CN103138655B - Control device of electronic seed disseminating device - Google Patents
Control device of electronic seed disseminating device Download PDFInfo
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- CN103138655B CN103138655B CN201310083990.5A CN201310083990A CN103138655B CN 103138655 B CN103138655 B CN 103138655B CN 201310083990 A CN201310083990 A CN 201310083990A CN 103138655 B CN103138655 B CN 103138655B
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Abstract
The invention discloses a control device of an electronic seed disseminating device. The control device of the electronic seed disseminating device comprises wheel traveled distance sensors (1), rotating angle sensors (2), a chip, a first audion (Q1), a second audion (Q2), a third audion (Q3), a fourth audion (Q4), a first resistor (R1), a second resistor (R2), a third resistor (R3), a fourth resistor (R4), a fifth resistor (R5), a sixth resistor (R6), a seventh resistor (R7), a direct current gear motor (M) with a brush, a storage battery and a switch (K), wherein signals acquired through the sensors are processed by the chip, then control the direct current gear motor (M) with the brush to start or stop through the audions, and enable seed falling of the seed disseminating device to be accurate . The control device of the electronic seed disseminating device is simple in structure, can be installed on various seed disseminating devices which are provided with wheels and driven by manual power, animal power and machinery, and is good in adaptability.
Description
Technical field
The present invention relates to a kind of control device of electronic seeder, for farm seeder control field.
Background technology
Current farm seeder adopts machinery and Electronic control, and with Mechanical course, its shortcoming is that component part is many, complex structure, body heavy, under the complex environment of farmland, uses its mechanical transmission component easily catching phenomenon to occur, and keeps in repair loaded down with trivial details; So modern farm seeder brings into use Electronic control, the method for Electronic control is varied, but ubiquity mechanism is loaded down with trivial details, needs special corollary equipment, the problem of bad adaptability, so Electronic control sowing is still constantly upgrading in development.
Summary of the invention
The object of this invention is to provide a kind of control device of electronic seeder, can control seeder and accurately sow, and structure is simple, adaptability is good.
Technical scheme of the present invention is: a kind of control device of electronic seeder, it is characterized in that this device comprises: wheel travel distance transducer (1), rotation angle sensor (2), chip, first triode (Q1), second triode (Q2), 3rd triode (Q3), 4th triode (Q4), first resistance (R1), second resistance (R2), 3rd resistance (R3), 4th resistance (R4), 5th resistance (R5), 6th resistance (R6), 7th resistance (R7), there is brush DC speed-reducing (M), storage battery, switch (K), wherein the first pin of wheel travel distance transducer (1) is connected with the 6th pin of chip by holding wire, the crus secunda of wheel travel distance transducer (1) is connected with output switching terminal, the tripod of wheel travel distance transducer (1) is connected with the negative electricity of storage battery, first pin of rotation angle sensor (2) is connected with the 5th pin of chip by holding wire, the crus secunda of rotation angle sensor (2) is connected with output switching terminal, the tripod of rotation angle sensor (2) is connected with the negative electricity of storage battery, chip first pin is connected with the output of switch, output the 4th pin of chip is connected with the B pole of the 3rd triode (Q3) by the 5th resistance (R5), the E pole of the 3rd triode (Q3) is electrically connected with battery terminal negative, the C pole of the 3rd triode (Q3) is successively by the second resistance (R2), first resistance (R1) is connected with the output of switch (K), the C pole of the 3rd triode (Q3) is connected with the G pole of the second triode (Q2) by the 4th resistance (R4), the output tripod of chip is connected with the B pole of the 4th triode (Q4) by the 6th resistance (R6), the E pole of the 4th triode (Q4) is electrically connected with battery terminal negative, the C pole of the 4th triode (Q4) is successively by the 7th resistance (R7), first resistance (R1) is connected with the output of switch (K), the C pole of the 4th triode (Q4) is connected with the G pole of the first triode (Q1) by the 3rd resistance (R3), second triode (Q2) is connected with there being brush DC speed-reducing (M) negative pole with the D pole of the first triode (Q1), the S pole of the second triode (Q2) is electrically connected with battery terminal negative, the S pole of the first triode (Q1) is connected with there being the positive pole of brush DC speed-reducing (M) by the first resistance (R1), the G pole of the first triode (Q1) is successively by the 3rd resistance (R3), 7th resistance (R7), first resistance (R1) is connected with the output of switch (K), the G pole of the second triode (Q2) is successively by the 4th resistance (R4), second resistance (R2), first resistance (R1) is connected with the output of switch (K), the output of switch (K) is also connected with there being the positive pole of brush DC speed-reducing (M), the input of switch (K) is electrically connected with battery positive voltage, described chip is the chip of process wheel travel distance transducer (1) and rotation angle sensor (2) signal.
Advantage of the present invention is: control have brush DC speed-reducing (M) to start or stop by triode after the signal obtained by transducer is processed by chip, seeder can be made to sow accurately, and structure is simple, can be arranged on various people, animal power, Mechanical Driven etc. has on the seeder carrier of wheel, and adaptability is good.
Accompanying drawing explanation
Accompanying drawing is the electrical block diagram of the control device of a kind of electronic seeder of the present invention.
Embodiment
A kind of control device of electronic seeder, this device comprises: wheel travel distance transducer (1), rotation angle sensor (2), chip, first triode (Q1), second triode (Q2), 3rd triode (Q3), 4th triode (Q4), first resistance (R1), second resistance (R2), 3rd resistance (R3), 4th resistance (R4), 5th resistance (R5), 6th resistance (R6), 7th resistance (R7), there is brush DC speed-reducing (M), storage battery, switch (K), wherein the first pin of wheel travel distance transducer (1) is connected with the 6th pin of chip by holding wire, the crus secunda of wheel travel distance transducer (1) is connected with output switching terminal, the tripod of wheel travel distance transducer (1) is connected with the negative electricity of storage battery, first pin of rotation angle sensor (2) is connected with the 5th pin of chip by holding wire, the crus secunda of rotation angle sensor (2) is connected with output switching terminal, the tripod of rotation angle sensor (2) is connected with the negative electricity of storage battery, chip first pin is connected with the output of switch, output the 4th pin of chip is connected with the B pole of the 3rd triode (Q3) by the 5th resistance (R5), the E pole of the 3rd triode (Q3) is electrically connected with battery terminal negative, the C pole of the 3rd triode (Q3) is successively by the second resistance (R2), first resistance (R1) is connected with the output of switch (K), the C pole of the 3rd triode (Q3) is connected with the G pole of the second triode (Q2) by the 4th resistance (R4), the output tripod of chip is connected with the B pole of the 4th triode (Q4) by the 6th resistance (R6), the E pole of the 4th triode (Q4) is electrically connected with battery terminal negative, the C pole of the 4th triode (Q4) is successively by the 7th resistance (R7), first resistance (R1) is connected with the output of switch (K), the C pole of the 4th triode (Q4) is connected with the G pole of the first triode (Q1) by the 3rd resistance (R3), second triode (Q2) is connected with there being brush DC speed-reducing (M) negative pole with the D pole of the first triode (Q1), the S pole of the second triode (Q2) is electrically connected with battery terminal negative, the S pole of the first triode (Q1) is connected with there being the positive pole of brush DC speed-reducing (M) by the first resistance (R1), the G pole of the first triode (Q1) is successively by the 3rd resistance (R3), 7th resistance (R7), first resistance (R1) is connected with the output of switch (K), the G pole of the second triode (Q2) is successively by the 4th resistance (R4), second resistance (R2), first resistance (R1) is connected with the output of switch (K), the output of switch (K) is also connected with there being the positive pole of brush DC speed-reducing (M), the input of switch (K) is electrically connected with battery positive voltage, described chip is the chip of process wheel travel distance transducer (1) and rotation angle sensor (2) signal, the model of chip is: STC12C5A60S2 or STC12C5620AD or STC12C5204AD or STC89C52RC, its effect is to wheel travel distance transducer (1), the signal of rotation angle sensor (2) carries out processing rear output cathode electricity or negative electricity.
The control device of a kind of electronic seeder of the present invention is mounted on electronic seeder, this seeder is arranged on to be had on the carrier of wheel, the kind dish of seeder is connected with there being the outputting axial power of brush DC speed-reducing (M) by transmission mechanism with the kind dish of the output shaft fixed connection or seeder that have brush DC speed-reducing (M), control kind of a dish by there being brush DC speed-reducing (M) to carry out getting kind, the wheel that described wheel travel distance transducer (1) is arranged on carrier is the transducer of monitoring wheel travel distance, rotation angle sensor (2) is the transducer that a kind of monitoring has brush DC speed-reducing (M) output shaft or seed taking disc rotational angle, this device mainly controls startup and the stopping of brush DC speed-reducing (M), control kind of a dish and get kind, sowing, the positive pole of motor is connected with the output of switch (K), the negative pole of motor is successively by the second triode (Q2) and battery terminal negative electric connection, the G pole of described the first triode (Q1) is communicated with rear first triode (Q1) conducting with negative electricity, end with the first triode (Q1) after positive pole electric connection, the G pole of described the second triode (Q2) is communicated with rear second triode (Q2) and ends, with the second triode (Q2) conducting after positive pole electric connection with negative electricity.
By as follows for its operation principle after switch (K) conducting:
1, during wheel stationary, chip output the 4th pin exports positive electricity, 3rd triode (Q3) is in conducting state, the negative pole of storage battery is communicated with the second resistance (R2), the 4th resistance (R4), after second resistance (R2) is communicated with negative electricity, positive pole electricity cannot through the second resistance (R2), the negative electricity of storage battery makes the second triode (Q2) end by the 4th resistance (R4), and motor is in without electric holding state because lacking loop;
2, when wheel walking certain distance, wheel travel distance transducer (1) first pin outputs signal to chip the 6th pin, chip output tripod and the 4th pin export negative electricity respectively, control the 4th triode (Q4) cut-off by the 6th resistance (R6) after chip output tripod exports negative electricity, the positive pole electricity of storage battery makes the first triode (Q1) end by the first resistance (R1), the 7th resistance (R7), the 3rd resistance (R3); The 3rd triode (Q3) cut-off is controlled by the 5th resistance (R5) after chip the 4th pin exports negative electricity, the positive pole electricity of storage battery makes the second triode (Q2) conducting by the first resistance (R1), the second resistance (R2), the 4th resistance (R4), now, battery terminal negative is communicated with there being brush DC speed-reducing (M) negative pole by second triode (Q2) of conducting, have brush DC speed-reducing (M) to start, drive kind of a dish to carry out getting kind, sowing operation;
3, when after the output shaft rotation certain angle having brush DC speed-reducing (M) or after kind dish turns an angle, first pin of rotation angle sensor (2) outputs signal to the 5th pin of chip, 4th pin of chip exports positive electricity and controls the 3rd triode (Q3) conducting by the 5th resistance (R5), make negative pole and second resistance (R2) of storage battery, 4th resistance (R4) is communicated with, after second resistance (R2) is communicated with negative electricity, the negative pole of storage battery makes the second triode (Q2) end by the 4th resistance (R4), motor stops because lacking loop.
Because the status requirement of kind of disk startup and stopping is accurately errorless, there is brush DC speed-reducing (M) to start and can meet its requirement rapidly, but certain inertial rotation can be produced owing to there being brush DC speed-reducing (M) when stopping, this inertial rotation may cause kind of the position deviation that dish stops, cause getting kind of a sowing misalignment, so need to eliminate this inertial rotation, kind of a job requirement for dish could be met.
Motor makes to produce by suction and repulsive force to rotate, generator is by cutting magnetic line generating, motor and generator phase place is between the two contrary, the motor of spinning is also generator, when the generator two ends spinning connect, equal to feeding electric motors, there is again a transformation in phase place, so motor can suddenly stop.
According to above-mentioned theory, the first triode (Q1) has been installed additional in the control device of a kind of electronic seeder of the present invention, the G end of the first triode (Q1) is connected with the 7th resistance (R7) by the 3rd resistance (R3), the S pole of the first triode (Q1) is electrically connected with the positive pole of motor by the first resistance (R1), the D pole of the first triode (Q1) is connected with the negative pole of motor, its course of work is: the first pin of rotation angle sensor (2) outputs signal to the 5th pin of chip, tripod and the 4th pin of chip export positive electricity respectively, the 3rd triode (Q3) conducting is made by the 5th resistance (R5) after 4th pin output positive electricity of chip, make negative electricity and second resistance (R2) of storage battery, 4th resistance (R4) is communicated with, after second resistance (R2) is communicated with negative electricity, the negative electricity of storage battery makes the second triode (Q2) end by the 4th resistance (R4), motor stops carrying out spinning because lacking loop, the 4th triode (Q4) conducting is controlled by the 6th resistance (R6) after the tripod output positive electricity of chip, make negative electricity and the 7th resistance (R7) of storage battery, 3rd resistance (R3) is communicated with, after 7th resistance (R7) is communicated with negative electricity, the negative electricity of storage battery makes the first triode (Q1) conducting by the 3rd resistance (R3), after first triode (Q1) conducting, the positive pole of motor is communicated with negative pole, motor is suddenly stopped, adjustment chip tripod and the 4th pin export the time difference of electricity, electric machine rotation can be made to get kind of effect ideal.
The control device of a kind of electronic seeder of the present invention, structure is simple, reliable operation, applicability is good, cost is low, can accurately control seeder sow by distance, and easy to adjust, common electric machine performance can be improved, make it have the effect of stepping motor, easy to operate, and save electric energy, can be arranged on various people, animal power, Mechanical Driven etc. has on the seeder carrier of wheel, applied widely.
Claims (1)
1. the control device of an electronic seeder, it is characterized in that this device comprises: wheel travel distance transducer (1), rotation angle sensor (2), chip, first triode (Q1), second triode (Q2), 3rd triode (Q3), 4th triode (Q4), first resistance (R1), second resistance (R2), 3rd resistance (R3), 4th resistance (R4), 5th resistance (R5), 6th resistance (R6), 7th resistance (R7), there is brush DC speed-reducing (M), storage battery, switch (K), wherein the first pin of wheel travel distance transducer (1) is connected with the 6th pin of chip by holding wire, the crus secunda of wheel travel distance transducer (1) is connected with output switching terminal, the tripod of wheel travel distance transducer (1) is connected with the negative electricity of storage battery, first pin of rotation angle sensor (2) is connected with the 5th pin of chip by holding wire, the crus secunda of rotation angle sensor (2) is connected with output switching terminal, the tripod of rotation angle sensor (2) is connected with the negative electricity of storage battery, chip first pin is connected with the output of switch, output the 4th pin of chip is connected with the B pole of the 3rd triode (Q3) by the 5th resistance (R5), the E pole of the 3rd triode (Q3) is electrically connected with battery terminal negative, the C pole of the 3rd triode (Q3) is successively by the second resistance (R2), first resistance (R1) is connected with the output of switch (K), the C pole of the 3rd triode (Q3) is connected with the G pole of the second triode (Q2) by the 4th resistance (R4), the output tripod of chip is connected with the B pole of the 4th triode (Q4) by the 6th resistance (R6), the E pole of the 4th triode (Q4) is electrically connected with battery terminal negative, the C pole of the 4th triode (Q4) is successively by the 7th resistance (R7), first resistance (R1) is connected with the output of switch (K), the C pole of the 4th triode (Q4) is connected with the G pole of the first triode (Q1) by the 3rd resistance (R3), second triode (Q2) is connected with there being brush DC speed-reducing (M) negative pole with the D pole of the first triode (Q1), the S pole of the second triode (Q2) is electrically connected with battery terminal negative, the S pole of the first triode (Q1) is connected with there being the positive pole of brush DC speed-reducing (M) by the first resistance (R1), the G pole of the first triode (Q1) is successively by the 3rd resistance (R3), 7th resistance (R7), first resistance (R1) is connected with the output of switch (K), the G pole of the second triode (Q2) is successively by the 4th resistance (R4), second resistance (R2), first resistance (R1) is connected with the output of switch (K), the output of switch (K) is also connected with there being the positive pole of brush DC speed-reducing (M), the input of switch (K) is electrically connected with battery positive voltage, described chip is the chip of process wheel travel distance transducer (1) and rotation angle sensor (2) signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310083990.5A CN103138655B (en) | 2013-03-15 | 2013-03-15 | Control device of electronic seed disseminating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310083990.5A CN103138655B (en) | 2013-03-15 | 2013-03-15 | Control device of electronic seed disseminating device |
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| CN103138655A CN103138655A (en) | 2013-06-05 |
| CN103138655B true CN103138655B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310083990.5A Expired - Fee Related CN103138655B (en) | 2013-03-15 | 2013-03-15 | Control device of electronic seed disseminating device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07337065A (en) * | 1994-06-10 | 1995-12-22 | Omron Corp | Dc motor control circuit |
| CN1411136A (en) * | 2002-11-12 | 2003-04-16 | 上海博杰科技有限公司 | Low power consumption brush D.C. electric machine controller |
| CN2619311Y (en) * | 2003-01-17 | 2004-06-02 | 北京数维时空科技发展有限公司 | Movable multimedia device |
| CN201269095Y (en) * | 2008-10-28 | 2009-07-08 | 大庆油田有限责任公司 | Feed circuit based on single-conductor cable logging instrument |
| CN202019335U (en) * | 2011-03-23 | 2011-10-26 | 台州学院 | DC (direct current) motor driving circuit |
-
2013
- 2013-03-15 CN CN201310083990.5A patent/CN103138655B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07337065A (en) * | 1994-06-10 | 1995-12-22 | Omron Corp | Dc motor control circuit |
| CN1411136A (en) * | 2002-11-12 | 2003-04-16 | 上海博杰科技有限公司 | Low power consumption brush D.C. electric machine controller |
| CN2619311Y (en) * | 2003-01-17 | 2004-06-02 | 北京数维时空科技发展有限公司 | Movable multimedia device |
| CN201269095Y (en) * | 2008-10-28 | 2009-07-08 | 大庆油田有限责任公司 | Feed circuit based on single-conductor cable logging instrument |
| CN202019335U (en) * | 2011-03-23 | 2011-10-26 | 台州学院 | DC (direct current) motor driving circuit |
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| CN103138655A (en) | 2013-06-05 |
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