilly and mountainous lands
The biggish area of fluctuation ratio mounts farm implements using conventional suspension mechanism, can make between farm implements and ground position and attitude variation compared with
Greatly, this is because conventional suspension mechanism lacks lateral attitude regulatory function, and vertical adjustment is in locked in operation process
State cannot be adjusted with hypsography, therefore lead to that operation quality is poor, operating efficiency is lower.With Hills agriculture
The continuous improvement of industry mechanization degree, urgent need operation quality in market is good, it is high-efficient, there is lateral attitude can reconcile longitudinal slope
Spend the hilly and mountainous land tractor profiling suspension mechanism of adaptation function.
Traditional tractor-drawn suspension mechanism mainly includes upper connecting rod, lower pull rod, lift lever, promotes axis, lift arm, mentions
Rise hydraulic cylinder, check chain etc..Conventional suspension mechanism is adjustable to promote pole length to adapt to the variation of certain slope and landform, but
It must be adjusted before operation, operation process is in locking state, and adjustment effect is limited, and it is imitative that this can not achieve real-time ground
Shape operation function.
Therefore, be to guarantee operation quality, improve operating efficiency, develop a kind of adaptations hilly and mountainous land lineament, have it is horizontal
Profiling suspension mechanism to attitude regulation and head fall adaptation function is significant.
Summary of the invention
The purpose of the present invention is designing a kind of rotary hilly and mountainous land tractor profiling suspension mechanism, there is lateral attitude tune
Section and head fall adaptation function, make tractor in the bigger area of the relieves such as hilly and mountainous land in use, can be everywhere
Deformation and adjust distracted position, work normally farm implements, operation quality is good, high-efficient.
The technical scheme is that a kind of rotary hilly and mountainous land tractor profiling suspension mechanism, including upper connecting rod 1, two
2, two, a lower pull rod lift lever 3, two lift arm 4 promotes axis 5,6, two check chains 7 of lifting hydraulic cylinder, hitch frame 8, rotation
14, two shaft 9,10, two thrust bearings 11 of swivel mount, positioning pin 12, rotating hydraulic cylinder 13, upper connecting rod lower connecting plates 15
With positioning bolt 16；The upper end of described two lift levers 3 is connect with one end of two lift arms 4 with ball pin respectively, two promotions
The lower end of the bar 3 middle part pin connection with two lower pull rods 2 respectively, piston rod one end of the lifting hydraulic cylinder 6 and promotes axis 5
Middle part pivoted arm connected with ball pin, the bottom end of lifting hydraulic cylinder 6 and used with tractor pin connection promote both ends and the lift arm 4 of axis 5
The other end it is affixed, two 7 one end of check chain and used with tractor pin connection, the other end check chain with two lower pull rods 2 respectively
Hole pin connection；One end of upper connecting rod 1 and two lower pull rods 2 is connect with used with tractor ball pin, the back of the other end and hitch frame 8
Face is connected with ball pin；The front of the hitch frame 8 and the front of swivel mount 10 are connected by the rotation of rotary shaft 9, are filled in rotary shaft 9
There are two thrust bearing 11, two thrust bearings 11 are attached separately to the front and back of hitch frame 8, the rotary shaft of rotary shaft 9 and hitch frame 8
Sliding bearing is housed, one end positioning pin 12 and swivel mount 10 of rotary shaft 9 are fixed between mounting hole；In the hitch frame 8
Rotating hydraulic cylinder 13 is housed between front and the front of swivel mount 10, the bottom end of rotating hydraulic cylinder 13 and hitch frame 8 it is positive on
End is connected with ball pin, and the top of rotating hydraulic cylinder 13 is connect with the pivoted arm of the positive lower end of swivel mount 10 with ball pin；The swivel mount
The upper end at 10 back sides is connect with one end of upper connecting rod 14 with ball pin, and the other end and the suspension farm implements ball pin of upper connecting rod 14 connect
Connect, two lower connecting plates 15 are mounted on the left and right lower end at 10 back side of swivel mount with positioning bolt 16 respectively, connecting plate 15 it is another
End is connect with suspension farm implements with ball pin.
The hitch frame 8 is inverted T-shaped or equilateral triangle, has rotation shaft mounting hole among inverted T-shaped bottom edge or in positive triangle
There is rotation shaft mounting hole among shape bottom edge.
The swivel mount 10 is inverted T-shaped or equilateral triangle, has rotation shaft mounting hole among inverted T-shaped bottom edge or in positive triangle
There is rotation shaft mounting hole among shape bottom edge.
Deviate the mounting hole for having installation ball pin at rotation shaft mounting hole center in the positive lower end of the swivel mount 10.
The lifting hydraulic cylinder 6 is piston rod single-action hydraulic cylinder.
The rotating hydraulic cylinder 13 is piston rod double acting hydraulic cylinder.
The lifting hydraulic cylinder 6, rotating hydraulic cylinder 13 stroke be 100mm.
The rotating hydraulic cylinder 13 can make -20 ° of farm implements range of lateral adjustment -20 ° by flexible.
The lifting hydraulic cylinder 6, which drives to promote axis 5 and rotate, can make farm implements are longitudinal with respect to ground composition to be suitable for 0 ° of the gradient-
25°。
Provided a kind of rotary hilly and mountainous land tractor profiling suspension mechanism of the invention has the advantage that
1. the rotary hilly and mountainous land tractor profiling suspension mechanism that the present invention designs has lateral attitude adjustable function, lead to
Rotating hydraulic cylinder is overregulated, elongating or shortening its piston rod can drive swivel mount to rotate, and swivel mount drives suspension farm implements one
Rotation is played, farm implements maximum transversal adjustable slope can be made up to 20 degree, tractor-drawn farm implements can be made to realize ploughing on hilly and mountainous land
Operation.
2. the rotary hilly and mountainous land tractor ground profiling suspension mechanism that the present invention designs can adapt to biggish longitudinal direction
The gradient promotes farm implements by adjusting lifting hydraulic cylinder, can make to adapt to head fall maximum between tractor and farm implements up to 25 degree, energy
Enough meet the biggish cultivation operation requirement of Hills hypsography.
3. the rotary hilly and mountainous land tractor profiling suspension mechanism that the present invention designs can be used as ground profiling suspension mechanism
Executing agency, plus landform tracking hydraulic control system after, the automatic control of ground profiling may be implemented, compared to tradition
Suspension mechanism, reduce driver's operation difficulty, and further satisfaction Hills operation tilling depth uniformity and the gradient are adaptive
Agriculture requirement, can greatly improve operating efficiency, improve operation quality.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of rotary hilly and mountainous land tractor profiling suspension mechanism.
Fig. 2 is the right side structure schematic view of hitch frame, swivel mount and rotating hydraulic cylinder.
Fig. 3 shows between hitch frame and swivel mount to the rotating hydraulic cylinder working condition cross-section structure of swivel mount direction section view
It is intended to.
Fig. 4 is a kind of working condition schematic perspective view of rotary hilly and mountainous land tractor profiling suspension mechanism.
Figure label explanation:
1. upper connecting rod, 2. lower pull rods, 3. lift levers, 4. lift arms, 5. promote axis, 6. lifting hydraulic cylinders, 7. check chains, 8.
Hitch frame, 9. rotary shafts, 10. swivel mounts, 11. thrust bearings, 12. positioning pins, 13. rotating hydraulic cylinders, 14. upper connecting rods, 15.
Lower connecting plate, 16. positioning bolts, 17. farm implements
Specific embodiment
To keep the purposes, technical schemes and advantages of the invention implemented clearer, below in conjunction in the embodiment of the present invention
Attached drawing, technical solution in the embodiment of the present invention is further described in more detail.It is emphasized that following the description is only
It is exemplary, the range and its application being not intended to be limiting of the invention.
Embodiment
A kind of schematic perspective view of rotary hilly and mountainous land tractor profiling suspension mechanism described in the present embodiment is shown in
Shown in Fig. 1 to Fig. 4.
A kind of rotary hilly and mountainous land tractor profiling suspension mechanism described in the present embodiment, including under upper connecting rod 1, two
2, two, pull rod lift lever 3, two lift arm 4 promotes axis 5, lifting hydraulic cylinder 6, two check chains 7, hitch frames 8, rotary shaft
9,10, two thrust bearings 11 of swivel mount, positioning pin 12, rotating hydraulic cylinder 13,14, two lower connecting plates 15 of upper connecting rod and fixed
Position bolt 16；The upper end of described two lift levers 3 is connect with one end of two lift arms 4 with ball pin respectively, two lift levers 3
The lower end middle part pin connection with two lower pull rods 2 respectively, piston rod one end of the lifting hydraulic cylinder 6 and is promoted in axis 5
Portion's pivoted arm is connected with ball pin, the bottom end of lifting hydraulic cylinder 6 and used with tractor pin connection, promotes the another of the both ends of axis 5 and lift arm 4
One end is affixed, and two 7 one end of check chain and used with tractor pin connection, the other end are used with the check chain hole of two lower pull rods 2 respectively
Pin connection；One end of upper connecting rod 1 and two lower pull rods 2 is connect with used with tractor ball pin, and the back side of the other end and hitch frame 8 is used
Ball pin connection；The front of the hitch frame 8 and the front of swivel mount 10 are connected by the rotation of rotary shaft 9, and two are equipped in rotary shaft 9
A thrust bearing 11, two thrust bearings 11 are attached separately to the front and back of hitch frame 8, the rotary shaft installation of rotary shaft 9 and hitch frame 8
Sliding bearing is housed, one end positioning pin 12 and swivel mount 10 of rotary shaft 9 are fixed between hole；In the front of the hitch frame 8
Rotating hydraulic cylinder 13 is housed between the front of swivel mount 10, the bottom end and the positive upper end of hitch frame 8 of rotating hydraulic cylinder 13 are used
The top of ball pin connection, rotating hydraulic cylinder 13 is connect with the pivoted arm of the positive lower end of swivel mount 10 with ball pin；The swivel mount 10 is carried on the back
The upper end in face is connect with one end of upper connecting rod 14 with ball pin, and the other end of upper connecting rod 14 is connect with suspension farm implements with ball pin,
Two lower connecting plates 15 are mounted on the left and right lower end at 10 back side of swivel mount with positioning bolt 16 respectively, the other end of connecting plate 15 with
Suspension farm implements are connected with ball pin.
The hitch frame 8 is inverted T-shaped or equilateral triangle, has rotation shaft mounting hole among inverted T-shaped bottom edge or in positive triangle
There is rotation shaft mounting hole among shape bottom edge.Inverted T-shaped hitch frame 8 is used in the present embodiment.At the back side of hitch frame 8, the three of inverted T-shaped
There is the mounting hole of installation ball pin at a endpoint, for the connection with upper connecting rod 1 and two lower pull rods 2.In the positive of hitch frame 8
There is the mounting hole of installation ball pin at upper end, for connecting with the bottom end of rotating hydraulic cylinder 13.
The swivel mount 10 is inverted T-shaped or equilateral triangle, has rotation shaft mounting hole among inverted T-shaped bottom edge or in positive triangle
There is rotation shaft mounting hole among shape bottom edge.Inverted T-shaped swivel mount 10 is used in the present embodiment.It is welded in the positive lower end of swivel mount 10
It is connected to pivoted arm, the ball pin mounting hole of pivoted arm deviates the rotation shaft mounting hole center of swivel mount 10, and the ball pin mounting hole of pivoted arm is used for
It is connect with the top of rotating hydraulic cylinder 13.At the back side of swivel mount 10, there is the mounting hole of installation ball pin at the upper extreme point of inverted T-shaped,
For the connection with upper connecting rod 14, at the back side of swivel mount 10, connecting plate 15 is housed at two following endpoints of inverted T-shaped,
And it is fixed with positioning bolt 16.
It will be understood to those skilled in the art that deviateing in rotation shaft mounting hole in the positive lower end of the swivel mount 10
There can also be the mounting hole of installation ball pin at the heart, ball pin is installed, for connecting with the top of rotating hydraulic cylinder 13.
The lifting hydraulic cylinder 6 is piston rod single-action hydraulic cylinder.
The rotating hydraulic cylinder 13 is piston rod double acting hydraulic cylinder.
The lifting hydraulic cylinder 6, rotating hydraulic cylinder 13 stroke be 100mm.
The rotating hydraulic cylinder 13 can make -20 ° of farm implements range of lateral adjustment -20 ° by flexible.
The lifting hydraulic cylinder 6, which drives to promote axis 5 and rotate, can make farm implements are longitudinal with respect to ground composition to be suitable for 0 ° of the gradient-
25°。
Rotary hilly and mountainous land tractor profiling suspension mechanism, is on the basis of conventional suspension mechanism described in the present embodiment
On, by shortening the lower pull rod 2 of certain length, increases hitch frame 8, rotary shaft 9, swivel mount 10 and rotating hydraulic cylinder 13 and realize
's.Hitch frame 8 is fastened on tractor by upper connecting rod 1 and two lower pull rods 2, and swivel mount 10 passes through rotary shaft 9 and traction
Frame 8 connects, and swivel mount 10 can be rotated around rotary shaft 9, and the bottom end of rotating hydraulic cylinder 13 is connect with the positive upper end of hitch frame 8,
The top of rotating hydraulic cylinder 13 is connect with the pivoted arm of the positive lower end of swivel mount 10 with ball pin.When the piston rod of rotating hydraulic cylinder 13
When flexible, driving swivel mount 10 is rotated around rotary shaft 9, and the suspension farm implements 17 for being suspended on 10 back side of swivel mount rotate with it, thus
Realize that the lateral attitude of suspension farm implements 17 is adjusted.The lifting hydraulic cylinder 6 drives suspension by the flexible of hydraulic control piston rod
The promotion or decline of farm implements 17 can satisfy the general adaptive function of head fall required with certain angle of suspension mechanism operation
Energy.
When rotary hilly and mountainous land tractor profiling suspension mechanism described in the present embodiment carries out lateral attitude adjusting, application
The flexible drive swivel mount 10 that electro-hydraulic proportional control technology controls 13 piston rod of rotating hydraulic cylinder is rotated around rotary shaft 9, and then is controlled
The lateral attitude of system suspension farm implements 17 is adjusted.When suspension 17 initial position of farm implements is horizontal, the live pole stroke of rotating hydraulic cylinder 13
In middle position, when piston rod shortens, swivel mount 10 is rotated counterclockwise, and suspension farm implements 17 are turned toward Left-Tilt, is had certain
Left-hand inclination angle；When piston rod elongation, swivel mount 10 is rotated clockwise, and suspension farm implements 17 are turned to be tilted toward the right, has one
Fixed dextrad inclination angle.Flexible by control 13 piston rod of rotating hydraulic cylinder can be achieved with -20 ° to 20 ° of 17 inclination angle of farm implements of suspension
Adjusting, realize suspension farm implements 17 lateral attitude adjust function.
When hanging the progress tilling depth control of farm implements 17, pass through using electro-hydraulic proportional control technology to 6 fuel feeding of lifting hydraulic cylinder
Or oil return control lifting hydraulic cylinder 6 piston rod stretch drive promoted axis 5 rotate, and then realize suspension farm implements 17 promotion or
Decline.By promoting suspension farm implements 17 to 6 fuel feeding of lifting hydraulic cylinder, when suspension farm implements 17, which are promoted, arrives certain position, stop
It gives lifting hydraulic cylinder 6 fuel feeding, makes 6 pressure maintaining of lifting hydraulic cylinder to keep the height of suspension farm implements 17；When to 6 oil return of lifting hydraulic cylinder
When, the self weight by hanging farm implements 17 makes to hang the decline of farm implements 17.
Finally it is noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that: it is still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes；And these are modified or replaceed, the essence for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
Mind and range.
Claims (9)
1. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism, it is characterized in that: including upper connecting rod (1), two lower pull rods
(2), two lift levers (3), two lift arms (4), promotion axis (5), lifting hydraulic cylinder (6), two check chains (7), hitch frames
(8), rotary shaft (9), swivel mount (10), two thrust bearings (11), positioning pin (12), rotating hydraulic cylinder (13), upper connecting rod
(14), two lower connecting plates (15) and positioning bolt (16)；The upper end of described two lift levers (3) respectively with two lift arms
(4) one end is connected with ball pin, the lower end of two lift levers (3) the middle part pin connection with two lower pull rods (2) respectively, described
Piston rod one end of lifting hydraulic cylinder (6) is connect with the middle part pivoted arm for promoting axis (5) with ball pin, the bottom end of lifting hydraulic cylinder (6)
With used with tractor pin connection, promoted axis (5) both ends and lift arm (4) the other end it is affixed, two check chain (7) one end with drag
Machine drawing pin connection, the other end check chain hole pin connection with two lower pull rods (2) respectively；Upper connecting rod (1) and two drop-downs
One end of bar (2) is connect with used with tractor ball pin, and the other end is connect with the back side of hitch frame (8) with ball pin；The hitch frame
(8) front in front and swivel mount (10) is connected by rotary shaft (9) rotation, and there are two thrust bearings for dress in rotary shaft (9)
(11), two thrust bearings 11 are attached separately to the front and back of hitch frame 8, fill between rotary shaft 9 and the rotation shaft mounting hole of hitch frame 8
There is sliding bearing, one end of rotary shaft (9) is fixed with positioning pin (12) and swivel mount 10；The hitch frame (8) front with
Rotating hydraulic cylinder (13) are housed between the front of swivel mount (10), the bottom end of rotating hydraulic cylinder (13) and hitch frame (8) are positive
Upper end is connected with ball pin, and the top of rotating hydraulic cylinder (13) is connect with the pivoted arm of the positive lower end of swivel mount (10) with ball pin；It is described
The upper end at swivel mount (10) back side is connect with one end of upper connecting rod (14) with ball pin, the other end of upper connecting rod (14) and suspension
Farm implements are connected with ball pin, and two lower connecting plates (15) are mounted under the left and right at swivel mount (10) back side respectively with positioning bolt (16)
The other end at end, connecting plate (15) is connect with suspension farm implements with ball pin.
2. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: described lead
Drawing frame (8) is inverted T-shaped or equilateral triangle, has rotation shaft mounting hole among inverted T-shaped bottom edge or has among equilateral triangle bottom edge
Rotate shaft mounting hole.
3. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: the rotation
Pivoted frame (10) is inverted T-shaped or equilateral triangle, has rotation shaft mounting hole among inverted T-shaped bottom edge or has among equilateral triangle bottom edge
Rotate shaft mounting hole.
4. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: the rotation
Deviate the mounting hole for having installation ball pin at rotation shaft mounting hole center in the positive lower end of pivoted frame (10).
5. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: described mention
Rising hydraulic cylinder (6) is piston rod single-action hydraulic cylinder.
6. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: the rotation
Turning hydraulic cylinder (13) is piston rod double acting hydraulic cylinder.
7. a kind of telescopic hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: described mention
Rise hydraulic cylinder (6), the stroke of rotating hydraulic cylinder (13) is 100mm.
8. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: the rotation
- 20 ° of farm implements range of lateral adjustment -20 ° can be made by flexible by turning hydraulic cylinder (13).
9. a kind of rotary hilly and mountainous land tractor profiling suspension mechanism according to claim 1, it is characterized in that: described mention
Rising hydraulic cylinder (6) and driving to promote axis (5) and rotate can make farm implements are longitudinal with respect to ground composition to be suitable for 0 ° -25 ° of the gradient.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910584463.XA CN110226377A (en) | 2019-07-01 | 2019-07-01 | A kind of rotary hilly and mountainous land tractor profiling suspension mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910584463.XA CN110226377A (en) | 2019-07-01 | 2019-07-01 | A kind of rotary hilly and mountainous land tractor profiling suspension mechanism |
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| CN110226377A true CN110226377A (en) | 2019-09-13 |
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| CN201910584463.XA Pending CN110226377A (en) | 2019-07-01 | 2019-07-01 | A kind of rotary hilly and mountainous land tractor profiling suspension mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736631A (en) * | 2019-10-28 | 2020-01-31 | 吉林大学 | On-line detection automatic hitching device for tractor hydraulic suspension system |
| CN111642150A (en) * | 2020-03-26 | 2020-09-11 | 山东福生金地农业机械装备有限公司 | Residual film cleaning and recycling machine traction device |
| CN113519222A (en) * | 2021-06-21 | 2021-10-22 | 山东悍沃农业装备有限公司 | Hydraulic control system of tractor suspension mechanism |
| CN114323719A (en) * | 2021-12-14 | 2022-04-12 | 华中农业大学 | Seeder detects and test platform |
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| CN110736631A (en) * | 2019-10-28 | 2020-01-31 | 吉林大学 | On-line detection automatic hitching device for tractor hydraulic suspension system |
| CN110736631B (en) * | 2019-10-28 | 2024-05-24 | 吉林大学 | On-line detection automatic hooking device for hydraulic suspension system of tractor |
| CN111642150A (en) * | 2020-03-26 | 2020-09-11 | 山东福生金地农业机械装备有限公司 | Residual film cleaning and recycling machine traction device |
| CN113519222A (en) * | 2021-06-21 | 2021-10-22 | 山东悍沃农业装备有限公司 | Hydraulic control system of tractor suspension mechanism |
| CN113519222B (en) * | 2021-06-21 | 2022-11-29 | 山东悍沃农业装备有限公司 | Hydraulic control system of tractor suspension mechanism |
| CN114323719A (en) * | 2021-12-14 | 2022-04-12 | 华中农业大学 | Seeder detects and test platform |
| CN114323719B (en) * | 2021-12-14 | 2024-03-19 | 华中农业大学 | Seeder detects and test platform |
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