CN114982431A - Air-blowing type forage no-tillage seeder and seeding process - Google Patents
Air-blowing type forage no-tillage seeder and seeding process Download PDFInfo
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- CN114982431A CN114982431A CN202210659548.1A CN202210659548A CN114982431A CN 114982431 A CN114982431 A CN 114982431A CN 202210659548 A CN202210659548 A CN 202210659548A CN 114982431 A CN114982431 A CN 114982431A
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- 238000010899 nucleation Methods 0.000 title claims abstract description 89
- 238000007664 blowing Methods 0.000 title claims abstract description 59
- 238000003971 tillage Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000004459 forage Substances 0.000 title claims abstract description 7
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 30
- 239000002689 soil Substances 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000009331 sowing Methods 0.000 claims description 90
- 230000007246 mechanism Effects 0.000 claims description 43
- 238000007599 discharging Methods 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000011081 inoculation Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 abstract description 6
- 238000000429 assembly Methods 0.000 abstract description 6
- 230000001629 suppression Effects 0.000 description 7
- 239000000178 monomer Substances 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 241000209504 Poaceae Species 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009313 farming Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
- A01C7/081—Seeders depositing seeds in rows using pneumatic means
- A01C7/082—Ducts, distribution pipes or details thereof for pneumatic seeders
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B51/00—Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus
- A01B51/04—Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus drawn by animal or tractor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
- A01C5/064—Devices for making drills or furrows with rotating tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
- A01C7/087—Tramlining
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- 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
-
- 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
- A01C7/206—Seed pipes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Zoology (AREA)
- Sowing (AREA)
Abstract
The invention discloses an air-blowing type forage grass no-tillage seeder and a seeding process, which comprise a main cross beam, two auxiliary cross beams, side frames, a traction hanger assembly, two support wheel frame assemblies, two air-blowing type seed metering devices, two pre-ditching assemblies and a ditching, seeding and pressing integrated machine, wherein the auxiliary cross beams are arranged at the front end of the main cross beam, two sides of the auxiliary cross beams are welded through the side frames, the traction hanger assembly is connected with the main cross beam, the two support wheel frame assemblies are respectively and fixedly connected with two ends of the main cross beam, the two air-blowing type seed metering devices are connected with the upper ends between the main cross beam and the auxiliary cross beams through frame rods, the pre-ditching assemblies are connected with the lower parts of the auxiliary cross beams, and the ditching, seeding and pressing integrated machine is connected with the rear part of the main cross beam. Can meet the seeding requirement of narrow row spacing, and simultaneously, the furrow-opening component and the pre-furrow-opening component are configured, thereby achieving the requirements of less soil moving and less soil disturbance in grassland seeding.
Description
Technical Field
The invention belongs to the technical field of no-tillage seeding machines, and particularly relates to an air-blowing type forage grass no-tillage seeding machine and a seeding process.
Background
With the development of modern animal husbandry, the artificial and large-scale grassland maintenance is required. The traditional alternate maintenance of the scribing area seriously hinders the sustainable development of the current animal husbandry. The manual maintenance has high labor intensity and is not suitable for the large-scale grass field maintenance.
The no-tillage reseeding is a key technology for repairing the degraded grassland vegetation, and has the significance of improving the productivity and the variety of the degraded grassland by reseeding proper excellent grass seeds under the condition of not damaging or slightly damaging the grassland vegetation.
The no-tillage seeder of traditional farmland farming usefulness can't adapt to the no-tillage reseeding operation in meadow, and the main defect is as follows:
firstly: the traditional no-tillage planter for farmland cultivation mainly sows single crops, cannot perform mixed sowing of various seeds, and cannot meet the requirements of degraded grassland productivity and variety of species.
Secondly, the method comprises the following steps: the grassland is no-tillage land, the soil hardness is big, and the no-tillage seeder that traditional farmland farming used, main process is: the pre-pressure of the ditching, the sowing and the suppression is smaller after the soil is subjected to the operations of digging, soil crushing and deep loosening, and if the pre-pressure of the ditching, the sowing and the suppression is not enough when the method is directly used for no-tillage reseeding of pasture grass, the ditching depth cannot be reached.
Thirdly, the method comprises the following steps: the primary grass that lodges in meadow earth's surface is more for traditional ditching dish and ditching subassembly are dragged the pile with the primary grass that lodges easily, influence the ditching operation, increase ditching resistance.
Disclosure of Invention
The invention provides an air-blowing type pasture no-tillage seeder and a seeding process, which aim to solve the problems in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an air-blowing type forage grass no-tillage seeder and seeding technology, includes main beam, auxiliary beam, side frame, pulls and hangs frame subassembly, support wheel carrier subassembly, air-blowing type seed metering ware, ditching subassembly and ditching seeding suppression all-in-one in advance, the main beam front end is located to auxiliary beam, and both sides are through the welding of side frame, pull and hang the frame subassembly and be connected with the main beam, support wheel carrier subassembly is equipped with two, and respectively with main beam both ends fastening connection, air-blowing type seed metering ware is equipped with two, and air-blowing type seed metering ware passes through the hack lever and is connected with the upper end between main beam and the auxiliary beam, it is connected with the auxiliary beam below to ditch subassembly in advance, ditching seeding suppression all-in-one is connected with the main beam rear.
Preferably, the traction hanger component comprises a main fixing frame, an auxiliary fixing frame, a thick supporting rail, a thin supporting rail, a triangular hanging frame and an adjusting telescopic rod, the main fixing frame is symmetrically provided with two parts and is welded with a main cross beam respectively, the auxiliary fixing frame is arranged between the two main fixing frames and is welded with the main cross beam, the two ends of the thick supporting rail are respectively passed through the main fixing frame and is welded with the main fixing frame, the thin supporting rail is passed through the main fixing frame and the auxiliary fixing frame and is respectively welded with the main fixing frame and the auxiliary fixing frame, the triangular hanging frame is hinged to the end parts of the two main fixing frames, one end of the adjusting telescopic rod is hinged to the upper end of the auxiliary fixing frame, and the other end of the adjusting telescopic rod is hinged to the upper end of the triangular hanging frame.
Preferably, the air-blowing seed sowing device is provided with a plurality of seed outlets.
Preferably, the pre-trenching assembly comprises a platform plate, a hinged plate, a reinforced limit lath, a rocker plate I, a rocker plate II, a rocker plate III, a hinged shaft, a cylindrical rod, a pressure spring and a pre-trenching disc, the platform plate is connected with the lower end of the auxiliary cross beam through a U-shaped bolt, two hinged plates are arranged, and is symmetrically welded with the lower end of the platform plate, two reinforcing limit slats are arranged and are symmetrically welded with the upper end of the platform plate, two rocker panels are arranged on one rocker panel, and are respectively hinged with the hinged plates through shaft sleeves on the hinged shafts, two sides of the rocker plate II are respectively welded with the rocker plate I, the rocker plate III is welded with the end parts of the rocker plate II, two cylindrical rods are arranged, and the lower end of the cylindrical rod passes through the platform plate and is hinged with the rocker arm plate III, the upper end of the cylindrical rod passes through a small circular plate limiting pressure spring, the lower end of the pressure spring is contacted with the platform plate, and the pre-ditching disc is hinged with the rocker arm plate I.
Preferably, a limiting groove is formed in the third rocker arm plate.
Preferably, ditching seeding suppression all-in-one includes that parallelogram links a subassembly, seed metering mechanism, ditching seeding subassembly, two press wheel mechanisms and single press wheel mechanism, parallelogram links a subassembly and is connected with the main beam rear end, seed metering mechanism links a subassembly rear end with parallelogram and is connected, ditching seeding subassembly is connected with seed metering mechanism below, two press wheel mechanisms are connected with ditching seeding subassembly below, single press wheel mechanism is connected with ditching seeding subassembly rear end.
Preferably, the parallelogram connecting frame assembly comprises a front arm frame, a rear arm frame, two upper connecting rods, two lower connecting rods, two adjusting buckles, two upper cross rods, two lower cross rods and a tension spring, wherein the front arm frame is connected with the rear end of the main cross beam through a U-shaped bolt, the two upper connecting rods are symmetrically arranged, the two lower connecting rods are symmetrically arranged, the front ends of the upper connecting rods are hinged with the upper part of the front arm frame, the rear ends of the upper connecting rods are hinged with the upper part of the rear arm frame, the front ends of the lower connecting rods are hinged with the lower part of the front arm frame, the rear ends of the lower connecting rods are hinged with the lower part of the rear arm frame, a plurality of adjusting holes are formed in the upper connecting rods, the adjusting buckles are connected with the adjusting holes through bolts, the two ends of the upper cross rods are respectively spliced with the adjusting buckles, the two ends of the lower cross rods are respectively welded with the lower connecting rods, the upper end of the tension spring is hooked on the upper cross rod, and the lower end of the lower cross rod is hooked on the lower cross rod;
the seed discharging mechanism comprises a seed discharging main frame, a seed discharging auxiliary frame, a seed discharging assembly and a seed dropping pipe, wherein the seed discharging main frame is connected with the rear arm frame, the seed discharging auxiliary frame is tightly connected with the upper end of the seed discharging main frame, the seed discharging assembly is connected with the seed discharging auxiliary frame, and the upper end of the seed dropping pipe is communicated and connected with the seed discharging end of the seed discharging assembly; the rear end of the seed sowing main frame is provided with a single weight box;
the ditching and seeding assembly comprises a seeding ditching rack, a formal ditching frame, a formal ditching disc, a ditching cutter plate assembly, a ditching shovel and a seeding pipe, the seeding ditching rack is fixedly connected with the lower part of the rear end of the rear arm frame, the formal ditching frame is fixedly connected with the lower part of the front end of the rear arm frame, the formal ditching disc is hinged with the formal ditching frame, the ditching cutter plate assembly is fixedly connected with the lower part of the front end of the seeding ditching rack, the ditching shovel is fixedly connected with the lower part of the ditching cutter plate assembly, the upper end of the seeding pipe is fixedly connected with the seeding ditching rack, and the lower end of the seeding pipe is fixedly connected with the ditching cutter plate assembly; the upper end of the seeding pipe is provided with three inoculation ports which are respectively communicated and connected with two air-blowing type seeding devices and a seeding assembly seed outlet end;
the double-press wheel mechanism comprises two press wheel frames, a press wheel I, a stretching frame and a locking handle, the two press wheel frames are symmetrically arranged and hinged with the rear end of the sowing and ditching frame, the press wheel I is hinged with the press wheel frame, the stretching frame is hinged with the upper end of the sowing and ditching frame, the lower end of the stretching frame is inserted into the inner wall of the press wheel frame and is in sliding connection with the inner wall of the press wheel frame, the locking handle is connected with the upper end of the stretching frame through a spring in a reset mode, and the upper end of the sowing and ditching frame is locked;
the single press wheel mechanism comprises a hinged seat, a connecting seat, a single wheel carrier, a press wheel II and an adjusting screw, the hinged seat is fixedly connected with the lower part of the rear end of the seeding ditching frame, the connecting seat is welded with the lower part of the rear end of the hinged seat, the single wheel carrier is hinged with the hinged seat, the press wheel II is hinged with the lower end of the single wheel carrier, the lower end of the adjusting screw is connected with the middle of the single wheel carrier, and the upper end of the adjusting screw penetrates through the connecting seat and is locked through a nut.
Preferably, the pre-ditching disc and the formal ditching disc are arranged in a collinear way.
Preferably, the pre-ditching disc and the formal ditching disc are arranged in a staggered mode.
A seeding process of an air-blowing type pasture no-tillage seeder, which comprises the following steps,
step S1: pre-ditching, namely changing the downforce of a pre-ditching disc by adjusting the elastic restoring force of a pressure spring to break and cut the hard soil and the surface lodging raw grass;
step S2: ditching and seeding, namely performing formal ditching operation through a formal ditching disc in a ditching and seeding assembly, and then ditching through a ditching cutter plate assembly and a ditching shovel below the ditching cutter plate assembly; meanwhile, the two air-blowing seed sowing devices and one seed sowing assembly realize the mixed sowing operation of various grass seeds, and the seeds fall into ditches dug by ditching through a pipeline and a sowing pipe;
step S3: the double press wheels are used for pressing, the gap between the two first press wheels is adjusted by releasing the locking handle and adjusting the rotating angle of the stretching frame, and the requirements of sufficient soil covering and pressing strength after sowing are met;
step S4: and the single press wheel presses, and the pressing strength of the second press wheel is adjusted through the adjusting screw rod, so that the requirements of deep ditching, shallow earthing and moderate pressing are met.
The beneficial effect of adopting above technical scheme is:
1. the air-blowing type pasture no-tillage planter is provided with two air-blowing type seed sowing devices, wherein the air-blowing type seed sowing devices are provided with eight seed outlets, and the air-blowing type seed sowing devices are connected with the upper ends of the main cross beam and the auxiliary cross beam through the frame rods; the upper end of the seeding pipe is provided with three inoculation ports which are respectively communicated and connected with two air-blowing type seeding devices and a seeding assembly seed outlet end; the air-blowing type seed metering devices correspond to the eight pre-ditching assemblies and the ditching, seeding and pressing integrated machine units, the two air-blowing type seed metering devices and the seed metering assembly respectively sow different types of grass seeds, and the requirements of degraded grassland productivity and variety of species can be met.
2. The air-blowing type pasture no-tillage planter of the invention adjusts the adjusting buckle on the upper connecting rod towards the backward adjusting hole, so that the tension spring between the upper cross rod and the lower cross rod is further lengthened, the acting force of the tension spring acting on the upper cross rod increases the pre-pressure of the whole seed metering mechanism, the ditching and seeding assembly, the double press wheel mechanism and the single press wheel mechanism on a grassland with high hardness through the upper connecting rod, the lower connecting rod and the rear arm frame, and ensures that the pre-pressure of ditching, seeding and pressing is enough to reach the ditching depth.
In addition, the rear end of the seed discharging main frame is provided with a single weight box, so that the requirement of seeding depth can be met in the case of seeding in a soil environment with higher hardness, and the seed discharging main frame can be manually assembled and also can be assembled in a standard mode. The prefabricated cement blocks with the weight of 11 Kg/block are arranged in the single weight box, and can be conveniently installed and removed at any time according to the soil hardness environment.
3. The air-blowing type forage grass no-tillage planter comprises a platform plate, two hinged plates, a reinforcing limit slat, a first rocker arm plate, a second rocker arm plate, a third rocker arm plate, a hinged shaft, a cylindrical rod, a pressure spring and a pre-ditching disc, wherein the platform plate is connected with the lower end of an auxiliary cross beam through a U-shaped bolt, the two hinged plates are symmetrically welded with the lower end of the platform plate, the two reinforcing limit slats are symmetrically welded with the upper end of the platform plate, the first rocker arm plate is provided with two rocker arm plates and hinged with the hinged plates through shaft sleeves on the hinged shaft, two sides of the second rocker arm plate are respectively welded with the first rocker arm plate, the third rocker arm plate is welded with the two end parts of the rocker arm plates, the two cylindrical rods respectively penetrate through the pressure spring, the lower end of the cylindrical rod penetrates through the platform plate and is hinged with the third rocker arm plate, the upper end of the cylindrical rod is limited by the pressure spring through a small circular plate, and the lower end of the pressure spring is contacted with the platform plate, the pre-ditching disc is hinged with the rocker plate I.
The pre-tightening force of the pressure spring is changed by downwards adjusting the small circular plate at the upper end of the cylindrical rod, so that pre-pressing force of the pre-ditching plate on a grassland with high hardness is adjusted, the lodging raw grass on the surface of the grassland is broken and cut once before formal ditching, the formal ditching plate, the ditching cutter plate assembly and the ditching shovel are guaranteed not to drag and pile the lodging raw grass, ditching operation can be carried out continuously, and ditching resistance is reduced.
And a limiting groove is formed in the third rocker arm plate, so that the situation that the front swing range of the first rocker arm plate with the pre-ditching disc is too large is avoided.
4. According to the air-blowing type pasture no-tillage planter, the ditching shovel adopts the inverted T-shaped ditching shovel to form an inverted T-shaped ditch, so that the soil moisture is preserved, and the seeds can germinate through winter; the main sowing object is leguminous seeds, the soil disturbance is small, and the damage to the original vegetation of the grassland is small.
The ditching shovel adopts a straight share type ditching shovel to form a vertical and special ditch type, and has the advantages that the soil penetration depth can be ensured under the condition of higher soil hardness; the soil disturbance is small, and the damage to the grassland native vegetation is small. Is suitable for seeding gramineous seeds.
5. A seeding process of an air-blowing type pasture no-tillage seeder, which comprises the following steps,
step S1: pre-ditching, namely changing the downforce of a pre-ditching disc by adjusting the elastic restoring force of a pressure spring to break and cut the hard soil and the surface lodging raw grass;
step S2: ditching and seeding, namely performing formal ditching operation through a formal ditching disc in a ditching and seeding assembly, and then ditching through a ditching cutter blade assembly and a ditching shovel below the ditching cutter blade assembly; meanwhile, the two air-blowing seed sowing devices and one seed sowing assembly realize the mixed sowing operation of various grass seeds, and the seeds fall into ditches dug by ditching through a pipeline and a sowing pipe;
step S3: the double press wheels are used for pressing, the gap between the two first press wheels is adjusted by releasing the locking handle and adjusting the rotating angle of the stretching frame, and the requirements of sufficient soil covering and pressing strength after sowing are met;
step S4: and the single press wheel presses, and the pressing strength of the second press wheel is adjusted through the adjusting screw rod, so that the requirements of deep ditching, shallow earthing and moderate pressing are met.
The pre-ditching disc and the formal ditching disc are arranged in a collinear manner, so that the ditching depth can be ensured.
The pre-ditching disc and the formal ditching disc are arranged in a staggered mode, primary root cutting treatment is conducted on the raw grass, and growth of the raw grass is facilitated.
Drawings
FIG. 1 is a first assembly view of the air-blowing type pasture no-tillage planter of the present invention;
FIG. 2 is a second assembly view of the air-blowing type pasture no-tillage planter of the present invention;
FIG. 3 is a first assembly drawing of a main beam, an auxiliary beam, a side frame, a traction hanger assembly, a support wheel frame assembly and an air-blown seed metering device;
FIG. 4 is a second assembly drawing of the main beam, the auxiliary beam, the side frame, the traction hanger assembly, the support wheel frame assembly and the air-blown seed sowing device;
FIG. 5 is a first pre-trenching assembly;
FIG. 6 is a second pre-trenching assembly view;
FIG. 7 is a first assembly view of the ditching, sowing and compacting integrated machine;
FIG. 8 is a second assembly view of the ditching, sowing and compacting integrated machine;
FIG. 9 is a first parallelogram link assembly view;
FIG. 10 is a second parallelogram hitch assembly view;
FIG. 11 is a first assembly drawing of a formal ditching frame and a formal ditching disc;
FIG. 12 is a second assembly drawing of a formal ditching frame and a formal ditching disc;
FIG. 13 is an assembly view I of the ditching and seeding assembly and the single press wheel mechanism;
FIG. 14 is a second assembly view of the ditching and seeding assembly and the single press wheel mechanism;
figure 15 is a first assembly view of the dual press wheel mechanism;
figure 16 is an assembly view of the double press wheel mechanism;
FIG. 17 is a view showing the assembling positions of the pressing wheel frame, the first pressing wheel, the expanding and contracting frame and the locking handle;
wherein:
1. a main cross beam; 2. a secondary cross beam; 3. a side frame; 4. a traction hitch assembly; 5. a support wheel carrier assembly; 6. an air-blowing seed sowing device; 7. pre-trenching the assembly; 8. ditching, sowing and compacting integrated machine;
40. a main fixing frame; 41. a secondary mount; 42. coarse shoring; 43. fine supporting bars; 44. a triangular hanging rack; 45. adjusting the telescopic rod;
70. a platform plate; 71. a hinge plate; 72. reinforcing the limit lath; 73. a rocker arm plate I; 74. a second rocker arm plate; 75. a third rocker arm plate; 75-1, a limiting groove; 76. hinging a shaft; 76-1, shaft sleeve; 77. a cylindrical rod; 78. a pressure spring; 79. pre-ditching disc;
8-1, a parallelogram linking assembly; 8-2, a seed sowing mechanism; 8-3, ditching and sowing components; 8-4, a double press wheel mechanism; 8-5, a single press wheel mechanism;
8-10 parts of a front arm frame; 8-11 parts of a rear arm frame; 8-12, an upper connecting rod; 8-120 parts of adjusting holes; 8-13, a lower connecting rod; 8-14, adjusting buckle; 8-15 parts of upper cross bar; 8-16 parts of a lower cross bar; 8-17, a tension spring;
8-20 parts of a seed sowing main frame; 8-200 parts of single weight box; 8-21, a seed-metering subframe; 8-22, a seeding assembly; 8-23, seed dropping;
8-30, sowing and ditching machine frame; 8-31, formally ditching a frame; 8-32, formally ditching a disc; 8-33, a ditching cutter blade assembly; 8-34, ditching and shoveling; 8-35, a seeding pipe;
8-40, press wheel frame; 8-41 parts of a first press wheel; 8-42, a stretching frame; 8-43, a locking handle;
8-50 parts of a hinged seat; 8-51, a connecting seat; 8-52, a single wheel frame; 8-53, a press wheel II; 8-54 and an adjusting screw rod.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
As shown in figures 1 to 17, the invention relates to an air-blowing type pasture no-tillage planter and a planting process, which adopts an air-blowing type seed metering device, a newly developed novel casting monomer and a new pre-ditching component, and can better meet the planting requirement of grass seeds. In addition, the new monomer of the pasture no-tillage planter is a narrow monomer which can meet the seeding requirement of narrow row spacing, the maximum appearance width of the monomer is 340mm, and meanwhile, a furrow-opening component and a pre-furrow-opening component are configured, so that the requirements of less soil movement and less soil disturbance in the grassland seeding are met.
Specifically speaking, as shown in fig. 1 to 17, including main crossbeam 1, auxiliary crossbeam 2, side frame 3, pull hanger subassembly 4, support wheel carrier subassembly 5, air-blowing type seed metering ware 6, pre-ditching subassembly 7 and ditching seeding suppression all-in-one 8, auxiliary crossbeam 2 locates main crossbeam 1 front end, and both sides are passed through side frame 3 and are welded, pull hanger subassembly 4 and be connected with main crossbeam 1, support wheel carrier subassembly 5 is equipped with two, and respectively with main crossbeam 1 both ends fastening connection, air-blowing type seed metering ware 6 is equipped with two, and air-blowing type seed metering ware 6 is connected through the hack lever with main crossbeam 1 and auxiliary crossbeam 2 between the upper end, pre-ditching subassembly 7 is connected with auxiliary crossbeam 2 below, ditching seeding suppression all-in-one 8 is connected with main crossbeam 1 rear.
Traction hanger subassembly 4 includes main mount 40, subframe 41, thick spacer 42, thin spacer 43, triangle stores pylon 44 and adjusts telescopic link 45, main mount 40 symmetry is equipped with two, and welds with main beam 1 respectively, subframe 41 locates between two main mounts 40, and welds with main beam 1, main mount 40 is passed respectively at thick spacer 42 both ends, and welds with main mount 40, thin spacer 43 passes main mount 40 and subframe 41, and welds with main mount 40 and subframe 41 respectively, triangle stores pylon 44 is articulated with two main mount 40 tip, it is articulated with subframe 41 upper end to adjust telescopic link 45 one end, and one end is articulated with triangle stores pylon 44 upper end in addition.
The air-blowing seed sowing device 6 is provided with a plurality of seed outlets.
The pre-ditching assembly 7 comprises a platform plate 70, a hinged plate 71, a reinforcing limit slat 72, a rocker plate I73, a rocker plate II 74, a rocker plate III 75, a hinged shaft 76, two cylindrical rods 77, two compression springs 78 and a pre-ditching disc 79, wherein the platform plate 70 is connected with the lower end of the auxiliary cross beam 2 through U-shaped bolts, the hinged plates 71 are two and are symmetrically welded with the lower end of the platform plate 70, the reinforcing limit slats 72 are two and are symmetrically welded with the upper end of the platform plate 70, the rocker plate I73 is two and is respectively hinged with the hinged plate 71 through a shaft sleeve 76-1 on the hinged shaft 76, two sides of the rocker plate II 74 are respectively welded with the rocker plate I73, the rocker plate III 75 is welded with the end part of the rocker plate II 74, the cylindrical rods 77 are two and respectively penetrate through the compression springs 78, the lower end of the cylindrical rods 77 penetrates through the platform plate 70 and is hinged with the rocker plate III 75, and the upper end of the cylindrical rods 77 penetrates through the small-plate limiting compression springs 78, the lower end of the pressure spring 78 is in contact with the platform plate 70, and the pre-ditching disc 79 is hinged with the first rocker arm plate 73.
And a limiting groove 75-1 is formed in the third rocker arm plate 75.
The ditching, sowing and compacting integrated machine 8 comprises a parallelogram link assembly 8-1, a seed discharging mechanism 8-2, a ditching and sowing assembly 8-3, a double compacting wheel mechanism 8-4 and a single compacting wheel mechanism 8-5, wherein the parallelogram link assembly 8-1 is connected with the rear end of a main beam 1, the seed discharging mechanism 8-2 is connected with the rear end of the parallelogram link assembly 8-1, the ditching and sowing assembly 8-3 is connected with the lower part of the seed discharging mechanism 8-2, the double compacting wheel mechanism 8-4 is connected with the lower part of the ditching and sowing assembly 8-3, and the single compacting wheel mechanism 8-5 is connected with the rear end of the ditching and sowing assembly 8-3.
The parallelogram connecting frame assembly 8-1 comprises a front arm frame 8-10, a rear arm frame 8-11, upper connecting rods 8-12, lower connecting rods 8-13, adjusting buckles 8-14, upper cross rods 8-15, lower cross rods 8-16 and tension springs 8-17, wherein the front arm frame 8-10 is connected with the rear end of the main beam 1 through U-shaped bolts, two upper connecting rods 8-12 are symmetrically arranged, two lower connecting rods 8-13 are symmetrically arranged, the front ends of the upper connecting rods 8-12 are hinged with the upper part of the front arm frame 8-10, the rear ends of the upper connecting rods 8-12 are hinged with the upper part of the rear arm frame 8-11, the front ends of the lower connecting rods 8-13 are hinged with the lower part of the front arm frame 8-10, the rear ends of the lower connecting rods 8-13 are hinged with the lower part of the rear arm frame 8-11, a plurality of adjusting holes 8-120 are formed in the upper connecting rod 8-12, adjusting buckles 8-14 are connected with the adjusting holes 8-120 through bolts, two ends of the upper cross rod 8-15 are respectively inserted into the adjusting buckles 8-14, two ends of the lower cross rod 8-16 are respectively welded with the lower connecting rod 8-13, the upper end of the tension spring 8-17 is hooked on the upper cross rod 8-15, and the lower end of the tension spring is hooked on the lower cross rod 8-16;
the seed sowing mechanism 8-2 comprises a seed sowing main frame 8-20, a seed sowing auxiliary frame 8-21, a seed sowing assembly 8-22 and a seed dropping pipe 8-23, the seed sowing main frame 8-20 is connected with a rear arm support 8-11, the seed sowing auxiliary frame 8-21 is tightly connected with the upper end of the seed sowing main frame 8-20, the seed sowing assembly 8-22 is connected with the seed sowing auxiliary frame 8-21, and the upper end of the seed dropping pipe 8-23 is communicated with the seed discharging end of the seed sowing assembly 8-22; the rear end of the seed sowing main frame 8-20 is provided with a monomer weight box 8-200;
the ditching and seeding assembly 8-3 comprises a seeding ditching frame 8-30, a formal ditching frame 8-31, a formal ditching disc 8-32, a ditching cutter plate assembly 8-33, a ditching shovel 8-34 and a seeding pipe 8-35, the seeding ditching frame 8-30 is fixedly connected with the lower part of the rear end of a rear arm frame 8-11, the formal ditching frame 8-31 is fixedly connected with the lower part of the front end of the rear arm frame 8-11, the formal ditching disc 8-32 is hinged with the formal ditching frame 8-31, the ditching cutter plate assembly 8-33 is fixedly connected with the lower part of the front end of the seeding ditching frame 8-30, the ditching shovel 8-34 is fixedly connected with the lower part of the ditching cutter plate assembly 8-33, the upper end of the seeding pipe 8-35 is fixedly connected with the ditching frame 8-30, the lower end is tightly connected with the ditching cutter blade component 8-33; the upper ends of the seeding pipes 8 to 35 are provided with three inoculation ports which are respectively communicated and connected with two air-blowing type seeding devices 6 and seed outlet ends of the seeding components 8 to 22;
the double-press wheel mechanism 8-4 comprises two press wheel frames 8-40, two press wheels 8-41, a telescopic frame 8-42 and a locking handle 8-43, the two press wheel frames 8-40 are symmetrically arranged and hinged with the rear end of the sowing and ditching frame 8-30, the press wheels 8-41 are hinged with the press wheel frames 8-40, the telescopic frame 8-42 is hinged with the upper end of the sowing and ditching frame 8-30, the lower end of the telescopic frame is inserted into the inner wall of the press wheel frame 8-40 to be in sliding connection, the locking handle 8-43 is connected with the upper end of the telescopic frame 8-42 in a resetting mode through a spring, and the locking and sowing and ditching frame 8-30 is locked;
the single press wheel mechanism 8-5 comprises a hinged seat 8-50, a connecting seat 8-51, a single wheel frame 8-52, a press wheel II 8-53 and an adjusting screw rod 8-54, the hinged seat 8-50 is fixedly connected with the lower portion of the rear end of the sowing and ditching frame 8-30, the connecting seat 8-51 is welded with the lower portion of the rear end of the hinged seat 8-50, the single wheel frame 8-52 is hinged with the hinged seat 8-50, the press wheel II 8-53 is hinged with the lower end of the single wheel frame 8-52, the lower end of the adjusting screw rod 8-54 is connected with the middle of the single wheel frame 8-52, and the upper end of the adjusting screw rod penetrates through the connecting seat 8-51 and is locked through a nut.
The pre-ditching disc 79 and the formal ditching discs 8-32 are arranged in a collinear way.
The pre-ditching disc 79 and the formal ditching discs 8-32 are arranged in a staggered mode.
A seeding process of an air-blowing type pasture no-tillage seeder, which comprises the following steps,
step S1: pre-ditching, namely changing the downward pressure of a pre-ditching disc 79 by adjusting the elastic restoring force of a pressure spring 78 to break and cut the hard soil and the surface-lying raw grass;
step S2: ditching and seeding, namely performing formal ditching operation through a formal ditching disc 8-32 in a ditching and seeding assembly 8-3, and then ditching through a ditching cutter blade assembly 8-33 and a ditching shovel 8-34 below the ditching cutter blade assembly; meanwhile, the two air-blowing seed sowing devices 6 and one seed sowing component 8-22 realize the mixed sowing operation of various grass seeds, and the seeds fall into the ditches dug by the ditching shovel 8-34 through the pipelines and the sowing pipes 8-35;
step S3: the double press wheels are used for pressing, the gap between the two press wheels I8-41 is adjusted by releasing the locking handles 8-43 and adjusting the rotating angles of the stretching frames 8-42, and the requirements of sufficient soil covering and pressing strength after sowing are met;
step S4: and the single press wheel presses, and the pressing strength of the second press wheel 8-53 is adjusted through the adjusting screw rods 8-54, so that the requirements of deep ditching, shallow earthing and proper pressing are met.
The following specific working modes are illustrated by specific examples:
example 1:
the air-blowing type pasture no-tillage planter is characterized in that two air-blowing type seed sowing devices 6 are arranged, the air-blowing type seed sowing devices 6 are provided with eight seed outlets, and the air-blowing type seed sowing devices 6 are connected with the upper ends of the main cross beams 1 and the auxiliary cross beams 2 through the frame rods; the upper ends of the seeding pipes 8 to 35 are provided with three inoculation ports which are respectively communicated and connected with two air-blowing type seeding devices 6 and seed outlet ends of the seeding components 8 to 22; the air-blowing type seed metering devices 6 correspond to eight single bodies of the pre-ditching assemblies 7 and the ditching, seeding and compacting integrated machine 8, the two air-blowing type seed metering devices 6 and one seed metering assembly 8-22 are used for respectively seeding grass seeds of different types, and the requirements of the productivity and the variety of the species of the degraded grassland can be met.
Example 2:
the air-blowing type pasture no-tillage planter of the invention adjusts the adjusting buckles 8-14 on the upper connecting rods 8-12 to the backward adjusting holes 8-120, so that the tension springs 8-17 between the upper cross rods 8-15 and the lower cross rods 8-16 are further stretched, the acting force of the tension springs 8-17 acting on the upper cross rods 8-15 increases the pre-pressure of the whole seed metering mechanism 8-2, the ditching seeding component 8-3, the double press wheel mechanism 8-4 and the single press wheel mechanism 8-5 on a grassland with large hardness through the upper connecting rods 8-12, the lower connecting rods 8-13 and the rear arm support 8-11, thereby ensuring that the pre-pressure of the ditching-seeding-pressing is enough to achieve the ditching depth.
In addition, the rear end of the seed sowing main frame 8-20 is provided with a single weight box 8-200, so that the seeding depth requirement can be met in the high-hardness soil environment, and the seed sowing main frame can be manually assembled or assembled in a standard manner. Prefabricated cement blocks with the weight of 11 Kg/block are arranged in the monomer weight box 8-200, and can be conveniently installed and removed at any time according to the soil hardness environment.
Example 3:
the air-blowing type pasture no-tillage planter comprises a platform plate 70, a hinged plate 71, a reinforcing limit lath 72, a rocker plate I73, a rocker plate II 74, a rocker plate III 75, a hinged shaft 76, two cylindrical rods 77, two pressure springs 78 and a pre-ditching disc 79, wherein the platform plate 70 is connected with the lower end of a secondary cross beam 2 through U-shaped bolts, the hinged plate 71 is provided with two hinge plates and symmetrically welded with the lower end of the platform plate 70, the reinforcing limit lath 72 is provided with two hinge plates and symmetrically welded with the upper end of the platform plate 70, the rocker plate I73 is provided with two hinge plates and respectively hinged with the hinged plate 71 through a shaft sleeve 76-1 on the hinged shaft 76, two sides of the rocker plate II 74 are respectively welded with the rocker plate I73, the rocker plate III 75 is welded with the end part of the rocker plate II 74, the cylindrical rods 77 are provided with two cylindrical rods and respectively penetrate through the pressure springs 78, the lower ends of the cylindrical rods 77 penetrate through the platform plate 70 and are hinged with the rocker plate III 75, the upper end of the cylindrical rod 77 is connected with a pressure spring 78 through a small circular plate, the lower end of the pressure spring 78 is in contact with the platform plate 70, and the pre-ditching disc 79 is hinged to the first rocker plate 73.
The pre-tightening force of the pressure spring 78 is changed by downwards adjusting the small circular plate at the upper end of the cylindrical rod 77, so that the pre-pressure adjustment of the pre-ditching disc 79 on the grassland with high hardness is realized, the lodging raw grasses on the surface of the grassland are broken and cut for one time before the formal ditching, the formal ditching disc 8-32, the ditching cutter plate assembly 8-33 and the ditching shovel 8-34 are ensured not to drag and pile the lodging raw grasses, the ditching operation is ensured to be carried out continuously, and the ditching resistance is reduced.
And a limiting groove 75-1 is formed in the rocker arm plate III 75, so that the situation that the forward swing amplitude of the rocker arm plate I73 with the pre-ditching disc 79 is too large is avoided.
Example 4:
according to the air-blowing type pasture no-tillage planter, the ditching shovels 8-34 adopt the inverted T-shaped ditching shovel to form an inverted T-shaped ditch, so that the advantages of soil moisture conservation and convenient germination of seeds through winter are achieved; the main sowing object is leguminous seeds, the soil disturbance is small, and the damage to the original vegetation of the grassland is small.
The furrowing blade 8-34 adopts a straight-share furrowing blade to form a vertical ditch, and the advantages that the buried depth can be ensured under the condition of higher soil hardness; the soil disturbance is small, and the damage to the grassland native vegetation is small. Is suitable for seeding gramineous seeds.
Example 5:
a seeding process of an air-blowing type pasture no-tillage seeder, which comprises the following steps,
step S1: pre-ditching, namely changing the downward pressure of a pre-ditching disc 79 by adjusting the elastic restoring force of a pressure spring 78 to break and cut the hard soil and the surface-lying raw grass;
step S2: ditching and seeding, namely performing formal ditching operation through a formal ditching disc 8-32 in a ditching and seeding assembly 8-3, and then ditching through a ditching cutter plate assembly 8-33 and a ditching shovel 8-34 below the ditching cutter plate assembly; meanwhile, the two air-blowing seed sowing devices 6 and one seed sowing component 8-22 realize the mixed sowing operation of various grass seeds, and the seeds fall into the ditches dug by the ditching shovel 8-34 through the pipelines and the sowing pipes 8-35;
step S3: the double press wheels are used for pressing, the rotating angle of the expansion frame 8-42 is adjusted by releasing the locking handle 8-43 to adjust the gap between the two press wheels I8-41, and the requirements of sufficient soil covering and pressing strength after sowing are met;
step S4: and the single press wheel presses, and the pressing strength of the second press wheel 8-53 is adjusted through the adjusting screw rods 8-54, so that the requirements of deep ditching, shallow earthing and proper pressing are met.
Wherein, the pre-ditching disc 79 and the formal ditching discs 8-32 are arranged in a collinear way, so that the ditching depth can be ensured.
The pre-ditching disc 79 and the formal ditching discs 8-32 are arranged in a staggered mode, so that primary root cutting treatment is carried out on the primary grass, and the growth of the primary grass is facilitated.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the invention based on the principles and technical solutions of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (10)
1. The utility model provides an air-blowing formula forage grass no-tillage seeder which characterized in that: comprises a main beam (1), an auxiliary beam (2), a side frame (3), a traction hanging frame assembly (4), a supporting wheel frame assembly (5), an air-blowing seed sowing device (6), a pre-ditching assembly (7) and a ditching, sowing and compacting integrated machine (8), wherein the auxiliary beam (2) is arranged at the front end of the main beam (1), two sides of the frame are welded through side frames (3), the traction frame hanging component (4) is connected with the main beam (1), two support wheel carrier components (5) are arranged, and are respectively fastened and connected with the two ends of the main beam (1), two air-blowing seed sowing devices (6) are arranged, the air-blowing seed sowing devices (6) are connected with the upper ends between the main beam (1) and the auxiliary beam (2) through frame rods, the pre-ditching component (7) is connected with the lower part of the auxiliary cross beam (2), and the ditching, sowing and pressing integrated machine (8) is connected with the rear part of the main cross beam (1).
2. The air-blown pasture no-tillage planter as claimed in claim 1, wherein: the traction hanger component (4) comprises a main fixing frame (40), an auxiliary fixing frame (41), a thick supporting rail (42), a thin supporting rail (43), a triangular hanging frame (44) and adjusting telescopic rods (45), wherein two main fixing frames (40) are symmetrically arranged, and are respectively welded with the main beam (1), the auxiliary fixing frame (41) is arranged between the two main fixing frames (40), and is welded with the main beam (1), two ends of the thick supporting rail (42) respectively penetrate through the main fixing frame (40), and is welded with the main fixing frame (40), the thin supporting rail (43) passes through the main fixing frame (40) and the auxiliary fixing frame (41), and are respectively welded with the main fixing frame (40) and the auxiliary fixing frame (41), the triangular hanging frame (44) is hinged with the end parts of the two main fixing frames (40), one end of the adjusting telescopic rod (45) is hinged with the upper end of the auxiliary fixing frame (41), and the other end of the adjusting telescopic rod is hinged with the upper end of the triangular hanging frame (44).
3. The air-blown pasture no-tillage planter as claimed in claim 1, wherein: the air-blowing seed sowing device (6) is provided with a plurality of seed outlets.
4. The air-blown pasture no-tillage planter as claimed in claim 1, wherein: the pre-grooving assembly (7) comprises a platform plate (70), a hinge plate (71), a reinforcing limit lath (72), a rocker plate I (73), a rocker plate II (74), a rocker plate III (75), a hinge shaft (76), a cylindrical rod (77), two pressure springs (78) and a pre-grooving disc (79), wherein the platform plate (70) is connected with the lower end of the auxiliary cross beam (2) through U-shaped bolts, the hinge plate (71) is provided with two hinge plates and symmetrically welded with the lower end of the platform plate (70), the reinforcing limit lath (72) is provided with two hinge plates and symmetrically welded with the upper end of the platform plate (70), the rocker plate I (73) is provided with two hinge plates which are respectively hinged with the hinge plate (71) through a shaft sleeve (76-1) on the hinge shaft (76), two sides of the rocker plate II (74) are respectively welded with the rocker plate I (73), the rocker plate III (75) is welded with the end part of the rocker plate II (74), the utility model discloses a hydraulic pressure ditching machine, including cylinder pole (77), cylinder pole (77) are equipped with two, and pass pressure spring (78) respectively, and cylinder pole (77) lower extreme passes platform board (70) and is articulated with rocker arm board three (75), the spacing pressure spring (78) of little plectane is passed through to cylinder pole (77) upper end, pressure spring (78) lower extreme and platform board (70) contact, it is articulated with rocker arm board one (73) to ditch dish (79) in advance.
5. The air-blown pasture no-tillage planter as claimed in claim 4, wherein: and a limiting groove (75-1) is formed in the third rocker arm plate (75).
6. The air-blown pasture no-tillage planter as claimed in claim 4, wherein: the ditching, sowing and compacting integrated machine (8) comprises a parallelogram link assembly (8-1), a seed discharging mechanism (8-2), a ditching and sowing assembly (8-3), a double compacting wheel mechanism (8-4) and a single compacting wheel mechanism (8-5), wherein the parallelogram link assembly (8-1) is connected with the rear end of a main cross beam (1), the seed discharging mechanism (8-2) is connected with the rear end of the parallelogram link assembly (8-1), the ditching and sowing assembly (8-3) is connected with the lower part of the seed discharging mechanism (8-2), the double compacting wheel mechanism (8-4) is connected with the lower part of the ditching and sowing assembly (8-3), and the single compacting wheel mechanism (8-5) is connected with the rear end of the ditching and sowing assembly (8-3).
7. The air-blown pasture no-tillage planter as claimed in claim 6, wherein: the parallelogram connecting frame assembly (8-1) comprises a front arm support (8-10), a rear arm support (8-11), upper connecting rods (8-12), lower connecting rods (8-13), adjusting buckles (8-14), upper cross rods (8-15), lower cross rods (8-16) and tension springs (8-17), the front arm support (8-10) is connected with the rear end of the main cross beam (1) through U-shaped bolts, the number of the upper connecting rods (8-12) is two and symmetrically arranged, the number of the lower connecting rods (8-13) is two and symmetrically arranged, the front end of each upper connecting rod (8-12) is hinged above the front arm support (8-10), the rear end of each upper connecting rod (8-12) is hinged above the rear arm support (8-11), the front end of each lower connecting rod (8-13) is hinged below the front arm support (8-10), the rear end of the lower connecting rod (8-13) is hinged with the lower part of the rear arm support (8-11), a plurality of adjusting holes (8-120) are formed in the upper connecting rod (8-12), adjusting buckles (8-14) are connected with the adjusting holes (8-120) through bolts, two ends of the upper cross rod (8-15) are respectively inserted into the adjusting buckles (8-14), two ends of the lower cross rod (8-16) are respectively welded with the lower connecting rod (8-13), the upper end of the tension spring (8-17) is hooked on the upper cross rod (8-15), and the lower end of the tension spring is hooked on the lower cross rod (8-16);
the seed metering mechanism (8-2) comprises a seed metering main frame (8-20), a seed metering auxiliary frame (8-21), a seed metering component (8-22) and a seed dropping pipe (8-23), the seed metering main frame (8-20) is connected with a rear arm support (8-11), the seed metering auxiliary frame (8-21) is tightly connected with the upper end of the seed metering main frame (8-20), the seed metering component (8-22) is connected with the seed metering auxiliary frame (8-21), and the upper end of the seed dropping pipe (8-23) is communicated with the seed discharging end of the seed metering component (8-22); the rear end of the seed sowing main frame (8-20) is provided with a single weight box (8-200);
the ditching and seeding assembly (8-3) comprises a seeding ditching rack (8-30), a formal ditching frame (8-31), a formal ditching disc (8-32), a ditching cutter plate assembly (8-33), a ditching shovel (8-34) and a seeding pipe (8-35), the seeding ditching rack (8-30) is fixedly connected with the lower part of the rear end of the rear arm support (8-11), the formal ditching frame (8-31) is fixedly connected with the lower part of the front end of the rear arm support (8-11), the formal ditching disc (8-32) is hinged with the formal ditching frame (8-31), the ditching cutter plate assembly (8-33) is fixedly connected with the lower part of the front end of the seeding ditching rack (8-30), and the ditching shovel (8-34) is fixedly connected with the lower part of the ditching cutter plate assembly (8-33), the upper end of the seeding pipe (8-35) is fixedly connected with the seeding and ditching machine frame (8-30), and the lower end is fixedly connected with the ditching cutter plate component (8-33); the upper end of the seeding pipe (8-35) is provided with three inoculation ports which are respectively communicated and connected with two air-blowing type seeding units (6) and a seeding assembly (8-22) seed outlet end;
the double-press wheel mechanism (8-4) comprises two press wheel frames (8-40), two press wheels (8-41), a stretching frame (8-42) and a locking handle (8-43), the two press wheel frames (8-40) are symmetrically arranged and hinged with the rear end of the sowing and ditching frame (8-30), the press wheels (8-41) are hinged with the press wheel frames (8-40), the stretching frame (8-42) is hinged with the upper end of the sowing and ditching frame (8-30), the lower end of the stretching frame is inserted into the inner wall of the press wheel frames (8-40) to be in sliding connection, the locking handle (8-43) is connected with the upper end of the stretching frame (8-42) in a resetting mode through a spring, and the locking handle is connected with the upper end of the sowing and ditching frame (8-30);
the single press wheel mechanism (8-5) comprises a hinged base (8-50), a connecting base (8-51), a single wheel carrier (8-52), a press wheel II (8-53) and an adjusting screw (8-54), the hinged base (8-50) is fixedly connected with the lower portion of the rear end of the sowing and ditching frame (8-30), the connecting base (8-51) is welded with the lower portion of the rear end of the hinged base (8-50), the single wheel carrier (8-52) is hinged with the hinged base (8-50), the press wheel II (8-53) is hinged with the lower end of the single wheel carrier (8-52), the lower end of the adjusting screw (8-54) is connected with the middle of the single wheel carrier (8-52), and the upper end of the adjusting screw passes through the connecting base (8-51) and is locked through a nut.
8. The air-blown pasture no-tillage planter as claimed in claim 7, wherein: the pre-ditching disc (79) and the formal ditching discs (8-32) are arranged in a collinear way.
9. The air-blown pasture no-tillage planter as claimed in claim 7, wherein: the pre-ditching disc (79) and the formal ditching discs (8-32) are arranged in a staggered mode.
10. The sowing process of the air-blowing type pasture grass no-tillage planter as claimed in claim 7, wherein: the method specifically comprises the following steps of,
step S1: pre-ditching, namely changing the downforce of a pre-ditching disc (79) by adjusting the elastic restoring force of a pressure spring (78) to break and cut the hard soil and the surface lodging raw grass;
step S2: ditching and seeding, namely performing formal ditching operation through formal ditching disks (8-32) in a ditching and seeding assembly (8-3), and then ditching through a ditching cutter plate assembly (8-33) and a ditching shovel (8-34) below the ditching cutter plate assembly; meanwhile, the two air-blowing seed sowing devices (6) and one seed sowing component (8-22) realize the mixed sowing operation of various grass seeds, and the seeds fall into the ditches opened by the furrowing shovels (8-34) through the pipelines and the sowing pipes (8-35);
step S3: the double press wheels are used for pressing, the rotating angle of the stretching frame (8-42) is adjusted by releasing the locking handle (8-43) to adjust the gap between the two press wheels I (8-41), and the requirements of sufficient soil covering and pressing strength after sowing are met;
step S4: and the single press wheel presses, and the press strength of the second press wheel (8-53) is adjusted through an adjusting screw rod (8-54), so that the requirements of deep ditching, shallow earthing and proper pressing are met.
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| CN202210659548.1A CN114982431B (en) | 2022-06-13 | 2022-06-13 | Air-blowing type forage no-tillage planter and planting process |
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| CN101595778A (en) * | 2008-06-03 | 2009-12-09 | 中国农业机械化科学研究院呼和浩特分院 | Pneumatic tillage-free seeder |
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| CN101828451A (en) * | 2010-06-04 | 2010-09-15 | 百绿国际草业(北京)有限公司 | No-tillage planter of grasslands |
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| CN102550171A (en) * | 2012-01-18 | 2012-07-11 | 郝德有 | Uniform wheat rolling sowing method and special rolling sowing machine |
| CN102972130A (en) * | 2012-12-05 | 2013-03-20 | 西北农林科技大学 | Anti-blocking device for seed-metering fertilizer pipe and slippage type groove opener employing device |
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| CN103340037A (en) * | 2013-06-26 | 2013-10-09 | 山西河东雄风农机有限公司 | Ultra-narrow row rotary tillage and fertilization integrated type wheat high-yield seeding machine |
| CN104025775A (en) * | 2014-05-27 | 2014-09-10 | 南京农业大学 | Seeder with middle ditching, unit profile modeling and seeding depth adjusting functions |
| CN104081917A (en) * | 2014-07-17 | 2014-10-08 | 中国农业大学 | Collocated-copying no-tillage and precision corn sowing machine |
| CN105210512A (en) * | 2015-09-24 | 2016-01-06 | 山东常林派克机械有限公司 | no-tillage precision seeder |
| CN105210488A (en) * | 2015-09-24 | 2016-01-06 | 山东常林派克机械有限公司 | A kind of adjustable parallel four bar feeler mechanism |
| CN105519273A (en) * | 2016-02-05 | 2016-04-27 | 中国农业大学 | Layered fertilizer application, deep scarification and sowing machine |
| CN206835612U (en) * | 2017-06-27 | 2018-01-05 | 中国农业大学 | One Room duplicate rows pneumatic seeder |
| CN207382921U (en) * | 2017-11-01 | 2018-05-22 | 内蒙古自治区农牧业科学院 | A kind of native pasture rejuvenation after-culture fertilizer applicator |
| CN207720680U (en) * | 2018-01-16 | 2018-08-14 | 佳木斯技师学院 | A kind of light-duty no-tillage four bar tumbler of Precision Seeding seeder monomer |
| US20200396894A1 (en) * | 2018-03-01 | 2020-12-24 | Precision Planting Llc | Trench closing assembly |
| CN108521951A (en) * | 2018-03-28 | 2018-09-14 | 贵州大学 | A kind of planter vibration damping autocontrol method |
| CA3019777A1 (en) * | 2018-10-04 | 2020-04-04 | Bourgault Industries Ltd. | Seed catching member for singulating meters |
| FR3096225A1 (en) * | 2019-05-24 | 2020-11-27 | Carbure Technologies | Seed drill |
| WO2021208302A1 (en) * | 2020-04-13 | 2021-10-21 | 中国农业机械化科学研究院 | Method and device for controlling seeding depth of no-tillage seeder |
| CN111480421A (en) * | 2020-04-17 | 2020-08-04 | 中国农业科学院草原研究所 | Multi-variety forage grass seed after-sowing fertilization no-tillage planter in degraded grassland |
| CN112042321A (en) * | 2020-08-12 | 2020-12-08 | 农业农村部南京农业机械化研究所 | Flexible hanging device for multidirectional adjustment of seeding unit |
| WO2022100172A1 (en) * | 2020-11-12 | 2022-05-19 | 山东省农业机械科学研究院 | Seedling belt stubble removing and paper tape seeding integrated operation device |
| CN215529900U (en) * | 2021-07-15 | 2022-01-18 | 吉林省四平东风联合收割机有限公司 | Combined structure of fertilizing and ditching machine of no-tillage seeder |
| CN114175881A (en) * | 2021-12-31 | 2022-03-15 | 中国农业大学吉林梨树实验站 | Multifunctional no-tillage seeder |
| CN114916292A (en) * | 2022-06-13 | 2022-08-19 | 北京德邦大为科技股份有限公司 | Air-blowing type forage grass no-tillage seeder |
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