CN112075168A - Ditching-seed discharging composite single ginseng precision seeder - Google Patents
Ditching-seed discharging composite single ginseng precision seeder Download PDFInfo
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- CN112075168A CN112075168A CN202010767663.1A CN202010767663A CN112075168A CN 112075168 A CN112075168 A CN 112075168A CN 202010767663 A CN202010767663 A CN 202010767663A CN 112075168 A CN112075168 A CN 112075168A
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- 235000003140 Panax quinquefolius Nutrition 0.000 title claims abstract description 59
- 235000008434 ginseng Nutrition 0.000 title claims abstract description 59
- 241000208340 Araliaceae Species 0.000 title claims abstract description 56
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 title claims abstract description 56
- 238000007599 discharging Methods 0.000 title claims abstract description 48
- 239000002131 composite material Substances 0.000 title claims abstract description 37
- 238000010899 nucleation Methods 0.000 claims abstract description 116
- 230000007246 mechanism Effects 0.000 claims abstract description 104
- 230000005540 biological transmission Effects 0.000 claims abstract description 78
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 27
- 238000009331 sowing Methods 0.000 claims description 164
- 241000721671 Ludwigia Species 0.000 claims description 27
- 239000000725 suspension Substances 0.000 claims description 22
- 239000002689 soil Substances 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 5
- 239000000178 monomer Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 19
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- 230000008859 change Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000035784 germination Effects 0.000 description 4
- 240000004371 Panax ginseng Species 0.000 description 3
- 235000002789 Panax ginseng Nutrition 0.000 description 3
- 240000005373 Panax quinquefolius Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 241000209046 Pennisetum Species 0.000 description 1
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- 230000009418 agronomic effect Effects 0.000 description 1
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- 230000018109 developmental process Effects 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
- A01C7/20—Parts of seeders for conducting and depositing seed
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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
- A01C5/062—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
- A01C7/04—Single-grain seeders with or without suction devices
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/18—Machines for depositing quantities of seed at intervals
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention relates to a ditching-seed discharging composite single type ginseng precision seeder, which belongs to the field of agricultural seeding machinery and comprises a ditching-seed discharging composite mechanism, a chain wheel transmission mechanism I, a speed reducer, a gasoline engine, an engine cover plate, a rack, a chain wheel transmission mechanism II, a front wheel and a rear wheel; the invention realizes narrow-row ditching and seeding by the ditching-seeding combined mechanism arranged at equal intervals under the condition of consistent ditch depth, realizes the integration of ditching and seeding, ensures that seeds can fall into the seed ditches after ditching, realizes intensive seeding of ginseng, and solves the problems of difficult intensive precision seeding of the ginseng and the problems of large labor force, low seeding efficiency, uneven seeding and the like in the traditional manual dibbling or semi-mechanical seeding process. Improves the seed utilization rate, saves labor force and saves the expenditure cost of ginseng growers.
Description
Technical Field
The invention belongs to the field of agricultural sowing machinery, and particularly relates to a ditching and seed discharging composite single ginseng precision seeder.
Background
Ginseng plays a significant role in Chinese traditional medicinal materials, and generally comprises the following components: traditional garden ginseng, American ginseng, Korean ginseng and the like in China. In recent years, with the advocation of homology of medicine and food and global Chinese medicine heat tide, the demand of ginseng is increased, and the planting area of ginseng is increased year by year. However, summarizing the ginseng planting agriculture, the seeding time of the traditional Chinese medicinal materials of ginseng is about 7-10 days at present, and the planting mode is narrow-row dense planting. The ginseng planting machine has the advantages that due to the fact that planting agriculture and ginseng seeds are easy to damage, manual dibbling is still relied on in a sowing link, manual labor is large, sowing is not uniform, sowing efficiency is low, sowing depth is not uniform, sowing is not uniform in manual sowing, the phenomena of multicast and rebroadcast often occur, seed waste is caused, difficulty is caused for later management of ginseng, cost expenditure of farmers is increased, and meanwhile industrialization development of ginseng traditional Chinese medicinal materials in China is limited.
Under the background, mechanical precision seeding machines adopted for seeding other crops are also used for seeding ginseng, although the productivity can be greatly improved, and the labor intensity is reduced; however, ginseng is required to be sown in a seedbed after germination accelerating, and intensive sowing is carried out on the width of a ridge bed when the transplanting method is used for sowing, so that the row spacing is relatively small, and the sowing row spacing of the existing sowing machines for other crops is relatively large, so that the ginseng is not suitable for intensive sowing.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a ditching-seed discharging composite monomer type ginseng precision seeder, which solves the problems of difficult intensive precision seeding of the existing ginseng and the problems of large labor force, low seeding efficiency, uneven seeding and the like in the traditional manual dibble seeding or semi-mechanical seeding process.
In order to realize the purpose, the invention is realized by the following technical scheme:
a ditching and seeding composite single type ginseng precision seeder comprises a ditching and seeding composite mechanism 1, a chain wheel transmission mechanism I5, a speed reducer 8, a gasoline engine 9, an engine cover plate 10, a frame 12, a chain wheel transmission mechanism II 13, a front wheel 14 and a rear wheel 15, the ditching and seed sowing combined mechanism is characterized in that the front wheels 14 and the rear wheels 15 are respectively installed at the bottom of the front end and the rear end of the rack 12 through rotating shafts, the rotating shafts of the front wheels 14 and the rear wheels 15 are connected through a chain wheel transmission mechanism II 13, an engine cover plate 10 is fixedly installed on the rack 12 above the front wheels 14, the gasoline engine 9 and the speed reducer 8 are fixedly installed on the engine cover plate 10, the speed reducer 8 is connected with a power output end of the gasoline engine 9, a power output shaft of the speed reducer 8 is connected with the rotating shaft of the front wheels 14 through a chain wheel transmission mechanism I5, and a row of ditching and seed sowing combined mechanisms 1 which are parallel to the wheel axes of the front wheels 14 and the rear wheels 15 and are uniformly arranged at equal intervals are installed.
Further, the ditching-seeding composite mechanism 1 comprises a chain spoon type seeding apparatus 1-1, a seed box 1-2, a double-disc ditcher 1-3, a seeding apparatus connecting support 1-4 and a seeding shaft 1-6, wherein two ends of the seeding shaft 1-6 are respectively arranged on a frame 12 through bearings, the seeding shaft 1-6 is connected with a speed reducer 8 through a transmission mechanism 2, the chain spoon type seeding apparatus 1-1 is uniformly arranged on the seeding shaft 1-6 at equal intervals, the chain spoon type seeding apparatus 1-1 is fixedly arranged on the frame 12 through the seeding apparatus connecting support 1-4, the chain spoon type seeding apparatus 1-1 is provided with the seed box 1-2 matched with the chain spoon type seeding apparatus, the bottom of the double-disc ditcher 1-3 is fixedly arranged at the bottom of the seeding apparatus connecting support 1-4, and the center position of the double-disc ditcher 1-3 is positioned at the front side of a seed outlet point of the chain spoon type seeding apparatus 1-1 .
Furthermore, the left side and the right side of the seed sowing device connecting support 1-4 are respectively and fixedly provided with a soil scraping blade 1-5, and the blade ends of the two soil scraping blades 1-5 are respectively tangent with the two outer side walls of the double-disc furrow opener 1-3.
Further, the chain bucket type seed sowing device 1-1 comprises a seed sowing device shell 1-1-1, seed protecting plates 1-1-2, a seed sowing chain 1-1-3, a seed spoon 1-1-4, a seed sowing driving chain wheel 1-1-5, seed sowing driving shaft sleeves 1-1-6, a lining 1-1-7, a seed sowing idler shaft 1-1-9, a seed sowing idler wheel 1-1-11 and a seed sowing spacer sleeve 1-1-14, the two seed sowing device shells 1-1-1 are connected through the lining 1-1-7, the seed sowing driving shaft sleeves 1-1-6 are arranged on the upper parts of the two seed sowing device shells 1-1-1, the seed sowing driving shaft sleeves 1-1-6 are fixedly sleeved on the seed sowing shafts 1-6, the seed sowing driving chain wheel 1-1-5 is fixedly arranged on the seed sowing driving shaft sleeve 1-1-6, two adjacent chain scoop type seed sowing devices 1-1 are separated by seed sowing spacer bushes 1-1-14 sleeved on the seed sowing shaft 1-6, the lower parts of two seed sowing device shells 1-1-1 are provided with seed sowing idle wheels 1-1-11 through seed sowing idle wheel shafts 1-1-9, the seed sowing driving chain wheel 1-1-5 and the seed sowing idle wheels 1-1-11 are positioned between the two seed sowing device shells 1-1-1, the seed sowing chain 1-1-3 is arranged on the seed sowing driving chain wheel 1-1-5 and the seed sowing idle wheels 1-1-11, the seed sowing chain 1-1-3 is provided with seed scoops 1-1-4 at equal intervals, the seed spoon 1-1-4 on the rear side of the seed sowing chain 1-1-3 is positioned in the seed box 1-2, and the front side walls of the two seed sowing device shells 1-1-1 are provided with a seed protecting plate 1-1-2.
Furthermore, the rear sides of the lower ends of the two seed metering device shells 1-1-1 are provided with tensioning mechanisms for tensioning seed metering chains 1-1-3, each tensioning mechanism comprises a seed metering driven shaft 1-1-8, a seed metering driven chain wheel 1-1-10, tensioning springs 1-1-12 and tensioning spring retaining pieces 1-1-13, the side walls of the two seed metering device shells 1-1-1 are respectively provided with an inclined strip-shaped through hole, the upper ends of the strip-shaped through holes are provided with the tensioning spring retaining pieces 1-1-13, the upper ends of the two tensioning springs 1-1-12 are respectively fixed on the tensioning spring retaining pieces 1-1-13, the lower ends of the two tensioning springs 1-1-12 are respectively fixed at the two ends of the seed metering driven shafts 1-1-8, the middle part of the seeding driven shaft 1-1-8 is provided with a seeding driven chain wheel 1-1-10 positioned between the two seeding unit shells 1-1-1, and the seeding driven chain wheel 1-1-10 is connected with the seeding chain 1-1-3.
Further, the seed box 1-2 comprises a box body 1-2-1, a brush fixing piece 1-2-2 and a brush 1-2-3, the box body 1-2-1 is fixedly arranged on a seed sowing device shell 1-1-1, an opening which is convenient for a seed sowing chain 1-1-3 to pass through and a seed spoon 1-1-4 on the seed sowing chain 1-1-3 to extend into the box body 1-2-1 is arranged on the front side wall of the box body 1-2-1, a square hole which ensures the seed spoon 1-1-4 to pass through is arranged at the bottom of the box body 1-2-1, and a brush 1-2-3 which seals the square hole at the bottom of the box body 1-2-1 is obliquely arranged at the bottom of the box body 1-2-1 through a brush fixing sheet 1-2-2.
Further, the double-disc furrow opener 1-3 comprises a furrow opening disc 1-3-1, a bracket 1-3-2, a fixing plate 1-3-3 and a fixing block 1-3-4, the fixed plate 1-3-3 is fixedly arranged on a seed sowing device connecting support 1-4, the support 1-3-2 is fixedly arranged at the bottom of the fixed plate 1-3-3, two sides of the lower end of the fixed plate 1-3-3 are respectively and fixedly provided with a fixed block 1-3-4, two fixed blocks 1-3-4 are respectively provided with a ditching disc 1-3-1 through a bearing, the front ends of the two ditching discs 1-3-1 are closed, the rear ends of the two ditching discs are opened, and the lower end of the seed sowing chain 1-1-3 penetrates out of the opening end of the ditching disc 1-3-1.
Further, the ditching and seed discharging composite mechanism 1 is arranged on a frame 12 through a seed depth adjusting mechanism 3, the seed depth adjusting mechanism 3 comprises a girder 3-1, a left adjusting block 3-2, a left seed discharging suspension loop 3-3, a left adjusting suspension loop 3-4, a left adjusting screw rod 3-5, a thrust bearing 3-6, a right seed discharging suspension loop 3-7, a right adjusting screw rod 3-8, a right adjusting suspension loop 3-9 and a right adjusting block 3-10, the inner walls of the left side and the right side of the frame 12 are respectively provided with a sliding chute for mounting the left adjusting block 3-2 and the right adjusting block 3-10, the top of the left adjusting block 3-2 and the right adjusting block 3-10 is only provided with the left adjusting suspension loop 3-4 and the right adjusting suspension loop 3-9, and the left adjusting screw rod 3-5 and the right adjusting screw rod 3-9 are respectively arranged on the left adjusting suspension loop 3-4 and the right adjusting suspension loop 3-9 8, a screw hole matched with the left adjusting screw rod 3-5 and the right adjusting screw rod 3-8 is respectively formed in the frame 12, the crossbeam 3-1 is fixedly arranged on the left adjusting block 3-2 and the right adjusting block 3-10, the left adjusting block 3-2 and the right adjusting block 3-10 are respectively provided with a left seed discharging hanging lug 3-3 and a right seed discharging hanging lug 3-7, the seed discharging shaft 1-6 is arranged on the left seed discharging hanging lug 3-3 and the right seed discharging hanging lug 3-7 through a bearing, and the seed discharging device connecting support 1-4 is fixedly arranged on the crossbeam 3-1.
Further, the transmission mechanism 2 comprises a support frame 2-1, a chain wheel transmission mechanism III 2-2, a transmission shaft 2-3, a chain wheel transmission mechanism IV 2-4, a jaw clutch 2-5 and a chain wheel transmission mechanism V2-6, wherein the support frame 2-1 is fixedly arranged on the frame 12, the support frame 2-1 is provided with a transmission shaft 2-3 through a bearing, one end of the transmission shaft 2-3 is connected with the speed reducer 8 through the chain wheel transmission mechanism III 2-2, the other end of the transmission shaft 2-3 is connected with the jaw clutch 2-5 through the chain wheel transmission mechanism IV 2-4, and the jaw clutch 2-5 is connected with the seed sowing shaft 1-6 through the chain wheel transmission mechanism V2-6.
The invention has the beneficial effects that:
the invention realizes narrow-row ditching and seeding by the ditching-seeding combined mechanism arranged at equal intervals under the condition of consistent ditch depth, realizes the integration of ditching and seeding, ensures that seeds can fall into the seed ditches after ditching, realizes intensive seeding of ginseng, and solves the problems of difficult intensive precision seeding of the ginseng and the problems of large labor force, low seeding efficiency, uneven seeding and the like in the traditional manual dibbling or semi-mechanical seeding process. Improves the seed utilization rate, saves labor force and saves the expenditure cost of ginseng growers.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a schematic structural view I of the ditching-seeding composite mechanism of the invention;
FIG. 4 is a schematic structural view II of the ditching-seed discharging composite mechanism of the invention;
FIG. 5 is a front view of the structure of the ditching-seeding composite mechanism of the present invention;
FIG. 6 is a schematic structural view of a chain bucket type seed metering device of the present invention;
FIG. 7 is a schematic structural view II of the chain bucket type seed sowing device of the present invention;
FIG. 8 is an exploded view of the chain bucket seed meter of the present invention;
FIG. 9 is a schematic view of the structure of the seed box of the present invention;
FIG. 10 is a top view of a seed case of the present invention;
FIG. 11 is a schematic view of the construction of a dual disc shank of the present invention;
FIG. 12 is a rear elevational view of a dual disc shank of the present invention;
FIG. 13 is a schematic view of the connection structure of the bracket, the fixing plate and the fixing block of the present invention;
FIG. 14 is a schematic structural view of a mechanism for adjusting the depth of a plant according to the present invention;
FIG. 15 is a schematic structural view II of the sowing depth adjusting mechanism of the present invention;
fig. 16 is a rear view of the present invention sowing depth adjusting mechanism;
FIG. 17 is a schematic structural view of the transmission mechanism of the present invention;
FIG. 18 is a schematic structural view II of the transmission mechanism of the present invention;
FIG. 19 is a schematic view of the structure of the seed spoon of the present invention
FIG. 20 is a cross-sectional view of a seed spoon of the present invention;
FIG. 21 is a schematic view of the structure of the plant spacing adjuster of the present invention;
FIG. 22 is a plan view of the row spacing adjuster of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1-2, the ditching-seeding composite single type ginseng precision seeder comprises a ditching-seeding composite mechanism 1, a chain wheel transmission mechanism I5, a speed reducer 8, a gasoline engine 9, an engine cover plate 10, a frame 12, a chain wheel transmission mechanism II 13, a front wheel 14 and a rear wheel 15, wherein the front wheel 14 and the rear wheel 15 are respectively installed at the bottom of the front end and the rear end of the frame 12 through rotating shafts, the rotating shafts of the front wheel 14 and the rear wheel 15 are connected through the chain wheel transmission mechanism II 13, the engine cover plate 10 is fixedly installed on the frame 12 above the front wheel 14, the gasoline engine 9 and the speed reducer 8 are fixedly installed on the engine cover plate 10, the speed reducer 8 is connected with the power output end of the gasoline engine 9, the power output shaft of the speed reducer 8 is connected with the rotating shaft of the front wheel 14 through the chain wheel transmission mechanism I5, a row of the front wheel 14 and the rear wheel 15 are installed on the, The axle lines of the rear wheels 15 are parallel to the ditching-seeding composite mechanism 1 which is uniformly arranged at equal intervals. The gasoline engine 9 drives the speed reducer 8 to work, meanwhile, the speed reducer 8 reduces the rotating speed output by the gasoline engine 9 and then drives the front wheel 14 to rotate through the chain wheel transmission mechanism I5, the rotating front wheel 14 drives the rear wheel 15 to rotate through the chain wheel transmission mechanism II 13, and the front wheel 14 and the rear wheel 15 drive the whole ginseng precision seeding machine to walk. In the running process of the precision seeder for ginseng, narrow-row ditching is realized by a row of ditching-seeding composite mechanisms 1 which are uniformly arranged on the rack 12 at equal intervals, and seeds are sowed into seed ditches.
As shown in fig. 3-5, the ditching-seeding composite mechanism 1 comprises a chain-scoop type seeding apparatus 1-1, a seed box 1-2, a double-disc ditcher 1-3, a seeding apparatus connecting support 1-4 and a seeding shaft 1-6, wherein two ends of the seeding shaft 1-6 are respectively installed on a frame 12 through bearings, the seeding shaft 1-6 is connected with a speed reducer 8 through a transmission mechanism 2, the chain-scoop type seeding apparatus 1-1 is evenly installed on the seeding shaft 1-6 at equal intervals, the chain-scoop type seeding apparatus 1-1 is fixedly installed on the frame 12 through the seeding apparatus connecting support 1-4, the chain-scoop type seeding apparatus 1-1 is provided with the seed box 1-2 matched with the chain-scoop type seeding apparatus 1-1, the bottom of the double-disc ditcher 1-3 is fixedly installed at the bottom of the seeding apparatus connecting support 1-4, and the center of the double-disc furrow opener 1-3 discs is positioned at the front side of the seed outlet point of the chain bucket type seed sowing device 1-1. As shown in figure 6-8, a chain bucket type seed sowing device 1-1 comprises a seed sowing device shell 1-1-1, seed protecting plates 1-1-2, a seed sowing chain 1-1-3, seed scoops 1-1-4, seed sowing driving chain wheels 1-1-5, seed sowing driving shaft sleeves 1-1-6, bushes 1-1-7, seed sowing idler shafts 1-1-9, seed sowing idler wheels 1-1-11 and seed sowing spacer sleeves 1-1-14, wherein the two seed sowing device shells 1-1-1 are connected through the bushes 1-1-7, the seed sowing driving shaft sleeves 1-1-6 are arranged at the upper parts of the two seed sowing device shells 1-1-1, the seed sowing driving shaft sleeves 1-1-6 are fixedly sleeved on the seed sowing shafts 1-6, the seed sowing driving chain wheel 1-1-5 is fixedly arranged on the seed sowing driving shaft sleeve 1-1-6, two adjacent chain scoop type seed sowing devices 1-1 are separated by seed sowing spacer bushes 1-1-14 sleeved on the seed sowing shaft 1-6, the lower parts of two seed sowing device shells 1-1-1 are provided with seed sowing idle wheels 1-1-11 through seed sowing idle wheel shafts 1-1-9, the seed sowing driving chain wheel 1-1-5 and the seed sowing idle wheels 1-1-11 are positioned between the two seed sowing device shells 1-1-1, the seed sowing chain 1-1-3 is arranged on the seed sowing driving chain wheel 1-1-5 and the seed sowing idle wheels 1-1-11, the seed sowing chain 1-1-3 is provided with seed scoops 1-1-4 at equal intervals, the seed spoon 1-1-4 on the rear side of the seed sowing chain 1-1-3 is positioned in the seed box 1-2, and the front side walls of the two seed sowing device shells 1-1-1 are provided with a seed protecting plate 1-1-2. Two adjacent chain scoop type seed metering devices 1-1 are separated by seed metering spacer bushes 1-1-14 sleeved on the seed metering shafts 1-6, so that the adjustment of the spacing between the seeding rows can be realized by selecting the seed metering spacer bushes 1-1-14 with certain sizes according to the seed metering requirements. The ginseng seeds after pregermination are stored in the seed box 1-2, and the double-disc furrow opener 1-3 can be inserted into soil of a ridge bed to open a seed furrow on the ridge bed in the whole running process of the ginseng precision seeder. At the moment, the speed reducer 8 drives the seed shaft 1-6 to rotate through the transmission mechanism 2, the seed shaft 1-6 drives the seed driving shaft sleeve 1-1-6 arranged on the seed shaft to rotate in the rotating process, so that the seed driving shaft sleeve 1-1-6 drives the seed driving chain wheel 1-1-5 arranged on the seed shaft sleeve to rotate, the seed driving chain wheel 1-1-5 drives the seed chain 1-1-3 to drive in the rotating process, so that the seed scoops 1-1-4 uniformly arranged on the seed shaft are driven by the seed chain 1-1-3 to drive together with the seed scoops, when the seed scoops 1-1-4 rotate into the seed box 1-2, one seed in the seed box 1-2 can be picked up and then driven by the seed scoops 1-1-3, the center of the double-disc opener 1-3 is positioned at the front side of the seed outlet point of the chain spoon type seed sowing device 1-1, and the lower end of the double-disc opener 1-3 opposite to the center is a ditching point, so that the double-disc opener 1-3 is ensured to ditch first, after the seed ditch is ditched, when the seed chain 1-1-3 drives the seed spoon 1-1-4 containing seeds to reach the position of the seed sowing idler wheel 1-1-11, the seed spoon 1-1-4 starts to reverse under the transmission of the seed sowing chain 1-1-3, at the moment, the seed spoon 1-1-4 stably pours the seeds in the seed spoon 1-1-4 into the seed ditch during reversing, the seed throwing is finished, and the equal-spacing seeding is realized in a sequential and circular manner.
In the invention, as shown in fig. 19-20, the seed spoon 1-1-4-1 is in a cone-like structure with a small upper end and a large lower end, the middle of the seed spoon 1-1-4-1 is provided with a mounting hole 1-1-4-4, the seed spoon 1-1-4-1 is mounted on a seed feeding chain 1-1-3 through a self-tapping nail matched with the mounting hole 1-1-4-4, the top of the upper end of the seed spoon 1-1-4-1 is provided with a shaped hole 1-1-4-2 with a smooth inner wall, the shape design of the shaped hole 1-1-4-2 is designed according to the shape of a ginseng seed, and the bottom of the shaped hole 1-1-4-2 is designed to be inclined, the side part of the shaped hole 1-1-4-2 close to the seed sowing chain 1-1-3 is provided with a seed guiding bulge 1-1-4-5, and the bottom of the lower end of the seed spoon body 1-1-4-1 is provided with a seed supporting groove 1-1-4-3. When the seed sowing chain 1-1-3 drives the seed spoon 1-1-4 entering the seed box 1-2 to move upwards, the seed guiding bulge 1-1-4-5 and the small end of the seed spoon body 1-1-4-1 enter the seed box 1-2, so that the seed guiding bulge 1-1-4-5 has a seed guiding function and can prevent seeds from being scratched by the seed spoon body 1-1-4-1, when the type hole 1-1-4-2 at the top of the seed spoon body 1-1-4-1 enters the seed box 1-2, the seeds in the seed box 1-2 enter the type hole 1-1-4-2 under the vibration effect by virtue of the self-vibration of the seeder, and the shape design of the type hole 1-1-4-2 is designed according to the shape of the ginseng seeds, the bottom of the seed spoon is designed to be inclined, so that only one seed can be filled into the shaped hole 1-1-4-2, the seed spoon 1-1-4 filled with the seed can move upwards along with the seed discharging chain 1-1-3, when the seed spoon 1-1-4 reaches the highest point of the seed discharging driving chain wheel 1-1-5, the seed spoon 1-1-4 starts to turn along with the movement track of the seed discharging chain 1-1-3, namely the opening of the shaped hole 1-1-4-2 of the seed spoon 1-1-4 starts to face downwards, the opening of the seed supporting groove 1-1-4-3 starts to face upwards, at the moment, the whole seed spoon 1-1-4 moves downwards, and the seed spoon 1-1-4 guides the seed in the shaped hole 1-1-4-2 to the support of the seed spoon 1-1-4 at the front side of the movement of the seed spoon 1-1-4 in the reversing process The seed in the seed groove 1-1-4-3 is contained by the other seed spoon 1-1-4 to move downwards, when the seed spoon 1-1-4 reaches the position of the seed sowing idle wheel 1-1-11, the seed spoon 1-1-4 is reversed again, and the seed in the seed supporting groove 1-1-4-3 is poured into the seed ditch by the seed spoon 1-1-4 in the reversing process. By arranging the seed spoon 1-1-4 with the structure, the germination acceleration of the ginseng seeds can be prevented from being damaged, and the emergence rate of the ginseng seeds can be seriously influenced. In addition, the surface of the ginseng seed is rough and wrinkled, the shape is irregular, and the seeds can be smoothly filled and poured out in the sowing process by designing the holes 1-1-4-2 with smooth inner walls and inclined bottoms, so that the phenomena of seed clamping, skin breaking, bud injury and the like are avoided, and serious loss is caused.
As shown in the figures 11-13, the double-disc furrow opener 1-3 comprises a furrow opening disc 1-3-1, a support 1-3-2, a fixing plate 1-3-3 and a fixing block 1-3-4, wherein the fixing plate 1-3-3 is fixedly arranged on a seed sowing device connecting support 1-4, the support 1-3-2 is fixedly arranged at the bottom of the fixing plate 1-3-3, two fixing blocks 1-3-4 are respectively and fixedly arranged at two sides of the lower end of the fixing plate 1-3-3, the two fixing blocks 1-3-4 are respectively provided with the furrow opening disc 1-3-1 through bearings, the furrow opening included angle of the two furrow opening discs 1-3-1 is 8 degrees due to the design of the double-disc fixing blocks 1-3-4, namely, the front ends of the two ditching disks 1-3-1 are closed, the rear ends are opened, and the lower ends of the seed sowing chains 1-1-3 penetrate out of the opened ends of the ditching disks 1-3-1. Because the two ditching disks 1-3-1 are in a certain angle, the front ends of the ditching disks are closed, the rear ends are opened, the closed front ends of the two ditching discs 1-3-1 are ditching blades, the ditching discs 1-3-1 can rotate under the resistance of soil when the seeder walks, thus ensuring that the soil is cut by the blade in advance during the ditching work, ensuring the integral trafficability in the soil formed by the two ditching disks 1-3-1, reducing the ditching resistance, meanwhile, the width of the seed ditch can be ensured through the opening ends of the two ditching disks 1-3-1, the lower end of the seed discharging chain 1-1-3 is positioned at the opening end of the two ditching discs 1-3-1, so that the seeds in the seed spoon 1-1-4 can smoothly fall into the seed ditch.
In the invention, preferably, the left side and the right side of the seed sowing device connecting support 1-4 are respectively and fixedly provided with a scraper blade 1-5, and the blade ends of the two scraper blades 1-5 are respectively tangent with the two outer side walls of the double-disc furrow opener 1-3. By designing the two soil scraping pieces 1-5 to be tangent to the two outer side walls of the double-disc furrow opener 1-3, the double-disc furrow opener 1-3 can be used for removing soil adhered to the two outer side walls of the soil discharge, and the double-disc furrow opener 1-3 can be ensured to continuously open seed ditches with consistent width and depth.
The rear sides of the lower ends of the two seed metering device shells 1-1-1 are provided with tensioning mechanisms for tensioning seed metering chains 1-1-3, each tensioning mechanism comprises a seed metering driven shaft 1-1-8, seed metering driven chain wheels 1-1-10, tensioning springs 1-1-12 and tensioning spring retaining pieces 1-1-13, the side walls of the two seed metering device shells 1-1-1 are respectively provided with an inclined strip-shaped through hole, the upper ends of the strip-shaped through holes are provided with the tensioning spring retaining pieces 1-1-13, the upper ends of the two tensioning springs 1-1-12 are respectively fixed on the tensioning spring retaining pieces 1-1-13, the lower ends of the two tensioning springs 1-1-12 are respectively fixed at the two ends of the seed metering driven shafts 1-1-8, and the middle parts of the seed metering driven shafts 1-1-8 are provided with tensioning mechanisms positioned at the two seed metering A seed sowing driven chain wheel 1-1-10 arranged between the two-1, and the seed sowing driven chain wheel 1-1-10 is connected with a seed sowing chain 1-1-3. When the seed sowing driven chain wheel 1-1-10 is connected with the seed sowing chain 1-1-3, the tension spring 1-1-12 is in a compression state, when the seed sowing chain 1-1-3 is loosened after long-time working, the seed sowing driven shaft 1-1-8 can be pushed to move towards the lower end of the strip-shaped through hole under the action of the tension spring 1-1-12, so that the seed sowing driven chain wheel 1-1-10 arranged on the seed sowing driven shaft 1-1-8 can move, the wrap angle of the seed sowing chain 1-1-3 on the seed sowing driven chain can be increased through the movement of the seed sowing driven chain wheel 1-1-10, the loosened seed sowing chain 1-1-3 can be tensioned by the seed sowing driven chain wheel 1-1-10, and the seed sowing chain 1-1-3 can stably drive the seed spoon 1-1-4 on the seed sowing chain to realize smooth and stable operation And (5) sowing.
As shown in the figures 9-10, the seed box 1-2 comprises a box body 1-2-1, a brush fixing piece 1-2-2 and a brush 1-2-3, the box body 1-2-1 is fixedly arranged on a seed sowing device shell 1-1-1, an opening which is convenient for a seed sowing chain 1-1-3 to pass through and a seed spoon 1-1-4 on the seed sowing chain 1-1-3 to extend into the box body 1-2-1 is arranged on the front side wall of the box body 1-2-1, a square hole which ensures the seed spoon 1-1-4 to pass through is arranged at the bottom of the box body 1-2-1, and a brush 1-2-3 which seals the square hole at the bottom of the box body 1-2-1 is obliquely arranged at the bottom of the box body 1-2-1 through a brush fixing sheet 1-2-2. The brush 1-2-3 covers the square opening, so that the passing performance of the seed spoon 1-1-4 is guaranteed, and the seeds in the seed box 1-2 are prevented from falling from the square hole. Meanwhile, the seed discharging chain 1-1-3 is positioned in an opening formed in the front side wall of the box body 1-2-1, the seed spoon 1-1-4 extends into the box body 1-2-1 from the opening in the transmission process, the seed can be prevented from leaking from the opening by the seed discharging chain 1-1-3, and the seed spoon 1-1-4 can be smoothly filled with the seeds in the box body 1-2-1. The box body 1-2-1 is designed into a double-layer structure, the capacity of the seed box 1-2 is increased due to the design of an upper layer structure, the consistency of the height of the seed layer is ensured due to the design of a lower layer structure, and the seeds do not overflow the seed box 1-2 in the seed filling process.
As shown in figures 14-16, the ditching and seed discharging composite mechanism 1 is arranged on a frame 12 through a seed discharging depth adjusting mechanism 3, the seed discharging depth adjusting mechanism 3 comprises a girder 3-1, a left adjusting block 3-2, a left seed discharging suspension loop 3-3, a left adjusting suspension loop 3-4, a left adjusting screw rod 3-5, a thrust bearing 3-6, a right seed discharging suspension loop 3-7, a right adjusting screw rod 3-8, a right adjusting suspension loop 3-9 and a right adjusting block 3-10, the inner walls of the left side and the right side of the frame 12 are respectively provided with a chute for mounting the left adjusting block 3-2 and the right adjusting block 3-10, the top parts of the left adjusting block 3-2 and the right adjusting block 3-10 are respectively only the left adjusting suspension loop 3-4 and the right adjusting suspension loop 3-9, and the left adjusting screw rod 3-5 and the right adjusting screw rod 3-5 are respectively arranged on the left adjusting suspension loop 3-4 and the right adjusting suspension loop 3-9 3-8 of adjusting screw rods, screw holes matched with the left adjusting screw rods 3-5 and the right adjusting screw rods 3-8 are respectively arranged on the frame 12, a crossbeam 3-1 is fixedly arranged on a left adjusting block 3-2 and a right adjusting block 3-10, a left seed discharging hanging lug 3-3 and a right seed discharging hanging lug 3-7 are respectively arranged on the left adjusting block 3-2 and the right adjusting block 3-10, a seed discharging shaft 1-6 is arranged on the left seed discharging hanging lug 3-3 and the right seed discharging hanging lug 3-7 through bearings, and a seed discharging device connecting support 1-4 is fixedly arranged on the crossbeam 3-1. By rotating the left adjusting screw rod 3-5 and the right adjusting screw rod 3-8, the height position of the left adjusting block 3-2 and the right adjusting block 3-10 in a chute on the frame 12 can be adjusted, so that the height positions of the girder 3-1 and the seed shaft 1-6 can be adjusted, the position of the ditching-seed discharging composite mechanism 1 arranged on the girder 3-1 and the seed shaft 1-6 can be realized, and the ditching depth and the seeding depth can be adjusted. The left adjusting block 3-2 and the right adjusting block 3-10 are respectively provided with a guide nail 3-11, the rack 12 is provided with a vertical guide hole for the guide nail 3-11 to pass through, and the edge of the guide hole is provided with scales, so that when the depth is adjusted by the depth adjusting mechanism 3, the height of the depth adjusting frame 3 can be adjusted through the scales of the dial disc-left 12-1-5 and the dial disc-right 12-2-5, and the positions of the guide nails 3-11 in the guide holes can be observed and can be read visually through the scales.
As shown in fig. 17-18, the transmission mechanism 2 comprises a support frame 2-1, a sprocket transmission mechanism iii 2-2, a transmission shaft 2-3, a sprocket transmission mechanism iv 2-4, a dog clutch 2-5, and a sprocket transmission mechanism v 2-6, wherein the support frame 2-1 is fixedly mounted on the frame 12, the support frame 2-1 is provided with a transmission shaft 2-3 through a bearing, one end of the transmission shaft 2-3 is linked with the reducer 8 through the sprocket transmission mechanism iii 2-2, the other end of the transmission shaft 2-3 is connected with the dog clutch 2-5 through the sprocket transmission mechanism iv 2-4, and the dog clutch 2-5 is connected with the seeding shaft 1-6 through the sprocket transmission mechanism v 2-6. The driving of the seed sowing shaft 1-6 is finally realized through the cooperation of the chain wheel transmission mechanism III 2-2, the chain wheel transmission mechanism IV 2-4 and the chain wheel transmission mechanism V2-6 with the transmission shaft 2-3 and the jaw clutch 2-5, in the process, the power transmission between the chain wheel transmission mechanism IV 2-4 and the chain wheel transmission mechanism V2-6 can be cut off through the jaw clutch 2-5 when the seeder is not sown, the ditching-seed sowing composite mechanism 1 is ensured not to work in the process that the seeder is not sown, and the walking function is realized only through the front wheel 14 and the rear wheel 15.
In the invention, a rotating frame 2-7 is arranged on a supporting frame 2-1 through a pin shaft, two ends of the supporting frame 2-1 are respectively provided with a tension chain wheel I2-9 and a tension chain wheel II 2-10 which are connected with a chain of a chain wheel transmission mechanism V2-6, and a spring 2-8 is arranged between the rotating frame 2-7 and the supporting frame 2-1. Therefore, when the sowing depth of the ditching-seed discharging composite mechanism 1 is adjusted by the sowing depth adjusting mechanism 3, the tensioning chain wheels I2-9 and the tensioning chain wheels II 2-10 which are connected with the chain of the chain wheel transmission mechanism V2-6 can drive the rotating frames 2-7 to rotate around the pin shafts under the action of the chain wheel transmission mechanism V2-6, so that the two ends of the rotating frames 2-7 are upwarped and descended to change the position of the chain wheel transmission mechanism V2-6 along with the position change of the seed discharging shaft 1-6, and the sowing depth of the ditching-seed discharging composite mechanism 1 can be ensured to be realized under the action of not replacing the chain of the chain wheel transmission mechanism V2-6. Because the rotating frames 2-7 are under the action of the springs 2-8, the tension chain wheels I2-9 and II 2-10 on the rotating frames 2-7 can be always connected with the chain of the chain wheel transmission mechanism V2-6, the sowing depth adjustment of the ditching-seed discharging composite mechanism 1 is ensured, and meanwhile, the chain of the chain wheel transmission mechanism V2-6 can be always in a tension state.
In the invention, as shown in fig. 21-22, preferably, a plant spacing adjuster 4-6 can be mounted on a support frame 2-1, the plant spacing adjuster 4-6 is provided with a gearbox, the gearbox can be selected from a gearbox of a pennisetum hardware factory, an adjusting input shaft 4-6-2 of the plant spacing adjuster 4-6 is connected with a speed reducer 8 through a sprocket transmission mechanism III 2-2, an adjusting output shaft 4-6-3 is connected with a jaw clutch 2-5 through a sprocket transmission mechanism IV 2-4, and a gear set is arranged inside the plant spacing adjuster 4-6, so that the change of 7 gears (neutral gear and 1-6 speed adjusting gear) can be realized. When the plant spacing is adjusted, the adjusting handle 4-6-1 is moved to change different gears, the transmission ratio between the adjusting input shaft 4-6-2 and the adjusting output shaft 4-6-3 is changed, and further the rotating speed of the seeding shaft 1-6 is changed, so that the speed relation between the seeding shaft and the front wheel 14 is changed, and the purpose of adjusting the plant spacing is further achieved through the traveling distance of the front wheel 14 and the seed dropping speed of the seeding shaft 1-6.
The working process of the invention is as follows:
before working, the height position of the ditching-seeding composite mechanism 1 is adjusted through the seeding depth adjusting frame 3 to realize the adjustment of the seeding depth, and then ginseng seeds are loaded into the seed box 1-2 to close the jaw clutch 2-5. The gasoline engine 9 is started, the gasoline engine 9 drives the speed reducer 8 to rotate, the speed reducer 8 drives the front wheel 14 to rotate through the chain wheel transmission mechanism I5, the rotating front wheel 14 drives the rear wheel 15 to rotate through the chain wheel transmission mechanism II 13, and the whole seeding machine is driven to walk through the front wheel 14 and the rear wheel 15. The seeder walks, the ditching disc 1-3-1 rotates under the resistance action of soil, and a row of seed ditches with consistent depth are scribed on the ridge bed; meanwhile, the speed reducer 8 drives the seed shaft 1-6 to rotate through the transmission mechanism 2, the seed shaft 1-6 drives the seed driving shaft sleeve 1-1-6 arranged on the seed shaft to rotate in the rotating process, so that the seed driving chain wheel 1-1-5 arranged on the seed shaft sleeve 1-1-6 is driven to rotate by the seed driving shaft sleeve 1-1-6, the seed driving chain wheel 1-1-5 drives the seed chain 1-1-3 to drive in the rotating process, so that the seed scoops 1-1-4 uniformly arranged on the seed chain 1-1-3 are driven to drive along with the seed scoops, when the seed scoops 1-1-4 rotate into the seed box 1-2, one seed in the seed box 1-2 can be picked up and then driven along with the seed box chain 1-1-3, the center of the double-disc opener 1-3 is positioned at the front side of the seed outlet point of the chain spoon type seed sowing device 1-1, and the lower end of the double-disc opener 1-3 opposite to the center is a ditching point, so that the double-disc opener 1-3 is ensured to ditch first, after the seed ditch is ditched, when the seed chain 1-1-3 drives the seed spoon 1-1-4 containing seeds to reach the position of the seed sowing idler wheel 1-1-11, the seed spoon 1-1-4 starts to reverse under the transmission of the seed sowing chain 1-1-3, at the moment, the seed spoon 1-1-4 stably pours the seeds in the seed spoon 1-1-4 into the seed ditch during reversing, the seed throwing is finished, and the equal-spacing seeding is realized in a sequential and circular manner. With the continuous running of the seeder, the rear wheel 15 backfills the soil of the ditches dug by the ditching disc 1-3-1 to cover the seeds, and meanwhile, the rear wheel 15 rolls on the ridge beds after the seeds are sowed to play a role in compacting and play a role in preserving water and moisture for ginseng growth. Because the seedbed after sowing and rolling can not be pedaled, the agricultural machinery can operate the operating handrails 11 arranged on the two sides of the machine when controlling the machine to work, and the agricultural machinery walks in furrows on the two sides of the ridge bed.
Aiming at the agronomic planting requirement of a dense direct seeding method of ginseng (including traditional garden ginseng, American ginseng, Korean ginseng and the like), the narrow-row ditching can be realized on the premise of ensuring zero seed damage of ginseng seeds subjected to germination accelerating treatment before sowing, and the ditching is consistent in depth and adjustable in depth; can realize uniform seeding plant spacing, adjustable plant row spacing and consistent seeding depth. The double-disc furrow opener can be used for ditching in narrow rows by redesigning the furrow opener; narrow-row seeding can be realized through the innovative design of the chain spoon type seed sowing device, the seed filling is stable, and the seed sowing is uniform; by combining the shape and physical and mechanical properties of the ginseng seeds and designing the seed spoon, single-seed filling can be realized without leakage; through the combined type design with two disc furrow openers and chain spoon formula seed metering ware, can realize that the machine conveniently adjusts the row spacing, convenient dismantlement can guarantee that the seed is accurate to fall into at the bottom of the ditch, is the important assurance that realizes the depth of planting unanimity. The design of the ditching-seed discharging composite monomer type ginseng precision seeder is suitable for the planting requirements of various traditional ginseng, American ginseng, Korean ginseng and the like under different agricultural techniques, avoids the damage to the germination accelerating ginseng seeds in the seeding process, ensures the rate of emergence, improves the seed utilization rate, saves the labor force and saves the expenditure cost of ginseng growers.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. A ditching-seeding composite monomer type ginseng precision seeder is characterized in that: the ditching and seed-discharging combined single ginseng precision seeder comprises a ditching and seed-discharging combined mechanism (1), a chain wheel transmission mechanism I (5), a speed reducer (8), a gasoline engine (9), an engine cover plate (10), a frame (12), a chain wheel transmission mechanism II (13), a front wheel (14) and a rear wheel (15), wherein the front wheel (14) and the rear wheel (15) are respectively arranged at the bottom of the front end and the rear end of the frame (12) through rotating shafts, the rotating shafts of the front wheel (14) and the rear wheel (15) are connected through the chain wheel transmission mechanism II (13), the engine cover plate (10) is fixedly arranged on the frame (12) above the front wheel (14), the gasoline engine (9) and the speed reducer (8) are fixedly arranged on the engine cover plate (10), the speed reducer (8) is connected with the power output end of the speed reducer (9), the power output shaft of the speed reducer (8) is connected with the rotating shaft of the front wheel (14) through the chain wheel transmission mechanism, a row of ditching-seeding composite mechanisms (1) which are parallel to the wheel axes of the front wheel (14) and the rear wheel (15) and are uniformly arranged at equal intervals are arranged on the frame (12) between the front wheel (14) and the rear wheel (15).
2. The ditching and seeding composite unitary ginseng precision seeder of claim 1, wherein: the ditching-seeding composite mechanism (1) comprises a chain spoon type seeding device (1-1), a seed box (1-2), a double-disc ditcher (1-3), a seeding device connecting support (1-4) and a seeding shaft (1-6), wherein two ends of the seeding shaft (1-6) are respectively arranged on a rack (12) through bearings, the seeding shaft (1-6) is connected with a speed reducer (8) through a transmission mechanism (2), the chain spoon type seeding device (1-1) is uniformly arranged on the seeding shaft (1-6) at equal intervals, the chain spoon type seeding device (1-1) is fixedly arranged on the rack (12) through the seeding device connecting support (1-4), the seed box (1-2) matched with the chain spoon type seeding device (1-1) is arranged on the chain spoon type seeding device (1-1), the bottom of the double-disc ditcher (1-3) is fixedly arranged at the bottom of the seeding device connecting support (1-4), and the center of the double-disc furrow opener (1-3) is positioned at the front side of the seed outlet point of the chain bucket type seed sowing device (1-1).
3. The ditching and seeding composite unitary ginseng precision seeder of claim 2, wherein: the left side and the right side of the seed sowing device connecting support (1-4) are respectively and fixedly provided with a soil scraping piece (1-5), and the blade ends of the two soil scraping pieces (1-5) are respectively tangent with the two outer side walls of the double-disc furrow opener (1-3).
4. The ditching-seeding composite unitary ginseng precision seeder according to claim 2 or 3, wherein: the chain bucket type seed sowing device (1-1) comprises seed sowing device shells (1-1-1), seed protecting plates (1-1-2), seed sowing chains (1-1-3), seed scoops (1-1-4), seed sowing driving chain wheels (1-1-5), seed sowing driving shaft sleeves (1-1-6), bushings (1-1-7), seed sowing idler shafts (1-1-9), seed sowing idler wheels (1-1-11) and seed sowing spacer sleeves (1-1-14), the two seed sowing device shells (1-1-1) are connected through the bushings (1-1-7), the seed sowing driving shaft sleeves (1-1-6) are installed on the upper parts of the two seed sowing device shells (1-1-1), and the seed sowing driving shaft sleeves (1-1-6) are fixedly sleeved on the seed sowing shafts (1-6), the seed sowing driving chain wheel (1-1-5) is fixedly arranged on a seed sowing driving shaft sleeve (1-1-6), two adjacent chain scoop type seed sowing devices (1-1) are separated by seed sowing separating sleeves (1-1-14) sleeved on the seed sowing shaft (1-6), the lower parts of two seed sowing device shells (1-1-1) are provided with seed sowing idle wheels (1-1-11) through seed sowing idle wheel shafts (1-1-9), the seed sowing driving chain wheel (1-1-5) and the seed sowing idle wheels (1-1-11) are positioned between the two seed sowing device shells (1-1-1), the seed sowing chain (1-1-3) is arranged on the seed sowing driving chain wheel (1-1-5) and the seed sowing idle wheels (1-1-11), seed scoops (1-1-4) are uniformly arranged on the seed sowing chains (1-1-3) at equal intervals, the seed scoops (1-1-4) on the rear sides of the seed sowing chains (1-1-3) are positioned in the seed boxes (1-2), and a seed protecting plate (1-1-2) is arranged on the front side walls of the two seed sowing device shells (1-1-1).
5. The ditching and seeding composite unitary ginseng precision seeder of claim 4, wherein: the rear sides of the lower ends of the two seed metering device shells (1-1-1) are provided with tensioning mechanisms for tensioning seed metering chains (1-1-3), each tensioning mechanism comprises a seed metering driven shaft (1-1-8), seed metering driven chain wheels (1-1-10), tensioning springs (1-1-12) and tensioning spring retaining pieces (1-1-13), the side walls of the two seed metering device shells (1-1-1) are respectively provided with an inclined strip-shaped through hole, the upper ends of the strip-shaped through holes are provided with the tensioning spring retaining pieces (1-1-13), the upper ends of the two tensioning springs (1-1-12) are respectively fixed on the tensioning spring retaining pieces (1-1-13), the lower ends of the two springs (1-1-12) are respectively fixed at the two ends of the seed metering driven shafts (1-1-8), the middle part of the seeding driven shaft (1-1-8) is provided with a seeding driven chain wheel (1-1-10) positioned between the two seeding machine shells (1-1-1), and the seeding driven chain wheel (1-1-10) is connected with the seeding chain (1-1-3).
6. The ditching and seeding composite unitary ginseng precision seeder of claim 4, wherein: the seed box (1-2) comprises a box body (1-2-1), a brush fixing piece (1-2-2) and a brush (1-2-3), wherein the box body (1-2-1) is fixedly arranged on a seed metering device shell (1-1-1), an opening which is convenient for a seed metering chain (1-1-3) to pass through and a seed spoon (1-1-4) on the seed metering chain (1-1-3) to extend into the box body (1-2-1) is formed in the front side wall of the box body (1-2-1), a square hole which ensures the seed spoon (1-1-4) to pass through is formed in the bottom of the box body (1-2-1), and a square hole which seals the bottom square hole of the box body (1-2-1) is obliquely arranged at the bottom of the box body (1-2-1) through the brush fixing piece (1-2-2) A brush (1-2-3).
7. The ditching and seeding composite unitary ginseng precision seeder of claim 4, wherein: the double-disc furrow opener (1-3) comprises furrow opening discs (1-3-1), supports (1-3-2), fixing plates (1-3-3) and fixing blocks (1-3-4), wherein the fixing plates (1-3-3) are fixedly arranged on a seed sowing device connecting support (1-4), the supports (1-3-2) are fixedly arranged at the bottoms of the fixing plates (1-3-3), two fixing blocks (1-3-4) are respectively and fixedly arranged on two sides of the lower end of the fixing plates (1-3-3), one furrow opening disc (1-3-1) is respectively arranged on each fixing block (1-3-4) through a bearing, the front ends of the two furrow opening discs (1-3-1) are closed, and the rear ends of the two furrow opening discs are opened, the lower end of the seed sowing chain (1-1-3) penetrates out of the opening end of the ditching disc (1-3-1).
8. The ditching and seeding composite unitary ginseng precision seeder according to any one of claims 2 to 3 and 5 to 7, wherein: the ditching and seeding combined mechanism (1) is arranged on a rack (12) through a seeding depth adjusting mechanism (3), the seeding depth adjusting mechanism (3) comprises a girder (3-1), a left adjusting block (3-2), a left seeding suspension loop (3-3), a left adjusting suspension loop (3-4), a left adjusting screw rod (3-5), a thrust bearing (3-6), a right seed discharging suspension loop (3-7), a right adjusting screw rod (3-8), a right adjusting suspension loop (3-9) and a right adjusting block (3-10), sliding grooves for mounting the left adjusting block (3-2) and the right adjusting block (3-10) are respectively arranged on the inner walls of the left side and the right side of the rack (12), the top parts of the left adjusting block (3-2) and the right adjusting block (3-10) are respectively only provided with the left adjusting suspension loop (3-4) and the right adjusting suspension loop (3-9), the left adjusting lug (3-4) and the right adjusting lug (3-9) are respectively provided with a left adjusting screw rod (3-5) and a right adjusting screw rod (3-8), a rack (12) is respectively provided with a screw hole matched with the left adjusting screw rod (3-5) and the right adjusting screw rod (3-8), a crossbeam (3-1) is fixedly arranged on a left adjusting block (3-2) and a right adjusting block (3-10), the left adjusting block (3-2) and the right adjusting block (3-10) are respectively provided with a left seed discharging lug (3-3) and a right seed discharging lug (3-7), seed discharging shafts (1-6) are arranged on the left seed discharging lug (3-3) and the right seed discharging lug (3-7) through bearings, and seed discharging device connecting supports (1-4) are fixedly arranged on the crossbeam (3-1).
9. The ditching and seeding composite unitary ginseng precision seeder of claim 8, wherein: the transmission mechanism (2) comprises a support frame (2-1), a chain wheel transmission mechanism III (2-2), a transmission shaft (2-3), a chain wheel transmission mechanism IV (2-4), a jaw clutch (2-5) and a chain wheel transmission mechanism V (2-6), the seed sowing device is characterized in that the support frame (2-1) is fixedly arranged on the rack (12), the support frame (2-1) is provided with a transmission shaft (2-3) through a bearing, one end of the transmission shaft (2-3) is connected with the speed reducer (8) through a chain wheel transmission mechanism III (2-2), the other end of the transmission shaft (2-3) is connected with the jaw clutch (2-5) through a chain wheel transmission mechanism IV (2-4), and the jaw clutch (2-5) is connected with the seed sowing shaft (1-6) through a chain wheel transmission mechanism V (2-6).
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| CN202010767663.1A CN112075168A (en) | 2020-08-03 | 2020-08-03 | Ditching-seed discharging composite single ginseng precision seeder |
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| CN112806129A (en) * | 2021-01-25 | 2021-05-18 | 昆明理工大学 | Pocket wheel special-shaped hole broad bean precision seeding device |
| CN113317005A (en) * | 2021-06-30 | 2021-08-31 | 昆明理工大学 | American ginseng precision planter based on profile modeling |
| CN113575042A (en) * | 2021-09-15 | 2021-11-02 | 昆明理工大学 | Overturning seed cleaning type broad bean precision seeder |
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