CN104345671A - Intelligent digital display stepless speed regulating controller with motor protection function - Google Patents
Intelligent digital display stepless speed regulating controller with motor protection function Download PDFInfo
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- CN104345671A CN104345671A CN201410600948.0A CN201410600948A CN104345671A CN 104345671 A CN104345671 A CN 104345671A CN 201410600948 A CN201410600948 A CN 201410600948A CN 104345671 A CN104345671 A CN 104345671A
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- 239000000463 material Substances 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000005266 casting Methods 0.000 claims description 25
- 241000567030 Ampulloclitocybe clavipes Species 0.000 claims description 14
- 206010043101 Talipes Diseases 0.000 claims description 14
- 201000011228 clubfoot Diseases 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- 230000005669 field effect Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
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- 239000002985 plastic film Substances 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000012790 confirmation Methods 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000005070 sampling Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 206010019233 Headaches Diseases 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
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- 238000001914 filtration Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2609—Process control
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Control Of Direct Current Motors (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention discloses an intelligent digital display stepless speed regulating controller with a motor protection function. The intelligent digital display stepless speed regulating controller is composed of a safety circuit (1), a resetting circuit (2), a self-locking circuit (4), a transformer (17) T1, a commutating and voltage-stabilizing circuit (5), a power supply indication circuit (6), an input setting circuit (7), a relay J1 driving protection circuit (16), a relay J2 driving protection circuit (10), a material throwing indication circuit (9), a relay J1, a relay J2, a speed regulating driving output circuit (11), a sampling circuit (12), a fault indication circuit (8), an output protection circuit (13), an emergency switch (3), a wiring terminal (14), a driving display circuit (15) and a zero passage detection circuit (19) which are connected in an electric circuit manner. The intelligent digital display stepless speed regulating controller adopts a single chip microcomputer with an AD interface as a core control element; the input setting is simple and the control performance is good; the synchronous stepless speed regulation is realized and a motor is reliably protected; the display is direct and clear and is worthy of being popularized.
Description
Technical field
The present invention relates to controller, be specifically related to a kind of feeder intelligent digital stepless speed controller with protection electric motors function.
Background technology
Along with the Mechanization Development of culture fishery, feeder is widely used, the work of feeder is realized by controller, to also there is no a kind of stable stepless speed controller at present, what have also just adopts mechanical timer to control the length of on time, the square wave of the change dutycycle that matrix and waver, Resistor-Capacitor Unit are formed when what speed governing adopted is, driving controllable silicon and change the step speed regulation of output voltage.Due to the impact by electronic component performance, parameters precision, mechanical contact loose contact and environment for use, make the failure rate of mechanical timer high, electric machine speed regulation is very unstable, very easily stall, result of use extreme difference, can not adapt to raiser and change the demand of throwing and raising distance.
Summary of the invention
The object of the invention is to: provide a kind of throwing to raise stable distance, without mechanical timer, there is the feeder intelligent digital stepless speed controller of protection electric motors function, adopt and have the single-chip microcomputer of AD port as core control element, pass through zero passage detection, make speed governing output signal and synchronized, reduce the interference to electrical network, strong and weak electricity isolation is carried out by relay and optocoupler, realizing throwing raises adjustable apart from stepless, the pass of timing, 1-90 minute and the setting of often opening, shed time 1-5 or 1-9 is arranged second, pause interval time 1-17 is arranged second, timing countdown numerical monitor, shed the control form replacing countdown numerical monitor with the dead time, input adopts direct regulator potentiometer, the size of material casting motor load electric current is detected by sample circuit, protect material casting motor.
Technical solution of the present invention is: this controller comprises insurance circuit, reset switch, latching circuit, transformer, regulator rectifier circuit, power indicating circuit, input arranges circuit, relay J 1 Drive Protecting Circuit, relay J 2 Drive Protecting Circuit, material casting indicating circuit, relay J 1 and J2, speed governing driver output circuit, sample circuit, failure indicating circuit, output protection circuit, emergency button, connection terminal, drive display circuit, zero cross detection circuit, wherein: insurance circuit is made up of the fuse of fuse holder and the inner die cavity of insertion fuse holder, latching circuit is made up of the normally opened contact of relay J 1 and the reset contact of reset switch, input arranges circuit and is made up of the AD port of single-chip microcomputer and clubfoot potentiometer, resistance, de-noising electric capacity, speed governing driver output circuit is made up of the port of single-chip microcomputer and optocoupler, electric capacity, resistance, power field effect pipe, diode, sample circuit is made up of the port of single-chip microcomputer and optocoupler, sample resistance, diode, stabilivolt, resistance, failure indicating circuit is made up of the port of single-chip microcomputer and resistance, light emitting diode, charactron drives display circuit to be made up of the port of single-chip microcomputer, triode, resistance, zero cross detection circuit is made up of diode, resistance, electric capacity, triode.
Wherein, described controller is formed by installing wiring board in cabinet, and cabinet is formed by panel and the connection of rear plate by upper bottom half, and panel and rear plate insert in the draw-in groove of cabinet, and connection terminal installed by rear plate, and connection terminal links start-up capacitance respectively, blanking motor and material casting motor, panel is installed and starts reset switch, emergency button, fuse holder, distance adjustment potentiometer is raised in throwing, timing regulator potentiometer, shed Timing potentiometer and dead time regulator potentiometer, panel adopts translucent plastic sheet and is printed on functional word, reset switch, emergency button, single-chip microcomputer, charactron, resistance, electric capacity, diode, stabilivolt, light emitting diode, triode, integrated package of pressure-stabilizing, relay, optocoupler, in the circuit board, wiring board passes through reset switch in multiple clubfoot potentiometer welding, emergency button, clubfoot potentiometer is arranged on and is equipped with on the panel of fuse holder, and charactron and light emitting diode face toward numeral method district and the diode displaying district of panel, and the output line of wiring board is welded to the welding end of the correspondence being contained in rear plate upper connecting terminal.
During work, controller by the AC power of 220V through insurance circuit, the latching circuit that reset switch and relay are formed, transformer pressure-reducing, after rectification, a road obtains zero cross signal pulse through zero passage signal detection circuit, one tunnel obtains the 5V operating voltage needed for circuit after mu balanced circuit voltage stabilizing, single-chip microcomputer follow procedure instruction works, 4 AD ports of single-chip microcomputer and potentiometer, resistance, electric capacity forms throwing and raises distance, timing, the input of shedding time and dead time arranges circuit, read the information that input is arranged, and carry out data processing, obtain steering order, drive latching circuit respectively, exporting synchronized signal makes material casting motor rotate by different rotating speeds, blanking machine air gap works, digital pipe display circuit, charactron left two countdown Displaying timer times, right two countdown Alternation Display are shed and the dead time, after circuit working, material casting motor first High Rotation Speed 3 transfers command speed to after second, blanking motor starts interval work after 15 seconds, simultaneously, sample circuit detects the voltage on sample resistance, judge that material casting motor overloads with or without overcurrent, timing terminates blanking motor and closes immediately, closes after material casting motor time delay 10 or several tens of seconds.
The present invention has the following advantages: 1. adopt the single-chip microcomputer with AD port as control core device, and make circuit simple, control accuracy is high, meets consumers' demand, and achieves the controlling functions adopting mechanical timer, time base circuit and mimic channel to realize; 2. eliminate mechanical timer and in use hold flimsy phenomenon of the failure, reduce user's maintenance cost; 3. adopt knob to regulate to arrange, it is simple to operate, easy to make, and solves and adopts mechanical key to hold flimsy problem, also solves the headache problem that when adopting button to carry out function setting, most people can not operate; 4. utilize zero cross signal to detect and software program, make speed governing export drive waveforms continuously adjustabe, very stable, thus make the stable distance that feeds intake, Driving Torque is large, pulses very little; 5. adopt numerical monitor, make the information of control intuitive, clear; 6. by detecting the size of the load current of material casting motor, efficiently solving the fault that material casting motor burns because of putty or clamping stagnation, protecting motor; 7. by the display of failure indicating circuit, be convenient to user and find, fix a breakdown; 8. production run operation is simple, and debugging is convenient, reduces production cost.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is the front elevation in kind of Fig. 1.
Fig. 3 is plate schematic diagram after Fig. 2.
Fig. 4 is Fig. 2 vertical view cutaway drawing.
In figure: 1 insurance circuit, 2 reset switches, 3 emergency buttons, 4 latching circuits, 5 regulator rectifier circuits, 6 power indicating circuits, 7 inputs arrange circuit, 8 failure indicating circuits, 9 material casting indicating circuits, 10 relay J 2 Drive Protecting Circuit, 11 speed governing driver output circuit, 12 sample circuits, 13 output protection circuits, 14 connection terminals, 15 drive display circuit, 16 relay J 1 Drive Protecting Circuit, 17 transformer T1, 18 charactrons, 19 zero cross detection circuits, 20 clubfoot potentiometers, 21 light emitting diodes, 22 cabinets, 23 wiring boards, 24 single-chip microcomputers, 25, 28 start-up capacitances, 26 panels, plate after 27, 29 power leads, 30 fuse holders, 31 numeral method districts, 32 diode displaying districts, 33 knobs.
Embodiment
As Figure 1-4, this controller comprises insurance circuit 1, reset switch 2, latching circuit 4, transformer 17T1, regulator rectifier circuit 5, power indicating circuit 6, input arranges circuit 7, relay J 1 Drive Protecting Circuit 16, relay J 2 Drive Protecting Circuit 10, material casting indicating circuit 9, relay J 1 and J2, speed governing driver output circuit 11, sample circuit 12, failure indicating circuit 8, output protection circuit 13, emergency button 3, connection terminal 14, drive display circuit 15, zero cross detection circuit 19, wherein: insurance circuit 1 is made up of the fuse of fuse holder 30 and the inner die cavity of insertion fuse holder 30, latching circuit 4 is made up of the normally opened contact of relay J 1 and the reset contact of reset switch 2, input arranges circuit 7 and is made up of AD port 3,4,5,6 and clubfoot potentiometer 20W1-W4, resistance R3-R6, the de-noising electric capacity C5-C8 of single-chip microcomputer 24U2, and speed governing driver output circuit 11 is made up of the port one 3 of single-chip microcomputer 24U2 and optocoupler U3, electric capacity C11-C14, resistance R20-R24, diode D8-D13, voltage stabilizing diode DW1, power field effect pipe Q9, sample circuit 12 is made up of with optocoupler U4, sample resistance R24, diode D14, stabilivolt DW2, resistance R26-R27, electric capacity C16 the port one 1 of single-chip microcomputer 24U2, failure indicating circuit 8 is made up of with light emitting diode DS3, resistance R28 single-chip microcomputer 24U2 port 21, drive display circuit 15 by single-chip microcomputer 24U2 port one, 2,22,24-28, port one 5,16,18,19, triode Q4-Q7, resistance R12-R16 form, zero cross detection circuit 19 is made up of diode D1-D4, resistance R7-R11, electric capacity C9, triode Q2, Q3.
Wherein, described controller is formed by installing wiring board 23 in cabinet 22, cabinet 22 is formed by panel 26 and rear plate 27 connection by upper bottom half, panel 26 and rear plate 27 insert in the draw-in groove of cabinet 22, connection terminal 14 installed by rear plate 27, connection terminal 14 link respectively start-up capacitance 25,28, blanking motor M 2 and material casting motor M 1, panel 26 is installed and starts reset switch 2, emergency button 3, fuse holder 30, multiple clubfoot potentiometer 20, panel 26 adopts translucent plastic sheet, and is printed on functional word, reset switch 2, emergency button 3, single-chip microcomputer 24, charactron 18, resistance R1-R28, electric capacity C1-C15, diode D1-D14, stabilivolt DW1-DW2, light emitting diode 21DS1-DS3, triode Q1-Q8, power field effect pipe Q9, integrated package of pressure-stabilizing U1, relay J 1-J2, optocoupler U3-U4, multiple clubfoot potentiometer 20W1-W4 is welded on wiring board 23, wiring board 23 is by reset switch 2, emergency button 3, multiple clubfoot potentiometer 20W1-W4 is arranged on and is equipped with on the panel 26 of fuse holder 30, charactron 18 and light emitting diode 21 are respectively facing to numeral method district 31 and the diode displaying district 32 of panel 26, multiple knob 33 is arranged on the handle of multiple clubfoot potentiometer 20W1-W4, the output line of wiring board 23 is welded to the welding end of the correspondence being contained in rear plate 27 upper connecting terminal 14.
Of the present invention have in the feeder intelligent digital stepless speed controller of protection electric motors function, installs power transformer 17 in cabinet 22.
When circuit access power supply, after reset switch 2 is allocated to enable position, emergency button 3 is placed in normal position, the power supply of 220V is transformed into the alternating current of 9V through transformer 17, through the rectification of diode D1-D4, lead up to zero cross detection circuit 19, the pulse signal obtained is to fracture 17 in the INT0 of single-chip microcomputer 24U2, it is made to interrupt, one tunnel is through isolating diode D5, the filtering noise reduction of electric capacity C1 and C2, again through regulator block U1 and electric capacity C3, C4, obtain stable 5V direct current, circuit is powered, the light emitting diode 21DS1 of power indicating circuit 6 is made to obtain electric lighting by resistance R1, single-chip microcomputer 24U2 follow procedure instruction works, pin 20 output low level of single-chip microcomputer 24U2, by the base stage of resistance R2 to triode Q1, make the triode Q1 conducting being in switch working state, relay J 1 coil obtains electric, normally opened contact closes, self-locking is formed with the reset contact of reset switch 2, holding circuit continuous firing, simultaneously material casting motor M 1 High Rotation Speed 3 second, charactron 18 shows input and arranges circuit 7 initial number, left two display initial timing times, right two displays are from numeral 15, to subtract 1 count down each second, the pin 23 of single-chip microcomputer 24U2 exports high level, the triode Q8 base voltage being in switch working state is made to be high level, and not conducting, light emitting diode 21DS2 does not have electric current to pass through and not luminous, right two displays count down when being 12, material casting motor transfers to by throwing the speed rotation of raising distance and specifying, when right two displays count down be 0 time, just the numeral that time knob is read is shed in display immediately, and show with the countdown subtracting 1 each second, single-chip microcomputer 24U2 pin 23 becomes low level immediately simultaneously, triode Q8 base voltage is made to be low level and conducting by resistance R17, relay J 2 coil obtains electric, normally opened contact closes, blanking motor M 2 is rotated, light emitting diode DS2 is luminous by resistance R18 simultaneously, single-chip microcomputer 24U2 is when entering work, raise distance, timing with regard to the endless reading input throwing arranged set by circuit 7, shed the data of time and dead time, by processing data, obtain throwing respectively to raise distance, timing, shed time and dead time, when the timing read in initial a minute remains unchanged, then as the numerical value of timing, this numerical value is preserved, show in two, a left side for charactron, and subtract the countdown display of 1 with each minute, the moment of blanking motor M 2 before opening and closing, read in the time of shedding and dead time respectively in real time, show in two, the right side of charactron, and carry out with each second subtract 1 countdown display, when the time countdown of shedding equals 0, send into the dead time, the pin 23 of single-chip microcomputer 24U2 exports high level, close blanking motor M 2, when the dead time, countdown equaled 0, feeding sheds the time, pin 23 output low level of single-chip microcomputer 24U2, open blanking motor M 2, iterative cycles like this, until when timing display equals 0, the pin 23 of single-chip microcomputer 24U2 exports high level, close blanking motor M 2, time delay 10 or several tens of seconds again, the pin 20 of single-chip microcomputer 24U2 is made to export high level, relay J 1 power-off, normally opened contact is opened, material casting motor M 1 stall, whole controller power-off, start timing terminates.
In the course of the work, the single-chip microcomputer 24U2 moment read throw raise distance, timing, shed the time, the dead time, zero cross detection circuit 19 pulse signal and supervision sample circuit whether work; Single-chip microcomputer 24U2, according to the zero-crossing pulse signal detected, exports speed-regulating signal with synchronized; If throwing is raised distance and changed, using the numerical value after reading process as the new steering order controlling material casting motor M 1, change its rotating speed.Simultaneously, sample circuit 12 detects the voltage on sample resistance R25, if the electric current flowing through sample resistance R25 exceedes the trouble free service electric current of material casting motor M 1, optocoupler U4 conducting, the pin 11 of single-chip microcomputer 24U2 is made to be low level, judge after confirmation through single-chip microcomputer 24U2, pin 13,23 is exported high level, optocoupler U3 and triode Q8 not conducting, make material casting motor M 1, blanking motor M 2 quits work, and the pin 21 of single-chip microcomputer 24 becomes high level from low level, make light emitting diode 21DS3 luminous, display fault, charactron 18 4-digit number carries out sudden strain of a muscle with the frequency of 1Hz and shows.If timing changes, the numerical value that the numerical value after reading process and timing are preserved is compared, if different, then this numerical value preserved as new timing numerical value, and start countdown again by this numerical value; If read the instruction that the numerical value after process is shutdown, the symbol of right position display " 0 " in left two of charactron 18, single-chip microcomputer 24U2 closes blanking motor M 2 immediately simultaneously, what right two displays " 10 " of charactron or several tens of seconds started subtracts counting down of 1 second, complete machine powered-down when being 0, i.e. close after material casting motor M 1 time delay 10 or several tens of seconds; If reading the numerical value after process is often open instruction, then timing does not carry out the process that each minute subtracts 1, the symbol of left two displays " C-" of charactron, pin 20 output low level always of single-chip microcomputer 24, now only have deenergization, or be threaded to off-position, could close; When timing, to shed time or dead time display numeral be one time, in the right position display of relevant position, another one extinguishes; When adopting external control device to control, reset switch 2 is placed in outer controlled position and timing knob scale is placed in normally open position; When controller of the present invention during causing trouble because of unpredictable reason, as long as emergency button 3 to be placed in emergency position, makes material casting motor M 1 and blanking motor M 2 work, carries out continuous bait throwing in.
Claims (10)
1. there is the feeder intelligent digital stepless speed controller of protection electric motors function, it is characterized in that: the electric loop of this controller is by insurance circuit (1), reset switch (2), latching circuit (4), transformer (17) T1, regulator rectifier circuit (5), power indicating circuit (6), input arranges circuit (7), relay J 1 Drive Protecting Circuit (16), relay J 2 driving circuit protection circuit (10), material casting indicating circuit (9), relay J 1 and J2, speed governing driver output circuit (11), sample circuit (12), failure indicating circuit (8), output protection circuit (13), emergency button (3), connection terminal (14), drive display circuit (15), zero cross detection circuit (19) connects and composes.
2. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1; it is characterized in that: detect the voltage on sample resistance R24 by sample circuit (12); if when the electric current flowing through sample resistance R24 exceedes the trouble free service electric current of material casting motor M 1; sample circuit (12) works; judge after confirmation through single-chip microcomputer (24) U2; close material casting motor M 1, blanking motor M 2 and failure indicating circuit (8) is worked, charactron (18) 4-digit number carries out sudden strain of a muscle with the frequency of 1Hz and shows.
3. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, it is characterized in that: described controller is formed by installing wiring board (23) in cabinet (22), cabinet (22) is formed by panel (26) and rear plate (27) connection by upper bottom half, panel (26) and rear plate (27) insert in the draw-in groove of cabinet (22), rear plate (27) is installed connection terminal (14), connection terminal (14) links start-up capacitance (25) respectively, (28), blanking motor M 2 and material casting motor M 1, the upper installation of panel (26) starts reset switch (2), emergency button (3), fuse holder (30), multiple clubfoot potentiometer (20), panel (24) adopts translucent plastic sheet, and be printed on functional word, start reset switch (2), emergency button (3), single-chip microcomputer (24) U2, charactron (18), resistance, electric capacity, diode, stabilivolt, light emitting diode (21), triode, power field effect pipe, integrated package of pressure-stabilizing, relay, optocoupler, multiple clubfoot potentiometer (20) is welded on wiring board (23), wiring board (23) is by reset switch (2), emergency button (3), multiple clubfoot potentiometer (20) W1-W3 be arranged on fuse holder (30) are housed panel (26) on, charactron (18) and light emitting diode (21) are respectively facing to numeral method district (31) and diode displaying district (32) of panel (26), multiple knob (33) is arranged on the handle of multiple clubfoot potentiometer (20) W1-W4, output line on wiring board (23) is welded to leads ends corresponding to the connection terminal (14) be arranged on rear plate (27).
4. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: insurance circuit (1) is made up of the fuse of fuse holder (30) and insertion fuse holder (30) inner die cavity.
5. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: the input be made up of pin 3,4,5,6 and resistance R3-R6, multiple clubfoot potentiometer (20) W1-W4 and electric capacity C5-C8 of single-chip microcomputer (24) U2 arranges circuit (7).
6. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: latching circuit (4) is made up of the reset contact of relay J 1 normally opened contact and reset switch (2).
7. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: speed governing driver output circuit (11) is made up of with optocoupler U3, power field effect pipe Q9, diode D8-D13, voltage stabilizing diode DW1, electric capacity C11-C13, resistance R20-R24 the port one 3 of single-chip microcomputer (24) U2.
8. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: zero cross detection circuit (19) is made up of diode D1-D4, resistance R7-R11, electric capacity C9 and triode Q2, Q3.
9. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: drive display circuit (15) by single-chip microcomputer (24) port one, 2,22,24-28, port one 5,16,18,19, triode Q4-Q7, resistance R12-R16 form.
10. the feeder intelligent digital stepless speed controller with protection electric motors function according to claim 1, is characterized in that: sample circuit (12) is made up of single-chip microcomputer (24) U2 port and optocoupler U4, sample resistance R24, diode D14, stabilivolt DW2, resistance R26-R27, electric capacity C16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600948.0A CN104345671A (en) | 2014-10-31 | 2014-10-31 | Intelligent digital display stepless speed regulating controller with motor protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410600948.0A CN104345671A (en) | 2014-10-31 | 2014-10-31 | Intelligent digital display stepless speed regulating controller with motor protection function |
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| Publication Number | Publication Date |
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| CN104345671A true CN104345671A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410600948.0A Pending CN104345671A (en) | 2014-10-31 | 2014-10-31 | Intelligent digital display stepless speed regulating controller with motor protection function |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101867343A (en) * | 2010-07-05 | 2010-10-20 | 南京大桥机器有限公司 | Permanent magnet synchronous motor (PMSM) AC servo system |
| JP2012213825A (en) * | 2011-03-31 | 2012-11-08 | Hitachi Koki Co Ltd | Electric power tool and battery unit |
| CN102787974A (en) * | 2012-07-12 | 2012-11-21 | 上海交通大学 | Fully digital servo driver for AC permanent magnet synchronous motor for wind power generation pitch |
| CN103144937A (en) * | 2013-03-06 | 2013-06-12 | 西安科技大学 | System and method for intelligently monitoring belt-type conveyer for coal mine steel wire rope core |
| CN103929098A (en) * | 2014-04-16 | 2014-07-16 | 江苏恒深洋机械有限公司 | Intelligent digital display stepless speed regulation controller for feeder |
-
2014
- 2014-10-31 CN CN201410600948.0A patent/CN104345671A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101867343A (en) * | 2010-07-05 | 2010-10-20 | 南京大桥机器有限公司 | Permanent magnet synchronous motor (PMSM) AC servo system |
| JP2012213825A (en) * | 2011-03-31 | 2012-11-08 | Hitachi Koki Co Ltd | Electric power tool and battery unit |
| CN102787974A (en) * | 2012-07-12 | 2012-11-21 | 上海交通大学 | Fully digital servo driver for AC permanent magnet synchronous motor for wind power generation pitch |
| CN103144937A (en) * | 2013-03-06 | 2013-06-12 | 西安科技大学 | System and method for intelligently monitoring belt-type conveyer for coal mine steel wire rope core |
| CN103929098A (en) * | 2014-04-16 | 2014-07-16 | 江苏恒深洋机械有限公司 | Intelligent digital display stepless speed regulation controller for feeder |
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Application publication date: 20150211 |
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