CN110447348B - Accurate seeder in wind channel seed selection scroll formula hole - Google Patents
Accurate seeder in wind channel seed selection scroll formula hole Download PDFInfo
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- CN110447348B CN110447348B CN201910700046.7A CN201910700046A CN110447348B CN 110447348 B CN110447348 B CN 110447348B CN 201910700046 A CN201910700046 A CN 201910700046A CN 110447348 B CN110447348 B CN 110447348B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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Abstract
The invention relates to an air duct seed selection reel type hole precision seeding device, which comprises a seed selection mechanism, a seed filling mechanism and a seed filling-discharging mechanism; the seed selection mechanism comprises a seed cleaning component and a seed selection component; the seed filling mechanism comprises a mechanical translation driving mechanism fixedly connected with the side wall of the seed filling box, a translation sliding sheet structure is arranged on one side opposite to the mechanical translation driving mechanism, and a supporting sliding sheet of the translation sliding sheet mechanism slides in a U-shaped sliding groove; the seed filling-discharging mechanism comprises a soft reel, wherein two sides of the reel are positioned through a rotating shaft, the middle of the reel is divided into an upper layer structure and a lower layer structure, the upper layer structure and the lower layer structure are respectively provided with the same type holes, seeds fall into the seed filling box type holes through the upper layer structure firstly to complete seed filling, and the seed falling is completed when the lower layer structure type holes correspond to the seed filling box type holes along with the rotation of the reel.
Description
Technical Field
The invention relates to a seeding device, in particular to an air duct seed selection reel type hole precision seeding device.
Background
Chinese patent document No. CN208987276U, published as 2019, 6 and 18 discloses a mechanical translation type single-seed precise sowing device for special-shaped seeds, which has the following technical problems:
1) in the seed selection link, the sorting box is of a circular structure, the hole distribution efficiency is low, the space is not fully utilized, and the problem that the seed supply of the sorting box to the seed filling box is insufficient can occur; the selected seeds need to remove impurities such as sand, dust and the like in advance, so that the workload is increased;
2) in the seed filling link, four eccentric wheel type structures are adopted to support a seed filling box, the requirement on the installation precision is high, if an installation error occurs, because one of the four eccentric wheel type structures is a driving wheel and the other three are driving wheels, when the seed filling device works, the self-locking phenomenon is easy to occur, the reliability and the stability of the device are influenced, and the risk of breaking in advance is caused; aiming at different seed requirements, if the rotating diameter of the seed filling box is adjusted by replacing the eccentric supports, the four eccentric supports need to be replaced simultaneously, so that the requirement on the installation precision is greatly increased;
3) in the link of seed filling and seed discharging, the upper cover plate and the lower bottom plate are reset completely by the reset spring, and the reliability is difficult to ensure; the upper cover plate and the lower bottom plate are opaque, so that the state of the seeds in the seed filling and discharging process is inconvenient to observe.
Disclosure of Invention
The invention aims to provide an air duct seed selection reel type hole precision seeding device;
in the seed selection link: the sorting box is of a square structure, the distribution density of the holes is increased, the space is fully utilized, and the problem that the seeds are not sufficiently supplied to the seed filling box by the sorting box is solved; the funnel, the fan, the conveying pipe and the sorting box are matched for use, and the seed cleaning and selecting operation can be completed at one time so as to obtain seeds meeting the seeding requirement. After seeds are fed, the seeds are cleaned by air flow, light impurities such as dust and the like are removed, the light impurities flow into a sorting box through a conveying pipe, the seeds with the size suitable for the size of a seed filling box hole are selected and fall into a seed filling box, the use performance of the mechanism can be greatly improved through the cleaned and sorted seeds, and the phenomenon of shutdown treatment caused by impurity blockage is avoided;
in the seed filling link: the supporting sliding sheet is adopted to replace other three eccentric supports, so that the high requirement on the installation precision is greatly reduced, the self-locking phenomenon can be avoided, and the reliability and the stability of the equipment are ensured; aiming at different seed requirements, only one eccentric support needs to be replaced, so that the requirement on the installation precision is greatly reduced, and meanwhile, the material is saved.
In the seed-filling and seed-discharging connection link: a cam mechanism is abandoned, so that the problem of unreliable mechanism caused by using a return spring is avoided; the scroll structure with distributed holes is adopted to replace an upper cover plate, a lower bottom plate and a door opening and closing mechanism, and the structural design is ingenious; the reel is controlled by the convex toothed disc to accurately run, the seed filling and sowing processes are periodically connected, and continuous work can be realized; the reel is made of elastic transparent material, so that the motion state of the seeds can be observed conveniently in the seed filling and discharging processes.
The invention adopts the following technical scheme:
an air duct seed selection reel type hole precision seeding device comprises a seed selection mechanism, a seed filling mechanism and a seed filling-discharging mechanism; the seed selection mechanism comprises a seed cleaning component and a seed selection component; the funnel 1 of the seed cleaning component is arranged on the seed cleaning frame 5, the bottom of the funnel is provided with a guide groove, the shifting amount adjusting plate 2 is arranged in the guide groove, the fan 3 is arranged below the shifting amount adjusting plate 2, one end of the conveying pipe 6 is connected with an air outlet of the fan 3, and the other end of the conveying pipe extends to the upper part of the sorting component; the sorting component comprises a plurality of layers of stacked sorting boxes, and the sorting box at the bottommost layer is arranged above the seed filling mechanism; the seed filling mechanism comprises a mechanical translation driving mechanism fixedly connected with the side wall of the seed filling box 10, a translation sliding sheet structure is arranged on one side opposite to the mechanical translation driving mechanism, the translation sliding sheet structure comprises a fixedly arranged U-shaped sliding groove and a supporting sliding sheet 17, the supporting sliding sheet is horizontal, one end of the supporting sliding sheet is horizontally fixed on the side wall of the seed filling box 10, and the other end of the supporting sliding sheet can slide in the U-shaped sliding groove; the seed filling-discharging mechanism comprises a small motor 23 fixed relative to the seed filling box 10 and a scroll 28, wherein the scroll 28 is made of soft material, two sides of the scroll are positioned through a rotating shaft, the middle of the scroll is divided into an upper layer structure and a lower layer structure, the upper layer structure and the lower layer structure are respectively positioned at the upper side and the lower side of a bottom plate of the seed filling box and are both arranged in a guide groove at the bottom of the seed filling box; the upper layer and the lower layer are both provided with the same type holes, the small motor 23 drives the reel to rotate through one of the rotating shafts, seeds fall into the seed filling box type holes through the type holes of the upper layer structure firstly, the seed filling is completed, and the seeds fall down when the type holes of the lower layer structure correspond to the seed filling box type holes up and down along with the rotation of the reel 28.
Preferably, the driving motor 15 of the seed filling mechanism is mounted on the frame 16; the first gear 14 is installed on the driving motor 15, the second gear 13 is installed on the eccentric support 12 and is concentric with the main shaft of the eccentric support 12, the first gear 14 and the second gear 13 form a gear pair, and the driving motor 15 transmits power to the eccentric support 12; the eccentric support 12 is mounted on the frame 16; the eccentric support 12 supports the seed filling box 10 through a support frame 11 and a support sliding sheet 17; the frame bearing 31 is fixedly connected with the frame 16, and the main shaft of the eccentric support 12 and the frame complete rotary motion through the frame bearing 31; the supporting bearing 30 is fixedly connected with the supporting frame 11, and the eccentric shaft of the eccentric support 12 and the supporting frame 11 complete rotary motion through the supporting bearing 30; the support frame 11 is fixedly connected with the seed filling box 10; the supporting sliding sheet 17 is fixedly connected with the seed filling box 10; the supporting sliding sheet 17 does plane sliding movement in the gap corresponding to the U-shaped sliding groove and simultaneously plays a supporting role for the seed filling box.
Preferably, the sorting boxes stacked in a plurality of layers are all in a rectangular structure.
Preferably, the seed selection mechanism comprises a first-stage separation box 7, a second-stage separation box 8 and a third-stage separation box 9, wherein the screening fineness of the first-stage separation box is gradually reduced; the size of a hole of a primary sorting box type 1 is the same as that of a seed filling box type hole, the size of a hole of a secondary sorting box type 8 is smaller than that of the seed filling box type hole, and a hole is not formed in a tertiary sorting box type 9; the secondary sorting box 8 is communicated with the sorting box.
Preferably, a baffle 4 is arranged between the funnel 1 and the delivery pipe 6.
Preferably, the reel 28 is made of a transparent material.
Preferably, a seed dropping platform 18 is arranged at the lower part of the seed filling box 10, and a plug tray 20 is arranged at the lower part of the seed dropping platform 18.
Preferably, for the low-density sowed seeds, the seed filling box 10 is not provided with a seed dropping platform at the lower part, and is directly provided with the plug 20.
The invention has the beneficial effects that:
1) in the seed selection link, the sorting box is of a square structure, the distribution density of the holes is increased, the space is fully utilized, and the problem that the seed supply of the sorting box to the seed filling box is insufficient is avoided; the funnel, the fan, the conveying pipe and the sorting box are matched for use, and the seed cleaning and selecting operation can be completed at one time so as to obtain seeds meeting the seeding requirement. After seeds are fed, cleaning is carried out through air flow, light impurities such as dust and the like are removed, the seeds flow into a sorting box through a conveying pipe, the seeds with the size suitable for the size of a seed filling box hole are selected and fall into a seed filling box, and the seed filling work is finished; the fan parameters are changed, and different sorting box type hole sizes are changed, so that the method can adapt to different seeds and different requirements for seed cleaning and seed selection; the use performance of the mechanism can be greatly improved by the cleaned and sorted seeds, and the phenomenon of shutdown treatment caused by impurity blockage is avoided; a baffle is arranged between the hopper and the conveying pipe, so that impurities generated in the seed cleaning link can be prevented from falling into the sorting box and the seed filling box; the lower part of the funnel is provided with a seeding quantity adjusting plate which can adjust the seeding quantity according to different seed sowing requirements;
2) in the seed filling link, the supporting sliding sheet is adopted to replace other three eccentric supports, so that the flatness is obviously improved, the high requirement on the installation precision is greatly reduced, the self-locking phenomenon can be avoided, and the reliability and the stability of the equipment are ensured; aiming at different seed requirements, only one eccentric support needs to be replaced, so that the requirement on the installation precision is greatly reduced, and meanwhile, the material is saved;
3) in the link of seed filling and seed discharging, a cam mechanism is abandoned, so that the problem of unreliable mechanism caused by the use of a return spring is avoided; the scroll structure with distributed holes is adopted to replace an upper cover plate, a lower bottom plate and a door opening and closing mechanism, and the structural design is ingenious; the reel is controlled by the convex toothed disc to accurately run, the seed filling and sowing processes are periodically connected, and continuous work can be realized; the reel is made of elastic transparent material, so that the motion state of the seeds can be observed conveniently in the seed filling and discharging processes.
4) In a seed dropping link, aiming at seeds with larger hole size or needing low-density seeding, such as vegetable seeds, and the like, the second embodiment can be selected, the eccentric support with smaller eccentricity is selected to complete the low-amplitude and high-frequency seed charging process, after the seeds fall into the sieve holes of the lower bottom plate, the seeds are always in compound motion in the projection range of the hole size, when the upper cover plate is closed, the lower bottom plate is opened, the seeds fall into the hole freely, and the seeding process is completed; the second embodiment discards a seed dropping platform and a seed dropping rack structure, saves materials, reduces the installation difficulty, has a hole plate closer to the lower bottom plate, reduces the uncontrolled stroke of seeds, and avoids the seeds from flying out of the hole range due to too long initial speed and free falling body distance; the second embodiment also greatly shortens the distance between the hole tray and the lower bottom plate, so that the whole structure is more compact.
Drawings
FIG. 1 is a left side view of the air duct seed selection reel type precision seeding device of the present invention.
FIG. 2 is a front view of the air duct seed selection reel type precision seeding device of the present invention.
FIG. 3 is a top view of the air duct seed selection reel type precision seeding device of the present invention.
FIG. 4 is a perspective view of the air duct seed selection reel type precision seeding device of the present invention.
Fig. 5 is a partially enlarged view of a portion a in fig. 4.
Fig. 6 is a partially enlarged view of a portion B in fig. 4.
FIG. 7 is a left side view of an air duct seed selection reel type precision seeding device in another embodiment of the present invention.
In the figure, 1 is a funnel, 2 is a seeding adjusting plate, 3 is a fan, 4 is a baffle, 5 is a seed cleaning frame, 6 is a conveying pipe, 7 is a primary sorting box, 8 is a secondary sorting box, 9 is a tertiary sorting box, 10 is a seed filling box, 11 is a supporting frame, 12 is an eccentric support, 13 is a gear II, 14 is a gear I, 15 is a driving motor, 16 is a rack, 17 is a supporting slip sheet, 18 is a seed dropping platform, 19 is a seed dropping rack, 20 is a hole disc, 21 is a supporting bearing, 22 is a rack bearing, 23 is a small motor, 24 is a coupler, 25 is a bearing seat, 26 is a connecting shaft, 27 is a convex tooth disc, 28 reels and 29 is a mounting plate.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
The first embodiment is as follows:
the seed selection mechanism part:
referring to fig. 1-4, the hopper 1 is mounted on a seed cleaning frame 5; the bottom end of the funnel 1 is provided with a guide groove, and the seeding quantity adjusting plate 2 is arranged in the guide groove at the bottom end of the funnel 1; the fan 3 is arranged on the seed cleaning frame 5; the baffle 4 is arranged on the seed cleaning frame 5; the conveying pipe 6 is arranged on the seed cleaning frame 5; the third-stage separation box 9 is arranged on the seed charging box 10; the secondary sorting box 8 is arranged on the tertiary sorting box 9; the primary separation box 7 is mounted on the secondary separation box 8.
The seed filling mechanism part:
referring to fig. 1-5, the drive motor 15 is mounted on a frame 16; the first gear 14 is arranged on the driving motor 15, the second gear 13 is arranged on the eccentric support 12 and is concentric with the main shaft of the eccentric support 12, and the first gear 14 and the second gear 13 form a gear pair for transmitting power to the eccentric support 12 for the driving motor 15; the eccentric support 12 is mounted on the frame 16; the eccentric support 12 supports the seed filling box 10 through a support frame 11 and a support sliding sheet 17; the frame bearing 31 is fixedly connected with the frame 16, and the main shaft of the eccentric support 12 and the frame 16 complete rotary motion through the frame bearing 31; the supporting bearing 30 is fixedly connected with the supporting frame 11, and the eccentric shaft of the eccentric support 12 and the supporting frame 11 complete rotary motion through the supporting bearing 30; the support frame 11 is fixedly connected with the seed filling box 10; the supporting sliding sheet 17 is fixedly connected with the seed charging box 10; the supporting slide sheet 17 makes plane sliding movement in the gap corresponding to the frame 16, and simultaneously plays a supporting role for the seed charging box 10.
The working process is as follows: starting a driving motor 15, transmitting power to an eccentric support 12 through meshing of a first gear 14 and a second gear 13, rotating the eccentric support 12, driving a seed filling box 10 to do horizontal circular rotary motion through a support frame 11 and a support sliding sheet 17, and meanwhile, simultaneously, enabling a first-stage second-stage third-stage sorting box to do horizontal circular rotary motion, so that seeds which accord with the size of a seed filling box type hole fall into the seed filling box 10 to complete sorting work; the population performs plane rotation movement in the seed filling box 10, and seeds according with the size of the profile hole on the bottom of the seed filling box fall into the profile hole to complete the seed filling work.
Seed filling-discharging mechanism part:
referring to fig. 1-4 and 6, and primarily to fig. 6, the small motor 23 is mounted on a mounting plate 29, and the mounting plate 29 is fixedly connected with the seed filling box 10; four bearing blocks 25 are fixedly connected to the mounting plate 29; two connecting shafts 26 are respectively arranged between the two bearing blocks 25; the small motor 23 and the connecting shaft 26 transmit power through the coupling 24; the two connecting shafts 26 are respectively provided with a convex gear disc 27, convex teeth on the discs correspond to the holes on the scroll 28 one by one and are used for accurately controlling the movement of the scroll 28; the reel 28 is mounted in a guide channel at the bottom of the seed-filling box 10, which is not shown in detail in the drawings; the basic principle of seed filling-discharging can be seen in CN208987276U cited in the background; the seed dropping frame is fixed on the frame. Referring to fig. 1, a seed dropping platform 18 is fixed on a seed dropping platform 19, and pipelines in the seed dropping platform 18 correspond to holes of a lower base plate and holes of a plug tray 20 one by one respectively.
The working process is as follows: starting a driving motor, transmitting power to an eccentric support through meshing of a first gear and a second gear, rotating the eccentric support, driving a seed filling box to do horizontal circular rotary motion through a support frame and a support sliding sheet, and meanwhile, simultaneously, enabling a first-stage and second-stage sorting box to do horizontal circular rotary motion, so that seeds which accord with the size of a seed filling box hole fall into the seed filling box to complete sorting work; the population performs plane rotary motion in the seed filling box, and seeds according with the size of the profile hole on the bottom of the seed filling box fall into the profile hole to complete seed filling work; the small motor drives the connecting shaft to rotate through the coupler after being started, the convex teeth on the convex tooth disc correspond to the profile holes on the scroll one by one, the movement of the scroll can be accurately controlled, when the profile hole on the upper part of the scroll is aligned with the profile hole in the seed filling box, the profile hole on the lower part of the scroll is staggered with the profile hole in the seed filling box, seeds in accordance with the size of the profile hole fall into the seed filling box, the seed filling process is completed, when the profile hole on the lower part of the scroll is aligned with the profile hole in the seed filling box, the profile hole on the upper part of the scroll is staggered with the seed filling box, the seeds fall into the lower bottom plate type hole and fall into the hole disc through the pipeline in the seed; the reel is controlled by the convex toothed disc to accurately run, the seed filling and sowing processes can be linked, and continuous work can be realized.
The seed dropping mechanism part:
referring to fig. 1, the seed falling frame is fixed on the frame; the seed dropping platform 18 is fixed on the seed dropping frame, and pipelines in the seed dropping platform 18 respectively correspond to the lower base plate type holes and the hole holes of the hole disc 20 one by one.
The working process is as follows: the seeds fall into the lower bottom plate type holes and fall to the hole tray 20 through the inner pipeline of the seed falling platform 18, and the seeding process is completed.
Example two:
the present embodiment is directed to seeds with larger hole size or low density sowing, such as vegetable seeds, and the present embodiment is different from the first embodiment in that: the seed falling frame and the seed falling platform are not arranged. Referring to fig. 7, a plug tray is directly arranged at the lower part of the seed filling box 10. Mainly aiming at low-density sowed seeds, such as vegetable seeds of cucumbers, tomatoes, hot peppers and the like, an eccentric support with a smaller eccentric distance is selected to finish a low-amplitude high-frequency seed filling process, after the seeds fall into a lower bottom plate sieve hole, compound motion is always performed in a projection range of a hole size, when an upper cover plate is closed, a lower bottom plate is opened, the seeds fall into the hole freely, and the sowing process is finished; with regard to the movement of the door opening and closing mechanism of the upper and lower bottom plates of the seed charging box, reference is made to the closest prior art cited in the background.
The embodiment discards a seed dropping platform and a seed dropping rack structure, saves materials and reduces the installation difficulty; the distance between the hole tray and the lower bottom plate is short, so that the uncontrolled stroke of the seeds is reduced, and the seeds are prevented from flying out of the hole range due to the long initial speed and the long free falling distance; after the distance between the hole tray and the lower bottom plate is shortened, the whole structure is more compact.
The rest is the same as the first embodiment.
The above two embodiments are the preferred embodiments of the present invention, and those skilled in the art can make various changes or modifications based on the above embodiments without departing from the general concept of the present invention, and such changes or modifications should fall within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an accurate seeder in wind channel selection spool formula hole which characterized in that:
comprises a seed selection mechanism, a seed filling mechanism and a seed filling-discharging mechanism;
the seed selection mechanism comprises a seed cleaning component and a seed selection component; the funnel (1) of the seed cleaning component is arranged on the seed cleaning frame (5), the bottom of the funnel is provided with a guide groove, the shifting amount adjusting plate (2) is arranged in the guide groove, the fan (3) is arranged below the shifting amount adjusting plate (2), one end of the conveying pipe (6) is connected with the air outlet of the fan (3), and the other end of the conveying pipe extends to the upper part of the sorting component; the sorting component comprises a plurality of layers of stacked sorting boxes, and the sorting box at the bottommost layer is arranged above the seed filling mechanism;
the seed filling mechanism comprises a mechanical translation driving mechanism fixedly connected with the side wall of the seed filling box (10), a translation sliding sheet structure is arranged on one side opposite to the mechanical translation driving mechanism, the translation sliding sheet structure comprises a fixedly arranged U-shaped sliding groove and a supporting sliding sheet (17), the supporting sliding sheet is horizontal, one end of the supporting sliding sheet is horizontally fixed on the side wall of the seed filling box (10), and the other end of the supporting sliding sheet can slide in the U-shaped sliding groove;
the seed filling-discharging mechanism comprises a small motor (23) fixed relative to the seed filling box (10) and a scroll (28), wherein the scroll (28) is made of soft materials, two sides of the scroll are positioned through a rotating shaft, the middle of the scroll is divided into an upper layer structure and a lower layer structure, and the upper layer structure and the lower layer structure are respectively positioned at the upper side and the lower side of a bottom plate of the seed filling box and are both arranged in a guide groove at the bottom of the seed filling box; the upper layer structure and the lower layer structure are both provided with the same type holes, the small motor (23) drives the reel to rotate through one of the rotating shafts, seeds firstly fall into the seed filling box type holes through the type holes of the upper layer structure to complete seed filling, and the seeds fall along with the rotation of the reel (28) until the type holes of the lower layer structure and the seed filling box type holes vertically correspond to each other;
the reel (28) is made of transparent materials.
2. The air duct seed selection reel type hole precision seeding device according to claim 1, characterized in that: a driving motor (15) of the seed filling mechanism is arranged on a rack (16); the first gear (14) is installed on the driving motor (15), the second gear (13) is installed on the eccentric support (12) and is concentric with a main shaft of the eccentric support (12), the first gear (14) and the second gear (13) form a gear pair, and the driving motor (15) transmits power to the eccentric support (12); the eccentric support (12) is arranged on the frame (16); the eccentric support (12) supports the seed charging box (10) through a support frame (11) and a support sliding sheet (17); a frame bearing (31) is fixedly connected with the frame (16), and a main shaft of the eccentric support (12) and the frame complete rotary motion through the frame bearing (31); the supporting bearing (30) is fixedly connected with the supporting frame (11), and the eccentric shaft of the eccentric support (12) and the supporting frame (11) complete rotary motion through the supporting bearing (30); the support frame (11) is fixedly connected with the seed filling box (10); the supporting sliding sheet (17) is fixedly connected with the seed charging box (10); the supporting sliding sheet (17) does plane sliding movement in the gap corresponding to the U-shaped sliding groove and simultaneously plays a supporting role in the seed filling box.
3. The air duct seed selection reel type hole precision seeding device according to claim 1, characterized in that: the sorting boxes which are stacked in a plurality of layers are all in a rectangular structure.
4. The air duct seed selection reel type hole precision seeding device according to claim 1, characterized in that: the seed selection mechanism comprises a first-stage separation box (7) with the screening fineness gradually reduced, a second-stage separation box (8) and a third-stage separation box (9); the size of a profile hole of the first-stage separation box (7) is the same as that of a seed filling box type hole, the size of a profile hole of the second-stage separation box (8) is smaller than that of the seed filling box type hole, and a hole is not formed in the third-stage separation box (9); and the secondary separation box (8) is communicated with the separation box.
5. The air duct seed selection reel type hole precision seeding device according to claim 1, characterized in that: a baffle (4) is arranged between the funnel (1) and the delivery pipe (6).
6. The air duct seed selection reel type hole precision seeding device according to claim 1, characterized in that: a seed dropping platform (18) is arranged at the lower part of the seed filling box (10), and a plug tray (20) is arranged at the lower part of the seed dropping platform (18).
7. The air duct seed selection reel type hole precision seeding device according to claim 1, characterized in that: aiming at the seeds sowed in low density, the lower part of the seed filling box (10) is not provided with a seed dropping platform, and a hole tray (20) is directly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700046.7A CN110447348B (en) | 2019-07-31 | 2019-07-31 | Accurate seeder in wind channel seed selection scroll formula hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700046.7A CN110447348B (en) | 2019-07-31 | 2019-07-31 | Accurate seeder in wind channel seed selection scroll formula hole |
Publications (2)
| Publication Number | Publication Date |
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| CN110447348A CN110447348A (en) | 2019-11-15 |
| CN110447348B true CN110447348B (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910700046.7A Active CN110447348B (en) | 2019-07-31 | 2019-07-31 | Accurate seeder in wind channel seed selection scroll formula hole |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101318094B1 (en) * | 2011-10-10 | 2013-10-14 | 성균관대학교산학협력단 | Auto seeding apparatus |
| CN207201279U (en) * | 2017-07-17 | 2018-04-10 | 农业部南京农业机械化研究所 | The accurate seeding apparatus of mechanical revolving type abnormity seed simple grain |
| CN107876401A (en) * | 2017-11-06 | 2018-04-06 | 马鞍山市全润农业科技有限公司 | A kind of crop seeds processing unit |
| CN208494943U (en) * | 2018-05-31 | 2019-02-15 | 陕西惠福药业有限公司 | A kind of flexible screening machine of drug processing with anti-blockage function |
| CN108838078A (en) * | 2018-08-06 | 2018-11-20 | 张宇涛 | A kind of soya seeds harvest screening all-in-one machine |
| CN108966761B (en) * | 2018-08-08 | 2024-01-02 | 南京农业大学 | Flexible band grounding type precision seeding device |
| CN208987276U (en) * | 2018-09-25 | 2019-06-18 | 农业部南京农业机械化研究所 | The accurate seeding apparatus of mechanical flatly moving type abnormity seed simple grain |
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