CN109588088A - Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method - Google Patents
Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method Download PDFInfo
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- CN109588088A CN109588088A CN201910029938.9A CN201910029938A CN109588088A CN 109588088 A CN109588088 A CN 109588088A CN 201910029938 A CN201910029938 A CN 201910029938A CN 109588088 A CN109588088 A CN 109588088A
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- seed
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- seed wheel
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/18—Machines for depositing quantities of seed at intervals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/40—Fabaceae, e.g. beans or peas
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Sciences (AREA)
- Botany (AREA)
- Sowing (AREA)
Abstract
The present invention relates to a kind of aspiration type hole wheel combined type feed mechanism for seed, plants case bottom is connect with shell, shell be it is hollow, inside be equipped with Chong Pai mechanism；It further include that aspiration fills kind of a structure, aspiration fills the side that kind of structure is located at shell, including vacuum chamber, blower and air blower tube, blower connect vacuum chamber by air blower tube；Chong Pai mechanism includes seed wheel, feed shaft, seeds scraper and seeds protecting plate, seed wheel and feed shaft are connection with one heart, seed wheel is disposed longitudinally in shell, vacuum chamber is arranged in seed wheel, seed wheel is circumferentially uniformly placed with multiple bellmouths, there is seed inlet right above seed wheel in shell, is arranged right below sowing port, vacuum chamber is located at the underface of seed inlet；Seeds scraper is located at the two sides of seed wheel, and seeds scraper is laterally arranged, and the edge of seeds scraper is in contact with the outer rim of seed wheel, and seeds protecting plate is located at the lower part of seed wheel, and seeds protecting plate is arc, is just covered on the surface of seed wheel.The present invention good, high reliability with seeding effect.
Description
Technical field
The invention belongs to field of agricultural machinery, it is related to a kind of aspiration type hole wheel combined type feed mechanism for seed and seed feeding method.
Background technique
Seeder is the planting machinery for sowing object with crop seed.With Mr. Yu's class or the seeder of certain crop, Chang Guan
With crop species title, such as grain dill, corn seeding drill, cotton planter, herbage seed broadcaster.Feed mechanism for seed is seeder
Main working parts, configure above seed-box bottom or plough.Core component of the feed mechanism for seed as seeder, performance are good
It is bad to directly affect seeding quality.Feed mechanism for seed can be divided into mechanical and Pneumatic type two major classes according to working principle.It is mechanical to divide again
For Horizontal disc, nest eye wheel type, finger-clipped, inclined plate formula, Verticle disk formula etc.；Pneumatic type be divided into air-sweeping type, aspirated-air type,
Pneumatic transmission formula etc..
Although the research of domestic and international precision drill makes great progress, the target of precision drill is main
It concentrates on the big seed cereal such as wheat, soybean, corn, for that can only realize item when the sowing of the fine grains cereal such as millet, broom corn millet
It broadcasts.Drilling operation is not able to satisfy the plant development requirement of fine grain cereal, and existing main problem is that planting density difference is big, goes out
Seedling rate is low, thinning intensity is big etc..Peasant household uses seed to mix sand sometimes or mixes the methods such as blighted grain, but seed waste is still relatively tighter
Weight, under production capacity is still relatively low, actual effect is undesirable.Therefore, being equipped to for fine grain cereal precise hole sowing is developed
For the key for realizing small coarse cereals mechanization production.
Before more than 300 years, foreign scholar JethroTull has invented grooved pulley type grain dill.Later, basic herein
On continuously improve and optimize the working performance of this grain dill, but traditional seeder is still difficult to reach fine grain cereal essence
Measure the target of sowing.For this purpose, foreign scholars have laid stress on the essence amount dispenser of granule cereal, in the hope of improving defective ejaculation
The sowing performance for measuring seeder reaches and improves seeding precision and sowing efficiency, the requirement for avoiding seed from wasting.Foreign countries are to fine grain
The development of seeding machine for small amount starts from the 1960s, the scholars such as Gianini have developed vacuum type granule grain precision at first
Feed mechanism for seed is laid a good foundation for subsequent research.Hudspeth and Wanjura is to improve seed to sow efficiency, is used vertical
Seeding disc type feed mechanism for seed.Jafari and Fornstrom devises cavitation seeding disk to be sowed, and has manufactured cavitation formula
Precision drill.The scholars such as Lepori are by sowing the measurement of efficiency, the Primary Study liquid of granule crop to granule cereal
Body seeding method.Jafari is the uniformity for guaranteeing the seeding of fine grain crop, by using the dispenser solution of helical feed formula
It has determined this problem.The external machine to small-sized seed (small-sized seed refers to average seed diameter≤3mm seed) sowing at present
Tool has been put into agricultural production, represents GaspardoV20 series and Italy that type has MFI company, the U.S. to produce
The SN series of Agricola company.GaspardoV20 and MaterMacc the series precision planter in the U.S. are exclusively for arabica
Sub- Crop Design, it can be used for including that the seeds such as carrot are small and the precision drilling of seed in irregular shape.Xingjiang Tianye Co.'s collection
SN-1-130 precision drill of the group from the import of Italian Agricola company.It is produced and is examined by large area, application rate is only
150g/hm2, hole rate are only 0.5%.
To sum up, it is necessary to which for seed existing for domestic and international existing precise seeder, breakage rate is high, leakage kind, plug-hole, the amount of broadcasting
Inaccurately, the problems such as kind of effect is poor is filled when high-speed job, invents a kind of novel feed mechanism for seed.
Summary of the invention
The first object of the present invention is to provide a kind of aspiration type hole wheel combined type feed mechanism for seed, and existing feed mechanism for seed is overcome to exist
Seed breakage rate is high, leakage kind, plug-hole, the amount of broadcasting inaccurately, high-speed job when fill the problems such as kind of effect is poor.
The second object of the present invention is to provide the seed feeding method of above-mentioned aspiration type hole wheel combined type feed mechanism for seed.
The third object of the present invention is to provide the application of above-mentioned aspiration type hole wheel combined type feed mechanism for seed.
The present invention is achieved through the following technical solutions:
One, aspiration type hole wheel combined type feed mechanism for seed, including plants case, shell, Chong Pai mechanism, plants case bottom are connect with shell, shell
To be hollow, inside is equipped with Chong Pai mechanism；It further include that aspiration fills kind of a structure, the aspiration fills the side that kind of structure is located at shell,
Including vacuum chamber, blower and air blower tube, blower connects vacuum chamber by air blower tube；The Chong Pai mechanism includes seed wheel, row
Kind axis, seeds scraper and seeds protecting plate, seed wheel and feed shaft are that connection, seed wheel are disposed longitudinally in shell with one heart, and vacuum chamber is set
It sets in seed wheel, seed wheel is circumferentially uniformly placed with multiple bellmouths, has seed inlet right above seed wheel in shell, just
Lower section is equipped with sowing port, and vacuum chamber is located at the underface of seed inlet；The seeds scraper is located at the two sides of seed wheel, and seeds scraper is horizontal
To setting, and the edge of seeds scraper is in contact with the outer rim of seed wheel, and the seeds protecting plate is located at the lower part of seed wheel, seeds protecting plate
For the arc concentric with seed wheel, it is just covered on the surface of seed wheel.
Further, the seeds protecting plate can at least cover the half circumference of seed wheel.
Two, a kind of seed feeding method according to above-mentioned aspiration type hole wheel combined type feed mechanism for seed, method includes the following steps:
(1) seed wheel rotates under the drive of feed shaft；
(2) seed is entered in bellmouth by seed inlet by the suction force of self gravity and vacuum chamber；
(3) seeds scraper strikes off the seed outside bellmouth；
(4) seed in bellmouth rotates together under the protective effect of seeds protecting plate with seed wheel；
(5) seed reaches at sowing port, charges seed by self gravitation effect completion.
Three, application of the above-mentioned aspiration type hole wheel combined type feed mechanism for seed in fine grain cereal essence amount seeding.
Good effect by adopting the above technical scheme: the present invention by small-sized seed self gravity and vacuum chamber negative pressure,
Under the action of seeds scraper, seeds protecting plate clear kind of shield kind, it ensure that and be surrounded by small-sized seed 5-7 in every bellmouth, solve arabica
Kind of a problem for effect difference is filled when son sowing high-speed job；Seed wheel ensure that the equal of distance of charging seed in the case where feed shaft at the uniform velocity drives
Even property, realizes the precision drilling of small-sized seed, and it is excellent to have that seeding effect is good, reliability is high etc. especially for fine grain cereal
Point.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the top view of Tu1Zhong Chongpai mechanism.
In figure, 1 plants case, 2 shells, 3 vacuum chambers, 4 blowers, 5 air blower tubes, 6 seed wheels, 7 feed shafts, 8 seeds scrapers, 9 shields kind
Plate, 10 bellmouths, 11 seed inlets, 12 sowing ports.
Specific embodiment
The following further describes the technical solution of the present invention with reference to the accompanying drawing, but should not be construed as to limit of the invention
System:
Fig. 1 is structural schematic diagram of the invention, and Fig. 2 is the top view of Tu1Zhong Chongpai mechanism, as shown, a kind of aspiration type hole
Wheel combined type feed mechanism for seed, including plants case 1, shell 2, Chong Pai mechanism, 1 bottom of plants case are connect with shell 2, and shell 2 is hollow, inside
Equipped with Chong Pai mechanism 3, it is characterised in that: further include that aspiration fills kind of a structure, the aspiration fills one that kind of structure is located at shell 2
Side, including vacuum chamber 3, blower 4 and air blower tube 5, blower 4 connect vacuum chamber 3 by air blower tube 5.Aspiration fills kind of a structure
Negative pressure is provided for Chong Pai mechanism.The Chong Pai mechanism including seed wheel 6, feed shaft 7, seeds scraper 8 and seeds protecting plate 9, seed wheel
6 and feed shaft 7 be connection with one heart, seed wheel 6 is disposed longitudinally in shell 2, and vacuum chamber 3 is arranged in seed wheel 6, seed wheel 6
Circumferential to be uniformly placed with multiple bellmouths 10, shell 2 is interior to have seed inlet 11 in the surface of seed wheel 6, is arranged right below seeding
Mouth 12, vacuum chamber 3 is located at the underface of seed inlet 11.In this way, seed passes through seed inlet from plants case under the action of negative pressure of vacuum
Into falling in bellmouth, and under the action of negative pressure of vacuum, seed is not easy to leak out.The seeds scraper 8 is located at seeding
The two sides of wheel 6, the laterally setting of seeds scraper 8, and the edge of seeds scraper 8 is in contact with the outer rim of seed wheel 6, the seeds protecting plate 9
Positioned at the lower part of seed wheel 6, seeds protecting plate 9 is the arc concentric with seed wheel, is just covered on the surface of seed wheel 6.Seeds protecting plate
Effect be to prevent seed wheel during rotation, seed is dropped out from bellmouth.
The seeds protecting plate 9 can at least cover the half circumference of seed wheel 6, just can guarantee that seed wheel revolves in this way
During turning, when bellmouth tilts certain angle, seed is unlikely to skid off.
A kind of seed feeding method of aspiration type hole wheel combined type feed mechanism for seed, method includes the following steps:
(1) seed wheel 6 rotates under the drive of feed shaft 7；
(2) seed is entered in bellmouth 10 by seed inlet 11 by the suction force of self gravity and vacuum chamber；
(3) seeds scraper 8 strikes off the seed outside bellmouth 10；
(4) seed in bellmouth 10 rotates together under the protective effect of seeds protecting plate 9 with seed wheel 6；
(5) seed reaches at sowing port 12, charges seed by self gravitation effect completion.
In use, the present apparatus is connected motor, to start to work under the drive of the motor, seed wheel starts to rotate, meanwhile, very
Empty room starts to provide negative pressure of vacuum environment in seed wheel.Due to being placed with a large amount of seed in plants case, seed is in self gravity
Under the action of fall, the surface of seed wheel is fallen to by seed inlet, a part of seed enters in bellmouth, and a part is deposited in
Seeding wheel surface.Under the action of seeds scraper, the seed of excess surface is wiped off, the seed in bellmouth with seed wheel together
Rotation, during this, due to there is the protective effect of seeds protecting plate, seed will not be dropped out, when rotating to discharge outlet, seed due to from
Body gravity drops out, and completes entire seeding process.
The present invention protects the effect of kind by small-sized seed in self gravity and clear kind of vacuum chamber negative pressure, seeds scraper, seeds protecting plate
Under, it ensure that and be surrounded by small-sized seed 5-7 in every bellmouth, kind of effect difference is filled when solving small-sized seed sowing high-speed job
Problem；Seed wheel ensure that the uniformity for distance of charging seed in the case where feed shaft at the uniform velocity drives, and the essence amount for realizing small-sized seed is broadcast
Kind, the good, high reliability with seeding effect.
Claims (4)
1. a kind of aspiration type hole wheel combined type feed mechanism for seed, including plants case (1), shell (2), Chong Pai mechanism, plants case (1) bottom and shell
Body (2) connection, shell (2) be it is hollow, inside be equipped with Chong Pai mechanism (3), it is characterised in that: further include that aspiration fills kind of a structure, institute
The aspiration stated fills the side that kind of structure is located at shell (2), including vacuum chamber (3), blower (4) and air blower tube (5), and blower (4) is logical
Cross air blower tube (5) connection vacuum chamber (3)；The Chong Pai mechanism including seed wheel (6), feed shaft (7), seeds scraper (8) and shield
Kind plate (9), seed wheel (6) and feed shaft (7) are connection with one heart, and seed wheel (6) is disposed longitudinally in shell (2), vacuum chamber (3)
In seed wheel (6), seed wheel (6) is circumferentially uniformly placed with multiple bellmouths (10) for setting, in seed wheel (6) in shell (2)
Surface have seed inlet (11), be arranged right below sowing port (12), vacuum chamber (3) is located at the underface of seed inlet (11)；Institute
The seeds scraper (8) stated is located at the two sides of seed wheel (6), and seeds scraper (8) is laterally arranged, and the edge and seed wheel of seeds scraper (8)
(6) outer rim is in contact, and the seeds protecting plate (9) is located at the lower part of seed wheel (6), and seeds protecting plate (9) is concentric with seed wheel
Arc is just covered on the surface of seed wheel (6).
2. aspiration type hole wheel combined type feed mechanism for seed according to claim 1, it is characterised in that: the seeds protecting plate (9) is extremely
The half circumference of seed wheel (6) can be covered less.
3. a kind of seed feeding method of aspiration type hole wheel combined type feed mechanism for seed according to claim 1, it is characterised in that: the party
Method the following steps are included:
(1) seed wheel (6) rotates under the drive of feed shaft (7)；
(2) seed is entered in bellmouth (10) by seed inlet (11) by the suction force of self gravity and vacuum chamber；
(3) seeds scraper (8) strikes off the seed of bellmouth (10) outside；
(4) seed in bellmouth (10) rotates together under the protective effect of seeds protecting plate (9) with seed wheel (6)；
(5) seed reaches at sowing port (12), charges seed by self gravitation effect completion.
4. application of the aspiration type hole wheel combined type feed mechanism for seed described in claim 1 in fine grain cereal essence amount seeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910029938.9A CN109588088A (en) | 2019-01-14 | 2019-01-14 | Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910029938.9A CN109588088A (en) | 2019-01-14 | 2019-01-14 | Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method |
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| CN109588088A true CN109588088A (en) | 2019-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910029938.9A Pending CN109588088A (en) | 2019-01-14 | 2019-01-14 | Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249759A (en) * | 2019-06-06 | 2019-09-20 | 吉林瑞丰重工有限公司 | A kind of seeder electronics aspirated-air type vacuum seed-distributing wheel |
| CN110431961A (en) * | 2019-09-11 | 2019-11-12 | 黑龙江八一农垦大学 | The precisely positive/negative-pressure dibbling device of plantation seeder |
| CN111788910A (en) * | 2020-08-27 | 2020-10-20 | 扬州大学 | Air-suction type spiral groove wheel seed metering device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249759A (en) * | 2019-06-06 | 2019-09-20 | 吉林瑞丰重工有限公司 | A kind of seeder electronics aspirated-air type vacuum seed-distributing wheel |
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| CN110431961A (en) * | 2019-09-11 | 2019-11-12 | 黑龙江八一农垦大学 | The precisely positive/negative-pressure dibbling device of plantation seeder |
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| CN111788910A (en) * | 2020-08-27 | 2020-10-20 | 扬州大学 | Air-suction type spiral groove wheel seed metering device |
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