CN101142872B - Positive and negative pressure combined type rape seed precision combined direct seeding machine - Google Patents
Positive and negative pressure combined type rape seed precision combined direct seeding machine Download PDFInfo
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- CN101142872B CN101142872B CN2007100531087A CN200710053108A CN101142872B CN 101142872 B CN101142872 B CN 101142872B CN 2007100531087 A CN2007100531087 A CN 2007100531087A CN 200710053108 A CN200710053108 A CN 200710053108A CN 101142872 B CN101142872 B CN 101142872B
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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
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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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Abstract
The present invention belongs to the technical field of planters, in particular to a positive-negative air-pressure combinational-typed rapeseed precision combined direct-planter, which is characterized in that a stander is provided with a positive-negative air-pressure combinational-typed seeding apparatus and a positive-negative air-pressure working unit, wherein, the positive-negative working unit consists of a positive-negative air compressor, a power transmission apparatus and a supporting bracket; the supporting bracket is welded on the stander; a main beam, a middle beam and a rear beam of the stander are integrated to be a whole through a side plate and an auxiliary side plate; a gear box is fixed at the middle of the main beam; an upper suspension arm and a lower suspension arm are hanging on three points on the main beam; a seed-bed rotary-cultivation unit is arranged right below the main beam; a rotary-cultivation straight blade and a rotary-cultivation rocked blade are fixed and welded to a rotary-cultivation blade seat on a rotary-cultivation shaft; the seeding apparatus is arranged between the middle beam and the rear beam at intervals. The planter has the advantages that the damage of the soil is small, the repeating-planting and the planting-leakage rates are low and no seed is damaged, which can realize the fertilization application and precision plantation and greatly reduce the thinning and final singling work in the late growth management period of the rape.
Description
Technical field
The present invention relates to technical field of seeders in the agricultural machinery, be specifically related to a kind of positive and negative pressure combined type rape seed precision combined direct seeding machine, emphasis is that the essence amount that solves rape seed is united live problem.
Background technology
At present, domestic rapeseed cultivation is still transplanted to grow seedlings earlier or the artificial earlier traditional cropping pattern of planting, broadcasting sowing back thinning, final singling that slips again, and labour intensity is big, production efficiency is low; Mechanized cultivation mainly is a direct-seeding, promptly adopt the drilling machine of equipment nest eye Type Seed Metering Device, before the sowing rape seed is mixed with chemical fertilizer, silt or in seed, mix a certain proportion of rape seed that fries, seeding quantity is big, effectively kind grain number randomness is strong in sowing, and vertical nest eye Type Seed Metering Device itself can be pushed rape seed in the course of the work and caused breakage, damaged rape seed number condenses and to stop up the nest eye easily after the balling-up and cause broadcast leakage, later stage thinning, the final singling amount of labour are big, are difficult to realize precision drilling; Other has a kind of sower that can realize precision drilling, is the special-purpose paper string of putting into rape seed at indoor precision drilling equipment by spacing in the rows is inserted soil by agriculture requirement, and operating process is loaded down with trivial details, and the sowing cost is higher.Practical, positive and negative pressure combined type rape seed precision combined direct seeding machine has become and has solved pressing for of rape mechanization seeding technique efficiently.
Summary of the invention
The objective of the invention is to overcome the defective of prior art, provide a kind of seeding accuracy higher, the better positive and negative pressure combined type rape seed precision combined direct seeding machine of seeding quality adopts positive and negative air-pressure combined seed-sowing mechanism realization strength to inhale to plant and pushes away kind, no seed breakage; The rape seed precision drilling of agriculture requirements such as the spacing in the rows, line-spacing, seed manure spacing, the kind that satisfy rapeseed cultivation are dark, fertile dark, fertile amount is finished in the realization integration of operation, reduce growth of rape thinning, the final singling work in management later stage significantly, beneficial effect low in energy consumption to realize, little to soil degradation.
The present invention realizes by following technical proposal:
A kind of positive and negative pressure combined type rape seed precision combined direct seeding machine, comprise frame (1), plant bed rotary tillage unit (2), fertilizer unit (4), plough (5) and land wheel copying device (7), positive and negative air-pressure combined seed-sowing mechanism (6) and positive and negative air-pressure working cell (3) are installed on frame (1), described positive and negative air-pressure working cell (3) is by positive and negative air-pressure machine (22), power transmission (21) and bracing frame (20) constitute, bracing frame (20) is welded on the frame (1), girder (10) on the frame (1), the central sill (12) and the back rest (14) link into an integrated entity by side plate (11) and auxilliary side plate (13), gearbox (15) is fixed in the middle of the girder (10), the upper suspension arm (8) and the lower suspension arm (9) that are welded on the girder (10) constitute trifilar suspension, kind the bed rotary tillage unit (2) be installed in girder (10) under, rotary tillage straight knife (16) and rotary tillage tulwar (19) fixedly are welded in the rotary tillage tool rest (17) on the rotary tillage shaft (18), equidistant being staggered front to back of described plough (5) is installed on the central sill (12) and the back rest (14), described positive and negative air-pressure combined seed-sowing mechanism (6) is equidistant to be installed between the central sill (12) and the back rest (14), and land wheel copying device (7) is installed on the back rest (14).
Seed plate (25) in the described positive and negative air-pressure combined seed-sowing mechanism (6) is and is evenly distributed in type hole (20-50, be preferably 40), seed plate (25) is installed in the feed shaft combination (27), seed-box (23) is positioned at the top of feed shaft combination (27), fall kind of a mouth (28) vertically downward, fill kind of a chamber (24) and kind of the mouth (28) that falls is arranged in a side of seed plate (25), positive and negative air-pressure chamber (26) is arranged in the opposite side of seed plate (25), and positive and negative air-pressure combined seed-sowing mechanism (6) decline kind of mouthful (28) center and rotary tillage cutter group switching centre align.
Described rotary tillage tool rest (17) is 90 ° of uniform being welded on rotary tillage shaft (18) circumference, two rotary tillage tulwars (19) of symmetry placement constitute kind of the rotary tillage set of knives that the bed fabric width requires in opposite directions, this set of knives center is equipped with the rotary tillage straight knife (16) that two symmetries are placed, and adjacent set of knives centre distance is the desired line-spacing of sowing.
The invention has the beneficial effects as follows:
1, this precision combined direct seeding machine is only to kind of a bed rotary tillage, thereby low in energy consumption, and is little to the soil degradation degree.
2, the sowing of this precision combined direct seeding machine is replayed and low, the no seed breakage of leakage sowing rate, the rape seed precision drilling of agriculture requirements such as but integration of operation finishes the spacing in the rows that satisfies rapeseed cultivation, line-spacing, seed manure spacing, it is dark to plant, fertile dark, fertile amount reduces thinning, final singling work that growth of rape is managed the later stage significantly.
Description of drawings
The present invention is further described with implementing principle below in conjunction with accompanying drawing.
Fig. 1; It is positive and negative pressure combined type rape seed precision combined direct seeding machine structural representation of the present invention
Fig. 2; It is the rack construction schematic diagram;
Fig. 3; It is kind of a bed rotary tillage cellular construction schematic diagram;
Fig. 4; It is positive and negative air-pressure working cell structural representation;
Fig. 5; It is the positive and negative air-pressure combined seed-sowing mechanism structural representation;
Fig. 6; Be the present invention by the grain of embodiment 1 sowing apart from frequency histogram;
Fig. 7; The frequency histogram that to be the present invention distribute on kind of bed by the seed of embodiment 1 sowing;
Fig. 8; Be that the present invention counts distribution map by the seed bunch planting grain of embodiment 1 sowing.
Among the figure: 1. frame; 2. plant bed rotary tillage unit; 3. positive and negative air-pressure working cell; 4. fertilizer unit; 5. plough; 6. positive and negative air-pressure combined seed-sowing mechanism; 7. land wheel copying device; 8. upper suspension arm; 9. lower suspension arm; 10. girder; 11. side plate; 12. central sill; 13. auxilliary side plate; 14. the back rest; 15. gearbox; 16. rotary tillage straight knife; 17. rotary tillage tool rest; 18. rotary tillage shaft; 19. rotary tillage tulwar; 20. bracing frame (20); 21. power transmission; 22. positive and negative air-pressure machine; 23. seed-box; 24. fill kind of a chamber; 25. seed plate; 26. positive and negative air-pressure chamber; 27. feed shaft combination; Kind of the mouth 28. fall.
Embodiment
Embodiment 1 (the live operation of rape seed)
The present embodiment specific design is described with reference to " summary of the invention " and " description of drawings ", and for saving space, this section no longer repeats above-mentioned disclosed ins and outs.Be that example illustrates design of the present invention and installation now with the smart amount of the custom-designed rape of sowing cabbage type rape hybrid seed-sowing machine.Agriculture requirement according to the cabbage type rape hybrid sowing, be 300 millimeters of line-spacings, 50～60 millimeters of spacing in the rows, 10～20 millimeters of sowing depth, dark 30～50 millimeters of fertilizer, 70～100 millimeters of seed manure spacings, 100 millimeters of the rape seed-sowing machine design rotary tillage kind bed fabric widths of present embodiment, once broadcast 6 row, the type hole of seed plate (25) is 40.Upper suspension arm (8) on the girder (10) and lower suspension arm (9) constitute trifilar suspension and tractor articulates, two rotary tillage tulwars (19) constitute 100 millimeters rotary blade groups of fabric width, totally six groups, 300 millimeters of every group switching centre spacings, seeding unit (6) totally six with 300 millimeters equidistant being installed between the central sill (12) and the back rest (14), revolve 50 millimeters of the root degree of depth, fall kind of a mouth (28) median plane with revolve root cutter group switching centre and align, plough (5) totally six be installed on the central sill (12) and the back rest (14) with 300 millimeters equidistant being staggered front to back, plough (5) is centered close to 85 millimeters places, sowing port (28) right side, center of corresponding seeding unit (6), land wheel copying device (7) totally three covers is installed on the back rest (14), left side one cover is used to drive fertilizer unit (4) work, and a middle cover and right side one cover respectively are used to drive three seeding units (6) work.
During sowing, the tractor-drawn seed-sowing machine advances, and plough (5) is left 80～100 millimeters dressing furrows in the process of walking, and the fertilizer system applies fertile ditch bottom with seed manure; Land wheel copying device (7) drives seed plate (25) rotation on the positive and negative air-pressure combined seed-sowing mechanism (6).The tractor outputting power drives kind of a bed rotary tillage unit (2) and a positive and negative air-pressure machine (22) by gearbox (15), and rotary tillage straight knife (16) is gone up in kind bed rotary tillage unit (2) and rotary tillage tulwar (19) carries out rotary tillage to kind of bed.Positive and negative air-pressure machine (22) provides negative pressure will get the rape seed that kind of a mouth (24) locates and is adsorbed on the type hole of seed plate (25), seed plate (25) goes to kind of a mouth (28), the rape seed that the malleation that positive and negative air-pressure machine (22) provides will be adsorbed on the seed plate (25) is blown off, fall into kind of a bed by kind of the mouth (28) that falls, thereby finished whole sowing process.
The rape seed precision amount associating that patent of the present invention solved is live, has overcome the rape seed seeding type hole plug and the damaged technological deficiency that influences seed-metering performance of seed of this area; To adopting the performance comparison such as the table 1 of different shaped hole number seed plate sowing cabbage type rape hybrid seed; The sowing grain is seen accompanying drawing 6 apart from frequency distribution in above-mentioned embodiment, mainly is distributed in 0.8～1.2 interval; Seed is seen accompanying drawing 7 in kind of the left and right sides, a bed band center distribution frequency, mainly is distributed in kind of 0.8～1.3 interval, bed band center; The bunch planting seed grain is counted distribution statistics result such as accompanying drawing 8, and the hole leakage sowing rate is 1.23%, monoseeding qualification rate 88.85%; Its seeding principle and implementation result have tangible novelty and significant advantage.
Table 1 type hole number is to the sowing Effect on Performance
Embodiment 2 (the live operation of rape seed)
The type hole of described in the present embodiment seed plate (25) is designed to 20, and all the other parameter constants can be finished the live task of cabbage type rape seed preferably.
Embodiment 3 (the live operation of rape seed)
The type hole of described in the present embodiment seed plate (25) is designed to 30, and all the other parameter constants can be finished the live task of cabbage type rape seed preferably.
Embodiment 4 (the live operation of rape seed)
The type hole of described in the present embodiment seed plate (25) is designed to 50, and all the other parameter constants can be finished the live task of cabbage type rape seed preferably.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, those of ordinary skill in the art is to be understood that, technical scheme of the present invention is made amendment or replacement on an equal basis, and do not break away from the spirit and scope of technical solution of the present invention, all should be encompassed in the claim scope of the present invention.
Claims (5)
1. positive and negative pressure combined type rape seed precision combined direct seeding machine, comprise frame (1), plant bed rotary tillage unit (2), fertilizer unit (4), plough (5) and land wheel copying device (7), it is characterized in that, positive and negative air-pressure combined seed-sowing mechanism (6) and positive and negative air-pressure working cell (3) are installed on frame (1), described positive and negative air-pressure working cell (3) is by positive and negative air-pressure machine (22), power transmission (21) and bracing frame (20) constitute, bracing frame (20) is welded on the frame (1), girder (10) on the frame (1), the central sill (12) and the back rest (14) link into an integrated entity by side plate (11) and auxilliary side plate (13), gearbox (15) is fixed in the middle of the girder (10), the upper suspension arm (8) and the lower suspension arm (9) that are welded on the girder (10) constitute trifilar suspension, kind the bed rotary tillage unit (2) be installed in girder (10) under, rotary tillage straight knife (16) and rotary tillage tulwar (19) fixedly are welded in the rotary tillage tool rest (17) on the rotary tillage shaft (18), equidistant being staggered front to back of described plough (5) is installed on the central sill (12) and the back rest (14), described positive and negative air-pressure combined seed-sowing mechanism (6) is equidistant to be installed between the central sill (12) and the back rest (14), and land wheel copying device (7) is installed on the back rest (14).
2. positive and negative pressure combined type rape seed precision combined direct seeding machine according to claim 1, it is characterized in that, seed plate (25) in the positive and negative air-pressure combined seed-sowing mechanism (6) is and is evenly distributed in the type hole, seed plate (25) is installed in the feed shaft combination (27), seed-box (23) is positioned at the top of feed shaft combination (27), fall kind of a mouth (28) vertically downward, fill kind of a chamber (24) and kind of the mouth (28) that falls is arranged in a side of seed plate (25), positive and negative air-pressure chamber (26) is arranged in the opposite side of seed plate (25), and positive and negative air-pressure combined seed-sowing mechanism (6) decline kind of mouthful (28) center and rotary tillage cutter group switching centre align.
3. positive and negative pressure combined type rape seed precision combined direct seeding machine according to claim 2 is characterized in that, the type hole of seed plate (25) is 20-50.
4. positive and negative pressure combined type rape seed precision combined direct seeding machine according to claim 3 is characterized in that, the type hole of seed plate (25) is 40.
5. positive and negative pressure combined type rape seed precision combined direct seeding machine according to claim 1, it is characterized in that, rotary tillage tool rest (17) is 90 ° of uniform being welded on rotary tillage shaft (18) circumference, two rotary tillage tulwars (19) of symmetry placement constitute kind of the rotary tillage set of knives that the bed fabric width requires in opposite directions, this set of knives center is equipped with the rotary tillage straight knife (16) that two symmetries are placed, and adjacent set of knives centre distance is the desired line-spacing of sowing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100531087A CN101142872B (en) | 2007-09-03 | 2007-09-03 | Positive and negative pressure combined type rape seed precision combined direct seeding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100531087A CN101142872B (en) | 2007-09-03 | 2007-09-03 | Positive and negative pressure combined type rape seed precision combined direct seeding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101142872A CN101142872A (en) | 2008-03-19 |
| CN101142872B true CN101142872B (en) | 2010-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100531087A Expired - Fee Related CN101142872B (en) | 2007-09-03 | 2007-09-03 | Positive and negative pressure combined type rape seed precision combined direct seeding machine |
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| CN (1) | CN101142872B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101836526B (en) * | 2010-04-21 | 2012-06-27 | 华中农业大学 | Pneumatic rape precise combined direct seeder |
| CN105474818A (en) * | 2015-02-12 | 2016-04-13 | 钟祥市荆沙蔬菜种植专业合作社 | Rapid seeder of radishes |
| CN110431961B (en) * | 2019-09-11 | 2022-07-19 | 黑龙江八一农垦大学 | Positive and negative pressure point planting device of precise planting seeder |
| CN113853857A (en) * | 2021-10-15 | 2021-12-31 | 华中农业大学 | Combined rape tilling and leveling device |
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2007
- 2007-09-03 CN CN2007100531087A patent/CN101142872B/en not_active Expired - Fee Related
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| CN101142872A (en) | 2008-03-19 |
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Granted publication date: 20101027 Termination date: 20200903 |