CN113785681A - Air-suction type precision corn no-tillage planter - Google Patents

Air-suction type precision corn no-tillage planter Download PDF

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Publication number
CN113785681A
CN113785681A CN202111120130.5A CN202111120130A CN113785681A CN 113785681 A CN113785681 A CN 113785681A CN 202111120130 A CN202111120130 A CN 202111120130A CN 113785681 A CN113785681 A CN 113785681A
Authority
CN
China
Prior art keywords
furrow opener
seed
sowing
air
seeding
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
Application number
CN202111120130.5A
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Chinese (zh)
Inventor
王浩
刘俊山
刘忠义
王凤成
李连金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Haosong Agricultural Technology Dalian Group Co ltd
Original Assignee
Haosong Agricultural Technology Dalian Group Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Haosong Agricultural Technology Dalian Group Co ltd filed Critical Haosong Agricultural Technology Dalian Group Co ltd
Priority to CN202111120130.5A priority Critical patent/CN113785681A/en
Publication of CN113785681A publication Critical patent/CN113785681A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C7/00Sowing
    • A01C7/18Machines for depositing quantities of seed at intervals
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C5/00Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06Machines for making or covering drills or furrows for sowing or planting
    • A01C5/062Devices for making drills or furrows
    • A01C5/064Devices for making drills or furrows with rotating tools
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C5/00Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06Machines for making or covering drills or furrows for sowing or planting
    • A01C5/066Devices for covering drills or furrows
    • A01C5/068Furrow packing devices, e.g. press wheels

Abstract

The invention discloses an air-aspiration type precision corn no-tillage planter, which comprises a frame; a seeding unit is arranged on the frame; the seeding unit consists of a parallel four-bar mechanism, a corrugated stubble cutting disc, a fertilizing furrow opener, a seeding furrow opener, a profiling depth-limiting wheel, a press wheel and a seed sowing device; the parallel four-bar linkage is arranged at the front end above the rack; the corrugated stubble cutting disc is arranged at the front end below the rack; the sowing furrow opener is provided with double disks which are symmetrical left and right; two profiling depth limiting wheels are arranged and are positioned at the outer side of the sowing furrow opener; the seeding device is arranged above the frame and is positioned at the rear side of the parallel four-bar linkage mechanism; the seed sowing device is provided with a seed box, and the lower outlet of the seed sowing device is provided with a seed guiding pipe. The invention has the beneficial effects that: during operation, the soil disturbance is less, and the quality requirement of high-speed precision seeding can be met; the large ridge and double row, one hole and multiple plants are sowed in unequal intervals, the seedling protection number of the crops is increased, and the ventilation and light transmittance are improved, so that the harvest yield is improved, and the method is suitable for protective farming and sowing operation.

Description

Air-suction type precision corn no-tillage planter
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to an air-aspiration type precision corn no-tillage planter.
Background
The air-suction seeder is a seeder which can realize precision seeding by sucking seeds by negative pressure, and compared with a mechanical seeder, the air-suction seeder has stronger technical performance. When the air-suction type seeder works, a negative pressure is generated by the high-speed fan and is transmitted to the vacuum chamber of the seed discharging monomer. When the seed plate rotates, the seeds are adsorbed under the negative pressure of the vacuum chamber and rotate along with the seed plate. When the seeds are transferred out of the vacuum chamber, the seeds are not subjected to negative pressure, and fall into the groove under the action of the seed scraper or the dead weight, the working quality of the seeds can be evaluated by the void fraction and the reseeding rate, and the main influencing factors comprise the vacuum degree, the shape of the suction hole, the size of the seeds, the structure and the adjustment of the seed scraper and the like.
Aiming at the specific agronomic requirements of no-tillage seeding of corn, and according to the problems of seeding density, ventilation, light permeability and the like of planting, the necessary condition for popularizing the planting mode is to develop a seeding machine matched with the planting mode.
Disclosure of Invention
In order to solve the existing problems, the invention provides an air-aspiration type precision corn no-tillage planter. The invention is realized by the following technical scheme.
An air-aspiration type precision corn no-tillage planter comprises a frame;
a seeding unit is arranged on the frame; the seeding unit consists of a parallel four-bar linkage mechanism, a corrugated stubble cutting disc, a fertilizing furrow opener, a seeding furrow opener, a profiling depth-limiting wheel, a press wheel and a seed sowing device;
the parallel four-bar linkage mechanism is arranged at the front end above the rack; the corrugated stubble cutting disc is arranged at the front end below the rack; the rear side of the corrugated stubble cutting disc is sequentially provided with the fertilizing furrow opener, the sowing furrow opener, the profiling depth limiting wheel and the press wheel; the sowing furrow opener is provided with double disks which are symmetrical left and right; two profiling depth limiting wheels are arranged and are positioned on the outer side of the sowing furrow opener; the seed sowing device is arranged above the rack and is positioned at the rear side of the parallel four-bar linkage mechanism; the seed sowing device is provided with a seed box, and the lower outlet of the seed sowing device is provided with a seed guiding pipe.
Furthermore, the profiling depth wheel adopts an integrally closed type spoke.
Furthermore, the press wheel is a V-shaped soil covering press wheel.
Furthermore, a sowing depth adjusting handle is arranged at the rear end of the rack and above the profiling depth limiting wheel.
Furthermore, the air-aspiration type precision corn no-tillage planter has six operating lines, the line spacing is 400-700 mm, and the plant spacing is 200-650 mm.
The invention has the beneficial effects that: the invention has novel design and reasonable structure, and during operation, the soil disturbance is less, and the quality requirement of high-speed precision seeding can be met; the large ridges and the double rows have one hole and multiple plants, and the seeding is carried out at unequal intervals, so that the seedling protection number of the crops is increased, the ventilation and light transmittance are improved, and the harvest yield is improved; the machine has the advantages of high efficiency, energy saving, dual purposes and the like, and is suitable for protective farming and seeding operation.
Drawings
Fig. 1 is a schematic structural view of an air-aspiration type precision corn no-tillage planter of the invention.
Detailed Description
The technical scheme of the invention is more fully explained in detail by combining the attached drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the specific embodiment 1, an air-aspiration type precision corn no-tillage planter comprises a frame 1;
a seeding unit is arranged on the frame 1 and consists of a parallel four-bar linkage 2, a corrugated stubble cutting disc 3, a fertilizing furrow opener 4, a seeding furrow opener 5, a profiling depth-limiting wheel 6, a press wheel 7 and a seed sowing device 8;
the parallel four-bar mechanism 2 is arranged at the front end above the rack 1, the corrugated stubble cutting disc 3 is arranged at the front end below the rack 1, the rear side of the corrugated stubble cutting disc 3 is sequentially provided with a fertilizing furrow opener 4, a sowing furrow opener 5, a profiling depth-limiting wheel 6 and a press wheel 7, wherein the press wheel 7 is a V-shaped earthing press wheel, and a sowing depth adjusting handle 9 is arranged at the rear end of the rack 1 and above the profiling depth-limiting wheel 6;
the sowing furrow opener 5 is provided with double disks which are symmetrical left and right; two profiling depth wheels 6 are arranged and positioned at the outer side of the sowing furrow opener 5, and the profiling depth wheels 6 adopt integrally closed type spokes; the seeding apparatus 8 is arranged above the frame 1 and is positioned at the rear side of the parallel four-bar linkage mechanism 2, a seed box 801 is arranged on the seeding apparatus 8, and a seed guide pipe is arranged at the lower outlet of the seed box.
Main performance indexes and working parameters:
the external dimension is as follows: (length. times. width. times. height)/mm: 1800. times.4200. times.1500;
the number of lines/row: 6;
line spacing/mm: 400-700 (adjustable);
plant spacing/mm: 200-650 (adjustable);
fertilization depth/mm: 80-120 parts;
sowing depth/mm: 40-60;
matching power/kW: 40.4-55.0;
operation speed/km · h: 4.3 to 7.5;
the specific using process is as follows: the machine is hung on a power tractor with more than 40.4kW at three points, and is suitable for directly sowing crops such as corn, soybean and the like on a front stubble field, wherein when the sowing work is carried out, a narrow ditch with the width of 30mm is firstly formed on the corrugated stubble cutting disc 3, and then a fertilizer ditch with the depth of 80-120 mm is formed by following the fertilizing furrower 4 with chisel-shaped teeth; the fertilizer is discharged into the fertilizer conveying pipe by the large outer grooved wheel fertilizer discharger, falls into a ditch behind the stubble breaking scarifier through the fertilizer conveying pipe and returns soil for the second time, and the fertilizer is covered by the fertilizer from the aspects of improving the state of a seedbed and improving the seeding performance aiming at the problems of straw blockage and poor quality of the seedbed in the no-tillage operation of the corn; the improved air-suction type seed metering device 8 discharges a plurality of non-equidistant seeds in one hole, the seeds fall into a seed ditch formed by the double-disc type sowing furrow opener 5 through the seed pouring cylinder, the problems of poor ventilation and light transmission and the like of the upper limit of sowing density of common planting are greatly improved in the mode, and then the seeds are covered and compacted by the V-shaped soil covering and compacting wheel 7. Although the machine has only six rows, the technical parameters of the precise no-tillage corn seeder are optimized through the seed-metering seeder, the operating speed can reach the advantages of high efficiency, energy conservation, one-machine dual-purpose and the like, and the machine is suitable for protective tillage seeding operation.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
In the description herein, reference to the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (5)

1. The utility model provides a smart volume maize no-tillage seeder of air-suction type, includes the frame, its characterized in that:
a seeding unit is arranged on the frame; the seeding unit consists of a parallel four-bar linkage mechanism, a corrugated stubble cutting disc, a fertilizing furrow opener, a seeding furrow opener, a profiling depth-limiting wheel, a press wheel and a seed sowing device;
the parallel four-bar linkage mechanism is arranged at the front end above the rack; the corrugated stubble cutting disc is arranged at the front end below the rack; the rear side of the corrugated stubble cutting disc is sequentially provided with the fertilizing furrow opener, the sowing furrow opener, the profiling depth limiting wheel and the press wheel; the sowing furrow opener is provided with double disks which are symmetrical left and right; two profiling depth limiting wheels are arranged and are positioned on the outer side of the sowing furrow opener; the seed sowing device is arranged above the rack and is positioned at the rear side of the parallel four-bar linkage mechanism; the seed sowing device is provided with a seed box, and the lower outlet of the seed sowing device is provided with a seed guiding pipe.
2. The air-aspiration type precision corn no-tillage planter according to claim 1, characterized in that: the profiling depth limiting wheel adopts an integrally closed spoke.
3. The air-aspiration type precision corn no-tillage planter according to claim 1, characterized in that: the press wheel is a V-shaped soil covering press wheel.
4. The air-aspiration type precision corn no-tillage planter according to claim 1, characterized in that: and a sowing depth adjusting handle is arranged at the rear end of the rack and above the profile modeling depth limiting wheel.
5. The air-aspiration type precision corn no-tillage planter according to claim 1, characterized in that: the air-suction type precision corn no-tillage planter is six in operation lines, 400-700 mm in line spacing and 200-650 mm in plant spacing.
CN202111120130.5A 2021-09-24 2021-09-24 Air-suction type precision corn no-tillage planter Pending CN113785681A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111120130.5A CN113785681A (en) 2021-09-24 2021-09-24 Air-suction type precision corn no-tillage planter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111120130.5A CN113785681A (en) 2021-09-24 2021-09-24 Air-suction type precision corn no-tillage planter

Publications (1)

Publication Number Publication Date
CN113785681A true CN113785681A (en) 2021-12-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114402752A (en) * 2022-01-10 2022-04-29 永好智能科技(江苏)有限公司 Wide-ridge double-row unequal-torque wide-narrow-row delta-shaped unit multi-plant seeder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114402752A (en) * 2022-01-10 2022-04-29 永好智能科技(江苏)有限公司 Wide-ridge double-row unequal-torque wide-narrow-row delta-shaped unit multi-plant seeder

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