CN112020921A - Seeding device for small grass seeds - Google Patents
Seeding device for small grass seeds Download PDFInfo
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- CN112020921A CN112020921A CN202010891312.1A CN202010891312A CN112020921A CN 112020921 A CN112020921 A CN 112020921A CN 202010891312 A CN202010891312 A CN 202010891312A CN 112020921 A CN112020921 A CN 112020921A
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- seeding
- bottom plate
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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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- Mechanical Engineering (AREA)
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Abstract
The invention relates to the field of seeding devices, and discloses a seeding device for small-sized grass seeds, which comprises a bottom plate, wherein an outer shell is covered on the outer surface of the upper end of the bottom plate along the position close to the periphery, a feeding structure is arranged on the outer surface of the upper end of the outer shell, a feeding structure is arranged at the inner side of the outer shell and communicated with the lower end of the feeding structure, a seeding part is movably arranged at the front end of the bottom plate, a ground planing part is arranged at the outer side of the front end of the bottom plate close to the seeding part, driven wheels are movably arranged at two sides of the bottom plate close to the front end, driving wheels are arranged at two sides of the bottom plate close to the rear end, a power source is arranged on the outer surface of. This by small-sized grass seed seeder, it is even to possess the seed to add, is convenient for by the effect of the even seeding of small-sized grass seed, makes the seeding that the light seed of taking the awn can be controlled, makes things convenient for the field test, also can be used to production.
Description
Technical Field
The invention belongs to the technical field of seeding, and particularly relates to a seeding device for small-sized grass seeds.
Background
Grass such as green sea grass with long stalk, and fescue has the characteristics of cold resistance, drought resistance and barren resistance, has transversely creeping roots and stems, can play a good role in water and soil conservation, and is widely applied to the additional sowing of deteriorated grasslands in high and cold regions and the production of lawn grass. However, the seeds of the pasture grass are mostly fury, the thousand-grain weight is low (0.23-0.35 g), the problems that the seeding amount is difficult to control and the seeding is uneven exist in production practice, the conventional seeding device cannot realize convenient seeding and uniform seeding for seeding awn/fury small-grain grass seeds, and therefore the seeding device for the fury small-grain grass seeds is provided.
Disclosure of Invention
In order to solve the technical problems of poor control of the gross seeding amount and difficult seeding, the invention provides a small-sized grass seeds with awns (also called small-sized grass seeds with awns), which aims to realize the effects that the seeds with awns/the small-sized grass seeds with awns have higher surface viscosity and lighter self weight can be well sowed separately, and the seeds are added uniformly, so that the uniform seeding of the seeds with awns/the small-sized grass seeds with awns is facilitated.
In order to achieve the purpose, the invention adopts the technical scheme that the seeding device for the grass seeds with the small grains comprises a bottom plate, an outer shell is covered on the outer surface of the upper end of the bottom plate along the position close to the periphery, a feeding structure is arranged on the outer surface of the upper end of the outer shell, a feeding structure is arranged on the inner side of the outer shell and communicated with the lower end of the feeding structure, a seeding part is movably arranged at the front end of the bottom plate, a ground planing part is arranged on the outer side of the front end of the bottom plate close to the seeding part, driven wheels are movably arranged on two sides of the bottom plate close to the front end, driving wheels are arranged on two sides of the bottom plate close to the rear end, a power source is arranged on the outer surface of the upper.
Preferably, the feeding structure includes the feed inlet, the upper end of feed inlet is opened, the fixed upper end surface that sets up at the shell body of feed inlet, the drain opening that runs through in the shell body is seted up to the lower extreme surface of feed inlet, the inboard bottom surface of feed inlet is provided with the slope bottom surface, the slope bottom surface is towards the downward sloping of feed inlet direction.
Preferably, the pay-off structure includes the barrel casing, communicates in the conveying way of barrel casing lower extreme, the activity sets up at the inboard commentaries on classics roller of barrel casing, the doctor-bar of setting on the barrel casing inner wall, the feed channel extends in the upper end of barrel casing, the inboard of feed channel is linked together with the inboard of drain hole, the surface cover of changeing the roller has the adhesive tape, the lower extreme surface of conveying way is provided with at the bottom of consolidating, consolidate at the bottom and convey and be fixed connection between saying and the bottom plate, the one end of doctor-bar is laminated with the surface of changeing the roller mutually.
Preferably, the rotating shafts extend out of the two ends of the rotating roller in the coaxial direction, one end of each rotating shaft is connected to a power source, the power source comprises a motor and a gearbox connected to the driving end of the motor, and one end of each rotating shaft is connected to the inner side of the gearbox.
Preferably, the seeding piece includes connecting axle, seeding leaf, the both ends of connecting axle respectively with between the bottom plate swing joint, the fixed surface that sets up at the connecting axle of seeding leaf, the seeding leaf is the platelike of twist, and the seeding leaf increases gradually towards a side surface area, the quantity of seeding leaf is three groups, the seeding leaf is annular array and arranges.
Preferably, the outer surface of the sowing leaf is provided with a plurality of groups of hollow holes, the smaller end of the surface area of the sowing leaf is close to the front of the feeding structure, the smaller end of the surface area of the sowing leaf is bent towards one side of the connecting shaft to form a blocking leaf, the other end of the connecting shaft, which is opposite to the blocking leaf, is connected with a motor, and the motor is fixedly installed on the outer surface of the upper end of the bottom plate.
Preferably, the driving wheel comprises a wheel body and a transmission main shaft, two ends of the transmission main shaft movably penetrate through the outer surfaces of two sides of the bottom plate and are fixedly connected with the wheel body, the front end of the transmission main shaft is connected to the inner side of the gearbox, and the transmission main shaft is movably connected with the motor through the gearbox.
Preferably, dig ground spare and include mounting bracket and the pole of bending, the mounting bracket is the bow type, and fixed connection between the lower extreme that is close to both sides of mounting bracket and the upper end surface of bottom plate, the pole of bending is the L type and buckles, the horizontal end fixed mounting that the pole of bending buckles is at the upper end surface of mounting bracket, the vertical end of the pole of bending extends downwards, and the lower extreme of the pole of bending is no longer than the tangent plane at the lower extreme place from the driving wheel.
Preferably, the quantity of the pole of bending is a plurality of groups, the pole of bending is the equidistance and arranges, the upper end surface of the pole of bending runs through and is provided with fastening bolt, fastening bolt's lower extreme extends to the upper end surface of mounting bracket, pass through fastening bolt fixed connection between pole of bending and the mounting bracket.
Compared with the prior art, the invention provides a seeding device for small-sized grass seeds, which has the following beneficial effects:
1. this a by small-sized grass seed seeder of hair, through being provided with feeding structure and pay-off structure, the inboard with the leading-in feed inlet of seed, under the effect of slope bottom surface, slide to hourglass bin gate department, leak to the inboard of feed channel from hourglass bin mouth department, the pivot is rotated and is driven and changes the roller rotation, the seed of awn can be taken to the adhesion area surface adhesion, the even inboard that drops from the conveying way of seed slips away when rotating to the below, this in-process changes roller and adhesion area cooperation, make the flow of seed more even, the doctor-bar prevents that the seed from gluing to be difficult to the whereabouts in the surface in adhesion area, thereby make the even inboard of saying along the conveying of seed send to seeding piece department, see off the seed by seeding piece, consequently, it is more even to the process of seeing off of seed, be favorable to going on of even seeding.
2. This a by small-sized grass seed seeder of hair, through being provided with the seeding piece, the seed is from the lower extreme that the conveying was said to the inboard of sowing the leaf, prevent from rolling away from one side under blockking of leaf, the rotation of connecting axle, it rotates jointly to drive the sowing leaf, make the seed that is located sowing the leaf inboard receive centrifugal action and to the opposite side diffusion, the inboard from the fretwork hole that the diffusion in-process seed is while spills, in order to realize evenly scattering of seed, be favorable to evenly scattering of seed, promote the seeding quality.
3. This kind of by small hair grass seed seeder, through being provided with dig ground piece, the drive wheel rotates to the cooperation is from the effect of driving wheel, drives the bottom plate and removes, removes the in-process at the bottom plate, and the lower extreme of bending pole will grab the soil face, thereby reaches the effect that loosens the soil and make the soil face smooth relatively, also can make great clod broken simultaneously, consequently further promotes the quality of seeding.
Drawings
FIG. 1 is an overall structural view of the present invention;
FIG. 2 is a partial block diagram of the present invention;
FIG. 3 is a cross-sectional view of a feed structure of the present invention;
FIG. 4 is a schematic view of a feed configuration of the present invention;
FIG. 5 is a schematic view of a seeding member according to the present invention;
FIG. 6 is a front view of a sowing member of the present invention;
FIG. 7 is a schematic view of the feed structure of the present invention.
In the figure: 1. a base plate; 2. an outer housing; 3. a feed structure; 31. a feed inlet; 32. an inclined bottom surface; 33. a material leakage port; 4. a feeding structure; 41. a cartridge housing; 42. a transfer lane; 43. a feed channel; 44. a rotating shaft; 45. rotating the roller; 46. adhering a tape; 47. reinforcing the bottom; 48. scraping a blade; 5. a seeding member; 51. a connecting shaft; 52. sowing leaves; 53. hollowing out holes; 54. a barrier leaf; 6. a ground planing component; 61. a mounting frame; 62. bending the rod; 7. a driven wheel; 8. a drive wheel; 81. a wheel body; 82. a transmission main shaft; 9. a power source; 91. a motor; 92. a gearbox.
Detailed Description
The present invention is described in further detail below with reference to specific examples.
The first embodiment is as follows: the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a seeding device for small-sized grass seeds comprises a bottom plate 1, an outer shell 2 is covered on the outer surface of the upper end of the bottom plate 1 along the position close to the periphery, a feeding structure 3 is arranged on the outer surface of the upper end of the outer shell 2, a feeding structure 4 is arranged at the lower end of the inner side of the outer shell 2 communicated with the feeding structure 3, a seeding part 5 is movably arranged at the front end of the bottom plate 1, a ground planing part 6 is arranged at the outer side of the front end of the bottom plate 1 close to the seeding part 5, driven wheels 7 are movably arranged at the two sides of the bottom plate 1 close to the front end, driving wheels 8 are arranged at the two sides of the bottom plate 1 close to the rear end, a power source 9 is arranged on the outer surface.
The feeding structure 4 comprises a cylinder shell 41, a conveying channel 42 communicated with the lower end of the cylinder shell 41, a rotating roller 45 movably arranged on the inner side of the cylinder shell 41, a scraping sheet 48 arranged on the inner wall of the cylinder shell 41, a feeding channel 43 extends out of the upper end of the cylinder shell 41, the inner side of the feeding channel 43 is communicated with the inner side of the material leakage port 33, an adhesive tape 46 is sleeved on the outer surface of the rotating roller 45, a reinforcing bottom 47 is arranged on the outer surface of the lower end of the conveying channel 42, the reinforcing bottom 47, the conveying channel 42 and the bottom plate 1 are fixedly connected, the stability is ensured, the feeding structure 4 is not stable when the bottom plate 1 is prevented from moving, the problem of looseness is easily caused, one end of the scraping sheet 48 is attached to the surface of the rotating roller 45, and seeds are prevented. The adhesive tape can be made of nylon or non-woven fabrics, so that the seeds can be adhered conveniently.
The two ends of the rotating roller 45 coaxially extend out of the rotating shaft 44, one end of the rotating shaft 44 is connected to the power source 9, the power source 9 comprises a motor 91 and a gearbox 92 connected to the driving end of the motor 91, one end of the rotating shaft 44 is connected to the inner side of the gearbox 92, the model of the motor 91 is YX3-112M-4, and the motor 91 rotates to drive the gearbox 92 to rotate, so that the rotating shaft 44 and the driving wheel 8 are driven.
Seeding 5 includes connecting axle 51, seeding leaf 52, connecting axle 51's both ends respectively with between the bottom plate 1 swing joint, the fixed setting of seeding leaf 52 is at connecting axle 51's surface, seeding leaf 52 is the platelike of twist, the effect of centrifugal force can suitably the seed slide along the inner wall during rotation, and then can realize even seeding, and seeding leaf 52 is towards a side surface area crescent, the quantity of seeding leaf 52 is three groups, seeding leaf 52 is annular array and arranges, ensure to carry out even seed of scattering.
The outer surface of the seeding leaf 52 starts to be provided with a plurality of groups of hollow holes 53, the smaller end of the surface area of the seeding leaf 52 is close to the front of the feeding structure 4, the smaller end of the surface area of the seeding leaf 52 is bent towards one side of the connecting shaft 51 to form a blocking leaf 54, the connecting shaft 51 is connected with a motor relative to the other end of the blocking leaf 54, the motor is fixedly arranged on the outer surface of the upper end of the bottom plate 1 and used for rotating the connecting shaft 51, and the motor rotates to drive the connecting shaft 51 to rotate.
The driving wheel 8 includes a wheel body 81 and a transmission main shaft 82, two ends of the transmission main shaft 82 movably penetrate through outer surfaces of two sides of the bottom plate 1 and are fixedly connected with the wheel body 81, the front end of the transmission main shaft 82 is connected to the inner side of a gear box 92, the transmission main shaft 82 is movably connected with the motor 91 through the gear box 92 to drive the bottom plate 1 to move, and the gear box 92 can transmit the transmission main shaft 82 to drive the wheel body 81 to rotate.
Dig ground spare 6 and include mounting bracket 61 and bending pole 62, mounting bracket 61 is the bow type, and fixed connection between the lower extreme that is close to both sides of mounting bracket 61 and the upper end surface of bottom plate 1, bending pole 62 is the L type and buckles, and bending pole 62 is the horizontal end fixed mounting who buckles at the upper end surface of mounting bracket 61, and bending pole 62's vertical end extends downwards, and bending pole 62's lower extreme is no longer than the tangent plane at the lower extreme place from driving wheel 7 for dig ground, promote seeding quality.
The quantity of the bending rods 62 is a plurality of groups, the bending rods 62 are arranged at equal intervals, the outer surface of the upper end of each bending rod 62 is provided with a fastening bolt in a penetrating mode, the lower end of each fastening bolt extends to the outer surface of the upper end of the mounting frame 61, and the bending rods 62 and the mounting frame 61 are fixedly connected through the fastening bolts so that the bending rods 62 can be detached and replaced conveniently.
When the seeding machine works, a user introduces seeds into the inner side of the feed inlet 31, the seeds slide to the material leaking opening 33 under the action of the inclined bottom surface 32 and leak to the inner side of the feed channel 43 from the material leaking opening 33, the rotating shaft 44 rotates to drive the rotating roller 45 to rotate, the seeds with awns adhere to the surface of the adhesive belt 46, the seeds uniformly fall off and slide away from the inner side of the conveying channel 42 when rotating to the lower side, in the process, the rotating roller 45 is matched with the adhesive belt 46, so that the flow of the seeds is more uniform, the seeds are uniformly conveyed to the seeding part 5 along the inner side of the conveying channel 42, the scraping blade 48 prevents the seeds from adhering to the surface of the adhesive belt 46 and being difficult to fall off, the seeds are sent out by the seeding part 5, therefore, the seed sending-out process is more uniform, the seeds are conveyed to the inner side of the seeding leaves 52 from the lower end of the conveying channel 42, the seeds are prevented from sliding out from one side under the blocking of the, the seeds positioned at the inner side of the sowing leaves 52 are subjected to centrifugal action and spread towards the other side, and the seeds simultaneously leak from the inner side of the hollow holes 53 in the spreading process, so that the uniform sowing of the seeds is realized, the uniform sowing of the seeds is facilitated, and the sowing quality is improved; power supply 9 drives drive wheel 8 and rotates, and the cooperation is from the effect of driving wheel 7, it removes to drive bottom plate 1, remove the in-process at bottom plate 1, the lower extreme of pole 62 of bending will be grabbed the soil face, thereby reach and loosen the soil and make the relative smooth effect of soil face, also can make great clod soil by the breakage simultaneously, consequently, further promote the quality of seeding, it is even to possess the seed to add, be convenient for by the even effect of sowing of small rough grass seed, the seeding that the light seed that makes the area awn can be controlled, make things convenient for the field test, also can be used for production.
In summary, by providing the feeding structure 3 and the feeding structure 4, the seeds are introduced into the inner side of the feeding hole 31, slide to the material leaking hole 33 under the action of the inclined bottom surface 32, leak from the material leaking hole 33 to the inner side of the feeding channel 43, the rotating shaft 44 rotates to drive the rotating roller 45 to rotate, the seeds with awns adhere to the surface of the adhesive tape 46, when rotating to the lower side, the seeds uniformly fall off and slide away from the inner side of the conveying channel 42, the scraping blade 48 prevents the seeds from adhering to the surface of the adhesive tape 46 and being difficult to fall off, in the process, the rotating roller 45 is matched with the adhesive tape 46, so that the flow of the seeds is more uniform, the seeds are uniformly conveyed to the sowing piece 5 along the inner side of the conveying channel 42, the sowing piece 5 conveys the seeds out, and therefore, the conveying process of the seeds is more uniform, and uniform sowing is facilitated; by arranging the sowing part 5, seeds are conveyed to the inner side of the sowing leaves 52 from the lower end of the conveying channel 42 and are prevented from sliding out from one side under the blocking of the blocking leaves 54, the sowing leaves 52 are driven to rotate together by the rotation of the connecting shaft 51, so that the seeds positioned on the inner side of the sowing leaves 52 are subjected to centrifugal action and spread towards the other side, and the seeds simultaneously leak out from the inner side of the hollow holes 53 in the spreading process, so that the uniform spreading of the seeds is realized, the uniform spreading of the seeds is facilitated, and the sowing quality is improved; through being provided with and dig ground piece 6, drive wheel 8 rotates to the cooperation is from the effect of driving wheel 7, drives bottom plate 1 and removes, removes the in-process at bottom plate 1, and the lower extreme of pole 62 of bending will grab the soil face and move, thereby reaches the effect of loosening the soil and making the soil face smooth relatively, also can make great clod broken simultaneously, consequently further promotes the quality of seeding.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (9)
1. The utility model provides a by small-sized grass seed seeder, includes bottom plate (1), its characterized in that: the utility model discloses a seeding machine, including bottom plate (1), shell body (2), feeding structure (3), feeding structure (4), seeding piece (5), ground piece (6) is provided with in the outside that the front end of bottom plate (1) is close to seeding piece (5), the both sides movable mounting that is close to the front end of bottom plate (1) has from driving wheel (7), the both sides that are close to the rear end of bottom plate (1) are provided with drive wheel (8), the upper end surface of bottom plate (1) is provided with power source (9), the drive end of power source (9) is connected between with drive wheel (8) and feeding structure (4) respectively along being close to around, the upper end surface of shell body (2) is provided with feeding structure (3), the lower extreme of inboard intercommunication feeding structure (3) of shell body (2) is provided with feeding structure (4), the front end movable mounting of bottom.
2. A grass-seed sowing apparatus as claimed in claim 1, wherein: feeding structure (3) include feed inlet (31), the upper end of feed inlet (31) is opened, feed inlet (31) are fixed to be set up the upper end surface in shell body (2), leak material mouth (33) that run through in shell body (2) are seted up to the lower extreme surface of feed inlet (31), the inboard bottom surface of feed inlet (31) is provided with slope bottom surface (32), slope bottom surface (32) are towards feed inlet (31) direction downward sloping.
3. A grass-seed sowing apparatus as claimed in claim 2, wherein: pay-off structure (4) include barrel casing (41), communicate in conveying way (42), the activity setting of barrel casing (41) lower extreme changes roller (45), sets up doctor-bar (48) on barrel casing (41) inner wall at barrel casing (41) inboard, the upper end of barrel casing (41) extends feed channel (43), the inboard of feed channel (43) is linked together with the inboard of drain hole (33), the surface cover who changes roller (45) has adhesive tape (46), the lower extreme surface of conveying way (42) is provided with at the bottom of consolidating (47), be fixed connection between consolidating end (47) and conveying way (42) and bottom plate (1), the one end of doctor-bar (48) is laminated with the surface of changeing roller (45) mutually.
4. A grass-seed sowing apparatus as claimed in claim 3, wherein: the coaxial direction in both ends of commentaries on classics roller (45) extends pivot (44), the one end of pivot (44) is connected to power supply (9), power supply (9) include motor (91) and connect gearbox (92) at motor (91) drive end, the inboard of going into gearbox (92) is connected to the one end of pivot (44).
5. A grass-seed sowing apparatus as claimed in claim 1, wherein: seeding piece (5) are including connecting axle (51), seeding leaf (52), the both ends of connecting axle (51) respectively with between bottom plate (1) swing joint, the fixed surface that sets up at connecting axle (51) of seeding leaf (52), seeding leaf (52) are the platelike of twist, and seeding leaf (51) towards a side surface area crescent, the quantity of seeding leaf (52) is three groups, seeding leaf (52) are annular array and arrange.
6. A seeding apparatus for small-sized grass seeds as claimed in claim 5, wherein: the outer surface of the seeding leaf (52) begins to have hollow holes (53), the number of the hollow holes (53) is a plurality of groups, the less one end of the surface area of the seeding leaf (52) is close to the place ahead of the feeding structure (4), the less one end of the surface area of the seeding leaf (52) is towards the one side bending part blocking leaf (54) of the connecting shaft (51), the connecting shaft (52) is connected with a motor for the other end of the blocking leaf (54), and the motor is fixedly installed on the outer surface of the upper end of the bottom plate (1).
7. A seeding apparatus for small-sized grass seeds as claimed in claim 4, wherein: the driving wheel (8) comprises a wheel body (81) and a transmission main shaft (82), two ends of the transmission main shaft (82) movably penetrate through the outer surfaces of two sides of the bottom plate (1) and are fixedly connected with the wheel body (81), the front end of the transmission main shaft (82) is connected to the inner side of the gearbox (92), and the transmission main shaft (82) is movably connected with the motor (91) through the gearbox (92).
8. A grass-seed sowing apparatus as claimed in claim 1, wherein: dig ground spare (6) and include mounting bracket (61) and bend pole (62), mounting bracket (61) are the bow type, and fixed connection between the lower extreme that is close to both sides of mounting bracket (61) and the upper end surface of bottom plate (1), bend pole (62) and be the L type and buckle, the horizontal end fixed mounting that bends pole (62) is at the upper end surface of mounting bracket (61), the vertical end of bending pole (62) extends downwards, and the lower extreme of bending pole (62) is not more than the tangent plane at the lower extreme place from driving wheel (7).
9. A grass-seed sowing apparatus as claimed in claim 8, wherein: the quantity of pole (62) of bending is a plurality of groups, pole (62) of bending is the equidistance and arranges, the upper end surface of pole (62) of bending runs through and is provided with fastening bolt, fastening bolt's lower extreme extends to the upper end surface of mounting bracket (61), through fastening bolt fixed connection between pole (62) of bending and mounting bracket (61).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010891312.1A CN112020921B (en) | 2020-08-30 | 2020-08-30 | Seeding device for small grass seeds |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010891312.1A CN112020921B (en) | 2020-08-30 | 2020-08-30 | Seeding device for small grass seeds |
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| CN112020921A true CN112020921A (en) | 2020-12-04 |
| CN112020921B CN112020921B (en) | 2022-07-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113366939A (en) * | 2021-06-08 | 2021-09-10 | 永新县中耘农业发展有限公司 | Uniform seeding device based on rice dry seedling raising technology and use method |
| CN114303558A (en) * | 2022-01-25 | 2022-04-12 | 漯河市艾格瑞农业科技开发有限公司 | Fertilizer is volatilized and is spilt device with automatically, volatilize function |
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