CN101271322B - Electric automatization control device used for heavy hydraulic press - Google Patents
Electric automatization control device used for heavy hydraulic press Download PDFInfo
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Abstract
The invention relates to an electric automatization control device and concretely relates to an electric automatization control device which is applied to a heavy type hydraulic machine. The electric automatization control device puts a PLC controller achieving the functions of signal input, processing and control outputs and a display touch screen as cores. The Input interfaces of the device comprise an operating button signal input interface of the heavy type hydraulic machine and a sensor signal input interface which is arranged at the heavy type hydraulic machine and detects the working condition of the heavy type hydraulic machine. The output interfaces of the device comprise a signal output interface controlling a main circuit, the signal output interface controlling an electromagnetic valve and a signal output interface controlling proportional valve analog quantity. The device can improve high speed performance, high efficiency performance, low energy consumption, stability and safety of the heavy type hydraulic machine and can achieve automatic processing. The electric automatization control device not only has strong function and flexible and convenient control but also works stably and is easy for computer communication, thus achieving network monitoring.
Description
Technical field
The present invention relates to electric automatization control device, specifically a kind of electric automatization control device that is applied to heavy hydraulic press.
Background technology
At present, hydropress control aspect is master element with the relay, and its circuit structure is simple, using PLC control, but programming is simple, lacks necessary man-machine conversation link, and automaticity is low, and respective control function is simple, and adaptability is not strong.
Summary of the invention
The present invention is intended to solve the deficiencies in the prior art, and a kind of electric automatization control device that is applied to heavy hydraulic press is provided.To improve high speed, high efficiency, low energy consumption, stability, the security of heavy hydraulic system, reduce production costs, can finish robotization processing, can realize automatic diagnosis, adjustment, fault pre-service to system.
The technical solution used in the present invention is: a kind of electric automatization control device that is applied to heavy hydraulic press, it is with the PLC controller and show that touch-screen is a core, the application software stores of finishing input, calculating, processing, control output shows that touch-screen and PLC carry out the exchange of data by the MPI data line in the storer of PLC.The input interface of described PLC controller comprises: the action button signal input interface of heavy hydraulic press, and this action button is by manually carrying out manual operation; The detection signal input interface, this detection signal is provided by the sensor that is arranged on each the equipment work situation of detection press in the heavy hydraulic press system; The output interface of described PLC controller comprises: control main circuit signal output interface, and the signal output part of this main circuit is connected with the starter motor of oil pump device, startup well heater input end; The control electromagnetic valve signal output interface, this solenoid valve be connected for the hydraulic means of heavy hydraulic press processing service; Control ratio valve signal output interface, this proportioning valve is connected with the main pump device; The display window of described demonstration touch-screen comprises: armamentarium running status master moves picture; Manually picture is controlled in control oil pump, well heater, cooling water valve start and stop; Dynamic display simulation discharge curve picture; Show and record alarm content and time warning picture; The parameter that the heavy hydraulic press running parameter is set is provided with picture.The signal input interface of this PLC controller totally 32 tunnel, X1-X7 local anxious SB1, other anxious SB2, the other manually SA3 of machine, the other semi-automatic SA3 of machine, the other manual depression SB3 of machine, the other manually backhaul SB4 of machine, the other semi-automatic beginning SB5 of machine, the other semi-automatic SB6 of stopping of machine of stopping of machine of stopping on totally 7 tunnel corresponding heavy hydraulic press electrical control cabinets and the other control box of machine wherein, wherein local anxious stop SB1, the other anxious shared interface of SB2 that stops of machine, the signal of totally 7 dataway operation pushbutton switch amounts input; X8-X15 is main pump contactor signal KM1, service pump contactor signal KM2, ebullator contactor signal KM3, control pump contactor signal KM4, soft start fault-signal RQ, service pump heat alarm JR1, ebullator heat alarm JR2, control pump heat alarm JR3 totally 8 tunnel operation feedback switch amount signal inputs of totally 8 tunnel corresponding motor controlling cabinets; X16-X19 is the input of four detection module XK4-XK7 of totally 4 tunnel corresponding heavy hydraulic press position-detection sensors; X20-X26, X31-X32 totally 9 the tunnel corresponding to the spacing XK1 of main pump butterfly valve, the spacing XK2 of service pump butterfly valve on the fuel tank, the spacing XK3 of ebullator butterfly valve, the stifled signal FR1 of high pressure filter, recursive filter 1 stifled signal FR2, recursive filter 2 stifled signal FR3, controlled filter device stifled signal FR4, oily Wen Wendu ST (analog quantity), fuel level in tank SL (analog quantity) input of totally 7 way switch amount signals and 2 road analog signalses are imported; X27-X30 is totally 4 the tunnel corresponding to main pump pressure input SP1, control-oil pressure input SP2, auxiliary cylinders pressure input SP3, master cylinder pressure input SP4 totally 4 road analog signalses input on the heavy hydraulic press oil pipe.The signal output interface of this PLC controller totally 21 tunnel, wherein Y1-Y4 totally 4 the tunnel is control main circuit signal output interface, corresponding contactor KM1-KM4, finish the control output of touch-screen control picture input signal, the start-stop of control main pump motor, service pump motor, ebullator electricity face, control pump motor; Y5-Y17 totally 13 the tunnel is the control electromagnetic valve signal output interface, and corresponding solenoid valve DT1-DT13 finishes the control output of X16-X19, X30 input detection signal respectively; Y18 is the control electromagnetic valve signal output interface, and corresponding solenoid valve DT14 finishes the control output to X31 input detection signal and touch-screen control picture input signal; Y19, Y21 (analog quantity) totally 2 the tunnel are control ratio valve signal output interface, finish the control of Comparative Examples valve; Y20 corresponding to contactor KM5, finishes the control output to X31 input detection signal and touch-screen control picture input signal for control main circuit signal output interface.This demonstration touch-screen has 5 pictures, and main operation picture is finished X1-X26 26 way switch amounts input, X27-X32 6 tunnel analog quantitys input, Y1-Y20 20 way switch amounts output, the Y21 demonstration of 1 tunnel analog quantity output totally totally totally totally; The control picture is finished totally 6 tunnel start and stop controls corresponding to main pump M1, service pump M2, ebullator M3, control pump M4, cooling water valve, well heater to Y1-Y4, Y18, Y20, and corresponding input, output signal are shown; Analog quantity curve picture is finished the curve display of totally 6 tunnel analog quantitys output to X27-X32; The warning picture is finished the alarm indication of totally 8 road input signals and other resultant fault to X12-X15, X23-X26; Parameter is provided with picture, finishes the setting to the PLC operational factor.
The electric automatization control device that is applied to heavy hydraulic press according to this case realizes has following seven functions:
1. handoff functionality: can realize manually and the switching of semiautomatic control.Use semi-automatic shelves under normal conditions, when will overhaul or debug, switch to manual.When switching to when manual, the stroke of heavy hydraulic press can switch to manual before advancing a new plate greater than the stroke of semi-automatic shelves, improve the hydropress gap, sheet material passes through easily, after sheet material enters heavy hydraulic press, switch to semi-automatic shelves again, at this moment stroke is little, can save process time.
2. automatic warning function: abnormal conditions take place, can show the concrete time and the alarm content of fault generation, and record is carried out in warning, in order to checking by showing the touch-screen alert always.PLC will import X1-X32 according to analog quantity and calculate and handle, and when unusual when occurring (comprising X27-X32 analog quantity input broken string), will report to the police.
3. fault preprocessing function: when heavy hydraulic press broke down, PLC can be according to fault type, the processing that designs in advance, and the harm that fault is caused drops to zero or minimum.
4. analog quantity curve display function: can to X27-X32 totally 6 tunnel analog quantity input values show with the form of curve, be convenient to the parameter setting and the system debug of heavy hydraulic press system.
5. operational factor is provided with function: for different materials, the working pressure of heavy hydraulic press and other some operational factors are with different, by showing that the touch-screen parameter is provided with picture and can finishes modification to controlled variable quickly and easily, and controlled variable is stored by PLC.
6. operating condition Presentation Function: the state of heavy each control assembly of the liquid machine form with animation is shown.
7. the reset function of stopping in emergency: " suddenly stopping " button is equipped with, unusual when taking place in the course of the work, or the back that midway has a power failure suddenly is when recovering, press this button and make original state before each parts of heavy hydraulic press are got back to processing.
The present invention compares with the control system of being made up of traditional control device at present, its good effect is: can finish the control to high pressure, big flow, control device automaticity height, can realize automatic diagnosis and adjustment to system, has the pretreated function of fault, antijamming capability is strong, is fit to the bad working environment of steel process plants line.It has solved traditional controller failure rate height in the past, production efficiency is low, labor strength is big problems.Native system is not only powerful, control is flexible, convenience, and working stability, and is easy to the computing machine communication, realizes network monitoring, has vast market prospect.
The present invention can be applicable to plate forming; Pipe, line, section bar extruding; Powder metallurgy, plastics and rubber product forming; Scale board compacting, packing; Man-made diamond, refractory brick compacting and charcoal extreme pressure are made type; On the hydropress of axle press-fitting, alignment etc.
Description of drawings:
Fig. 1 is a system construction drawing of the present invention.
Fig. 2 is a PLC switching value input/output module electrical schematic diagram of the present invention.
Fig. 3 is a PLC switching value I/O expansion module electrical schematic diagram of the present invention.
Fig. 4 is a PLC analog quantity input/output module electrical schematic diagram of the present invention.
Fig. 5 is solenoid valve control circuit figure of the present invention.
Fig. 6 is an oil pump control loop circuit diagram of the present invention.
Fig. 7 is circuit for controlling motor figure of the present invention.
Fig. 8 is control circuit for heater figure of the present invention
Fig. 9 is a switch board panel layout of the present invention
Figure 10 is a PLC menu of the present invention
Embodiment
Below in conjunction with accompanying drawing and enforcement in detail the present invention is described in detail.
As shown in Figure 1, the electric automatization control device that is applied to heavy hydraulic press that present embodiment provides is made up of input, control computing, output and demonstration touch-screen four major parts, wherein:
1. the importation is detected three parts by operation knob, switching value input and analog signals and is formed.Action button deals with an urgent situation by manually carrying out manual operation.Input is that the sensor of system is monitored the working condition of heavy hydraulic press automatically, in case abnormal conditions occur, alarm operator at once, and carry out corresponding fault pre-service handles as emergency stop, thereby avoids the generation of accident.
2. controlling arithmetic section is core with the PLC controller, finishes input, processing, control output.The PLC controller function is powerful, and antijamming capability is strong.Its input interface comprises: heavy hydraulic press action button signal input interface and detection signal input interface; Its output interface comprises: control main circuit signal output interface, control electromagnetic valve signal output interface and control ratio valve analog signals output interface.
3. output comprises oil pump device, hydraulic means and proportional valve control.Oil pump device sends instruction by the signal controlling main circuit of PLC output to motor, finishes the startup of oil pump and stops.Hydraulic means is a stationary installation, by the given signal of PLC controller, through the solenoid control hydraulically operated equipment (HOE), to master cylinder and auxiliary cylinders pressurization, to finish the processing to sheet material.Difference by the dynamic control ratio valve opening of PLC output analog quantity, is used for controlling the main pump flow to proportional valve control with the difference of work operating mode.
4. show that touch-screen HMI is connected with PLC through the MPI communication cable, show that touch-screen carries out real time data demonstration, real-time curve demonstration, warning, parameter setting, device control, equipment running status demonstration etc. to hydropress.
Shown in Fig. 2,3,4, the signal input interface of PLC controller establishes 32 the tunnel altogether, X1-X7 local anxious SB1 (the other anxious SB2 that stops of machine), the other manually SA3 of machine, the other semi-automatic SA3 of machine, the other manual depression SB3 of machine, the other manually backhaul SB4 of machine, the other semi-automatic beginning SB5 of machine, the other semi-automatic SB6 of stopping of machine of stopping on totally 7 tunnel corresponding heavy hydraulic press electrical control cabinets and the other control box of machine wherein, Fig. 9 has provided heavy hydraulic press control device electrical control cabinet guidance panel arrangenent diagram; X8-X11 is the feedback signal of the KM1-KM4 of totally 4 tunnel corresponding motor controlling cabinets, when PLC controls output to Y1-Y4, control device controlled the feedback of output signal; X12-X15 is totally 4 tunnel corresponding soft start fault-signal RQ, service pump heat alarm JR1, ebullator heat alarm JR 2, control pump heat alarm JR 3, when oil pump breaks down, sends signal to control device by this 4 road signal; X16-X19 is the input of four detection module XK4-XK7 of totally 4 tunnel corresponding heavy hydraulic press position-detection sensors, when heavy hydraulic press runs to assigned address, just can the trigger position sensor, and send signal to control device by this 4 road signal; X20-X22 when butterfly valve is not opened, sends signal to control device by this 3 road signal totally 3 the tunnel corresponding to the spacing XK1 of main pump butterfly valve, the spacing XK2 of service pump butterfly valve, the spacing XK3 of ebullator butterfly valve on the fuel tank, is used for limiting the oil pump operation; X23-X26 is totally 4 the tunnel corresponding to the stifled signal FR1 of high pressure filter on the fuel tank, recursive filter 1 stifled signal FR2, recursive filter 2 stifled signal FR3, the stifled signal FR4 of controlled filter device, when plugged filter takes place, send signal to control device by this 4 road signal; The corresponding oily Wen Wendu ST of X31, the oil temperature sends control device to by this road signal; The corresponding fuel level in tank SL of X32, the oil level height sends control device to by this road signal; X27-X30 is totally 4 the tunnel corresponding to main pump pressure input SP1, control-oil pressure input SP2, auxiliary cylinders pressure input SP3, master cylinder pressure input SP4 on the heavy hydraulic press oil pipe, and the oil pressure value at each position sends control device to by this 4 road signal.
The signal output interface of PLC controller totally 21 tunnel, wherein Y1-Y4 totally 4 the tunnel is control main circuit signal output interface, and corresponding contactor KM1-KM4 finishes the start stop operation of touch-screen control picture to oil pump, Fig. 6 has provided oil pump control loop circuit diagram, and Fig. 7 has provided circuit for controlling motor figure; Y5-Y17 totally 13 the tunnel is the control electromagnetic valve signal output interface, and corresponding solenoid valve DT1-DT13 finishes the control output of X16-X19, X30 input detection signal respectively, and Fig. 5 has provided solenoid control output circuit figure.Its direct controlling object is a solenoid valve, and the combination control by to solenoid valve has realized heavy hydraulic press PLC output function shown in Figure 10.Y18 is the control electromagnetic valve signal output interface, and corresponding solenoid valve DT14 finishes the automatic control output to X31 input detection signal; Y19, Y21 (analog quantity) totally 2 the tunnel are control ratio valve signal output interface, finish the control of Comparative Examples valve; Y20 corresponding to contactor KM5, finishes the automatic control output to X31 input detection signal for control main circuit signal output interface, and Fig. 8 has provided control circuit for heater figure.
Show that touch-screen HMI has 5 pictures, main operation picture is finished the demonstration of totally 53 tunnel inputs, output signal to X1-X32, Y1-Y21; The control picture is finished the totally 6 tunnel manual start and stop controls corresponding to main pump, service pump, ebullator, control pump, cooling water valve, well heater to Y1-Y4, Y18, Y20, and corresponding input, output signal are shown; Analog quantity curve picture is finished the curve display to the output of X27-X32 analog quantity; The warning picture is finished the alarm indication of totally 8 road input signals and other resultant fault to X12-X15, X23-X26; Parameter is provided with picture and finishes setting to the PLC operational factor.
Claims (1)
1. electric automatization control device that is applied to heavy hydraulic press, it is with the PLC controller and show that touch-screen is a core, the application software stores of finishing input, calculating, processing, control output is in the storer of PLC, show that touch-screen and PLC carry out the exchange of data by the MPI data line, the input interface of this PLC controller comprises: the action button signal input interface of heavy hydraulic press, and this action button is by manually carrying out manual operation; The detection signal input interface, this detection signal is provided by the sensor that is arranged on each the equipment work situation of detection press in the heavy hydraulic press system; The output interface of this PLC controller comprises: control main circuit signal output interface, and the signal output part of this main circuit is connected with the starter motor of oil pump device, startup well heater input end; The control electromagnetic valve signal output interface, this solenoid valve be connected for the hydraulic means of heavy hydraulic press processing service; Control ratio valve signal output interface, this proportioning valve is connected with the main pump device; The display window of this demonstration touch-screen comprises: armamentarium running status master moves picture; Manually picture is controlled in control oil pump, well heater, cooling water valve start and stop; Dynamic display simulation discharge curve picture; Show and record alarm content and time warning picture; The parameter that the heavy hydraulic press running parameter is set is provided with picture; It is characterized in that:
A. the signal input interface of this PLC controller totally 32 the tunnel, X1-X7 local anxious SB1, other anxious SB2, the other manually SA3 of machine, the other semi-automatic SA3 of machine, the other manual depression SB3 of machine, the other manually backhaul SB4 of machine, the other semi-automatic beginning SB5 of machine, the other semi-automatic SB6 of stopping of machine of stopping of machine of stopping on totally 7 tunnel corresponding heavy hydraulic press electrical control cabinets and the other control box of machine wherein, wherein local anxious stop SB1, the other anxious shared interface of SB2 that stops of machine, the signal of totally 7 dataway operation pushbutton switch amounts input; X8-X15 is main pump contactor signal KM1, service pump contactor signal KM2, ebullator contactor signal KM3, control pump contactor signal KM4, soft start fault-signal RQ, service pump heat alarm JR1, ebullator heat alarm JR2, control pump heat alarm JR3 totally 8 tunnel operation feedback switch amount signal inputs of totally 8 tunnel corresponding motor controlling cabinets; X16-X19 is the input of four detection module XK4-XK7 of totally 4 tunnel corresponding heavy hydraulic press position-detection sensors; X20-X26, X31-X32 totally 9 the tunnel corresponding to the spacing XK1 of main pump butterfly valve, the spacing XK2 of service pump butterfly valve on the fuel tank, the spacing XK3 of ebullator butterfly valve, the stifled signal FR1 of high pressure filter, recursive filter 1 stifled signal FR2, recursive filter 2 stifled signal FR3, controlled filter device stifled signal FR4, oily Wen Wendu ST (analog quantity), fuel level in tank SL (analog quantity) input of totally 7 way switch amount signals and 2 road analog signalses are imported; X27-X30 is totally 4 the tunnel corresponding to main pump pressure input SP1, control-oil pressure input SP2, auxiliary cylinders pressure input SP3, master cylinder pressure input SP4 totally 4 road analog signalses input on the heavy hydraulic press oil pipe;
B. the signal output interface of this PLC controller totally 21 the tunnel, wherein Y1-Y4 totally 4 the tunnel is control main circuit signal output interface, corresponding contactor KM1-KM4, finish the control output of touch-screen control picture input signal, the start-stop of control main pump motor, service pump motor, ebullator electricity face, control pump motor; Y5-Y17 totally 13 the tunnel is the control electromagnetic valve signal output interface, and corresponding solenoid valve DT1-DT13 finishes the control output of X16-X19, X30 input detection signal respectively; Y18 is the control electromagnetic valve signal output interface, and corresponding solenoid valve DT14 finishes the control output to X31 input detection signal and touch-screen control picture input signal; Y19, Y21 (analog quantity) totally 2 the tunnel are control ratio valve signal output interface, finish the control of Comparative Examples valve; Y20 corresponding to contactor KM5, finishes the control output to X31 input detection signal and touch-screen control picture input signal for control main circuit signal output interface;
C. this demonstration touch-screen has 5 pictures, and main operation picture is finished X1-X26 26 way switch amounts input, X27-X32 6 tunnel analog quantitys input, Y1-Y20 20 way switch amounts output, the Y21 demonstration of 1 tunnel analog quantity output totally totally totally totally; The control picture is finished totally 6 tunnel start and stop controls corresponding to main pump M1, service pump M2, ebullator M3, control pump M4, cooling water valve, well heater to Y1-Y4, Y18, Y20, and corresponding input, output signal are shown; Analog quantity curve picture is finished the curve display of totally 6 tunnel analog quantitys output to X27-X32; The warning picture is finished the alarm indication of totally 8 road input signals and other resultant fault to X12-X15, X23-X26; Parameter is provided with picture, finishes the setting to the PLC operational factor.
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| CN2008100973049A CN101271322B (en) | 2008-05-12 | 2008-05-12 | Electric automatization control device used for heavy hydraulic press |
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| CN2008100973049A CN101271322B (en) | 2008-05-12 | 2008-05-12 | Electric automatization control device used for heavy hydraulic press |
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| CN101271322A CN101271322A (en) | 2008-09-24 |
| CN101271322B true CN101271322B (en) | 2010-06-02 |
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Effective date of registration: 20200518 Address after: 064000 Hebei province Fengrun District No. 16 Tangshan City road of happiness Patentee after: CHINA 22MCC GROUP CORPORATION Ltd. Address before: 064000 Hebei province Fengrun District No. 16 Tangshan City road of happiness Patentee before: MCC JINGTANG CONSTRUCTION Co.,Ltd. |
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