CN106612644A - Device for improving wear evenness of rotary tillage blade group on same blade shaft - Google Patents
Device for improving wear evenness of rotary tillage blade group on same blade shaft Download PDFInfo
- Publication number
- CN106612644A CN106612644A CN201710016841.5A CN201710016841A CN106612644A CN 106612644 A CN106612644 A CN 106612644A CN 201710016841 A CN201710016841 A CN 201710016841A CN 106612644 A CN106612644 A CN 106612644A
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- China
- Prior art keywords
- pipe
- section
- hydraulic cylinder
- axle block
- spindle nose
- 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.)
- Granted
Links
- 238000003971 tillage Methods 0.000 title abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 2
- 238000005299 abrasion Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000009313 farming Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/08—Tools; Details, e.g. adaptations of transmissions or gearings
- A01B33/14—Attaching the tools to the rotating shaft, e.g. resiliently or flexibly-attached tools
- A01B33/142—Attaching the tools to the rotating shaft, e.g. resiliently or flexibly-attached tools the rotating shaft being oriented horizontally
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a device for improving the wear evenness of a rotary tillage blade group on the same blade shaft. The device comprises shaft heads and a hydraulic cylinder; the shaft heads are arranged on two ends of the blade shaft and respectively consist of a pull rod mechanism, a first shaft block and a second shaft block; and the hydraulic cylinder is arranged in the shaft heads and drives the shaft heads to stretch out and draw back, and the shaft heads drive the blade shaft and the rotary tillage blade to move. Through adjusting the axial position of the rotary tillage blade, the wear evenness problem of the rotary tillage blade group on the same blade shaft can be effectively improved, the wear evenness improvement reaches about 30%, and the operation power consumption of a rotary tiller can be reduced by 10%-20%, so that the working stability and working quality of the whole tiller can be improved, and the working power consumption can be reduced.
Description
Technical field
The invention belongs to agricultural machinery technological field, more particularly to a kind of to improve rotary blade group even wearing on same cutter shaft
The device of property.
Background technology
At present, crops Chang Yiping works, ridge culture, flat the mode such as make to be combined with ridge culture and plant.When turning over to farmland,
Long-time farming is cut soil amount and causes rotary blade greatly in plantation row or the rotary blade of ridge platform due to cut crop root and ridge platform
Cutting resistance is aggravated, and abrasion is very fast；However, long-time farming in the ranks or the rotary blade of furrow then relative cutting resistance is low,
Abrasion is slower.The abrasion of rotary tillage cutter is uneven, can aggravate rotary cultivator body vibration, reduces work quality, and then increases rotary cultivator
Operating power consumption.Therefore, now it is badly in need of a kind of device to improve rotary blade group even wear on same cutter shaft, it is contemplated that rotation
The steady farming of cultivated machine, improves work quality, reduces operation power consumption.
Hydraulic system is made up of dynamical element, executive component, control element, auxiliary element and the part of hydraulic oil five, and this is
System is that the mechanical energy that prime mover is input into is changed into pressure energy by a kind of system of energy conversion, i.e. dynamical element, and executive component will
Pressure energy is mechanical energy output.Hydraulic means have small volume, little lightweight, inertia, stable working, compact conformation, can
The advantages of realizing stepless time adjustment, thus in many fields even in the harsh agricultural machinery of working environment, hydraulic system is all obtained
To being widely applied.The united reaper of such as high-power, engine is needed power transmission to the four wheels, ceding of Taiwan, de-
On the workpieces such as cylinder, because equipment volume is big, the reason such as drive path length and complexity, traditional machine driving is difficult to
Layout, but the transmission of complicated circuit is solved using Hydraulic Power Transmission System, also enhance the flexibility of transmission system.Therefore, may be used
To find out, hydraulic system has unique advantage, can overcome the condition of work of many complexity, and brings greatly for work system
Convenient, this provides important technical support to design a kind of device for improving rotary blade group even wear on same cutter shaft.
The content of the invention
Wear and tear irregular it is an object of the invention to solve existing rotary cultivator and there is rotary blade group on same cutter shaft in farming,
Cause that complete machine oscillation is violent, operation quality is poor, the problem that power consumption is big, and provide that a kind of to improve rotary blade abrasion on same cutter shaft equal
The device of even property.
The present invention is made up of spindle nose and hydraulic cylinder；The two ends of cutter shaft are mounted on spindle nose, and described spindle nose is by pull bar
Mechanism, first axle block and the second axle block composition；Hydraulic cylinder is arranged in spindle nose, and hydraulic cylinder drives spindle nose to stretch, spindle nose band moving knife
Axle and rotary blade are moved.
The drag link mechanism is formed by connecting by first segment pipe and second section pipe, the two ends of drag link mechanism respectively with first axle
Block and the second axle block welding, described first segment pipe and second section pipe is oval hollow pipe, first segment pipe oval cross section it is short
Semiaxis is equal with the ratio of major semiaxis with the ratio of major semiaxis, the semi-minor axis of the oval cross section of second section pipe, semi-minor axis and major semiaxis ratio
Value scope is 0.5-0.9, and major semiaxis value is 40-150mm, wall thickness 5-20mm.Described first axle block has a through hole, diameter d
=5-30mm, the center line of through hole is parallel with the central shaft of first axle block, for inserting the oil pipe of hydraulic cylinder.The cylinder body of hydraulic cylinder
In being fixed on the second section pipe of spindle nose, the expansion link of hydraulic cylinder is hinged in first segment pipe, and the cylinder body head end of hydraulic cylinder is located at the
In double section tube, the head end of the cylinder body of second section pipe is hinged first pulley, and the first steel wire rope bypasses first pulley, the first steel wire rope
Two ends are separately fixed on first axle block and second section pipe.Hydraulic cylinder pass through first pulley and the first rope belt moving axis head the
Double section tube extends or shrinks.
Described drag link mechanism is connected in sequence by first segment pipe, second section pipe, three-joint pipe, the two of drag link mechanism
End respectively with first axle block and the second axle block welding, described first segment pipe, second section pipe and three-joint pipe are oval hollow
Pipe, the semi-minor axis of first segment pipe oval cross section and the ratio of major semiaxis, the ratio of the semi-minor axis of second section pipe oval cross section and major semiaxis,
The semi-minor axis of three-joint pipe oval cross section is equal with the ratio of major semiaxis, and semi-minor axis is 0.5-0.9 with major semiaxis ratio range, long by half
Axle value is 40-150mm；Wall thickness 5-20mm.Described first axle block has a through hole, diameter d=5-30mm, the center line of through hole
It is parallel with the central shaft of first axle block, for inserting the oil pipe of hydraulic cylinder.The cylinder body of hydraulic cylinder is fixed on the second section pipe of spindle nose
In, the expansion link of hydraulic cylinder is hinged in first segment pipe, and the cylinder body head end of hydraulic cylinder is located in three-joint pipe, the cylinder body of hydraulic cylinder
Head end is hinged second pulley, and the second steel wire rope bypasses second pulley, the two ends of the second steel wire rope be separately fixed at first axle block and
On three-joint pipe；Second section end surfaces in first segment pipe are hinged with the 3rd pulley, and the 3rd steel wire rope bypasses the 3rd pulley,
The two ends of the 3rd steel wire rope are fixed respectively on first segment pipe and three-joint pipe.Hydraulic cylinder is by second pulley and the second rope belt
The three-joint pipe elongation of moving axis head is shunk, and three-joint pipe drives second section pipe synchronization further through the 3rd pulley and the 3rd steel wire rope
Elongation is shunk.
In the case where ensureing that cutter shaft length is constant, hydraulic cylinder can drive spindle nose to stretch to the present invention, realize rotary tillage cutter position
Axial changes, easy to operate, simple structure, good stability can stepless time adjustment, it is easy to accomplish.Wherein spindle nose can ensure
Under the normal working strength of rotary cultivator, suitable length is selected according to rotary tillage condition；And Guan Jun is respectively saved using oval hollow pipe,
The bending strength of spindle nose not only can be so improved, the relative rotation between each section pipe can be also avoided.Two hydraulic cylinders work simultaneously,
Hydraulic cylinder elongation in one spindle nose, the hydraulic cylinder in another spindle nose shrinks, extends identical with contract by distance.
Beneficial effects of the present invention：
The present invention can be effectively improved rotary blade group even wearing on same cutter shaft by the regulation to rotary blade axial location
The problem of property, even wear improvement about 30%, and rotary tillage machine operation power consumption can reduce 10%-20%, so as to improve
Whole machine job stability and work quality, and reduce operating power consumption.
Description of the drawings
Fig. 1 is the rotary cultivator rotor schematic diagram of the present invention.
Fig. 2 is first embodiment of the present invention schematic perspective view.
Fig. 3 is first embodiment of the present invention sectional view.
Fig. 4 is second embodiment of the present invention schematic perspective view.
Fig. 5 is second embodiment of the present invention sectional view.
Fig. 6 is first segment pipe, second section pipe and the three-joint pipe sectional view of the present invention.
Specific embodiment
Refer to shown in Fig. 1, the present invention is made up of spindle nose 1 and hydraulic cylinder 2；The two ends of cutter shaft 3 are mounted on spindle nose 1,
Described spindle nose 1 is made up of drag link mechanism, the axle block 15 of first axle block 14 and second；Hydraulic cylinder 2 is arranged in spindle nose 1, hydraulic pressure
Cylinder 2 drives spindle nose 1 to stretch, and spindle nose 1 is moved with movable arbor 3 and rotary blade 4.
Refer to shown in Fig. 2 and Fig. 3, the drag link mechanism is formed by connecting by first segment pipe 11 and second section pipe 12, draw
The two ends of linkage are welded respectively with the axle block 15 of first axle block 14 and second, and described first segment pipe 11 and second section pipe 12 is
Oval hollow pipe, as shown in fig. 6, the ratio of the semi-minor axis b and major semiaxis a of the oval cross section of first segment pipe 11, second section pipe 12 is ellipse
The ratio of the semi-minor axis b and major semiaxis a of circular section is equal, and semi-minor axis b is 0.5-0.9 with major semiaxis a ratio ranges, and major semiaxis a takes
It is worth for 40-150mm, wall thickness W=5-20mm.Described first axle block 14 has a through hole 141, diameter d=5-30mm, through hole 141
Center line it is parallel with the central shaft of first axle block 14, for inserting the oil pipe 7 of hydraulic cylinder 2.The cylinder body of hydraulic cylinder 2 is fixed on axle
In 1 second section pipe 12, the expansion link of hydraulic cylinder 2 is hinged in first segment pipe 11, and the cylinder body head end of hydraulic cylinder 2 is located at second
In section pipe 12, the head end of the cylinder body of second section pipe 12 is hinged first pulley 6, and the first steel wire rope 5 bypasses first pulley 6, the first steel
The two ends of cord 5 are separately fixed on first axle block 14 and second section pipe 12.Hydraulic cylinder 2 passes through the steel wire of first pulley 6 and first
Rope 5 drives the second section pipe 12 of spindle nose 1 to extend or shrink.
Refer to shown in Fig. 4 and Fig. 5, described drag link mechanism is by first segment pipe 11, second section pipe 12, three-joint pipe 13
It is connected in sequence, the two ends of drag link mechanism are welded respectively with the axle block 15 of first axle block 14 and second, described first segment pipe 11,
Second section pipe 12 and three-joint pipe 13 are oval hollow pipe, as shown in fig. 6, the semi-minor axis b of the oval cross section of first segment pipe 11 with
The ratio of major semiaxis a, the ratio of the semi-minor axis b and major semiaxis a of the oval cross section of second section pipe 12 and the oval cross section of three-joint pipe 13 it is short
Semiaxis b is equal with the ratio of major semiaxis a, and semi-minor axis b is 0.5-0.9 with major semiaxis a ratio ranges, and major semiaxis a values are 40-
150mm；Wall thickness W=5-20mm.Described first axle block 14 has a through hole 141, diameter d=5-30mm, the center line of through hole 141
It is parallel with the central shaft of first axle block 14, for inserting the oil pipe 7 of hydraulic cylinder 2.The cylinder body of hydraulic cylinder 2 is fixed on the of spindle nose 1
In double section tube 12, the expansion link of hydraulic cylinder 2 is hinged in first segment pipe 11, and the cylinder body head end of hydraulic cylinder 2 is located at three-joint pipe 13
In, the cylinder body head end of hydraulic cylinder 2 is hinged second pulley 8, and the second steel wire rope 9 bypasses second pulley 8, the two ends of the second steel wire rope 9
It is separately fixed on first axle block 14 and three-joint pipe 13；The end face of second section pipe 12 in first segment pipe 11 is hinged with the 3rd
Pulley 10, the 3rd steel wire rope 16 bypasses the 3rd pulley 10, and first segment pipe 11 and the 3rd is fixed respectively at the two ends of the 3rd steel wire rope 16
On section pipe 13.Hydraulic cylinder 2 drives the three-joint pipe 13 of spindle nose 1 to extend or shrink by 8 and second steel wire rope of second pulley 9, the
Three-joint pipe 13 drives the synchronous elongation of second section pipe 12 or shrinks further through the 3rd pulley 10 and the 3rd steel wire rope 16.
In the case where ensureing that the length of cutter shaft 3 is constant, hydraulic cylinder 2 can drive spindle nose 1 to stretch to the present invention, realize rotary blade 4
The Axial changes of position, easy to operate, simple structure, good stability can stepless time adjustment, it is easy to accomplish.Wherein spindle nose 1 can be
Under ensureing the normal working strength of rotary cultivator, suitable length is selected according to rotary tillage condition；And Guan Jun is respectively saved using oval empty
Heart pipe, not only can so improve the bending strength of spindle nose 1, can also avoid the relative rotation between each section pipe.Two hydraulic cylinders 2 are same
When work, hydraulic cylinder 2 extends in a spindle nose 1, and the hydraulic cylinder 2 in another spindle nose 1 shrinks, extend it is identical with contract by distance.
Claims (5)
1. a kind of device for improving rotary blade group even wear on same cutter shaft, it is characterised in that：It is by spindle nose (1) and hydraulic pressure
Cylinder (2) is constituted；The two ends of cutter shaft (3) are mounted on spindle nose (1), and described spindle nose (1) is by drag link mechanism, first axle block (14)
With the second axle block (15) composition；In spindle nose (1), hydraulic cylinder (2) drives spindle nose (1) to stretch to hydraulic cylinder (2), spindle nose (1)
Band movable arbor (3) and rotary blade (4) are mobile.
2. a kind of device for improving rotary blade group even wear on same cutter shaft according to claim 1, its feature exists
In：The drag link mechanism is formed by connecting by first segment pipe (11) and second section pipe (12), and the two ends of drag link mechanism are respectively with
One axle block (14) and the second axle block (15) are welded, and described first segment pipe (11) and second section pipe (12) is oval hollow pipe,
First axle block (14) has a through hole (141), and the center line of through hole (141) is parallel with the central shaft of first axle block (14), for inserting
Enter the oil pipe (7) of hydraulic cylinder (2)；The cylinder body of hydraulic cylinder (2) is fixed in the second section pipe (12) of spindle nose (1), hydraulic cylinder (2)
Expansion link is hinged in first segment pipe (11), and the cylinder body head end of hydraulic cylinder (2) is located in second section pipe (12), second section pipe (12)
The head end of cylinder body be hinged first pulley (6), the first steel wire rope (5) bypasses first pulley (6), the two ends of the first steel wire rope (5)
It is separately fixed on first axle block (14) and second section pipe (12)；Hydraulic cylinder (2) is by first pulley (6) and the first steel wire rope
(5) drive second section pipe (12) elongation of spindle nose (1) or shrink.
3. a kind of device for improving rotary blade group even wear on same cutter shaft according to claim 2, its feature exists
In：The semi-minor axis (b) of described first segment pipe (11) oval cross section and the ratio of major semiaxis (a), the elliptical cross section of second section pipe (12)
The semi-minor axis (b) in face is equal with the ratio of major semiaxis (a), and semi-minor axis (b) and major semiaxis (a) ratio range are 0.5-0.9, major semiaxis
A () value is 40-150mm, wall thickness (W) is 5-20mm.
4. a kind of device for improving rotary blade group even wear on same cutter shaft according to claim 1, its feature exists
In：Described drag link mechanism is connected in sequence by first segment pipe (11), second section pipe (12), three-joint pipe (13), pull bar
The two ends of mechanism are welded respectively with first axle block (14) and the second axle block (15), described first segment pipe (11), second section pipe
(12) and three-joint pipe (13) is oval hollow pipe, first axle block (14) has a through hole (141), the center line of through hole (141)
It is parallel with the central shaft of first axle block (14), for inserting the oil pipe (7) of hydraulic cylinder (2)；The cylinder body of hydraulic cylinder (2) is fixed on axle
In the second section pipe (12) of head (1), the expansion link of hydraulic cylinder (2) is hinged in first segment pipe (11), the cylinder head of hydraulic cylinder (2)
End is located in three-joint pipe (13), and the cylinder body head end of hydraulic cylinder (2) is hinged second pulley (8), and the second steel wire rope (9) bypasses second
Pulley (8), the two ends of the second steel wire rope (9) are separately fixed on first axle block (14) and three-joint pipe (13)；Positioned at first segment
Second section pipe (12) end face in pipe (11) is hinged with the 3rd pulley (10), and the 3rd steel wire rope (16) bypasses the 3rd pulley (10),
The two ends of the 3rd steel wire rope (16) are fixed respectively on first segment pipe (11) and three-joint pipe (13)；Hydraulic cylinder (2) is slided by second
Wheel (8) and the second steel wire rope (9) drive three-joint pipe (13) elongation or contraction of spindle nose (1), and three-joint pipe (13) is further through the
Three pulleys (10) and the 3rd steel wire rope (16) drive second section pipe (12) synchronously elongation or contraction.
5. a kind of device for improving rotary blade group even wear on same cutter shaft according to claim 4, its feature exists
In：The semi-minor axis (b) of described first segment pipe (11) oval cross section and the ratio of major semiaxis (a), second section pipe (12) oval cross section
Semi-minor axis (b) and major semiaxis (a) ratio and three-joint pipe (13) oval cross section semi-minor axis (b) and major semiaxis (a) ratio phase
It is 0.5-0.9 Deng, semi-minor axis (b) and major semiaxis (a) ratio range, major semiaxis (a) value is 40-150mm；Wall thickness (W) is 5-
20mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016841.5A CN106612644B (en) | 2017-01-11 | 2017-01-11 | A kind of device improving rotary blade group even wear on same cutter shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016841.5A CN106612644B (en) | 2017-01-11 | 2017-01-11 | A kind of device improving rotary blade group even wear on same cutter shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106612644A true CN106612644A (en) | 2017-05-10 |
| CN106612644B CN106612644B (en) | 2018-11-02 |
Family
ID=58843575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710016841.5A Expired - Fee Related CN106612644B (en) | 2017-01-11 | 2017-01-11 | A kind of device improving rotary blade group even wear on same cutter shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106612644B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05153801A (en) * | 1991-12-09 | 1993-06-22 | Kubota Corp | Rotary tiller |
| CN201797709U (en) * | 2010-09-28 | 2011-04-20 | 吕长江 | Multifunctional rotary cultivator |
| CN203457501U (en) * | 2013-09-07 | 2014-03-05 | 山东潍坊鲁中拖拉机有限公司 | Width-adjustable horizontal shaft rotary cultivator |
| CN203457502U (en) * | 2013-09-07 | 2014-03-05 | 山东潍坊鲁中拖拉机有限公司 | Transversely-movable rotary cultivator |
| CN205266768U (en) * | 2015-12-01 | 2016-06-01 | 重庆诺雷农业开发有限公司 | Rotary cultivator with adjustable width |
-
2017
- 2017-01-11 CN CN201710016841.5A patent/CN106612644B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05153801A (en) * | 1991-12-09 | 1993-06-22 | Kubota Corp | Rotary tiller |
| CN201797709U (en) * | 2010-09-28 | 2011-04-20 | 吕长江 | Multifunctional rotary cultivator |
| CN203457501U (en) * | 2013-09-07 | 2014-03-05 | 山东潍坊鲁中拖拉机有限公司 | Width-adjustable horizontal shaft rotary cultivator |
| CN203457502U (en) * | 2013-09-07 | 2014-03-05 | 山东潍坊鲁中拖拉机有限公司 | Transversely-movable rotary cultivator |
| CN205266768U (en) * | 2015-12-01 | 2016-06-01 | 重庆诺雷农业开发有限公司 | Rotary cultivator with adjustable width |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106612644B (en) | 2018-11-02 |
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Granted publication date: 20181102 |