CN104938101A - Seeding device with eccentric cam push rods arranged internally and seeder - Google Patents
Seeding device with eccentric cam push rods arranged internally and seeder Download PDFInfo
- Publication number
- CN104938101A CN104938101A CN201510348640.6A CN201510348640A CN104938101A CN 104938101 A CN104938101 A CN 104938101A CN 201510348640 A CN201510348640 A CN 201510348640A CN 104938101 A CN104938101 A CN 104938101A
- Authority
- CN
- China
- Prior art keywords
- eccentric wheel
- wheel
- runner
- push
- eccentric
- 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.)
- Pending
Links
Abstract
The invention discloses a seeding device with eccentric cam push rods arranged internally and a seeder and belongs to the technical field of agricultural machine seeding. The seeding device comprises a sowing shaft, an eccentric wheel and a rotating wheel. The eccentric wheel and the rotating wheel are sequentially installed on the sowing shaft in a sleeving mode. The outer diameter of the rotating wheel is larger than the width of the eccentric wheel. The distance from the bottom of the eccentric wheel to the geometric center of the eccentric wheel is larger than that from the top of the eccentric wheel to the geometric center of the eccentric wheel. A shell, the eccentric wheel and the rotating wheel form a storage cavity. An inner cavity of the rotating wheel is internally provided with a plurality of mold holes arranged in a uniform circle division mode with the center of the rotating wheel as the circle center. The mold holes penetrate through the outer wall of the rotating wheel. Each mold hole is provided with a corresponding elastic push rod assembly. One ends of the push rod assemblies extend into the mold holes, and the other ends of the push rod assemblies point to the eccentric wheel and make contact with the outer wall of the eccentric wheel. Seeding and fertilizing power of the seeder comes from land wheels, which is beneficial for seeding and fertilizing uniformity in this way; gear meshing is adopted in a chain transmission mechanism, and a plurality of pairs of gears are meshed to ensure the adjustability of the seeding amount and the fertilizing amount.
Description
Technical field
The invention belongs to agricultural machinery seeding technique field, especially built-in with one eccentric cam push-down seeding apparatus and sower relevant.
Background technology
In recent years, along with the development of new agricultural technology and the progress of tillage method, the tight seeding technique of China has had development at full speed.The function of sower is with certain amount of broadcasting or strain point distance, it is sown into equably the kind ditch of certain depth, coated with appropriate thin wet soil, also can execute seed manure simultaneously, sometimes also spray insecticide and weed killer herbicide, for seed sprouting provides good condition, to reach stable high yield.Nanjing agriculture mechanization research institute utilizes Japan's P600 four wheel drive chassis, the 2BZ-6 type rape direct seeder that paddy rice tooth kind seed-sowing machine basis is improved.This Special precision sower developed, the seedling dish of dialling that being applicable to comes out touches greatly is sowed, advanced in performance, but can not be applicable to seeding operation between large-area Rapeseed Field.The research aspect of colleges and universities, up to now, Chinese scholar has almost dabbled seeding unit forms all in the world, as external recessing, centrifugal feed, inner side capsule kind formula seeding unit, various disc type seeding unit, air-sucking type, vapour-pressure type, blowing-type metering device etc., and there is China's original creation Cell wheel feed of characteristic, line disc type seeding unit, cone disk type precision seeder obtain extensive application.But existing sower performance imperfection, seeding quality need to be improved further.The rape seeding machine special due to China is also little, the most of seeding machinary used at present is not owing to being fully attached to the characteristics such as rape seed grain is little and rapeseed plants is tall and big, branch ability is strong, although the requirement of some aspect of rape seed can be met, but whole requirements of rape seed can not be met, cause seeding quality also to treat further raising.Meanwhile, rape production mechanization sowing supporting technology imperfection, achievements conversion is slow.For above-mentioned defect, patent applicant of the present invention has researched and developed a kind of built-in eccentric cam push-down seeding apparatus and sower.Namely create a kind of new seeding system difficult for solving rape seed fertilizer, easily the problem such as stifled, thus reach the mechanical efficiency of the total height of machinery and the high reliability of local sowing mechanism.
Summary of the invention
Object of the present invention is intended to overcome the defects such as the rape seed of existing sower existence easily blocks up, and fertilizer is difficult, provides a kind of high mechanical efficiency, highly reliable seeding apparatus and sower.
For this reason, the present invention is by the following technical solutions: built-in eccentric cam push-down seeding apparatus, described seeding apparatus comprises feed shaft, eccentric wheel and runner, described eccentric wheel and runner are set on feed shaft successively, the outside of eccentric wheel and runner is wrapped up by shell, described eccentric wheel sidepiece and shell are fixed, and the top of shell arranges inoculating hood, and the bottom of shell arranges discharging tube;
The external diameter of described runner is greater than described eccentric width, the distance of eccentric wheel top to eccentric wheel geometric center is greater than to the distance of eccentric wheel geometric center bottom eccentric wheel, the interior cavity wall of described shell and the sidewall of described eccentric outer wall and described runner form the storage cavity of stored seed, multiple nibs taking roller centre as center of circle circumference equal dividing and arrange is provided with in the madial wall of described runner cavities, nibs and described runner outer wall through, what each nibs is arranged correspondence has flexible push-rod assembly, one end of push-rod assembly is stretched in described nibs, eccentric wheel outer wall described in the other end of push-rod assembly points to is also inconsistent with described eccentric wheel outer wall,
As to technique scheme supplement and perfect, the present invention also comprises following technical characteristic.
Described push-rod assembly comprises push rod and is separately positioned on the spring of push rod both sides, and push rod has the step surface against described spring, spring one end is fixed on the inwall of runner, and the other end of spring is fixed on the step surface of described push rod.
Described push rod one end is stretched in described nibs, and the other end and the described eccentric wheel of push rod are conflicted, push rod one end shape spherical in shape of conflicting with described eccentric wheel.
Described feed shaft is driven by sprocket wheel and rotates, and sprocket wheel is set on feed shaft.
The cross section of described runner is in " work " font, and described nibs is arranged on the upper semisection of " work " font runner.
Described runner and sprocket wheel are all connected by flat key, keyway and feed shaft.
The described inoculating hood top side of being body, four sides, bottom is inclined ramp, and the inclination angle of this inclined ramp is greater than 27.1 °.
As preferably, the inclination angle of inclined ramp is 30 °.
A kind of sower, comprise described built-in eccentric cam push-down seeding apparatus, fertilizer distributor, two land wheels, land axle, middle variable-speed shaft and intermediate propeller shafts, two land wheels install the driving mechanism forming sower by land axle, middle variable-speed shaft and described land axle is arranged in parallel is threaded onto on described land wheel, described intermediate propeller shaft is connected with described fertilizer distributor side by side by chain-drive mechanism, and intermediate propeller shaft connects the fertilizer expelling shaft on the feed shaft of described seeding apparatus and fertilizer distributor respectively by chain-drive mechanism.The machine sowing and fertilising power resources are in land wheel, be conducive to the uniformity sowed and apply fertilizer, land wheel turns round under the traction of tractor, by Chain conveyer, rotation is delivered to middle variable-speed shaft, band moving axis rotates with intermediate propeller shaft meshed gears, thus driving intermediate propeller shaft to rotate, power reaches on fertilizer expelling shaft and feed shaft by Chain conveyer by intermediate propeller shaft respectively, drives seeding and fertilizer operation.
Described fertilizer distributor is outer groove-wheel fertilizer structure, and outer groove-wheel is driven by described fertilizer expelling shaft and rotates, and when outer groove-wheel rotates, fertilizer is successively full to rotate in groove thereupon, and fertilizer discharges (pressure layer) through defertilizing opening under the pressure of fertilizer race tooth promotes.Frictional force between the fertilizer utilization fertilizer being simultaneously in sheave outer rim and groove tooth spur are impacted the discontinuity of fertilizer, and taken out of with lower speed, this layer of fertilizer is called as drive layer.The fertilizer beyond layer is driven to be called as quiescent layer.So it is the summation of forcing layer and driving layer that outer groove-wheel fertilizer apparatus often turns discharge capacity.
Described land wheel is provided with and hangs mud plate, strike off the clay on wheel rim, reduce skidding when land wheel walking.
Use the present invention can reach following beneficial effect: seeding apparatus amount of seed metering of the present invention is stablized, under various different condition of work, as ground have the gradient, machine operation speed changes, seed amount changes in seed-box time, amount of seed metering should be stablized constant, seeding apparatus does not damage seed, and have that structure is simple, easy to adjust, the scope of application is wide, can adapt to the feature such as high-speed job, practicality.
Planting with sowing machine of the present invention and fertilising power resources, in land wheel, are conducive to the uniformity sowed and apply fertilizer like this; Chain-drive mechanism adopts gears meshing, and the engagement of multipair gear ensure that seeding quantity, the adjustability of defertilizing amount, adapts to seeding fertilizer situations different in agricultural.Simultaneously the fertilising of mechanization seed manure carries out with sowing, once completes sowing and fertilising operation by seeding fertilization multiple working.Fertilization mode is based on row replacement, and fertilizer placement mostly is the mode of location deep placement and normotopia deep placement, can ensure not burn kind.
Accompanying drawing explanation
Fig. 1 is the structural representation of seeding apparatus of the present invention.
Fig. 2 is A-A place cross-sectional schematic in Fig. 1.
Fig. 3 is the structural representation of sower of the present invention.
Fig. 4 is the structural representation of fertilizer distributor.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
As shown in Figure 1 to 4, sower comprises built-in eccentric cam push-down seeding apparatus, fertilizer distributor, two land wheels 11, land axle 12, middle variable-speed shaft 13 and intermediate propeller shafts 14, two land wheels 11 install the driving mechanism forming sower by land axle 12, middle variable-speed shaft 13 is arranged in parallel and be threaded onto on land wheel 11 with land axle 12, intermediate propeller shaft 14 is connected with fertilizer distributor side by side by chain-drive mechanism, and intermediate propeller shaft 14 connects the fertilizer expelling shaft 15 on the feed shaft 1 of seeding apparatus and fertilizer distributor respectively by chain-drive mechanism.The machine sowing and fertilising power resources are in land wheel 11, be conducive to the uniformity sowed and apply fertilizer, land wheel 11 turns round under the traction of tractor, by Chain conveyer, rotation is delivered to middle variable-speed shaft 13, band moving axis rotates with intermediate propeller shaft 14 meshed gears, thus driving intermediate propeller shaft 14 to rotate, power reaches on fertilizer expelling shaft and feed shaft 1 by Chain conveyer by intermediate propeller shaft 14 respectively, drives seeding and fertilizer operation.
Built-in eccentric cam push-down seeding apparatus comprises feed shaft 1, eccentric wheel 2 and runner 3, eccentric wheel 2 and runner 3 are set on feed shaft 1 successively, the outside of eccentric wheel 2 and runner 3 is wrapped up by shell 4, eccentric wheel 2 sidepiece and shell 4 are fixed, the top of shell 4 arranges inoculating hood 5, and the bottom of shell 4 arranges discharging tube 10.
The external diameter of runner 3 is greater than the width of eccentric wheel 2, the distance of eccentric wheel 2 top to eccentric wheel 2 geometric center is greater than to the distance of eccentric wheel 2 geometric center bottom eccentric wheel 2, the sidewall of the interior cavity wall of shell 4 and the outer wall of eccentric wheel 2 and runner 3 forms the storage cavity of stored seed, multiple nibs 7 arranged for center of circle circumference equal dividing with runner 3 center is provided with in the madial wall of runner 3 inner chamber, nibs 7 is through with runner 3 outer wall, what each nibs 7 is arranged correspondence has flexible push-rod assembly, one end of push-rod assembly is stretched in nibs 7, the other end of push-rod assembly points to eccentric wheel 2 outer wall and inconsistent with eccentric wheel 2 outer wall.
Preferably, push-rod assembly comprises push rod 6 and is separately positioned on the spring 9 of push rod 6 both sides, and push rod 6 has the step surface against spring 9, spring 9 one end is fixed on the inwall of runner 3, and the other end of spring 9 is fixed on the step surface of push rod 6.
Further, push rod 6 one end is stretched in nibs 7, and the other end and the eccentric wheel 2 of push rod 6 are conflicted, push rod 6 one end shape spherical in shape of conflicting with eccentric wheel 2.
Further, feed shaft 1 is driven by sprocket wheel 8 and rotates, and sprocket wheel 8 is set on feed shaft 1.
Further, the cross section of runner 3 is in " work " font, and nibs 7 is arranged on the upper semisection of " work " font runner 3.
Further, runner 3 and sprocket wheel 8 are all connected by flat key, keyway and feed shaft.
Preferably, the inoculating hood 5 top side of being body, four sides, bottom is inclined ramp, and the inclination angle of this inclined ramp is greater than 27.1 °.As preferably, inclination angle is 30 °.
The operation principle of built-in eccentric cam push-down seeding apparatus: feed shaft 1 rotates, the runner 3 on feed shaft 1 is driven to rotate, push rod 6 is fixed on runner 3 by spring 9, push rod 6 spheric end withstands on eccentric wheel 2, and eccentric wheel 2 is enclosed within feed shaft 1 and is bolted on shell 4, when push rod 6 forwards eccentric wheel 2 top and proximal part to, push rod 6 makes push rod 6 be close to eccentric wheel 2 under the tension force effect of spring 9, push rod 6 sinks, and exposes nibs 7, and seed enters in nibs 7; Push rod 6 forwards eccentric wheel 2 bottom to (namely during distal end, owing to being greater than the distance of eccentric wheel 2 top to eccentric wheel 2 geometric center to the distance of eccentric wheel 2 geometric center bottom eccentric wheel 2, push rod 6 is ejected by eccentric wheel 2, the seed of nibs 7 is discharged simultaneously, thus reach the uniform effect of seeding, and can continuous uniform sowing, the interior equilibrium of being expert at of each seeding unit amount of broadcasting is consistent.
Further, fertilizer distributor is outer groove-wheel fertilizer structure, and outer groove-wheel is driven by fertilizer expelling shaft and rotates, and when outer groove-wheel rotates, fertilizer is successively full to rotate in groove thereupon, and fertilizer is discharged through defertilizing opening and forced layer under the pressure of fertilizer race tooth promotes.Frictional force between the fertilizer utilization fertilizer being simultaneously in sheave outer rim and groove tooth spur are impacted the discontinuity of fertilizer, and taken out of with lower speed, this layer of fertilizer is called as drive layer.The fertilizer beyond layer is driven to be called as quiescent layer.So it is the summation of forcing layer and driving layer that outer groove-wheel fertilizer apparatus often turns discharge capacity.
Further, land wheel 11 is provided with and hangs mud plate, strike off the clay on wheel rim, reduce skidding when land wheel walking.
Seeding apparatus amount of seed metering of the present invention is stablized, under various different condition of work, as ground have the gradient, machine operation speed changes, seed amount changes in seed-box time, amount of seed metering should be stablized constant, seeding apparatus does not damage seed, and have that structure is simple, easy to adjust, the scope of application is wide, can adapt to the feature such as high-speed job, practicality.
Planting with sowing machine of the present invention and fertilising power resources, in land wheel, are conducive to the uniformity sowed and apply fertilizer like this; Chain-drive mechanism adopts gears meshing, and the engagement of multipair gear ensure that seeding quantity, the adjustability of defertilizing amount, adapts to seeding fertilizer situations different in agricultural.Simultaneously the fertilising of mechanization seed manure carries out with sowing, once completes sowing and fertilising operation by seeding fertilization multiple working.Fertilization mode is based on row replacement, and fertilizer placement mostly is the mode of location deep placement and normotopia deep placement, can ensure not burn kind.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (10)
1. built-in eccentric cam push-down seeding apparatus, it is characterized in that: described seeding apparatus comprises feed shaft (1), eccentric wheel (2) and runner (3), described eccentric wheel (2) and runner (3) are set on described feed shaft (1) successively, the outside of eccentric wheel (2) and runner (3) is by shell (4) parcel, described eccentric wheel (2) sidepiece and shell (4) are fixed, the top of shell (4) arranges inoculating hood (5), and the bottom of shell (4) arranges discharging tube (10);
The external diameter of described runner (3) is greater than the width of described eccentric wheel (2), eccentric wheel (2) bottom is greater than the distance of eccentric wheel (2) top to eccentric wheel (2) geometric center to the distance of eccentric wheel (2) geometric center, the sidewall of the interior cavity wall of described shell (4) and the outer wall of described eccentric wheel (2) and described runner (3) forms the storage cavity of stored seed, being provided with multiple in the madial wall of described runner (3) inner chamber is the nibs (7) that center of circle circumference equal dividing arranges with runner (3) center, nibs (7) is through with described runner (3) outer wall, what each nibs (7) is arranged correspondence has flexible push-rod assembly, one end of push-rod assembly is stretched in described nibs (7), eccentric wheel (2) outer wall described in the other end of push-rod assembly points to is also inconsistent with described eccentric wheel (2) outer wall.
2. built-in eccentric cam push-down seeding apparatus according to claim 1, it is characterized in that: described push-rod assembly comprises push rod (6) and is separately positioned on the spring (9) of push rod (6) both sides, push rod (6) has the step surface against described spring (9), spring (9) one end is fixed on the inwall of runner (3), and the other end of spring (9) is fixed on the step surface of described push rod (6).
3. built-in eccentric cam push-down seeding apparatus according to claim 2, it is characterized in that: described push rod (6) one end is stretched in described nibs (7), the other end and the described eccentric wheel (2) of push rod (6) are conflicted, push rod (6) one end shape spherical in shape of conflicting with described eccentric wheel (2).
4. built-in eccentric cam push-down seeding apparatus according to claim 3, is characterized in that: described feed shaft (1) is driven by sprocket wheel (8) and rotates, and sprocket wheel (8) is set on feed shaft (1).
5. built-in eccentric cam push-down seeding apparatus according to claim 4, is characterized in that: the cross section of described runner (3) is in " work " font, and described nibs (7) is arranged on the upper semisection of " work " font runner (3).
6. built-in eccentric cam push-down seeding apparatus according to claim 5, is characterized in that: described runner (3) and sprocket wheel (8) all pass through flat key, keyway and feed shaft (1) and be connected.
7. the built-in eccentric cam push-down seeding apparatus according to claim 1 or 6, is characterized in that: described inoculating hood (5) the top side of being body, and four sides, bottom is inclined ramp, and the inclination angle of this inclined ramp is greater than 27.1 °.
8. a sower, it is characterized in that: comprise seeding apparatus as claimed in claim 1, fertilizer distributor, two land wheels (11), land axle (12), middle variable-speed shaft (13) and intermediate propeller shaft (14), two land wheels (11) install the driving mechanism forming sower by land axle (12), middle variable-speed shaft (13) is arranged in parallel and be threaded onto on described land wheel (11) with described land axle (12), described intermediate propeller shaft (14) is connected with described fertilizer distributor side by side by chain-drive mechanism, intermediate propeller shaft (14) connects the fertilizer expelling shaft (15) on the feed shaft (1) of described seeding apparatus and fertilizer distributor respectively by chain-drive mechanism.
9. a kind of sower according to claim 8, is characterized in that: described fertilizer distributor is outer groove-wheel fertilizer structure.
10. a kind of sower according to claim 9, is characterized in that: described land wheel (11) is provided with and hangs mud plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510348640.6A CN104938101A (en) | 2015-06-23 | 2015-06-23 | Seeding device with eccentric cam push rods arranged internally and seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510348640.6A CN104938101A (en) | 2015-06-23 | 2015-06-23 | Seeding device with eccentric cam push rods arranged internally and seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104938101A true CN104938101A (en) | 2015-09-30 |
Family
ID=54153648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510348640.6A Pending CN104938101A (en) | 2015-06-23 | 2015-06-23 | Seeding device with eccentric cam push rods arranged internally and seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104938101A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105409412A (en) * | 2015-12-12 | 2016-03-23 | 沈阳农业大学 | Ejecting type fertilizer applying device |
| CN106171217A (en) * | 2016-09-09 | 2016-12-07 | 李廷颜 | Rice transplanter synchronizes essence amount and deeply puts fertilizer apparatus |
| CN106342455A (en) * | 2016-10-26 | 2017-01-25 | 河南农业大学 | Compensating type seed omitted-sowing detection device |
| CN107155467A (en) * | 2017-06-27 | 2017-09-15 | 吴之旺 | Seeder |
| CN108243677A (en) * | 2018-01-11 | 2018-07-06 | 中国农业大学 | A kind of seeding cleaning mechanism for beating cave seeding wheel |
| CN108271478A (en) * | 2017-12-20 | 2018-07-13 | 艾比布·阿不拉 | A kind of accurate general sead feeder of modularization |
| CN109220096A (en) * | 2018-11-16 | 2019-01-18 | 徐孝铨 | A kind of agricultural screening seeding apparatus |
| CN110447356A (en) * | 2019-09-13 | 2019-11-15 | 西北农林科技大学 | Subsphaeroidal seed sound bucket shovel high speed precise seeder |
| CN110915383A (en) * | 2019-12-25 | 2020-03-27 | 西北农林科技大学 | Forced seeding apparatus with deformed holes |
| CN111903299A (en) * | 2020-08-24 | 2020-11-10 | 东北农业大学 | Disk push-out type electric fertilizer distributor with adjustable fertilizing amount |
| CN111990027A (en) * | 2020-09-01 | 2020-11-27 | 扬州大学 | Seeding quantity adjustable spiral bevel gear seed metering device |
| CN112352505A (en) * | 2020-11-11 | 2021-02-12 | 温州鑫锐翔科技有限公司 | Small-sized automatic fertilizing device |
| CN114271073A (en) * | 2022-01-04 | 2022-04-05 | 许昌市农业技术推广站 | Integrative seeder of fertile suppression of wheat seed |
| CN115039542A (en) * | 2022-07-04 | 2022-09-13 | 曹颖镒 | Automatic seed sowing device and method for agricultural planting |
| CN115968616A (en) * | 2023-02-20 | 2023-04-18 | 四川省农业机械研究设计院 | Adjustable bucket wheel assembly and bucket wheel type seed sowing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2048724C1 (en) * | 1991-04-01 | 1995-11-27 | Акционерное общество открытого типа "АВИ С" | Sowing apparatus |
| CN2563901Y (en) * | 2002-09-05 | 2003-08-06 | 董连富 | Seeding apparatus |
| CN101530030A (en) * | 2009-04-10 | 2009-09-16 | 江苏大学 | Permanent-magnet magnetic-attraction precision seeding device |
| CN201422249Y (en) * | 2009-05-13 | 2010-03-17 | 山东理工大学 | Variable cell depth type precision seeding device |
| CN102763509A (en) * | 2012-08-04 | 2012-11-07 | 甘肃农业大学 | Small hard seed stepless precision drill |
| CN103444317A (en) * | 2013-08-16 | 2013-12-18 | 杨彬 | Coarse cereal seeding machine for no-tillage seeding |
-
2015
- 2015-06-23 CN CN201510348640.6A patent/CN104938101A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2048724C1 (en) * | 1991-04-01 | 1995-11-27 | Акционерное общество открытого типа "АВИ С" | Sowing apparatus |
| CN2563901Y (en) * | 2002-09-05 | 2003-08-06 | 董连富 | Seeding apparatus |
| CN101530030A (en) * | 2009-04-10 | 2009-09-16 | 江苏大学 | Permanent-magnet magnetic-attraction precision seeding device |
| CN201422249Y (en) * | 2009-05-13 | 2010-03-17 | 山东理工大学 | Variable cell depth type precision seeding device |
| CN102763509A (en) * | 2012-08-04 | 2012-11-07 | 甘肃农业大学 | Small hard seed stepless precision drill |
| CN103444317A (en) * | 2013-08-16 | 2013-12-18 | 杨彬 | Coarse cereal seeding machine for no-tillage seeding |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105409412B (en) * | 2015-12-12 | 2017-11-03 | 沈阳农业大学 | Ejection type fertilizer apparatus |
| CN105409412A (en) * | 2015-12-12 | 2016-03-23 | 沈阳农业大学 | Ejecting type fertilizer applying device |
| CN106171217A (en) * | 2016-09-09 | 2016-12-07 | 李廷颜 | Rice transplanter synchronizes essence amount and deeply puts fertilizer apparatus |
| CN106342455A (en) * | 2016-10-26 | 2017-01-25 | 河南农业大学 | Compensating type seed omitted-sowing detection device |
| CN107155467A (en) * | 2017-06-27 | 2017-09-15 | 吴之旺 | Seeder |
| CN108271478A (en) * | 2017-12-20 | 2018-07-13 | 艾比布·阿不拉 | A kind of accurate general sead feeder of modularization |
| CN108243677B (en) * | 2018-01-11 | 2024-03-15 | 中国农业大学 | Seed metering cleaning mechanism of hole digging sowing wheel |
| CN108243677A (en) * | 2018-01-11 | 2018-07-06 | 中国农业大学 | A kind of seeding cleaning mechanism for beating cave seeding wheel |
| CN109220096A (en) * | 2018-11-16 | 2019-01-18 | 徐孝铨 | A kind of agricultural screening seeding apparatus |
| CN110447356A (en) * | 2019-09-13 | 2019-11-15 | 西北农林科技大学 | Subsphaeroidal seed sound bucket shovel high speed precise seeder |
| CN110915383A (en) * | 2019-12-25 | 2020-03-27 | 西北农林科技大学 | Forced seeding apparatus with deformed holes |
| CN111903299A (en) * | 2020-08-24 | 2020-11-10 | 东北农业大学 | Disk push-out type electric fertilizer distributor with adjustable fertilizing amount |
| CN111990027A (en) * | 2020-09-01 | 2020-11-27 | 扬州大学 | Seeding quantity adjustable spiral bevel gear seed metering device |
| CN112352505A (en) * | 2020-11-11 | 2021-02-12 | 温州鑫锐翔科技有限公司 | Small-sized automatic fertilizing device |
| CN114271073A (en) * | 2022-01-04 | 2022-04-05 | 许昌市农业技术推广站 | Integrative seeder of fertile suppression of wheat seed |
| CN114271073B (en) * | 2022-01-04 | 2023-05-23 | 许昌市农业技术推广站 | Wheat seed manure suppression all-in-one seeder |
| CN115039542A (en) * | 2022-07-04 | 2022-09-13 | 曹颖镒 | Automatic seed sowing device and method for agricultural planting |
| CN115039542B (en) * | 2022-07-04 | 2024-02-09 | 海南大同岭农业科技发展有限公司 | Automatic seed sowing device and seed sowing method for agricultural planting |
| CN115968616A (en) * | 2023-02-20 | 2023-04-18 | 四川省农业机械研究设计院 | Adjustable bucket wheel assembly and bucket wheel type seed sowing device |
| CN115968616B (en) * | 2023-02-20 | 2024-02-13 | 四川省农业机械科学研究院 | Adjustable bucket wheel assembly and bucket wheel type seed metering device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104938101A (en) | Seeding device with eccentric cam push rods arranged internally and seeder | |
| CN202364558U (en) | Film-covering precision seeder | |
| CN107750490A (en) | A kind of site preparation is the same as position profiling cotton single grain fine sowing overlay film combine | |
| CN207543554U (en) | A kind of corn drill | |
| CN104472078B (en) | A kind of rice precision water gaging seed-sowing machine | |
| CN2922421Y (en) | Air suction-type automatic sowing device | |
| CN213548311U (en) | Dibble seeding device for corn community | |
| CN207573859U (en) | A kind of site preparation is the same as position profiling cotton single grain fine sowing overlay film combine | |
| CN201612014U (en) | Novel corn planter | |
| CN103636320B (en) | Chinese sorghum essence amount furrow seeder | |
| CN203633102U (en) | Precise furrowing seeder of broomcorn | |
| CN201781757U (en) | Cotton seed precision planter | |
| CN107347282B (en) | Multifunctional wheat and rice efficient sowing all-in-one machine | |
| CN207354850U (en) | A kind of rice hill planter | |
| CN203775658U (en) | Multi-use small-grain crop planter | |
| CN110506473A (en) | A kind of transmission mechanism, seeding apparatus and type of seeding | |
| CN205567037U (en) | Novel corn drill of wheeled tractor | |
| CN106612780A (en) | Special field quantitative seed-sowing vehicle | |
| CN103444321A (en) | Spacing seeder | |
| CN102144445A (en) | Potato planter | |
| CN207820516U (en) | A kind of rice seeder | |
| CN201905027U (en) | Potato seeder | |
| CN105144933A (en) | Spiral hole networked seed-metering wheel | |
| CN205161067U (en) | Peanut seeder | |
| CN105612877A (en) | Precision millet seeding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150930 |