CN201150179Y - Sprout-tray continuous transmission soil-hole in-phase precise seeding aligning device - Google Patents
Sprout-tray continuous transmission soil-hole in-phase precise seeding aligning device Download PDFInfo
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- CN201150179Y CN201150179Y CNU2007200583388U CN200720058338U CN201150179Y CN 201150179 Y CN201150179 Y CN 201150179Y CN U2007200583388 U CNU2007200583388 U CN U2007200583388U CN 200720058338 U CN200720058338 U CN 200720058338U CN 201150179 Y CN201150179 Y CN 201150179Y
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Abstract
The utility model relates to a soil hole synchronous seeding centering device with continuous tray feeding, belonging to the super rice precision seedling culture technical equipment and belonging to the agricultural machinery, which is composed of a tray, a double-layer tray feeder, a tray feed synchronous centering device, a transmitter, a hole press centering adjuster, a frame and an air compressor. The double-layer tray feeder feeds trays to a carrier on the conveyor chain, the trays are limited by a cylinder of the tray feed synchronous centering device, when a seeding roller emits a centering signal, the trays are fed along with the carrier of the conveyor chain to the following processes as covering bottom soil, pressing holes, seeding, covering soil and spraying water, and the like. The utility model adopts novel double-layer tray feeder and soil hole synchronous seeding centering device, to resolve the tray feed, soil hole synchronous seeding and press hole centering problems of the high speed continuous pneumatic drum hole tray precision seedling, having reliable operation, low cost and high efficiency, thus is suitable for the hole tray seedling precision seeding pipeline of common rice, vegetable and flowers.
Description
Technical field
The utility model relates to a kind of point disk seedling growing device of agricultural mechanical field, especially relates to the cave aperture synchronous precision sowing centralising device that the seedling dish in the accurate seedling Technology Equipment of a kind of super hybridization rice is carried continuously.
Background technology
Raising rice seedlings is the key link of transplanting planting technology, also is the important leverage that realizes rice planting machineization.Along with the continuous development and the improvement of rice varieties, the application that super hybridization rice is planted in China will have bigger development.Though the seedling technology and the common rice of super hybridization rice are close, promptly adopt cave dish feed, shop fixtures soil, compacting, sowing, earthing, trickle etc.; But the requirement aspect agronomy differs greatly, usually require 3～5/cave as common rice seedling, super hybridization rice then requires 1～2/cave, this not only needs the seeding apparatus that every cave accurate quantity seed is provided, can fall ability in the hole, the corresponding cave of seedling dish exactly but also need the seed of launching in every cave, could guarantee that so there is the seed of accurate quantity in the every cave of seedling dish, and then satisfy the seedling requirement of super hybridization rice.The crop that relates to accurate seedling at present also has vegetables, flowers, Chinese herbal medicine etc.
Present rice growing seedling production line both domestic and external is more, rice mechanization developed countries such as the U.S., Japan, Korea S, because of mainly being at satisfied 3～5/cave or the conventional rice of seedling taking area and the point disk seedling growing device that hybrid rice is developed, its main body is hole, cave and the asynchronous centering of sowing, and seeding apparatus overflows sows seeds son on the dish of cave, scurries the cave phenomenon and takes place, kind of the randomness that falls is bigger, Position Control is inaccurate, though simple in structure, can only satisfy the specification requirement of common rice seedling.Domestic, China Agricultural University has developed a kind of point disk seedling growing device that relies on chain pitch and hole, cave to be complementary, can realize that hole, seedling dish cave is corresponding one by one with sowing, but owing to limited by chain pitch, the seedling dish cave hole dimension of employing is not optimal, seedling dish cave hole dimension at present super hybridization rice requirement, also can not find the chain pitch that is complementary, therefore, although this apparatus structure is simple, but the seedling dish size that adapts to is single, and adopting on super hybridization rice to influence breeding efficiency and effect.On the position control method of charging seed, China Agricultural University, Zhejiang University take electromagnetic clutch to combine with crank rocker, and utilize solenoid directional control valve to combine and realize sowing synchronously with the starter swing, but owing to adopt reciprocal seeding method, inefficiency, the control structure complexity is generally used for the high economic crops of output such as flowers, vegetables and grows seedlings.The employing photoelectric sensor that also has in U.S. Marksman company and a plurality of stepper motor combine and realize the Synchronization Control of vegetables, flowers, advanced technology, but number of motors is on the high side, and the leg speed of each motor need be unified control and coupling simultaneously, and price is expensive.
Usually, seedling dish feed is by manually directly the seedling dish being sent into carrier chain or band, and seedling dish spacing is difficult to control, and what have is minimizing dish spacing, takes dish to link to each other with dish and sends into, and is difficult to like this realize that the seedling dish carries and sowing synchronously of hole, cave and pressure cave centering continuously; The dependence manual operation experience that has is equidistantly sold at reduced prices, and labour intensity is all very big, and long-term work efficient is low.
The utility model content
The purpose of this utility model is to provide the cave aperture synchronous precision of the continuous conveying of seedling dish in a kind of accurate seedling Technology Equipment to sow centralising device, has solved the synchronous technical barrier of sowing and pressing cave centering of conveying of seedling dish and hole, cave that high-speed continuous aspiration cylinder cave dish is precisely grown seedlings.
The purpose of this utility model is achieved through the following technical solutions: the cave aperture synchronous precision sowing centralising device that provides a kind of seedling dish to carry continuously, it is characterized in that by frame, the seedling dish, bilayer seedling dish feed mechanism, the seedling dish is carried synchronous centering body, conveying mechanism, press cave centering guiding mechanism, air compressor is formed, frame (1) is a tower structure, and 4 supporting legs (33) are installed, bilayer seedling dish feed mechanism is installed in frame (1) top, conveying mechanism is installed on the frame (1) of double-deck seedling dish feed mechanism below, carrier chain (18) is gone up the supporting plate of installing (22) and is carried seedling dish (3), it is adjacent that the seedling dish carries the spacing cylinder (6) of synchronous centering body also to be installed in the last and double-deck seedling dish feed of frame (1) mechanism, sowing rotary drum (17) is gone up on the aligning dish (14) that rotates synchronously centering armature (15) is installed, press cave centering guiding mechanism to be installed on the frame (1), be positioned between spacing cylinder (6) and the sowing rotary drum (17), air compressor by magnetic valve a (35) and magnetic valve b (36) respectively with spacing cylinder (6) link to each other with the support cylinder (31).
Described double-deck seedling dish feed mechanism is by four miniature support cylinders (31), for dish framework (2), sale at reduced prices indicator lamp (5), sale at reduced prices travel switch (4), send dish near switch (29), magnetic valve b (36) forms, be installed on the frame (1) for dish framework (2), four miniature support cylinders (31) will be divided into for dish framework (2), two-layer down, seedling dish (3) is supported by the piston rod (32) that supports cylinder (31) in the upper strata, lower floor goes up the supporting plate of installing (22) by carrier chain (18) and supports seedling dish (3), four miniature support cylinders (31) link to each other with air compressor (34) by magnetic valve b (36), front upper for dish framework (2) is equipped with sale at reduced prices indicator lamp (5), sale at reduced prices travel switch (4) is equipped with in the below, send dish to be installed on the side frame (1) of lower floor front portion near switch (29), advanced the extruding of seedling dish side and produced level signal, transformation controlled magnetic valve b (36) switching gas circuit of signal, it is flexible to drive the piston rod (32) that supports cylinder (31).
Described seedling dish carries synchronous centering body by spacing cylinder (6), flute profile slideway (8), roller travel switch (9), send dish near switch (29), sowing rotary drum (17), aligning dish (14), centering armature (15), centering is near switch (16), magnetic valve a (35) forms, the seedling dish carries the spacing cylinder (6) of synchronous centering body to be installed on the frame (1), and link to each other with air compressor (34) by magnetic valve a (35), the roller travel switch (9) that can move up and down along flute profile slideway (8) is equipped with in piston rod (7) end of spacing cylinder (6), the seedling dish (3) that it is advanced to lower floor is spacing, be installed in to be equipped with on sowing rotary drum (17) end face on the frame (1) and aim at dish (14) with it rotates synchronously, aligning dish (13) is gone up uniform quantity and sowing rotary drum (17) and is gone up and inhale the hole and arrange the identical centering armature (15) of number, the centering adjustable along the sowing rotary drum circumferencial direction is installed on the frame (1) near switch (16), be used for detecting on the aligning dish (14) and the suction hole on the sowing rotary drum (17) row's corresponding centering armature of number (15), and send and discharge seedling dish signal, control magnetic valve a (35) switching gas circuit, the piston rod (7) that drives spacing cylinder (6) shrinks, and discharges the seedling dish and makes it to advance with supporting plate (22); After whole dish passes through, send dish to trigger magnetic valve a (35) switching gas circuit near switch (29), the piston rod (7) that drives spacing cylinder (6) resets.
Described pressure cave centering guiding mechanism is made up of hole pressing roller (11), adjusting sprocket wheel (12), connecting bolt (13), circumferential adjusting sprocket wheel (12) is equipped with in the side that is installed in the hole pressing roller (11) on the frame (1), it can be around the axial adjustment location of hole pressing roller (11), realize hole pressing roller (11) and sowing rotary drum (17) centering synchronously, 4 bolts (13) are with itself and the fastening location of hole pressing roller (11).
The beneficial effects of the utility model are:
(1) the utility model has realized that the seedling dish is carried continuously and synchronous precision sowing and pressure cave centering, not only be specially adapted to the accurate seedling planting of the ultralow amount of broadcasting of super hybridization rice, also can be used on the industrial hole plate seedling growth precise sowing streamline of crops such as conventional rice, vegetables, flowers and Chinese herbal medicine.
(2) the utility model adopts novel double-deck seedling dish feed mechanism and seedling dish to carry synchronous centering body to solve seedling dish in the accurate seedling Technology Equipment of the ultralow amount of broadcasting of super hybridization rice to carry with the sowing synchronously of hole, cave continuously and press a cave centering difficult problem, reliable operation, low cost of manufacture, production efficiency height.
(3) the utility model has been filled up the technological gap of the synchronous centering of the accurate seedling that is applicable to the ultralow amount of broadcasting of super hybridization rice high speed sowing, for greatly developing agricultural mechanization and automated production contributes.
Description of drawings
Fig. 1 seedling dish is carried and cave aperture synchronous precision sowing centralising device schematic diagram continuously;
Fig. 2 seedling dish is carried and cave aperture synchronous precision sowing centralising device vertical view continuously;
The double-deck seedling dish of Fig. 3 feed structural scheme of mechanism;
Fig. 4 roller travel switch and flute profile slideway block diagram;
Fig. 5 presses the adjusting sprocket wheel schematic diagram of cave centering guiding mechanism;
Aligning dish schematic diagram on Fig. 6 sowing rotary drum.
Embodiment
The utility model is described in further detail below in conjunction with specific embodiment and accompanying drawing:
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, the seedling dish is carried continuously with cave aperture synchronous precision sowing centralising device and is carried synchronous centering body, conveying mechanism, pressure cave centering guiding mechanism, air compressor to form by frame, seedling dish, double-deck seedling dish feed mechanism, seedling dish.Frame (1) is a tower structure, and 4 supporting legs (33) are installed, double-deck seedling dish feed mechanism comprises four miniature support cylinders (31), for dish framework (2), sale at reduced prices indicator lamp (5), sale at reduced prices travel switch (4), send dish near switch (29), magnetic valve b (36); The seedling dish carry synchronous centering body comprise spacing cylinder (6), flute profile slideway (8), roller travel switch (9), send dish near switch (29), sowing rotary drum (17), aligning dish (14), centering armature (15), centering near switch (16), magnetic valve a (35); Conveying mechanism comprises drive motors (21), carrier chain (18), drive sprocket (19), supporting plate (22); Press the cave centering body to comprise hole pressing roller (11), regulate sprocket wheel (12), connecting bolt (13).
Bilayer seedling dish feed mechanism utilizes four miniature support cylinders (31) to be divided into for dish framework (2), two-layer down, the seedling dish is supported by the piston rod (32) that supports cylinder (31) in the upper strata, lower floor goes up the supporting plate of installing (22) by carrier chain (18) and supports the seedling dish, four miniature support cylinders (31) link to each other with air compressor (34) by magnetic valve b (36), be installed on the frame (1) for dish framework (2), front upper for dish framework (2) is equipped with sale at reduced prices indicator lamp (5), sale at reduced prices travel switch (4) is housed in the below of sale at reduced prices indicator lamp (5), send dish to be installed on the anterior side frame of lower floor (1) near switch (29), advanced the extruding of seedling dish side and produced level signal, transformation controlled magnetic valve b (36) switching gas circuit of signal, it is flexible to drive the piston rod (32) that supports cylinder (31).
The seedling dish carries the spacing cylinder (6) of synchronous centering body to be installed on the frame (1), and link to each other with air compressor (34) by magnetic valve a (35), the roller travel switch (9) that can move up and down along flute profile slideway (8) is equipped with in piston rod (7) end of spacing cylinder (6), and spacing to the seedling dish (3) of lower floor; Sowing rotary drum (17) is installed on the frame (1), be equipped with on the end face of sowing rotary drum (17) with it rotates synchronously and aim at dish (14), aligning dish (14) is gone up and to be inhaled the hole on uniform quantity and the sowing rotary drum and arrange the identical centering armature (15) of number, centering is installed on the frame (1) near switch (16), adjustable along the sowing rotary drum circumferencial direction, be used for detecting on the aligning dish (14) and the suction hole on the sowing rotary drum (17) row's corresponding centering armature of number (15), and send and discharge seedling dish signal, control magnetic valve a (35) switching gas circuit, the piston rod (7) that drives spacing cylinder (6) shrinks, and the seedling dish is advanced with supporting plate (22); After whole dish passes through, send dish to trigger magnetic valve a (35) switching gas circuit near switch (29), the piston rod (7) that drives spacing cylinder (6) resets (stretching out), waits for that the upper strata seedling dish of double-deck seedling dish feed mechanism falls, and continues the conveying of next seedling dish and centering synchronously.
Conveying mechanism is to utilize the drive motors (21) that is installed on the frame (1) to move by drive carrier chains (18) such as drive sprockets (19), and supporting plate (22) is fixed on the carrier chain (18), and the seedling dish is positioned on the supporting plate (22).
Press cave centering guiding mechanism to comprise hole pressing roller (11), regulate sprocket wheel (12), hole pressing roller (11) is installed on the frame (1), circumferential adjusting sprocket wheel (12) is equipped with in its side, circumferentially regulating sprocket wheel (12) can be around the axial adjustment location of hole pressing roller (11), realize hole pressing roller (11) and sowing rotary drum (17) centering synchronously, 4 bolts (13) are with itself and the fastening location of hole pressing roller (11).
The course of work is as follows: drive motors (21) starts, the conveying mechanism operation is normal, hole pressing roller (11), sowing rotary drum (17) rotate and reach normal operating conditions, air compressor (34) reaches service pressure, electrical system resets, and when selling indicator lamp (5) at reduced prices when lighting, manually seedling dish (3) is put into the upper strata for dish framework (2), seedling dish (3) front side extruding sale at reduced prices travel switch (4) cuts off circuit, and sale at reduced prices indicator lamp (5) extinguishes.When there was dish in lower floor, the dish that send of side triggered near switch (29), and is in high level all the time, and the piston rod (32) that supports cylinder (31) supports the seedling dish and waits for rule; When lower floor does not have dish, the side send dish to reset to be in low level near switch (29), control magnetic valve b (36) switching gas circuit drives the piston rod (32) that supports cylinder (31) and shrinks, seedling dish (3) relies on gravity to fall on the supporting plate (22) of lower floor's carrier chain (18), advances with supporting plate (22).The roller travel switch (9) that falls within on the piston rod (7) that the seedling dish of advancing on the supporting plate (22) is subjected to spacing cylinder (6) is spacing, the seedling dish that is stopped is gone up slippage at supporting plate (22) and is waited for (being less than an acupuncture point), when centering detects centering armature (15) the signal arrival of the last aligning dish (14) of sowing rotary drum (17) near switch (16), touch magnetic valve a (35), the piston rod (7) that drives spacing cylinder (6) shrinks, and drive roller travel switch (9) rises along flute profile slideway (8), the seedling dish that discharges is advanced with supporting plate (22), enters shop fixtures soil, press the cave, sowing, cover table soil, subsequent handlings such as trickle; Its side was pressed against all the time and send dish near on the switch (29) when the seedling dish was advanced, make it be in high level, the piston rod (32) that supports cylinder (31) resets (stretching out), and sale at reduced prices travel switch (4) makes circuit turn-on, sale at reduced prices indicator lamp (5) is lighted again, and artificial continuous dish is waited on the upper strata; After whole dish passes through, send dish near switch (29) signal transition, be in low level, trigger magnetic valve a (35) switching gas circuit, the piston rod (7) that drives spacing cylinder (6) resets (stretching out), and double-deck seedling dish feed mechanism starts rule, continues the conveying of next seedling dish and centering synchronously.When hole pressing roller centering guiding mechanism carries out the centering adjustment, rotate and regulate sprocket wheel (12), make the feeding position centering of hole pressing roller (11) and sowing rotary drum (17), use bolt (13) will regulate sprocket wheel (12) then and hole pressing roller (11) is tightened to one, guarantee the rotation synchronously of hole pressing roller (11) and sowing rotary drum (17) by transmission mechanism.
Claims (4)
1. the continuous cave aperture synchronous precision of carrying of seedling dish is sowed centralising device, it is characterized in that by frame, the seedling dish, bilayer seedling dish feed mechanism, the seedling dish is carried synchronous centering body, conveying mechanism, press cave centering guiding mechanism, air compressor is formed, frame (1) is a tower structure, and 4 supporting legs (33) are installed, bilayer seedling dish feed mechanism is installed in frame (1) top, conveying mechanism is installed on the frame (1) of double-deck seedling dish feed mechanism below, carrier chain (18) is gone up the supporting plate of installing (22) and is carried seedling dish (3), it is adjacent that the seedling dish carries the spacing cylinder (6) of synchronous centering body also to be installed in the last and double-deck seedling dish feed of frame (1) mechanism, sowing rotary drum (17) is gone up on the aligning dish (14) that rotates synchronously centering armature (15) is installed, press cave centering guiding mechanism to be installed on the frame (1), be positioned between spacing cylinder (6) and the sowing rotary drum (17), air compressor by magnetic valve a (35) and magnetic valve b (36) respectively with spacing cylinder (6) link to each other with the support cylinder (31).
2. the cave aperture synchronous precision sowing centralising device that seedling dish according to claim 1 is carried continuously, it is characterized in that described double-deck seedling dish feed mechanism is by four miniature support cylinders (31), for dish framework (2), sale at reduced prices indicator lamp (5), sale at reduced prices travel switch (4), send dish near switch (29), magnetic valve b (36) forms, be installed on the frame (1) for dish framework (2), four miniature support cylinders (31) will be divided into for dish framework (2), two-layer down, seedling dish (3) is supported by the piston rod (32) that supports cylinder (31) in the upper strata, lower floor goes up the supporting plate of installing (22) by carrier chain (18) and supports seedling dish (3), four miniature support cylinders (31) link to each other with air compressor (34) by magnetic valve b (36), front upper for dish framework (2) is equipped with sale at reduced prices indicator lamp (5), sale at reduced prices travel switch (4) is equipped with in the below, send dish to be installed on the side frame (1) of lower floor front portion near switch (29), advanced the extruding of seedling dish side and produced level signal, transformation controlled magnetic valve b (36) switching gas circuit of signal, it is flexible to drive the piston rod (32) that supports cylinder (31).
3. the cave aperture synchronous precision sowing centralising device that seedling dish according to claim 1 and 2 is carried continuously, it is characterized in that described seedling dish carries synchronous centering body by spacing cylinder (6), flute profile slideway (8), roller travel switch (9), send dish near switch (29), sowing rotary drum (17), aligning dish (14), centering armature (15), centering is near switch (16), magnetic valve a (35) forms, the seedling dish carries the spacing cylinder (6) of synchronous centering body to be installed on the frame (1), and link to each other with air compressor (34) by magnetic valve a (35), the roller travel switch (9) that can move up and down along flute profile slideway (8) is equipped with in piston rod (7) end of spacing cylinder (6), the seedling dish (3) that it is advanced to lower floor is spacing, be installed in to be equipped with on sowing rotary drum (17) end face on the frame (1) and aim at dish (14) with it rotates synchronously, aligning dish (13) is gone up uniform quantity and sowing rotary drum (17) and is gone up and inhale the hole and arrange the identical centering armature (15) of number, the centering adjustable along the sowing rotary drum circumferencial direction is installed on the frame (1) near switch (16), be used for detecting on the aligning dish (14) and the suction hole on the sowing rotary drum (17) row's corresponding centering armature of number (15), and send and discharge seedling dish signal, control magnetic valve a (35) switching gas circuit, the piston rod (7) that drives spacing cylinder (6) shrinks, and discharges the seedling dish and makes it to advance with supporting plate (22); After whole dish passes through, send dish to trigger magnetic valve a (35) switching gas circuit near switch (29), the piston rod (7) that drives spacing cylinder (6) resets.
4. centralising device is sowed in the hole, cave that seedling dish according to claim 1 is carried continuously synchronously, it is characterized in that described pressure cave centering guiding mechanism by hole pressing roller (11), regulate sprocket wheel (12), connecting bolt (13) is formed, circumferential adjusting sprocket wheel (12) is equipped with in the side that is installed in the hole pressing roller (11) on the frame (1), it can be around the axial adjustment location of hole pressing roller (11), realize hole pressing roller (11) and sowing rotary drum (17) centering synchronously, 4 bolts (13) are with itself and the fastening location of hole pressing roller (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200583388U CN201150179Y (en) | 2007-10-16 | 2007-10-16 | Sprout-tray continuous transmission soil-hole in-phase precise seeding aligning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200583388U CN201150179Y (en) | 2007-10-16 | 2007-10-16 | Sprout-tray continuous transmission soil-hole in-phase precise seeding aligning device |
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| CN201150179Y true CN201150179Y (en) | 2008-11-19 |
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| CNU2007200583388U Expired - Fee Related CN201150179Y (en) | 2007-10-16 | 2007-10-16 | Sprout-tray continuous transmission soil-hole in-phase precise seeding aligning device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101133692B (en) * | 2007-10-16 | 2010-05-19 | 华南农业大学 | Seedling-plate continuous-conveying aperture synchronization precision seedling and centralizing device |
| CN102217443A (en) * | 2011-06-03 | 2011-10-19 | 山西省农业科学院农产品加工研究所 | Precision planter |
| CN102273345A (en) * | 2011-06-30 | 2011-12-14 | 云南省机械研究设计院 | Vacuum adsorption type plug tray seedling raising precision seed planter |
| CN102523796A (en) * | 2012-02-23 | 2012-07-04 | 华南农业大学 | Dragging type precision seeder for seedling cultivation |
| CN103597934A (en) * | 2013-11-20 | 2014-02-26 | 江苏大学 | Multi-air-passage air-suction turning plate type seeding apparatus |
| CN110337862A (en) * | 2019-07-01 | 2019-10-18 | 华南农业大学 | A kind of high-efficient automatic rice hole plate seedling raising precision seeding system |
| CN111630981A (en) * | 2020-06-22 | 2020-09-08 | 上海侬盛现代农业科技有限公司 | One-key type seeder and working method thereof |
| CN113678671A (en) * | 2021-08-06 | 2021-11-23 | 浙江理工大学 | Automatic tray placing device for greenhouse with seedling tray |
| CN113853880A (en) * | 2021-10-29 | 2021-12-31 | 杭州赛得林智能装备有限公司 | Anti-blocking groove pressing and cave pressing device and method for mechanical rice transplanting, seedling raising and seeding |
| WO2024078024A1 (en) * | 2023-06-29 | 2024-04-18 | 六安祥川科技有限公司 | Industrial seedling-raising sowing device |
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2007
- 2007-10-16 CN CNU2007200583388U patent/CN201150179Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101133692B (en) * | 2007-10-16 | 2010-05-19 | 华南农业大学 | Seedling-plate continuous-conveying aperture synchronization precision seedling and centralizing device |
| CN102217443A (en) * | 2011-06-03 | 2011-10-19 | 山西省农业科学院农产品加工研究所 | Precision planter |
| CN102217443B (en) * | 2011-06-03 | 2012-11-28 | 山西省农业科学院农产品加工研究所 | Precision planter |
| CN102273345A (en) * | 2011-06-30 | 2011-12-14 | 云南省机械研究设计院 | Vacuum adsorption type plug tray seedling raising precision seed planter |
| CN102523796A (en) * | 2012-02-23 | 2012-07-04 | 华南农业大学 | Dragging type precision seeder for seedling cultivation |
| CN103597934B (en) * | 2013-11-20 | 2015-09-23 | 江苏大学 | A kind of many air flues aspiration turnover plate type seeding unit |
| CN103597934A (en) * | 2013-11-20 | 2014-02-26 | 江苏大学 | Multi-air-passage air-suction turning plate type seeding apparatus |
| CN110337862A (en) * | 2019-07-01 | 2019-10-18 | 华南农业大学 | A kind of high-efficient automatic rice hole plate seedling raising precision seeding system |
| CN111630981A (en) * | 2020-06-22 | 2020-09-08 | 上海侬盛现代农业科技有限公司 | One-key type seeder and working method thereof |
| CN113678671A (en) * | 2021-08-06 | 2021-11-23 | 浙江理工大学 | Automatic tray placing device for greenhouse with seedling tray |
| CN113853880A (en) * | 2021-10-29 | 2021-12-31 | 杭州赛得林智能装备有限公司 | Anti-blocking groove pressing and cave pressing device and method for mechanical rice transplanting, seedling raising and seeding |
| CN113853880B (en) * | 2021-10-29 | 2022-06-24 | 杭州赛得林智能装备有限公司 | Anti-blocking groove pressing and cave pressing device and method for mechanical rice transplanting, seedling raising and seeding |
| WO2024078024A1 (en) * | 2023-06-29 | 2024-04-18 | 六安祥川科技有限公司 | Industrial seedling-raising sowing device |
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