CN106954410A - Aspirated-air type high density precision drill - Google Patents
Aspirated-air type high density precision drill Download PDFInfo
- Publication number
- CN106954410A CN106954410A CN201710216476.2A CN201710216476A CN106954410A CN 106954410 A CN106954410 A CN 106954410A CN 201710216476 A CN201710216476 A CN 201710216476A CN 106954410 A CN106954410 A CN 106954410A
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- China
- Prior art keywords
- isolation strip
- plate
- seed
- negative pressure
- pressure chamber
- 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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/002—Dibble seeders
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
Device is broadcast the present invention relates to a kind of high dense planting machine for seeder of aspirated-air type, include two pieces of price fixings (7), Moving plate (2) and central shaft, price fixing (7) constitutes a cavity with Moving plate (2), cavity is separated into central negative pressure chamber (61) provided with two pieces of seed taking discs (5) provided with suction hole (51) in cavity, left kind of room (62) and right kind of room (63), central shaft (3) is the hollow shaft provided with negative pressure ventilation pipe and is connected provided with stomata (31) with central negative pressure chamber (61), on described Moving plate (2) two row's sowing ports (22) are provided with by left and right, seeding nozzle (1) is equipped with each sowing port (22), inclined kind of road (13) of ecto-entad is provided between seeding nozzle (1) and the sowing port (22) of Moving plate (2).Compared with prior art, the present invention can dispose more seeding nozzles, realize high density precision point sowing, due to employing aspirated-air type simultaneously, make mechanism structure simpler, reliable working performance is also greatly improved.
Description
Technical field
The invention belongs to seeding machinery technical field, the high dense planting sowing of specifically a kind of wrong row duckbilled of aspirated-air type obi
Machine dibbler.
Background technology
Dibbler or dibbler are one of most important equipments in seeder, and the quality of its performance, which is directly affected, to be broadcast
Plant the success or failure of work.In particular with the popularization and application of precision agriculture technology, the density and seeding row spacing of sowing have increasingly
High requirement.Current dibbler or dibbler typically carry out taking kind using machinery or aspiration mode.
Mechanical Qu Zhong mechanisms are complex, and space-consuming is big, is difficult to carry again when thickness of sowing reaches to a certain degree
Height, a maximum deficiency of mechanical mechanism is that fault rate is higher, influences seeding quality.Aspirated-air type structure is relatively simple, and
And take kind of a precision to be easily controlled, with certain advantage, but its deficiency is the more difficult cooperation of dibbling duckbilled with dibbler periphery.
To better meet the sowing requirement of user so that seeder carry out seeding operation in play preferably effect and
Operating efficiency is lifted, and facilitates Operation and maintenance, a kind of obi gas with double suction sub-disk, bimolecular disk and shared air chamber
The highly dense dibbler of planting of suction mistake row duckbilled just arises at the historic moment.
The content of the invention
It is an object of the invention to provide the high aspirated-air type high density precise hole sowing of a kind of reliable working performance, seeding accuracy
Device.
Realized by following structure to the purpose of the present invention：Comprising between two pieces of price fixings (7), two pieces of price fixings (7)
Moving plate (2) and central shaft (3).
Described price fixing (7) includes disk body (71), and disk body (71) is provided with seed inlet (72) and bearing block (76), disk body
(71) inner side is provided with two semiorbicular isolation strip, i.e., interior isolation strip (75) and outer isolation strip (74), described two semi-circulars
Isolation strip comprising arc belt body and opening, two semiorbicular isolation strip openings are interlaced, and interior isolation strip
(75) Open Side Down forms Qu Zhong areas (56), and (left side) forms area (54) of charging seed forward for the opening of outer isolation strip (74), it is interior every
Seed chamber is formed from band (75) and the bottom of outer isolation strip (74), one is then formed between interior isolation strip (75) and outer isolation strip (74)
Curved channel (77).
Described Moving plate (2) includes Moving plate band (21), and dribbling (21) is to be pressed on the shoestring of an annular, annular shoestring
Left and right, which is provided with two row's sowing ports (22), each sowing port (22), is equipped with a seeding nozzle (1), described seeding nozzle (1) bag
Pressing plate (12) interaction on duckbilled containing dibbling (11) and pressing plate (12), adjacent seeding nozzle (1) is arranged at dibbling duckbilled (11)
Inclined kind of road (13) of ecto-entad is provided between the sowing port (22) of both sides, dibbling duckbilled (11) and Moving plate (2).
Two pieces of described price fixings (7) are constituted in a cavity, cavity provided with two pieces of taking provided with suction hole (51) with Moving plate (2)
Cavity is separated into central negative pressure chamber (61), left kind of room (62) and right kind of room (63) by discharge plate (5), and described central shaft (3) is to set
There is the hollow shaft of negative pressure ventilation pipe, hollow shaft tube wall is provided with stomata (31), also, described stomata (31) and central negative pressure chamber
(61) it is connected.
The suction hole (51) of the seed taking disc (5) is arranged at interior isolation strip (75) and outer isolation strip (74) on price fixing (7)
Formed in the curved channel (77) between a curved channel (77).
Guide plate (4) is provided with the outside of described seed taking disc (5), guide plate (4) is provided with and the suction hole on seed taking disc (5)
(51) corresponding guide channel (41), the guide channel (41) is connected with the sowing port (22) on Moving plate (2).
Further, central partition plate (64) is preferably provided with above-mentioned central negative pressure chamber (61), the central partition plate (64) will
Central negative pressure chamber (61) is separated into left and right two chambers.
Yet further, the present invention can also be provided with plate (53) of holding one's breath, at least one planted in brush (55) and seed retaining plate (52)：
Described plate of holding one's breath (53) is the area of charging seed (54) in suction hole (51) line of travel of seed taking disc (5) central negative pressure chamber (61) side
The shutter at place；The hairbrush or scraper plate in the described area of charging seed (54) for interior isolation strip (75) and outer isolation strip (74) side；Institute
The seed retaining plate (52) stated for interior isolation strip (75) and outer isolation strip (74) opening at area of charging seed (54) and Qu Zhong areas (56) it
Between division board.
Yet further, it is provided with and divides between the sowing port (22) on the guide channel (41) and Moving plate (2) of above-mentioned guide plate (4)
Discharge plate (42), this point of discharge plate (42) is one small in interior side port, and the big loudspeaker circle body of lateral port, circle body wall is provided with and guide plate
(4) the corresponding seed distributing hole (43) of guide channel (41) on, can be such that taken seed arranges entering by the seed distributing hole (43)
Position is more accurate when planting mouth (22).
Yet further, above-mentioned interior isolation strip (75) and outer isolation strip (74) are in described Qu Zhong areas (56) and area of charging seed
(54) place is preferably end to end, interior isolation strip (75) is formed a zigzag shape with outer isolation strip (74).
In work, tractor is at the uniform velocity travelled forward by connecting seeder suspension, and seeder blower fan produces negative pressure in
Heart axle (3) makes central negative pressure chamber (61) produce negative pressure, and two seed taking discs (5) take kind from left kind of room (62) and right kind of room (63) respectively
And the sowing port (22) put into by guide channel (41) on Moving plate (2), afterwards into seeding nozzle (1), pass through seeding nozzle real
Existing program request.One is equipped with due to being provided with described Moving plate (2) by left and right on two row's sowing ports (22), each sowing port (22)
Pressing plate (12) interaction on seeding nozzle (1), adjacent seeding nozzle (1) is arranged at the both sides of dibbling duckbilled (11), dibbling duckbilled
(11) inclined kind of road (13) of ecto-entad is provided between the sowing port (22) of Moving plate (2), therefore in the Moving plate of same diameter
(2) more seeding nozzles (1) can be disposed on, high density precision point sowing is realized, due to employing aspirated-air type simultaneously, make mechanism knot
Structure is simpler, and reliable working performance is also greatly improved, and dibbling duckbilled (11) then can be linear on Moving plate (2) as needed
Arrangement, also can interact arrangement in left and right triangle.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the structural representation of Figure 1A-A sections.
Fig. 3 is the dimensional structure diagram that the embodiment of the present invention 1 is decomposed.
Fig. 4 is the structural representation that the Fig. 2 of the embodiment of the present invention 1 is decomposed.
Fig. 5 is the structural representation of Fig. 4 C-C sections.
Fig. 6 is the structural representation of Fig. 4 B-B sections.
Fig. 7 is the structural representation of the embodiment of the present invention 2.
Fig. 8 is the structural representation of the embodiment of the present invention 3.
In figure：1 is seeding nozzle, and 11 be dibbling duckbilled, and 12 be pressing plate, and 13 be kind of a road, and 2 be Moving plate, and 21 be Moving plate band, and 22 are
Sowing port, axle centered on 3,31 be stomata, and 4 be guide plate, and 41 be guide channel, and 42 be guard ring, and 5 be seed taking disc, and 51 be suction hole,
52 be seed retaining plate, and 53 be plate of holding one's breath, and 54 be area of charging seed, and 55 be kind of a brush, and 56 be negative pressure cavity centered on Qu Zhong areas, 61, and 62 be left kind
Room, 63 be dividing plate centered on right kind of room, 64, and 7 be price fixing, and 71 be price fixing outside plate, and 72 be seed inlet, and 73 be observation window, and 74 be outer
Isolation strip, 75 be interior isolation strip, and 76 be bearing block, and 77 be curved channel.
Embodiment
The following detailed description of the preferred embodiment of the present invention.
Embodiment 1：It is the structural representation of the embodiment of the present invention 1 referring to figs. 1 to 6.Include two pieces of price fixings 7, two pieces of price fixings
Moving plate 2 and central shaft 3 between 7, price fixing 7 include disk body 71, and disk body 71 is provided with seed inlet 72 and bearing block 76, disk body 71
Inner side is provided with two semiorbicular isolation strip, i.e., interior isolation strip 75 and outer isolation strip 74, described two semiorbicular isolation strip are equal
Belt body and opening comprising arc, two semiorbicular isolation strip openings are interlaced, and Open Side Down for interior isolation strip 75
Formed in Qu Zhong areas 56 (region shown in Fig. 5 dotted lines), left side forms (Fig. 5 dotted lines institute of area 54 of charging seed to the opening of outer isolation strip 74 forward
Show region), seed chamber is formed at the bottom of interior isolation strip 75 and outer isolation strip 74, then shape between interior isolation strip 75 and outer isolation strip 74
Into a curved channel 77, described Moving plate 2 includes Moving plate band 21, and dribbling 21 is on the shoestring of an annular, annular shoestring
It is provided with side by side on two row's sowing ports 22, each sowing port 22 by left and right and is equipped with a seeding nozzle 1, described seeding nozzle 1 is included
Pressing plate 12 on dibbling duckbilled 11 and pressing plate 12, adjacent seeding nozzle 1 interacts the both sides for being arranged at dibbling duckbilled 11, dibbling duckbilled
Inclined kind of road 13 of ecto-entad is provided between 11 and the sowing port 22 of Moving plate 2, dibbling duckbilled 11 then can be as needed in Moving plate 2
On be arranged in a linear, also can in left and right triangle interact arrangement.Two pieces of described price fixings 7 are constituted in a cavity, cavity with Moving plate 2
Provided with two pieces, cavity is separated into central negative pressure chamber 61, left kind of room 62 and right kind of room 63 by the seed taking disc 5 provided with suction hole 51, described
Central shaft 3 be the hollow shaft provided with negative pressure ventilation pipe, hollow shaft tube wall is provided with stomata 31, also, described stomata 31 with
Central negative pressure chamber 61 is connected, and central partition plate 64 is provided with described central negative pressure chamber 61, and the central partition plate 64 is by central negative pressure
Chamber 61 is separated into left and right two chambers.The interior isolation strip 75 that the suction hole 51 of the seed taking disc 5 is arranged on price fixing 7 isolates with outer
Formed with 74 in the curved channel 77 between a curved channel 77；The described outside of seed taking disc 5 is provided with guide plate 4, guide plate 4
The guide channel 41 corresponding with the suction hole 51 on seed taking disc 5 is provided with, the guide channel 41 is connected with the sowing port 22 on Moving plate 2
Connect.Provided with a point discharge plate 42 between sowing port 22 on the guide channel 41 and Moving plate 2 of the guide plate 4, this point of discharge plate 42 is in for one
Interior side port is small, the big loudspeaker circle body of lateral port, and circle body wall is provided with and the corresponding seed distributing hole of guide channel 41 on guide plate 4
43, by the seed distributing hole 43 taken seed position when entering sowing port 22 can be made more accurate.In described seed taking disc 5
Provided with plate 53 of holding one's breath at area 54 of charging seed in the line of travel of suction hole 51 of the side of heart negative pressure cavity 61, in interior isolation strip 75 and outer isolation
Area 54 of charging seed with 74 sides is additionally provided with kind of brush 55 and seed retaining plate 52.
Embodiment 2：Reference picture 7, is the structural representation of the embodiment of the present invention 2, compared with Example 1, the present embodiment
Difference is：Described interior isolation strip 75 and outer isolation strip 74 is in described Qu Zhong areas 56 (region shown in Fig. 7 dotted lines) and charges seed
Area 54 (region shown in Fig. 7 dotted lines) place is end to end, interior isolation strip 75 is formed a zigzag shape isolation strip with outer isolation strip 74.
Embodiment 3：Reference picture 8, is the structural representation of the embodiment of the present invention 3, compared with embodiment before, this implementation
Example difference be：Two row's sowing ports 22 in the dribbling 21 of the Moving plate 2 are in interaction shape arrangement.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, some changes and improvements can also be made, these belong to the present invention
Protection domain.
Claims (10)
1. a kind of aspirated-air type high density precision drill, it is characterised in that comprising between two pieces of price fixings (7), two pieces of price fixings (7)
Moving plate (2) and central shaft (3),
Described price fixing (7) includes disk body (71), and disk body (71) is provided with seed inlet (72) and bearing block (76), disk body (71)
Inner side is provided with two semiorbicular isolation strip, i.e., interior isolation strip (75) and outer isolation strip (74), described two semiorbicular isolation
Belt body and opening of the band comprising arc, two semiorbicular isolation strip openings are interlaced, and interior isolation strip (75) are opened
Mouth is formed down Qu Zhong areas (56), and (left side) forms charge seed area (54), interior isolation strip (75) to the opening of outer isolation strip (74) forward
Seed chamber is formed with the bottom of outer isolation strip (74), a curved channel is then formed between interior isolation strip (75) and outer isolation strip (74)
(77)；
Described Moving plate (2) includes Moving plate band (21), and dribbling (21) is by left and right on the shoestring of an annular, annular shoestring
Provided with two row's sowing ports (22), a seeding nozzle (1) is equipped with each sowing port (22), described seeding nozzle (1) includes point
The both sides that the interaction of the pressing plate (12) on duckbilled (11) and pressing plate (12), adjacent seeding nozzle (1) is arranged at dibbling duckbilled (11) are planted,
Inclined kind of road (13) of ecto-entad is provided between dibbling duckbilled (11) and the sowing port (22) of Moving plate (2)；
Two pieces of described price fixings (7) are constituted in a cavity, cavity provided with two pieces of seed taking discs provided with suction hole (51) with Moving plate (2)
(5) cavity is separated into central negative pressure chamber (61), left kind of room (62) and right kind of room (63), described central shaft (3) is provided with negative
The hollow shaft of exhaust tube is pressed, hollow shaft tube wall is provided with stomata (31), also, described stomata (31) and central negative pressure chamber (61)
It is connected；
The suction hole (51) of the seed taking disc (5) is arranged at interior isolation strip (75) and outer isolation strip (74) institute shape on price fixing (7)
Into in the curved channel (77) between a curved channel (77)；
Guide plate (4) is provided with the outside of described seed taking disc (5), guide plate (4) is provided with and the suction hole (51) on seed taking disc (5)
Corresponding guide channel (41), the guide channel (41) is connected with the sowing port (22) on Moving plate (2).
2. aspirated-air type high density precision drill according to claim 1, it is characterised in that described guide plate (4)
Provided with a point discharge plate (42) between sowing port (22) on guide channel (41) and Moving plate (2), this point of discharge plate (42) is one in interior side port
Small, the big loudspeaker circle body of lateral port, circle body wall is provided with and the corresponding seed distributing hole of guide channel (41) on guide plate (4)
(43)。
3. aspirated-air type high density precision drill according to claim 1 or 2, it is characterised in that described interior isolation strip
(75) and outer isolation strip (74) are end to end in described Qu Zhong areas (56) and area of charging seed (54) place, make interior isolation strip (75) with it is outer
Isolation strip (74) forms a zigzag shape.
4. aspirated-air type high density precision drill according to claim 1 or 2, it is characterised in that provided with plate of holding one's breath (53),
At least one in brush (55) and seed retaining plate (52) is planted, described plate of holding one's breath (53) is seed taking disc (5) central negative pressure chamber (61) one
The shutter at area of charging seed (54) place in suction hole (51) line of travel of side；It is described for interior isolation strip (75) and outer isolation strip
(74) hairbrush or scraper plate in the area of charging seed (54) of side；Described seed retaining plate (52) is interior isolation strip (75) and outer isolation strip (74)
Opening at area of charging seed (54) and Qu Zhong areas (56) between division board.
5. aspirated-air type high density precision drill according to claim 3, it is characterised in that provided with plate of holding one's breath (53), plant
At least one in (55) and seed retaining plate (52) is brushed, described plate of holding one's breath (53) is seed taking disc (5) central negative pressure chamber (61) side
Suction hole (51) line of travel on area of charging seed (54) place shutter；It is described for interior isolation strip (75) and outer isolation strip (74)
The hairbrush or scraper plate in the area of charging seed (54) of side；Described seed retaining plate (52) is opened for interior isolation strip (75) and outer isolation strip (74)
The division board between area of charging seed (54) and Qu Zhong areas (56) at mouthful.
6. aspirated-air type high density precision drill as claimed in claim 1 or 2, it is characterised in that described central negative pressure chamber
(61) central partition plate (64) is provided with, central negative pressure chamber (61) is separated into left and right two chambers by the central partition plate (64).
7. aspirated-air type high density precision drill as claimed in claim 3, it is characterised in that described central negative pressure chamber (61)
In be provided with central partition plate (64), central negative pressure chamber (61) is separated into left and right two chambers by the central partition plate (64).
8. aspirated-air type high density precision drill as claimed in claim 3, it is characterised in that described central negative pressure chamber (61)
In be provided with central partition plate (64), central negative pressure chamber (61) is separated into left and right two chambers by the central partition plate (64).
9. aspirated-air type high density precision drill as claimed in claim 4, it is characterised in that described central negative pressure chamber (61)
In be provided with central partition plate (64), central negative pressure chamber (61) is separated into left and right two chambers by the central partition plate (64).
10. aspirated-air type high density precision drill as claimed in claim 5, it is characterised in that described central negative pressure chamber
(61) central partition plate (64) is provided with, central negative pressure chamber (61) is separated into left and right two chambers by the central partition plate (64).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610222418 | 2016-04-11 | ||
| CN2016102224186 | 2016-04-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106954410A true CN106954410A (en) | 2017-07-18 |
| CN106954410B CN106954410B (en) | 2023-09-05 |
Family
ID=59483908
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720351107.XU Expired - Fee Related CN206640980U (en) | 2016-04-11 | 2017-04-05 | Aspirated-air type high density precision drill |
| CN201710216476.2A Active CN106954410B (en) | 2016-04-11 | 2017-04-05 | Air suction type high-density precise hill planter |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720351107.XU Expired - Fee Related CN206640980U (en) | 2016-04-11 | 2017-04-05 | Aspirated-air type high density precision drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN206640980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111357441A (en) * | 2020-02-27 | 2020-07-03 | 山东省农业机械科学研究院 | Seed separating disc for hill-drop planter and hill-drop planter |
| CN111512751A (en) * | 2020-04-30 | 2020-08-11 | 山东省农业机械科学研究院 | Combined seed throwing device and air-aspiration type seed throwing device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206640980U (en) * | 2016-04-11 | 2017-11-17 | 新疆科神农机装备工程研究中心（有限公司） | Aspirated-air type high density precision drill |
| CN111869379B (en) * | 2020-08-07 | 2022-03-11 | 宗柱丞 | Garlic seeder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0132207A2 (en) * | 1983-07-19 | 1985-01-23 | Marcel Chauvin | Seed spacing drill unit for special crops, e.g. (open space) horticultural crops, tree nurseries |
| FR2643212A1 (en) * | 1988-04-22 | 1990-08-24 | Ribouleau Ateliers | Distributor adjusting device for a seed spacing drill |
| CN2466874Y (en) * | 2001-02-07 | 2001-12-26 | 新疆兵团农机推广中心 | Hill planter with suction device |
| CN2824535Y (en) * | 2005-05-31 | 2006-10-11 | 陈立凡 | Adjustable air-suction precision seed-sowing disk |
| CN104541694A (en) * | 2015-01-20 | 2015-04-29 | 博尔塔拉蒙古自治州乐鑫农牧机械有限公司 | Tray precision fiddle sower |
| CN206640980U (en) * | 2016-04-11 | 2017-11-17 | 新疆科神农机装备工程研究中心（有限公司） | Aspirated-air type high density precision drill |
-
2017
- 2017-04-05 CN CN201720351107.XU patent/CN206640980U/en not_active Expired - Fee Related
- 2017-04-05 CN CN201710216476.2A patent/CN106954410B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0132207A2 (en) * | 1983-07-19 | 1985-01-23 | Marcel Chauvin | Seed spacing drill unit for special crops, e.g. (open space) horticultural crops, tree nurseries |
| FR2643212A1 (en) * | 1988-04-22 | 1990-08-24 | Ribouleau Ateliers | Distributor adjusting device for a seed spacing drill |
| CN2466874Y (en) * | 2001-02-07 | 2001-12-26 | 新疆兵团农机推广中心 | Hill planter with suction device |
| CN2824535Y (en) * | 2005-05-31 | 2006-10-11 | 陈立凡 | Adjustable air-suction precision seed-sowing disk |
| CN104541694A (en) * | 2015-01-20 | 2015-04-29 | 博尔塔拉蒙古自治州乐鑫农牧机械有限公司 | Tray precision fiddle sower |
| CN206640980U (en) * | 2016-04-11 | 2017-11-17 | 新疆科神农机装备工程研究中心（有限公司） | Aspirated-air type high density precision drill |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111357441A (en) * | 2020-02-27 | 2020-07-03 | 山东省农业机械科学研究院 | Seed separating disc for hill-drop planter and hill-drop planter |
| CN111512751A (en) * | 2020-04-30 | 2020-08-11 | 山东省农业机械科学研究院 | Combined seed throwing device and air-aspiration type seed throwing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106954410B (en) | 2023-09-05 |
| CN206640980U (en) | 2017-11-17 |
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