CN110252645A - The agricultural machinery of elite seed is screened in a kind of agricultural planting - Google Patents
The agricultural machinery of elite seed is screened in a kind of agricultural planting Download PDFInfo
- Publication number
- CN110252645A CN110252645A CN201910515271.3A CN201910515271A CN110252645A CN 110252645 A CN110252645 A CN 110252645A CN 201910515271 A CN201910515271 A CN 201910515271A CN 110252645 A CN110252645 A CN 110252645A
- Authority
- CN
- China
- Prior art keywords
- sieve
- screen box
- screening
- seed
- discharge port
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/30—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro within their own plane in or approximately in or transverse to the direction of conveyance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention belongs to agriculture fields, the agricultural machinery of elite seed is screened in especially a kind of agricultural planting, for existing screening machine multistage screening can not be carried out to seed, the screen for seeds of different size grade cannot be branched away, the poor problem of screening effect, now propose following scheme, it includes pedestal, the upper end of the pedestal is fixedly connected with support plate, the side of the support plate is equipped with rotating mechanism, the other side of the support plate is equipped with the screen box connecting with rotating mechanism, the upper end of the screen box is equipped with the feed hopper extended in screen box, the first sieve is equipped in the screen box in parallel, second sieve and third sieve, the side wall of the screen box is set there are three discharge port, the inner wall of the screen box is set there are three sliding slot corresponding with discharge port position.Structure of the invention is reasonable, can carry out multistage screening to a large amount of seed, the seed of different size grade and impurity are screened out to come, screening effect is good, and it is convenient to operate.
Description
Technical field
The present invention relates to the agriculture machines that elite seed is screened in agricultural machinery technological field more particularly to a kind of agricultural planting
Tool equipment.
Background technique
The basis of agricultural is that planting industry, the continuity and development of planting industry depend on seed.Seed is that planting industry is most basic
, the means of production that do not replace, seed is that planting industry is rely the basis of continuity.Excellent seed can effectively improve crop
Resistance.In long-term production practices, people create seed selecting technique, have selected a large amount of excellent variety, they are the mankind
The precious legacy of civilization exactly relies on them, and various plantation activities could be carried out with renewing every year.At present to the sieve of seed
There are two types of modes for choosing, and by the way of hand picking, second of use screening machine is screened for the first.
Need to expend great effort and time by the way of hand picking, current seed screening machine can only to seed into
The rough screening of row can not carry out multistage screening to seed, cannot branch away the screen for seeds of different size grade, screening effect
It is poor.
So being badly in need of a kind of device that can carry out multistage screening to seed.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and screen in a kind of agricultural planting proposed
The agricultural machinery of elite seed, can to a large amount of seed carry out multistage screening, by the seed of different size grade with
And impurity screens out and, screening effect is good, and it is convenient to operate.
To achieve the goals above, present invention employs following technical solutions:
The agricultural machinery of elite seed is screened in a kind of agricultural planting, including pedestal, the upper end of the pedestal are fixed
It is connected with support plate, the side of the support plate is equipped with rotating mechanism, and the other side of the support plate is equipped with and rotating mechanism
The screen box of connection, the upper end of the screen box are equipped with the feed hopper extended in screen box, are equipped in parallel in the screen box
First sieve, the second sieve and third sieve, the side wall of the screen box are set there are three discharge port, and the inner wall of the screen box is set
There are three sliding slot corresponding with discharge port position, the front end of first sieve, the second sieve and third sieve is located at three
In a discharge port, the rear end of first sieve, the second sieve and third sieve is located in three sliding slots, the discharge port
Upper end be equipped with bar shaped chamber, the bar shaped is intracavitary to be equipped with elastic mechanism, and the gear connecting with elastic mechanism is equipped in the discharge port
Plate, the side wall of the screen box are fixedly connected with C-shaped bracket, are equipped with device chamber, described device chamber in the upper end of the C-shaped bracket
It is interior to be equipped with driving mechanism, the bull stick connecting with driving mechanism, the bull stick are rotatably connected between the inner wall up and down of the C-shaped bracket
Sorting mechanism is equipped in upper and sliding slot jointly, the upper ends of the pedestal have collection block, and the upper end for collecting block is equipped with more
A collecting tank with discharge port cooperation, the bottom sidewall of the screen box are equipped with impurity discharging port, the position of the impurity discharging port and discharging
The position of mouth is in the same side.
Preferably, first sieve, the second sieve and third sieve mesh size be sequentially reduced.
Preferably, pulley, first sieve, the second sieve are rotatably connected between the discharge port and the inner wall of sliding slot
Upper surface with third sieve respectively with corresponding pulley offsets.
Preferably, the elastic mechanism includes that the intracavitary pull rod of bar shaped is arranged in, and the upper end of the baffle extends to bar shaped
It is intracavitary and be fixedly connected with pull rod, it is connected between the upper surface of the pull rod and the inner top of bar shaped chamber by the first spring,
The inner wall of the bar shaped chamber is equipped with strip shape gob, and strip shape gob is run through in one end of the pull rod.
Preferably, the driving mechanism includes the first driving motor for being mounted on C-shaped pedestal upper end, the first driving electricity
The output shaft end of machine extends to that device is intracavitary and be fixedly connected with gear wheel, and it is intracavitary simultaneously that the upper end of the bull stick extends to device
It is fixedly connected with pinion gear, the gear wheel and pinion gear are intermeshed.
Preferably, the sorting mechanism includes three cams being fixed on bull stick, runs through in the sliding slot and is equipped with support rod,
The outer wall that the support rod is located in sliding slot is fixedly connected with limit plate, and the support rod is arranged between limit plate and the inner wall of sliding slot
There is second spring, the support rod is located at one end in sliding slot and is fixedly connected respectively with the first sieve, the second sieve with third sieve,
The other end of the support rod is equipped with groove, is rotatably connected to idler wheel in the groove, and the side wall of the idler wheel and cam offsets.
Preferably, the rotating mechanism includes the retarder being mounted on support plate side wall, the input shaft of the retarder
It is connected with the second driving motor, the output shaft of the retarder is fixedly connected through support plate and with the side wall of screen box.
Compared with prior art, the present invention has the advantages that:
1, the first sieve, the second sieve and third sieve, the first sieve, the second sieve and third sieve are equipped in screen box
Mesh size be sequentially reduced, by setting driving mechanism and sorting mechanism, each sorting mechanism respectively with the first sieve, the second sieve
Net is connect with third sieve, can drive three sieves fast jitter back and forth simultaneously, can be sieved simultaneously to a large amount of seed
Choosing, filters out the seed of different size grade, screening effect is good.
2, it by setting rotating mechanism and collection block, collects block and is equipped with multiple collecting tanks, can start and turn after screening
Motivation structure drives screen box integrally to go to level, discharge port and impurities removal mouth down, corresponding with collecting tank respectively, passes through elastic mechanism
Multiple baffles are opened, the seed after screening can be fallen into corresponding collecting tank and be collected, it is easy to operate.
Detailed description of the invention
Fig. 1 is the structural representation that the agricultural machinery of elite seed is screened in a kind of agricultural planting proposed by the present invention
Figure；
Fig. 2 is the side signal that the agricultural machinery of elite seed is screened in a kind of agricultural planting proposed by the present invention
Figure；
Fig. 3 is that structure is put at the A for the agricultural machinery for screening elite seed in a kind of agricultural planting proposed by the present invention
Big schematic diagram；
Fig. 4 is that structure is put at the B for the agricultural machinery for screening elite seed in a kind of agricultural planting proposed by the present invention
Big schematic diagram；
Fig. 5 is that structure is put at the C for the agricultural machinery for screening elite seed in a kind of agricultural planting proposed by the present invention
Big schematic diagram.
In figure: 1 screen box, 2 first driving motors, 3 cams, 4 C-shaped brackets, 5 support plates, 6 third sieves, 7 second sieves
Block, 14 second driving motors, 15 decelerations are collected in net, 8 first sieves, 9 impurity discharging ports, 10 feed hoppers, 11 collecting tanks, 12 pedestals, 13
Device, 16 device chambers, 17 pinion gears, 18 bull sticks, 19 gear wheels, 20 limit plates, 21 second springs, 22 idler wheels, 23 support rods, 24 are slided
Slot, 25 first springs, 26 bar shaped chambers, 27 discharge ports, 28 pulleys, 29 baffles, 30 pull rods.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Referring to Fig.1-5, the agricultural machinery of elite seed, including pedestal 12, pedestal 12 are screened in a kind of agricultural planting
Upper end be fixedly connected with support plate 5, the side of support plate 5 is equipped with rotating mechanism, and the other side of support plate 5 is equipped with and rotation
The screen box 1 of mechanism connection, rotating mechanism includes the retarder 15 being mounted on 5 side wall of support plate, the input shaft of retarder 15
It is connected with the second driving motor 14, the output shaft of retarder 15 is fixedly connected through support plate 5 and with the side wall of screen box 1, sieves
After choosing, start the second driving motor 14, by the deceleration of retarder 15, drives screen box 1 to turn to horizontal position, at this time
Multiple discharge ports 27 and impurity discharging port 9 are downward.
The upper end of screen box 1 is equipped with the feed hopper 10 extended in screen box 1, is equipped with the first sieve in parallel in screen box 1
8, the second sieve 7 and third sieve 6, the side wall of screen box 1 are set there are three discharge port 27, the inner wall of screen box 1 set there are three with
The front end of the corresponding sliding slot 24 in 27 position of discharge port, the first sieve 8, the second sieve 7 and third sieve 6 is located at three dischargings
In mouthfuls 27, the first sieve 8, the second sieve 7 and third sieve 6 rear end be located in three sliding slots 24, the first sieve 8, the
The mesh size of two sieves 7 and third sieve 6 is sequentially reduced, and lesser seed is fallen on the second sieve 7 after the screening of the first sieve 8
Screening, the smallest seed are fallen on third sieve 6, and the little particle impurity contained between seed falls in sieve eventually by third sieve 6
1 bottom of case is selected, pulley 28, the first sieve 8, the second sieve 7 and are rotatably connected between discharge port 27 and the inner wall of sliding slot 24
Three sieves 6 offset with the upper surface of corresponding pulley 28 respectively, are conducive to the first sieve 8, the second sieve 7 is trembled with third sieve 6
Dynamic screening.
The upper end of discharge port 27 is equipped with bar shaped chamber 26, and elastic mechanism is equipped in bar shaped chamber 26, and elastic mechanism includes that setting exists
Pull rod 30 in bar shaped chamber 26, the upper end of baffle 29 extend in bar shaped chamber 26 and are fixedly connected with pull rod 30, pull rod 30 it is upper
By 25 elastic connection of the first spring between surface and the inner top of bar shaped chamber 26, the inner wall of bar shaped chamber 26 is equipped with strip shape gob, pull rod
Strip shape gob is run through in 30 one end, is equipped with the baffle 29 connecting with elastic mechanism in discharge port 27, pull rod 30 is pulled to drive baffle 29
Into in bar shaped chamber 26, open discharge port 27.
The side wall of screen box 1 is fixedly connected with C-shaped bracket 4, is equipped with device chamber 16, device chamber 16 in the upper end of C-shaped bracket 4
Interior to be equipped with driving mechanism, driving mechanism includes the first driving motor 2 for being mounted on 4 upper end of C-shaped bracket, the first driving motor 2
Output shaft end extends in device chamber 16 and is fixedly connected with gear wheel 19, and the upper end of bull stick 18 extends in device chamber 16 simultaneously
It is fixedly connected with pinion gear 17, gear wheel 19 and pinion gear 17 are intermeshed, are rotatably connected between the inner wall up and down of C-shaped bracket 4
The bull stick 18 being connect with driving mechanism, on bull stick 18 with sorting mechanism is equipped in sliding slot 24 jointly, sorting mechanism includes being fixed on
Three cams 3 on bull stick 18, sliding slot 24 is interior through support rod 23 is equipped with, and the outer wall that support rod 23 is located in sliding slot 24 is fixedly connected with
Limit plate 20, support rod 23 are arranged with second spring 21 between limit plate 20 and the inner wall of sliding slot 24, and support rod 23 is located at sliding slot 24
Interior one end is fixedly connected with the first sieve 8, the second sieve 7 with third sieve 6 respectively, and the other end of support rod 23 is equipped with groove,
Idler wheel 22 is rotatably connected in groove, idler wheel 22 and the side wall of cam 3 offset, and the first driving motor 2 of starting drives gear wheel 19
Rotation, gear wheel 19 drive pinion gear 17 to rotate, small can make since the diameter of gear wheel 19 is much larger than the diameter of pinion gear 17
17 quick rotation of gear, pinion gear 17 drive 18 quick rotation of bull stick, and bull stick 18 drives multiple cams 3 to rotate, due to support rod 23
By the elastic reaction of second spring 21, side wall of the idler wheel 22 of 23 one end of support rod always with cam 3 is made to offset, is supported to realize
Bar 23 or so quickly moves back and forth.
The upper ends of pedestal 12, which have, collects block 13, and the upper end for collecting block 13 is equipped with multiple collections cooperated with discharge port 27
Slot 11, the bottom sidewall of screen box 1 are equipped with impurity discharging port 9, and the position of impurity discharging port 9 and the position of discharge port 27 are in the same side, small
Granule foreign is discharged from impurity discharging port 9, and the seed of different size grade is fallen into the collecting tank 11 of corresponding position by discharge port 27.
In the present invention, a large amount of seeds are put into screen box 1 by feed hopper 10, the first driving motor 2 of starting drives greatly
Gear 19 rotates, and gear wheel 19 drives pinion gear 17 to rotate, since the diameter of gear wheel 19 is much larger than the diameter of pinion gear 17, with
It can make 17 quick rotation of pinion gear, pinion gear 17 drives 18 quick rotation of bull stick, and bull stick 18 drives multiple cams 3 to rotate, due to
Support rod 23 passes through the elastic reaction of second spring 21, and side wall of the idler wheel 22 of 23 one end of support rod always with cam 3 is made to offset, thus
Realize that support rod 23 or so quickly moves back and forth, three support rods 23 drive the first sieve 8, the second sieve 7 and third sieve 6 respectively
Left and right shake is screened, and lesser seed, which is fallen on the second sieve 7, after the screening of the first sieve 8 screens, and the smallest seed is fallen in
On third sieve 6, the little particle impurity contained between seed falls in 1 bottom of screen box eventually by third sieve 6, and screening terminates
Afterwards, start the second driving motor 14, by the deceleration of retarder 15, screen box 1 driven to turn to horizontal position, it is multiple at this time go out
Material mouth 27 and impurity discharging port 9 downward, pull pull rod 30 that baffle 29 is driven to enter in bar shaped chamber 26, open discharge port 27, and small
Grain impurity is discharged from impurity discharging port 9, and the seed of different size grade is fallen into the collecting tank 11 of corresponding position by discharge port 27, receives
After collection is good, it can be again started up the second driving motor 14, screen box 1 is made to return to initial position, seed is poured into again and screened, made
With conveniently, screening effect is good.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. screening the agricultural machinery of elite seed, including pedestal (12) in a kind of agricultural planting, which is characterized in that the bottom
The upper end of seat (12) is fixedly connected with support plate (5), and the side of the support plate (5) is equipped with rotating mechanism, the support plate
(5) the other side is equipped with the screen box (1) connecting with rotating mechanism, and the upper end of the screen box (1), which is equipped with, extends to screen box
(1) feed hopper (10) in is equipped with the first sieve (8), the second sieve (7) and third sieve in the screen box (1) in parallel
(6), the side wall of the screen box (1) is set there are three discharge port (27), the inner wall of the screen box (1) set there are three and discharge port
(27) the corresponding sliding slot in position (24), first sieve (8), the second sieve (7) and the front end of third sieve (6) are located at
In three discharge ports (27), the rear end of first sieve (8), the second sieve (7) and third sieve (6) is located at three cunnings
In slot (24), the upper end of the discharge port (27) is equipped with bar shaped chamber (26), and elastic mechanism is equipped in the bar shaped chamber (26), described
The baffle (29) connecting with elastic mechanism is equipped in discharge port (27), the side wall of the screen box (1) is fixedly connected with C-shaped bracket
(4), device chamber (16) are equipped in the upper end of the C-shaped bracket (4), driving mechanism, the C-shaped is equipped in described device chamber (16)
The bull stick (18) connecting with driving mechanism is rotatably connected between the inner wall up and down of bracket (4), on the bull stick (18) and sliding slot
(24) sorting mechanism is equipped in jointly, the upper ends of the pedestal (12) have collection block (13), described to collect the upper of block (13)
End is equipped with multiple collecting tanks (11) with discharge port (27) cooperation, and the bottom sidewall of the screen box (1) is equipped with impurity discharging port (9),
The position of the impurity discharging port (9) and the position of discharge port (27) are in the same side.
2. screening the agricultural machinery of elite seed in a kind of agricultural planting according to claim 1, which is characterized in that
First sieve (8), the second sieve (7) and the mesh size of third sieve (6) are sequentially reduced.
3. screening the agricultural machinery of elite seed in a kind of agricultural planting according to claim 1, which is characterized in that
It is rotatably connected to pulley (28) between the discharge port (27) and the inner wall of sliding slot (24), first sieve (8), the second sieve
(7) upper surface with third sieve (6) respectively with corresponding pulley (28) offsets.
4. screening the agricultural machinery of elite seed in a kind of agricultural planting according to claim 1, which is characterized in that
The elastic mechanism includes the pull rod (30) being arranged in bar shaped chamber (26), and the upper end of the baffle (29) extends to bar shaped chamber
(26) it is fixedly connected in and with pull rod (30), passes through first between the upper surface of the pull rod (30) and the inner top of bar shaped chamber (26)
Spring (25) elastic connection, the inner wall of the bar shaped chamber (26) are equipped with strip shape gob, and strip shape gob is run through in one end of the pull rod (30).
5. screening the agricultural machinery of elite seed in a kind of agricultural planting according to claim 1, which is characterized in that
The driving mechanism includes being mounted on first driving motor (2) of C-shaped bracket (4) upper end, first driving motor (2) it is defeated
Shaft end is extended in device chamber (16) and is fixedly connected with gear wheel (19) out, and the upper end of the bull stick (18) extends to device
It in chamber (16) and is fixedly connected with pinion gear (17), the gear wheel (19) and pinion gear (17) are intermeshed.
6. screening the agricultural machinery of elite seed in a kind of agricultural planting according to claim 1, which is characterized in that
The sorting mechanism includes three cams (3) being fixed on bull stick (18), runs through in the sliding slot (24) and is equipped with support rod (23),
The support rod (23) is located at the outer wall in sliding slot (24) and is fixedly connected with limit plate (20), and the support rod (23) is located at limit plate
(20) it is arranged between the inner wall of sliding slot (24) second spring (21), the support rod (23) is located at the difference of one end in sliding slot (24)
It being fixedly connected with the first sieve (8), the second sieve (7) with third sieve (6), the other end of the support rod (23) is equipped with groove,
It is rotatably connected in the groove idler wheel (22), the idler wheel (22) and the side wall of cam (3) offset.
7. according to the agricultural machinery for screening elite seed in a kind of agricultural planting described in claim 1, which is characterized in that institute
Stating rotating mechanism includes the retarder (15) being mounted on support plate (5) side wall, and the input shaft of the retarder (15) is connected with
Second driving motor (14), the output shaft of the retarder (15) fix company through support plate (5) and with the side wall of screen box (1)
It connects.
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| CN201910515271.3A CN110252645A (en) | 2019-06-14 | 2019-06-14 | The agricultural machinery of elite seed is screened in a kind of agricultural planting |
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| CN201910515271.3A CN110252645A (en) | 2019-06-14 | 2019-06-14 | The agricultural machinery of elite seed is screened in a kind of agricultural planting |
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| CN110773417A (en) * | 2019-11-12 | 2020-02-11 | 蒙城县弘文信息科技有限公司 | Agricultural seeder assists seed selection device with categorised structure of depositing |
| CN110810231A (en) * | 2019-12-13 | 2020-02-21 | 徐文博 | Agricultural seed breeding device |
| CN111842115A (en) * | 2020-07-22 | 2020-10-30 | 清华大学 | A raw materials screening plant for carbon fiber processing |
| CN111921862A (en) * | 2020-08-10 | 2020-11-13 | 姜蓉 | High-quality seed screening mechanism for peanut seeder |
| CN112058641A (en) * | 2020-08-31 | 2020-12-11 | 蒲军 | Peanut seed impurity removal equipment and method with screening function |
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| CN112934667A (en) * | 2021-01-25 | 2021-06-11 | 山西农业大学 | Simple and easy miscellaneous beans seed choice grading plant |
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