CN108142047A - Tilting telescopic precision seeder - Google Patents
Tilting telescopic precision seeder Download PDFInfo
- Publication number
- CN108142047A CN108142047A CN201810087271.3A CN201810087271A CN108142047A CN 108142047 A CN108142047 A CN 108142047A CN 201810087271 A CN201810087271 A CN 201810087271A CN 108142047 A CN108142047 A CN 108142047A
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- Prior art keywords
- seed
- housing
- precision seeder
- type hole
- tilting
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- 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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- 238000010899 nucleation Methods 0.000 claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims abstract description 6
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000005484 gravity Effects 0.000 abstract description 6
- 235000013339 cereals Nutrition 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000009331 sowing Methods 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 244000105624 Arachis hypogaea Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 241000219146 Gossypium Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009418 agronomic effect Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 238000013340 harvest operation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 230000008121 plant development Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention belongs to agricultural machinery technological field, more particularly to a kind of tilting telescopic formula precision seeder.Total includes：Seed casting pipe traps, housing, eccentric wheel, upper set, fills plants case, spring, connecting rod etc..The present invention utilizes telescoping mechanism principle; telescoping mechanism continuously rotates; when type hole is rotated with telescoping mechanism reaches Chong Zhong areas; seed enters type hole under the promotion of inter-species lateral force, inter-species normal pressure and its own gravity; seed in type hole reaches seeding area, and fall along seed casting pipe under the protection of housing.At clear kind under the action of clear kind of hairbrush, remove extra seed and realize that simple grain fills kind；By the protection of type hole and groove during shield kind, realize without wound shield kind；Gravity and centrifugal force are utilized when charging seed.The seeding operation of a variety of seeds is suitable for by the design of the size and shape of type hole, have Precision Seeding effect is good, damage is small, simple in structure, easy to use, stability and high efficiency, the features such as adaptable, planting height is low, and seed distributing homogeneity is high.
Description
Technical field
The present invention relates to a kind of tilting telescopic precision seeders, are the devices for agricultural machinery precision drilling, belong to
Agricultural machinery technological field.
Background technology
Monoseeding as the term suggests just referring to by realizing accurate one, a cave, and ensures that spacing is consistent with seed level, real
Existing seedling is complete, the seeding technique of full stand, robust seedling.Monoseeding can save seed, remove thinning from, reduce production cost；With it is general
Broadcast and kind compare, seed seed level, the amount of broadcasting, broadcast away from etc. each link all accomplished accurate control, reduce liquid manure, sun between crop
The competitions such as light, air, it is ensured that field robust seedling improves crop yield.The technology can mitigate peasant's labor intensity, significantly carry
High operating efficiency improves seeding quality.Meanwhile be conducive to subsequent mechanization field management and harvest operation, promote production complete
The development of journey mechanization, achievees the purpose that increasing peasant income.Therefore, modern agriculture requires precise sowing more and more urgent.Especially
Be the technologies such as breeding in recent years, seed working process, agronomic culture continue to develop with it is perfect, substantially increase the germination percentage of seed
And survival rate of seedlings, precise sowing technology is made to have more reliable guarantee, so as to propose higher requirement to precise sowing.From current
Research is seen, in addition to applied to the monoseeding of the imtertilled crops such as corn and soybean, cotton, in works such as rice, peanut, wheat, vegetables
Research and application on object is also more and more.Monoseeding has become the modern main feature of seeding technique and the master of seeding technique
Want developing direction.
In Precision Seeding high-yield culture technique, precision metering device is one of key technology for realizing precise sowing, and precision seeder
It is the core component of precision drill again.The current precision seeder in China is broadly divided into two major class：Mechanical and Pneumatic type.Machinery
Formula feed mechanism for seed is with the most use at present the types such as nest eye wheel type, spoon formula, finger-clipped；Wherein nest eye wheel type precision seeder wound kind
Rate is high, and the easy broadcast leakage in actual job down on the farm of spoon formula feed mechanism for seed, finger-clipping type seed metering device workpiece is fragile, production cost
It is high.Pneumatic seeding apparatus has aspirated-air type, vapour-pressure type, air-sweeping type etc..But the problem of Pneumatic seeding apparatus one is universal is exactly cost
Height, volume is big, fragile, job insecurity etc..To solve problem above, research and design one kind can improve seed simple grain and fill kind
Rate, reduce percentage of damage, and it is simple in structure, performance is stable, reliable operation, adaptable single grain fine sowing dispenser are current lists
Grain Precision Seeding urgent problem to increasing economic efficiency, reduces production cost, accelerating the development of plant development mechanization has
Important realistic meaning.
Invention content
For deficiency of the prior art, it is contemplated that current new agricultural process requirement, it is an object of the invention to propose one kind
Tilting telescopic precision seeder, the tilting telescopic precision seeder is in seed seeding process, and simple grain rate is high, seed damage
It is small, easy to use, at low cost, adaptable, can complete to stability and high efficiency seed simple grain precise sowing.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of tilting telescopic precision seeder, including：Housing 4, bottom cover 13, telescoping mechanism, Chong Zhong areas 15 and seeding area
20；
The bottom of the housing 4 is equipped with bottom cover 13, and the housing 4 is equipped with Chong Zhong areas 15 and seeding area 20, respective
Region, which corresponds to be welded with, fills plants case 8 and seed casting pipe 1；The housing 4 is hollow cylinder, and housing 4 is internally provided with telescoping mechanism,
The telescoping mechanism includes：Above set 6,3, guide rail 18 of trapping, connecting rod 12, eccentric wheel 5 and spring 9,4 madial wall of the housing top
Equipped with guide rail 18, respectively with upper set 6, the track cooperation trapped on 3；One end of the spring 9 and trap 3 bottom contact, bullet
The other end of spring 9 is fixedly connected with bottom cover 13, it is upper set 6 be placed in trap 3 top, with trap 3 cooperations assembling, the two coordinate live
Dynamic, the upper end of the upper set 6 is connect with the lower end of connecting rod 12, and the upper end of connecting rod 12 is connect with eccentric wheel 5, the middle part of eccentric wheel 5
Camshaft 7 is welded with, camshaft 7 is driven by external mechanism；The tilting placement of feed mechanism for seed.
On the basis of said program, the top of the housing 4 is equipped with feed mechanism for seed-rack connecting seat 2, by feed mechanism for seed-
Rack connecting seat 2 and rack are hinged with the entire feed mechanism for seed of fixation.
On the basis of said program, 120 ° of the position angle interval of the Chong Zhong areas 15 and seeding area 20 on housing 4.
On the basis of said program, it is described it is upper set 6 lower part be equipped with 6 double cogs, trap 3 top be equipped with 6 height
Low tooth, the stage teeth include long tooth 21 and short tooth 22, double cog and stage teeth intermeshing, so as to the 3 generations rotation that makes to trap
With upper shifting movement.
On the basis of said program, it is described trap 3 lower end column part cylindrical surface on be evenly equipped with 12 type holes 16,
To ensure that feed mechanism for seed normally can continuously fill kind and seeding.
On the basis of said program, the radius of the type hole 16 meets the 2/3 of seed diameter, makes type hole 16 that can only fill and takes
One seed.
On the basis of said program, 4 inside of housing is equipped with groove 17, under 17 collective effect of type hole 16 and groove
Complete shield kind.
On the basis of said program, the upper set 6 and connecting rod 12 are connected by axis pin 10 and split pin 11, the bias
Wheel 5 is equipped with eccentric shaft 14, and eccentric shaft 14 and connecting rod 12 pass through pin connection.
On the basis of said program, the eccentricity of the eccentric wheel 5 and camshaft 7 is the flexible stroke of telescoping mechanism
Half.
On the basis of said program, 4 inside of housing is equipped with clear kind of hairbrush 19 at Chong Zhong areas 15, for removing
Extra seed realizes that simple grain fills kind.
The beneficial effects of the present invention are：
It fills plants case 8 and inter-species pressure is reduced by way of laterally filling kind, and then reduce seedling-damaging rate；In type hole 16, clear kind of hair
Under the cooperation of brush 19 and the groove 17 on housing 4, remove extra seed and realize that simple grain fills kind and protects kind；The tilting placement of feed mechanism for seed,
Kind and seeding can be filled by utility gravity simultaneously；Type hole 16 trap 3 outside, utilize itself rotation centrifugal force seeding；
Motion state of the type hole 16 between Chong Zhong areas 15 is lifted up while being rotation, dips seed similar to spoon, raising is filled
Kind rate；In order to improve seed-filling rate and seeding rate, by entire feed mechanism for seed slant setting, kind and seeding are filled using gravity, improves and fills
Kind rate and seeding rate reduce the height of seed planting, reduce when seed lands in the bounce in field, increase seed in field
Between the uniformity that is distributed.The tilting telescopic precision seeder of the present invention effectively provides a kind of realizes rotation simultaneously when filling kind
Movement and the device of ascending motion, can effectively improve seed-filling rate；Exclusive type hole 16 and 17 matching design perfection of groove are realized
Clear kind and shield kind.
Description of the drawings
The present invention has drawings described below：
Fig. 1 is a kind of structure diagram of tilting telescopic precision seeder of the present invention.
Fig. 2 is a kind of sectional view of tilting telescopic precision seeder of the present invention.
Fig. 3 is a kind of C-C sectional views of tilting telescopic precision seeder of the present invention.
Fig. 4 is the upper nested structure schematic diagram of the present invention.
Fig. 5 is the structure diagram of trapping of the present invention.
Fig. 6 is the shell structure schematic diagram of the present invention.
Fig. 7 is the eccentric wheel structure schematic diagram of the present invention.
Reference numeral：
1 seed casting pipe, 12 connecting rod
2 feed mechanism for seeds -13 bottom cover of rack connecting seat
3 trap 14 eccentric shafts
4 housing, 15 Chong Zhong areas
5 eccentric wheel, 16 type hole
17 grooves are covered on 6
7 camshaft, 18 guide rail
8 fill 19 clear kinds of hairbrush of plants case
9 spring, 20 seeding area
10 axis pin, 21 long tooth
11 split pin, 22 short tooth
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing.
As shown in figs. 1-7, a kind of tilting telescopic precision seeder, including：Housing 4, telescoping mechanism, fills kind at bottom cover 13
Area 15 and seeding area 20；The bottom of the housing 4 is equipped with bottom cover 13, and the housing 4 is equipped with Chong Zhong areas 15 and seeding area 20,
It corresponds to be welded in respective region and fills plants case 8 and seed casting pipe 1；The housing 4 is hollow cylinder, and housing 4, which is internally provided with, to be stretched
Contracting mechanism, the telescoping mechanism include：Above set 6,3, guide rail 18 of trapping, connecting rod 12, eccentric wheel 5 and spring 9, in the housing 4
Guide rail 18 is equipped with above side wall, respectively with upper set 6, the track cooperation trapped on 3；The top of the housing 4 is equipped with feed mechanism for seed-machine
Frame connecting seat 2, it is hinged with the entire feed mechanism for seed of fixation by feed mechanism for seed-rack connecting seat 2 and rack；Above covering 6 upper ends has connecting rod 12
Connecting hole, with set 6 and connecting rod 12 on axis pin 10 and the connection of split pin 11；There is the hole connected with eccentric wheel 5 in 12 upper end of connecting rod, partially
Eccentric shaft 14 and connecting rod 12 on heart wheel 5 pass through pin connection；The middle part of eccentric wheel 5 is welded with camshaft 7, camshaft 7 by
External mechanism driving；Eccentric wheel 5 is welded with camshaft 7, half of the eccentricity for the flexible stroke of telescoping mechanism, eccentric wheel
Axis 7 is driven to feed mechanism for seed by external mechanism and provides power.One end of spring 9 and trap 3 bottoms contact, the other end of spring 9 and
Bottom cover 13 is fixedly connected.
As shown in Figure 4 and Figure 5,6 double cogs are arranged at 6 lower part of upper set of the invention, and 6 stage teeth are arranged at 3 tops of trapping, two-sided
Tooth and stage teeth intermeshing, so as to make to trap 3 generations rotation and upper shifting movement.
As shown in fig. 6,120 ° of the position angle interval in 4 Shang Chongzhong areas 15 of housing and seeding area 20,4 inside of housing has recessed
Slot 17,4 inside of housing are equipped with clear kind of hairbrush 19 at Chong Zhong areas 15, remove extra seed.Mating groove 17 avoids damage to plant
Son.The tilting placement of feed mechanism for seed utility gravity and inter-species pressure can fill kind simultaneously；It traps 3 lower end column part its cylinder
12 type holes 16 are evenly equipped on face, using itself centrifugal force of rotation and gravity seeding, to ensure that feed mechanism for seed normally can continuously fill
Kind and seeding.The radius of type hole 16 meets the 2/3 of seed diameter, makes type hole 16 that can only fill and takes a seed.Type hole 16 is filling kind
Motion state between area 15 is lifted up while being rotation, is dipped seed similar to spoon, is improved seed-filling rate.In type hole 16
With completion shield kind under 17 collective effect of groove.
Housing 4 is hollow cylinder, and eccentric wheel 5, upper set 6,3, guide rail 18 of trapping, connecting rod 12, spring 9 collectively constitute
Continuous and adjustable mechanism, principle is identical with telescopic ball-point pen, and upper set 6 is when moving down, and promotion traps 3, traps and 3 leaves leading for housing 4
During rail 18, trapping 3 moves to minimum point, and then trap 3 under the action of stage teeth a left-handed long tooth pitch, and in spring 9
A distance is lifted up under elastic force effect until short tooth 22 and guide rail 18 contact, movement stops；Hereafter upper set 6 is in eccentric wheel 5
Drive under be raised to peak and fall to pushing to trap again and 3 move down, trap 3 when leaving the guide rail 18 of housing 4,3 movements of trapping
To minimum point, and then trap 3 under the action of stage teeth a left-handed short tooth away from trapping 3 is again introduced into guide rail 18 and in bullet
Peak is lifted up under the effect of 9 elastic force of spring；It completes to fill kind and seeding during this period.Wait to trap 3 in the case where upper set 6 pushes again
It moves down, repeats above step, complete the seeding for filling kind and a upper seed of next seed.
The content not being described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. tilting telescopic precision seeder, it is characterised in that：Including：Housing (4), bottom cover (13), telescoping mechanism, Chong Zhong areas
(15) and seeding area (20)；
The bottom of the housing (4) is equipped with bottom cover (13), and the housing (4) is equipped with Chong Zhong areas (15) and seeding area (20),
It corresponds to be welded in respective region and fills plants case (8) and seed casting pipe (1)；The housing (4) is hollow cylinder, and housing (4) is interior
Portion is equipped with telescoping mechanism, and the telescoping mechanism includes：It is upper set (6), trap (3), guide rail (18), connecting rod (12), eccentric wheel (5) and
Spring (9), housing (4) the madial wall top are equipped with guide rail (18), coordinate respectively with upper set (6), the track trapped on (3)；
One end of the spring (9) and the bottom contact of (3) of trapping, the other end of spring (9) is fixedly connected with bottom cover (13), upper set
(6) top of (3) of trapping is placed in, (3) cooperation assembles with trapping, the two Coordinating Activity, the upper end of the upper set (6) and connecting rod
(12) lower end connection, the upper end of connecting rod (12) are connect with eccentric wheel (5), and eccentric wheel is welded with camshaft in the middle part of (5)
(7), camshaft (7) is driven by external mechanism；The tilting placement of feed mechanism for seed.
2. tilting telescopic precision seeder as described in claim 1, it is characterised in that：The top of the housing (4) is equipped with
Feed mechanism for seed-rack connecting seat (2), it is hinged with the entire feed mechanism for seed of fixation by feed mechanism for seed-rack connecting seat (2) and rack.
3. tilting telescopic precision seeder as described in claim 1, it is characterised in that：The Chong Zhong areas (15) and seeding area
(20) 120 ° of the position angle interval on housing (4).
4. tilting telescopic precision seeder as described in claim 1, it is characterised in that：The lower part of the upper set (6) is equipped with 6
A double cog, trap (3) top be equipped with 6 stage teeth, the stage teeth include long tooth (21) and short tooth (22), double cog with
Stage teeth is intermeshed, and so as to make to trap, (3) generate rotation and upper shifting movement.
5. tilting telescopic precision seeder as described in claim 1, it is characterised in that：The lower end cylinder for trapping (3)
12 type holes (16) are evenly equipped on partial cylindrical surface, to ensure that feed mechanism for seed normally can continuously fill kind and seeding.
6. tilting telescopic precision seeder as claimed in claim 5, it is characterised in that：The radius of the type hole (16) meets
The 2/3 of seed diameter makes type hole (16) that can only fill and takes a seed.
7. tilting telescopic precision seeder as claimed in claim 6, it is characterised in that：It is equipped on the inside of the housing (4) recessed
Slot (17) completes shield kind under type hole (16) and groove (17) collective effect.
8. tilting telescopic precision seeder as described in claim 1, it is characterised in that：The upper set (6) and connecting rod (12)
It is connected by axis pin (10) and split pin (11), the eccentric wheel (5) is equipped with eccentric shaft (14), eccentric shaft (14) and connecting rod
(12) pass through pin connection.
9. tilting telescopic precision seeder as described in claim 1, it is characterised in that：The eccentric wheel (5) and eccentric wheel
Half of the eccentricity of axis (7) for the flexible stroke of telescoping mechanism.
10. tilting telescopic precision seeder as described in claim 1, it is characterised in that：Housing (4) inside is close to be filled
Clear kind of hairbrush (19) is equipped at kind area (15), realizes that simple grain fills kind for removing extra seed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810087271.3A CN108142047B (en) | 2018-01-30 | 2018-01-30 | Inclined telescopic precision seed sowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810087271.3A CN108142047B (en) | 2018-01-30 | 2018-01-30 | Inclined telescopic precision seed sowing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108142047A true CN108142047A (en) | 2018-06-12 |
| CN108142047B CN108142047B (en) | 2024-04-26 |
Family
ID=62459216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810087271.3A Active CN108142047B (en) | 2018-01-30 | 2018-01-30 | Inclined telescopic precision seed sowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108142047B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES286661U (en) * | 1985-05-10 | 1986-01-01 | Jimenez Ramirez Miguel | Perfected potato seeder (Machine-translation by Google Translate, not legally binding) |
| CN202873320U (en) * | 2012-11-15 | 2013-04-17 | 梁生明 | Automatic transplanter for potted seeding in dry land |
| CN104114017A (en) * | 2012-07-27 | 2014-10-22 | Ksf株式会社 | Garlic planter |
| CN204707782U (en) * | 2015-04-16 | 2015-10-21 | 刘防修 | A kind of upper bait pen fast |
| CN205454526U (en) * | 2016-01-21 | 2016-08-17 | 湖北省烟草科学研究院 | Naked kind of dibble seeding pen of tobacco |
| CN105874990A (en) * | 2014-11-15 | 2016-08-24 | 李文元 | Cam flexible-shaft set group-controlled feeding integrated device and manipulator group type rice transplanter |
| CN106171831A (en) * | 2016-07-09 | 2016-12-07 | 韩家军 | Mechanization of agriculture water-saving spray irrigation system |
| CN106304918A (en) * | 2016-08-19 | 2017-01-11 | 山东天盛机械科技股份有限公司 | Traction type full-automatic sugarcane planter |
| KR20170025577A (en) * | 2015-08-29 | 2017-03-08 | 윤영빈 | Multi-function mobile seedling implant device |
| CN206314194U (en) * | 2016-11-26 | 2017-07-11 | 浙江农林大学 | A kind of coaxial double-rod ejection type eccentric gear non-conical bevel gear planetary system wide-and narrow-row rice seedling throwing mechanism |
| CN207897370U (en) * | 2018-01-30 | 2018-09-25 | 中国农业大学 | Tilting telescopic precision seeder |
-
2018
- 2018-01-30 CN CN201810087271.3A patent/CN108142047B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES286661U (en) * | 1985-05-10 | 1986-01-01 | Jimenez Ramirez Miguel | Perfected potato seeder (Machine-translation by Google Translate, not legally binding) |
| CN104114017A (en) * | 2012-07-27 | 2014-10-22 | Ksf株式会社 | Garlic planter |
| CN202873320U (en) * | 2012-11-15 | 2013-04-17 | 梁生明 | Automatic transplanter for potted seeding in dry land |
| CN105874990A (en) * | 2014-11-15 | 2016-08-24 | 李文元 | Cam flexible-shaft set group-controlled feeding integrated device and manipulator group type rice transplanter |
| CN204707782U (en) * | 2015-04-16 | 2015-10-21 | 刘防修 | A kind of upper bait pen fast |
| KR20170025577A (en) * | 2015-08-29 | 2017-03-08 | 윤영빈 | Multi-function mobile seedling implant device |
| CN205454526U (en) * | 2016-01-21 | 2016-08-17 | 湖北省烟草科学研究院 | Naked kind of dibble seeding pen of tobacco |
| CN106171831A (en) * | 2016-07-09 | 2016-12-07 | 韩家军 | Mechanization of agriculture water-saving spray irrigation system |
| CN106304918A (en) * | 2016-08-19 | 2017-01-11 | 山东天盛机械科技股份有限公司 | Traction type full-automatic sugarcane planter |
| CN206314194U (en) * | 2016-11-26 | 2017-07-11 | 浙江农林大学 | A kind of coaxial double-rod ejection type eccentric gear non-conical bevel gear planetary system wide-and narrow-row rice seedling throwing mechanism |
| CN207897370U (en) * | 2018-01-30 | 2018-09-25 | 中国农业大学 | Tilting telescopic precision seeder |
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| Publication number | Publication date |
|---|---|
| CN108142047B (en) | 2024-04-26 |
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