CN105723891A - Corn one-hole-two-plant seed-metering device and ridging and film covering machine with seed-metering device - Google Patents
Corn one-hole-two-plant seed-metering device and ridging and film covering machine with seed-metering device Download PDFInfo
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- CN105723891A CN105723891A CN201610103301.6A CN201610103301A CN105723891A CN 105723891 A CN105723891 A CN 105723891A CN 201610103301 A CN201610103301 A CN 201610103301A CN 105723891 A CN105723891 A CN 105723891A
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- seed
- plectrum
- ridging
- rotation dish
- frame
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0287—Devices for laying-out or removing ground coverings
Abstract
A corn one-hole-two-plant seed-metering device comprises a seed box and a seed-metering device body. The seed-metering device body comprises a round fixed plate and a rotary plate installed in the fixed plate through a rotary shaft, blocking blocks are arranged on the periphery of the rotary plate and divides the rotary plate into a plurality of partitions, a discharge opening is formed in the bottom of the round fixed plate, and a discharge device is disposed on the discharge opening. The discharge device comprises a discharge channel and a discharge poking piece which is rotationally arranged on the discharge channel. According to the corn one-hole-two-plant seed-metering device of the novel structure and a ridging and film covering machine with the seed-metering device, in the rotation process of the rotary plate, two corn seeds can be conveyed to the discharge device at the same time, the two seeds fall into a hole at the same time through cooperation of the rotary plate and the poking piece, and operation is convenient. Besides, matching of all structures is very close, the whole process is precise, quick and reliable, work efficiency of a sowing machine is improved, and economic benefits and social benefits of crop planting are improved.
Description
Technical field
The invention mainly relates to the agricultural machinery equipment field of the foster Dryland agricultural production of Heilongjing River rain, especially a kind of Semen Maydis one cave pair strain feed mechanism for seed and the ridging laminating machine with this feed mechanism for seed.
Background technology
Semen Maydis is the second largest cereal crops of China, occupies extremely important status in grain-production, plays very important effect in national economy.China's corn yield fluctuates in recent years, it would be highly desirable to improve, and the main path improving corn yield is to increase the density of milpa, but only increasing plant spacing can cause corn stem to attenuate, and there is the danger of easily lodging, and after lodging occurs, yield does not increase counter dropping.
Research shows, the double; two strain in a cave carried out by Semen Maydis, and both can improve yield can also be resistant to lodging.The double; two strain in one cave refers in cheating two strain Semen Maydiss of planting at one, and due to two strain maize seeds together, the root system of two strain Semen Maydiss intersects, and to root growth reinforcement effect, enhances lodging tolerance.In traditional cave one plant planting method, the density of milpa is 3000-3500 plant/acre, Semen Maydis per mu yield is generally 400-500kg, and the implantation methods of the double; two strain in a cave suitably increases the quantity of every mu of plant by adjusting the line-spacing of milpa, realize the reasonable disposition in field, the density of milpa can reach 5000-6000 plant/acre, and per mu yield can reach 500-800kg.Therefore, the implantation methods of the double; two strain in Semen Maydis one cave has volume increase and feature resistant to lodging.
The quality of seeder service behaviour will directly influence the quality of seeding operation productivity ratio and emergence of corn, and feed mechanism for seed is the core component of corn drill, is the principal element determining seeder characteristic and service behaviour.Existing corn drill feed mechanism for seed mainly has: external feed, turn spoon formula feed mechanism for seed and aspirated-air type single-kernel seed-metering device.
During external recessing work, outer groove-wheel rotates, seed is full of sheave groove by gravity, and carried out forcing seeding with rotation together by outer groove-wheel, its application rate depends on effective active length and the rotating speed of sheave, in seeding process, by the impact of machine vibration, flow rate has pulsation phenomenon, Seeding Uniformity is poor, and can not realize the precision drilling of the double; two strain in a cave.
Turning spoon formula feed mechanism for seed is utilize type hole size to take kind, realizes simple grain bunch planting and program request, and its structure and its regulative mode are easily caused seed number per instability, each cylinder population size of sowing is inconsistent, when feed mechanism for seed drum rotation speed is relatively low, fills kind of the time long, without hole, but clear kind has some setbacks, and seed number per is unstable, when drum rotation speed is higher, filling kind of the time short. seed easily blocks at seed inlet, being easily formed hole, operation easier is big, can not realize the precision drilling of the double; two strain in a cave.
In recent years, development along with oligospermia amount seeding technique, develop again a kind of Pneumatic type vertical circular disc type precise seeder (aspirated-air type single-kernel seed-metering device), one one, cave, its sowing simple grain rate reaches more than 92%, the requirement of percentage of seedgermination is very strict, and common seed does not reach sowing requirement, it is impossible to realize the sowing in two, a cave.
Summary of the invention
It is an object of the invention to provide a kind of simple in construction, effective, can accurately realize two corn seeds of each hole sowing in corn seeding process, the double; two strain feed mechanism for seed in application rate accurate Semen Maydis one cave and the ridging laminating machine with this feed mechanism for seed.
nullIn order to solve above-mentioned technical problem，The present invention provides a kind of Semen Maydis one cave double; two strain feed mechanism for seed，Including seed-box and feed mechanism for seed，Described feed mechanism for seed includes with circular fixed disk and the rotation dish that is arranged in fixed disk by rotating shaft，Described rotation dish week, side was provided with block，Rotation dish is separated into multiple compartment by described block，Described seed-box is connected with feed mechanism for seed，Seed in seed-box at the uniform velocity sends into rotation dish，Rotation dish is in the process rotated，Fall two seeds in each compartment all simultaneously，The bottom of described circular fixed disk is provided with discharging opening，Described discharging opening is provided with drawing mechanism，Described drawing mechanism includes tapping channel and discharging plectrum，Described plectrum is spindle rotationally arranged on tapping channel，And it is connected to torsion spring，One end of described plectrum is stretched in rotation dish and coordinates with block，When block contacts with plectrum，Plectrum blocks tapping channel.
The present invention improves to be had, and the material of described plectrum is ferrum.
The present invention improves to be had, and the one of described torsion spring drives limit to be fixed on drawing mechanism.
A kind of ridging laminating machine with the double; two strain feed mechanism for seed in Semen Maydis one cave, including frame, being set side by side with at least two set ridging overlay film systems in described frame, described ridging overlay film system includes rotary tillage mechanism, fertilizing mechanism, ridging plough, film cylinder, overlay film part, sowing part and press wheel；
Described rotary tillage mechanism is arranged on ridging plough front end, and described rotary tillage mechanism includes the rotary plow being rotatably provided in frame, and institute's rotary plow includes cutter shaft and rotary blade, and described rotary blade is equidistant side by side to be fixed on cutter shaft；
Described fertilizing mechanism includes receptacle and defertilizing tube, and described receptacle is arranged in frame, and described defertilizing tube one end other end that is connected with receptacle is arranged on rotary plow rear；
Described ridging plough includes the ridging axle being rotatably provided in frame, and described ridging axle is provided with contour wheel, and the cross section of described contour wheel and ridge shape match, and described contour wheel both sides are provided with ditching knife；,
Described film-covering mechanism includes squeeze-film mechanism and disc plough coverer, described squeeze-film mechanism includes groove pressing wheel, support bar, spring and fixed mount, described groove pressing wheel is spindle rotationally arranged in the bottom of support bar, the top of described support bar is through fixed mount and is slidably disposed on fixed mount, described support bar is additionally provided with screens, described spring housing is located on support bar, and one end of spring is withstood in screens, on the fixed mount again of other end top.
Described sowing part includes seed-box and feed mechanism for seed, described feed mechanism for seed includes with circular fixed disk and the rotation dish that is arranged in fixed disk by rotating shaft, described rotation dish week, side was provided with block, rotation dish is separated into multiple compartment by described block, described seed-box is connected with feed mechanism for seed, seed in seed-box at the uniform velocity sends into rotation dish, rotation dish is in the process rotated, fall two seeds in each compartment all simultaneously, the bottom of described circular fixed disk is provided with discharging opening, described discharging opening is provided with drawing mechanism, described drawing mechanism includes tapping channel and discharging plectrum, described plectrum is spindle rotationally arranged on tapping channel, and it is connected to torsion spring, one end of described plectrum is stretched in rotation dish and coordinates with block, when block contacts with plectrum, plectrum blocks tapping channel；
Described press wheel includes wheel body and suppression frame, and wheel body is spindle rotationally arranged on suppression frame, and one end of described suppression frame is hinged with frame, is additionally provided with returning spring between described suppression frame and frame.
The invention have the benefit that the double, two strain feed mechanism for seed in Semen Maydis one cave of new structure and the ridging laminating machine with this feed mechanism for seed, in the process that rotation dish rotates, two corn seeds can be delivered to drawing mechanism simultaneously, and by realizing two seeds fall in cave with coordinating of plectrum simultaneously, distance between two seeds is not over 2mm, easy to operate, double, two pearl rates basically reach 100%, and the cooperation between each structure is closely, whole process is accurately and rapidly reliable, improve the working performance of seeder, improve economic benefit and the social benefit of proportion of crop planting.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the double; two strain feed mechanism for seed in Semen Maydis one cave of the present invention；
Accompanying drawing 2 is the structural representation of the ridging tectorial seeder of the present invention.
Accompanying drawing illustrates: 1-frame；2-rotary tillage mechanism；21-rotary plow；3-fertilizing mechanism；31-receptacle；32-defertilizing tube；4-squeeze-film mechanism；41-groove pressing wheel；42-support bar；43-spring；44-fixed mount；45-screens；5-ridging plough；51-ridging axle；52-contour wheel；53-ditching knife；6-disc plough coverer；7-seed-box；71-feed mechanism for seed；711-circle fixed disk；712-rotation dish；713-block；714-tapping channel；715-plectrum；716-torsion spring；8-press wheel；81-returning spring；9-film cylinder.
Detailed description of the invention
By describing the technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
nullWith reference to accompanying drawing 1 and accompanying drawing 2，The present invention provides a kind of Semen Maydis one cave double; two strain feed mechanism for seed，Including seed-box 7 and feed mechanism for seed 71，Described feed mechanism for seed 71 includes with circular fixed disk 711 and the rotation dish 712 that is arranged in fixed disk by rotating shaft，712 weeks sides of described rotation dish are provided with block 713，Rotation dish 712 is separated into multiple compartment by described block 713，Described seed-box 7 is connected with feed mechanism for seed 71，Seed in seed-box 7 at the uniform velocity sends into rotation dish 712，Rotation dish 712 is in the process rotated，Fall two seeds in each compartment all simultaneously，The bottom of described circular fixed disk 711 is provided with discharging opening，Described discharging opening is provided with drawing mechanism，Described drawing mechanism includes tapping channel 714 and discharging plectrum 715，Described plectrum 715 is spindle rotationally arranged on tapping channel 714，And it is connected to torsion spring 716，One end of described plectrum 715 is stretched in rotation dish 712 and coordinates with block 713，When block 713 contacts with plectrum 715，Plectrum 715 blocks tapping channel 714.
In the present embodiment, the one of described torsion spring 716 drives limit to be fixed on drawing mechanism, and another of torsion spring 716 drives limit to prop up plectrum.
Concrete, when plectrum is positioned under normal circumstances, plectrum is not in contact with tapping channel away from one end of fixed disk, whole tapping channel exists for the gap that seed passes through, in the process of turn disc, block 713 first touches plectrum 715, and plectrum is constantly pressed when subsequent rotation, plectrum just contacts with tapping channel away from one end of fixed disk, gap is closed, now two seeds can not pass through tapping channel, when block is after plectrum, plectrum is return under the effect of torsion spring, return to initial position, tapping channel is opened, seed just falls in the ditch of excavation, then pass through follow-up equipment and carry out earthing, suppression, seeding process completes.
Further, the both sides of described passage are provided with rubber block, it is prevented that the collision of seed and passage causes that seed damages.
For being further ensured that double; two strain success rate, in the present embodiment, the tail end of described tapping channel is additionally provided with capsule apparatus, is wrapped in a capsule by two seeds, and capsule is fallen in ditch, decomposes through certain time, namely achieves the sowing of double; two strain.
Ridging laminating machine with the double; two strain feed mechanism for seed in Semen Maydis one cave is provided simultaneously, describe the work process of whole machine in detail, including frame 1, being set side by side with at least two set ridging overlay film systems in described frame 1, described ridging overlay film system includes rotary tillage mechanism 2, fertilizing mechanism 3, ridging plough 5, film cylinder, overlay film part, sowing part and press wheel 8；
nullFirst，The ridging tectorial seeder of the present invention is fixed on rear tractor，Hinge can be adopted，Frame 1 is provided with at least two set ridging overlay film systems，Ridging overlay film two row simultaneously，And ridging precision is high、Ridge shape is good，When operation is advanced，First pass through rotary tillage mechanism 2 to carry out loosening the soil rotary tillage，Fertilizer applicator starts afterwards，The soil that rotary tillage is good is applied fertilizer，After fertilising, ridging plough 5 carries out ridging at once，And offer press mold ditch，Subsequently through overlay film part thin film taken out from film cylinder 9 and launch flat being overlying on convex alley，Mould limit is pressed together in press mold ditch by squeeze-film mechanism 4 closely，Simultaneously，Seed is constantly discharged by feed mechanism for seed in seed-box 7，And sow the both sides on ridge，Disc plough coverer 6 is with overlaying on press mold ditch by surface dust thus completing plastic film mulch operation，Finally by press wheel 8, surface dust is carried out compacting thus completing plastic film mulch operation.
Described rotary tillage mechanism 2 is arranged on ridging plough 5 front end, and described rotary tillage mechanism 2 includes the rotary plow 21 being rotatably provided in frame 1, and described rotary plow 21 includes cutter shaft and rotary blade, and described rotary blade is equidistant side by side to be fixed on cutter shaft；
Institute's rotary plow 21 includes cutter shaft and rotary blade, described rotary blade is equidistant side by side to be fixed on cutter shaft, described rotary blade all includes knife back part, central transition section and knife edge part in the direction of the width, the thickness of described central transition section is more than knife back part, the thickness of described knife back part is more than knife edge part, and the bending part of described rotary blade is provided with projection.
Being different from traditional rotary blade, on the width of rotary blade, knife back part is the thickest, and central transition section takes second place, and knife edge part is the thinnest, thinning successively to knife edge part thickness from knife back part；On the length direction of rotary blade, to the end of cutter head from the joint portion of blade and handle of a knife, the thickness of rotary blade is thinning gradually.Amount of metal concentrates on the knife back, but the knife back is not involved in cutting, and rotary blade wears up to the cutting edge line of knife edge part and is eliminated.Using the metal of as much, the amount of metal being not involved in the knife back segment set of cutting is more, and the amount of metal of the knife edge part concentration participating in cutting is less, and rotary blade is shorter for service life.
In the present embodiment, by the change of thickness position, when not increasing metal consumption, forced position is thickeied, extend the service life of rotary blade, further, the protruding reinforcing rib strengthening rotary blade ability to bear it is provided with at the bending part that rotary blade stress is bigger, protruding front or the back side that can be arranged on rotary blade, by changing the surface configuration of rotary blade, it is that solid matter lineal layout changes into crystal grain solid matter curve distribution by the metallurgical structure of rotary blade by original crystal grain, contribute to the rigidity of augmented geometric surface and the characteristic of intensity, overcome rotary blade at work owing to accepting the service life excessively concentrating the rotary blade flexural deformation caused or phenomenon of rupture further to extend rotary blade.
In the present embodiment, described frame 1 is additionally provided with grug feeding device, described grug feeding device includes medicine-chest and laxative shower nozzle, described laxative shower nozzle is arranged in rotary blade projection, described laxative shower nozzle is connected with medicine-chest by conduit, in this way, go and buy Chinese medicine while can be implemented in rotary tillage, laxative is directly squeezed in the soil of rotary tillage, it is greatly improved the efficiency of parasite killing, only can realize by the cutter shaft that conduit need to be changed through rotary plow 21, it is possible to select laxative shower nozzle to be arranged on a rotary blade or on all of rotary blade as required.
The present invention is not limiting as the quantity of a rotary blade projection, it is possible to be 1 or multiple, and in the present embodiment, being shaped as of described projection is spherical, elliposoidal or prismatic etc..
Described fertilizing mechanism 3 includes receptacle 31 and defertilizing tube 32, and described receptacle 31 is arranged in frame 1, and described defertilizing tube 32 one end other end that is connected with receptacle 31 is arranged on rotary plow 21 rear；
Described ridging plough 5 includes the ridging axle 51 being rotatably provided in frame 1, and described ridging axle 51 is provided with contour wheel 52, and the cross section of described contour wheel 52 and ridge shape match, and described contour wheel 52 both sides are provided with ditching knife 53.
Specifically in the process that machine advances, rotated by ridging axle 51, contour wheel 52 is driven to rotate, both sides earth is dug heap and is formed convex alley to middle part by contour wheel 52, and the intensity of the alley of all molding and what shape was just as, reach the effect of flexible correction of the flank shape, the maintenance of ridge type is conducive to when ridging, prevent the phenomenon of landslide, overcome the defect of original device and soil rigid contact, make ridge shoulder plentiful mellow and full, when laminating machine carries out operation, laying of the membrane quality is greatly improved, substantially zero breakage of plastic sheeting it is capable of, the ditching knife 53 of contour wheel 52 both sides gos deep into the both sides on ridge simultaneously, form two regular press mold ditches, it is easy to the pressing of later stage pressing wheel.
In the present embodiment, the material of described contour wheel 52 is rubber, and rubber arranges the cost first reducing whole film-laying machine, and meanwhile, it also places the landslide phenomenon that rigid contact produces.
In the present embodiment, described contour wheel 52 surface configuration has sawtooth, after film-laying machine moves, ridge stalk will form multiple minor groove, these minor grooves can effective moisture build op, play the effect of soil moisture conservation.
Described film-covering mechanism includes squeeze-film mechanism 4 and disc plough coverer 6, described squeeze-film mechanism 4 includes groove pressing wheel 41, support bar 42, spring 43 and fixed mount 44, described groove pressing wheel 41 is spindle rotationally arranged in the bottom of support bar 42, the top of described support bar 42 is through fixed mount 44 and is slidably disposed on fixed mount 44, described support bar 42 is additionally provided with screens 45, on the sheathed support bar again 42 of described spring 43, a section of spring 43 withstands in screens 45, and the other end withstands on fixed mount 44.
Thin film is effectively depressed in press mold ditch by the effect of groove pressing wheel 41 exactly, it is simple to soil is imported in press mold ditch by covering device subsequently.In Seedling band ditch, earthing makes mulch film not easily be started by wind, in the present embodiment, pressure furrow membrane is to adopt spring 43 pretension, one section of spring 43 is fixed on fixed mount 44, mounting can be adopted or directly adopt welding, the other end of spring 43 is fixed in screens 45, setting by spring 43, when groove pressing wheel 41 is subject to bigger resistance, groove pressing wheel 41 can overcome the resistance of spring 43, groove pressing wheel 41 is made to ramp up, and after resistance is less, self-return is returned by the gravity of the restoring force of spring 43 and groove pressing wheel 41 and support bar 42 self, it is made to adjust the lengthwise position of groove pressing wheel 41 according to ground soil property situation, along with surface relief, ensure pressure ditch effect, ensure that the open and flat laying of thin film simultaneously.
In the present embodiment, described screens 45 is nut, described location bar is provided with the external screw thread matched with nut inner thread, after rotating nut, groove pressing wheel 41 can be adjusted and stretch out the length of fixed mount 44, i.e. lengthwise position, it is possible to be adjusted according to different ridge height, it is prevented that groove pressing wheel 41 is not in contact with the situation in face, ridge.
In the present embodiment, described fixed mount 44 prolonging it and has been radially arranged locking positioning block, described support bar 42 is provided with axial locating slot, locking positioning block stretches in locating slot.
Locating piece can be square in the present embodiment, the radial shape of adaptive locating slot, the effective radial rotating limiting support bar 42, has only reserved the axial freedom of support bar 42, it is ensured that the quality of pressure ditch, in another embodiment, described locking positioning block is lock-screw, by the setting of screw thread, when not using, effectively location screw can be screwed out, convenient disassembly and simple in construction.
Described sowing part includes seed-box 7 and feed mechanism for seed 71, and in the proal process of frame 1, the seed in seed-box 7 can be constantly discharged by feed mechanism for seed 71.
Described press wheel 8 includes wheel body and suppression frame, and wheel body is spindle rotationally arranged on suppression frame, and one end of described suppression frame is hinged with frame 1, is additionally provided with returning spring 81 between described suppression frame and frame 1.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (4)
1. the double, two strain feed mechanism for seed in Semen Maydis one cave, it is characterized in that, including seed-box and feed mechanism for seed, described feed mechanism for seed includes with circular fixed disk and the rotation dish that is arranged in fixed disk by rotating shaft, described rotation dish week, side was provided with block, rotation dish is separated into multiple compartment by described block, described seed-box is connected with feed mechanism for seed, seed in seed-box at the uniform velocity sends into rotation dish, rotation dish is in the process rotated, fall two seeds in each compartment all simultaneously, the bottom of described circular fixed disk is provided with discharging opening, described discharging opening is provided with drawing mechanism, described drawing mechanism includes tapping channel and discharging plectrum, described plectrum is spindle rotationally arranged on tapping channel, and it is connected to torsion spring, one end of described plectrum is stretched in rotation dish and coordinates with block, when block contacts with plectrum, plectrum blocks tapping channel.
2. the double; two strain feed mechanism for seed in Semen Maydis one cave according to claim 1, it is characterised in that the material of described plectrum is ferrum.
3. the double; two strain feed mechanism for seed in Semen Maydis one cave according to claim 1, it is characterised in that the one of described torsion spring drives limit to be fixed on drawing mechanism.
4. the ridging laminating machine with the double; two strain feed mechanism for seed in Semen Maydis one cave, it is characterized in that, including frame, being set side by side with at least two set ridging overlay film systems in described frame, described ridging overlay film system includes rotary tillage mechanism, fertilizing mechanism, ridging plough, film cylinder, overlay film part, sowing part and press wheel；
Described rotary tillage mechanism is arranged on ridging plough front end, and described rotary tillage mechanism includes the rotary plow being rotatably provided in frame, and institute's rotary plow includes cutter shaft and rotary blade, and described rotary blade is equidistant side by side to be fixed on cutter shaft；
Described fertilizing mechanism includes receptacle and defertilizing tube, and described receptacle is arranged in frame, and described defertilizing tube one end other end that is connected with receptacle is arranged on rotary plow rear；
Described ridging plough includes the ridging axle being rotatably provided in frame, and described ridging axle is provided with contour wheel, and the cross section of described contour wheel and ridge shape match, and described contour wheel both sides are provided with ditching knife；
Described film-covering mechanism includes squeeze-film mechanism and disc plough coverer, described squeeze-film mechanism includes groove pressing wheel, support bar, spring and fixed mount, described groove pressing wheel is spindle rotationally arranged in the bottom of support bar, the top of described support bar is through fixed mount and is slidably disposed on fixed mount, described support bar is additionally provided with screens, on the sheathed support bar again of described spring, one section of spring is withstood in screens, on the fixed mount again of other end top；
Described sowing part includes seed-box and feed mechanism for seed, described feed mechanism for seed includes with circular fixed disk and the rotation dish that is arranged in fixed disk by rotating shaft, described rotation dish week, side was provided with block, rotation dish is separated into multiple compartment by described block, described seed-box is connected with feed mechanism for seed, seed in seed-box at the uniform velocity sends into rotation dish, rotation dish is in the process rotated, fall two seeds in each compartment all simultaneously, the bottom of described circular fixed disk is provided with discharging opening, described discharging opening is provided with drawing mechanism, described drawing mechanism includes tapping channel and discharging plectrum, described plectrum is spindle rotationally arranged on tapping channel, and it is connected to torsion spring, one end of described plectrum is stretched in rotation dish and coordinates with block, when block contacts with plectrum, plectrum blocks tapping channel；
Described press wheel includes wheel body and suppression frame, and wheel body is spindle rotationally arranged on suppression frame, and one end of described suppression frame is hinged with frame, is additionally provided with returning spring between described suppression frame and frame.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610103301.6A CN105723891A (en) | 2016-02-25 | 2016-02-25 | Corn one-hole-two-plant seed-metering device and ridging and film covering machine with seed-metering device |
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| CN201610103301.6A CN105723891A (en) | 2016-02-25 | 2016-02-25 | Corn one-hole-two-plant seed-metering device and ridging and film covering machine with seed-metering device |
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| CN105723891A true CN105723891A (en) | 2016-07-06 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107124942A (en) * | 2017-06-26 | 2017-09-05 | 华南农业大学 | A kind of rice precise direct-seeding cavitation device |
| CN110692331A (en) * | 2019-11-21 | 2020-01-17 | 西南大学 | Seed discharging device for stem crop seed discharging |
| CN112166716A (en) * | 2020-10-06 | 2021-01-05 | 青岛一亩地农业科技有限责任公司 | Be used for resistant saline and alkaline land improvement system of rice |
| CN114766157A (en) * | 2022-03-23 | 2022-07-22 | 东北农业大学 | Control wheel for applying granular fertilizer at intervals during advancing of fertilizer applying machine |
| CN115735494A (en) * | 2022-11-22 | 2023-03-07 | 黑龙江省农业机械工程科学研究院 | Precision corn seed discharger |
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| CN107124942A (en) * | 2017-06-26 | 2017-09-05 | 华南农业大学 | A kind of rice precise direct-seeding cavitation device |
| CN107124942B (en) * | 2017-06-26 | 2019-09-10 | 华南农业大学 | A kind of rice precise direct-seeding cavitation device |
| CN110692331A (en) * | 2019-11-21 | 2020-01-17 | 西南大学 | Seed discharging device for stem crop seed discharging |
| CN110692331B (en) * | 2019-11-21 | 2024-03-29 | 西南大学 | Seed outlet device for seed outlet of stalk crops |
| CN112166716A (en) * | 2020-10-06 | 2021-01-05 | 青岛一亩地农业科技有限责任公司 | Be used for resistant saline and alkaline land improvement system of rice |
| CN112166716B (en) * | 2020-10-06 | 2022-05-20 | 大安市中科佰澳格霖农业发展有限公司 | Be used for resistant saline and alkaline land improvement system of rice |
| CN114766157A (en) * | 2022-03-23 | 2022-07-22 | 东北农业大学 | Control wheel for applying granular fertilizer at intervals during advancing of fertilizer applying machine |
| CN115735494A (en) * | 2022-11-22 | 2023-03-07 | 黑龙江省农业机械工程科学研究院 | Precision corn seed discharger |
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Application publication date: 20160706 |