CN114258763B - Single-grain sliding-ladder type precise seed sowing device and method - Google Patents
Single-grain sliding-ladder type precise seed sowing device and method Download PDFInfo
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Abstract
The invention discloses a single-grain sliding ladder type precise seed sowing device and a method, belonging to the technical field of agricultural mechanical devices and comprising the following steps: the seed taking plate comprises an annular structure, wherein a plurality of seed taking holes with set sizes are formed in the annular structure along the circumferential direction; the seed throwing disc is sleeved on the periphery of the seed taking disc, the seed throwing disc and the seed taking disc form an accommodating space in a surrounding mode, and the seed throwing disc is provided with a seed throwing port which can correspond to the seed taking hole and is used for discharging seeds; the seed guide blocks are uniformly distributed along the periphery of the seed throwing disc, and a seed guide channel is formed between every two adjacent seed guide blocks; the seed discharging structure is fixed on the outer side of the seed guide block; the seed taking plate and the seed guide block rotate oppositely.
Description
Technical Field
The invention relates to the field of agricultural mechanical devices, in particular to a single-grain sliding-ladder type precise seed sowing device and a method.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The peanut is one of important oil crops, has extremely high nutritive value, medicinal value and dietary therapy value, has wide planting prospect, and is a few export foreign exchange agricultural products with obvious competitive advantages all the time.
The peanut planting area is very wide, but the peanut planting process is complicated, manual film digging and thinning are needed after film covering, seeding and seedling emergence, and a large amount of labor is consumed, so that precise seeding is urgently needed.
The inventor finds that most of currently used peanut seed metering devices are internal filling type and drum type seed metering devices, single-seed precision seeding cannot be realized in peanut seeding, seed coats of peanut seeds are easy to damage, seedling emergence of the peanuts is influenced, and the special peanut seed metering devices suitable for film covering and then seeding are not available.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a single-seed slide type precision seed sowing device and a single-seed slide type precision seed sowing method, which realize the precise feeding of single seeds by the matching of a seed taking plate and a seed feeding plate, avoid the damage of seed husks under the action of a slide type seed guiding block, finally realize the first film breaking and then sowing under the matching of a seed sowing structure, and solve the problems that the existing peanut mechanical seed sowing device can not realize the single-seed precision sowing, is seriously damaged when the peanut seeds are sowed and is not suitable for the first film covering and then sowing.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, the present invention provides a single-grain slide-type precision seed-metering device, comprising:
the seed taking disc comprises an annular structure, and a plurality of seed taking holes with set sizes are formed in the annular structure along the circumferential direction;
the seed throwing disc is sleeved on the periphery of the seed taking disc, the seed throwing disc and the seed taking disc form an accommodating space in a surrounding mode, and the seed throwing disc is provided with a seed throwing port which can correspond to the seed taking hole and is used for discharging seeds;
a plurality of seed guide blocks are arranged, the plurality of seed guide blocks are uniformly distributed along the periphery of the seed throwing disc, and a seed guide channel is formed between every two adjacent seed guide blocks;
the seed discharging structure is fixed on the outer side of the seed guide block;
the seed taking disc and the seed guide block rotate oppositely.
As a further technical scheme, the hole wall of the seed taking hole is inclined, and a set included angle is formed between the seed taking hole and a radial line of the seed taking plate.
As a further technical scheme, part of hole walls of the seed taking holes are arranged in a step shape.
As a further technical scheme, the seed throwing disc comprises a protective ring, and the seed throwing port is arranged in the circumferential direction of the protective ring; the annular structure one side sets up the posterior lateral plate, and protective ring one side sets up the shrouding, and shrouding and posterior lateral plate set up relatively.
As a further technical scheme, the size of the seed throwing port is larger than that of the seed taking hole, and the size of the seed throwing port is smaller than the circumferential size of the seed guide channel.
As a further technical scheme, the seed guiding block is provided with at least one inclined surface, and the inclined surface and the radial direction of the seed throwing disc form a set included angle.
As a further technical scheme, the seed guiding blocks are triangular, the bevel edge of each seed guiding block is an inclined plane, one of the other two sides of each seed guiding block is arc-shaped, inclined seed guiding channels are formed between the adjacent seed guiding blocks, and the outer edge surfaces of the plurality of seed guiding blocks are located on the same circle.
As a further technical scheme, a cavity is arranged in the middle of the seed guide block.
As a further technical scheme, the seed throwing disc is fixedly arranged and is connected with the seed inlet guide pipe; the seed metering structure adopts a seed metering duckbilled structure, and the seed metering duckbilled structure is correspondingly arranged at a seed metering passage.
In a second aspect, the present invention provides a working method of the single-grain slide type precision seed sowing device, which comprises the following steps:
before the work starts, seeds enter an accommodating space defined by a seed throwing plate and a seed taking plate, and the seeds are always positioned on the lower side part of the seed taking plate;
when single seeds enter the seed taking holes of the seed taking plate, the seeds arrive at the seed throwing port of the seed throwing plate along with the rotation of the seed taking plate, the seeds enter a seed guiding channel between the seed guiding blocks from the seed throwing port, and at the moment, the seed guiding blocks and the seed taking plate rotate reversely;
the seeds enter a seed dropping port at the end part of the seed guide channel along the seed guide channel, the seed discharging structure firstly breaks the film and opens a hole, and then the seeds are discharged by the seed discharging structure;
the above processes are repeated, and the precise single-seed sowing of the seeds is realized.
The beneficial effects of the invention are as follows:
(1) According to the seed metering device, the seed taking hole of the seed taking plate can only allow one seed to pass through once through the matching of the seed taking plate and the seed throwing plate, the seed enters the seed guiding channel between the seed guiding blocks from the seed taking hole after entering the seed throwing plate, the precise throwing of the single seed can be realized, and the seeding after the film breaking is realized under the matching of the seed metering structure.
(2) The slide-type seed guide block is arranged, and the seed guide channel is formed under the combined action of two adjacent seed guide blocks, so that seeds can slide in the slide-type seed guide channel, the collision between the seeds and the device is avoided, the seed coats of the seeds are effectively protected, and the emergence rate of the seeds is ensured.
(3) The seed taking plate is provided with the seed taking holes which form a certain angle with the central line, so that the side wall similar to a slide ladder shape is formed, the collision of seeds with the side wall can be effectively avoided when the seeds are taken, the opening size and the thickness are set, the accuracy of the seed taking quantity is ensured, the seeds accurately enter the seed guide channel under the matching of the seed throwing plate, the seed coats are protected, and the accurate control of the seed discharging quantity is ensured.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic diagram of the external structure of a single-seed slide-type precision seed meter according to one or more embodiments of the present invention;
FIG. 2 is a schematic diagram of the internal structure of a single-seed slide-type precision seed meter according to one or more embodiments of the present invention;
FIG. 3 is a schematic diagram of the overall structure of a seed pick tray according to one or more embodiments of the invention;
FIG. 4 is a schematic side view of a seed pick tray according to one or more embodiments of the invention;
FIG. 5 isbase:Sub>A schematic sectional view taken along line A-A of the seed-taking plate shown in FIG. 4;
FIG. 6 is a schematic diagram of the overall configuration of a seed throwing disk according to one or more embodiments of the present invention;
FIG. 7 is a schematic diagram of an elevation configuration of a seed guide block according to one or more embodiments of the present disclosure;
FIG. 8 is a schematic side view of a seed guide block according to one or more embodiments of the invention;
fig. 9 is a schematic diagram of a single-grain sliding-type precision seed metering device of the present invention according to one or more embodiments;
in the figure: the space or size between each other is exaggerated to show the position of each part, and the schematic diagram is only used for illustration;
wherein, 1, a shell of the seeding apparatus; 2. a seed inlet conduit; 3. a rotating shaft; 4. a spring; 5. fixing a duckbill; 6. a movable duckbill; 7. taking a seed plate; 8. a seed guide block; 9. seed throwing; 10. seeds entering the seed taking hole; 11. seeds entering the seed throwing port; 12. seeds entering the seed guide channel; 13. entering the duckbilled seeds; 14. the discharged seeds; 701. taking a seed hole; 702. a rear side plate; 901. throwing in a seed port; 902. and (4) protecting the ring.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
As introduced in the background art, the existing peanut mechanical seed metering device has the problems that single-grain precision seeding cannot be realized, the peanut seed metering is seriously damaged during seed metering, and no peanut seed metering device suitable for seeding after film covering exists.
Example 1
In a typical embodiment of the present invention, as shown in fig. 1-8, a single-grain sliding-type precision seed metering device is provided, which comprises a seed metering device shell 1, a seed inlet conduit 2, a seed metering duckbill structure, a seed taking disk 7, a seed guiding block 8 and a seed throwing disk 9.
The seed metering device shell 1 is a carrier of the whole seed metering device, the seed metering duckbill structure and the seed guide block 8 are arranged on the seed metering device shell 1, and the seed taking plate 7, the seed guide block 8 and the seed metering duckbill structure are matched for use.
The seed metering device is also provided with a seed metering device rear cover opposite to the seed metering device shell, and the seed taking plate, the seed guiding block and the seed throwing plate are arranged between the seed metering device shell and the seed metering device rear cover; get kind of a dish, throw kind of a dish and all set up with the seed metering ware casing is coaxial, gets kind of a dish and is located the middle part, and throw kind of a dish cover and establish and get kind of a dish, and get kind of a dish and throw and can enclose into accommodation space between kind of a dish, a plurality of seed guide blocks set up along throwing kind of a dish periphery circumference, and seed metering duckbilled structure is fixed in the seed guide block outside.
Specifically, the seed taking plate 7 is provided with one, the seed taking plate 7 comprises an annular structure, the annular structure is uniformly provided with a plurality of seed taking holes 701 along the circumferential direction of the annular structure, the size of each seed taking hole 701 is designed according to the size of common peanut seeds for farmers, the length is 1.2-1.5 times of the length of the peanut seeds, and the width and the thickness are 1.5-2 times of the diameter of the seeds, so that only one seed is allowed to enter the seed taking holes 701 when the seeds are taken, and the accurate control of the number of the seeds is realized.
In the present embodiment, the definitions of the medial and lateral sides are: taking the seed-taking plate as a reference, the centripetal side of the annular structure is the inner side, and the centrifugal side is the outer side.
In this embodiment, the seed taking hole 701 is configured as an oblong hole, which is more suitable for the shape of peanut.
It is understood that, in other embodiments, the size may be adjusted according to actual seeding requirements, and single-seed sowing of other crop seeds may be achieved.
In order to guarantee that the seed can be smoothly not have the entering of wearing and tearing and get kind of a hole 701, to get kind of a hole pore wall and set the slope form into, form the lateral wall of slide formula promptly, get kind of a hole and get kind of a dish radial line and become certain contained angle, under the restriction of getting kind of a hole size, the seed can not alternate position or direction at will, thereby the seed can slide into along the lateral wall and get kind of a hole 701 in, the collision of seed with the lateral wall has been avoided, the crust of effectively having protected the seed does not receive the damage, thereby the rate of emergence of seed has been guaranteed.
In a further embodiment, partial hole walls of the seed taking holes are arranged in a step shape, so that seeds can be prevented from returning to the middle area of the seed taking plate due to factors such as shaking after entering the seed taking holes.
In order to reduce the overall weight and the manufacturing cost of the seed metering device, the area between the seed taking holes of the annular structure is hollow, a rear side plate 702 is arranged on one side of the seed taking plate 7, namely, one side of the annular structure is fixedly connected with the rear side plate 702, the rear side plate seals the side of the annular structure, a through hole is formed in the middle of the rear side plate 702, bolt holes are formed in the peripheral sides of the through hole, the rear side plate is fixedly connected with a rear cover of the seed metering device through bolts and is connected with a rotating shaft 3, and the seed taking plate is driven to rotate through the rotating shaft.
In this embodiment, in order to guarantee the quantitative discharge effect of seed, and the effective control of seeding interval, to get kind of a dish 7 and seed metering ware casing 1 and set the form of pivoted in opposite directions, when seed metering ware casing 1 anticlockwise rotation promptly, get kind of a dish 7 clockwise rotation, the seed fell into under dead weight and the rotation of getting kind of a dish 7 this moment and gets kind of a dish 7 bottom left side of dish and be located all the time, the seed of being convenient for gets into gets kind of a dish, can change the speed of planting through the relative slew velocity that changes seed metering ware casing 1 and get kind of a dish 7, thereby the seeding interval has been changed.
It will be appreciated that in other embodiments the seed metering amount can be varied by varying the relative rotational speed, i.e., the seed pick-up disk 7 rotates faster than the seed meter housing 1, so that multiple seeds can fall into one port of the seed meter.
In this scheme, the dish of getting the dish has realized the ration of seed, has taken out, has discharged with simple structural design, and the effect is better.
In order to enable the seeds in the seed taking hole 701 to accurately fall into the seeding duckbill structure, a seed guide block 8 and a seed throwing plate 9 are arranged, so that the seeds can accurately fall into the seeding duckbill structure without damage.
Specifically, seed throwing disk 9 comprises seed protecting ring 902 and seed throwing mouth 901, and seed protecting ring one side sets up the shrouding, and seed protecting ring is one end open-ended ring structure, and this opening is promptly for throwing kind of a mouth 901, also will throw kind of a mouth 901 and set up on seed protecting ring 902, throws kind of a mouth size for 1.5 times get kind of a hole size, and be less than two seed guide blocks 8 at the circumference interval distance of seed protecting ring 902 department for throw the seed into the seed guide passageway that seed guide blocks 8 constitute. The protective ring is used for blocking the seeds in the seed taking plate until the seeds are thrown out from the seed throwing port.
The diameter of the seed throwing disc 9 is larger than that of the seed taking disc 7, and the seed throwing disc 9 can be fixedly arranged and does not rotate along with the shell 1 of the seed sowing device or the seed taking disc; the seed throwing disc 9 and the seed taking disc 7 are arranged concentrically, a sealing plate of the seed throwing disc 9 is arranged opposite to the rear side plate 702 of the seed taking disc, namely the sealing plate of the seed throwing disc 9 is arranged on the opposite side of the rear side plate 702 of the seed taking disc, and the protective ring 902 is arranged along the periphery of the annular structure of the seed taking disc, so that an accommodating space can be formed between the seed taking disc and the seed throwing disc to accommodate seeds entering from the seed inlet guide pipe, and the seeds in the seed taking disc 7 can quantitatively, accurately and nondestructively enter the seed guide channel through the seed throwing hole of the seed taking disc.
The shrouding of seed throwing dish 9 is connected with advance kind of pipe 2, and the shrouding of seed throwing dish sets up the hole with advance kind of pipe intercommunication to in making the seed can get into the accommodation space that gets kind of dish and throw kind of dish and enclose from this hole, in fact, the seed can fall to getting the annular structure inboard of kind of dish after getting into, realizes that the single seed is got kind under the effect of getting kind of dish 7, and will get the seed through throwing kind of dish and throw into in the seed guide passageway.
In order to ensure that the seeds can slide into the seed metering duckbilled structure without damage, a plurality of seed guide blocks 8 are arranged between the seed metering duckbilled structure and the seed throwing disc, and the seed guide blocks 8 are of a slide type and are uniformly arranged along the peripheral circumference of the seed throwing disc at intervals.
Specifically, be equipped with three bolt hole on the seed guide block 8 to utilize the bolt to lead the fixed setting of seed guide block at the seed metering ware casing, the seed guide block can rotate along with the seed metering ware casing, lead between the seed guide block sets up seed metering ware casing and seed metering ware back lid, two adjacent seed guide blocks 8 cooperate and constitute the kind passageway of leading of slide-type, thereby make in the seed can slide into seed metering duckbilled structure, and can not appear bumping and decrease.
When setting up, lead kind of a piece and have an inclined plane at least, this inclined plane and throw the radial certain contained angle that is of kind of a dish to lead kind of a passageway that forms between the adjacent kind of a piece more smooth, can make the harmless emission downwards of seed.
In this embodiment, the shape of the seed guiding block is triangular, the bevel edge is an inclined plane, one of the other two sides is arc-shaped, and when a seed guiding channel with a certain angle is formed between the adjacent seed guiding blocks, the outer edge surfaces of the plurality of seed guiding blocks are located on the same circle.
In order to realize light weight, a cavity is arranged in the middle of the seed guide block.
The seed guide block 8 is used with the seed metering duckbilled structure in a matched mode, each seed metering duckbilled structure is arranged in the position between the two seed guide blocks 8, namely each seed metering duckbilled structure is provided with a sliding type seed guide channel, the quantity of the seed metering duckbilled structures is consistent with the seed outlet quantity of the side edge of the seed metering device, and the quantity can be adjusted according to the requirement of the row spacing.
Seed metering duckbilled structure comprises deciding duckbilled 5 and moving duckbilled 6, decide duckbilled 5 fixed seed outlet department that sets up at the seed metering ware side, also be the seed channel department of leading of adjacent seed guide piece, be used for the rupture of membranes to open a cave and seed metering work, move 6 activities of duckbilled and set up in the outside of seed metering ware casing 1 and one end and decide the contact of duckbilled bottom, in order to seal the seed channel when contacting with deciding the duckbilled, open when separating with deciding the duckbilled, in order to control the rupture of membranes of deciding the duckbilled and open a cave and seed metering work.
It is specific, move duckbilled 6 and lead and be equipped with spring 4 between the kind piece, spring 4 moves 6 one end of duckbilled and seals the bottom of deciding duckbilled 5 when being in free telescopic state, decide duckbilled 5 top and ground contact this moment and play the effect of rupture of membranes opening cave, compress spring 4 after moving duckbilled 6 and ground contact, thereby open the bottom of deciding duckbilled 5, the seed gets into decides duckbilled 5 and is arranged into kind of cave, thereby realized the single seed precision seeding of seed and the rupture of membranes seeding work after the tectorial membrane.
The arrangement of the moving and fixed duck beaks can be found in patent 202010135296.3 and will not be described in detail.
This seed metering ware has set up and has moved the duckbilled and decide duckbilled structure, decides the duckbilled and not only played the effect of opening the cave, still plays the effect of seeding direction, moves duckbilled and ground contact after deciding duckbilled opening the cave and accomplishing, utilizes to move the switching that duckbilled control was decided to realized opening the cave earlier and afterwards sow, guaranteed that the seed accuracy falls into kind of cave.
In addition, the periphery of the seed guide block can be fixedly provided with a circle of annular plate, the annular plate is provided with a through hole corresponding to the seed guide channel, the seed discharging duckbill structure is fixed on the annular plate, and seeds entering from the seed guide channel fall out of the through hole and enter the seed discharging duckbill structure. Of course, in other examples, the seeding duckbill structure can be directly fixed on the side of the seed guide block without arranging the annular plate.
The working principle of the seed sowing device is as follows: during operation, the seed metering device rotates anticlockwise, the seed taking plate 7 inside the seed metering device rotates clockwise, and after seeds enter the seed metering device from the seed inlet guide pipe 2, 5 key motion processes and stages including seed taking of the seed taking plate, seed throwing, entering a seed guide channel, leading in a seed metering duckbill structure and seed metering are carried out, so that a seed metering period is completed, and single-seed precision seeding and film breaking seeding work after film covering are realized.
Example 2
In another exemplary embodiment of the present application, a method for operating a single-seed sliding-type precision seed-metering device as in embodiment 1 is provided, which comprises the following steps:
before the work begins, peanut seeds enter the inner cavity of the seed sowing device through the seed inlet guide pipe 2 and enter the seed taking disc 7, the seeds fall into the bottom of the seed taking disc 7 under the self weight and the rotation of the seed taking disc 7 and are always positioned on the left side of the bottom of the seed taking disc 7, and 10 are seeds entering the seed taking hole.
After the seed gets into the hole of getting kind of a dish of getting kind, the seed is along with getting 7 rotations of kind of a dish and arriving the mouth of throwing kind of a dish, 11 for getting into the seed of the kind of a mouth of throwing, the seed gets into the slide-type seed guide passageway between the seed guide piece from throwing the mouth of planting in, 12 for getting into the seed of the seed guide passageway, the slide-type seed guide passageway plays the effect of leading kind, and seed guide piece 8 is along with seed metering ware anticlockwise rotation this moment.
The seed along the slide formula lead kind of passageway entering lead kind of a mouthful of shedding of passageway tip, at this moment, spring 4 is in the free telescopic state, move 6 one end of duckbilled and seal the bottom of deciding duckbilled 5, rotate and carry out the rupture of membranes behind lower extreme and the ground contact when deciding duckbilled 5, open the work in cave, move duckbilled and ground contact simultaneously, move duckbilled compression spring 4, the seed gets into in deciding the duckbilled, the seed 13 that gets into deciding the duckbilled realizes carrying out the seed metering under the effect of deciding duckbilled inherent gravity, exhaust seed 14 gets into kind of cave, accomplish the seed metering.
After the fixed duck bill 5 leaves the ground, the movable duck bill 6 closes the bottom of the fixed duck bill 5 again under the action of the spring 4.
The process is repeated, and the single-seed accurate sowing of the peanut seeds is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A single-grain slide type precision seed sowing device is characterized by comprising:
the seed taking plate comprises an annular structure, wherein a plurality of seed taking holes with set sizes are formed in the annular structure along the circumferential direction;
the seed throwing disc is sleeved on the periphery of the seed taking disc, the seed throwing disc and the seed taking disc form an accommodating space in an enclosing mode, and the seed throwing disc is provided with a seed throwing port which can correspond to the seed taking hole and is used for discharging seeds;
a plurality of seed guide blocks are arranged, the plurality of seed guide blocks are uniformly distributed along the periphery of the seed throwing disc, and a seed guide channel is formed between every two adjacent seed guide blocks;
the seed discharging structure is fixed on the outer side of the seed guide block;
the seed taking disc and the seed guide block rotate oppositely.
2. The single-grain sliding-step type precision seed sowing device as claimed in claim 1, wherein the wall of the seed taking hole is inclined, and a set included angle is formed between the seed taking hole and the radial line of the seed taking plate.
3. The single-grain slide type precision seed sowing device as claimed in claim 1 or 2, wherein part of the hole wall of the seed taking hole is arranged in a step shape.
4. The single-grain sliding-step type precision seed sowing device of claim 1, wherein the seed feeding plate comprises a seed protecting ring, and the seed feeding port is arranged in the circumferential direction of the seed protecting ring; the annular structure one side sets up the posterior lateral plate, and protective ring one side sets up the shrouding, and shrouding and posterior lateral plate set up relatively.
5. The single-grain sliding-step type precision seed metering device of claim 1, wherein the size of the seed feeding port is larger than that of the seed taking hole, and the size of the seed feeding port is smaller than the circumferential size of the seed guide channel.
6. The single-grain sliding-step type precision seed-metering device of claim 1, wherein the seed guide block is provided with at least one inclined surface which forms a set angle with the radial direction of the seed-metering disc.
7. The single-grain sliding-type precision seed metering device of claim 6, wherein the seed guide blocks are triangular, the inclined sides of the seed guide blocks are inclined planes, one of the other two sides of the seed guide blocks is arc-shaped, inclined seed guide channels are formed between the adjacent seed guide blocks, and the outer edge surfaces of the plurality of seed guide blocks are positioned on the same circle.
8. The single-grain sliding-ladder type precision seed sowing device as claimed in claim 1 or 6, wherein a cavity is arranged in the middle of the seed guiding block.
9. The single-grain sliding-step type precision seed sowing device according to claim 1, wherein the seed throwing plate is fixedly arranged and is connected with the seed inlet guide pipe; the seed metering structure adopts a seed metering duckbilled structure, and the seed metering duckbilled structure is correspondingly arranged at a seed metering passage.
10. A method of operating a single-grain sliding-ramp precision seed-metering device as claimed in any one of claims 1 to 9, comprising the steps of:
before the work starts, seeds enter an accommodating space defined by a seed throwing plate and a seed taking plate, and the seeds are always positioned on the lower side part of the seed taking plate;
when single seeds enter the seed taking holes of the seed taking plate, the seeds arrive at the seed throwing port of the seed throwing plate along with the rotation of the seed taking plate, the seeds enter a seed guiding channel between the seed guiding blocks from the seed throwing port, and at the moment, the seed guiding blocks and the seed taking plate rotate reversely;
the seeds enter a seed dropping port at the end part of the seed guide channel along the seed guide channel, the seed discharging structure firstly breaks the film and opens a hole, and then the seeds are discharged by the seed discharging structure;
the above processes are repeated, and the single-seed precise sowing of the seeds is realized.
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| CN201282635Y (en) * | 2008-10-09 | 2009-08-05 | 张朝书 | Clamping type precision hill planter |
| CN201430765Y (en) * | 2009-06-26 | 2010-03-31 | 山东省花生研究所 | Combined peanut mulching and punching hill planter |
| CN103098594A (en) * | 2013-03-12 | 2013-05-15 | 张和平 | Mechanical precision dibbler |
| CN205623173U (en) * | 2016-05-08 | 2016-10-12 | 新疆科神农业装备科技开发股份有限公司 | Drum -type seed metering ware |
| CN207135493U (en) * | 2017-08-21 | 2018-03-27 | 张朝书 | Voussoir and take kind of a coil assembly |
| CN109874461A (en) * | 2019-04-06 | 2019-06-14 | 石河子大学 | A kind of indent refers to folder combined type feed mechanism for seed |
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