CN101836526A - Pneumatic rape precise combined direct seeder - Google Patents

Pneumatic rape precise combined direct seeder Download PDF

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Publication number
CN101836526A
CN101836526A CN 201010153384 CN201010153384A CN101836526A CN 101836526 A CN101836526 A CN 101836526A CN 201010153384 CN201010153384 CN 201010153384 CN 201010153384 A CN201010153384 A CN 201010153384A CN 101836526 A CN101836526 A CN 101836526A
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unit
positive
rotary tillage
negative air
combination
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CN101836526B (en
Inventor
廖庆喜
田波平
黄海东
舒彩霞
段宏兵
吴江生
张猛
严华卿
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WUHAN HUANGHE TRACTOR MANUFACTURING Co Ltd
Huazhong Agricultural University
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WUHAN HUANGHE TRACTOR MANUFACTURING Co Ltd
Huazhong Agricultural University
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Abstract

The invention relates to a pneumatic rape precise combined direct seeder, and belongs to the technical field of seeders. The seeder comprises a frame, a rotary tillage unit, a fertilizer unit, a land-wheel profile device, a sub-frame, a positive/negative air pressure working unit, a positive/negative air pressure combined seed-metering device, a ditching unit and a driven system. The pneumatic rape precise combined direct seeder has the advantages of simple structure, compact layout, low power consumption, little damage on soil, low re-sowing rate and seeding absence rate, and no seed damage, and can realize the combined operation of rotary tillage, stubble cutting, ditching, sowing and fertilization. The pneumatic rape precise sowing can save seeds and greatly reduce the thinning and final singling operation of the later growth management of rape; and the combined operation greatly improves the production efficiency. The seeder is used for precise combined direct seeding of rapeseeds, and also can be used for the precise direct seeding of other small spherical grain-size seeds.

Description

A kind of Pneumatic rape precise combined direct seeder
Technical field
The present invention relates to technical field of seeders in the agricultural machinery, be specifically related to a kind of Pneumatic rape precise combined direct seeder, emphasis is to solve the mixed rape seed precision amount of executing of seed manure to unite 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, rape seed precision combined direct seeding machine has become and has solved pressing for of rape mechanization seeding technique efficiently.
The mechanical type or the pneumatic type rape seed precision combined direct seeding machine of functions such as trench digging, sowing, fertilising have appearred integrating in recent years, these facility by multi-functional integrated operation have efficient height, worker consumption less, save the advantage in farming season, but problems such as ubiquity complete machine structure complexity, quality are big, power consumption height.
Summary of the invention
The objective of the invention is to overcome that traditional rape seeding operation operation is many, labour intensity is big, production efficiency is low, defective such as during the consumption expenses of labour, provide the seed manure that a kind of seeding accuracy is higher, seeding quality is good to mix the rape seed precision amount seed-sowing machine of executing.The present invention adopts a kind of positive and negative air-pressure combined pneumatic type seeding unit to realize that negative pressure is filled kind, malleation pushes away kind, does not have seed breakage, obstruction during seeding unit work; Realize the integration of operation of rotary tillage, breaking, trench digging, sowing and fertilising simultaneously, finish 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; The present invention have the process links that reduces rape seed, significantly reduce the growth of rape management later stage between beneficial effect such as strong, the tillage operation quality height of final singling work, stubble-cleaning ability, and simple in structure, compact in design, low in energy consumption.
The present invention realizes by following technical proposal:
A kind of Pneumatic rape precise combined direct seeder, comprise frame (5), rotary tillage unit (6), fertilizer unit (4) and land wheel copying device (1), it also comprises secondary frame (9), positive and negative air-pressure working cell (3), positive and negative air-pressure combined seed-sowing mechanism (8), trench digging unit (2) and transmission system (10); Described positive and negative air-pressure working cell (3) is positioned at directly over the gearbox (20), comprises positive and negative air-pressure machine (24) and positive and negative air-pressure machine support (25); Described frame (5) comprise girder (15), the back rest (16) and about two master plates (23), the girder (15) and the back rest (16) link into an integrated entity by master plate (23); Described secondary frame (9) comprises secondary brace summer (19), forward voltage diode unit (22), negative pressure pipe unit (21), and secondary frame (9) is connected as a single entity by the master plate (23) and the back rest (16); Two ends, described forward voltage diode unit (22) complete closed, the sealing of negative pressure pipe unit (21) two end portions, end face respectively has an aperture ventilation; Equidistant secondary brace summer (19) top that is installed on of described positive and negative air-pressure combined seed-sowing mechanism (8); Described fertilizer unit (4) is installed in master plate (23) top; Described land wheel copying device (1) is installed on girder (15) the place ahead.Described rotary tillage unit (6) comprises rotary tillage combination (7) and the combination (12) of breaking ground; Rotary tillage combination (7) is contained on the rotary tillage shaft (26), and be positioned at girder (14) under, the combination (12) of breaking ground is welded on gearbox (20) inferoanterior; About described trench digging unit (2) comprises two groups of sides trench digging combination (14) and about two groups of side ditch cleaning moulding make up (18), left and right sides master plate (23) outside is fixed in described side trench digging combination (14), and described ditch cleaning moulding combination (18) is fixed in left and right sides master plate (23) inboard, is installed on the back rest (15) rear.
Described transmission system (10) comprises gearbox (20), feed shaft (32), fertilizer expelling shaft (31), rotary tillage shaft (26), transition axis (27), land axle (29), positive and negative air-pressure machine main shaft (28); Described gearbox (20) is fixed in the middle of the girder (15); One road power passes to positive and negative air-pressure machine main shaft (28) and rotary tillage shaft (26) by gearbox (20) input; Another road power by about two the cover land axles (29) input, pass to transition axis (27), pass to fertilizer expelling shaft (31) and feed shaft (32) respectively through transition axis (27).
The invention has the beneficial effects as follows:
1, this Pneumatic rape precise combined direct seeder can realize the pneumatic type precision drilling, can regulate mix fertilising, rotary tillage, stubble-cleaning, open the furrow ditch, integration of operation such as whole ground, the operation worker is few, efficient is high, saving farming season, and compact integral structure, low in energy consumption.
2, this Pneumatic rape precise combined direct seeder adopts wheel rotary tillage mode, for uncultivated land or crop straw stubble mulched ground is arranged, especially for the rape seed precision drilling of toothing paddy plate field under the rice-oily rotation system of the main cropping system in middle and lower reach of Yangtze River area, its stubble-cleaning ability is strong, tillage operation quality height.
3, two groups of trench diggings make up and ditch cleaning moulding combination about trench digging unit employing of the present invention, and ditch shape is effective, and power consumption is little.
Description of drawings
The present invention is further described with implementing principle below in conjunction with accompanying drawing.
Fig. 1: be the Pneumatic rape precise combined direct seeder structural representation;
Fig. 2: be critical piece structural representations such as frame;
Fig. 3: be positive and negative air-pressure working cell structural representation;
Fig. 4: be transmission system route map schematic diagram;
Among the figure: 1. land wheel copying device, 2. trench digging unit, 3. positive and negative air-pressure working cell, 4. fertilizer unit, 5. frame, 6. rotary tillage unit, 7. rotary tillage combination, 8. positive and negative air-pressure combined seed-sowing mechanism, 9. secondary frame, 10. transmission system, 11. upper suspension arms, 12. lower suspension arms, the combination 13. break ground, 14. trench digging combinations, 15. girders, 16. the back rest, 17. transition axis unit, 18. ditch cleaning moulding combination, 19. secondary brace summer, 20. gearboxes, 21. negative pressure pipe units, 22. the forward voltage diode unit, 23. master plates, 24. positive and negative air-pressure machines, 25. positive and negative air-pressure machine support, 26. rotary tillage shaft, 27. transition axises, 28. positive and negative air-pressure machine main shafts, 29. land axle, 30. jack shaft, 31. fertilizer expelling shafts, 32. feed shafts.
Embodiment
Embodiment 1 (the live operation of rape seed)
A kind of Pneumatic rape precise combined direct seeder provided by the invention, comprise frame (5), rotary tillage unit (6), fertilizer unit (4) and land wheel copying device (1), it is characterized in that it also comprises secondary frame (9), positive and negative air-pressure working cell (3), positive and negative air-pressure combined seed-sowing mechanism (8), trench digging unit (2) and transmission system (10).Described frame (5) comprise girder (15), the back rest (16) and about two master plates (23), the girder (15) and the back rest (16) link into an integrated entity by master plate (23); Described secondary frame (9) comprises secondary brace summer (19), negative pressure pipe unit (21), forward voltage diode unit (22), and secondary frame (9) is connected as a single entity by the master plate (23) and the back rest (16); Two ends, described forward voltage diode unit (22) complete closed, the sealing of negative pressure pipe unit (21) two end portions, end face respectively has an aperture ventilation; Equidistant secondary brace summer (19) top that is installed on of described positive and negative air-pressure combined seed-sowing mechanism (8); Described fertilizer unit (4) is installed in master plate (23) top; Described land wheel copying device (1) is installed on girder (15) the place ahead.Described positive and negative air-pressure working cell (3) is positioned at directly over the gearbox (20), comprises positive and negative air-pressure machine (24) and positive and negative air-pressure machine support (25).Described rotary tillage unit (6) comprises rotary tillage combination (7) and the combination (12) of breaking ground; Rotary tillage combination (7) is contained on the rotary tillage shaft (26), and be positioned at girder (14) under, the combination (12) of breaking ground is welded on gearbox (20) inferoanterior.About described trench digging unit (2) comprises two groups of sides trench digging combination (14) and about two groups of side ditch cleaning moulding make up (18), described side trench digging combination (14) is individually fixed in left and right sides master plate (23) outside, and described ditch cleaning moulding combination (18) is individually fixed in left and right sides master plate (23) inboard, is installed on the back rest (15) rear.Described transmission system (10) comprises gearbox (20), feed shaft (32), fertilizer expelling shaft (31), rotary tillage shaft (26), transition axis (27), land axle (29), positive and negative air-pressure machine main shaft (28); Described gearbox (20) is fixed in the middle of the girder (15); One road power passes to positive and negative air-pressure machine main shaft (28) and rotary tillage shaft (26) by gearbox (20) input; Another road power by about two the cover land axles (29) input, pass to transition axis (27), pass to fertilizer expelling shaft (31) and feed shaft (32) respectively through transition axis (27).
With reference to above technical scheme, existing is that example illustrates design of the present invention and installation with the smart amount of the custom-designed rape of sowing cabbage type rape hybrid seed-sowing machine.According to the agriculture requirement of cabbage type rape hybrid sowing, promptly 300 millimeters of line-spacings, 50~60 millimeters of spacing in the rows, 10~20 millimeters of sowing depth, fertile dark 30~50 millimeters, seed manure spacing are 70~100 millimeters, and the rape seed-sowing machine of present embodiment is once broadcast 6 row.Upper suspension arm on the girder and lower suspension arm constitute trifilar suspension and tractor articulates, two rotary tillage tulwars constitute 300 millimeters rotary blade groups of fabric width, totally six groups, 300 millimeters of every group switching centre spacings, seeding unit totally six with 300 millimeters equidistant secondary brace summer tops that are installed in, the aggregate erection of middle trench digging is in the gearbox inferoanterior, and the combination of side trench digging, the combination of side earthing are individually fixed in the master plate outside and inboard; Land wheel copying device totally two covers is installed on girder the place ahead, left side, each cover of right side, be used to drive the transition axis unit, power divides two-way output by the transition axis unit, two cover fertilizer cell operation about one road power is used for driving, another road power is used to drive six positive and negative air-pressure combined seed-sowing mechanism work.
During sowing, the tractor-drawn seed-sowing machine advances, in the process of walking, about two cover sides trench digging combinations, side ditch cleaning moulding combination combination acting in conjunction leave railway carriage or compartment, both sides ditch, break ground combination with in the middle of the rotary tillage shaft since install gearbox cause balking partial crushing, loosen the soil; When tractor advanced, land wheel is wheel shaft drivingly, and drove fertilizer expelling shaft and feed shaft respectively through transition axis; Work under the driving of fertilizer expelling shaft in the fertilizer unit, seed manure is applied the face of land after the wheel; Seeding unit is worked under the driving of feed shaft; The tractor outputting power drives rotary tillage shaft and positive negative-pressure air fan main shaft by gearbox simultaneously, drives the work of rotary tillage unit and positive and negative air-pressure machine; Rotary tillage tulwar on the rotary tillage unit carries out wheel to uncultivated land; The positive and negative air-pressure machine provides that negative pressure is inhaled kind, malleation realizes pushing away kind, and the seed that is pushed out falls into kind of a bed, thereby finishes whole sowing process.
Rape seed precision amount solved by the invention associating is live, can realize the pneumatic type precision drilling, can regulate mix fertilising, rotary tillage, stubble-cleaning, open the furrow ditch, integration of operation such as whole ground, the operation worker is few, efficient is high, saving farming season, and compact integral structure, low in energy consumption; Adopt wheel rotary tillage mode, for uncultivated land or crop straw stubble mulched ground is arranged, especially for the rape seed precision drilling of toothing paddy plate field under the rice-oily rotation system of the main cropping system in area, the middle and lower reach of Yangtze River, its stubble-cleaning ability is strong, tillage operation quality height; Two groups of trench diggings made up and ditch cleaning moulding combination about its trench digging unit adopted, and ditch shape is effective, and power consumption is little.
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 (2)

1. Pneumatic rape precise combined direct seeder, comprise frame (5), rotary tillage unit (6), fertilizer unit (4) and land wheel copying device (1), it is characterized in that it also comprises secondary frame (9), positive and negative air-pressure working cell (3), positive and negative air-pressure combined seed-sowing mechanism (8), trench digging unit (2) and transmission system (10); Described positive and negative air-pressure working cell (3) is positioned at directly over the gearbox (20), comprises positive and negative air-pressure machine (24) and positive and negative air-pressure machine support (25); Described frame (5) comprise girder (15), the back rest (16) and about two master plates (23), the girder (15) and the back rest (16) link into an integrated entity by master plate (23); Described secondary frame (9) comprises secondary brace summer (19), forward voltage diode unit (22), negative pressure pipe unit (21), and secondary frame (9) is connected as a single entity by the master plate (23) and the back rest (16); Two ends, described forward voltage diode unit (22) complete closed, the sealing of negative pressure pipe unit (21) two end portions, end face respectively has an aperture ventilation; Equidistant secondary brace summer (19) top that is installed on of described positive and negative air-pressure combined seed-sowing mechanism (8); Described fertilizer unit (4) is installed in master plate (23) top; Described land wheel copying device (1) is installed on girder (15) the place ahead; Described rotary tillage unit (6) comprises rotary tillage combination (7) and the combination (12) of breaking ground; Rotary tillage combination (7) is contained on the rotary tillage shaft (26), and be positioned at girder (14) under, the combination (12) of breaking ground is welded on gearbox (20) inferoanterior; About described trench digging unit (2) comprises two groups of sides trench digging combination (14) and about two groups of side ditch cleaning moulding make up (18), left and right sides master plate (23) outside is fixed in described side trench digging combination (14), and described ditch cleaning moulding combination (18) is fixed in left and right sides master plate (23) inboard, is installed on the back rest (15) rear.
2. according to claims 1 described a kind of Pneumatic rape precise combined direct seeder, it is characterized in that described transmission system (10) comprises gearbox (20), feed shaft (32), fertilizer expelling shaft (31), rotary tillage shaft (26), transition axis (27), land axle (29), positive and negative air-pressure machine main shaft (28); Described gearbox (20) is fixed in the middle of the girder (15); One road power passes to positive and negative air-pressure machine main shaft (28) and rotary tillage shaft (26) by gearbox (20) input; Another road power by about two the cover land axles (29) input, pass to transition axis (27), pass to fertilizer expelling shaft (31) and feed shaft (32) respectively through transition axis (27).
CN2010101533842A 2010-04-21 2010-04-21 Pneumatic rape precise combined direct seeder Active CN101836526B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102577678A (en) * 2011-01-10 2012-07-18 华中农业大学 Rape-wheat seeding machine
CN102986324A (en) * 2011-09-09 2013-03-27 华中农业大学 Centrifugal integrally arranged rapeseed combined direct seeding machine
CN109565983A (en) * 2019-01-29 2019-04-05 安徽农业大学 The rape Pneumatic type precision combined direct seeding machine arranged with ditch type drag reduction

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4025989A1 (en) * 1990-08-16 1992-02-20 Konrad Hendlmeier Agricultural seed sowing appts. - has earth surface subjected to minimal seed bed prepn. immediately ahead of sowing operation
JPH1118514A (en) * 1997-07-04 1999-01-26 Aguri Techno Yazaki Kk Direct seeder for well-drained paddy filed and direct seeding
CN101142872A (en) * 2007-09-03 2008-03-19 华中农业大学 Positive and negative pressure combined type rape seed precision combined direct seeding machine
CN201131133Y (en) * 2007-09-03 2008-10-15 华中农业大学 A Chinese colza precise combined direct sowing machine
CN101390459A (en) * 2008-11-04 2009-03-25 华中农业大学 Rapeseed precision rotary planter matched with a hand tractor
CN201674770U (en) * 2010-04-21 2010-12-22 华中农业大学 Combined rape precision direct seeder

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4025989A1 (en) * 1990-08-16 1992-02-20 Konrad Hendlmeier Agricultural seed sowing appts. - has earth surface subjected to minimal seed bed prepn. immediately ahead of sowing operation
JPH1118514A (en) * 1997-07-04 1999-01-26 Aguri Techno Yazaki Kk Direct seeder for well-drained paddy filed and direct seeding
CN101142872A (en) * 2007-09-03 2008-03-19 华中农业大学 Positive and negative pressure combined type rape seed precision combined direct seeding machine
CN201131133Y (en) * 2007-09-03 2008-10-15 华中农业大学 A Chinese colza precise combined direct sowing machine
CN101390459A (en) * 2008-11-04 2009-03-25 华中农业大学 Rapeseed precision rotary planter matched with a hand tractor
CN201674770U (en) * 2010-04-21 2010-12-22 华中农业大学 Combined rape precision direct seeder

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102577678A (en) * 2011-01-10 2012-07-18 华中农业大学 Rape-wheat seeding machine
CN102986324A (en) * 2011-09-09 2013-03-27 华中农业大学 Centrifugal integrally arranged rapeseed combined direct seeding machine
CN102986324B (en) * 2011-09-09 2015-03-04 华中农业大学 Centrifugal integrally arranged rapeseed combined direct seeding machine
CN109565983A (en) * 2019-01-29 2019-04-05 安徽农业大学 The rape Pneumatic type precision combined direct seeding machine arranged with ditch type drag reduction
CN109565983B (en) * 2019-01-29 2024-02-27 安徽农业大学 Pneumatic precise rape combined direct seeding machine with ditch type drag reduction arrangement

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