CN107182453A - A kind of grain cleaning system with uniform material and precleaning function - Google Patents
A kind of grain cleaning system with uniform material and precleaning function Download PDFInfo
- Publication number
- CN107182453A CN107182453A CN201710357084.8A CN201710357084A CN107182453A CN 107182453 A CN107182453 A CN 107182453A CN 201710357084 A CN201710357084 A CN 201710357084A CN 107182453 A CN107182453 A CN 107182453A
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- Prior art keywords
- shuttle board
- flow guide
- guide bar
- sorting screen
- shuttle
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/44—Grain cleaners; Grain separators
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/44—Grain cleaners; Grain separators
- A01F12/446—Sieving means
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to a kind of grain cleaning system with uniform material and precleaning function, including material shuttle board, sorting screen and blower fan.Material shuttle board is made up of shuttle board plate face, shuttle board flow guide bar, shuttle board weighting distribution wheel, shuttle board sprocket wheel and shuttle board weight stack.Material shuttle board is made up of shuttle board plate face, shuttle board flow guide bar, shuttle board weighting distribution wheel, shuttle board sprocket wheel and shuttle board weight stack.The present invention can be uniform in the radial distribution of dressing mechanism by cereal when cereal is cleaned, and can carry out precleaning to emersion object, partial grains is shifted to an earlier date sieve, so that reduces rear portion dressing mechanism cleans pressure, greatly promotes cleaning efficiency.Sheet adjustable counter balance is added in the power input portion of material shuttle board and sorting screen, counterweight can be adjusted to reduce the inertia force of dressing mechanism, so as to reach the effect of vibration and noise reducing.
Description
Technical field
The present invention relates to a kind of grain cleaning system with uniform material and precleaning function, belong to combined harvester
Clean separation field.
Background technology
The cleaning and sorting system of conventional grain combined harvester carries out separating cleaning using separator ridlle to emersion object, by machine
The limitation in portion space, the separation of separator ridlle and cleans ability and is substantially restricted, and China's combined harvester can not be met
Growth requirement.Existing classical joint cropper is when feeding quantitative change is big, and cleaning and sorting system can not effectively solve again the amount of taking off greatly and press from both sides
Band loses the problem such as big, cleans effect undesirable.Material shuttle board, which adds the combined type of sorting screen to clean isolation technics, has threshing
Stroke length, clean that area is big, multiple de- amount less with entrainment loss it is few the advantages of, can be improved under conditions of body volume is not increased
Productivity ratio is good to crop adaptability.Cereal disclosed in Chinese patent CN203775694U and Chinese patent CN105123147A joins
The cleaning and sorting system for closing cropper only has sorting screen, does not have material delivery board, and cropper uses longitudinally axial flow threshing mode, threshing
The part emersion object at system rear portion can be discharged to outside machine with air-flow, cause cleaning loss.Sorting screen is only uniformly deviate from deflector
Thing, uniform effect is poor, and cleaning and sorting system load is big.The emersion object that threshing system is fallen is entered according to material shuttle board and sorting screen
Row clean, and material shuttle board front portion and sorting screen preceding shuttle board perforate, can effectively uniform emersion object, lifting clean
Ability and reduction cleaning load.Adjustable counter balance piece is installed additional in the power intake of material shuttle board and sorting screen, is effectively reduced
Mechanism inertia force, reduces vibration and the noise of machine.
The content of the invention
The technical problems to be solved by the invention are, in the case of solving the big feed quantity of combined harvester, cleaning and sorting system
Uniform emersion object effect is poor, and greatly, cleaning load is big for cleaning loss, it is impossible to adapt to a large amount of emersion objects there is provided one the problem of cleaning
Kind can quick uniform emersion object, reduce cleaning loss and cleaning load, and the tool that can be with noise of mechanism can be reduced
There is the grain cleaning system of uniform material and precleaning function.
For achieving the above object, the technical scheme taken of the present invention is：One kind has uniform material and precleaning work(
The grain cleaning system of energy, including material shuttle board, sorting screen and blower fan, the material shuttle board is successively by the first shuttle board plate
Face and the second shuttle board plate face are constituted, and the sorting screen is made up of preceding shuttle board, fish scale sieve and tail sheet piece successively, it is described before tremble
The height of dynamic plate is higher than the fish scale sieve, and the first shuttle board plate face is located above the fish scale sieve；Described
One shuttle board plate face is stepped, is connected in sequence by inclined-plane and plane, is wherein provided with elongated hole, plane and is provided with inclined-plane
Circular hole, elongated hole width is less than grain dia, and the diameter of circular hole, which is more than on grain dia, the preceding shuttle board, is provided with several
Square hole, the aperture of square hole, which is more than below grain dia, the preceding shuttle board, is provided with precleaning deflector, the upper level of the blower fan
Air outlet is located between pre- clear deflector and the fish scale sieve of sorting screen, and the lower air outlet of the blower fan is tiltedly to the fish scale sieve
With the first shuttle board plate face.
In such scheme, the second shuttle board plate face is provided with shuttle board flow guide bar, and the preceding shuttle board is provided with clear
Select sieve plate flow guide bar.
In such scheme, the shuttle board flow guide bar includes middle shuttle board flow guide bar, the middle shuttle board flow guide bar
On the center line of the second shuttle board plate face, the middle shuttle board flow guide bar both sides are arranged with the first shake successively
The angle model of plate flow guide bar and the second shuttle board flow guide bar, the first shuttle board flow guide bar and the middle shuttle board flow guide bar
Enclose for 20 ° ~ 25 °；The angular range of the second shuttle board flow guide bar and the middle shuttle board flow guide bar is 40 ° ~ 45 °；Institute
State and clean sieve plate flow guide bar and include middle sorting screen flow guide bar, it is clear that the both sides of the middle sorting screen flow guide bar are arranged with first
Choosing sieve flow guide bar, the middle sorting screen flow guide bar is located on the center line of the preceding shuttle board, the first sorting screen water conservancy diversion
The angular range of bar and the middle sorting screen flow guide bar is 20 ° ~ 25 °.
In such scheme, the inclination angle of the first shuttle board plate face and horizontal plane is 5 ° ~ 9 °.
In such scheme, the inclination angle of the precleaning deflector and horizontal plane is 4 ° ~ 6 °.
In such scheme, the elongated 2 ~ 8mm of hole width, 10 ~ 12mm of length, 6 ~ 10mm of Circularhole diameter；The row of elongated hole
Number is 11 ~ 14 rows, and row's spacing is 25 mm ~ 30mm, and it is 6 ~ 8, each 130 mm of spacing ~ 140mm often to arrange number；Circular hole is arranged
Number is 11 ~ 13 rows, and row's spacing is 25 mm ~ 29mm, and it is one group often to arrange 3 ~ 4, totally 6 ~ 8 groups, group spacing 140mm ~ 150mm.
In such scheme, the row of square hole is 16 ~ 18 rows, and row's spacing is 25mm ~ 28mm, and the number per round is 26 ~ 28
Two individual, adjacent 25 ~ 30mm of square hole spacing.
In such scheme, the power input portion of material shuttle board includes shuttle board weighting distribution wheel and shuttle board sprocket wheel, shake
Mounting hole is provided with plate weighting distribution wheel, shuttle board sprocket wheel, shuttle board weight stack is arranged on by bolt by shuttle board weighting distribution wheel and trembled
On the lateral surface of dynamic plate sprocket wheel.
In such scheme, the power input portion of sorting screen includes sorting screen weighting distribution wheel and sorting screen sprocket wheel, and sorting screen is matched somebody with somebody
Mounting hole is provided with roller, sorting screen sprocket wheel, a number of sorting screen weight stack is arranged on by bolt by sorting screen counterweight
On the lateral surface of wheel and sorting screen sprocket wheel.
The beneficial effects of the invention are as follows：（1）Material shuttle board is arranged on the back upper place of sorting screen, and with horizontal plane in certain
Angle.Open elongated hole and circular hole in the front portion of the plate face of material shuttle board, and into certain array distribution.Elongated hole is opened in inclined-plane
On, the wind blown out from blower fan can be blown afloat emersion object and uniform emersion object by elongated hole.The width in hole is less than grain diameter,
Prevent cereal from being dropped out from elongated hole.Circular hole is opened in the plane, and the diameter in hole is more than grain diameter, can allow emersion object grain from
Circular hole is dropped out, and is carried out pre- threshing to emersion object and is reduced the cleaning load of material shuttle board.（2）The preceding shake version of sorting screen is installed
In the front portion of sorting screen, square hole is provided with preceding shuttle board, and into certain array distribution in plate face.In the lower section of preceding shuttle board
Precleaning deflector is installed.When before the part emersion object of threshing system is fallen on shuttle board, part grain is fallen by square hole
Enter precleaning deflector, cereal is importing directly into by deflector by defeated grain screw feeder, reduce follow-up pressure of cleaning, it is remaining de-
Go out thing then to fall on lip(ped) sieve piece under the push effect of preceding shuttle board and further cleaned, thus realize to emersion object it is pre- clearly
Choosing and backward push are acted on.（3）Peace is provided with material shuttle board and the power input portion of sorting screen, i.e. sprocket wheel and weighting distribution wheel
Hole is filled, for installing sheet weight stack, according to the quantity of the big minor adjustment weight stack of the inertia force of material shuttle board and sorting screen, from
And realize the vibration and noise reducing of cleaning and sorting system.
Brief description of the drawings
Fig. 1 is the front view of the grain cleaning system of uniform material and precleaning function.
Fig. 2 is cleaning and sorting system blower fan front view.
Fig. 3 is material shuttle board general assembly drawing.
Fig. 4 is the overall top view of material shuttle board plate face.
Fig. 5 is the first shuttle board plate face local overlooking enlarged drawing.
Fig. 6 is the first shuttle board plate face partial 3 d solid show figure.
Fig. 7 is material shuttle board sprocket wheel and counterweight assembled view.
Fig. 8 is material shuttle board weighting distribution wheel and counterweight assembled view.
Fig. 9 is sorting screen general assembly drawing.
Figure 10 is shuttle board front view before sorting screen.
Figure 11 is shuttle board sectional view before sorting screen.
Figure 12 is shuttle board plate face partial enlarged drawing before sorting screen.
Figure 13 is sorting screen sprocket wheel and counterweight assembled view.
Figure 14 is sorting screen weighting distribution wheel and counterweight assembled view.
In figure, 1. material shuttle boards, 2. sorting screens, 3. blower fans, 101. first shuttle board plate faces, 102. second shuttle board plates
Face, 103. shuttle board weighting distribution wheels, 104. shuttle board sprocket wheels, 105. shuttle board weight stacks, 106. elongated holes, 107. circular holes, 108.
First shuttle board flow guide bar, 109. middle shuttle board flow guide bars, 110. second shuttle board flow guide bars, shuttle board, 202- before 201.
1. middle sorting screen flow guide bar, 202-2. the first sorting screen flow guide bars, 203. precleaning deflectors, 204. fish scale sieves, 205.
Tail sheet piece, 206. sorting screen weighting distribution wheels, 207. sorting screen sprocket wheels, 208. sorting screen weight stacks, 209. square holes.
Embodiment
Below in conjunction with the accompanying drawings to a kind of grain cleaning with uniform material and precleaning function of concrete model of the present invention
System specific implementation process is described further.
As shown in figure 1, the grain cleaning system with uniform material and precleaning function of the present embodiment, including material are trembled
Dynamic plate 1, sorting screen 2 and blower fan 3, as shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the material shuttle board 1 is successively by the first shuttle board plate
The shuttle board plate face 102 of face 101 and second is constituted, and the first shuttle board plate face 101 is stepped, is connected successively by inclined-plane and plane
Connect and form, be wherein provided with inclined-plane in elongated hole 106, plane and be provided with circular hole 107, the width of elongated hole 106 is less than grain dia, circle
The diameter in hole 107 is more than grain dia, and as shown in Fig. 9 to Figure 12, the sorting screen 2 is successively by preceding shuttle board 201, fish scale sieve
204 and tail sheet piece 205 constitute, the height of the preceding shuttle board 201 is higher than the fish scale sieve 204, first shake
Plate plate face 101 is located at the top of fish scale sieve 204；Several square holes 209, square hole 209 are provided with the preceding shuttle board 201
Aperture be more than grain dia, the lower section of preceding shuttle board 201 is provided with precleaning deflector 203, and the upper level of the blower fan 3 goes out
Air port 301 is located between the pre- clear deflector 202 of sorting screen and fish scale sieve 204, and the lower air outlet 302 of the blower fan 3 is tiltedly right
The fish scale sieve 204 and the first shuttle board plate face 101.First material, which shakes plate face 101 and level, certain inclination angle, inclines
Angle is 5 ° ~ 9 °, and this angle can effectively be conveyed to material, and does not make material conveying too fast, is made on material shuttle board
Elongated hole and circular hole play one's part to the full.Shuttle board flow guide bar, the shuttle board water conservancy diversion are distributed with second shuttle board plate face 102
Bar includes middle shuttle board flow guide bar 109, and the middle shuttle board flow guide bar 109 is located at the second shuttle board plate face 102
On center line, the middle both sides of shuttle board flow guide bar 109 are arranged with the first shuttle board flow guide bar 108 and the second shake successively
Plate flow guide bar 110, the angular range of the first shuttle board flow guide bar 108 and the middle shuttle board flow guide bar 109 for 20 ° ~
25°；The angular range of the second shuttle board flow guide bar 110 and the middle shuttle board flow guide bar 109 is 40 ° ~ 45 °；It is described
Preceding shuttle board 201 includes middle sorting screen flow guide bar 202-1 provided with sieve plate flow guide bar, the sieve plate flow guide bar of cleaning is cleaned,
The both sides of the middle sorting screen flow guide bar 202-1 are arranged with the first sorting screen flow guide bar 202-2, and the middle sorting screen is led
Flow bar 202-1 to be located on the center line of the preceding shuttle board 201, the first sorting screen flow guide bar 202-2 and the centre are clear
Choosing sieve flow guide bar 202-1 angular range is 20 ° ~ 25 °.Due to the emersion object skewness fallen from threshing cylinder, the shake
Plate flow guide bar can serve uniformly to material, and sorting screen flow guide bar can be carried out to falling on the anterior material of sorting screen
Cloth, is conducive to the precleaning effect that sorting screen is anterior.Because the upper horizontal air outlet 301 of blower fan 3 is led clearly positioned at the pre- of sorting screen
Flow between plate 202 and fish scale sieve 204, the material that can be fallen to material shuttle board is effectively cleaned, lower air outlet（302）
Tiltedly to the fish scale sieve（204）With the first shuttle board plate face 101, the material on sorting screen can be carried out effectively clear
Choosing, while emersion object can be blown afloat and uniformly taken off by the wind blown out from blower fan by the elongated hole in the first shuttle board plate face 101
Go out thing；Preceding shuttle board 201 is located at the front portion of sorting screen 2, and the mode being bolted is fixed on sorting screen, precleaning water conservancy diversion
Plate 203 is located at the preceding lower section of shuttle board 201, and the mode being bolted is connected with sorting screen, the material that sorting screen is cleaned
It is importing directly into defeated grain screw feeder, reduces and follow-up clean pressure.
It is preferred that, as shown in Fig. 3 ~ 7, elongated hole 106 and the radial arrangement of circular hole 107 on material shuttle board 1；Elongated hole
106 width are less than grain dia, 2 ~ 8mm of width, 10 ~ 12mm of length.The diameter of circular hole 107 be more than grain dia, diameter 6 ~
10mm；The row of elongated hole 106 is 11 ~ 14 rows, and row's spacing is 25 mm ~ 30mm, and it is 6 ~ 8, each spacing 130 often to arrange number
mm ~140mm；The row of circular hole 107 is 11 ~ 13 rows, and row's spacing is 25 mm ~ 29mm, and it is one group often to arrange 3 ~ 4, totally 6 ~ 8 groups, group
Spacing 140mm ~ 150mm, the purpose of wherein elongated hole is in order to allow the air-flow that blower fan is blown out by the hole, so as to be shaken to material
Material progress on plate is uniform and pre- fluffy, and then some seeds are fallen on sorting screen by circular hole, reduce material shuttle board
Discharge pressure；Simultaneously because to blow over air-flow by elongated hole pre- fluffy for material on material shuttle board, make sorting screen more effectively clear
Choosing；Shuttle board is installed on the power input portion of material shuttle board 1, i.e. shuttle board weighting distribution wheel 103 and shuttle board sprocket wheel 104
Weight stack 105, weight stack thickness is 6mm ~ 8mm, and material is cast iron；Shuttle board weighting distribution wheel 103, shuttle board sprocket wheel 104 and shake
Mounting hole is provided with plate weight stack 105, a number of shuttle board weight stack 105 is arranged on by bolt handle by shuttle board counterweight
On the lateral surface of wheel 103 and shuttle board sprocket wheel 104.
It is preferred that, as shown in Fig. 8 ~ 13, the row of the upper aperture 209 of shuttle board 201 is 16 ~ 18 rows before sorting screen, arranges spacing
For 25mm ~ 28mm, the number per round is 26 ~ 28, each 25 ~ 30mm of pitch of holes；Precleaning deflector 203 by bolt with
Preceding shuttle board 201 is connected, the side plate connection of both sides and sorting screen.In the power input portion of sorting screen 2, i.e. sorting screen weighting distribution wheel
206 and sorting screen sprocket wheel 207 on sorting screen weight stack 208 is installed, weight stack thickness is 6mm ~ 8mm, and material is cast iron；Clean
Mounting hole is provided with sieve weighting distribution wheel 206, sorting screen sprocket wheel 207 and sorting screen weight stack 208, by bolt a number of clear
Choosing sieve weight stack 208 is arranged on the lateral surface of sorting screen weighting distribution wheel 206 and sorting screen sprocket wheel 207.
A kind of grain cleaning system with uniform material and precleaning function of the model is cleaned to be fallen from threshing system
Emersion object when specific implementation process be, before system work the appropriate number of weight stack of selection be arranged on material shuttle board and
The power input portion of sorting screen, makes the inertia force of cleaning and sorting system minimum, reduces vibration and the noise of cleaning and sorting system.Then system
Start working, emersion object is fallen on material shuttle board, push effect, elongated hole blowout airflow function in material shuttle board plate face
In the presence of the flow guide bar in material shuttle board plate face, part grain falls on the fish scale sieve of sorting screen by circular hole in advance
On, it is easier to fall on the seed collection system of bottom through sieve；Remaining emersion object is under the push effect of material shuttle board
It is pushed on the preceding shuttle board of sorting screen, shuttle board moves back and forth before sorting screen drives, is taken off so that preceding shuttle board drives
Go out thing reciprocating motion, be before emersion object is quickly distributed on shuttle board, so that emersion object in the presence of sorting screen deflector
Part grain is fallen on precleaning deflector by the square hole of preceding shuttle board in advance, and material is importing directly into defeated grain and stirred by realization
Dragon, reduces and follow-up cleans pressure；Remaining emersion object on preceding shuttle board falls on sorting screen under the impetus of shuttle board
Fish scale sieve on, further cleaned.
A kind of grain cleaning system with uniform material and precleaning function of the model is using the first shake plate face, the
Two shake plate faces and sorting screen are cleaned to the emersion object that threshing system is fallen, by shaking plate face and sorting screen first
Perforate in preceding shake plate face, can effectively uniform emersion object, lifting clean ability and reduce cleaning load.In material shuttle board and
The power intake of sorting screen installs adjustable counter balance piece additional, is effectively reduced mechanism inertia force, reduces vibration and the noise of machine.
Claims (9)
1. a kind of grain cleaning system with uniform material and precleaning function, it is characterised in that including material shuttle board
（1）, sorting screen（2）And blower fan（3）, the material shuttle board（1）Successively by the first shuttle board plate face（101）With the second shuttle board
Plate face 102 is constituted, the sorting screen（2）Successively by preceding shuttle board（201）, fish scale sieve（204）With tail sheet piece（205）Constitute,
The preceding shuttle board（201）Height be higher than the fish scale sieve（204）, the first shuttle board plate face（101）It is located at
The fish scale sieve（204）Top；The first shuttle board plate face（101）It is stepped, be sequentially connected by inclined-plane and plane and
Into being wherein provided with elongated hole on inclined-plane（106）, circular hole is provided with plane（107）, elongated hole（106）Width is less than grain dia,
Circular hole（107）Diameter be more than grain dia, the preceding shuttle board（201）On be provided with several square holes（209）, square hole
（209）Aperture be more than grain dia, the preceding shuttle board（201）Lower section is provided with precleaning deflector（203）, the blower fan
（3）Upper horizontal air outlet（301）Positioned at the pre- clear deflector of sorting screen（202）With fish scale sieve（204）Between, the blower fan
（3）Lower air outlet（302）Tiltedly to the fish scale sieve（204）With the first shuttle board plate face（101）.
2. a kind of grain cleaning system with uniform material and precleaning function according to claim 1, its feature exists
In the second shuttle board plate face (102) is provided with shuttle board flow guide bar, the preceding shuttle board（201）It is provided with and cleans sieve plate
Flow guide bar.
3. a kind of grain cleaning system with uniform material and precleaning function according to claim 2, its feature exists
In the shuttle board flow guide bar includes middle shuttle board flow guide bar (109), and the middle shuttle board flow guide bar (109) is located at institute
On the center line for stating the second shuttle board plate face (102), middle shuttle board flow guide bar (109) both sides are arranged with first successively
Shuttle board flow guide bar (108) and the second shuttle board flow guide bar (110), the first shuttle board flow guide bar (108) and the centre
The angular range of shuttle board flow guide bar (109) is 20 ° ~ 25 °；The second shuttle board flow guide bar (110) and the middle jitter
The angular range of plate flow guide bar (109) is 40 ° ~ 45 °；The sieve plate flow guide bar of cleaning includes middle sorting screen flow guide bar (202-
1), the both sides of the middle sorting screen flow guide bar (202-1) are arranged with the first sorting screen flow guide bar (202-2), the centre
Sorting screen flow guide bar (202-1) is located at the preceding shuttle board（201）Center line on, the first sorting screen flow guide bar (202-
2) it is 20 ° ~ 25 ° with the angular range of the middle sorting screen flow guide bar (202-1).
4. a kind of grain cleaning system with uniform material and precleaning function according to claim 1 or 2 or 3, its
It is characterised by, the first shuttle board plate face（101）Inclination angle with horizontal plane is 5 ° ~ 9 °.
5. a kind of grain cleaning system with uniform material and precleaning function according to claim 1 or 2 or 3, its
It is characterised by, the precleaning deflector（203）Inclination angle with horizontal plane is 4 ° ~ 6 °.
6. a kind of grain cleaning system with uniform material and precleaning function according to claim 1 or 2 or 3, its
It is characterised by, the elongated hole（106）2 ~ 8mm of width, 10 ~ 12mm of length, circular hole（107）6 ~ 10mm of diameter；Elongated hole（106）
Row be 11 ~ 14 rows, row spacing be 25 mm ~ 30mm, often arrange number be 6 ~ 8, each 130 mm of spacing ~ 140mm；Circle
Hole（107）Row is 11 ~ 13 rows, and row's spacing is 25 mm ~ 29mm, often arranges 3 ~ 4 for one group, totally 6 ~ 8 groups, group spacing 140mm ~
150mm。
7. a kind of grain cleaning system with uniform material and precleaning function according to claim 1 or 2 or 3, its
It is characterised by, square hole（209）Row be 16 ~ 18 rows, row spacing be 25mm ~ 28mm, per round number be 26 ~ 28, phase
Two adjacent 25 ~ 30mm of square hole spacing.
8. a kind of grain cleaning system with uniform material and precleaning function according to claim 1 or 2 or 3, its
It is characterised by, material shuttle board（1）Power input portion include shuttle board weighting distribution wheel（103）With shuttle board sprocket wheel（104）, tremble
Dynamic plate weighting distribution wheel（103）, shuttle board sprocket wheel（104）On be provided with mounting hole, by bolt shuttle board weight stack（105）It is arranged on
Shuttle board weighting distribution wheel（103）With shuttle board sprocket wheel（104）Lateral surface on.
9. a kind of grain cleaning system with uniform material and precleaning function according to claim 1 or 2 or 3, its
It is characterised by, sorting screen（2）Power input portion include sorting screen weighting distribution wheel（206）With sorting screen sprocket wheel（207）, sorting screen
Weighting distribution wheel（206）, sorting screen sprocket wheel（207）On be provided with mounting hole, by bolt a number of sorting screen weight stack（208）
Installed in sorting screen weighting distribution wheel（206）With sorting screen sprocket wheel（207）Lateral surface on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357084.8A CN107182453A (en) | 2017-05-19 | 2017-05-19 | A kind of grain cleaning system with uniform material and precleaning function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357084.8A CN107182453A (en) | 2017-05-19 | 2017-05-19 | A kind of grain cleaning system with uniform material and precleaning function |
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| CN107182453A true CN107182453A (en) | 2017-09-22 |
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| CN108076850A (en) * | 2017-11-27 | 2018-05-29 | 江苏大学 | It is a kind of that there is uniformly distributed material and the device for transporting objects from exciting |
| CN108055912A (en) * | 2018-01-18 | 2018-05-22 | 吉林大学 | It is incorgruous to allocate the shake of even stand formula cereal emersion object and throw device |
| CN108055912B (en) * | 2018-01-18 | 2023-09-22 | 吉林大学 | Different-direction distributing and evenly spreading type grain-separating shaking throwing device |
| WO2019178986A1 (en) * | 2018-03-20 | 2019-09-26 | 江苏大学 | Automatic uniform distribution apparatus for threshed material from harvester and automatic adjusting method therefor |
| US11039573B2 (en) | 2018-03-20 | 2021-06-22 | Jiangsu University | Automatic uniform distribution apparatus and automatic adjusting method for threshed material from harvester |
| CN108391520B (en) * | 2018-05-13 | 2023-10-03 | 吉林大学 | Vibration rotary asynchronous re-threshing type grain manuscript-by-manuscript re-separating device |
| CN109874512A (en) * | 2019-01-03 | 2019-06-14 | 江苏大学 | A kind of emersion object conveying even distribution device |
| CN110476592A (en) * | 2019-07-29 | 2019-11-22 | 江苏大学 | A kind of double drum sieve cleaning plants and its longitudinal axial flow ratooning rice combined harvester |
| CN110624824A (en) * | 2019-09-23 | 2019-12-31 | 东北农业大学 | Double-shaking plate shunting mechanism for corn grain cleaning material |
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Application publication date: 20170922 |