CN105204544A - Electromagnetic vibration device controller based on single-chip microcomputer - Google Patents
Electromagnetic vibration device controller based on single-chip microcomputer Download PDFInfo
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- CN105204544A CN105204544A CN201510630516.9A CN201510630516A CN105204544A CN 105204544 A CN105204544 A CN 105204544A CN 201510630516 A CN201510630516 A CN 201510630516A CN 105204544 A CN105204544 A CN 105204544A
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- chip microcomputer
- triode
- device controller
- oscillation device
- scm based
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Abstract
An electromagnetic vibration device controller based on a single-chip microcomputer comprises the single-chip microcomputer, a power source circuit module supplying power to the single-chip microcomputer, and an electromagnetic driving circuit module electrically connected with the single-chip microcomputer; the electromagnetic driving circuit module drives an electromagnet of an electromagnetic vibration device to be attracted according to signal output frequency and received signal output frequency of the single-chip microcomputer. The controller has the advantages of being simple in structure, easy and convenient to operate, visual in reading, high in reliability and the like.
Description
Technical field
The present invention relates to industrial machinery or agricultural machinery control field, in particular, relate to a kind of SCM Based electromagnetic oscillation device controller.
Background technology
Along with development that is industrial and agricultural mechanical technology, electromagnetic oscillation device more and more comes into one's own.Current electromagnetic oscillation device has been widely used in the fields such as feed feed gearbox, splicing machinery, seeding machinery, drying machinery, vibratory screening apparatus.
In electromagnetic oscillation device, electro-magnetic exciting force and excited frequency are two important parameters.The generation of electro-magnetic exciting force needs conductor by a certain size electric current, and the break-make frequency of circuit decides excited frequency.And common mimic channel will realize above-mentioned functions, need complicated electronic component, and reliability is not high.
Summary of the invention
For solving the problem, the present invention devises a kind of SCM Based electromagnetic oscillation device controller, this controller, has that structure is simple, easy and simple to handle, reading is directly perceived, high reliability.
For achieving the above object, the present invention adopts following technology: a kind of SCM Based electromagnetic oscillation device controller, the power circuit block of comprise single-chip microcomputer, single-chip microcomputer being powered and the circuit driven by electromagnetic means module of single-chip microcomputer Electricity Federation, circuit driven by electromagnetic means module, according to the signal output frequency of the single-chip microcomputer received, drives the electromagnet of electromagnetic oscillation device to carry out adhesive by signal output frequency.
On single-chip microcomputer of the present invention, also there is the Keysheet module of conditioning signal output frequency Electricity Federation.
On single-chip microcomputer of the present invention, also there is the display circuit module of display output frequency Electricity Federation.
Single-chip microcomputer of the present invention is AT89S52 single-chip microcomputer.
Display circuit module of the present invention is four seven segment numerical tube displays.
The excited frequency signal that circuit driven by electromagnetic means module of the present invention receives, after optocoupler PC817, is sent into after output stage amplification through emitter-follower, is controlled electromagnetic actuation.
Emitter-follower of the present invention is that signal pushes away pole, it is made up of triode Q1 and multiple resistance, ground connection after the emitter resistance in series R2 of triode Q1, connects 5V power supply after the collector series resistance R3 of triode Q2, be connected after the base series resistor R1 of triode Q1 with optocoupler PC817.
The darlington structure that output stage of the present invention is made up of triode, output stage one end ground connection, its other end is connected with one end of electromagnet, another termination 12V power supply of electromagnet.
Darlington structure of the present invention is made up of triode Q2, triode Q3 and triode Q4, and triode Q2 is in series with the triode Q3 be in parallel and triode Q4.
Electromagnet of the present invention is parallel with diode D1.
Owing to taking technique scheme, the present invention has the following advantages:
1, adopt single-chip microcomputer as controller core element, employing AT89S52 single-chip microcomputer is as control chip, and arithmetic capability is strong, low price, and control the break-make of electromagnet by changing signal transmission frequency, its control is flexible.
2, described SCM Based electromagnetic oscillation device controller, its driving circuit has the features such as antijamming capability is strong, driving power is large, drive current is adjustable.
3, described SCM Based electromagnetic oscillation device controller, its Keysheet module can regulate excited frequency, and display circuit module directly can show excited frequency, has the features such as easy and simple to handle, reading is directly perceived.
4, the output stage of driving circuit is the darlington structure of triode composition, is operated in saturation region, plays on-off action.Q3 and Q4 triode is in parallel, improves the ability by electric current, reduces heating.
5, electromagnet and diodes in parallel in circuit, inverse current forms loop by diode, plays the effect of protection electromagnet.
Accompanying drawing explanation
Accompanying drawing 1 is SCM Based electromagnetic oscillation device controller system structured flowchart;
Accompanying drawing 2 is electromagnet circuit driven by electromagnetic means module circuit diagram;
Accompanying drawing 3 is control software design main program flow chart;
Accompanying drawing 4 is control software design interrupt routine process flow diagram.
Embodiment
With example, the present invention is described in further details with reference to the accompanying drawings below.
A kind of SCM Based electromagnetic oscillation device controller, it is made up of parts such as power circuit block, single-chip minimum system, circuit driven by electromagnetic means module, Keysheet module, display circuit module.Single-chip microcomputer is core parts of the present invention, and it plays data processing and sends the function of instruction, and needed for it, power supply is provided by power circuit block.Circuit driven by electromagnetic means module mainly plays the effect of amplified current, and then drive magnetic adhesive.Keysheet module mainly plays the effect of adjustment excited frequency, and display circuit module mainly plays the effect showing current excited frequency.
Described single-chip microcomputer adopts AT89S52 single-chip microcomputer, and it is a low-power consumption, high-performance 8 single-chip microcomputers, and sheet includes 8k scratch pad memory, make it for numerous embedded Control application system provide high flexibly, effective solution.
Described power circuit block adopts LM7805 power conversion chip, and its minimum input voltage is 7.5V, maximum input voltage 35V, and output voltage is 5V, can be the power supply that single-chip microcomputer provides stable.
Described display circuit module is four seven segment numerical tube displays, and it has convenient reading, advantage that display brightness is high.
Described Keysheet module is made up of two buttons, plays the effect of setting temperature rise alarm temperature and selection numeral method content respectively.
The input signal of described circuit driven by electromagnetic means module inputs optocoupler PC817 by single-chip microcomputer, and through the emitter-follower that optocoupler input is made up of triode and resistance, this follower promotes level as signal, and output stage is made up of three triodes.
As shown in Figure 1, ISP download module can realize Single Chip Microcomputer (SCM) program on-line debugging and programming.Keysheet module can according to program, and the signal output frequency of setting single-chip microcomputer, this signal controls the break-make of solenoid driver circuit.Such as, Keysheet module is made up of button A and button B, and program acquiescence single-chip microcomputer output frequency is 50, and often push button A, and frequency increases by 1, often presses one-touch B, and frequency reduces the output frequency that 1, four seven segment digital tubes can show current monolithic machine signal.
As shown in Figure 2, the signal of circuit driven by electromagnetic means module inputs optocoupler PC817 by single-chip microcomputer, and PC817 mainly plays Phototube Coupling and Current amplifier effect.The emitter-follower that signal is made up of triode and resistance through optocoupler input, this follower promotes level as signal, and output stage is made up of Q2, Q3, Q4 triode.The principal feature of emitter-follower is:
(1) voltage amplification factor is close to 1, but perseverance is less than 1, and input resistance is high, and output resistance is low.There is certain Current amplifier and power amplification effect.Current amplifier closes: Ie=(1+ β) Ib
(2) output voltage and input voltage homophase, have Following effect.
The output stage of circuit driven by electromagnetic means module is the darlington structure of triode composition, is operated in saturation region, plays on-off action.Q3 and Q4 triode is in parallel, improves the ability by electric current, reduces heating.
Electromagnet is inductive element, stored energy during energising, when electromagnet power-off, forms inverse electromotive force.Electromagnet and diodes in parallel in circuit, inverse current forms loop by diode, plays the effect of protection electromagnet.In figure, RV1 is wire-wound type adjustable resistance, can bear larger current, can change by regulating adjustable resistance resistance the electric current flowing into electromagnet.
Claims (10)
1. a SCM Based electromagnetic oscillation device controller, it is characterized in that: the power circuit block of comprise single-chip microcomputer, single-chip microcomputer being powered and the circuit driven by electromagnetic means module of single-chip microcomputer Electricity Federation, circuit driven by electromagnetic means module, according to the signal output frequency of the single-chip microcomputer received, drives the electromagnet of electromagnetic oscillation device to carry out adhesive by signal output frequency.
2. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 1, is characterized in that: on described single-chip microcomputer, also there is the Keysheet module of conditioning signal output frequency Electricity Federation.
3. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 1, is characterized in that: on described single-chip microcomputer, also there is the display circuit module of display output frequency Electricity Federation.
4. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 1, is characterized in that: described single-chip microcomputer is AT89S52 single-chip microcomputer.
5. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 3, is characterized in that: described display circuit module is four seven segment numerical tube displays.
6. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 1, it is characterized in that: the excited frequency signal that described circuit driven by electromagnetic means module receives is after optocoupler PC817, send into after output stage amplification through emitter-follower, control electromagnetic actuation.
7. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 6, it is characterized in that: described emitter-follower is that signal pushes away pole, it is made up of triode Q1 and multiple resistance, ground connection after the emitter resistance in series R2 of triode Q1, connect 5V power supply after the collector series resistance R3 of triode Q2, be connected with optocoupler PC817 after the base series resistor R1 of triode Q1.
8. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 6, it is characterized in that: the darlington structure that described output stage is made up of triode, output stage one end ground connection, its other end is connected with one end of electromagnet, another termination 12V power supply of electromagnet.
9. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 6, it is characterized in that: described darlington structure is made up of triode Q2, triode Q3 and triode Q4, triode Q2 is in series with the triode Q3 be in parallel and triode Q4.
10. a kind of SCM Based electromagnetic oscillation device controller as claimed in claim 1, is characterized in that: described electromagnet is parallel with diode D1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510630516.9A CN105204544A (en) | 2015-09-29 | 2015-09-29 | Electromagnetic vibration device controller based on single-chip microcomputer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510630516.9A CN105204544A (en) | 2015-09-29 | 2015-09-29 | Electromagnetic vibration device controller based on single-chip microcomputer |
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| CN105204544A true CN105204544A (en) | 2015-12-30 |
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| CN201510630516.9A Pending CN105204544A (en) | 2015-09-29 | 2015-09-29 | Electromagnetic vibration device controller based on single-chip microcomputer |
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Citations (7)
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|---|---|---|---|---|
| US3864618A (en) * | 1972-11-13 | 1975-02-04 | Mem Controls Inc | Electro-mechanical vibratory drive control |
| CN2192905Y (en) * | 1994-01-31 | 1995-03-22 | 清华大学 | Solid-state without mechanical wear compressor governor |
| CN2232986Y (en) * | 1994-07-07 | 1996-08-14 | 张远湖 | Accumulating automobile electronic igniter |
| CN2762900Y (en) * | 2004-12-31 | 2006-03-08 | 唐山陆凯科技有限公司 | Atomatic start/stop device of electromagnetic vibrating screen |
| CN2848373Y (en) * | 2005-11-25 | 2006-12-20 | 河北理工大学 | Controller for variable frequency vibration screen |
| CN102111104A (en) * | 2011-02-21 | 2011-06-29 | 蹇兴亮 | Control-driven circuit of permanent magnet electromagnetic drive device |
| CN202634242U (en) * | 2012-04-01 | 2012-12-26 | 江苏迪奥德电气技术有限公司 | Frequency converter control panel |
-
2015
- 2015-09-29 CN CN201510630516.9A patent/CN105204544A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864618A (en) * | 1972-11-13 | 1975-02-04 | Mem Controls Inc | Electro-mechanical vibratory drive control |
| CN2192905Y (en) * | 1994-01-31 | 1995-03-22 | 清华大学 | Solid-state without mechanical wear compressor governor |
| CN2232986Y (en) * | 1994-07-07 | 1996-08-14 | 张远湖 | Accumulating automobile electronic igniter |
| CN2762900Y (en) * | 2004-12-31 | 2006-03-08 | 唐山陆凯科技有限公司 | Atomatic start/stop device of electromagnetic vibrating screen |
| CN2848373Y (en) * | 2005-11-25 | 2006-12-20 | 河北理工大学 | Controller for variable frequency vibration screen |
| CN102111104A (en) * | 2011-02-21 | 2011-06-29 | 蹇兴亮 | Control-driven circuit of permanent magnet electromagnetic drive device |
| CN202634242U (en) * | 2012-04-01 | 2012-12-26 | 江苏迪奥德电气技术有限公司 | Frequency converter control panel |
Non-Patent Citations (2)
| Title |
|---|
| 吴克文: "基于MSP430控制的电磁摆动装置的设计", 《电子制作》 * |
| 基于MSP430控制的电磁摆动装置的设计;吴克文;《电子制作》;中国家用电器服务维修协会;20130930(第17期);18 * |
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Application publication date: 20151230 |