CN114128456A - A smart volume seed metering ware for maize breeding is experimental - Google Patents
A smart volume seed metering ware for maize breeding is experimental Download PDFInfo
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- CN114128456A CN114128456A CN202111455064.7A CN202111455064A CN114128456A CN 114128456 A CN114128456 A CN 114128456A CN 202111455064 A CN202111455064 A CN 202111455064A CN 114128456 A CN114128456 A CN 114128456A
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- seed
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- ditching
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/06—Coating or dressing seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/08—Immunising seed
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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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Abstract
The invention discloses a precise seed sowing device for a corn breeding test, and relates to the technical field of agricultural planting equipment; the two seeding supports are oppositely fixed on the seed sowing base frame from left to right; the seed cylinder is fixed between the horizontal ends of the left seeding bracket and the right seeding bracket; the feed hopper is embedded and fixed on the upper side of the seed cylinder; the seed-dressing brackets are respectively fixed on the outer ring wall of the rotating shaft in an equal-number and equal-angle circumferential distribution manner; the seed discharging frame is arranged at the lower side of the seed cylinder body and is fixed at the bottom of the horizontal end in the seeding bracket; the movable plug is arranged at the lower side of the seed cylinder body; the upper side surface of the movable plug is arranged in an arc structure; the plug body moving mechanism is arranged on the lower side of the movable plug; the connecting table is fixed on the lower side of the seed arranging frame; the quantity control mechanism is arranged on the lower side of the connecting table; the corn seed dressing machine can be used for dressing corn seeds before seed discharging, can control the seeding distance between the corn seeds, and improves the efficiency of manual seeding and the quality of seeding.
Description
Technical Field
The invention relates to the technical field of agricultural planting equipment, in particular to a precise seed sowing device for a corn breeding test.
Background
The corn has higher nutritive value, is an excellent grain crop, is an important feed source for high-yield grain crops, animal husbandry, aquaculture, and the like; present maize is the operation of breeding through the manual work mostly when growing seedlings, and artifical growing seedlings can make the inefficiency of growing seedlings, and can not guarantee the interval between each maize seed, and when interval control between the seed is not good, can lead to the seedling to appear the phenomenon of weak seedling when growing, and still need manual bactericide of using before the seeding to mix the kind operation to maize seed, increase manual operation's intensity.
Disclosure of Invention
The invention aims to provide a precision seed-metering device for a corn breeding test, which has the advantages of simple structure, reasonable design and convenient use, can mix corn seeds before seed metering, can control the seeding distance among the corn seeds, and improves the efficiency of manual seeding and the quality of seeding.
In order to achieve the purpose, the invention adopts the technical scheme that: the seed sowing device comprises a seed sowing base frame, walking wheels and a handle, wherein the handle is arranged on the right side of the seed sowing base frame, walking brackets are symmetrically arranged on the left and right sides of the bottom of the seed sowing base frame, and the walking wheels are arranged in the walking brackets;
it also includes:
the seeding support is arranged in an inverted L-shaped structure, and the two seeding supports are oppositely fixed on the seed sowing base frame from left to right;
the seed cylinder body is fixed between the horizontal ends of the left seeding support and the right seeding support;
the feed hopper is embedded and fixed on the upper side of the seed cylinder;
the seed mixing motor is fixed on the front side of the seed cylinder, an output shaft of the seed mixing motor penetrates through a front side plate of the seed cylinder and is fixedly provided with a rotating shaft, and the rear end of the rotating shaft is screwed on the inner wall of the rear side of the seed cylinder through a bearing; the seed dressing motor is connected with an external power supply;
the seed-dressing supports are a plurality of and are respectively fixed on the outer ring wall of the rotating shaft in an equal-number and equal-angle distribution;
the seed discharging frame is arranged on the lower side of the seed cylinder body and is fixed at the bottom of the horizontal end in the seeding support;
the movable plug is arranged on the lower side of the seed cylinder body; the upper side surface of the movable plug is arranged in an arc structure;
the plug body moving mechanism is arranged on the lower side of the movable plug;
the connecting table is fixed on the lower side of the seed arranging frame; a plurality of clamping grooves are distributed on the outer ring wall of the connecting table in a circumferential equiangular manner;
the quantity control mechanism is arranged on the lower side of the connecting table;
and the discharge hopper is arranged at the lower side of the quantity control mechanism, and the lower end of the discharge hopper penetrates through and is fixed in the seed metering base frame.
Preferably, the plug body moving mechanism comprises:
the connecting rod penetrates through the side wall of the seed discharging frame and then is exposed outside the seed discharging frame, and the connecting rod is arranged on the lower side of the seed cylinder;
the connecting block is fixed on the exposed end of the connecting rod;
the first electric push rod is fixed on the right side of the seed arranging frame, the first electric push rod is arranged on the lower side of the connecting rod, and the pushing end of the first electric push rod is connected and fixed with the connecting block; the first electric push rod is connected with an external power supply;
the supporting platform is arranged in the seed arranging frame and is fixedly connected with the connecting rod;
the second electric push rod is fixed on the supporting platform, and the pushing end at the upper end of the second electric push rod is fixedly connected with the bottom of the movable plug; the second electric push rod is connected with an external power supply;
the two limit tables are respectively fixed on the left side and the right side of the bottom of the movable plug; the limiting table is arranged in contact with the bottom of the seed cylinder body;
when the corn seeds need to be mixed, the movable plug and the seed cylinder body are integrated through the matching of the first electric push rod and the second electric push rod, so that a sealed environment is formed inside the seed cylinder body, and the corn seeds are mixed; on the contrary, after the seed dressing operation is finished, the movable plug is away from the seed barrel body through the matching of the first electric push rod and the second electric push rod again, so that the corn seeds in the seed barrel body can be conveniently discharged downwards.
Preferably, the quantity control mechanism comprises:
the rotary fluted disc is arranged on the upper side of the discharge hopper, an annular groove is formed in the bottom of the rotary fluted disc, and the upper end of the discharge hopper is arranged in the annular groove;
the rotary wheels are distributed in a circumferential equiangular mode and are rotatably connected with the annular groove formed in the upper side of the discharging hopper through bearings and shafts; the upper side of the rotating wheel is arranged in a rotating groove which is arranged on the upper side of the annular groove in a run-through manner;
the rotating gear is meshed with the front side of the rotating fluted disc;
the rotary motor is fixed on the upper side of the seed metering base frame, the rotary motor is arranged on the front side of the discharge hopper, and an output shaft of the rotary motor penetrates through and is fixed in the rotary gear; the rotating motor is connected with an external power supply;
the pulling plates are arranged at equal angles on the circumference and are hinged to the lower side of the connecting table by using hinge shafts; the articulated shaft and the clamping groove are arranged at intervals;
the pulling pieces are a plurality of and are respectively hinged to the upper side of the pulling plate through hinge shafts; the other end of the pulling piece is hinged on the rotating fluted disc through a hinged shaft;
the rotary gear is rotated and meshed to drive the rotary fluted disc to rotate by starting the rotary motor, and the rotary fluted disc rotates at the upper side of the discharge hopper and is guided by the rotation of the rotary wheel and the rotary groove; the rotation fluted disc drives when rotating and draws the piece and make the pulling plate rotate around its and the pin joint of being connected between the platform to change the state of pulling the board, change the space that forms between the several pulling the board, thereby control the flow of maize seed, when the pulling on the pulling board blocked mutually with the draw-in groove, several pulling the board in close contact with carries out spacing support to maize seed.
Preferably, the seed metering bed frame the downside be provided with ditching mechanism, and ditching mechanism sets up in the left side of hopper, ditching mechanism contains:
the first telescopic rod is fixed at the bottom of the seed sowing base frame and is connected with an external power supply;
the telescopic block is fixed on the output end of the bottom of the first telescopic rod;
the ditching support is arranged in an L-shaped structure, and the front part and the rear part of the two ditching supports are oppositely fixed at the bottom of the telescopic block;
the ditching support shafts are arranged in the horizontal ends of the ditching support in a screwed mode through bearings;
the furrow opener is fixed between the front and the rear ditching fulcrum shafts;
two rotary gears are arranged and are respectively sleeved and fixed on the corresponding ditching fulcrum shafts;
the rotary fulcrum shaft is screwed between the vertical ends of the front ditching support and the rear ditching support through a bearing;
the adjusting motor is fixed on the front side of the vertical end of the ditching support on the front side and is connected with an external power supply; the front end of the rotating fulcrum shaft penetrates through the vertical end of the ditching support and then is connected with an output shaft of the adjusting motor;
the two adjusting gears are respectively sleeved and fixed on the corresponding rotating fulcrum shafts in a front-back symmetrical mode, and the adjusting gears and the rotating gear on the lower side are in transmission through chains;
the adjusting gear is driven to rotate through the adjusting motor, the adjusting gear enables the rotating gear to rotate through the chain, and therefore the ditching support shaft is driven to enable the ditcher to rotate and adjust the angle, the ditcher conducts ditching operation before seeding on soil, and height adjustment is conducted on the ditcher according to the height of the first telescopic rod.
Preferably, the lower side of the seed-metering base frame is provided with a gap filling mechanism, the gap filling mechanism is arranged at the right side of the discharge hopper, and the gap filling mechanism comprises:
the second telescopic rod is fixed at the bottom of the seed sowing base frame and is connected with an external power supply;
the connecting strut is fixed on the bottom telescopic end of the second telescopic rod;
the pusher is fixed at the bottom of the connecting strut;
the pusher is driven to move downwards through the second telescopic rod, and when the seed sowing base frame is driven to move, the sowed soil is driven through the pusher, so that the soil covers the sowed corn seeds.
Preferably, the seed dressing support constitute by puddler and stirring vane, the puddler is fixed in on the pivot, the symmetry is fixed with a plurality of stirring vane on the puddler, and stirring vane is from inside to outside and is in proper order and increases progressively the setting.
The working principle of the invention is as follows:
the method comprises the following steps: carrying out seed dressing operation on the corn seeds; corn seeds are transported to the interior of the seed cylinder body from the feed hopper, bactericide is scattered into the seed cylinder body from the feed hopper, the seed mixing bracket is driven to rotate in the seed cylinder body by the seed mixing motor, and the corn seeds and the bactericide are uniformly mixed; before the seed dressing step, the movable plug is supported by the plug body movable mechanism, so that the movable plug and the seed cylinder body form a whole, a sealed environment is formed inside the seed cylinder body, and the seed dressing operation is carried out on the corn seeds;
step two: after the seed dressing operation is finished, the movable plug is moved away from the inside of the seed cylinder through the plug body moving mechanism, so that the uniformly stirred corn seeds are discharged downwards and guided through the seed discharging frame;
step three: the displacement of the corn seeds falling in the seed arrangement frame is controlled by the quantity control mechanism, so that excessive accumulation of the corn seeds in the falling process is avoided, and only one corn seed can fall each time;
step four: the corn seeds discharged after the amount control are discharged from the discharge hopper and fall on the soil, so that the sowing operation is carried out.
After adopting the structure, the invention has the beneficial effects that:
1. the corn seeds and the bactericide are subjected to seed dressing operation through the seed dressing support, so that the manual seed dressing operation is reduced;
2. the movable plug is operated to form a sealed whole with the seed cylinder during seed dressing operation; after the seed dressing is finished, the seeds fall downwards by moving the movable plug;
3. the corn seeds falling are controlled by the quantity control mechanism, so that only one corn seed falls in the falling process every time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of a connection structure between the seed cylinder, the sowing bracket and the seed arranging bracket according to the present invention.
Fig. 4 is an enlarged view of a portion B in fig. 3.
FIG. 5 is a schematic view of the connection structure between the rotary toothed disc and the discharge hopper according to the present invention.
Fig. 6 is an enlarged view of the portion C in fig. 5.
Fig. 7 is a schematic view of the structure of the present invention when the pulling plate is pulled apart.
Fig. 8 is a schematic view showing a structure of the present invention when the pull plate is closed.
FIG. 9 is a schematic view showing a connecting structure of the furrow opener and the furrow making support in the present invention.
Fig. 10 is a schematic view of the pusher of the present invention.
Description of reference numerals:
a seed sowing base frame 1, a traveling wheel 2, a handle 3, a sowing bracket 4, a seed cylinder 5, a feed hopper 6, a seed mixing motor 7, a rotating shaft 8, a seed mixing bracket 9, a stirring rod 9-1, a stirring blade 9-2, a seed sowing bracket 10, a movable plug 11, a plug body movable mechanism 12, a connecting rod 12-1, a connecting block 12-2, a first electric push rod 12-3, a supporting platform 12-4, a second electric push rod 12-5, a limiting platform 12-6, a connecting platform 13, a clamping groove 13-1, a quantity control mechanism 14, a rotary fluted disc 14-1, an annular groove 14-1-1, a rotary groove 14-1-2, a rotary wheel 14-2, a rotary gear 14-3, a rotary motor 14-4, a pulling plate 14-5, a pulling part 14-6, a discharging hopper 15, an annular groove 15-1, The ditching mechanism 16, a first telescopic rod 16-1, a telescopic block 16-2, a ditching support 16-3, a ditching fulcrum 16-4, a ditcher 16-5, a rotary gear 16-6, a rotary fulcrum 16-7, an adjusting motor 16-8, an adjusting gear 16-9, a ditch filling mechanism 17, a second telescopic rod 17-1, a connecting support 17-2 and a pusher 17-3.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 10, the technical solution adopted by the present embodiment is: the seed sowing device comprises a seed sowing base frame 1, walking wheels 2 and a handle 3, wherein the handle 3 is arranged on the right side of the seed sowing base frame 1 by using a screw, walking brackets are symmetrically arranged at the bottom of the seed sowing base frame 1 in the left-right direction, and the walking wheels 2 are rotatably connected in the walking brackets;
it also includes:
the seeding support 4, the said seeding support 4 is two, and seeding support 4 is the structure setting of the inverted "L", two seeding supports 4 are relatively fixed on seed metering bed frame 1 with the screw about;
the seed cylinder 5 is fixed between the horizontal ends of the left and right seeding supports 4 by screws;
the feed hopper 6 is embedded in the feed hopper 6 and is fixed on the upper side of the seed cylinder 5 by screws;
the seed mixing motor 7 is fixed on the front side of the seed cylinder 5 by screws, an output shaft of the seed mixing motor 7 penetrates through a front side plate of the seed cylinder 5 and is fixed with a rotating shaft 8, and the rear end of the rotating shaft 8 is screwed on the inner wall of the rear side of the seed cylinder 5 through a bearing; the seed-dressing motor 7 is connected with an external power supply through a lead; the specific use model of the seed-dressing motor 7 is directly purchased, installed and used from the market according to the actual use requirement;
the seed mixing supports 9 are a plurality of seed mixing supports 9, and are respectively fixed on the outer ring wall of the rotating shaft 8 in an equal number and circumferential equiangular distribution manner;
the seed discharging frame 10 is arranged at the lower side of the seed cylinder body 5, and the seed discharging frame 10 is fixed at the bottom of the horizontal end in the seeding bracket 4 by screws;
the movable plug 11 is arranged at the lower side of the seed cylinder body 5; the upper side surface of the movable plug 11 is arranged in an arc structure;
the plug body moving mechanism 12, the said plug body moving mechanism 12 is set up in the underside of the movable plug 11;
a connecting table 13, wherein the connecting table 13 is fixed on the lower side of the seed arranging frame 10 by screws; five clamping grooves 13-1 are distributed on the outer ring wall of the connecting table 13 in a circumferential equiangular manner;
a control mechanism 14, wherein the control mechanism 14 is arranged at the lower side of the connecting table 13;
and the discharge hopper 15 is arranged at the lower side of the quantity control mechanism 14, and the lower end of the discharge hopper 15 penetrates through and is fixed in the seed metering base frame 1 by screws.
Preferably, the plug body moving mechanism 12 further comprises:
the connecting rod 12-1 penetrates through the side wall of the seed arrangement frame 10 and then is exposed to the outer side of the seed arrangement frame 10, and the connecting rod 12-1 is arranged on the lower side of the seed cylinder 5;
the connecting block 12-2 is fixed on the exposed end of the connecting rod 12-1 by screws, and the connecting block 12-2 is fixed on the exposed end of the connecting rod 12-1 by screws;
the first electric push rod 12-3 is fixed on the right side of the seed discharging frame 10 through screws, the first electric push rod 12-3 is arranged on the lower side of the connecting rod 12-1, and the pushing end of the first electric push rod 12-3 is fixedly connected with the connecting block 12-2 through screws; the first electric push rod 12-3 is connected with an external power supply through a lead; the specific use model of the first electric push rod 12-3 is directly purchased, installed and used from the market according to the actual use requirement;
the supporting table 12-4 is arranged in the seed arrangement frame 10, and the supporting table 12-4 is fixedly connected with the connecting rod 12-1 through screws;
the second electric push rod 12-5 is fixed on the support table 12-4 through screws, and the pushing end at the upper end of the second electric push rod 12-5 is fixedly connected with the bottom of the movable plug 11 through screws; the second electric push rod 12-5 is connected with an external power supply through a lead; the second electric push rod 12-5 is directly purchased, installed and used from the market according to the actual use requirement;
two limiting tables 12-6, wherein the two limiting tables 12-6 are respectively fixed on the left side and the right side of the bottom of the movable plug 11 by screws; the limiting table 12-6 is arranged in contact with the bottom of the seed cylinder body 5;
when the corn seeds need to be mixed, the movable plug 11 and the seed cylinder body 5 are integrated through the matching of the first electric push rod 12-3 and the second electric push rod 12-5, so that a sealed environment is formed inside the seed cylinder body 5, and the corn seeds are mixed; on the contrary, after the seed dressing operation is finished, the movable plug 11 is away from the seed cylinder body 5 through the matching of the first electric push rod 12-3 and the second electric push rod 12-5, so that the corn seeds in the seed cylinder body 5 can be conveniently discharged downwards.
Preferably, the quantity control mechanism 14 further comprises:
the rotary fluted disc 14-1 is arranged on the upper side of the discharge hopper 15, an annular groove 14-1-1 is formed in the bottom of the rotary fluted disc 14-1, and the upper end of the discharge hopper 15 is arranged in the annular groove 14-1-1;
the rotary wheels 14-2 are provided with a plurality of rotary wheels 14-2 which are respectively distributed in a circumferential equiangular mode and are rotatably connected with a bearing and a shaft in an annular groove 15-1 formed in the upper side of the discharge hopper 15; the upper side of the rotating wheel 14-2 is arranged in a rotating groove 14-1-2 which is arranged on the upper side of the annular groove 14-1-1 in a run-through way;
the rotating gear 14-3 is meshed with the front side of the rotating fluted disc 14-1;
a rotating motor 14-4, wherein the rotating motor 14-4 is fixed on the upper side of the seed sowing base frame 1 by screws, the rotating motor 14-4 is arranged on the front side of a discharge hopper 15, and an output shaft of the rotating motor 14-4 penetrates through and is fixed in a rotating gear 14-3; the lead of the rotating motor 14-4 is connected with an external power supply; the specific use model of the rotating motor 14-4 is directly purchased, installed and used from the market according to the actual use requirement;
the pulling plates 14-5 are provided with a plurality of pulling plates 14-5 which are distributed in a circumferential equiangular mode and are hinged to the lower side of the connecting table 13 through hinge shafts; and the articulated shaft is arranged at intervals with the clamping groove 13-1;
the pulling pieces 14-6 are provided in number, and the pulling pieces 14-6 are respectively hinged to the upper side of the pulling plate 14-5 through hinge shafts; the other end of the pulling piece 14-6 is hinged on the rotating fluted disc 14-1 through a hinged shaft;
the rotating gear 14-3 is rotated and meshed to drive the rotating fluted disc 14-1 to rotate by starting the rotating motor 14-4, the rotating fluted disc 14-1 rotates on the upper side of the discharge hopper 15 and is guided by the rotation of the rotating gear 14-2 and the rotating groove 14-1-2; when the rotating fluted disc 14-1 rotates, the pulling piece 14-6 is driven to enable the pulling plate 14-5 to rotate around a hinge point between the pulling plate and the connecting platform 13, so that the state of the pulling plate 14-5 is changed, the space formed between the pulling plates 14-5 is changed, and the flow of corn seeds is controlled, and when the pulling piece 14-6 on the pulling plate 14-5 is clamped with the clamping groove 13-1, the pulling plates 14-5 are tightly contacted to limit and support the corn seeds.
Preferably, the seed bed frame 1 is provided with a ditching mechanism 16 at a lower side thereof, the ditching mechanism 16 is provided at a left side of the discharge hopper 15, and the ditching mechanism 16 includes:
the first telescopic rod 16-1 is fixed at the bottom of the seed sowing base frame 1 by a screw, and the first telescopic rod 16-1 is connected with an external power supply through a lead; the specific use model of the first expansion link 16-1 is directly purchased, installed and used from the market according to the actual use requirement;
the telescopic block 16-2 is fixed on the output end of the bottom of the first telescopic rod 16-1 by screws, and the telescopic block 16-2 is fixed on the output end of the bottom of the second telescopic rod 16-1 by screws;
the ditching support 16-3, the said ditching support 16-3 is two, the ditching support 16-3 is the structural arrangement of "L" shape, two ditching supports 16-3 are fixed to the bottom of the telescopic block 16-2 with the screw relatively in front and at the back;
the ditching support shafts 16-4 are arranged, and the ditching support shafts 16-4 are arranged in the horizontal ends of the ditching supports 16-3 in a screwed mode through bearings;
the furrow opener 16-5 is fixed between the front furrow opening fulcrum shaft 16-4 and the rear furrow opening fulcrum shaft 16-5 by screws;
two rotating gears 16-6 are provided, and the two rotating gears 16-6 are respectively sleeved and fixed on the corresponding ditching fulcrum shafts 16-4;
the rotary fulcrum 16-7 is screwed between the vertical ends of the front ditching support and the rear ditching support 16-3 through bearings;
the adjusting motor 16-8 is fixed on the front side of the vertical end of the ditching support 16-3 on the front side by screws, and the adjusting motor 16-8 is connected with an external power supply; the front end of the rotating fulcrum shaft 16-7 passes through the vertical end of the ditching support 16-3 and then is connected with an output shaft of the adjusting motor 16-8; the specific use model of the screw is directly purchased, installed and used from the market according to the actual use requirement;
two adjusting gears 16-9 are provided, the two adjusting gears 16-9 are respectively sleeved and fixed on the corresponding rotating fulcrum shafts 16-7 in a front-back symmetrical manner, and the adjusting gears 16-9 and the rotating gears 16-6 on the lower side are in transmission through chains;
the adjusting motor 16-8 drives the adjusting gear 16-9 to rotate, the adjusting gear 16-9 enables the rotating gear 16-6 to rotate through a chain, and therefore the ditching fulcrum shaft 16-4 is driven to enable the ditcher 16-5 to carry out angle rotation adjustment, the ditcher 16-5 carries out ditching operation on soil before seeding, and the height of the ditcher 16-5 is adjusted according to the height of the first telescopic rod 16-1.
Preferably, the seeding base frame 1 is provided with a gap filling mechanism 17 at the lower side, the gap filling mechanism 17 is arranged at the right side of the discharge hopper 15, and the gap filling mechanism 17 comprises:
the second telescopic rod 17-1 is fixed at the bottom of the seed sowing base frame 1 by screws, and the second telescopic rod 17-1 is connected with an external power supply through a lead; the second expansion link 17-1 is directly purchased, installed and used from the market according to the actual use requirement;
the connecting support 17-2 is fixed on the bottom telescopic end of the second telescopic rod 17-1 by screws;
the pusher 17-3, the said pusher 17-3 utilizes the bottom that the screw fixes to the connecting strut 17-2;
the pusher 17-3 is driven to move downwards by the second telescopic rod 17-1, and when the seed sowing base frame 1 is driven to move, the sown soil is driven by the pusher 17-3 to cover the sown corn seeds.
Preferably, the seed-dressing support 9 is composed of a stirring rod 9-1 and stirring blades 9-2, the stirring rod 9-1 is fixed on the rotating shaft 8, the stirring rod 9-1 is symmetrically fixed with a plurality of stirring blades 9-2, and the stirring blades 9-2 are arranged in an increasing order from inside to outside.
The working principle of the specific embodiment is as follows: the method comprises the following steps: carrying out seed dressing operation on the corn seeds; corn seeds are transported to the inside of the seed cylinder 5 from the feed hopper 6, bactericide is scattered into the seed cylinder 5 from the feed hopper 6, the seed mixing bracket 9 is driven by the seed mixing motor 7 to rotate in the seed cylinder 5, and the corn seeds and the bactericide are uniformly mixed; before the seed dressing step, the movable plug 11 is supported by the plug body movable mechanism 12, the movable plug 11 and the seed cylinder body 5 are integrated by the matching of the first electric push rod 12-3 and the second electric push rod 12-5, and a sealed environment is formed inside the seed cylinder body 5, so that the seed dressing operation is carried out on the corn seeds;
step two: after the seed dressing operation is finished, the movable plug 11 is moved away from the interior of the seed cylinder body 5 through the matching of the first electric push rod 12-3 and the second electric push rod 12-5, so that the uniformly stirred corn seeds are discharged downwards and are guided by the seed discharging frame 10;
step three: the displacement of the corn seeds falling in the seed arrangement frame 10 is controlled by the quantity control mechanism 14, so that excessive accumulation of the corn seeds in the falling process is avoided, and only one corn seed can fall each time; the rotating gear 14-3 is rotated and meshed to drive the rotating fluted disc 14-1 to rotate by starting the rotating motor 14-4, the rotating fluted disc 14-1 rotates on the upper side of the discharge hopper 15 and is guided by the rotation of the rotating gear 14-2 and the rotating groove 14-1-2; when the rotating fluted disc 14-1 rotates, the pulling piece 14-6 is driven to enable the pulling plate 14-5 to rotate around a hinge point between the pulling plate and the connecting platform 13, so that the state of the pulling plate 14-5 is changed, the space formed among a plurality of pulling plates 14-5 is changed, and the flow of corn seeds is controlled; when the pulling pieces 14-6 on the pulling plates 14-5 are clamped with the clamping grooves 13-1, the pulling plates 14-5 are in close contact to limit and support the corn seeds;
while controlling the quantity, the adjusting gear 16-9 is driven to rotate by the adjusting motor 16-8, the rotating gear 16-6 is driven to rotate by the adjusting gear 16-9 through a chain, so that the ditching fulcrum shaft 16-4 is driven to perform angle rotation adjustment on the ditcher 16-5, the ditcher 16-5 performs ditching operation on soil before seeding, and the height of the ditcher 16-5 is adjusted according to the first telescopic rod 16-1;
step four: the corn seeds discharged after the amount control are discharged from the discharge hopper 15 and fall on the soil, so that the sowing operation is carried out; the pusher 17-3 is driven to move downwards by the second telescopic rod 17-1, and when the seed sowing base frame 1 is driven to move, the sown soil is driven by the pusher 17-3 to cover the sown corn seeds.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the corn seeds and the bactericide are mixed by the seed mixing bracket 9, so that the manual seed mixing operation is reduced;
2. the movable plug 11 is operated to form a sealed whole with the seed cylinder 5 during seed dressing operation; after the seed dressing is finished, the seeds fall downwards by moving the movable plug 11;
3. the falling corn seeds are controlled by a pulling plate 14-5 in the quantity control mechanism 14, so that only one corn seed falls in each falling process;
4. synchronous ditching operation is carried out through the ditcher 16-5 before seeding, so that the manual ditching strength is reduced, and the seeding efficiency is improved;
5. after sowing, the pusher 17-3 is used for synchronously covering soil, so that the sowing efficiency is improved.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. A precision seed sowing device for a corn breeding test comprises a seed sowing base frame (1), walking wheels (2) and a handle (3), wherein the handle (3) is arranged on the right side of the seed sowing base frame (1), walking brackets are symmetrically arranged on the left and right sides of the bottom of the seed sowing base frame (1), and the walking wheels (2) are arranged in the walking brackets;
it is characterized in that it also comprises:
the seeding support (4) is divided into two parts, the seeding support (4) is arranged in an inverted L-shaped structure, and the two seeding supports (4) are oppositely fixed on the seed sowing base frame (1) from left to right;
the seed cylinder body (5), the seed cylinder body (5) is fixed between the horizontal ends of the left and right seeding supports (4);
the feed hopper (6), the said feed hopper (6) inlays and fixes to the upside of the seed cylinder (5);
the seed mixing motor (7) is fixed on the front side of the seed cylinder body (5), an output shaft of the seed mixing motor (7) penetrates through a front side plate of the seed cylinder body (5) and then is fixed with a rotating shaft (8), and the rear end of the rotating shaft (8) is screwed on the inner wall of the rear side of the seed cylinder body (5) through a bearing; the seed dressing motor (7) is connected with an external power supply;
the seed mixing supports (9) are a plurality of seed mixing supports (9), are respectively distributed in equal number and in equal angle on the circumference and are fixed on the outer ring wall of the rotating shaft (8);
the seed arranging frame (10), the seed arranging frame (10) is arranged at the lower side of the seed cylinder body (5), and the seed arranging frame (10) is fixed at the bottom of the horizontal end in the seeding support (4);
the movable plug (11), the said movable plug (11) is set up in the underside of the cylinder body of the seed (5); the upper side surface of the movable plug (11) is arranged in an arc structure;
the plug body moving mechanism (12), the plug body moving mechanism (12) is arranged at the lower side of the movable plug (11);
the connecting table (13), the connecting table (13) is fixed on the lower side of the seed arranging frame (10); a plurality of clamping grooves (13-1) are distributed on the outer ring wall of the connecting table (13) in a circumferential equiangular manner;
the quantity control mechanism (14), the said quantity control mechanism (14) is set up in the underside of the joint table (13);
the discharge hopper (15), the discharge hopper (15) set up in the downside of accuse volume mechanism (14), and the lower extreme of discharge hopper (15) wears to establish and is fixed in seed metering bed frame (1).
2. The precision seed-metering device for the corn breeding test according to claim 1, characterized in that: the plug body moving mechanism (12) comprises:
the connecting rod (12-1), after passing through the side wall of the seed discharging frame (10), the connecting rod (12-1) is exposed out of the seed discharging frame (10), and the connecting rod (12-1) is arranged at the lower side of the seed cylinder body (5);
the connecting block (12-2), the connecting block (12-2) is fixed on the exposed end of the connecting rod (12-1);
the first electric push rod (12-3), the first electric push rod (12-3) is fixed on the right side of the seed arranging frame (10), the first electric push rod (12-3) is arranged on the lower side of the connecting rod (12-1), and the pushing end of the first electric push rod (12-3) is fixedly connected with the connecting block (12-2); the first electric push rod (12-3) is connected with an external power supply;
the supporting platform (12-4), the supporting platform (12-4) is arranged in the seed arranging frame (10), and the supporting platform (12-4) is fixedly connected with the connecting rod (12-1);
the second electric push rod (12-5), the second electric push rod (12-5) is fixed on the support platform (12-4), and the pushing end at the upper end of the second electric push rod (12-5) is fixedly connected with the bottom of the movable plug (11); the second electric push rod (12-5) is connected with an external power supply;
the number of the limiting tables (12-6) is two, and the two limiting tables (12-6) are respectively fixed on the left side and the right side of the bottom of the movable plug (11); the limiting table (12-6) is in contact with the bottom of the seed cylinder body (5);
when the corn seeds need to be mixed, the movable plug (11) and the seed cylinder body (5) are integrated through the matching of the first electric push rod (12-3) and the second electric push rod (12-5), and a sealed environment is formed inside the seed cylinder body (5), so that the corn seeds are mixed; on the contrary, after the seed dressing operation is finished, the movable plug (11) is away from the seed cylinder body (5) through the matching of the first electric push rod (12-3) and the second electric push rod (12-5), so that the corn seeds in the seed cylinder body (5) can be conveniently discharged downwards.
3. The precision seed-metering device for the corn breeding test according to claim 1, characterized in that: the quantity control mechanism (14) comprises:
the rotary fluted disc (14-1), the rotary fluted disc (14-1) is arranged on the upper side of the discharge hopper (15), an annular groove (14-1-1) is formed in the bottom of the rotary fluted disc (14-1), and the upper end of the discharge hopper (15) is arranged in the annular groove (14-1-1);
the rotary wheels (14-2) are a plurality of rotary wheels (14-2), are distributed in a circumferential equiangular mode and are rotatably connected with each other by bearings and shafts and arranged in an annular groove (15-1) formed in the upper side of the discharge hopper (15); the upper side of the rotating wheel (14-2) is arranged in a rotating groove (14-1-2) which is arranged on the upper side of the annular groove (14-1-1) in a through way;
the rotating gear (14-3), the rotating gear (14-3) is meshed with the front side of the rotating fluted disc (14-1);
the rotary motor (14-4), the said rotary motor (14-4) is fixed to the upside of the seed-metering bed frame (1), and the rotary motor (14-4) is set up in the front of the discharge hopper (15), the output shaft of the rotary motor (14-4) is worn to set up and fixed in the rotary gear (14-3); the rotating motor (14-4) is connected with an external power supply;
the pulling plates (14-5) are a plurality of pulling plates (14-5), are distributed in a circumferential equiangular mode and are hinged to the lower side of the connecting table (13) through hinge shafts; the articulated shaft and the clamping groove (13-1) are arranged at intervals;
the pulling pieces (14-6) are multiple, and the pulling pieces (14-6) are respectively hinged to the upper side of the pulling plate (14-5) through hinge shafts; the other end of the pulling piece (14-6) is hinged on the rotating fluted disc (14-1) through a hinged shaft;
the rotary motor (14-4) is started, so that the rotary gear (14-3) rotates and is meshed with the rotary gear disc (14-1) to drive the rotary gear disc to rotate, the rotary gear disc (14-1) rotates on the upper side of the discharge hopper (15), and the rotary gear disc is guided by the rotation of the rotary wheel (14-2) and the rotary groove (14-1-2); when the rotating fluted disc (14-1) rotates, the pulling piece (14-6) is driven to enable the pulling plate (14-5) to rotate around a hinge point between the pulling plate and the connecting table (13), so that the state of the pulling plate (14-5) is changed, spaces formed among the pulling plates (14-5) are changed, and the flowing of corn seeds is controlled, and when the pulling piece (14-6) on the pulling plate (14-5) is clamped with the clamping groove (13-1), the pulling plates (14-5) are in tight contact, and the corn seeds are limited and supported.
4. The precision seed-metering device for the corn breeding test according to claim 1, characterized in that: the downside of seed metering bed frame (1) be provided with ditching mechanism (16), and ditching mechanism (16) set up in the left side of hopper (15), ditching mechanism (16) contain:
the first telescopic rod (16-1), the first telescopic rod (16-1) is fixed at the bottom of the seed sowing base frame (1), and the first telescopic rod (16-1) is connected with an external power supply;
the telescopic block (16-2), the telescopic block (16-2) is fixed on the output end of the bottom of the first telescopic rod (16-1);
the number of the ditching supports (16-3) is two, the ditching supports (16-3) are arranged in an L-shaped structure, and the two ditching supports (16-3) are fixed at the bottom of the telescopic block (16-2) in a front-back opposite mode;
the ditching support shafts (16-4) are arranged in the horizontal ends of the ditching supports (16-3) in a screwed mode through bearings, and the number of the ditching support shafts (16-4) is two;
the furrow opener (16-5), the furrow opener (16-5) is fixed between the front and the back furrow opening fulcrum shafts (16-4);
two rotary gears (16-6), wherein the two rotary gears (16-6) are respectively sleeved and fixed on the corresponding ditching fulcrum shafts (16-4);
the rotary fulcrum shaft (16-7) is screwed between the vertical ends of the front ditching support and the rear ditching support (16-3) through bearings;
the adjusting motor (16-8), the adjusting motor (16-8) is fixed on the front side of the vertical end of the ditching support (16-3) on the front side, and the adjusting motor (16-8) is connected with an external power supply; the front end of the rotating fulcrum shaft (16-7) passes through the vertical end of the ditching support (16-3) and then is connected with the output shaft of the adjusting motor (16-8);
two adjusting gears (16-9), wherein the two adjusting gears (16-9) are respectively sleeved and fixed on the corresponding rotating fulcrum shafts (16-7) in a front-back symmetrical manner, and the adjusting gears (16-9) and the rotating gears (16-6) on the lower side are in transmission through chains;
the adjusting gear (16-9) is driven to rotate by the adjusting motor (16-8), the rotating gear (16-6) is driven to rotate by the adjusting gear (16-9) through a chain, so that the ditching fulcrum shaft (16-4) is driven to rotate the angle of the ditcher (16-5), the ditcher (16-5) performs ditching operation before seeding on soil, and the height of the ditcher (16-5) is adjusted according to the first telescopic rod (16-1).
5. The precision seed-metering device for the corn breeding test according to claim 1, characterized in that: the downside of seed metering bed frame (1) be provided with fill ditch mechanism (17), and fill ditch mechanism (17) set up in the right side of row hopper (15), fill ditch mechanism (17) contain:
the second telescopic rod (17-1), the second telescopic rod (17-1) is fixed at the bottom of the seed sowing base frame (1), and the second telescopic rod (17-1) is connected with an external power supply;
the connecting strut (17-2), the connecting strut (17-2) is fixed on the bottom telescopic end of the second telescopic rod (17-1);
the pusher (17-3), the said pusher (17-3) is fixed to the bottom of the connecting strut (17-2);
the pusher (17-3) is driven to move downwards by the second telescopic rod (17-1), and when the seed sowing base frame (1) is driven to move, the sowed soil is driven by the pusher (17-3) to cover the sowed corn seeds.
6. The precision seed-metering device for the corn breeding test according to claim 1, characterized in that: the seed dressing support (9) is composed of a stirring rod (9-1) and stirring blades (9-2), the stirring rod (9-1) is fixed on the rotating shaft (8), a plurality of stirring blades (9-2) are symmetrically fixed on the stirring rod (9-1), and the stirring blades (9-2) are sequentially arranged in an increasing mode from inside to outside.
7. The working principle of the precision seed-metering device for the corn breeding test according to claim 1 is characterized in that:
the method comprises the following steps: carrying out seed dressing operation on the corn seeds; corn seeds are transported to the inside of the seed cylinder body (5) from the feed hopper (6), bactericide is scattered into the seed cylinder body (5) from the feed hopper (6), the seed mixing bracket (9) is driven by the seed mixing motor (7) to rotate in the seed cylinder body (5), and the corn seeds and the bactericide are uniformly mixed; before the seed dressing step, the movable plug (11) is supported by the plug body movable mechanism (12), so that the movable plug (11) and the seed cylinder body (5) are integrated, and a sealed environment is formed inside the seed cylinder body (5), thereby carrying out seed dressing operation on the corn seeds;
step two: after the seed dressing operation is finished, the movable plug (11) is moved away from the interior of the seed cylinder body (5) through the plug body movable mechanism (12), so that the uniformly stirred corn seeds are discharged downwards and guided through the seed discharging frame (10);
step three: the displacement of the corn seeds falling in the seed arrangement frame (10) is controlled by the quantity control mechanism (14), so that excessive accumulation of the corn seeds in the falling process is avoided, and only one corn seed can fall each time;
step four: the corn seeds discharged after the amount control are discharged from the discharge hopper (15) and fall on the soil, thereby performing the seeding operation.
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| CN202111455064.7A CN114128456B (en) | 2021-12-01 | 2021-12-01 | A smart volume seed metering ware for maize breeding is experimental |
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| CN202111455064.7A CN114128456B (en) | 2021-12-01 | 2021-12-01 | A smart volume seed metering ware for maize breeding is experimental |
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| CN212573467U (en) * | 2020-05-11 | 2021-02-23 | 熊国能 | Wheat seed dressing device for agricultural planting convenient to add seed dressing agent |
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| CN2636605Y (en) * | 2003-06-26 | 2004-09-01 | 孟爱兴 | Hand seeder for dry farm |
| RU2012136948A (en) * | 2010-11-12 | 2014-03-10 | Маскио Гаспардо С.П.А. | SEED DISTRIBUTOR OF THE PRECISION SEED SEED PLANT AND SEED DISTRIBUTOR CONTAINING SUCH SEED DISTRIBUTOR |
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