CN102763631A - Targeted application system for tobacco bud inhibitors - Google Patents
Targeted application system for tobacco bud inhibitors Download PDFInfo
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- CN102763631A CN102763631A CN2012102462275A CN201210246227A CN102763631A CN 102763631 A CN102763631 A CN 102763631A CN 2012102462275 A CN2012102462275 A CN 2012102462275A CN 201210246227 A CN201210246227 A CN 201210246227A CN 102763631 A CN102763631 A CN 102763631A
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- slide block
- stepper motor
- tobacco
- slide
- slide rail
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Abstract
The invention relates to a targeted application system for tobacco bud inhibitors. The targeted application system comprises a single chip microcomputer system, a bracket, a tobacco stalk detection sensor, a speed measuring sensor, a stepping motor, a scroll, a steel wire rope, an electromagnetic valve, a slide block, a sliding rail, a check valve, a spraying pipe, a pulley and a bearing pedestal. According to the invention, the single chip microcomputer system controls the switching on and off of the electromagnetic valve according to whether a detection signal of the tobacco stalk detection sensor exists or not, and controls the rotating speed and rotating angle of the stepping motor according to the machine operating speed measured by the speed measuring sensor and preset spraying time, so that the automatic targeted spraying of the tobacco bud inhibitors can be realized, the production cost is reduced, and the labor productivity is improved; and the targeted application system disclosed by the invention is simple in structure and has a good spraying effect.
Description
(1) technical field
The present invention relates to a kind of tobacco germination inhibitor to target dispenser system, belong to tobacco management machinery.
(2) background technology
Tobacco is a kind of important economic crops, and China's area under cultivation at present is 95.9 ten thousand hm
2, and the trend that enlarges is year by year still arranged.For guaranteeing quality of tobacco, in time pinch and press down the bud operation after tobacco gets into the growth later stage tobacco.Because it is inhibited to the tobacco leaf growth to press down the bud agent, therefore press down the bud agent and can not spray application on the tobacco leaf, common spraying mechanical can not use.China's tobacco germination inhibitor is used all and is smeared completion by manual work at present, and efficient is merely 0.033hm
2/ h, labour intensity is big, and inefficiency is time-consuming, has not only increased the cost of tobacco planting, and has incured loss through delay the best opportunity of pressing down bud, has influenced the yield and quality of tobacco leaf.
China starts from the Seventh Five-Year Plan, during the State's Eighth Five-Year Plan period to the research of target pesticide application technology, and the nineties, the part achievement reached the practical application level.Successively there are many universities and scientific research institution to utilize satellite navigation technology, optical, mechanical and electronic integration and automated control technology, sensor technology, image processing techniques, microwave sounding technology, infrared target auto-Detection Technology etc. to succeed in developing automatic target detecting orchard sprayer and accurate dispenser system respectively, realized the accurate target spraying of agricultural chemicals.But do not carry out as yet tobacco germination inhibitor target dispenser systematic research.
(3) summary of the invention
In order to address the above problem; The invention provides a kind of tobacco germination inhibitor to target dispenser system, can accurately accomplish and press down spraying of bud agent, not only save a large amount of manpowers, raise labour productivity; And held the best opportunity of pressing down bud, improved the yield and quality of tobacco leaf.This system can realize the efficient intelligent equalization.
A kind of tobacco germination inhibitor comprises SCM system, support, tobacco stem stalk detecting sensor, tachogenerator, stepper motor, spool, steel wire rope, magnetic valve, slide block, slide rail, check valve, jet pipe, pulley, bearing block and stepper motor mounting bracket to target dispenser system.Bearing block and stepper motor mounting bracket are installed in the front end of support, are separately installed with spool and stepper motor on bearing block and the stepper motor mounting bracket; Slide rail is installed on the support, and slide rail is installed in the back of spool and stepper motor; Slide block is installed above the slide rail, and there is a tapped through hole at the slide block center, and check valve is installed in slide block tapped through hole upper end, and check valve links to each other with magnetic valve through the soup pipeline.Jet pipe is installed in slide block tapped through hole lower end, and jet pipe communicates with the soup pipeline through check valve; During the spray medicine, soup arrives jet pipe through magnetic valve, soup pipeline, check valve, slide block.Travel switch is installed between slide rail and the bearing block, and the travel switch contact is facing to slide block.Back-end support is installed pulley, and steel wire rope one end links to each other with slide block, and the other end is walked around spool, walks around pulley from the slide rail bottom, is connected with the slide block other end, and under the traction of steel wire rope, slide block can be free to slide on slide rail; Cradle is established an elongated slot, and tobacco stem stalk detecting sensor is installed in the elongated slot; Tachogenerator is installed on the work tool road wheel; Tachogenerator, tobacco stem stalk detecting sensor, travel switch, stepper motor driver all are connected through circuit with SCM system with magnetic valve.
Described SCM system is the core of control system; It receives the signal of tobacco stem stalk detecting sensor and tachogenerator on the one hand and carries out conversion Calculation and handle; On the other hand according to the switching of signal processing results control magnetic valve and the rotating speed and the corner of stepper motor; Make in the spray medicine process jet pipe aim at the tobacco stem stalk all the time, realize the target dispenser.
Described tachogenerator is used for the gait of march of real-time monitoring results facility;
Described tobacco stem stalk detecting sensor adopts reflective infrared tube sensor, is used for detecting tobacco stem stalk signal;
Described magnetic valve is used for controlling the break-make of soup pipeline;
Described stepper motor is controlled the motion of slide block through spool.
The present invention can realize pressing down bud agent automatic target detection and spray.When tobacco stem stalk detecting sensor detects tobacco stem stalk signal; SCM system is controlled the magnetic valve energising on the one hand and is opened, and implements the spray medicine, regulates the installation site of tobacco stem stalk detecting sensor in the support elongated slot; When making magnetic valve begin to spray medicine, the tobacco stem stalk is in the jet pipe below; SCM system makes the movement velocity of slide block identical with the movement velocity of work tool, in the opposite direction according to the last unit gait of march and the spool radial dimension control step rotating speed of motor of measuring of tachogenerator on the other hand; According to the rotational angle of the spray date control step motor that is provided with in advance, make slide block in spray medicine process, keep the motion identical but in the opposite direction with the movement velocity of work tool always.When stepper motor rotated, steel wire rope pulling slide block and jet pipe on spool moved backward, made jet pipe aim at the tobacco stem stalk all the time in the spray medicine process, realized the target dispenser.The spray medicine finishes, and the stepper motor counter-rotating contacts travel switch up to slide block, and stepper motor stops during travel switch output signal, and slide block and jet pipe are got back to initial position, wait for working signal next time.If tobacco stem stalk sensor does not have detection signal, then magnetic valve is in closed condition, no soup ejection.The design has not only saved soup, has reduced production cost, and has avoided pressing down the bud agent tobacco leaf is damaged, and has reduced environmental pollution.
(4) description of drawings
Fig. 1 is a structural representation of the present invention.
1. supports, 2. steel wire ropes, 3. tobacco stem stalk detecting sensors, 4. travel switches, 5. bearing blocks, 6. tachogenerators, 7. SCM systems, 8. stepper motor drivers, 9. spools, 10. stepper motor mounting brackets, 11. stepper motors, 12. check valves, 13. magnetic valves, 14. slide blocks, 15. slide rails, 16. pulleys among the figure
(5) embodiment
A kind of tobacco germination inhibitor is to target dispenser system, and stepper motor (11) and spool (9) are installed on the support (1) through stepper motor mounting bracket (10), bearing block (5) respectively.Slide rail (15) is fixed by bolts on the support (1); Slide block (14) is installed on the slide rail (15); Jet pipe is contained in slide block (14) below; Check valve (12) is installed in above the slide block (14), and travel switch (4) is installed between bearing block (5) and the slide rail (15), and setting height(from bottom) is by the setting height(from bottom) decision of slide block (14).Tachogenerator (6) is installed on the road wheel of facility, can detect the speed of travel of facility in real time.Pulley (16) is installed on support (1) rear end face.Steel wire rope (2) one ends are connected with slide block (14); The other end is walked around spool (9); Pass from slide rail (15) bottom and to walk around pulley (16), is connected with slide block (14) other end, the setting height(from bottom) of adjusting pulley and slide rail makes top steel wire rope and slide rail keeping parallelism.Tobacco stem stalk detecting sensor (3) is installed in the elongated slot of support (1) side.
During operation, at first, transfer to jet pipe and exceed the height 1～2cm that pinches according to the pinch setting height(from bottom) of height adjustment support (1) of tobacco.During the facility operation, the detection signal of tobacco stem stalk detecting sensor (3) and tachogenerator (6) is passed to SCM system (7).When tobacco stem stalk detecting sensor (3) detects tobacco stem stalk signal, tobacco stem stalk detecting sensor output high level signal, on the contrary if do not detect tobacco stem stalk signal, the sensor signal end is the output low level signal then; After SCM system (7) receives high level signal, control magnetic valve (13) energising on the one hand and open, implement the spray medicine; SCM system scans the detection signal of tachogenerator (6) on the other hand; When tobacco stem stalk detecting sensor (3) detects tobacco stem stalk signal; SCM system (7) combines reel diameter to calculate the rotating speed of stepper motor (11) according to the detection signal computer set gait of march of tachogenerator (6) in the last time then; According to the rotational angle of predefined magnetic valve (13) opening time and unit gait of march calculated step motor, control step motor (11) rotates again, when stepper motor (11) rotates; Steel wire rope (2) pulling slide block (14) and jet pipe on spool move backward; Make the movement velocity of slide block (14) identical with the facility operating speed, in the opposite direction, slide block is kept in motion always in the spray medicine process; All the time aim at the tobacco stem stalk, realize the target dispenser.Soup is ejected into tobacco stem stalk top and flows down to each axil position the growth of inhibition axillalry bud along the stem stalk through jet pipe.After stepper motor (11) forwards the angle that calculates to; SCM system (7) control step motor (11) counter-rotating, when slide block touches travel switch (4), the output low level signal; After SCM system (7) received signal, control step motor (11) stopped operating.Wait for next working signal.The installation site of tobacco stem stalk detecting sensor (3) in the elongated slot of support (1) side can be adjusted front and back; Adjustment is according to being: magnetic valve (13) begins to spray medicine moment; The tobacco stem stalk is in the jet pipe below, makes magnetic valve spray medicine begin to spray medicine moment aligning tobacco stem stalk.
The tachogenerator pulse frequency is 1000 pulse/commentaries on classics among the design; Whenever detected unit pace 1 time at a distance from 0.5 second; It is following with stepper motor rotation computational process to test the speed: establish; Unit road wheel diameter is D; Reel diameter is d; Spray date is t; X of nearest No. 1 tachogenerator output pulse; Pace
meter per second of unit in nearest 0.5 second then; Make slide block, jet pipe movement velocity identical with the unit pace (in the opposite direction); Then the spool rotating speed need satisfy
revolutions per second; Spool and stepper motor rotating speed are when the spray medicine:
revolutions per second; Rotational angle is:
per step of stepper motor can be changeed 1.8 degree; Hence one can see that: stepper motor rotates step number
step; So in the spray medicine process SCM system to stepper motor output pulse number for
then single-chip microcomputer export reverse impulse to stepper motor, the stepper motor counter-rotating.
The above; Be merely the preferable embodiment of the present invention; Protection scope of the present invention is not limited thereto; Any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses, and the simple change of the technical scheme that obtains or equivalence replacement all fall in protection scope of the present invention with may be obvious that.
Claims (1)
1. a tobacco germination inhibitor is characterized in that comprising by SCM system, support, tobacco stem stalk detecting sensor, tachogenerator, stepper motor, spool, steel wire rope, magnetic valve, slide block, slide rail, check valve, jet pipe, pulley, bearing block and stepper motor mounting bracket to target dispenser system; Bearing block and stepper motor mounting bracket are installed in the front end of support, are separately installed with spool and stepper motor on bearing block and the stepper motor mounting bracket; Slide rail is installed on the support, and slide rail is installed in the back of spool and stepper motor; Slide block is installed above the slide rail, and there is a tapped through hole at the slide block center, and check valve is installed in slide block tapped through hole upper end, and check valve links to each other with magnetic valve through the soup pipeline; Jet pipe is installed in slide block tapped through hole lower end, and jet pipe communicates with the soup pipeline through check valve; During the spray medicine, soup arrives jet pipe through magnetic valve, soup pipeline, check valve, slide block; Travel switch is installed between slide rail and the bearing block, and the travel switch contact is facing to slide block; Back-end support is installed pulley, and steel wire rope one end links to each other with slide block, and the other end is walked around spool, walks around pulley from the slide rail bottom, is connected with the slide block other end, and under the traction of steel wire rope, slide block can be free to slide on slide rail; Cradle is established an elongated slot, and tobacco stem stalk detecting sensor is installed in the elongated slot; Tachogenerator is installed on the work tool road wheel; Tachogenerator, tobacco stem stalk detecting sensor, travel switch, stepper motor driver all are connected through circuit with SCM system with magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102462275A CN102763631A (en) | 2012-07-16 | 2012-07-16 | Targeted application system for tobacco bud inhibitors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102462275A CN102763631A (en) | 2012-07-16 | 2012-07-16 | Targeted application system for tobacco bud inhibitors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102763631A true CN102763631A (en) | 2012-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102462275A Pending CN102763631A (en) | 2012-07-16 | 2012-07-16 | Targeted application system for tobacco bud inhibitors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110432247A (en) * | 2019-08-22 | 2019-11-12 | 杨红坤 | A kind of greenhouse suspension type pesticide automatic spraying device |
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| WO1997027741A1 (en) * | 1996-01-30 | 1997-08-07 | Hardi International A/S | A device for dosing pesticides or plant nutrients to agricultural sprayers |
| CN102405896A (en) * | 2011-08-18 | 2012-04-11 | 常州智能农业装备研究院有限公司 | Intelligent targeting chemical spray machine |
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| CN202697532U (en) * | 2012-07-16 | 2013-01-30 | 山东农业大学 | Toward-target agrochemical application system of tobacco bud inhibitor |
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2012
- 2012-07-16 CN CN2012102462275A patent/CN102763631A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| DE4413739C2 (en) * | 1994-04-20 | 1996-07-18 | Deutsche Forsch Luft Raumfahrt | Establishment for recognizing and differentiating plants and soil areas as well as for distinguishing crops and wild plants |
| WO1997027741A1 (en) * | 1996-01-30 | 1997-08-07 | Hardi International A/S | A device for dosing pesticides or plant nutrients to agricultural sprayers |
| CN102405896A (en) * | 2011-08-18 | 2012-04-11 | 常州智能农业装备研究院有限公司 | Intelligent targeting chemical spray machine |
| CN102428904A (en) * | 2011-09-20 | 2012-05-02 | 上海交通大学 | Automatic targeting and variable atomizing flow control system for weeding robot |
| CN202697532U (en) * | 2012-07-16 | 2013-01-30 | 山东农业大学 | Toward-target agrochemical application system of tobacco bud inhibitor |
Non-Patent Citations (4)
| Title |
|---|
| 《中国农业工程学会2011年学术年会论文集》 20111022 耿爱军等 "烟草抑芽剂对靶施药系统设计" 1 , * |
| 《山东农业大学博士学位论文》 20110812 耿爱军 "智能烟草打顶机械关键技术研究" 41-80页 1 , * |
| 耿爱军: ""智能烟草打顶机械关键技术研究"", 《山东农业大学博士学位论文》, 12 August 2011 (2011-08-12), pages 41 - 80 * |
| 耿爱军等: ""烟草抑芽剂对靶施药系统设计"", 《中国农业工程学会2011年学术年会论文集》, 22 October 2011 (2011-10-22) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110432247A (en) * | 2019-08-22 | 2019-11-12 | 杨红坤 | A kind of greenhouse suspension type pesticide automatic spraying device |
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Application publication date: 20121107 |