CN104483852A - Feeder intelligent digital display controller having motor protection function - Google Patents
Feeder intelligent digital display controller having motor protection function Download PDFInfo
- Publication number
- CN104483852A CN104483852A CN201410599990.5A CN201410599990A CN104483852A CN 104483852 A CN104483852 A CN 104483852A CN 201410599990 A CN201410599990 A CN 201410599990A CN 104483852 A CN104483852 A CN 104483852A
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- China
- Prior art keywords
- circuit
- protection
- digital display
- relay
- display controller
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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
- G05B19/0423—Input/output
Abstract
The invention discloses a feeder intelligent digital display controller having a motor protection function. An electric loop of the controller comprises a fuse circuit (1), a resetting switch (2), a self-locking circuit (4), a transformer T1(16), a rectification voltage stabilizing circuit (5), a power source indicating circuit (6), an input setting circuit (7), a relay J1 driving protection circuit (15), a relay J2 driving protection circuit (9), a material throwing indicating circuit (8), relays J1 and J2, output protection circuits (10) and (12), a protection sampling circuit (11), an emergency switch (3), wiring terminals (13) and a driving display circuit (14). According to the controller, a single-chip microcomputer employing an AD port is taken as the control element, and the controller has properties of simple input setting and high time control precision, effectively protects the motor and has good market prospects.
Description
Technical field
The present invention relates to controller, be specifically related to the feeder Intelligent digital display controller with protection electric motors function.
Background technology
Along with the Mechanization Development of culture fishery, feeder is widely used, and the work of feeder is realized by controller.Existing controller controls the length of feeder working time by mechanical timer and uses Resistor-Capacitor Unit, time base circuit, potentiometer or switch transition to control the off time that feeds intake.There is many defects: 1. use metal-toothed wheel-type timer, easily make gear get rusty and cause timing malfunctioning in a humidity environment; 2. use the timer of overall plastic gear structure, although not easily get rusty, if firmly excessive or too quickly in use, easily cause plastic casing ftracture and damage; 3. mechanical timer ubiquity the not high phenomenon of timing accuracy; 4. feed intake off time precision by the impact of electronic component performance, parameters precision, adjustment indicating positions, installation site and environment for use, make the feed intake time precision in gap of control be difficult to accomplish consistent, and unstable properties; 5. reliable protective device be there is no to material casting motor, very easily cause and burn because of putty or clamping stagnation.Therefore need a kind of control time precision high, without timer and have protection electric motors function controller.
Summary of the invention
The object of the invention is to: a kind of feeder Intelligent digital display controller with protection electric motors function is provided; adopt single-chip microcomputer as core control element; input adopts direct regulator potentiometer; export and carry out strong and weak electricity isolation by relay; detect material casting motor load electric current by sampling, realize the pass of timing, 1-90 minute and the setting of often opening, shed that time 1-9 is arranged second, pause interval time 1-17 is arranged second, timing countdown numerical monitor, shed with pause interval time-interleaved countdown numerical monitor and protect the function of material casting motor.
Technical solution of the present invention is: this controller is formed by installing wiring board in cabinet, cabinet is formed by panel and the connection of rear plate by upper bottom half, 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, timing regulator potentiometer, shed Timing potentiometer and dead time regulator potentiometer, panel adopts translucent plastic sheet and is printed on functional word, single-chip microcomputer, charactron, resistance, light emitting diode, triode, integrated package of pressure-stabilizing, relay, in the circuit board, wiring board passes through reset switch to the welding electronic elements such as optocoupler, emergency button, clubfoot potentiometer is arranged on and is equipped with on the panel of fuse holder, and charactron and light emitting diode are respectively facing to 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.
Above-mentioned controller principle of work: by the AC power of 220V through insurance circuit, the latching circuit that reset switch and relay are formed, transformer pressure-reducing, the 5V operating voltage needed for circuit is obtained after regulator rectifier circuit voltage stabilizing, 3 AD ports of single-chip microcomputer and potentiometer, resistance, electric capacity forms input and arranges circuit, read the information that input is arranged, and carry out data processing, obtain steering order, drive latching circuit respectively, material casting machine operation, blanking machine air gap works, digital pipe display circuit, sampling protection circuit detects the working current of material casting motor, charactron left two countdown Displaying timer times, right two countdown Alternation Display are shed and the pause interval time, after circuit working, blanking motor starts interval work after 15 seconds, and sampling protection circuit detects the working current of material casting motor, and timing terminates blanking motor and closes immediately, and the time delay 10 of material casting motor was closed after second.
The present invention has the following advantages: 1. adopt the single-chip microcomputer with AD port as control core device, makes circuit simple, and the control time is very accurate, meets consumers' demand, achieves the controlling functions that mechanical timer, time base circuit and mimic channel cannot realize; 2. eliminate mechanical timer and in use hold flimsy phenomenon of the failure, reduce user's maintenance cost; 3. adopt knob to regulate and arrange the control time, it is simple to operate, easy to make, and solves the headache problem adopting button setup times most people to operate; 4. adopt numerical monitor, make the information of control intuitive, clear; 5. by detecting the size of the load current of material casting motor, the fault that material casting motor burns because of putty or clamping stagnation is efficiently solved; 6. 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 material casting indicating circuits, 9 relay J 2 Drive Protecting Circuit, 10, 12 output protection circuits, 11 protection sample circuits, 13 connection terminals, 14 charactrons drive display circuit, 15 relay J 1 Drive Protecting Circuit, 16 transformers, 17 charactrons, 18 knobs, 19 clubfoot potentiometers, 20 light emitting diodes, 21 cabinets, 22 wiring boards, 23 single-chip microcomputers, 24, 27 start-up capacitances, 25 panels, plate after 26, 28 power leads, 29 fuse holders, 30 numeral method districts, 31 diode displaying districts.
Embodiment
As Figure 1-4, this controller is formed by installing wiring board 22 in cabinet 21, and cabinet 21 is formed by panel 25 and rear plate 26 connection by upper bottom half, and panel 25 and rear plate 26 insert in the draw-in groove of cabinet 21, connection terminal 13 installed by rear plate 26, and connection terminal 13 links start-up capacitance 24 respectively, 27, blanking motor and material casting motor, panel 25 is installed and starts reset switch 2, emergency button 3, fuse holder 29, timing regulator potentiometer, shed Timing potentiometer and dead time regulator potentiometer, panel 25 adopts translucent plastic sheet and is printed on functional word, reset switch 2, emergency button 3, single-chip microcomputer 23, charactron 17, resistance, electric capacity, diode, stabilivolt, light emitting diode, triode, integrated package of pressure-stabilizing, relay, optocoupler, multiple welding electronic elements such as clubfoot potentiometer 19 grade is on wiring board 22, and wiring board 22 is by reset switch 2, emergency button 3, multiple clubfoot potentiometer 19W1-W3 is arranged on and is equipped with on the panel 25 of fuse holder 29, charactron 17 and light emitting diode 20 are respectively facing to numeral method district 30 and the diode displaying district 31 of panel 25, multiple knob 18 is arranged on the handle of multiple W1-W3 clubfoot potentiometer 19, and the output line of wiring board 22 is welded to the foot that connection terminal 13 pin is mounted across the correspondence in rear plate 26 hole, the electric loop of described controller is arranged circuit 7, relay J 1 Drive Protecting Circuit 14, relay J 2 driving circuit protection circuit 9, material casting indicating circuit 8, relay J 1 and J2, output protection circuit 10 and 12, protection sample circuit 11, emergency button 3, connection terminal 13 by insurance circuit 1, reset switch 2, latching circuit 4, transformer 16, regulator rectifier circuit 5, power indicating circuit 6, input, is driven display circuit 14 to connect and compose, wherein insurance circuit 1 is made up of the fuse of fuse holder 29 and the inner die cavity of insertion fuse holder, and latching circuit 4 is made up of the reset contact of relay J 1 and reset switch 2.
Of the present invention have in the feeder Intelligent digital display controller of protection electric motors function, installs power transformer 16 in cabinet 21.
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 16, through diode D1, D2, D3, the rectification of D4, 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 DS1 of power indicating circuit 6 is made to obtain electric lighting by resistance R1, single-chip microcomputer 23 follow procedure instruction works, pin 9 output low level of single-chip microcomputer 23, by the base stage of resistance R10 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, the motor M of material casting simultaneously 1 rotates, sampling protection circuit 11 detects the working current of material casting motor M 1, charactron 17 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 7 of single-chip microcomputer 23 exports high level, the triode Q2 base voltage being in switch working state is made to be high level, and not conducting, light emitting diode DS2 does not have electric current to pass through and not luminous, 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 23 pin 7 becomes low level immediately simultaneously, triode Q2 base voltage is made to be low level and conducting by resistance R11, relay J 2 coil obtains electric, normally opened contact closes, blanking motor M 2 is rotated, light emitting diode DS2 is luminous by resistance R13 simultaneously, single-chip microcomputer 23 is when entering work, timing set by circuit 7 is set with regard to endless reading input, sheds the data of time and pause interval time, by processing data, obtain timing respectively, shed time and pause interval 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 pause interval 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 7 of single-chip microcomputer 23 exports high level, close blanking motor M 2, when the pause interval time, countdown equaled 0, feeding sheds the time, pin 7 output low level of single-chip microcomputer 23, open blanking motor M 2, iterative cycles like this, until when timing display equals 0, the pin 7 of single-chip microcomputer 23 exports high level, close blanking motor M 2, time delay 10 second again, the pin 9 of single-chip microcomputer 23 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, single-chip microcomputer 23 moment reads timing, shed the time, whether pause interval time and supervision sampling protection circuit 11 work, sampling protection circuit 11 detects the working current of material casting motor M 1, when electric current is lower than ratings or in safe range value, the voltage at sample resistance R15 two ends is lower than the voltage of optocoupler conducting, optocoupler does not work, the pin 3 of single-chip microcomputer 23 is high level, if when electric current is higher than safety value, the voltage at sample resistance R15 two ends reaches the voltage of optocoupler conducting, optocoupler works, the pin 3 of single-chip microcomputer 23 is low level, after single-chip microcomputer 23 judges, pin 9 is made to export high level, closed relay J1, controller cuts out, i.e. complete machine powered-down, 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, single-chip microcomputer 23 cuts out blanking motor M 2 immediately simultaneously, what right two displays " 10 " of charactron started subtracts counting down of 1 second, complete machine powered-down when being 0, i.e. material casting motor M 1 time delay 10 was closed after second, 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 9 output low level always of single-chip microcomputer 23, now only have deenergization, or be threaded to off-position, could close, when timing, shed when time or pause interval time showing numeral are one and show in left position, another one extinguishes, when controller of the present invention because of can not prediction reason and causing trouble time, as long as emergency button 3 to be placed in emergency position, material casting motor M 1 and blanking motor M 2 can be made to work, carry out bait throwing in.
Claims (7)
1. there is the feeder Intelligent digital display controller of protection electric motors function, it is characterized in that: this controller is formed by installing wiring board (22) in cabinet (21), cabinet (21) is formed by panel (25) and rear plate (26) connection by upper bottom half, panel (25) and rear plate (26) insert in cabinet (21) draw-in groove, rear plate (26) is installed connection terminal (13), connection terminal (13) links start-up capacitance (24 respectively, 27), blanking motor and material casting motor, the upper installation of panel (25) starts reset switch (2), emergency button (3), fuse holder (29), timing regulator potentiometer, shed Timing potentiometer and dead time regulator potentiometer, panel (25) adopts translucent plastic sheet and is printed on functional word, reset switch (2), emergency button (3), single-chip microcomputer (23), charactron (17), resistance, electric capacity, diode, light emitting diode, triode, integrated package of pressure-stabilizing, relay, optocoupler, the welding electronic elements such as multiple clubfoot potentiometer (19) W1-W3 are on wiring board (22), and wiring board (22) is by reset switch (2), emergency button (3), multiple clubfoot potentiometer (19) W1-W3 be arranged on fuse holder (29) are housed panel (25) on, charactron (17) and light emitting diode (20) are respectively facing to numeral method district (30) and diode displaying district (31) of panel (25), multiple knob (18) is arranged on the handle of multiple clubfoot potentiometer (19), and the output line on wiring board (22) is welded to the foot of connection terminal (13) pin through the correspondence in rear plate (26) hole, the electric loop of described controller is by insurance circuit (1), reset switch (2), latching circuit (4), transformer (16) T1, regulator rectifier circuit (5), power indicating circuit (6), input arranges circuit (7), relay J 1 Drive Protecting Circuit (15), relay J 2 driving circuit protection circuit (9), material casting indicating circuit (8), relay J 1 and J2, output protection circuit (10) and (12), protection sample circuit (11), emergency button (3), connection terminal (13), display circuit (14) is driven to connect and compose.
2. the feeder Intelligent digital display controller with protection electric motors function according to claim 1, is characterized in that: when material casting motor M 1 working current exceedes safety value, will automatically close complete machine power supply, protection material casting motor M 1.
3. the feeder Intelligent digital display 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 (29) and insertion fuse holder (29) inner die cavity.
4. the feeder Intelligent digital display controller with protection electric motors function according to claim 1, is characterized in that: form input by the pin 4,5,6 of single-chip microcomputer (23) U2 and resistance R2-R4, multiple W1-W3 clubfoot potentiometer (19) and electric capacity C5-C7 and arrange circuit (7).
5. the feeder Intelligent digital display 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 and reset switch (2).
6. the feeder Intelligent digital display controller with protection electric motors function according to claim 1, is characterized in that: protection sample circuit (11) is made up of the I/O port of sample resistance R15, diode D10, voltage stabilizing diode DW, resistance R16, R17, electric capacity C10, optocoupler U3 and single-chip microcomputer (23).
7. the feeder Intelligent digital display controller with protection electric motors function according to claim 1, is characterized in that: be provided with power transformer (16) in cabinet (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599990.5A CN104483852A (en) | 2014-10-31 | 2014-10-31 | Feeder intelligent digital display controller having motor protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599990.5A CN104483852A (en) | 2014-10-31 | 2014-10-31 | Feeder intelligent digital display controller having motor protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104483852A true CN104483852A (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410599990.5A Pending CN104483852A (en) | 2014-10-31 | 2014-10-31 | Feeder intelligent digital display controller having motor protection function |
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| CN (1) | CN104483852A (en) |
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 CN201410599990.5A patent/CN104483852A/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: 20150401 |