CN105706587A - Alfalfa seeding machine realizing high emergence rate - Google Patents
Alfalfa seeding machine realizing high emergence rate Download PDFInfo
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- CN105706587A CN105706587A CN201610222526.3A CN201610222526A CN105706587A CN 105706587 A CN105706587 A CN 105706587A CN 201610222526 A CN201610222526 A CN 201610222526A CN 105706587 A CN105706587 A CN 105706587A
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- blanking
- press wheel
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- survival rate
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
- A01C5/064—Devices for making drills or furrows with rotating tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/04—Single-grain seeders with or without suction devices
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
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Abstract
The invention provides an alfalfa seeding machine realizing high emergence rate and belongs to the field of agricultural machinery. The alfalfa seeding machine comprises a machine body, wherein a seed box is arranged at the top of the machine body, and a compacting mechanism is arranged at the bottom of the machine body; a plurality of blanking ports are formed in the bottom of the seed box in a spaced manner, the bottom of the seed box is connected with a seed sowing device, the seed sowing device comprises a plurality of blanking mechanisms arranged in the same direction with the length direction of the compacting mechanism, and the blanking mechanisms and the blanking ports are in one-to-one correspondence; each blanking mechanism comprises a blanking hopper and a discharging assembly, and the blanking hopper is connected to the top of the discharging assembly. The seeding machine can crush large soil blocks, press down small stone blocks and compact a seedbed during working, and has a function of a furrow opener; seeds are uniformly sown, the emergence rate is high, and the emergence speed is high.
Description
Technical field
The present invention relates to field of agricultural machinery, in particular to a kind of higher survival rate Alfalfa seeder.
Background technology
Herba Medicaginis is the common name of clover, is a kind of perennial flowering plant, and wherein foremost is the alfalfa as herbage.Alfalfa is important animal feeding-stuff.
Alfalfa is referred to as King of Pasture, and the gross protein value of its product can reach 18%～25%, and containing multivitamin and mineral, it is the excellent forage grass of milch cow, in addition in recent years, Alfalfa industry is paid much attention to by the Chinese government, starts and implements " revitalizing milk industry Herba Medicaginis developing activity ".Proposition to help construction 3.3 ten thousand sq-km high yield and high quality Herba Medicaginiss demonstration sections in three regions, northwest, North China northeastward.Under the drive of project, whole nation quality alfalfa cultivated area expands rapidly, and commodity Alfalfa yield is significantly increased.The cropping pattern of Alfalfa efficiently fecund be unable to do without supporting plant equipment, and mechanization alfalfa cultivation needs to adapt to the agriculture requirement of Alfalfa seed sowing.
More weak for the alfalfa little plumelet of this grass seed, its top soil power is poor, and Growth of Seedling is slow in addition, is subject to Weed infestation.Finely wholely, to accomplish thin rake of deep ploughing, deficiency in the upper and excess in the lower, it does not have weeds, front fertilising broadcast in barren soil before broadcasting.Sowing time, depending on local climate and preceding crop harvest time, can sow in spring in Rural Plain Areas, summer sowing, autumn sowing.General 1～1.5 kilogram every mu of the amount of broadcasting.Depth of planting is advisable with 2～3 cm.
China is relatively fewer currently for the seeder of Alfalfa, and the overwhelming majority is formed by the transformation of crop seeding machinery, and sowing form is also main based on drilling, and the adaptability of Alfalfa planting seed agriculture requirement is limited.Of the prior art except rut equipment very backward, adopt manual forms to cultivate more, inefficient, effect is poor, and emergence rate is low.
Summary of the invention
The invention provides a kind of higher survival rate Alfalfa seeder, it is intended to solve the problems referred to above.
The present invention is achieved in that
A kind of higher survival rate Alfalfa seeder, including body, the top of this body is provided with kind of a case, and the bottom of body is provided with suppression mechanism；
The bottom interval of described kind of case offers multiple blanking port, plant bottom portion and be connected to feed mechanism for seed, described feed mechanism for seed includes multiple blanking mechanism, and the orientation of the plurality of blanking mechanism is consistent with the length direction of described suppression mechanism, the corresponding described blanking port of each described blanking mechanism；
Described blanking mechanism includes material-falling hopper and blanking assembly, and this material-falling hopper is connected to the top of described blanking assembly；Described blanking assembly is hollow structure, blanking assembly includes feed end and discharging end, it is provided with, in this blanking assembly, the axis being rotationally connected with it, this axis is between described feed end and discharging end and cuts off described feed end and discharging end, and the sidewall annular spread of this axis has multiple charging conduit for holding seed；After seed falls into described charging conduit from described feed end, described central axis falls into described discharging end in order to make this seed；
Described suppression mechanism includes link, front press wheel and rear press wheel, described front press wheel and rear press wheel parallel interval and arranges；Described front press wheel or rear press wheel are connected with the axis of described blanking mechanism by drive mechanism.
Further, described front press wheel includes roller bearing and multiple pack roller, and the plurality of pack roller is located at the outside of roller bearing along the axis direction of roller bearing, and on each described pack roller, annular space is provided with multiple gear hobbing；Described roller bearing and link are rotationally connected, or described pack roller is rotationally connected with roller bearing.
Further, forming indent between adjacent two described gear hobbings, this indent is semicircle；Fit between adjacent two pack rollers.
Further, described front press wheel is consistent with the length of rear press wheel, and the diameter of front press wheel is more than the diameter of rear press wheel, and in front press wheel, the width of pack roller is consistent with the width of pack roller in rear press wheel.
Further, the roller width of described pack roller is 60mm, and the facewidth of described gear hobbing is 30mm, and the space width between two gear hobbings is 30mm；The diameter of described front press wheel is 315mm, and the diameter of described rear press wheel is 265mm；On described front press wheel, the quantity of pack roller is 39, and on described rear press wheel, the quantity of pack roller is 38.
Further, described material-falling hopper is rotationally connected with the top of described blanking assembly by connecting pin；Described axis includes the drive end and the blanking end that are connected, and described blanking end is positioned at described blanking component internal, and described charging conduit is located at the sidepiece of this blanking end.
Further, described drive end is positioned at the outside of described blanking assembly, and the sidewall of this drive end is provided with the drive division for being connected with driving device.
Further, described drive division includes at least one spline, and the length direction of this spline is consistent with the axis direction of described axis；This axis is hollow-core construction.
Further, the cross section of described material-falling hopper epimere is annular, and the cross section of material-falling hopper hypomere is three-back-shaped；The section of described charging conduit is V-type；Described blanking assembly includes left cover and right cover, and this left cover and this right cover are detachably connected.
Further, described feed mechanism for seed be connected with cutting plate, this cutting plate is interval with multiple material-dropping hole, the corresponding described blanking mechanism of each described material-dropping hole, and the distribution block being connected with an arc raised up of each material-dropping hole.
The invention has the beneficial effects as follows: the higher survival rate Alfalfa seeder that the present invention is obtained by above-mentioned design, operationally large clod can be crushed, finger stone is forced down, by seedbed compacting, and play the effect of plough；Seed can be allocated by its feed mechanism for seed equably, seed is made to trickle down equably on soil, and feed mechanism for seed is connected with suppression mechanism, when seeder stops running forward, feed mechanism for seed stops seeding, seed can not only be saved, additionally it is possible to make the place that seeder stops will not pile up too much seed, make seed sow uniformly, emergence rate is high, and speed of emergence is fast.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of embodiment of the present invention, the accompanying drawing used required in embodiment will be briefly described below, it is to be understood that, the following drawings illustrate only certain embodiments of the present invention, therefore the restriction to scope it is not construed as, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
Fig. 1 is the axonometric drawing of blanking mechanism in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 2 is the front view of blanking mechanism in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 3 is the top view of blanking mechanism in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 4 is the axonometric drawing of material-falling hopper in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 5 is the axonometric drawing of the axis of the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 6 is the front view of the axis of the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 7 is the axonometric drawing of right cover in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 8 is the axonometric drawing of left cover in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Fig. 9 is the axonometric drawing of front press wheel in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 10 is the side view of front press wheel in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 11 is the axonometric drawing (now not shown feed mechanism for seed) of the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 12 is the side view of the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 13 is the front view of the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 14 is the upward view of the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 15 is the axonometric drawing of cutting plate in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 16 is the front view of cutting plate in the higher survival rate Alfalfa seeder that embodiment of the present invention provides；
Figure 17 is the side view of cutting plate in the higher survival rate Alfalfa seeder that embodiment of the present invention provides.
Figure acceptance of the bid note is respectively as follows:
Material-falling hopper 101；Blanking assembly 102；Feed end 103；Discharging end 104；Axis 105；Charging conduit 106；
Drive end 201；Blanking end 202；Spline 203；Left cover 204；Right cover 205；
Body 301；Blanking mechanism 302；Plant case 303；Cutting plate 304；Front press wheel 305；Rear press wheel 306；Link 307；Pack roller 308；Gear hobbing 309；Roller bearing 310；Indent 311；Material-dropping hole 312；Distribution block 313.
Detailed description of the invention
For making the purpose of embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in embodiment of the present invention, technical scheme in embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.Therefore, below the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit claimed the scope of the present invention, but is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
In describing the invention, it will be appreciated that, the term of indicating position or position relationship is based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or hint indication equipment or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or integral；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be connection or the interaction relationship of two elements of two element internals.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can include the first and second features on or below second feature and directly contact, it is also possible to includes the first and second features and is not directly contact but by the other characterisation contact between them.And, fisrt feature on second feature, above and above include fisrt feature directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature under second feature, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or are merely representative of fisrt feature level height less than second feature.
Embodiment, refers to Fig. 1-Figure 17.
Present embodiments providing a kind of higher survival rate Alfalfa seeder, referred to as Alfalfa seeder, including body, the top of this body is provided with kind of a case, and the bottom of body is provided with suppression mechanism；Planting case internal memory kinds of bank deposits, suppression mechanism is used for suppressing soil, makes soil be suitable for seed growth.
The bottom interval of this kind of case 303 offers multiple blanking port, and each blanking port is connected to a blanking mechanism 302；What be positioned at this blanking mechanism 302 in body 301 is connected with cutting plate 304, and this cutting plate 304 is interval with multiple material-dropping hole, the corresponding blanking mechanism 302 of each material-dropping hole.The seed planted in case 303 enters blanking mechanism 302 by blanking port, and through the material-distributing action of blanking mechanism 302, its internal seed is fallen to the ground by the multiple material-dropping holes on point cutting plate 304.Reasonable in design, sows very smooth and easy.The orientation of blanking mechanism 302 is consistent with the length direction of described suppression mechanism.
This blanking mechanism 302 mainly includes material-falling hopper 101 and blanking assembly 102, and blanking mechanism 302 is arranged on seeder in use, and seeder herein can be Alfalfa seeder, it is also possible to be corn drill, wheat seeder etc..
This material-falling hopper 101 is connected to the top of blanking assembly 102, and material-falling hopper 101 is connected with the kind case 303 of seeder, and the seed planted in case 303 falls in material-falling hopper 101；Blanking assembly 102 is hollow structure, and the blanking assembly 102 of hollow structure makes seed can move therein；Blanking assembly 102 includes feed end 103 and discharging end 104, and blanking assembly 102 is connected with material-falling hopper 101 by feed end 103, and the discharging end 104 of blanking assembly 102 is for blanking；
Being provided with the axis 105 being rotationally connected with it in this blanking assembly 102, this axis 105 is between feed end 103 and discharging end 104 and cuts off feed end 103 and discharging end 104, and the sidewall annular spread of this axis 105 has multiple charging conduit 106 for holding seed；Axis 105 is arranged on blanking assembly 102 near middle position, play the effect of sub-material, when seed being stored temporarily in charging conduit 106 after seed falls into charging conduit 106 from feed end 103, can rotate when axis 105 works, make this seed fall into discharging end 104 by rotating.
Operationally, seed is fallen into material-falling hopper 101 by the kind case 303 of seeder to the blanking mechanism 302 of this structure, and then falls into the feed end 103 of blanking assembly 102；Axis 105 operationally gyrates, and multiple charging conduits 106 consecutive rotations that its sidewall is offered is to feed end 103 position, and seed subsequently enters each charging conduit 106；Axis 105 is rotated further and makes charging conduit 106 consecutive rotations to discharging end 104 position, and seed falls from discharging end 104 in succession, completes sowing work.In this running, seed is the whereabouts being interrupted rather than continuous print whereabouts, makes seed compartment of terrain sow on the ground, after seedling is longer, location comparison is reasonable, and seedling need not be carried out subsequent treatment by position suitable substantially between adjacent two strain seedling, later stage work is few, and plantation efficiency is high.
Suppression mechanism mainly includes link 307, front press wheel 305 and rear press wheel 306, front press wheel 305 and rear press wheel 306 parallel interval and arranges；Link 307 plays the effect connecting and supporting front press wheel 305 and rear press wheel 306, and this suppression mechanism is assembled on seeder when assembling.Its concrete structure those skilled in the art can rule of thumb and actual demand be designed.Its material can adopt common cast iron or steel.Its structure can be integrated, it is also possible to is connected by modes such as welding and forms.
Front press wheel 305 or rear press wheel 306 are connected with the axis 105 of blanking mechanism 302 by drive mechanism.Front press wheel 305 and rear press wheel 306 are operationally in rotary state, axis 105 can be driven to rotate by drive mechanism, and then play the effect of blanking sub-material.Drive mechanism plays powerdriven effect, and its concrete structure those skilled in the art can be designed according to the actual requirements.Such as drive mechanism includes actively chain drum, driven chain drum and driving chain, actively chain drum is fixedly linked with front press wheel 305 or rear press wheel 306, the axis 105 of driven chain drum and blanking mechanism 302 is fixedly linked, by the gearing of driving chain, it is possible to make the rotation of front press wheel 305 or rear press wheel 306 drive axis 105 to rotate.The axis 105 of multiple blanking mechanisms 302 can be sequentially connected, and makes multiple blanking mechanism 302 to work simultaneously.Or, drive mechanism may be used without the form such as V belt translation, gear drive.
The basic structure of front press wheel 305 and rear press wheel 306 is consistent, press wheel 305 illustrated for example in the past, front press wheel 305 includes roller bearing 310 and multiple pack roller 308, multiple pack rollers 308 are located at the outside of roller bearing 310 along the axis direction of roller bearing 310, and on each pack roller 308, annular space is provided with multiple gear hobbing 309；Roller bearing 310 primarily serves supporting role, supports multiple pack rollers 308 of its external connection.Operationally, gear hobbing 309 contacts ground to the front press wheel 305 of this structure, rolls in the process moved ahead and the large clod of bottom surface is crushed, forced down by finger stone, by seedbed compacting, and play the effect of plough.After seed is sowed, then through the compaction of rear press wheel 306, seed is pressed into soil so that it is be positioned at the suitable degree of depth, it is thus achieved that the highest emergence rate and the fastest speed of emergence.
Roller bearing 310 and link 307 are rotationally connected, or pack roller 308 is rotationally connected with roller bearing 310.Two kinds of connected modes are all capable of the rolling of pack roller 308.
Thus, it could be seen that the suppression mechanism of this structure, when being connected to seeder and using, it is possible to arable land is processed, make seed obtain good living environment, improve emergence rate and speed of emergence, improve plantation efficiency.
The sidepiece annular of pack roller 308 is interval with multiple gear hobbing 309, further, forms indent 311 between adjacent two gear hobbings 309, and this indent 311 is semicircle.The distribution that this spaced structure makes gear hobbing 309 is relatively reasonable, it is possible to crushed by large clod better, finger stone is pressed into soil.
It is outside that multiple pack rollers 308 are disposed on roller bearing 310, specifically, fits between adjacent two pack rollers 308.The position relationship of laminating so that be absent from essence annexation between two pack rollers 308 so that the motion between multiple pack rollers 308 will not produce relative effect.The not smooth rotating speed of operation of being obstructed when wherein one or more pack rollers 308 run into ratchel in moving ahead process declines and occurs skidding, and now other each pack rollers 308 will not be subject to the impact of this situation, may proceed to move ahead along original state.Therefore, road surface, arable land can be processed by the pack roller 308 of this set better and more comprehensively.
Specifically, front press wheel 305 is consistent with the length of rear press wheel 306, and the setting that length is consistent enables this suppression mechanism to process large-scale road surface simultaneously；The diameter of front press wheel 305 is more than the diameter of rear press wheel 306, and front press wheel 305 needs large clod and stone are processed, and therefore bigger size makes it firmer, and active force is bigger；Road surface after planting is processed by rear press wheel 306, and less size makes its active force comparatively relax, it is possible to plays the effect of protection seed and the setting of one in front and one in back different size quality, makes the seeder applying this suppression mechanism move ahead more smooth and easy；In front press wheel 305, the width of pack roller 308 is consistent with the width of pack roller 308 in rear press wheel 306.This set makes in front press wheel 305 pack roller 308 in pack roller 308 and rear press wheel 306 mutually to stagger, the micro-ridge that front press wheel 305 can be extruded by rear press wheel 306 separately, by the soil compression around seed.
When pack roller 308 rolls advance on soil, mainly from following 3 aspect consumed energies:
(1) compacting resistance Rc: the merit that Zinc fractions ditch rut or perforation are consumed by pack roller 308 in motor process, Rc directly and pack roller 308 sink relevant, computing formula is:
Wherein
K inelastic deformation modulus in formula；
kcThe characterisitic parameter relevant with soil cohesion；
The characterisitic parameter relevant with the frictional force of soil；
The width of B pack roller 308；
N depression index；
Z pack roller 308 sinkage；
W pack roller 308 load (includes the weight of pack roller 308 own)；
The diameter of D pack roller 308；
(2) bulldozing resistance Rb: when pack roller 308 rolls, pack roller 308 front can form wave-like protrusions (bow waveform), i.e. " hilling " phenomenon.
(3) adhesion resistance Ra: show as soil adhesion on pack roller 308, forms adhesion resistance Ra.The factor adhered to due to impact is many and complicated, there is presently no suitable mathematical formulae and expresses.
The resistance F that pack roller 308 receives in compacting soil process, computing formula is:
F=Rc+Rb+Ra
Through long-term experiment and careful calculating, in the present embodiment, the roller width of pack roller 308 is 60mm, and the facewidth of gear hobbing 309 is 30mm, and the space width between two gear hobbings 309 is 30mm；The diameter of front press wheel 305 is 315mm, and the diameter of rear press wheel 306 is 265mm.Each parts of this size, more reasonable in use, arable land better effects if.
On front press wheel 305, the quantity of pack roller 308 is 39, and on rear press wheel 306, the quantity of pack roller 308 is 38.The setting of this quantity, make on front press wheel 305 on pack roller 308 and rear press wheel 306 pack roller 308 can mutual dislocation, play and good cultivate effect.
Specifically, the bottom of the bottom of front press wheel 305 and rear press wheel 306 is located in the same horizontal plane, and the axis of front press wheel 305 is higher than the axial location of rear press wheel 306.
Material-falling hopper 101 is connected with blanking assembly 102, and specifically, material-falling hopper 101 is rotationally connected with the top of blanking assembly 102 by connecting pin.The relation of pin joint enables the two mutually to rotate, and can regulate certain angle in actual use, it is possible to coordinate other structural members within seeder better.Owing to it is arranged in seeder, material-falling hopper 101 can be subject to the constraint of miscellaneous part, will not rotate relative to blanking assembly 102 after therefore installing, and makes blanking work smooth.
Offering charging conduit 106 on axis 105, specifically, axis 105 includes the drive end 201 and the blanking end 202 that are connected, and it is internal that blanking end 202 is positioned at blanking assembly 102, and charging conduit 106 is located at the sidepiece of this blanking end 202.It is internal that blanking end 202 is positioned at blanking assembly 102, plays the effect of sub-material blanking, and drive end 201 is positioned at the outside of blanking assembly 102, and after this blanking mechanism 302 is installed to seeder, drive end 201 is connected with the driving device in seeder, drives axis 105 to rotate.
Drive end 201 is connected with driving device, and specifically, drive end 201 is positioned at the outside of blanking assembly 102, and the sidewall of this drive end 201 is provided with the drive division for being connected with driving device.Realized the connection of drive end 201 and driving device by drive division, make axis 105 can rotate along with driving device.
In the present embodiment, drive division includes at least one spline 203, and the length direction of this spline 203 is consistent with the axis direction of axis 105；This axis 105 is hollow-core construction.The type of attachment of spline 203 is more stable, and connecting rear-guard moved end 201 can along with driving device together rotation work.
Material-falling hopper 101 is connected with kind case 303 and the blanking assembly 102 of seeder, plays the effect of intermediate transfer seed, and in the present embodiment, the cross section of material-falling hopper 101 epimere is annular, and the cross section of material-falling hopper 101 hypomere is three-back-shaped.As it can be seen, the size being smaller in size than its hypomere of material-falling hopper 101 epimere, it is less that this structure makes that kind of case 303 hole under position can arrange, seeds fall slower；And the hypomere of material-falling hopper 101 is relatively big, the seed caused to fall and break has sufficient droping space, it is possible to successfully fall into blanking assembly 102, and seed will not be stuck between blanking mechanism 302 parts.
Blanking assembly 102 plays the effect of sub-material, and specifically, blanking assembly 102 includes left cover 204 and right cover 205, and this left cover 204 and this right cover 205 are detachably connected；The section of charging conduit 106 is V-type.Tiled configuration is adopted to design and produce blanking assembly 102 so that it is convenient processing and assembling；Its more specifically structure can as shown in the figure or according to those skilled in the art design.Operationally, seed can with easily entering charging conduit 106 from feed end 103, it is also possible to is easier to enter phase discharging end 104 from charging conduit 106 for the charging conduit 106 of V-type.Sealing member can be adopted middle sealing at the two ends of blanking assembly 102, make seed will not flow out from gap.
It is connected with cutting plate 304 at feed mechanism for seed, this cutting plate 304 is interval with multiple material-dropping hole 312, the corresponding blanking mechanism 302 of each material-dropping hole 312, and the distribution block 313 being connected with an arc raised up of each material-dropping hole 312.
The seed planted in case 303 falls into cutting plate 304 through blanking mechanism 302, and drops from material-dropping hole 312, pounds in the distribution block 313 of outwardly convex, outwards splashes afterwards, spills equably and fall to the ground, and makes emergence rate high, and seedling is uniform.
The foregoing is only the preferred embodiment of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a higher survival rate Alfalfa seeder, it is characterised in that including body, the top of this body is provided with kind of a case, the bottom of body is provided with suppression mechanism；
The bottom interval of described kind of case offers multiple blanking port, plant bottom portion and be connected to feed mechanism for seed, described feed mechanism for seed includes multiple blanking mechanism, and the orientation of the plurality of blanking mechanism is consistent with the length direction of described suppression mechanism, the corresponding described blanking port of each described blanking mechanism；
Described blanking mechanism includes material-falling hopper and blanking assembly, and this material-falling hopper is connected to the top of described blanking assembly；Described blanking assembly is hollow structure, blanking assembly includes feed end and discharging end, it is provided with, in this blanking assembly, the axis being rotationally connected with it, this axis is between described feed end and discharging end and cuts off described feed end and discharging end, and the sidewall annular spread of this axis has multiple charging conduit for holding seed；After seed falls into described charging conduit from described feed end, described central axis falls into described discharging end in order to make this seed；
Described suppression mechanism includes link, front press wheel and rear press wheel, described front press wheel and rear press wheel parallel interval and arranges；Described front press wheel or rear press wheel are connected with the axis of described blanking mechanism by drive mechanism.
2. higher survival rate Alfalfa seeder according to claim 1, it is characterized in that, described front press wheel includes roller bearing and multiple pack roller, and the plurality of pack roller is located at the outside of roller bearing along the axis direction of roller bearing, and on each described pack roller, annular space is provided with multiple gear hobbing；Described roller bearing and link are rotationally connected, or described pack roller is rotationally connected with roller bearing.
3. higher survival rate Alfalfa seeder according to claim 2, it is characterised in that form indent between adjacent two described gear hobbings, this indent is semicircle；Fit between adjacent two pack rollers.
4. higher survival rate Alfalfa seeder according to claim 2, it is characterized in that, described front press wheel is consistent with the length of rear press wheel, and the diameter of front press wheel is more than the diameter of rear press wheel, and in front press wheel, the width of pack roller is consistent with the width of pack roller in rear press wheel.
5. the higher survival rate Alfalfa seeder according to any one of claim 2-4, it is characterised in that the roller width of described pack roller is 60mm, and the facewidth of described gear hobbing is 30mm, and the space width between two gear hobbings is 30mm；The diameter of described front press wheel is 315mm, and the diameter of described rear press wheel is 265mm；On described front press wheel, the quantity of pack roller is 39, and on described rear press wheel, the quantity of pack roller is 38.
6. higher survival rate Alfalfa seeder according to claim 1, it is characterised in that described material-falling hopper is rotationally connected with the top of described blanking assembly by connecting pin；Described axis includes the drive end and the blanking end that are connected, and described blanking end is positioned at described blanking component internal, and described charging conduit is located at the sidepiece of this blanking end.
7. higher survival rate Alfalfa seeder according to claim 1, it is characterised in that described drive end is positioned at the outside of described blanking assembly, and the sidewall of this drive end is provided with the drive division for being connected with driving device.
8. higher survival rate Alfalfa seeder according to claim 7, it is characterised in that described drive division includes at least one spline, and the length direction of this spline is consistent with the axis direction of described axis；This axis is hollow-core construction.
9. higher survival rate Alfalfa seeder according to claim 1, it is characterised in that the cross section of described material-falling hopper epimere is annular, and the cross section of material-falling hopper hypomere is three-back-shaped；The section of described charging conduit is V-type；Described blanking assembly includes left cover and right cover, and this left cover and this right cover are detachably connected.
10. the higher survival rate Alfalfa seeder according to any one of claim 6-9, it is characterized in that, described feed mechanism for seed be connected with cutting plate, this cutting plate is interval with multiple material-dropping hole, the corresponding described blanking mechanism of each described material-dropping hole, and the distribution block being connected with an arc raised up of each material-dropping hole.
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| CN201610222526.3A CN105706587A (en) | 2016-04-11 | 2016-04-11 | Alfalfa seeding machine realizing high emergence rate |
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| CN201610222526.3A CN105706587A (en) | 2016-04-11 | 2016-04-11 | Alfalfa seeding machine realizing high emergence rate |
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| CN106171499A (en) * | 2016-08-31 | 2016-12-07 | 任井华 | A kind of corn planting method and Special seed implanting are standby |
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