CN109220014A - A kind of self-balancing paddy-field pulp harrowing grading operation machine - Google Patents
A kind of self-balancing paddy-field pulp harrowing grading operation machine Download PDFInfo
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- CN109220014A CN109220014A CN201811097070.8A CN201811097070A CN109220014A CN 109220014 A CN109220014 A CN 109220014A CN 201811097070 A CN201811097070 A CN 201811097070A CN 109220014 A CN109220014 A CN 109220014A
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- Prior art keywords
- runing rest
- paddy
- balancing
- self
- rake
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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
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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
- A01B49/00—Combined machines
- A01B49/02—Combined machines with two or more soil-working tools of different kind
- A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
-
- 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
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
- A01B63/1112—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements using a non-tactile ground distance measurement, e.g. using reflection of waves
-
- 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
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
- A01B63/114—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to achieve a constant working depth
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Soil Working Implements (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Abstract
The invention discloses a kind of self-balancing paddy-field pulp harrowing grading operation machines, including runing rest, rake pulp grinder, it is characterized in that, lower section is equipped with bearing block in the middle part of the rake pulp grinder front beam, the front end of the runing rest is welded with trifilar suspension and is connected with tractor, is welded with rotary shaft in the middle part of crossbeam before and after the lower section of the runing rest.Advantage is: self-balancing paddy-field pulp harrowing grading operation machine operation process can adjust automatically harrow pulp grinder left and right horizontal tilt angle, influence rotary tillage depth by field face is not whole, rake slurry can be once completed down, buries stubble, grading operation, reduce tractor and paddy field is rolled.Field height difference is small after operation, and the utilization rate of water resource can be improved, greatly save irrigation water, is conducive to intermittent irrigation, reaches and accurately uses water, and irrigation efficiency reaches 90%.Reduce fertilizer loss and de- fertile phenomenon simultaneously, improves 10% or more chemical fertilizer utilization ratio.The ecological environment for fundamentally protecting entire rural area controls the discharge of harmful substance.
Description
Technical field
The present invention relates to agricultural equipment technology field more particularly to a kind of self-balancing paddy-field pulp harrowing grading operation machines.
Background technique
With the development of talents for agri-mechanization, paddy field tractor-ploughing at present is popularized, but is consequently also brought some column and asked
Topic.Since tractor own wt is heavier, if the necessary powerful tractor of operating efficiency is improved, simultaneously because existing machine
The inefficiency of tool, rake slurry bury stubble, level land and carry out respectively so that must operation several times can be only achieved Rice Cropping requirement.This
Sample paddy field becomes to be uneven, mud foot depth is different, locally becomes under repeatedly the rolling of tractor especially wheeled tractor
The mire that people can be eaten, seriously destroys paddy field ecological environment, or even the paddy field having has to be abandoned and lets a piece of farmland go to waste.
And in actual production operation, due to factors such as the out-of-flatness of field, the inclinations in field, it is easy to cause left and right wheels
Not in the same horizontal position, the height of agricultural machinery and implement can only be controlled by going up and down copying device, not can control complete machine in left and right horizontal direction
Balance, cause operation that pre-provisioning request is not achieved.When paddy field is precisely smooth, it is uneven by paddy field plough sole, in paddy-field flattening
When operation, it is adjustable that laser control system only can control land level scraper height, and cannot be guaranteed land level scraper controlled level, causes field face flat
Whole degree is difficult to meet planting requirement.
Summary of the invention
The purpose of the present invention is to solve rake slurry in the prior art, burying stubble, level land, to carry out operating efficiency respectively low, repeatedly
Paddy-field-working seriously destroys ecological environment and not can control complete machine in the balance in left and right horizontal direction, causes operation to be not achieved predetermined
It is required that the problem of, and a kind of self-balancing paddy-field pulp harrowing grading operation machine proposed.
To achieve the goals above, present invention employs following technical solutions: a kind of self-balancing paddy-field pulp harrowing grading operation
Machine, including runing rest, rake pulp grinder, which is characterized in that lower section is equipped with bearing block, the rotation in the middle part of the rake pulp grinder front beam
The front end for turning bracket is welded with trifilar suspension and is connected with tractor, welds in the middle part of crossbeam before and after the lower section of the runing rest
There is rotary shaft, interference fit has tapered roller bearing in each rotary shaft, and the tapered roller bearing is mounted on bearing
In seat, the left and right sides is respectively provided with inertial navigator and tilt angle adjusting oil cylinder at the top of the rake pulp grinder, after the rake pulp grinder
Portion, which is equipped with, assists break ground mechanism and laser navigation land leveller, and the upper end of the rake pulp grinder is equipped with control system.
In above-mentioned self-balancing paddy-field pulp harrowing grading operation machine, the laser navigation land leveller includes two height
Adjustment mechanism, each height regulating mechanism include the protection screen for being fixed in runing rest upper end, the rake pulp grinder
Upper end is rotatably connected to support plate, and the protection screen and support plate common rotation are connected with adjustable connecting rod, the branch
Fagging is rotatably connected to height control cylinder and parallel connecting rod disposed in parallel far from the side side wall of adjustable connecting rod,
The one end of telescopic end and parallel connecting rod far from support plate of height control cylinder described in two groups of height regulating mechanisms turns jointly
Dynamic to be connected with land level scraper connecting plate, the land level scraper connecting plate is connected with laser pickoff installation far from the side upper end of support plate
Support, the land level scraper connecting plate are connected with land level scraper, the laser pickoff erection support far from the side lower end of support plate
Upper end be connected with the laser pickoff support rod being vertically arranged, the upper end of the laser pickoff support rod is fixedly installed with sharp
Optical signal receiver, and the side setting for receiving signal end and being directed away from runing rest of laser signal receivers, it is described two
The first solenoid valve is mounted on the petroleum pipeline of the height control cylinder, the first solenoid valve is connect with control system.
In above-mentioned self-balancing paddy-field pulp harrowing grading operation machine, described two tilt angles adjust the flexible of oil cylinder
Axis is connect with rake pulp grinder, and two tilt angles adjust the top that oil cylinder is both connected to runing rest, two inclinations
Second solenoid valve is installed, the output end of two inertial navigators is connected with jointly from flat on angular adjustment oil cylinder petroleum pipeline
The input terminal of balance system, the output end of the self-balancing system and control system connects, the control terminal of the control system and the
The connection of two solenoid valves.
In above-mentioned self-balancing paddy-field pulp harrowing grading operation machine, it is described auxiliary break ground mechanism include two groups be symmetrically fixed in
Buffer gear on runing rest, every group of buffer gear include two fixed plates being fixed on runing rest rear end, and two
Fixed plate one end close to each other is connected with slide bar jointly, and being slidably matched on the slide bar, there are two sleeves, described in two
Sleeve is connected with fixed link far from one end common rotation of slide bar, and one end that two sleeves are located remotely from each other is connected with flexible
Spring, the one end of the adjustable spring far from sleeve is affixed with fixed plate, and the adjustable spring is actively socketed on slide bar, and two
Fixed link in group is connected with scraper plate far from one end of slide bar jointly, and the scraper plate is connected with far from the side side wall of runing rest
Planker.
In above-mentioned self-balancing paddy-field pulp harrowing grading operation machine, the planker is uniform close to the side side wall of runing rest
It is connected with multiple crushing teeths.
Compared with prior art, the advantages of this self-balancing paddy-field pulp harrowing grading operation machine, is:
1, using traditional three-link hitch is changed, trifilar suspension is welded on runing rest as complete machine and tractor
Between connection bridge, crossbeam medium position is connected with installation bearing block before and after harrowing pulp grinder, inside sets tapered roller bearing, together
When among trifilar suspension lower part rear and front end be welded with rotary shaft, the rotary shaft and bearing fit, guarantee trifilar suspension and rake
It is rotated freely in left and right directions between pulp grinder；
2, when being greater than systemic presupposition value, control system issues instruction control hydraulic system and drives oscillating motor to opposite
Direction rotation drives rake pulp grinder rotation, complete machine is made to be in horizontality always, guarantees rake pulp grinder full width rotary tillage depth always one
It causes, is not influenced by since soil injustice bring tow tractor fuselage is inclined；
3, it is broken ground the design of mechanism using auxiliary, in tractor driving process, under the elastic force of adjustable spring, planker
By connecting rod, fixed link and scraper plate adaptively with ground face contact, and crushing teeth is further crushed soil, while in advance
Carry out the leveling operation in paddy field；
4, it using the design of laser flatting machine, after receiver detects laser signal, constantly sends and believes to control system
Number.It after control system receives signal, is modified, the opening and closing of the first solenoid valve of revised signal control ground, to change liquid
Pressure oil transfers to the flow direction and flow of height control cylinder, land level scraper elevated height or reduction.Due to laser and automatic control technology
Application, realize the automated job of prepartion of land, prepartion of land precision can be improved.
In conclusion self-balancing paddy-field pulp harrowing grading operation machine operation process of the present invention can adjust automatically rake pulp grinder or so water
Flat dip angle influences rotary tillage depth by field face is not whole, and self-balancing paddy-field pulp harrowing grading operation machine can be once complete down
At rake slurry, stubble, grading operation are buried, tractor is reduced and paddy field is rolled.Field height difference is small after operation, and water resource can be improved
Utilization rate, greatly save irrigation water, be conducive to intermittent irrigation, reach accurately with water, irrigation efficiency reaches 90%.It reduces simultaneously
Fertilizer loss and de- fertile phenomenon, improve chemical fertilizer utilization ratio 10% or more.The ecological environment in entire rural area is fundamentally protected, is controlled
The discharge of harmful substance processed.
Detailed description of the invention
Fig. 1 is a kind of side view of self-balancing paddy-field pulp harrowing grading operation machine proposed by the present invention；
Fig. 2 is a kind of front view of self-balancing paddy-field pulp harrowing grading operation machine proposed by the present invention；
Fig. 3 is a kind of top view of self-balancing paddy-field pulp harrowing grading operation machine proposed by the present invention；
Fig. 4 is the structural schematic diagram of part A amplification in Fig. 3 of the present invention.
In figure: 1 runing rest, 2 trifilar suspensions, 3 rotary shafts, 4 tapered roller bearings, 5 rake pulp grinders, 6 connecting rods, 7 are fixed
Bar, 8 scraper plates, 9 plankers, 10 bearing blocks, 11 crushing teeths, 12 tilt angles adjust oil cylinder, 13 inertial navigators, 14 laser pickoffs
Support rod, 15 protection screens, 16 support plates, 17 adjustable connecting rods, 18 land level scraper connecting plates, 19 height control cylinders, 20
Parallel connecting rod, 21 land level scrapers, 22 laser pickoff erection supports, 23 laser signal receivers, 24 first solenoid valves, 25 controls
System, 26 fixed plates, 27 slide bars, 28 sleeves.
Specific embodiment
Following embodiment only exists in illustrative purpose, limits the scope of the invention without being intended to.
Referring to Fig.1-4, a kind of self-balancing paddy-field pulp harrowing grading operation machine, including runing rest 1, rake pulp grinder 5, harrow pulp grinder 5
Lower section is equipped with bearing block 10 in the middle part of front beam, and the front end of runing rest 1 is welded with trifilar suspension 2 and is connected with tractor, rotation
Crossbeam middle part is welded with rotary shaft 3 before and after turning the lower section of bracket 1, and interference fit has taper roller axis in each rotary shaft 3
4 are held, tapered roller bearing 4 is mounted in bearing block 10, and tapered roller bearing is mainly used for bearing the diameter based on radial load
To with axial connected load.Compared with angular contact ball bearing, large carrying capacity, limit speed is low.Tapered roller bearing can be held
By the axial load in a direction, the axial displacement in one direction of axis or shell can be limited, multiple tapered roller bearings 4 are common
It is connected with rake pulp grinder 5, rake pulp grinder 5 can be rotated in certain plane, and the 5 top left and right sides of rake pulp grinder is respectively provided with inertia and leads
Navigate instrument 13 and tilt angle adjusting oil cylinder 12, and the rear portion of rake pulp grinder 5, which is equipped with, assists break ground mechanism and laser navigation land leveller, harrows slurry
The upper end of machine 5 is equipped with control system 25.
More specifically, laser navigation land leveller includes two height regulating mechanisms, each height regulating mechanism includes solid
The protection screen 15 in 1 upper end of runing rest is connect, the upper end of rake pulp grinder 5 is rotatably connected to support plate 16, protection screen 15 and branch
16 common rotation of fagging is connected with adjustable connecting rod 17, and support plate 16 turns far from the side side wall of adjustable connecting rod 17
It is dynamic to be connected with height control cylinder 19 disposed in parallel and parallel connecting rod 20, height control cylinder in two groups of height regulating mechanisms
19 telescopic end and parallel connecting rod 20 is connected with land level scraper connecting plate 18, land level scraper far from one end common rotation of support plate 16
Connecting plate 18 is connected with laser pickoff erection support 22 far from the side upper end of support plate 16, and the land level scraper connecting plate 18 is remote
Side lower end from support plate 16 is connected with land level scraper 21, and the upper end of laser pickoff erection support 22, which is connected with, to be vertically arranged
Laser pickoff support rod 14, the upper end of laser pickoff support rod 14 are fixedly installed with laser signal receivers 23, and laser
The side setting for receiving signal end and being directed away from runing rest 1 of signal receiver 23, the oil transportation of two height control cylinders 19
The first solenoid valve 24 is mounted on pipe, the first solenoid valve 24 is connect with control system 25, and laser signal receivers 23 connect in real time
The signal that laser emitter issues is received, control system 25 controls the opening and closing of the first solenoid valve 24, realizes in height control cylinder 19
Portion's volume increases or reduces (i.e. telescopic end elongates or shortens), completes 21 elevated height of land level scraper or reduction.
Further, the telescopic shaft that two tilt angles adjust oil cylinder 12 is connect with rake pulp grinder 5, two tilt angle tune
Fuel-economizing cylinder 12 is both connected to the top of runing rest 1, and two tilt angles adjust and are equipped with the second electromagnetism on 12 petroleum pipeline of oil cylinder
Valve, the output end of two inertial navigators 13 are connected with self-balancing system, the output end and control system of self-balancing system jointly
25 input terminal connection, the control terminal of control system 25 connect with second solenoid valve, control system in real time to second solenoid valve into
Energization of going powers off the opening and closing for carrying out oil circuit, realizes that (i.e. telescopic end is stretched for tilt angle adjusting 12 internal capacity of oil cylinder increase or reduction
Long or shortening).
More specifically, auxiliary is broken ground, mechanism includes two groups of buffer gears being symmetrically fixed on runing rest 1, every group of buffering
Mechanism includes two fixed plates 26 being fixed on 1 rear end of runing rest, and two one end close to each other of fixed plate 26 are common
It is connected with slide bar 27, being slidably matched on slide bar 27, there are two sleeve 28, one end common rotation of two sleeves 28 far from slide bar 27
Be connected with fixed link 7, one end that two sleeves 28 are located remotely from each other is connected with adjustable spring, adjustable spring far from sleeve 28 one
End is affixed with fixed plate 26, and adjustable spring is actively socketed on slide bar 27, the one end of fixed link 7 far from slide bar 27 in two groups
It is connected with scraper plate 8 jointly, scraper plate 8 is connected with planker 9 far from the side side wall of runing rest 1, under the elastic force of adjustable spring,
Planker 9 is by connecting rod 6, fixed link 7 and scraper plate 8 adaptively with ground face contact, and crushing teeth 11 further breaks soil
It is broken, while the leveling operation in paddy field is carried out in advance.
Further, planker 9 is uniformly connected with multiple crushing teeths 11, crushing teeth 11 close to the side side wall of runing rest 1
It can be broken to soil block further progress.
In the present invention, runing rest 1 is mounted on tractor by rotary trifilar suspension 2, passes through inertial navigation skill
Art designs R & D Level self-balancing system, by the angular speed and acceleration of accelerometer and gyroscope measurement rake pulp grinder 5, will count
According to control system 25 is transmitted to, complete machine inclination angle is solved, control system and executing agency's driving rake pulp grinder rotate correspondence round about
Angle, realize the left and right horizontal direction self-balancing in operation process, concrete operations are as follows: respectively being put in rake 5 left and right ends of pulp grinder
Inertial navigator 13 is set, for measuring complete machine tilt angle, when being greater than systemic presupposition value, control system 25 issues instruction control
Hydraulic system drive incline angular adjustment oil cylinder 12 rotates round about, drives rake pulp grinder 5 to rotate, complete machine is made to be in water always
Level state is guaranteed that rake 5 full width rotary tillage depth of pulp grinder is consistent always, is not inclined by due to ground injustice bring tow tractor fuselage
Oblique influence；
During tractor traveling, under the elastic force of adjustable spring, planker 9 passes through connecting rod 6,7 and of fixed link
Scraper plate 8 is adaptively with ground face contact, and crushing teeth 11 is further crushed soil, while carrying out the smooth work in paddy field in advance
Industry；
Laser emitter issues rotary light beam, as soon as space level optical plane is formed above working space, this optical plane
It is the datum plane leveled land.Laser pickoff 23 is mounted on laser pickoff support rod 14.When 23 device of laser pick-off is examined
After measuring laser signal, signal constantly is sent to control system 25.It after control system 25 receives signal, is modified, corrects
Signal afterwards controls the opening and closing of the first solenoid valve 24, to change the flow direction and flow that hydraulic oil transfers to height control cylinder 19, puts down
Ground shovels 21 elevated heights or reduction.So that field surface evenness is reached sets requirement, mud is fallen in lower, aloft scrapes mud
It walks, due to the application of laser and automatic control technology, realizes the automated job of prepartion of land, prepartion of land essence can be improved
Degree.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of self-balancing paddy-field pulp harrowing grading operation machine, including runing rest (1), rake pulp grinder (5), which is characterized in that described
Lower section is equipped with bearing block (10) in the middle part of rake pulp grinder (5) front beam, and the front end of the runing rest (1) is welded with trifilar suspension
(2) and with tractor it is connected, is welded with rotary shaft (3) in the middle part of crossbeam before and after the lower section of the runing rest (1), it is each described
Interference fit has tapered roller bearing (4) in rotary shaft (3), and the tapered roller bearing (4) is mounted in bearing block (10),
The left and right sides is respectively provided with inertial navigator (13) at the top of the rake pulp grinder (5) and tilt angle adjusts oil cylinder (12), the rake slurry
The rear portion of machine (5), which is equipped with, assists break ground mechanism and laser navigation land leveller, and the upper end of rake pulp grinder (5) is equipped with control system
(25)。
2. a kind of self-balancing paddy-field pulp harrowing grading operation machine according to claim 1, which is characterized in that the laser navigation
Land leveller includes two height regulating mechanisms, and each height regulating mechanism includes being fixed in runing rest (1) upper end
The upper end of protection screen (15), rake pulp grinder (5) is rotatably connected to support plate (16), the protection screen (15) and support plate
(16) common rotation is connected with adjustable connecting rod (17), and the one of the support plate (16) separate adjustable connecting rod (17)
Side side wall is rotatably connected to height control cylinder disposed in parallel (19) and parallel connecting rod (20), in two groups of height regulating mechanisms
The telescopic end of the height control cylinder (19) is connect with parallel connecting rod (20) far from one end common rotation of support plate (16)
Have land level scraper connecting plate (18), the land level scraper connecting plate (18) is connected with laser pick-off far from the side upper end of support plate (16)
Device erection support (22), the land level scraper connecting plate (18) are connected with land level scraper (21) far from the side lower end of support plate (16),
The upper end of the laser pickoff erection support (22) is connected with the laser pickoff support rod (14) being vertically arranged, the laser
The upper end of receiver support rod (14) is fixedly installed with laser signal receivers (23), and the receiving of laser signal receivers (23)
The side that signal end is directed away from runing rest (1) is arranged, on the petroleum pipeline of described two height control cylinders (19)
It is equipped with the first solenoid valve (24), the first solenoid valve (24) is connect with control system (25).
3. a kind of self-balancing paddy-field pulp harrowing grading operation machine according to claim 1, which is characterized in that two inclinations
The telescopic shaft of angular adjustment oil cylinder (12) is connect with rake pulp grinder (5), and two tilt angles adjust oil cylinder (12) and are all connected with
At the top of runing rest (1), two tilt angles adjust and are equipped with second solenoid valve on oil cylinder (12) petroleum pipeline, and two
The output end of the inertial navigator (13) is connected with self-balancing system jointly, and the output end of the self-balancing system and control are
The input terminal connection of system (25), the control terminal of the control system (25) are connect with second solenoid valve.
4. a kind of self-balancing paddy-field pulp harrowing grading operation machine according to claim 1, which is characterized in that the auxiliary is broken ground
Mechanism includes two groups of buffer gears being symmetrically fixed on runing rest (1), and every group of buffer gear includes two and be fixed in rotation
Turn the fixed plate (26) on bracket (1) rear end, two fixed plate (26) one end close to each other are connected with slide bar jointly
(27), being slidably matched on the slide bar (27), there are two sleeve (28), the one end of two sleeves (28) far from slide bar (27)
Common rotation is connected with fixed link (7), and one end that two sleeves (28) are located remotely from each other is connected with adjustable spring, described to stretch
The one end of contracting spring far from sleeve (28) is affixed with fixed plate (26), and the adjustable spring is actively socketed on slide bar (27),
Fixed link (7) in two groups is connected with scraper plate (8) jointly far from the one end of slide bar (27), and the scraper plate (8) is far from runing rest
(1) side side wall is connected with planker (9).
5. a kind of self-balancing paddy-field pulp harrowing grading operation machine according to claim 4, which is characterized in that the planker (9)
Side side wall close to runing rest (1) is uniformly connected with multiple crushing teeths (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097070.8A CN109220014B (en) | 2018-09-20 | 2018-09-20 | Self-balancing paddy field slurry-raking land-leveling working machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097070.8A CN109220014B (en) | 2018-09-20 | 2018-09-20 | Self-balancing paddy field slurry-raking land-leveling working machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109220014A true CN109220014A (en) | 2019-01-18 |
| CN109220014B CN109220014B (en) | 2021-07-02 |
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| CN201811097070.8A Active CN109220014B (en) | 2018-09-20 | 2018-09-20 | Self-balancing paddy field slurry-raking land-leveling working machine |
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| CN109804739A (en) * | 2019-03-29 | 2019-05-28 | 连云港双亚机械有限公司 | A kind of paddy field rotary tillage buries stubble and plays slurry land leveller |
| CN110226377A (en) * | 2019-07-01 | 2019-09-13 | 中国农业大学 | A kind of rotary hilly and mountainous land tractor profiling suspension mechanism |
| CN112400380A (en) * | 2020-12-09 | 2021-02-26 | 周能为 | Duplex satellite laser leveling machine for paddy field |
| CN113207330A (en) * | 2021-06-09 | 2021-08-06 | 南京农业大学 | Paddy field slurry stirring land leveler |
| CN113753262A (en) * | 2021-11-09 | 2021-12-07 | 中国空气动力研究与发展中心低速空气动力研究所 | Device and method for measuring flow field speed of horizontal tail area of helicopter |
| CN115004894A (en) * | 2022-06-15 | 2022-09-06 | 山东弘宇农机股份有限公司 | Double-cylinder hydraulic lifter for tractor |
| CN115443788A (en) * | 2022-10-24 | 2022-12-09 | 刘贺祥 | Automatic correction device for hanging and ditching machine |
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| CN105746019A (en) * | 2015-07-13 | 2016-07-13 | 张天成 | Shallow soil loosening type laser land leveller |
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| CN113753262B (en) * | 2021-11-09 | 2022-02-11 | 中国空气动力研究与发展中心低速空气动力研究所 | Device and method for measuring flow field speed of horizontal tail area of helicopter |
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