CN205093107U - Minimal till wide seedling area wheat precision planter of executing simultaneously with fertilizer - Google Patents

Minimal till wide seedling area wheat precision planter of executing simultaneously with fertilizer Download PDF

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Publication number
CN205093107U
CN205093107U CN201520937610.4U CN201520937610U CN205093107U CN 205093107 U CN205093107 U CN 205093107U CN 201520937610 U CN201520937610 U CN 201520937610U CN 205093107 U CN205093107 U CN 205093107U
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wheel
fixed
conveyer belt
seed
shaft
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苑进
赵新学
李明
杨启勇
王东
李杨
刘雪美
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Shandong Agricultural University
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Shandong Agricultural University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2

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Abstract

The utility model relates to a minimal till wide seedling area wheat precision planter of executing simultaneously with fertilizer, including frame, draw beam, seed metering device, rotary tillage mechanism, furrow opener, fertilizing mechanism, suppression mechanism, earthing mechanism, compacting mechanism, grading machine structure, land wheel, seed case and kind dish. Seed metering device install in draw beam frame at the back, draw beam fixed mounting at the frame front end, earthing mechanism install below press wheel link at the back, flat soil wheel install the rearmost end in the frame, the land wheel install and be connected with the driving shaft in the both sides of seed metering device frame. The utility model discloses an air -suction type device is got kind, is fallen to planting, plants cave conveyer belt seed metering ware and extend the accurate seed metering in seedling area, wholely gets kind, the seed metering process is controllable, can realize the minimal tilling of wheat seeding simultaneously, wide seedling area essence is broadcast with the seed manure with broadcasting three functions, greatly reduced wheat seeding work load, improve wheat seeding precision and sow work efficiency.

Description

A kind ofly minimal till the double wide seedling band precision grain drill of wheat executed with fertilizer
Technical field
The present invention relates to sowing agricultural machinery technological field, especially a kind ofly minimal till the double wide seedling band precision grain drill of wheat tool executed with fertilizer.
Technical background
Wheat is the important economic crops of China, and be the main food source of northern China, the increasing both production and income of wheat is related to the development of national economy.The height of wheat cultivation quality directly affects the quality of wheat growth condition and wheat seeds sprouting, emerges, tillers, heading etc. determines the physiology course of yield composition.There is the problems such as spacing in the rows skewness, seed level is inconsistent, colony quality is poor, yield poorly in existing wheat Mechanization Planting Technology." wide seedling band precise sowing " technology is that state key promotes one of " cost-saving synergistic " agricultural modernization production technology, wide width precise sowing is compared with existing cropping pattern, wheat wide seedling belt precise sowing narrow drilling intensive for traditional seed is become the equally distributed wide cut grain of seed to broadcast, wheat single file sown scope is by traditional 2-3 centimetre, be widened to 8-10 centimetre, between all seeds in wide seedling band, all reach maximum spacing.Its advantage is to guarantee that wheat distributes in root uniform plane, decrease the contention of moisture between individuality, nutrient, be conducive to ventilation, printing opacity in wheat population, promote that ontogeny is healthy and strong, improve photosynthetic rate and water and fertilizer utilization, wheat mature spike number increases, and can obtain big panicle many grains per panicle, realize wheat increase yield and increase income.
The traditional seeding machinery of the many employings of China's wheat cultivation operation.Tradition seeding machinary is combined as master with outer groove-wheel seeder and list or duplicate rows discharging tube, there is the problems such as frame for movement is simple, the amount of broadcasting cannot accurately control, operation quality difference, the technical requirement of wheat wide seedling belt simple grain precise sowing can not be met, even sowing effect does not reach expection, make large area wheatland ubiquity plant of uneven density, emerge that ginseng is time uneven, individual plant individual between the problems such as Traits change is larger, limit the raising of wheat yield.Therefore wheat wide seedling belt precise sowing technology fails well to be innovated all the time.Therefore, in the urgent need to inventing a kind of wide seedling band precision grain drill of wheat tool, realizing reducing wheat cultivation amount, realizing the wide seedling band precise sowing of wheat, improving seeding accuracy, increasing wheat yield, there is great economy and social effect.
Summary of the invention
The present invention is directed to the defect of prior art, solve the problem that precision grain drill of wheat tool lacks, existing seeding quality is low, the invention provides and a kind ofly minimal till the double wide seedling band precision grain drill of wheat executed with fertilizer, this sower adopts air-sucking type syringe needle seed-taking device to carry out getting kind, planting, plant cave conveyer belt seeding unit and carry out wide seedling band precision metering device, press wheel carries out depth stop suppression immediately following the planting of seeding unit, rotary tillage, trench digging before realizing Wheat Sowing simultaneously, apply fertilizer, to get kind, seeding, suppression, earthing, compacting, a series of function such as grading.
The technical solution adopted in the present invention is:
Minimal till the double wide seedling band precision grain drill of wheat executed with fertilizer, comprise upper spider, lower bearing bracket, draw beam, dispenser, rotary tillage mechanism, plough, fertilizing mechanism, suppression mechanism, casing mechanism, system for compacting, grading mechanism, land wheel, kind case and kind dish.
Described dispenser comprises seed-taking device and seeding unit, needs the dispenser can assembling varying number for sower according to sowing; Described seed-taking device comprises fixed support, position-limited rack, slider-crank mechanism, link gear, vacuum chamber sucker, sucking needle, asepwirator pump and air intake duct; Seed-taking device is arranged on draw beam upper spider top below; Described fixed support is arranged on upper spider middle inside, is made up of, for fixed crank slide block mechanism the transverse slat of symmetry and swash plate and middle connecting plate; Described position-limited rack is fixed on the inner side of upper spider rear and front end, is made up of, transverse slat has sliding tray two pieces of transverse slats; Described slider-crank mechanism comprises base, turning cylinder, moving runner, connecting rod and articulated elements; Described floor installation is in fixed support side, and base upper end is provided with moving runner by turning cylinder; Described connecting rod one end is connected to outside moving runner by articulated elements and places, and the other end connects vacuum chamber sucker by articulated elements; Described vacuum chamber sucker is located between position-limited rack two transverse slat, the sliding axle of vacuum chamber sucker both sides block respectively be placed on position-limited rack two pieces of transverse slats sliding tray in, vacuum chamber sucker moves back and forth between base and kind dish with slider-crank mechanism, according to the fabric shape needed for wide seedling band precise sowing, vacuum chamber sucker lower end is furnished with the sucking needle group of corresponding arrangement mode, and vacuum chamber sucker upper end is connected with asepwirator pump by air intake duct, magnetic valve; Described sucking needle needs adjacent two row interval 0.5 ~ 3cm according to precise sowing, and often arranges sucking needle and to interlock half interval distance; Described link gear comprises synchronizing wheel, Timing Belt, power transmission shaft and bevel gear I; Described synchronizing wheel one is arranged on the turning cylinder of slider-crank mechanism, and another is fixed on power transmission shaft, and Timing Belt connects two synchronizing wheels; Described power transmission shaft one end is arranged on base, and the other end is provided with bevel gear I, and the gear teeth of bevel gear I and bevel gear II engage each other transferring power, and drives synchronizing wheel motion by Timing Belt.
Described seeding unit comprises kind of a cave conveyer belt, conveyer belt outer cover, discharging tube, driving shaft and driven shaft, and seeding unit is arranged on the below of the inner seed-taking device of lower bearing bracket after plough; Described conveyer belt outer cover both sides are connected with fixed support respectively, conveyer belt outer cover is divided into symmetrical two parts and is buckled in kind of an outside for conveyer belt both sides, cave respectively, and fit tightly with kind of a conveyer belt outer face, cave, opening between conveyer belt outer cover two parts is positioned at immediately below vacuum chamber sucker, and opening size and vacuum chamber sucker size correspondent equal, to ensure that the seed that vacuum chamber sucker is drawn all is placed on kind of cave conveyer belt; Conveyer belt outer cover lower surface camber radially has the opening consistent with discharging tube width, for falling in discharging tube by the seed on kind of cave conveyer belt; Described kind cave conveyer belt tensioning sleeve triangular in shape is placed on two driven shafts and a driving shaft, by arranging the relative position relation between driven shaft and driving shaft, make the inclination angle keeping 15 ° ~ 25 ° in the downward seeding process of kind of cave conveyer belt, in the gap avoiding seed slippage to be stuck between conveyer belt and conveyer belt outer cover, seed is damaged, according to the fabric shape needed for wide seedling band precise sowing, plant the kind cave being distributed with corresponding spread geometry above the conveyer belt of cave, plant cave conveyer belt and rotated with land wheel by driving shaft and rotate; Two described driven shafts are installed in parallel in the preformed hole at fixed support two ends, conveyer belt outer cover both sides, and on the driven shaft of power transmission shaft side, be provided with bevel gear II, the gear teeth of bevel gear II and bevel gear I engage each other transferring power; Described both ends of main drive shaft is separately fixed on two land wheels, and passes the preformed hole of fixed support swash plate lower end; Described discharging tube is fixed on fixed support lower surface, and with the lower surface camber open butt joint of conveyer belt outer cover, discharging tube inside is provided with multiple seeding passage, and discharging tube outlet position adopts arc transition design, just in time in the bottom of press wheel after making seed discharge land.
Described rotary tillage mechanism is made up of rotary cultivator attachment, rotary tillage shaft, transmission device and depth-limiting mechanism, is arranged on the front end of lower bearing bracket; Described rotary cultivator attachment comprises rotary blade and rotary blade fixed disk; Described rotary blade fixed disk is provided with rotary blade, and rotary blade fixed disk is arranged symmetrically on rotary tillage shaft between two to be a bit larger tham seeding belt width for interval, and upright to seeding belt under every two rotary blade fixed disks; Described transmission device comprises power input magazine and rotary tillage shaft transmission case; Described power input magazine is fixed on upper spider, and front end is connected with farm machinery power take-off, and lower end is connected with rotary tillage shaft transmission case; Described rotary tillage shaft transmission case is arranged on rotary tillage shaft, and drives rotary tillage shaft to rotate by the transmission mechanism carried; Described depth-limiting mechanism is made up of gauge wheel, telescopic shaft and depth stop adjuster; Described depth stop adjuster is fixed on lower bearing bracket, and lower end is connected with telescopic shaft, can be regulated the length of telescopic shaft by the rotation of top rotary handle; Described telescopic shaft lower end side is fixed with gauge wheel, and telescopic shaft adjustable length, to meet the different rotary tillage degree of depth.
Described plough comprises disk coulter and flat plough; Disk coulter and flat plough are arranged on lower bearing bracket bottom successively along sower direction of travel, and disk coulter is front, and flat plough is rear.
Described fertilizing mechanism comprises applicator boot, defertilizing tube and fertilizer can, and fertilizing mechanism is arranged in the frame lower between rotary tillage mechanism and disk coulter, just to the centre position of two seeding belts; Described fertilizer can is fixed on lower bearing bracket top, and bottom is connected with applicator boot by defertilizing tube.Described applicator boot is fixed on lower bearing bracket lower end by connecting rod, and fertilizer, with anti-stalk winding mechanism, when applicator boot has been ditched, is directly entered in the dressing furrow held successfully by defertilizing tube by applicator boot.
Described suppression mechanism comprises press wheel, press wheel wheel carrier, press wheel damping spring, press wheel fixed head and link, and suppression mechanism is arranged in after discharging tube; Described press wheel wheel carrier front end is fixed with press wheel, and top is provided with press wheel fixed head, and rear end is connected with link front end by bearing pin; Described link is fixed on lower bearing bracket crossbeam bottom; Described press wheel damping spring is arranged between press wheel wheel carrier and press wheel fixed head.
Described system for compacting comprises compact wheel, compact wheel wheel carrier, compact wheel damping spring and compact wheel fixed head, and system for compacting is arranged on lower bearing bracket lower end; Described compact wheel wheel carrier rear end is fixed with compact wheel, and top is provided with compact wheel fixed head, and front end is connected with link rear end by bearing pin; Described compact wheel damping spring is arranged between compact wheel wheel carrier and compact wheel fixed head.
Described grading mechanism comprises soil-finishing wheel, adjusting rod and soil-finishing wheel wheel carrier, is arranged on the rear end of lower bearing bracket; Described soil-finishing wheel wheel carrier one end is connected with lower bearing bracket by bearing pin, and one end is fixed with level land wheel; Described adjusting rod bottom is connected with soil-finishing wheel wheel carrier, and top is fixed on lower bearing bracket, is used for regulating the vertical height of soil-finishing wheel.
Described casing mechanism is made up of two disk coverers, and casing mechanism is arranged on link lower end.
Described fertilizing mechanism, suppression mechanism, casing mechanism, system for compacting, grading mechanism are arranged in lower bearing bracket lower end successively before and after sower direction of travel, and use can be assembled according to difference sowing needs by each mechanism.
Described draw beam is fixedly mounted on the front end of lower bearing bracket; Described kind dish is fixed on the upper spider of seed-taking device side, and kind dish is fixed with little pneumatic motor, and little pneumatic motor drives kind of a dish not stop shake; Described kind case is fixed on the upper spider directly over kind of dish; Described land wheel is arranged on the lower bearing bracket both sides of seeding unit position and is connected with driving shaft.
During work of the present invention, comprise the steps:
(1) rotary tillage of seedling band, trench digging and fertilising: sower draw beam is hanging on farm machinery, by the depth of implements of rotary tillage depth-limiting mechanism adjustment rotary tillage mechanism, adjust plough ditching depth, press wheel height peace land wheel height simultaneously, sower starts to carry out the rotary tillage of seedling band and ditching operation, when trench digging completes, directly fertilizer is entered in the dressing furrow held successfully by defertilizing tube.
(2) kind and seeding is got: after sower is started working, driving shaft starts to rotate with the rotation of land wheel, seeding unit driven shaft is driven to rotate, make kind of a cave conveyer belt setting in motion on the one hand, band dynamic bevel gear makes synchronizing wheel start to rotate on the other hand, synchronizing wheel by Timing Belt by transmission of power on the turning cylinder of slider-crank mechanism, moving runner rotarily drives connecting rod promotion vacuum chamber sucker with turning cylinder and carries out suction kind to kind dish, then drives again vacuum chamber sucker to get back to above seeding unit and is put by seed in the kind cave of kind of cave conveyer belt; The seed dropped in kind of cave rotates in conveyer belt outer cover with kind of a cave conveyer belt, until plant cave to arrive conveyer belt outer cover lower opening place, seed drops on the ground after trench digging after discharging tube.
(3) suppression, earthing, compacting are pacifically: the seed dropped in ditch is pressed in soil immediately following the suppression mechanism after discharging tube; the soil of groove both sides draws in back in groove and makes soil cover on kind of layer by casing mechanism; system for compacting will cover the soil compaction on seeding belt, and soil draws in and smoothly completes sowing work by soil-finishing wheel.
The invention has the beneficial effects as follows:
1, the present invention is by changing the seeding number of active lanes of dispenser width and discharging tube inside, and realizing seeding belt width is 8 ~ 10cm, the sowing work that planting 4 or 5 is arranged, and sowing quantity is few, and seed distribution density is even, is conducive to growing.
2, the air-sucking type syringe needle that the present invention adopts is got and is planted and the method fallen within kind of cave conveyer belt, seal member machining accuracy easily ensures, functional reliability is high, get kind of success rate high, needle placement interval 0.5 ~ 3cm and often arrange syringe needle and to interlock half interval distance, make maximum the dropping on kind of cave conveyer belt of seed, operating efficiency is high, different sucking needles can be designed simultaneously and plant cave arrangement mode, to meet different sowing needs.
3, the present invention uses kind of a cave conveyer belt seeding unit to carry out seeding, the arrangement position not only ensured in seeds fall process in seeding unit is constant, and plant the inclination angle that cave conveyer belt remains 15 ° ~ 25 ° in seeding process, in the gap avoiding seed slippage in kind of cave to be stuck between conveyer belt and outer cover, seed is damaged; The position of discharging tube outlet simultaneously adopts arc transition design, under just in time dropping on press wheel, reduces the collision reaction on seed and ground, guaranteeing that seed by being evenly distributed after discharging tube in soil, making whole seeding process control after seed is discharged.
4, the present invention adopts the mode of land wheel, seeding unit and seed-taking device synchronous interaction work, and guarantee seed-taking device and the work of seeding unit cooperation under different motion speed, seeding precision is high.
5, suppression of the present invention, earthing, system for compacting adopt monomer to add the design of damping spring, and the local unevenness avoiding plot is on the impact of complete machine stability and seeding uniformity.
6, adopt can the parts of dismounting separately in design of the present invention, assembling can be carried out according to sowing needs and change sowing line number, be applicable to the sowing work of various landform, and can carry out broadcasting a series of activities such as the rotary tillage of front seedling band, trench digging, fertilising, sowing, suppression, earthing, compacting, level land simultaneously, be convenient to the carrying out of sowing work, sowing efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention minimal tills the double wide seedling band precision grain drill of wheat executed with fertilizer;
Fig. 2 is the end view minimal tilling the double wide seedling band precision grain drill of wheat executed with fertilizer;
Fig. 3 seed extractor of planter structural representation;
The front view of Fig. 4 seed extractor of planter;
Fig. 5 is sower seeding schematic diagram;
Fig. 6 vacuum chamber sucker structure schematic diagram;
Fig. 7 vacuum chamber sucker upward view;
Fig. 8 plants cave conveyer belt schematic diagram;
In figure: 1, upper spider 2, moving runner 3, plant case 4, air intake duct 5, vacuum chamber sucker 6, soil-finishing wheel 7, adjusting rod 8, land wheel 9, disk coulter 10, rotary blade fixed disk 11, rotary tillage shaft 12, rotary blade 13, draw beam 14, rotary tillage shaft transmission case 15, lower bearing bracket 16, telescopic shaft 17, gauge wheel 18, fertilizer can 19, fixed support 20, press wheel fixed head 21, compact wheel fixed head 22, level land wheel wheel carrier 23, compact wheel 24, compact wheel damping spring 25, compact wheel wheel carrier 26, disk coverer 27, link 28, press wheel wheel carrier 29, press wheel damping spring 30, press wheel 31, flat plough 32, defertilizing tube 33, applicator boot 34, depth stop adjuster 35, power input magazine 36, position-limited rack 37, plant dish 38, conveyer belt outer cover 39, driven shaft 40, discharging tube 41, driving shaft 42, bevel gear I43, power transmission shaft 44, Timing Belt 45, turning cylinder 46, synchronizing wheel 47, magnetic valve 48, asepwirator pump 49, bevel gear II50, base 51, connecting rod 52, sucking needle 53, plant cave conveyer belt 54, plant cave
Embodiment
Below in conjunction with accompanying drawing, patent of the present invention is further detailed.The present embodiment is with seeding belt width 10 centimeters, and 5 row's plantings, it is example that sower fills 4 groups of seeding apparatus, and each group seeding apparatus comprises rotary cultivator attachment, plough, dispenser, suppression mechanism, casing mechanism, system for compacting, level land mechanism, plants case 3 and kind dish 37.
Of the present inventionly a kind ofly minimal till the double wide seedling band precision grain drill of wheat executed and method of work thereof with fertilizer, as shown in Fig. 1,2,3,4,5,6,7,8.Minimal till the double wide seedling band precision grain drill of wheat executed with fertilizer, comprise upper spider 1, lower bearing bracket 15, draw beam 13, dispenser, rotary tillage mechanism, plough, fertilizing mechanism, suppression mechanism, casing mechanism, system for compacting, grading mechanism, land wheel 8, plant case 3 and kind dish 34.
Described dispenser comprises seed-taking device and seeding unit, needs the dispenser can assembling varying number for sower according to sowing; Described seed-taking device comprises fixed support 19, position-limited rack 36, slider-crank mechanism, link gear, vacuum chamber sucker 5, sucking needle 52, asepwirator pump 48 and air intake duct 4; Seed-taking device is arranged on draw beam 13 upper spider 1 top below; Described fixed support 19 is arranged on upper spider 1 middle inside, is made up of, for fixed crank slide block mechanism the transverse slat of symmetry and swash plate and middle connecting plate; Described position-limited rack 36 is fixed on the inner side of upper spider 1 rear and front end, is made up of, position-limited rack transverse slat has sliding tray two pieces of transverse slats; Described slider-crank mechanism comprises base 50, turning cylinder 45, moving runner 2, connecting rod 51 and articulated elements; Described base 50 is arranged on fixed support 19 side, and base 50 upper end is provided with moving runner 2 by turning cylinder 45; Described connecting rod 51 one end is connected to outside moving runner 2 by articulated elements and places, and the other end connects vacuum chamber sucker 5 by articulated elements; Described vacuum chamber sucker 5 is located between position-limited rack 36 liang of transverse slats, the sliding axle of vacuum chamber sucker 5 both sides block respectively be placed on position-limited rack 36 liang of transverse slats sliding tray in, vacuum chamber sucker 5 moves back and forth between base 50 and kind dish 37 with slider-crank mechanism, according to the fabric shape needed for wide seedling band precise sowing, vacuum chamber sucker 5 lower end is furnished with the sucking needle group of corresponding arrangement mode, and vacuum chamber sucker 5 upper end is connected with asepwirator pump 48 by air intake duct 4, magnetic valve 47; Described sucking needle 52 needs adjacent two row interval 0.5 ~ 3cm according to precise sowing, and often arranges sucking needle 52 and to interlock half interval distance; Described link gear comprises synchronizing wheel 46, Timing Belt 44, power transmission shaft 43 and bevel gear I42; Described synchronizing wheel 46 1 is arranged on the turning cylinder 45 of slider-crank mechanism, and another is fixed on power transmission shaft 43, and Timing Belt 44 connects two synchronizing wheels 46; Described power transmission shaft 43 one end is installed on base 50, and the other end is provided with bevel gear I42, and the gear teeth of bevel gear I42 and bevel gear II49 engage each other transferring power, and drives synchronizing wheel 46 to move by Timing Belt 44.
Described seeding unit comprises kind of a cave conveyer belt 53, conveyer belt outer cover 38, discharging tube 40, driving shaft 41 and driven shaft 39, and seeding unit is arranged on the below of the inner seed-taking device of lower bearing bracket 15 after plough, described conveyer belt outer cover 38 both sides are connected with fixed support 19 respectively, conveyer belt outer cover 38 is divided into symmetrical two parts and is not buckled in kind of an outside for cave conveyer belt 53 both sides respectively, and fit tightly with kind of cave conveyer belt 53 outer face, opening between conveyer belt outer cover 38 two parts is positioned at immediately below vacuum chamber sucker 5, and opening size and vacuum chamber sucker 5 size correspondent equal, to ensure that seed that vacuum chamber sucker 5 is drawn all to be placed on kind of cave conveyer belt 53, conveyer belt outer cover 38 lower surface camber radially has the opening consistent with discharging tube 40 width, for falling in discharging tube 40 by the seed on kind of cave conveyer belt 53, described kind cave conveyer belt 53 tensioning sleeve triangular in shape is placed on two driven shafts 39 and a driving shaft 41, by arranging the relative position relation between driven shaft 39 and driving shaft 41, make the inclination angle keeping 15 ° ~ 25 ° in the downward seeding process of kind of cave conveyer belt 53, in the gap avoiding seed slippage to be stuck between conveyer belt 53 and conveyer belt outer cover 38, seed is damaged, according to the fabric shape needed for wide seedling band precise sowing, plant the kind cave 54 that cave conveyer belt 53 is distributed with corresponding spread geometry above, kind of cave conveyer belt 38 to be rotated with land wheel 8 by driving shaft 41 and rotates, two described driven shafts 39 are installed in parallel in the preformed hole at fixed support 19 two ends, conveyer belt outer cover 38 both sides, and on the driven shaft 39 of power transmission shaft 43 side, be provided with bevel gear II49, the gear teeth of bevel gear II49 and bevel gear I42 engage each other transferring power, described driving shaft 41 two ends are separately fixed on two land wheels 8, and pass the preformed hole of fixed support 19 swash plate lower end, described discharging tube 40 is fixed on fixed support 19 lower surface, with the lower surface camber open butt joint of conveyer belt outer cover 38, discharging tube 40 inside is provided with multiple seeding passage, and discharging tube 40 exports position and adopts arc transition design, just in time in the bottom of press wheel 30 after making seed discharge land.
Described rotary tillage mechanism is made up of rotary cultivator attachment, rotary tillage shaft 11, transmission device and depth-limiting mechanism, is arranged on the front end of lower bearing bracket 15; Described rotary cultivator attachment comprises rotary blade 12 and rotary blade fixed disk 10; Described rotary blade fixed disk 10 is provided with rotary blade 12, and rotary blade fixed disk 10 is arranged symmetrically on rotary tillage shaft 11 between two to be a bit larger tham seeding belt width for interval, and every two rotary blade fixed disks 10 times Founders are to seeding belt; Described transmission device comprises power input magazine 35 and rotary tillage shaft transmission case 14; Described power input magazine 35 is fixed on upper spider 1, and front end is connected with farm machinery power take-off, and lower end is connected with rotary tillage shaft transmission case 14; Described rotary tillage shaft transmission case 14 is arranged on rotary tillage shaft 11, and drives rotary tillage shaft 11 to rotate by the transmission mechanism carried; Described depth-limiting mechanism is made up of gauge wheel 17, telescopic shaft 16 and depth stop adjuster 34; Described depth stop adjuster 34 is fixed on lower bearing bracket 15, and lower end is connected with telescopic shaft 16, can be regulated the length of telescopic shaft 16 by the rotation of top rotary handle; Described telescopic shaft 16 lower end side is fixed with gauge wheel 17, and telescopic shaft 16 adjustable length, to meet the different rotary tillage degree of depth.
Described plough comprises disk coulter 9 and flat plough 31; Disk coulter 9 and flat plough 31 are arranged on lower bearing bracket 15 bottom successively along sower direction of travel, and disk coulter 9 is front, and flat plough 31 is rear.
Described fertilizing mechanism comprises applicator boot 33, defertilizing tube 32 and fertilizer can 18, is arranged between rotary tillage mechanism and disk coulter, just to the centre position of two seeding belts; Described fertilizer can 18 is fixed on lower bearing bracket 15 top, and bottom is connected with applicator boot 33 by defertilizing tube 32.Described applicator boot 33 is fixed on lower bearing bracket 15 lower end by connecting rod, and fertilizer, with anti-stalk winding mechanism, when applicator boot 33 has been ditched, is directly entered in the dressing furrow held successfully by defertilizing tube 32 by applicator boot 33.
Described suppression mechanism comprises press wheel 30, press wheel wheel carrier 28, press wheel damping spring 29, press wheel fixed head 20 and link 27, is arranged in after discharging tube 40; Described press wheel wheel carrier 28 front end is fixed with press wheel 30, and top is provided with press wheel fixed head 20, and rear end is connected with link 27 front end by bearing pin; Described link 27 is fixed on lower bearing bracket 15 crossbeam bottom; Described press wheel damping spring 29 is arranged between press wheel wheel carrier 28 and press wheel fixed head 20.
Described system for compacting comprises compact wheel 23, compact wheel wheel carrier 25, compact wheel damping spring 24 and compact wheel fixed head 21, and system for compacting is arranged on lower bearing bracket 15 lower end; Described compact wheel wheel carrier 25 rear end is fixed with compact wheel 23, and top is provided with compact wheel fixed head 21, and front end is connected with link 27 rear end by bearing pin; Described compact wheel damping spring 24 is arranged between compact wheel wheel carrier 25 and compact wheel fixed head 21.
Described grading mechanism comprises soil-finishing wheel 6, adjusting rod 7 and soil-finishing wheel wheel carrier 22, is arranged on the rear end of lower bearing bracket 15; Described soil-finishing wheel wheel carrier 22 one end is connected with lower bearing bracket 15 by bearing pin, and one end is fixed with level land wheel 6; Described adjusting rod 7 bottom is connected with soil-finishing wheel wheel carrier 22, and top is fixed on lower bearing bracket 15, is used for regulating the vertical height of soil-finishing wheel 6.
Described casing mechanism is made up of two disk coverers 26, and casing mechanism is arranged on link 27 lower end.
Described fertilizing mechanism, suppression mechanism, casing mechanism, system for compacting, grading mechanism are arranged in lower bearing bracket 15 lower end successively before and after sower direction of travel, and use can be assembled according to sowing needs by each mechanism.
Described draw beam 13 is fixedly mounted on the front end of lower bearing bracket 15; Described kind dish 37 is fixed on the upper spider 1 of seed-taking device side, and kind dish 37 is fixed with little pneumatic motor, and little pneumatic motor drives kind of a dish 37 not stop shake; Described kind case 3 is fixed on the upper spider 1 directly over kind of dish 37; Described land wheel 8 is arranged on lower bearing bracket 15 both sides of seeding unit position and is connected with driving shaft 41.
Present invention also offers a kind of method of work of minimal tilling the double wide seedling band precision grain drill of wheat executed with fertilizer, comprise the steps:
(1) rotary tillage of seedling band, trench digging and fertilising: sower draw beam 13 is hanging on farm machinery, by the depth of implements of rotary tillage depth-limiting mechanism adjustment rotary tillage mechanism, adjust plough ditching depth, highly peaceful land wheel 6 height of press wheel 30 simultaneously, sower starts to carry out the rotary tillage of seedling band and ditching operation, when trench digging completes, directly fertilizer is entered in the dressing furrow held successfully by defertilizing tube 32.
(2) kind and seeding is got: after sower is started working, driving shaft 41 starts to rotate with the rotation of land wheel 8, seeding unit driven shaft 39 is driven to rotate, make kind of cave conveyer belt 53 setting in motion on the one hand, band dynamic bevel gear I42 and bevel gear II49 makes synchronizing wheel 46 start to rotate on the other hand, synchronizing wheel 46 passes through Timing Belt 44 by transmission of power on the turning cylinder 45 of slider-crank mechanism, moving runner 2 with turning cylinder 45 rotarily drive connecting rod 51 promote vacuum chamber sucker 5 to kind dish 37 carry out suctions kind, then driving again vacuum chamber sucker 5 to get back to above seeding unit puts in the kind cave 54 of kind of cave conveyer belt 53 by seed, the seed dropped in kind of cave 54 rotates in conveyer belt outer cover 38 with kind of cave conveyer belt 53, until plant cave 54 to arrive conveyer belt outer cover 38 lower opening place, seed drops on the ground after trench digging after discharging tube 40.
(3) suppression, earthing, compacting are pacifically: the seed dropped in ditch is pressed in soil immediately following the suppression mechanism after discharging tube 40; the soil of groove both sides draws in back in groove and makes soil cover on kind of layer by casing mechanism; system for compacting will cover the soil compaction on seeding belt, and soil draws in and smoothly completes sowing work by soil-finishing wheel 6.

Claims (1)

1. minimal till the double wide seedling band precision grain drill of wheat executed with fertilizer, it is characterized in that: comprise upper spider, lower bearing bracket, draw beam, dispenser, rotary tillage mechanism, plough, fertilizing mechanism, suppression mechanism, casing mechanism, system for compacting, grading mechanism, land wheel, kind case and kind dish;
Described dispenser comprises seed-taking device and seeding unit, needs the dispenser assembling varying number for sower according to sowing; Described seed-taking device comprises fixed support, position-limited rack, slider-crank mechanism, link gear, vacuum chamber sucker, sucking needle, asepwirator pump and air intake duct; Seed-taking device is arranged on draw beam upper spider top below; Described fixed support is arranged on upper spider middle inside, is made up of, for fixed crank slide block mechanism the transverse slat of symmetry and swash plate and middle connecting plate; Described position-limited rack is fixed on the inner side of upper spider rear and front end, is made up of, transverse slat has sliding tray two pieces of transverse slats; Described slider-crank mechanism comprises base, turning cylinder, moving runner, connecting rod and articulated elements; Described floor installation is in fixed support side, and base upper end is provided with moving runner by turning cylinder; Described connecting rod one end is connected to outside moving runner by articulated elements and places, and the other end connects vacuum chamber sucker by articulated elements; Described vacuum chamber sucker is located between position-limited rack two transverse slat, the sliding axle of vacuum chamber sucker both sides block respectively be placed on position-limited rack two pieces of transverse slats sliding tray in, vacuum chamber sucker moves back and forth between base and kind dish with slider-crank mechanism, according to the fabric shape needed for wide seedling band precise sowing, vacuum chamber sucker lower end is furnished with the sucking needle group of corresponding arrangement mode, and vacuum chamber sucker upper end is connected with asepwirator pump by air intake duct, magnetic valve; Described sucking needle needs adjacent two row interval 0.5-3cm according to precise sowing, and often arranges sucking needle and to interlock half interval distance; Described link gear comprises synchronizing wheel, Timing Belt, power transmission shaft and bevel gear I; Described synchronizing wheel one is arranged on the turning cylinder of slider-crank mechanism, and another is fixed on power transmission shaft, and Timing Belt connects two synchronizing wheels; Described power transmission shaft one end is arranged on base, and the other end is provided with bevel gear I, and the gear teeth of bevel gear I and bevel gear II engage each other transferring power, and drives synchronizing wheel motion by Timing Belt;
Described seeding unit comprises kind of a cave conveyer belt, conveyer belt outer cover, discharging tube, driving shaft and driven shaft, and seeding unit is arranged on the below of the inner seed-taking device of lower bearing bracket after plough; Described conveyer belt outer cover both sides are connected with fixed support respectively, conveyer belt outer cover is divided into symmetrical two parts and is buckled in kind of an outside for conveyer belt both sides, cave respectively, and fit tightly with kind of a conveyer belt outer face, cave, opening between conveyer belt outer cover two parts is positioned at immediately below vacuum chamber sucker, and opening size and vacuum chamber sucker size correspondent equal, to ensure that the seed that vacuum chamber sucker is drawn all is placed on kind of cave conveyer belt; Conveyer belt outer cover lower surface camber radially has the opening consistent with discharging tube width, for falling in discharging tube by the seed on kind of cave conveyer belt; Described kind cave conveyer belt tensioning sleeve triangular in shape is placed on two driven shafts and a driving shaft, by arranging the relative position between driven shaft and driving shaft, make to keep the inclination angle of 15 °-25 ° in the downward seeding process of kind of cave conveyer belt, in the gap avoiding seed slippage to be stuck between conveyer belt and conveyer belt outer cover, seed is damaged; According to the fabric shape needed for wide seedling band precise sowing, plant the kind cave being distributed with corresponding spread geometry above the conveyer belt of cave, plant cave conveyer belt and rotated with land wheel by driving shaft and rotate; Two described driven shafts are installed in parallel in the preformed hole at fixed support two ends, conveyer belt outer cover both sides, and on the driven shaft of power transmission shaft side, be provided with bevel gear II, the gear teeth of bevel gear II and bevel gear I engage each other transferring power; Described both ends of main drive shaft is separately fixed on two land wheels, and passes the preformed hole of fixed support swash plate lower end; Described discharging tube is fixed on fixed support lower surface, and with the lower surface camber open butt joint of conveyer belt outer cover, discharging tube inside is provided with multiple seeding passage, and discharging tube outlet position adopts arc transition design, just in time in the bottom of press wheel after making seed discharge land;
Described rotary tillage mechanism is made up of rotary cultivator attachment, rotary tillage shaft, transmission device and depth-limiting mechanism, is arranged on the front end of lower bearing bracket; Described rotary cultivator attachment comprises rotary blade and rotary blade fixed disk; Described rotary blade fixed disk is provided with rotary blade, and rotary blade fixed disk is arranged symmetrically on rotary tillage shaft between two to be a bit larger tham seeding belt width for interval, and upright to seeding belt under every two rotary blade fixed disks; Described transmission device comprises power input magazine and rotary tillage shaft transmission case; Described power input magazine is fixed on upper spider, and front end is connected with farm machinery power take-off, and lower end is connected with rotary tillage shaft transmission case; Described rotary tillage shaft transmission case is arranged on rotary tillage shaft, and drives rotary tillage shaft to rotate by the transmission mechanism carried; Described depth-limiting mechanism is made up of gauge wheel, telescopic shaft and depth stop adjuster; Described depth stop adjuster is fixed on lower bearing bracket, and lower end is connected with telescopic shaft, can be regulated the length of telescopic shaft by the rotation of top rotary handle; Described telescopic shaft lower end side is fixed with gauge wheel, and telescopic shaft adjustable length, to meet the different rotary tillage degree of depth;
Described plough comprises disk coulter and flat plough; Disk coulter and flat plough are arranged on lower bearing bracket bottom successively along sower direction of travel, and disk coulter is front, and flat plough is rear;
Described fertilizing mechanism comprises applicator boot, defertilizing tube and fertilizer can, and fertilizing mechanism is arranged in the frame lower between rotary tillage mechanism and disk coulter, just to the centre position of two seeding belts; Described fertilizer can is fixed on lower bearing bracket top, and bottom is connected with applicator boot by defertilizing tube; Described applicator boot is fixed on lower bearing bracket lower end by connecting rod, and fertilizer, with anti-stalk winding mechanism, when applicator boot has been ditched, is directly entered by defertilizing tube in the dressing furrow held successfully by applicator boot;
Described suppression mechanism comprises press wheel, press wheel wheel carrier, press wheel damping spring, press wheel fixed head and link, and suppression mechanism is arranged in after discharging tube; Described press wheel wheel carrier front end is fixed with press wheel, and top is provided with press wheel fixed head, and rear end is connected with link front end by bearing pin; Described link is fixed on lower bearing bracket crossbeam bottom; Described press wheel damping spring is arranged between press wheel wheel carrier and press wheel fixed head;
Described system for compacting comprises compact wheel, compact wheel wheel carrier, compact wheel damping spring and compact wheel fixed head, and system for compacting is arranged on lower bearing bracket lower end; Described compact wheel wheel carrier rear end is fixed with compact wheel, and top is provided with compact wheel fixed head, and front end is connected with link rear end by bearing pin; Described compact wheel damping spring is arranged between compact wheel wheel carrier and compact wheel fixed head;
Described grading mechanism comprises soil-finishing wheel, adjusting rod and soil-finishing wheel wheel carrier, is arranged on the rear end of lower bearing bracket; Described soil-finishing wheel wheel carrier one end is connected with lower bearing bracket by bearing pin, and one end is fixed with level land wheel; Described adjusting rod bottom is connected with soil-finishing wheel wheel carrier, and top is fixed on lower bearing bracket, is used for regulating the vertical height of soil-finishing wheel;
Described casing mechanism is made up of two disk coverers, and casing mechanism is arranged on link lower end;
Described fertilizing mechanism, suppression mechanism, casing mechanism, system for compacting, grading mechanism are arranged in lower bearing bracket lower end successively before and after sower direction of travel, and use can be assembled according to difference sowing needs by each mechanism;
Described draw beam is fixedly mounted on the front end of lower bearing bracket; Described kind dish is fixed on the upper spider of seed-taking device side, and kind dish is fixed with little pneumatic motor, and little pneumatic motor drives kind of a dish not stop shake; Described kind case is fixed on the upper spider directly over kind of dish; Described land wheel is arranged on the lower bearing bracket both sides of seeding unit position and is connected with driving shaft.
CN201520937610.4U 2015-11-23 2015-11-23 Minimal till wide seedling area wheat precision planter of executing simultaneously with fertilizer Withdrawn - After Issue CN205093107U (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105247998A (en) * 2015-11-23 2016-01-20 山东农业大学 Wide-seedling-strip wheat precision planter achieving both minimal tillage and fertilizer and work method thereof
CN105960902A (en) * 2016-06-14 2016-09-28 河北阔海农业机械有限公司 Air-sweeping type drill seeder
CN106034500A (en) * 2016-07-18 2016-10-26 柳州好顺科技有限公司 Seeding machine with seed guiding device
CN106211881A (en) * 2016-07-18 2016-12-14 柳州好顺科技有限公司 A kind of seed guide
CN106856747A (en) * 2017-03-23 2017-06-20 南京农业大学 A kind of wheat Full-automatic electric-controlled accurate quantification seeder
CN107820758A (en) * 2017-12-08 2018-03-23 韩元元 A kind of simple grain blanking mechanical device and method for agriculture sowing cotton seed
CN108142018A (en) * 2017-12-26 2018-06-12 中国农业大学 The anti-blocking trench digging dispenser of the adjustable wide seedling band of rotary knife included angle, seedling bandwidth
CN110352647A (en) * 2019-08-21 2019-10-22 新昌县立诺智能科技有限公司 A kind of seeding controllable type wheat seeder
CN110476525A (en) * 2019-08-30 2019-11-22 山东省农业机械科学研究院 A kind of garlic planting device suitable for row harvest
CN111345133A (en) * 2020-03-03 2020-06-30 山东省农业机械科学研究院 Seeding device and grain dibbling machine
US11129322B2 (en) 2019-02-14 2021-09-28 Cnh Industrial America Llc Row unit for dispensing a plurality of agricultural products into an inter-row area of a field and associated agricultural implements
CN117581660A (en) * 2023-11-22 2024-02-23 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) Pit land reclamation device for open-pit mining

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105247998A (en) * 2015-11-23 2016-01-20 山东农业大学 Wide-seedling-strip wheat precision planter achieving both minimal tillage and fertilizer and work method thereof
CN105960902A (en) * 2016-06-14 2016-09-28 河北阔海农业机械有限公司 Air-sweeping type drill seeder
CN106034500A (en) * 2016-07-18 2016-10-26 柳州好顺科技有限公司 Seeding machine with seed guiding device
CN106211881A (en) * 2016-07-18 2016-12-14 柳州好顺科技有限公司 A kind of seed guide
CN106856747A (en) * 2017-03-23 2017-06-20 南京农业大学 A kind of wheat Full-automatic electric-controlled accurate quantification seeder
CN107820758A (en) * 2017-12-08 2018-03-23 韩元元 A kind of simple grain blanking mechanical device and method for agriculture sowing cotton seed
CN108142018A (en) * 2017-12-26 2018-06-12 中国农业大学 The anti-blocking trench digging dispenser of the adjustable wide seedling band of rotary knife included angle, seedling bandwidth
CN108142018B (en) * 2017-12-26 2019-12-10 中国农业大学 wide seedling belt anti-blocking ditching seed discharging device with inclined rotary cutter and adjustable seedling belt width
US11129322B2 (en) 2019-02-14 2021-09-28 Cnh Industrial America Llc Row unit for dispensing a plurality of agricultural products into an inter-row area of a field and associated agricultural implements
CN110352647A (en) * 2019-08-21 2019-10-22 新昌县立诺智能科技有限公司 A kind of seeding controllable type wheat seeder
CN110476525A (en) * 2019-08-30 2019-11-22 山东省农业机械科学研究院 A kind of garlic planting device suitable for row harvest
CN111345133A (en) * 2020-03-03 2020-06-30 山东省农业机械科学研究院 Seeding device and grain dibbling machine
CN117581660A (en) * 2023-11-22 2024-02-23 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) Pit land reclamation device for open-pit mining
CN117581660B (en) * 2023-11-22 2024-06-11 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) Pit land reclamation device for open-pit mining

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