CN113196915B - Small-sized seed dynamic tracking reseeding method and device - Google Patents
Small-sized seed dynamic tracking reseeding method and device Download PDFInfo
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- CN113196915B CN113196915B CN202110498790.0A CN202110498790A CN113196915B CN 113196915 B CN113196915 B CN 113196915B CN 202110498790 A CN202110498790 A CN 202110498790A CN 113196915 B CN113196915 B CN 113196915B
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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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Abstract
A method and a device for dynamically tracking and reseeding small-sized seeds comprise: the frame and install the following parts on the frame: testing a seed box; the feeding port of the impeller type seed discharging device is connected with the outlet of the test seed box; the outlet of the fan is connected with the air inlet of the impeller type seed discharging device; the inlet of the conveying pipeline is connected with the air outlet of the impeller type seed discharging device; the inlet of the reseeding device is connected with the outlet of the conveying pipeline; the image recognition system is used for recognizing the position of a seed box of the precision seeder so as to realize the dynamic tracking of small-sized seeds and is arranged on the reseeding device; the transmission device is respectively connected with the impeller type seed discharging device, the fan, the conveying pipeline and the reseeding device; and the control device is used for adjusting the working speed and the reseeding position in real time and is respectively connected with the transmission device and the image recognition system. The invention also provides a small-grain seed dynamic tracking reseeding method of the device.
Description
Technical Field
The invention relates to an agricultural sowing technology, in particular to a small-sized seed dynamic tracking reseeding method and a device.
Background
The small-particle-size seeds refer to seeds with the average diameter of less than or equal to 3mm, and mainly comprise grains, pasture, sesame, partial vegetables, flowers, forestry seeds and other economic crops. The small-particle-size seed crops have various varieties, wide planting areas and continuously improved industrial values in China, play an important role in the crop planting of China, and the crop production is a sunward industry with huge potential and has a very wide development scene.
The improvement of the seeding quality of small-grain-size seeds is a key way for improving the yield of the small-grain-size seeds, the uniformity of field distribution of crop plants can be effectively improved mainly through a precision seeding technology at present, the competition of the plants for soil moisture and nutrients is reduced to the maximum extent, and therefore the yield is greatly improved. Due to the difference and the special characteristics of the small-grain-size seeds, the current-stage reseeding work basically adopts a manual or semi-mechanical mode, is difficult to match the operation progress of a precision seeding machine, cannot ensure high-efficiency and low-loss reseeding, directly influences the working process and efficiency of the machine, has the problems of low production efficiency, high labor intensity, high operation cost and the like, and has become a bottleneck restricting the industrial development of small-grain-size seed crops due to low mechanization degree. Therefore, how to realize the automatic reseeding process is an important research direction for solving the problem of automatic reseeding of the current small-particle-size seeds and improving the operating efficiency and the endurance time of the precision seeder.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method and a device for dynamically tracking and reseeding small-sized seeds suitable for a sowing operation process, aiming at the above defects in the prior art.
In order to achieve the above object, the present invention provides a small-sized seed dynamic tracking reseeding device, which comprises:
a frame;
the test seed box is arranged on the rack;
the impeller type seed discharging device is used for controlling seed discharging speed, is arranged on the rack, and is connected with the outlet of the test seed box;
the fan is used for controlling the conveying speed of seeds and is arranged on the rack, and the outlet of the fan is connected with the air inlet of the impeller type seed discharging device;
the conveying pipeline is used for changing the conveying direction of seeds and is arranged on the rack, and an inlet of the conveying pipeline is connected with an air outlet of the impeller type seed discharging device;
the reseeding device is used for controlling a reseeding position and a reseeding rate, and an inlet of the reseeding device is connected with an outlet of the conveying pipeline;
the image recognition system is used for recognizing the position of a seed box of the precision seeder so as to realize the dynamic tracking of small-sized seeds and is arranged on the reseeding device;
the transmission device is arranged on the rack and is respectively connected with the impeller type seed discharging device, the fan, the conveying pipeline and the reseeding device; and
and the control device is used for adjusting the working speed and the reseeding position in real time, is arranged on the rack and is respectively connected with the transmission device and the image recognition system.
Foretell small-sized seed dynamic tracking reseeding device, wherein, experimental seed case is bent by the steel sheet and is formed an accommodation space, experimental seed case's entry set up in the top of accommodation space, experimental seed case's export set up in the bottom of accommodation space, experimental seed case's bottom sheet metal is greater than the angle of repose of small-sized footpath seed with the contained angle of horizontal direction.
The aforesaid granule seed developments are trailed reseeding device, wherein, impeller formula seed discharge device includes:
the seed discharging shell is characterized in that the middle of the seed discharging shell is provided with a feeding port of the impeller type seed discharging device, the front port of the seed discharging shell is an air inlet of the impeller type seed discharging device, and the rear port of the seed discharging shell is an air outlet of the impeller type seed discharging device; and
the seed discharging mechanism is arranged in the seed discharging shell corresponding to the feeding port of the impeller type seed discharging device and comprises an impeller and a discharging shaft, the discharging shaft is arranged on the rack, and the impeller is arranged on the discharging shaft.
Foretell small-size seed dynamic tracking reseeding device, wherein, pipeline includes the last elbow, vertical pipeline and the lower elbow of connecting gradually, go up the export of elbow with the entry linkage of reseeding device, the import of elbow down with the air outlet of impeller formula device of unloading is connected.
The aforesaid granule seed dynamic tracking reseeding device, wherein, reseeding device includes:
a seed supplementing pipeline;
the reseeding mechanism is arranged on the reseeding pipeline and comprises a reseeding shell and a blade rotating mechanism, and an inlet of the reseeding shell is communicated with the reseeding pipeline; the blade rotating mechanism is arranged in the reseeding shell and comprises blades and a rotating shaft, the rotating shaft is installed on the reseeding shell through a bearing, the blades are installed on the rotating shaft, and the axis of the rotating shaft is perpendicular to the axis of the reseeding shell; and
and the connecting rod adjusting mechanism comprises a rocker and connecting rods, one end of the rocker is symmetrically hinged on the reseeding pipeline and positioned on two sides of the reseeding shell, and the connecting rods are hinged with the other end of the rocker respectively.
Foretell small-size seed dynamic tracking replanting device, wherein, the head end symmetry of connecting rod articulates on reseeding pipe way and be located the both sides of first reseeding casing, and is adjacent the length proportion of rocking bar is 1: 2.
the small-sized seed dynamic tracking reseeding device is characterized in that a sliding rail is arranged on the inner side of the reseeding shell, and rubber sheets are arranged at the edges of the blades and the impeller.
The small-sized seed dynamic tracking reseeding device is characterized in that the fan is mounted on the rack through a fan bracket, the outlet of the fan is connected with the air inlet of the impeller type seed discharging device through a bolt, and the minimum air flow velocity v generated by the fana＝kvfWhere k is an empirical coefficient, vfThe suspension speed of the small-particle size seeds.
The small-particle seed dynamic tracking reseeding device comprises a transmission device, a seed discharging transmission mechanism, a fan motor, a rotary flange motor, a connecting rod adjusting motor and a blade rotating motor, wherein the seed discharging transmission mechanism comprises a seed discharging motor, a seed discharging chain wheel and a seed discharging speed reducer; the fan motor is connected with the fan; the rotary flange motor is arranged on the conveying pipeline; the connecting rod adjusting motor is connected with the rocker; the blade rotating motor is connected to the rotating shaft.
In order to better achieve the above object, the present invention further provides a method for dynamically tracking and reseeding small-sized seeds, wherein the method comprises the following steps:
s100, an image recognition system recognizes the position of a seed box of the precision seeder, and a conveying pipeline drives a connecting rod adjusting mechanism and a rotary flange to move under the action of a rotary flange motor and a connecting rod adjusting motor, so that a seed supplementing device is in butt joint with the seed box of the precision seeder;
s200, storing seeds in a test seed box, and allowing the seeds to enter a seed discharging shell under the rotating action of an impeller type seed discharging device;
s300, blowing the seeds in the unloading shell to a seed supplementing device along a conveying pipeline by a fan;
s400, collecting seeds in a seed collecting cavity of the reseeding device along each outlet of the reseeding shell under the action of the strength and the self gravity of the fan;
s500, after each seed collecting cavity is filled with seeds, the seeds are uniformly supplemented into each seed box of the precision seeding machine under the action of a blade rotating mechanism; and
and S600, after the seed box of the precision seeding machine is filled, stopping the transmission device to work, and waiting for entering the next working cycle.
The invention has the technical effects that:
the automatic reseeding device is reasonable in layout, can fundamentally solve the problems of low automatic reseeding efficiency, high labor intensity, high operation cost and the like of small-particle-size seeds, realizes dynamic tracking of the small-particle seeds and automatic reseeding with high efficiency and low loss, and effectively matches the operation progress of a precision seeder. Wherein, the damage rate of the seeds is greatly reduced by adopting a pneumatic conveying mode; the impeller type seed discharging device can discharge seeds at a uniform flow rate, so that the problem of blockage is avoided, and the seed supplementing efficiency is improved; the image recognition system recognizes the position of the seed box, drives the connecting rod adjusting mechanism and the rotary flange to move, realizes the dynamic tracking of small-sized seeds, ensures that the seed supplementing device is butted with the seed box of the precision seeding machine, and evenly supplements the seeds into each seed box of the precision seeding machine under the action of the blade rotating mechanism, thereby improving the seed supplementing uniformity, realizing the variable seed supplementing and effectively matching the operation progress of the precision seeding machine.
The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.
Drawings
Fig. 1 is a schematic structural diagram of a small-sized seed dynamic tracking reseeding device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a test box structure according to an embodiment of the present invention;
FIG. 3 is a schematic view of an impeller type seed discharging device according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a conveying pipeline according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a reseeding device according to an embodiment of the present invention;
FIG. 6 is a schematic view of a reseeding mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of a link adjustment mechanism according to an embodiment of the present invention;
fig. 8 is a schematic diagram of an image recognition system according to an embodiment of the invention.
Wherein, the reference numbers:
1 machine frame
2 blower fan
3 Transmission device
4 test box
5 impeller type seed discharging device
51 unload the shell
52 unload the organization
6 control device
7 conveying pipeline
71 lower elbow
72 vertical pipe
73 upper elbow
8 image recognition system
81 Industrial camera
82 data acquisition unit
9 reseeding device
91 reseeding mechanism
911 blade rotating mechanism
912 reseeding shell
92 link rod regulating mechanism
921 rocking bar
922 connecting rod
93 reseeding pipeline
10 case
Detailed Description
The structural and operational principles of the present invention are described in detail below with reference to the accompanying drawings:
referring to fig. 1, fig. 1 is a schematic structural diagram of a small-sized seed dynamic tracking reseeding device according to an embodiment of the present invention. The small-particle seed dynamic tracking reseeding device can realize the dynamic tracking of small-particle seeds, improve the automatic reseeding efficiency, ensure the integrity of the seeds, greatly reduce the labor intensity and the operation cost, effectively match the operation progress of a precision seeder, and improve the operation efficiency and the endurance time of the precision seeder. This granule seed dynamic tracking reseeding device includes: a frame 1; the test box 4 is arranged on the rack 1; the impeller type seed discharging device 5 is used for controlling seed discharging speed, is arranged on the rack 1 and is positioned below the test seed box 4, and a feeding port of the impeller type seed discharging device 5 is connected with an outlet of the test seed box 4; a fan 2 for controlling the seed conveying speed and mounted on the frame 1, the outlet of the fan 2 is connected with the air inlet of the impeller type seed discharging device 5, the fan 2 is mounted on the frame 1 through a fan bracket, the outlet of the fan 2 is connected with the air inlet of the impeller type seed discharging device 5 through a bolt, and the minimum air flow speed v generated by the fan 2a＝kvfWherein k is an empirical coefficient, vfIs small grain sizeThe suspension velocity of the seed; the conveying pipeline 7 is used for changing the conveying direction of seeds and is arranged on the rack 1, and an inlet of the conveying pipeline 7 is connected with an air outlet of the impeller type seed discharging device 5; the reseeding device 9 is used for controlling the reseeding position and the reseeding rate, and an inlet of the reseeding device 9 is connected with an outlet of the conveying pipeline 7; the image recognition system 8 is used for recognizing the position of a seed box 10 of the precision seeder so as to realize the dynamic tracking of small-sized seeds and is arranged on the reseeding device 9; the transmission device 3 is arranged on the frame 1 and is respectively connected with the impeller type seed discharging device 5, the fan 2, the conveying pipeline 7 and the reseeding device 9; and the control device 6 is used for adjusting the working speed and the reseeding position in real time, is arranged on the rack 1, is respectively connected with the transmission device 3 and the image recognition system 8, and can adjust the working speed of the impeller seed discharging motor, the fan motor, the rotary flange motor, the connecting rod adjusting motor and the blade rotating motor and the position of the reseeding mechanism 91 in real time through a display screen.
The transmission device 3 is used for realizing the motion of each mechanism and comprises an impeller type seed discharging transmission mechanism, a fan motor, a rotating flange motor, a connecting rod adjusting motor and a blade rotating motor, wherein the impeller type seed discharging transmission mechanism comprises an impeller seed discharging motor, an impeller seed discharging chain wheel and an impeller seed discharging speed reducer; the fan motor is connected with the fan 2, transmits power to the fan 2 and is arranged on the fan bracket through a bolt; the rotary flange motor is arranged on the conveying pipeline 7, specifically, the rotary flange motor is connected with the rotary flange, power is transmitted to the rotary flange through a gear, and the rotary flange motor is arranged on a rotary flange mounting plate through bolts and is fixed on the conveying pipeline 7 through the bolts; the connecting rod adjusting motor is connected with the rocker 921, transmits power to the rocker 921 and is installed on the reseeding shell 912 through a connecting rod adjusting installation plate; the blade rotating motor is connected with the rotating shaft, transmits power to the rotating shaft, is arranged on the reseeding shell 912 through a bearing, is connected with the blade rotating mounting plate and is respectively fixed on each reseeding shell 912 through bolts.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a test seed box 4 according to an embodiment of the present invention. This embodiment experimental seed case 4 is bent by the steel sheet and is formed an accommodation space, experimental seed case 4's entry set up in the top of accommodation space, experimental seed case 4's export set up in the bottom of accommodation space, experimental seed case 4's bottom sheet metal is greater than the angle of repose of small-grain diameter seed with the contained angle of horizontal direction to guarantee that the seed accuracy falls into impeller formula and unload kind of device 5.
Referring to fig. 3, fig. 3 is a schematic structural view of an impeller type seed discharging device 5 according to an embodiment of the invention. The impeller type seed discharging device 5 of the embodiment comprises: a seed discharging shell 51, wherein the middle part of the seed discharging shell 51 is provided with a feeding port of the impeller type seed discharging device 5, the front port of the seed discharging shell 51 is an air inlet of the impeller type seed discharging device 5, and the rear port of the seed discharging shell 51 is an air outlet of the impeller type seed discharging device 5; and a seed discharging mechanism 52 which is arranged in the seed discharging shell 51 corresponding to the feeding port of the impeller type seed discharging device 5, wherein the seed discharging mechanism 52 comprises an impeller and a discharging shaft, the discharging shaft is arranged on the rack 1, and the impeller is arranged on the discharging shaft.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a conveying pipeline 7 according to an embodiment of the present invention. In this embodiment, the conveying pipeline 7 includes an upper elbow 73, a vertical pipeline 72 and a lower elbow 71 which are connected in sequence, an outlet of the upper elbow 73 is connected with an inlet of the reseeding device 9, and an inlet of the lower elbow 71 is connected with an air outlet of the impeller type seed discharging device 5. The inlet of the lower elbow 71 is connected with the vertical pipeline 72 through a bolt pipe clamp; an inlet of the vertical pipeline 72 is connected with an outlet of the lower elbow 71 through a rotating flange; the inlet of the upper elbow 73 is connected to the outlet of the vertical pipe 72 by a bolt and tube clamp.
Referring to fig. 5-7, fig. 5 is a schematic structural view of a seed replenishing device 9 according to an embodiment of the present invention, fig. 6 is a schematic structural view of a seed replenishing mechanism 91 according to an embodiment of the present invention, and fig. 7 is a schematic structural view of a link adjusting mechanism 92 according to an embodiment of the present invention. The reseeding device 9 of the embodiment includes: the inlet of the reseeding pipeline 93 is connected with the outlet of the upper elbow 73 through a bolt pipe clamp, and the inlet and the outlet of the multiple sections of reseeding pipelines 93 can be respectively connected with the inlet and the outlet of the adjacent reseeding pipeline 93 through spiral pipe clamps; the number of the reseeding mechanisms 91 is determined by the number of seed boxes 10 of the precision seeding machine, and can be increased or decreased, and the number of the reseeding mechanisms 91 is 4 in the embodiment as an example. The reseeding mechanism 91 comprises a reseeding shell 912 and a blade rotating mechanism 911, and an inlet of the reseeding shell 912 is communicated with the reseeding pipeline 93; the blade rotating mechanism 911 is arranged in the reseeding shell 912, the blade rotating mechanism 911 comprises a blade and a rotating shaft, the rotating shaft is mounted on the reseeding shell 912 through a bearing, the blade is mounted on the rotating shaft, and the axis of the rotating shaft is perpendicular to the axis of the reseeding shell 912; and the connecting rod adjusting mechanism 92 comprises a rocker 921 and a connecting rod 922, one end of the rocker 921 is symmetrically hinged on the reseeding pipeline 93 and located on two sides of the reseeding shell 912, and the connecting rod 922 is hinged with the other end of the rocker 921 respectively. The head ends of the connecting rods 922 are symmetrically hinged to the reseeding pipelines 93 and located on two sides of the first reseeding shell 912, and the length (from outside to inside) proportion of the adjacent rocking rods 921 is preferably 1: 2. the inner side of the reseeding shell 912 can be provided with a slide rail, and the edges of the blades and the impeller can be provided with rubber sheets.
Referring to fig. 8, fig. 8 is a schematic diagram of a connected image recognition system 8 according to an embodiment of the present invention. The image recognition system 8 of the present embodiment, the seed box 10 of the precision seeder based on the structural environment background has obvious color and geometric features, and the image processing method is used to detect and calculate the position information of the seed box 10, output the comprehensive result, complete the butt joint of the seed box 10 and the reseeding mechanism 91, and realize the dynamic tracking of small-sized seeds. The image recognition system 8 can comprise an industrial camera 81 and a data collector 82, wherein the industrial camera 81 detects the position information of the seed box 10, is fixedly arranged on the reseeding shell 912 and is connected with the data collector 82; the data acquisition unit 82 acquires the position information of the seed box 10, and transmits the acquired data information to the control device 6 through the USB interface.
The invention relates to a small-sized seed dynamic tracking reseeding method, which comprises the following steps:
step S100, the image recognition system 8 recognizes the position of a seed box 10 of the precision seeder, and the conveying pipeline 7 drives the connecting rod adjusting mechanism 92 and the rotary flange to move under the action of the rotary flange motor and the connecting rod adjusting motor, so that the seed supplementing device 9 is butted with the seed box 10 of the precision seeder;
s200, storing seeds in a test seed box 4, and allowing the seeds to enter a seed discharging shell 51 under the rotating action of an impeller type seed discharging device 5;
step S300, under the action of the air force of the fan 2, the fan 2 blows the seeds in the unloading shell 51 to the reseeding device 9 along the conveying pipeline 7;
s400, collecting seeds in a seed collecting cavity of the seed supplementing device 9 along an outlet of each seed supplementing shell 912 under the action of the strength and the self gravity of the fan 2;
step S500, after each seed collecting cavity is filled with seeds, the seeds are uniformly fed into each seed box 10 of the precision seeding machine under the action of the blade rotating mechanism 911; and
and S600, after the seed box 10 of the precision seeding machine is filled, stopping the transmission device 3 to wait for entering the next working cycle.
In the working process, the working speeds of an impeller seed discharging motor, a fan motor, a rotary flange motor, a connecting rod adjusting motor and a blade rotating motor are adjusted through a control device 6, when all transmission devices 3 move stably, the position information and the output result detected by an image recognition system 8 drive a connecting rod adjusting mechanism 92 and a rotary flange to move through adjusting the rotary flange motor and the connecting rod adjusting motor, so that a seed supplementing device 9 is butted with a seed box 10 of a precision seeder, and the dynamic tracking of small-sized seeds is realized; seeds are poured into the test seed box 4 and stored, the power of the impeller seed unloading motor is transmitted to the seed unloading shaft through the impeller seed unloading chain wheel to drive the seed unloading mechanism 52 to do rotary motion, the seeds are evenly unloaded to the feeding port of the impeller seed unloading device 5, then the power is transmitted to the fan 2 through the motor of the fan 2, the positive pressure air flow generated by the positive pressure air flow enters from the front port of the seed unloading shell 51, the seeds come out from the rear port of the seed unloading shell 51 under the action of the air flow and enter the reseeding device 9 along the direction of the conveying pipeline 7, then the seeds are collected in the seed collecting cavity along the outlet of each reseeding shell 912 under the action of the air force and the self gravity of the fan 2, when the seed collecting cavity is filled with the seeds, the blade rotating motor drives the blade rotating mechanism 911 to do rotary motion at a constant speed to replenish the seeds to each seed box 10 of the precision seeder to finish reseeding work, and realizing variable reseeding.
The automatic small-grain seed reseeding device is reasonable in layout, can fundamentally solve the problems of low small-grain-size seed reseeding efficiency, high labor intensity, high operation cost and the like, realizes high-efficiency low-loss automatic reseeding and small-grain seed dynamic tracking, and effectively matches the operation progress of the precision seeder. Wherein, the mode of pneumatic transmission is adopted, thus greatly reducing the damage rate of seeds; the impeller type seed discharging device 5 can convey seeds into the conveying pipeline 7 at a uniform flow rate, and control the seed discharging speed, so that the problem of blockage is avoided, and the seed supplementing efficiency is improved; the image recognition system 8 recognizes the position of the seed box 10, drives the connecting rod adjusting mechanism 92 and the rotary flange to move, ensures that the seed supplementing mechanism 91 is butted with the seed box 10 of the precision seeder, realizes the dynamic tracking of small-sized seeds, and evenly supplements the seeds to each seed box 10 of the precision seeder under the action of the blade rotating mechanism 911, thereby improving the seed supplementing uniformity, realizing the variable seed supplementing and effectively matching the operation progress of the precision seeder.
The present invention is capable of other embodiments, and various changes and modifications can be made by one skilled in the art without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a granule seed dynamic tracking reseeding device which characterized in that includes:
a frame;
the test box is arranged on the rack;
the impeller type seed discharging device is used for controlling seed discharging speed and is arranged on the rack, and a feeding port of the impeller type seed discharging device is connected with an outlet of the test seed box;
the fan is used for controlling the conveying speed of seeds and is arranged on the rack, and the outlet of the fan is connected with the air inlet of the impeller type seed discharging device;
the conveying pipeline is used for changing the conveying direction of seeds and is arranged on the rack, and an inlet of the conveying pipeline is connected with an air outlet of the impeller type seed discharging device;
the reseeding device is used for controlling a reseeding position and a reseeding rate, and an inlet of the reseeding device is connected with an outlet of the conveying pipeline;
the image recognition system is used for recognizing the position of a seed box of the precision seeder so as to realize the dynamic tracking of small-sized seeds and is arranged on the reseeding device;
the transmission device is arranged on the rack and is respectively connected with the impeller type seed discharging device, the fan, the conveying pipeline and the reseeding device; and
the control device is used for adjusting the working speed and the reseeding position in real time, is arranged on the rack and is respectively connected with the transmission device and the image recognition system;
wherein, the reseeding device includes:
a seed supplementing pipeline;
the reseeding mechanism is arranged on the reseeding pipeline and comprises a reseeding shell and a blade rotating mechanism, and an inlet of the reseeding shell is communicated with the reseeding pipeline; the blade rotating mechanism is arranged in the reseeding shell and comprises blades and a rotating shaft, the rotating shaft is installed on the reseeding shell through a bearing, the blades are installed on the rotating shaft, and the axis of the rotating shaft is perpendicular to the axis of the reseeding shell; and
and the connecting rod adjusting mechanism comprises a rocker and connecting rods, one end of the rocker is symmetrically hinged on the reseeding pipeline and positioned on two sides of the reseeding shell respectively, and the connecting rods are hinged with the other end of the rocker respectively.
2. The small-particle seed dynamic tracking reseeding device according to claim 1, characterized in that the test seed box is bent from a steel plate to form an accommodating space, the inlet of the test seed box is arranged at the top end of the accommodating space, the outlet of the test seed box is arranged at the bottom end of the accommodating space, and the included angle between the bottom thin plate of the test seed box and the horizontal direction is greater than the angle of repose of the small-particle seed.
3. The small-sized seed dynamic tracking reseeding device according to claim 1 or 2, wherein the impeller type reseeding device comprises:
the seed discharging shell is characterized in that the middle of the seed discharging shell is provided with a feeding port of the impeller type seed discharging device, the front port of the seed discharging shell is an air inlet of the impeller type seed discharging device, and the rear port of the seed discharging shell is an air outlet of the impeller type seed discharging device; and
the seed discharging mechanism is arranged in the seed discharging shell corresponding to the feeding port of the impeller type seed discharging device and comprises an impeller and a discharging shaft, the discharging shaft is arranged on the rack, and the impeller is arranged on the discharging shaft.
4. The small-sized seed dynamic tracking reseeding device as claimed in claim 1 or 2, wherein the conveying pipeline comprises an upper elbow, a vertical pipeline and a lower elbow which are connected in sequence, the outlet of the upper elbow is connected with the inlet of the reseeding device, and the inlet of the lower elbow is connected with the air outlet of the impeller type reseeding device.
5. The small-sized seed dynamic tracking reseeding device as claimed in claim 1, wherein the head ends of the connecting rods are symmetrically hinged on the reseeding pipeline and located on both sides of the first reseeding shell, and the length ratio of the adjacent rocking rods is 1: 2.
6. the dynamic tracking reseeding device for small-sized seeds as claimed in claim 1, wherein the inner side of the reseeding casing is provided with slide rails, and the edges of the blades and the impeller are provided with rubber sheets.
7. The small-sized seed dynamic tracking reseeding device as claimed in claim 1 or 2, characterized in that the fan is mounted on the rack through a fan bracket, the outlet of the fan is connected with the air inlet of the impeller-type seed discharging device through a bolt, and the minimum air velocity v generated by the fana＝kvfWherein k is an empirical coefficient, vfThe suspension speed of the small-particle size seeds.
8. The small-sized seed dynamic tracking reseeding device as claimed in claim 1, wherein the transmission device comprises an impeller-type seed discharge transmission mechanism, a fan motor, a rotary flange motor, a connecting rod adjusting motor and a blade rotating motor, the impeller-type seed discharge transmission mechanism comprises an impeller seed discharge motor, an impeller seed discharge chain wheel and an impeller seed discharge speed reducer, and the impeller seed discharge motor is respectively connected with the impeller seed discharge chain wheel and the impeller seed discharge speed reducer; the fan motor is connected with the fan; the rotary flange motor is arranged on the conveying pipeline; the connecting rod adjusting motor is connected with the rocker; the blade rotating motor is connected to the rotating shaft.
9. A small-sized seed dynamic tracking reseeding method, characterized in that the small-sized seed dynamic tracking reseeding device of any one of the preceding claims 1 to 8 is used for reseeding, comprising the following steps:
s100, identifying the position of a seed box of the precision seeder by an image identification system, and driving a connecting rod adjusting mechanism and a rotary flange to move by a conveying pipeline under the action of a rotary flange motor and a connecting rod adjusting motor so as to enable a seed supplementing device to be in butt joint with the seed box of the precision seeder;
s200, storing seeds in a test seed box, and allowing the seeds to enter a seed discharging shell under the rotating action of an impeller type seed discharging device;
s300, blowing the seeds in the unloading shell to a seed supplementing device along a conveying pipeline by a fan;
s400, collecting seeds in a seed collecting cavity of the reseeding device along each outlet of the reseeding shell under the action of the strength and the self gravity of the fan;
s500, after each seed collecting cavity is filled with seeds, the seeds are uniformly supplemented into each seed box of the precision seeding machine under the action of a blade rotating mechanism; and
s600, after the seed box of the precision seeding machine is filled, stopping the transmission device to wait for entering the next working cycle.
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| CN202110498790.0A CN113196915B (en) | 2021-05-08 | 2021-05-08 | Small-sized seed dynamic tracking reseeding method and device |
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| CN202110498790.0A CN113196915B (en) | 2021-05-08 | 2021-05-08 | Small-sized seed dynamic tracking reseeding method and device |
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| CN113196915B true CN113196915B (en) | 2022-07-22 |
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|---|---|---|---|---|
| DE102013008708A1 (en) * | 2013-05-22 | 2014-11-27 | Alois Pöttinger Maschinenfabrik Ges.m.b.H. | seeder |
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| CN112492933A (en) * | 2020-12-17 | 2021-03-16 | 江西农业大学 | Seed box supply device and direct seeding machine |
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