CN103004334B - Full automatic plot precision sowing machine and its controlling method - Google Patents
Full automatic plot precision sowing machine and its controlling method Download PDFInfo
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- CN103004334B CN103004334B CN201210563185.8A CN201210563185A CN103004334B CN 103004334 B CN103004334 B CN 103004334B CN 201210563185 A CN201210563185 A CN 201210563185A CN 103004334 B CN103004334 B CN 103004334B
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Abstract
The invention relates to the field of agriculture planting mechanical equipment, in particular to a full automatic plot precision sowing machine and a control method thereof, which comprises a machine frame, land wheels, a working platform, a seed supplying device, an electric control device, a blower, seed sowing mechanisms, and seed discharging pipes. The land wheels are mounted on the two sides of the machine frame, the working platform is mounted at the upper end of the machine frame, the seed supplying device is fixed at the upper part of the working platform, the electric control device and the blower are mounted on the machine frame, the seed sowing mechanisms are fixedly connected to the lower end of the machine frame, and the lower end of the seed supplying device is connected with the seed sowing mechanisms through the seed discharging pipes. When in operation, the sowing machine can complete precision sowing tasks of different areas through simple operations during the advancing process of the complete machine; the sowing machine has high automation degree and high sowing efficiency, can ensure the planting distance and line spacing, realizes precision sowing, and fully meets the sowing operation requirements of breeding experiment plots during the process of crop new species cultivation.
Description
Technical field
The present invention relates to community precision sower and the control method thereof of a kind of field of agricultural cultivation plant equipment, particularly a kind of full-automation.
Background technology
In new crop varieties cultivating process, the selection experiment community that frequent needs are a large amount of, the seeding operation of hillslope processes is a most important link in whole selection experiment process, with regard to present circumstances, the process that most domestic scientific research institution carries out cell breeding is all adopt artificial seeding, and workload is very large, and labour intensity is high, and biological engineering may seeding quantity and sowing depth uneven, directly have influence on the effect of selection experiment; Some scientific research institution carries out the plant planter that cell breeding adopts oneself research and development, although it can realize the function of community sowing, but be all drilling structure, simply can only ensure line-spacing, and precision drilling function cannot be realized, both cannot realize the seed sowing fixed qty, fixing spacing in the rows in community.
For the research and development of community precision sower in order to cultivate new varieties and carry out the field experiments such as comparative variety trial and design, use community precision sower to sow, its seeding quantity and sowing depth can uniformities, improve the accuracy of test; Community precision sower is different from common plant planter, and it has special requirement such as in the sowing region of regulation, can only sow the seed of same kind, and must ensure spacing in the rows, line-spacing; After a region sowing terminates, thoroughly must clear up the residual seed of seeder inside, avoid causing impurity of seeds; Needs can be applicable to dissimilar planting seed etc., and our starting point is exactly to develop the higher community precision sower of a automaticity that can meet this type of specific demand.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of community precision sower of full-automation of integrated Mechatronic control system, it achieves in the process of advancing at equipment and passes through shirtsleeve operation, the task of zones of different precision drilling can be completed, this sower automaticity is high, and spacing in the rows, line-spacing can be ensured, only need during operation to be manually positioned over after in fixed container by the seed that needs are sowed, other work is provided with by control panel.
For solving the problems of the technologies described above, the present invention realizes as follows: the community precision sower of a kind of full-automation of the present invention comprises frame, be installed on the land wheel of frame both sides, be installed on the workbench of frame upper end, be fixed on supplying above workbench and plant a device, be installed on the electric control gear in frame and blower fan, be fixedly connected on the sowing mechanism of frame lower end, the described lower end for kind of device is connected with sowing mechanism by discharging tube, it is characterized in that:
Described kind of the device that supplies comprises the wheeled seed sorting mechanism of the honeycomb be installed in frame and cartridge-type seed sorting mechanism; The wheeled seed sorting mechanism of described honeycomb is divided into and is independently divided kind of a chamber, and each point of kind chamber is equipped with grain tube interface, and grain tube interface enters kind of a mouth by grain tube with the seeding unit being connected to frame lower end sowing mechanism and is connected; Described cartridge-type seed sorting mechanism comprises kind of a box, for driving kind of the kind box drive motors of box motion and the kind box recycling pallet for returning seed collecting box, the end of cartridge-type seed sorting mechanism is provided with chamber of independently sowing, the sow lower end in chamber is provided with grain tube interface, and grain tube interface enters kind of a mouth by grain tube with the seeding unit being connected to frame lower end sowing mechanism and is connected;
Described sowing mechanism comprises plough, seeding unit, seeding motor, surface dust suppression mechanism and plants disposable box clearly; Described seeding unit comprises without planting chamber, having kind of chamber and seeding disk; Describedly to be separated by seeding disk with having between kind of chamber without planting chamber; Described seeding disk is provided with suction hole; Describedly to be provided with without planting chamber air intake duct interface without planting chamber, to have kind of a chamber to be provided with seeding unit and entering kind of mouth and seeding unit plants mouth clearly; Described seeding unit enters kind of a mouth place and is provided with the automatically controlled gate of planting mouth; The clutch end of described seeding motor is fixedly connected with seeding disc centre, drives seeding disk rotational; Described clear kind of disposable box comprises box body, collection box air intake duct, seed recovery tube and separate mesh, and tray interior is divided into suction muffler and clear plants recycling cavity two chambeies by separate mesh, and collection box air intake duct is communicated with suction muffler, and seed recovery tube is planted recycling cavity be communicated with clear;
The inlet scoop of described blower fan is connected without planting chamber air intake duct interface with on seeding unit by aspiration channel, and the inlet scoop of blower fan and seeding unit are provided with automatically controlled sowing valve without planting between the air intake duct interface of chamber; The inlet scoop of described blower fan by aspiration channel with plants collection box air intake duct in disposable box clearly and is connected, inlet scoop and clear the kind in disposable box of blower fan are provided with automatically controlled clear kind of valve between collection box air intake duct; In clear kind of disposable box, seed recovery tube is planted clearly mouth with seeding unit on seeding unit be connected by clear pipe of planting;
Described electric control gear comprises the control system of electric cabinet, broadcast leakage monitoring device, operation bench and operation bench inside; Described control system with plant box drive motors and form and electrically connect, control the rotating of kind box drive motors; Described control system and seeding motor form and electrically connect, and control seeding electric machine rotation; The velocity sensor that described control system and land wheel are arranged forms and electrically connects, for monitoring complete machine operating rate, and by calculating the travel distance of complete machine; Described control system, by monitoring complete machine operating rate, controls the velocity of rotation of seeding motor; Described control system and seeding unit enter the automatically controlled gate of planting mouth that kind of mouth place arranges and form and electrically connect, for controlling the switch of the automatically controlled gate of planting mouth; Described control system and automatically controlled sowing valve, automatically controlled clear kind of valve form and electrically connect, for controlling the switch of automatically controlled sowing valve and automatically controlled clear kind of valve; Described control system and broadcast leakage monitoring device form and electrically connect, and broadcast leakage information can be shown on operation bench.
Described blower fan is provided with manometer, for Real-Time Monitoring blower interior air pressure.
Described seeding motor is fixedly connected in sowing mechanism frame by electric machine support.
Described clear kind of disposable box is connected in sowing mechanism frame by support.
Described sowing mechanism is provided with profiling linkage, the profiling of sowing single file can be realized.
Described seeding motor adopts stepper motor.
Described kind of box drive motors adopts stepper motor.
In the seeding process of real cell, first should according to the method for field experiment, determine the sowing length of community, the spacing distance of each sowing minizone, the distance value of sowing original position and first community, spacing in the rows value and leading value, arrange according to the community precision sower of the every numerical value determined to full-automation of the present invention, wherein line-spacing has come by adjusting the installation site of each sowing mechanism in frame, other numerical value comprises the sowing length of community, the spacing distance of each sowing minizone, distance value and the spacing in the rows value of sowing original position and first community must first be input in the control system of operation bench inside by operation bench, calculated by control system and ensure that the numerical value sowed according to setting carries out.
When starting sowing program, just start seeding disk and also there is no absorbed seed, when automatically controlled sowing valve open, the inlet scoop connecting blower fan without kind chamber of seeding unit, when the clutch end of seeding motor drives seeding disk rotational, the seed in kind of chamber that has of seeding unit will the seeding disk that be adsorbed onto of a grain be provided with suction hole place, after seeding disk rotational one week, can think that the suction hole of seeding disk is covered with seed, the driving tachometer value of seeding disk rotational first lap, the i.e. velocity of rotation value of the clutch end of seeding motor, need to be input in the control system of operation bench inside by operation bench, this drives tachometer value can carry out different settings according to the difference of seed size, because the absorption affinity of the seed varied in size suffered by it can be different, excessive velocities can cause seeding disk to adsorb incessantly seed, cause broadcast leakage.At seeding time, must ensure when sower arrive effectively sowing region time, make seeding disk just in time rotate one week and be covered with seed, one when entering effective territory, sowing division, namely starts to sow; Be covered with seed if crossed as far back as seeding disk, sower can be caused also not enter territory, effective sowing division, just have seed in seeding unit and land; If when sower enters effective territory, sowing division, seeding disk is not also covered with seed, broadcast leakage phenomenon will be caused to occur, be also the crucial part of process control of the present invention herein.
Be applicable to the control method on full-automatic community precision sower, it is characterized in that, comprise following rate-determining steps:
1) ready seed is put into for kind of a device, and operation bench by the spacing distance M of the sowing length L of community, each sowing minizone, sowing original position and first sows distance value N, spacing in the rows S and the seeding disk rotational first lap fabric of community time driving tachometer value n (revolutions per second) input control system;
2) starting device, sower enters normal transport condition, and blower fan is opened, control system timing, and the velocity sensor monitoring complete machine gait of march v by land wheel is arranged, by can be calculated the travel distance L of complete machine
1;
3) start for kind of a device, the seed of the first sowing community arrives seeding unit when entering the automatically controlled gate of planting mouth that kind of mouth place arranges, the automatically controlled gate of control planting mouth is opened by control system, the seed of the first sowing community has kind of a chamber by what fall into seeding unit, and control system will close the automatically controlled gate of planting mouth; Again start for kind of a device, the second seed arrival seeding unit sowing community enters the automatically controlled gate of planting mouth that kind of mouth place is arranged;
4) time by can be calculated seeding disk rotational first lap fabric, the required time is 1/n (second), as complete machine travel distance L
1during=N-v/n, control system will open automatically controlled sowing valve, the inlet scoop connecting blower fan without kind chamber of seeding unit, and drive seeding motor to work with driving tachometer value n (revolutions per second) set, after seeding disk rotational first lap is booked seed, complete machine enters the first sowing community;
5), after entering the first sowing community, control system will realize seeding motor speed and velocity sensor by servo antrol, and to monitor complete machine gait of march v synchronous, thus ensure the setting value S of spacing in the rows;
6) when control system calculates the travel distance L of complete machine
1during=N+L, first sowing community sowing terminates, complete machine enters the first sowing community and second and sows community intervallum between community, control system will close automatically controlled sowing valve, and open automatically controlled clear kind of valve, the inlet scoop of blower fan with plants collection box air intake duct in disposable box clearly and is communicated with, the residue seed in kind of chamber that has of seeding unit will be drawn to clearly in kind disposable box, and kind of the chamber that has of seeding unit is cleared;
7) the automatically controlled gate of control planting mouth is opened by control system, and the seed of the second sowing community has kind of a chamber by what fall into seeding unit, and control system will close the automatically controlled gate of planting mouth; Start for kind of a device, the 3rd seed arrival seeding unit sowing community enters the automatically controlled gate of planting mouth that kind of mouth place is arranged;
8) the required during seeding disk rotational first lap fabric time is 1/n (second), as complete machine travel distance L
1during=N+L+M-v/n, control system will open automatically controlled sowing valve, the inlet scoop connecting blower fan without kind chamber of seeding unit, and drive seeding motor to work with driving tachometer value n (revolutions per second) set, after seeding disk rotational first lap is booked seed, complete machine enters the second sowing community;
9) according to step 5) carry out in the second sowing community sowing.
Good effect of the present invention: the community precision sower of a kind of full-automation of the present invention, shirtsleeve operation is passed through in the process of advancing, the task of zones of different precision drilling can be completed, this sower automaticity is all very high with sowing efficiency, and can be good at ensureing spacing in the rows, line-spacing, achieve precision drilling, meet the demand of selection experiment community seeding operation in new crop varieties cultivating process completely, have very large market prospects.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is overall structure schematic diagram a of the present invention
Fig. 2 is overall structure schematic diagram b of the present invention
Fig. 3 is the structural representation of sowing mechanism of the present invention
Fig. 4 is the structural representation of feed mechanism of the present invention
Fig. 5 is the structural representation of clear kind of disposable box of the present invention
Fig. 6 is the detonation configuration schematic diagram of feed mechanism of the present invention
Fig. 7 is the structural representation that pipeline of the present invention connects
The schematic diagram in sowing region when Fig. 8 is sowing
In figure,
1 honeycomb wheeled seed sorting mechanism 2 cartridge-type seed sorting mechanism 3 frame
4 electric cabinet 5 land wheel 6 blower fans
7 sowing mechanism 8 kinds box recycling pallet 9 seeding motors
Disposable box 12 seeding disk planted clearly by 10 seeding units 11
13 plant clearly mouth 15 seed recovery tube without planting chamber air intake duct interface 14 seeding unit
16 separate meshes 17 plant clearly recycling cavity 18 without kind of a chamber
19 have the automatically controlled sowing valve of kind of chamber 20 aspiration channel 21
22 automatically controlled clear kind of valve 23 collection box air intake duct 24 profiling linkages
25 electric machine support 26 box body 27 suction mufflers
28 plant pipe clearly
Embodiment
As shown in Figure 1 and Figure 2, the community precision sower of a kind of full-automation of the present invention comprises frame (3), be installed on the land wheel (5) of frame (3) both sides, be installed on the workbench of frame (3) upper end, be fixed on supplying above workbench and plant a device, be installed on the electric control gear in frame (3) and blower fan (6), be fixedly connected on the sowing mechanism (7) of frame (3) lower end, the described lower end for kind of device is connected with sowing mechanism (7) by discharging tube, it is characterized in that:
Described comprising for kind of device is installed on the wheeled seed sorting mechanism of honeycomb (1) in frame (3) and cartridge-type seed sorting mechanism (2); The wheeled seed sorting mechanism of described honeycomb (1) is divided into and is independently divided kind of a chamber, each point of kind chamber is equipped with grain tube interface, and grain tube interface enters kind of a mouth by grain tube with the seeding unit being connected to frame (3) lower end sowing mechanism (7) and is connected; Described cartridge-type seed sorting mechanism (2) comprises kind of a box, for driving kind of the kind box drive motors of box motion and the kind box recycling pallet (8) for returning seed collecting box, the end of cartridge-type seed sorting mechanism (2) is provided with chamber of independently sowing, the sow lower end in chamber is provided with grain tube interface, and grain tube interface enters kind of a mouth by grain tube with the seeding unit being connected to frame (3) lower end sowing mechanism (7) and is connected;
As shown in Figure 3, described sowing mechanism (7) comprises plough, seeding unit (10), seeding motor (9), surface dust suppression mechanism and plants clearly disposable box (11); As shown in Figure 4 and Figure 6, described seeding unit (10) comprises without planting chamber (18), having kind of a chamber (19) and seeding disk (12); Describedly to be separated by seeding disk (12) with having between kind of a chamber (19) without planting chamber (18); Described seeding disk (12) is provided with suction hole; Describedly to be provided with without planting chamber air intake duct interface (13) without planting chamber (18), to have kind of a chamber (19) to be provided with seeding unit and entering kind of mouth and mouth (14) planted clearly by seeding unit; Described seeding unit enters kind of a mouth place and is provided with the automatically controlled gate of planting mouth; The clutch end of described seeding motor (9) is fixedly connected with seeding disk (12) center, drives seeding disk (12) to rotate; As shown in Figure 5, described clear kind of disposable box (11) comprises box body (26), collection box air intake duct (23), seed recovery tube (15) and separate mesh (16), box body (26) inside division is suction muffler (27) and plants clearly recycling cavity (17) two chambeies by separate mesh (16), collection box air intake duct (23) is communicated with suction muffler (27), seed recovery tube (15) with plant clearly recycling cavity (17) and be communicated with;
As shown in Figure 7, the inlet scoop of described blower fan (6) is planted chamber air intake duct interface (13) by aspiration channel (20) and the upper nothing of seeding unit (10) and is connected, and the inlet scoop of blower fan (6) and the upper nothing of seeding unit (10) are planted between chamber air intake duct interface (13) and be provided with automatically controlled sowing valve; The inlet scoop of described blower fan (6) by aspiration channel with plant clearly disposable box (11) upper collection box air intake duct (23) and be connected, the inlet scoop of blower fan (6) and plant clearly disposable box (11) and go up between collection box air intake duct (23) and be provided with automatically controlled clear kind of valve; The upper seed recovery tube (15) of clear kind of disposable box (11) is planted clearly mouth (14) be connected by being planted clearly seeding unit on pipe (28) and seeding unit (10);
Described electric control gear comprises the control system of electric cabinet (4), broadcast leakage monitoring device, operation bench and operation bench inside; Described control system with plant box drive motors and form and electrically connect, control the rotating of kind box drive motors; Described control system and seeding motor form and electrically connect, and control seeding electric machine rotation; The velocity sensor that described control system and land wheel are arranged forms and electrically connects, for monitoring complete machine operating rate, and by calculating the travel distance of complete machine; Described control system, by monitoring complete machine operating rate, controls the velocity of rotation of seeding motor; Described control system and seeding unit enter the automatically controlled gate of planting mouth that kind of mouth place arranges and form and electrically connect, for controlling the switch of the automatically controlled gate of planting mouth; Described control system and automatically controlled sowing valve, automatically controlled clear kind of valve form and electrically connect, for controlling the switch of automatically controlled sowing valve and automatically controlled clear kind of valve; Described control system and broadcast leakage monitoring device form and electrically connect, and broadcast leakage information can be shown on operation bench.
(6) are provided with manometer with described blower fan, for Real-Time Monitoring blower fan (6) air pressure inside.
Described seeding motor (9) is fixedly connected in sowing mechanism frame by electric machine support (25).
Described clear kind of disposable box (11) is connected in sowing mechanism frame by support.
(7) are provided with profiling linkage to described sowing mechanism, can realize the profiling of sowing single file.
Described seeding motor (9) adopts stepper motor.
Described kind of box drive motors adopts stepper motor.
The course of work of the present invention:
1) ready seed is put into for kind of a device, as shown in Figure 8, and operation bench by the spacing distance M of the sowing length L of community, each sowing minizone, sowing original position and first sows distance value N, spacing in the rows S and the seeding disk rotational first lap fabric of community time driving tachometer value n (revolutions per second) input control system;
2) starting device, sower enters normal transport condition, and blower fan is opened, control system timing, and the velocity sensor monitoring complete machine gait of march v by land wheel is arranged, by can be calculated the travel distance L of complete machine
1;
3) start for kind of a device, the seed of the first sowing community arrives seeding unit when entering the automatically controlled gate of planting mouth that kind of mouth place arranges, the automatically controlled gate of control planting mouth is opened by control system, the seed of the first sowing community has kind of a chamber by what fall into seeding unit, and control system will close the automatically controlled gate of planting mouth; Again start for kind of a device, the second seed arrival seeding unit sowing community enters the automatically controlled gate of planting mouth that kind of mouth place is arranged;
4) time by can be calculated seeding disk rotational first lap fabric, the required time is 1/n (second), as complete machine travel distance L
1during=N-v/n, control system will open automatically controlled sowing valve, the inlet scoop connecting blower fan without kind chamber of seeding unit, and drive seeding motor to work with driving tachometer value n (revolutions per second) set, after seeding disk rotational first lap is booked seed, complete machine enters the first sowing community;
5), after entering the first sowing community, control system will realize seeding motor speed and velocity sensor by servo antrol, and to monitor complete machine gait of march v synchronous, thus ensure the setting value S of spacing in the rows;
6) when control system calculates the travel distance L of complete machine
1during=N+L, first sowing community sowing terminates, complete machine enters the first sowing community and second and sows community intervallum between community, control system will close automatically controlled sowing valve, and open automatically controlled clear kind of valve, the inlet scoop of blower fan with plants collection box air intake duct in disposable box clearly and is communicated with, the residue seed in kind of chamber that has of seeding unit will be drawn to clearly in kind disposable box, and kind of the chamber that has of seeding unit is cleared;
7) the automatically controlled gate of control planting mouth is opened by control system, and the seed of the second sowing community has kind of a chamber by what fall into seeding unit, and control system will close the automatically controlled gate of planting mouth; Start for kind of a device, the 3rd seed arrival seeding unit sowing community enters the automatically controlled gate of planting mouth that kind of mouth place is arranged;
8) the required during seeding disk rotational first lap fabric time is 1/n (second), as complete machine travel distance L
1during=N+L+M-v/n, control system will open automatically controlled sowing valve, the inlet scoop connecting blower fan without kind chamber of seeding unit, and drive seeding motor to work with driving tachometer value n (revolutions per second) set, after seeding disk rotational first lap is booked seed, complete machine enters the second sowing community;
9) according to step 5) carry out in the second sowing community sowing.
Claims (8)
1. a full-automatic community precision sower, comprise frame, be installed on the land wheel of frame both sides, be installed on the workbench of frame upper end, be fixed on supplying above workbench and plant a device, be installed on the electric control gear in frame and blower fan, be fixedly connected on the sowing mechanism of frame lower end, the described lower end for kind of device is connected with sowing mechanism by discharging tube, it is characterized in that:
Described kind of the device that supplies comprises the wheeled seed sorting mechanism of the honeycomb be installed in frame and cartridge-type seed sorting mechanism; The wheeled seed sorting mechanism of described honeycomb is divided into and is independently divided kind of a chamber, and each point of kind chamber is equipped with grain tube interface, and grain tube interface enters kind of a mouth by grain tube with the seeding unit being connected to frame lower end sowing mechanism and is connected; Described cartridge-type seed sorting mechanism comprises kind of a box, for driving kind of the kind box drive motors of box motion and the kind box recycling pallet for returning seed collecting box, the end of cartridge-type seed sorting mechanism is provided with chamber of independently sowing, the sow lower end in chamber is provided with grain tube interface, and grain tube interface enters kind of a mouth by grain tube with the seeding unit being connected to frame lower end sowing mechanism and is connected;
Described sowing mechanism comprises plough, seeding unit, seeding motor, surface dust suppression mechanism and plants disposable box clearly; Described seeding unit comprises without planting chamber, having kind of chamber and seeding disk; Describedly to be separated by seeding disk with having between kind of chamber without planting chamber; Described seeding disk is provided with suction hole; Describedly to be provided with without planting chamber air intake duct interface without planting chamber, to have kind of a chamber to be provided with seeding unit and entering kind of mouth and seeding unit plants mouth clearly; Described seeding unit enters kind of a mouth place and is provided with the automatically controlled gate of planting mouth; The clutch end of described seeding motor is fixedly connected with seeding disc centre, drives seeding disk rotational; Described clear kind of disposable box comprises box body, collection box air intake duct, seed recovery tube and separate mesh, and tray interior is divided into suction muffler and clear plants recycling cavity two chambeies by separate mesh, and collection box air intake duct is communicated with suction muffler, and seed recovery tube is planted recycling cavity be communicated with clear;
The inlet scoop of described blower fan is connected without planting chamber air intake duct interface with on seeding unit by aspiration channel, and the inlet scoop of blower fan and seeding unit are provided with automatically controlled sowing valve without planting between the air intake duct interface of chamber; The inlet scoop of described blower fan by aspiration channel with plants collection box air intake duct in disposable box clearly and is connected, inlet scoop and clear the kind in disposable box of blower fan are provided with automatically controlled clear kind of valve between collection box air intake duct; In clear kind of disposable box, seed recovery tube is planted clearly mouth with seeding unit on seeding unit be connected by clear pipe of planting;
Described electric control gear comprises the control system of electric cabinet, broadcast leakage monitoring device, operation bench and operation bench inside; Described control system with plant box drive motors and form and electrically connect, control the rotating of kind box drive motors; Described control system and seeding motor form and electrically connect, and control seeding electric machine rotation; The velocity sensor that described control system and land wheel are arranged forms and electrically connects, for monitoring complete machine operating rate, and by calculating the travel distance of complete machine; Described control system, by monitoring complete machine operating rate, controls the velocity of rotation of seeding motor; Described control system and seeding unit enter the automatically controlled gate of planting mouth that kind of mouth place arranges and form and electrically connect, for controlling the switch of the automatically controlled gate of planting mouth; Described control system and automatically controlled sowing valve, automatically controlled clear kind of valve form and electrically connect, for controlling the switch of automatically controlled sowing valve and automatically controlled clear kind of valve; Described control system and broadcast leakage monitoring device form and electrically connect, and broadcast leakage information can be shown on operation bench.
2. the community precision sower of a kind of full-automation according to claim 1, is characterized in that: described blower fan is provided with manometer, for Real-Time Monitoring blower interior air pressure.
3. the community precision sower of a kind of full-automation according to claim 1, is characterized in that: described seeding motor is fixedly connected in sowing mechanism frame by electric machine support.
4. the community precision sower of a kind of full-automation according to claim 1, is characterized in that: described clear kind of disposable box is connected in sowing mechanism frame by support.
5. the community precision sower of a kind of full-automation according to claim 1, is characterized in that: described sowing mechanism is provided with profiling linkage, can realize the profiling of sowing single file.
6. the community precision sower of a kind of full-automation according to claim 1, is characterized in that: described seeding motor adopts stepper motor.
7. the community precision sower of a kind of full-automation according to claim 1, is characterized in that: described kind of box drive motors adopts stepper motor.
8. be applicable to the control method on full-automatic community precision sower, it is characterized in that, comprise following rate-determining steps:
1) ready seed is put into for kind of a device, and operation bench by the spacing distance M of the sowing length L of community, each sowing minizone, sowing original position and first sows distance value N, spacing in the rows S and the seeding disk rotational first lap fabric of community time driving tachometer value n (revolutions per second) input control system;
2) starting device, sower enters normal transport condition, and blower fan is opened, control system timing, and the velocity sensor monitoring complete machine gait of march v by land wheel is arranged, by can be calculated the travel distance L of complete machine
1;
3) start for kind of a device, the seed of the first sowing community arrives seeding unit when entering the automatically controlled gate of planting mouth that kind of mouth place arranges, the automatically controlled gate of control planting mouth is opened by control system, the seed of the first sowing community has kind of a chamber by what fall into seeding unit, and control system will close the automatically controlled gate of planting mouth; Again start for kind of a device, the second seed arrival seeding unit sowing community enters the automatically controlled gate of planting mouth that kind of mouth place is arranged;
4) time by can be calculated seeding disk rotational first lap fabric, the required time is 1/n (second), as complete machine travel distance L
1during=N-v/n, control system will open automatically controlled sowing valve, the inlet scoop connecting blower fan without kind chamber of seeding unit, and drive seeding motor to work with driving tachometer value n (revolutions per second) set, after seeding disk rotational first lap is booked seed, complete machine enters the first sowing community;
5), after entering the first sowing community, control system will realize seeding motor speed and velocity sensor by servo antrol, and to monitor complete machine gait of march v synchronous, thus ensure the setting value S of spacing in the rows;
6) when control system calculates the travel distance L of complete machine
1during=N+L, first sowing community sowing terminates, complete machine enters the first sowing community and second and sows community intervallum between community, control system will close automatically controlled sowing valve, and open automatically controlled clear kind of valve, the inlet scoop of blower fan with plants collection box air intake duct in disposable box clearly and is communicated with, the residue seed in kind of chamber that has of seeding unit will be drawn to clearly in kind disposable box, and kind of the chamber that has of seeding unit is cleared;
7) the automatically controlled gate of control planting mouth is opened by control system, and the seed of the second sowing community has kind of a chamber by what fall into seeding unit, and control system will close the automatically controlled gate of planting mouth; Start for kind of a device, the 3rd seed arrival seeding unit sowing community enters the automatically controlled gate of planting mouth that kind of mouth place is arranged;
8) the required during seeding disk rotational first lap fabric time is 1/n (second), as complete machine travel distance L
1during=N+L+M-v/n, control system will open automatically controlled sowing valve, the inlet scoop connecting blower fan without kind chamber of seeding unit, and drive seeding motor to work with driving tachometer value n (revolutions per second) set, after seeding disk rotational first lap is booked seed, complete machine enters the second sowing community;
9) according to step 5) carry out in the second sowing community sowing.
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CN201210563185.8A CN103004334B (en) | 2012-12-24 | 2012-12-24 | Full automatic plot precision sowing machine and its controlling method |
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CN201210563185.8A CN103004334B (en) | 2012-12-24 | 2012-12-24 | Full automatic plot precision sowing machine and its controlling method |
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CN103004334B true CN103004334B (en) | 2014-12-17 |
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