CN106825310A - A kind of safety-type servo-pressing machine control system - Google Patents
A kind of safety-type servo-pressing machine control system Download PDFInfo
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- CN106825310A CN106825310A CN201710243897.4A CN201710243897A CN106825310A CN 106825310 A CN106825310 A CN 106825310A CN 201710243897 A CN201710243897 A CN 201710243897A CN 106825310 A CN106825310 A CN 106825310A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/26—Programme control arrangements
Abstract
The invention discloses a kind of safety-type servo-pressing machine control system of forcing press, including servo control unit, PLC control unit and power control unit；The servo control unit includes the main transmission servo controller, water cooling unit, mode transfer motor, electronic pump motor and the multifunction electric meter that are connected on three phase mains, and PLC gathers the actuating signal of each corresponding device, and sends the control signal of control corresponding device；The power control unit includes control transformer; control the preceding termination exchange 380V power supplys of transformer; control the rear end output alternating current 220V voltage of transformer; the rear end of transformer is controlled to be connected with 220V sockets, brake control valve, photoelectric protector, lighting pilot lamp and the power supply that opens the light; the present invention improves the operating efficiency of forcing press; also so that its work is more safe and reliable, can be with servo-pressing machine.
Description
Technical field
The present invention relates to a kind of forcing press, more particularly to a kind of servo-pressing machine.
Background technology
In plate stamping processing, the precision of workpiece is also subject in addition to being influenceed by Sheet Metal Forming Technology and stamping mold
As caused by the factors such as forcing press mechanical structure, material property, slider guide, cooling and lubricating and control mode as rigidity and
The influence of the forcing press combination property such as heat endurance.And press ram bottom dead centre precision is then the direct of forcing press combination property
Embody.
The influence of drawing velocity and operating temperature is frequently subjected in punch process, bottom dead center of slider is produced larger drift
Move, cause precision of stamping parts to substantially reduce, or even damage machine tool and work mould.In order to ensure that punch process is normally entered
OK, it is necessary to shut down detection bottom dead center of slider displacement every now and then, manually bottom dead center of slider position is adjusted, largely effect on production
Efficiency and crudy.
The content of the invention
It is an object of the invention to provide a kind of safety-type servo-pressing machine control system so that its work is safer, can
Lean on, also improve operating efficiency.
The object of the present invention is achieved like this：A kind of safety-type servo-pressing machine control system, including SERVO CONTROL list
Unit, PLC control unit and power control unit；
The servo control unit includes being connected to main transmission servo controller on three phase mains, water cooling unit, mode transfer electricity mechanical, electrical
Dynamic pump motor and multifunction electric meter, the output end of main transmission servo controller are connected with main transmission servomotor, and main transmission is watched
Take controller and also enter row data communication with slider displacement sensor, PLC control unit, the main transmission servo controller is also with
Between relay be connected；
The PLC control unit includes PLC, the driving power supply end connection alternating current 220V power supply of PLC；The control power end of PLC connects
Direct current 24V power supplys are connect, PLC gathers the actuating signal of each corresponding device, and sends the control signal of control corresponding device；
The power control unit includes control transformer, controls the preceding termination exchange 380V power supplys of transformer, controls transformer
Rear end output alternating current 220V voltage, as alternating current 220V power supply, control the rear end of transformer to be connected with 220V sockets, brake
Control valve, photoelectric protector, lighting pilot lamp and the power supply that opens the light.
Used as further restriction of the invention, the main transmission servo-driver is from remittance river IS650NT series of servo controls
Device processed, the PLC selections remittance river H2U-3232MTQ types PLC.
Used as further restriction of the invention, the power input of the main transmission servo controller is connected to through reactor
On three phase mains, the ETHERCAT input ports of the main transmission servo controller meet PLC, the main transmission servo controller
ETHERCAT output ports connect slider displacement sensor, are passed through between the DI1 ports of the main transmission servo controller and COM port
3rd auxiliary reclay normally opened contact KA3-1 is connected, and is passed through between the STU ports of the main transmission servo controller and COM port
First auxiliary reclay normally opened contact KA1-1 is connected, and the D01+ ports of the main transmission servo controller connect the X25 terminals of PLC,
The D02+ ports of the main transmission servo controller meet the 4th auxiliary reclay coil KA4 of concatenation and are followed by direct current 24V positive sources,
Main transmission servo controller D01-, D02- ports connect direct current 24V power cathodes；
The water cooling unit connects exchange 380V three phase mains through the 4th contactor normally opened contact KM4-1, and the mode transfer motor is by the
Five contactor normally opened contact KM5-1, the 6th contactor normally opened contact KM6-1 connect exchange 380V three phase mains, and the 5th contactor is normal
Open contact KM5-1, the 6th contactor normally opened contact KM6-1 and control mode transfer motor forward and backward respectively, the electronic pump motor is through
Seven contactor normally opened contact KM7-1 connect three phase mains, are all provided between water cooling unit, mode transfer motor, electronic pump motor and three phase mains
It is equipped with breaker；
The multifunction power table input is connected on three phase mains, and the multifunction power table output end is connected with PLC, defeated
Go out alternating current 220V power supply to PLC.
Used as further restriction of the invention, the ethernet port of the PLC connects touch-screen, and 485 communication interfaces of PLC connect
Electronics digital indicator, the CANOPEN interface bent axle encoders of PLC；
The X02 terminals concatenation SR SB1 of PLC is followed by direct current 24V power cathodes；
The X03 terminals concatenation servo of PLC enables button SB2 and is followed by direct current 24V power cathodes；
X03, X04 terminal concatenation synchronous servo motor controlling switch SA2 of PLC are followed by direct current 24V power cathodes
The X07 terminals concatenation air pressure monitor pressure switch SP1 of PLC is followed by direct current 24V power cathodes；
X10, X11, X12, X13, X14 terminal concatenation controlling switch SA1 of PLC are followed by direct current 24V power cathodes；
The X15 terminals concatenation travel switch SQ2 of PLC is followed by direct current 24V power cathodes；
The X16 terminals concatenation both hands operation button SB5 of PLC is followed by direct current 24V power cathodes；
The X17 terminals concatenation both hands operation button SB6 of PLC is followed by direct current 24V power cathodes；
The X20 terminals of PLC concatenate continuous preset button SB7 and are followed by direct current 24V power cathodes；
The X21 terminals of PLC concatenate continuous stop button SB8 and are followed by direct current 24V power cathodes；
The X22 terminals concatenation lubrication monitoring travel switch SQ3 of PLC is followed by direct current 24V power cathodes；
The X23 terminals of PLC concatenate the 5th auxiliary reclay normally opened contact KA5-1 and are followed by direct current 24V power cathodes；
The X24 terminals concatenation water cooling unit fault trip switch SQ4 of PLC is followed by direct current 24V power cathodes；
The X26 terminals concatenation misdelivery detection travel switch SQ5 of PLC is followed by direct current 24V power cathodes；
The X27 terminals concatenation end material detection travel switch SQ6 of PLC is followed by direct current 24V power cathodes；
The X30 terminals concatenation electrothermal relay of PLC, mode transfer selecting switch SA4 are followed by direct current 24V power cathodes；
The X31 terminals concatenation mode transfer of PLC rises button SB3 and is followed by direct current 24V power cathodes；
The X32 terminals concatenation mode transfer of PLC declines button SB4 and is followed by direct current 24V power cathodes；
The X33 terminals concatenation mode transfer upper limit travel switch SQ7 of PLC is followed by direct current 24V power cathodes；
The X34 terminals concatenation mode transfer lower bound range switch SQ8 of PLC is followed by direct current 24V power cathodes；
The Y06 terminals of PLC concatenate the second auxiliary reclay coil KA2 and are followed by direct current 24V positive sources；
The Y10 terminals concatenation servo of PLC enables indicator lamp HL2 and is followed by direct current 24V positive sources；
The Y11 terminals concatenation operation ready light HL3 of PLC is followed by direct current 24V positive sources；
The continuous preset indicator lamp HL4 of Y12 terminals concatenation of PLC is followed by direct current 24V positive sources；
The Y14 terminals concatenation air pressure deficiency indicator lamp HL6 of PLC is followed by direct current 24V positive sources；
The Y15 terminals concatenation abnormal alarm indicator lamp HL7 of PLC is followed by direct current 24V positive sources；
The Y17 terminals of PLC concatenate the first auxiliary reclay coil KA1 and are followed by direct current 24V positive sources；
The corresponding COM terminals of Y06, Y10, Y11, Y12, Y14, Y15, Y17 terminal of PLC connect direct current 24V power cathodes；
The Y30 terminals concatenation of PLC is blown part magnetic valve YV3 and is followed by alternating current 220V positive source；
The Y31 terminals concatenation air driven pump control magnetic valve YV2 of PLC is followed by alternating current 220V positive source；
The Y32 terminals of PLC concatenate the 7th contactor coil KM7 and are followed by alternating current 220V positive source；
The Y33 terminals of PLC concatenate the 6th contactor coil KM6 and are followed by alternating current 220V positive source；
The Y34 terminals of PLC concatenate the 5th contactor coil KM5 and are followed by alternating current 220V positive source；
The Y35 terminals of PLC concatenate the 4th contactor coil KM4 and are followed by alternating current 220V positive source；
The corresponding COM terminals of Y31, Y32, Y33, Y34, Y35 terminal of PLC connect alternating current 220V power cathode.
Used as further restriction of the invention, the control transformer exports alternating current 220V power supply, control transformer output
Be connected to electrothermal relay QF4 and controlling switch SA3 on positive pole, first contactor coil KM1 be connected on alternating current 220V power positive cathode it
Between；
The 220V sockets and electrothermal relay QF5 are serially connected between alternating current 220V power positive cathode；
After the brake control valve the 5th auxiliary reclay KA5 coils of parallel connection with the 4th auxiliary reclay normally opened contact KA4-1,
3rd auxiliary reclay normally opened contact KA3-1, that the second auxiliary reclay normally opened contact KA2-1 is serially connected in alternating current 220V power supply is positive and negative
Between pole；
The photoelectric protector FLE is serially connected between alternating current 220V power positive cathode；
Mould area illuminating lamp and controlling switch SA6 are serially connected between alternating current 220V power positive cathode；
The Switching Power Supply includes first switch power supply and second switch power supply, and the first switch power supply is connected on alternating current 220V electricity
Between the both positive and negative polarity of source, first switch power supply output direct current 24V power supplys, dc source indicator lamp is connected on direct current 24V power positive cathodes
Between, the 3rd auxiliary reclay coil KA3 and panel button SB4, push-button station SB10 are serially connected in direct current 24V power positive cathodes
Between, touch-screen power input is terminated between direct current 24V power positive cathodes；Second switch power supply is being connected on alternating current 220V power supply just
Between negative pole, second switch power supply is powered for capacitive fan.
Compared with prior art, the beneficial effects of the present invention are：
（1）ETHERCAT is communicated；Ultrahigh speed control is realized using ETHERCAT communications between PLC, servo controller, displacement transducer
Loop processed, arranges value and control data are provided to motor shaft, and report their physical location and state, and the technology ensure that this
Lock in time deviation between a little axles is less than 1 microsecond；
（2）CANOPEN is communicated；Communicated using CANOPEN between Programmable Logic Controller, bent axle encoder；Due to the thing of CANOPEN
Reason layer is highly stable, and flexibly, compatibility is high, the advantages of interoperability manipulation is high, is mainly used to realize press crankshaft encoder
Data link layer is reliable to be read in real time；
（3）Ethernet communication；Ethernet communication is used between Programmable Logic Controller, touch-screen, due to Ethernet in a local network
It is the most extensive, and the type of cable and credit number processing method for using, its high reliability, it is mainly used in touch-screen real
When, quickly display machine tool action state, and associative operation instruction；
（4）RS485 is communicated；Communicated using RS485 between Programmable Logic Controller, electronics digital indicator, RS485 is now commonly used
A kind of cloth net mode, implement it is simple and convenient, be mainly used to read in real time the height of packing compact parameter of forcing press and realize automatic school
Quasi- function；
（5）The double loop Redundant Control of servo-driver operation；Primary Ioops Programmable Logic Controller passes through ETHERCAT communication modes
To issue various operating instructions to servo-driver, secondary circuit Programmable Logic Controller drives auxiliary reclay KA1 by output end
Work, then the input STU terminals of servo-driver, only communication and outside are accessed by the normally opened auxiliary contact of relay KA1
In the case of signal is effective, driver could work, and drive the operating of servomotor forward and backward, be prevented effectively from because communication is dry
Disturbing or failing causes servo-driver uncontrolled；
（6）The protection device of brake；In the state of forcing press is static, brake is constantly in band-type brake state, and forcing press is not
Work can be run, when forcing press normal work, Programmable Logic Controller sends run signal to servo-driver, while output end
Drive auxiliary reclay KA2 work；After servo-driver receives Programmable Logic Controller work order, middle relay is driven first
Device KA4 works, then provides operation instruction to servomotor；When the second auxiliary reclay KA2 and the 4th auxiliary reclay KA4 simultaneously
After work, its auxiliary normally opened contact is respectively closed, and now brake control valve energization work is disengaged, servomotor operating；Work as work
After making order fulfillment, auxiliary reclay KA2 and auxiliary reclay KA4 are stopped, and its auxiliary normally opened contact disconnects, brake control
Valve power-off processed stops, and band-type brake action is carried out immediately, and servomotor is controlled from outside reliably；
（7）Displacement transducer；This displacement transducer distinguishes two parts, and a part is displacement transducer chi, and two parts are positioning magnetic
Block；Displacement transducer chi is installed on fuselage right column inner side, and positioning magnetic patch is installed on sliding block side, and displacement transducer passes through
ETHERCAT communication real-time detections read sliding block physical location amount, are carried out at data calculating by Programmable Logic Controller internal processes
Reason, the sliding block physical location detected with bent axle encoder is contrasted, and if there is error, emergent stopping control is carried out immediately,
And alarm indication, realize the closed-loop control of servo-pressing machine control system；
（8）Emergency braking device；Emergency stop push button is linked into three electric control circuits, after button emergency stop push button, one
It is PLC inputs, disconnecting output end signal by internal processes controls, and servo work order stops；Two is that servo controller is defeated
Enter end, directly control servo controller to stop；Three is brake control valve control loop, and brake control valve power-off, report lock is moved
Make；
（9）Photoelectric protection safety device；Photoelectric protector signal is linked into PLC inputs, during forcing press is descending, inspection
When survey someone or thing enter into sliding block danger zone, emergent stopping control, and alarm indication are carried out immediately；
（10）Device one key positioning function of height；Electronics digital indicator is communicated by RS485 and is connected with Programmable Logic Controller, energization shape
Real-time detection reads height of packing compact parameter value under state, and when adjusting apparatus height value is needed, on " target location " right side, data are write
Enter frame setting need height, then click on " key positioning " key, lead into internal processes carry out desired value carried out with actual value it is right
Than meeting is from current height of packing compact value automatic running to target set point.
Brief description of the drawings
Fig. 1 is structural principle block diagram of the present invention.
Fig. 2 is present invention control elementary diagram.
Fig. 3 is servo control unit control principle drawing in the present invention.
Fig. 4 is PLC control unit control principle drawing in the present invention.
Fig. 5 is power control unit control principle drawing in the present invention.
Specific embodiment
A kind of safety-type servo-pressing machine control system as Figure 1-5, including servo control unit, PLC control is single
Unit and power control unit；
The servo control unit includes being connected to main transmission servo controller on three phase mains, water cooling unit, mode transfer electricity mechanical, electrical
Dynamic pump motor and multifunction electric meter, the output end of main transmission servo controller are connected with main transmission servomotor, and main transmission is watched
Take controller and also enter row data communication with slider displacement sensor, PLC control unit, the main transmission servo controller is also with
Between relay be connected, the main transmission servo-driver is from converging river IS650NT series of servo controllers, the main transmission servo
The power input of controller is connected on three phase mains through reactor, the ETHERCAT inputs of the main transmission servo controller
Port meets PLC, and the ETHERCAT output ports of the main transmission servo controller connect slider displacement sensor, and the main transmission is watched
Take and be connected through the 3rd auxiliary reclay normally opened contact KA3-1 between the DI1 ports of controller and COM port, the main transmission is watched
Take and be connected through the first auxiliary reclay normally opened contact KA1-1 between the STU ports of controller and COM port, the main transmission is watched
The D01+ ports for taking controller connect the X25 terminals of PLC, and the D02+ ports of the main transmission servo controller are connect in the middle of concatenation the 4th
Relay coil KA4 is followed by direct current 24V positive sources, and main transmission servo controller D01-, D02- ports connect direct current 24V electricity
Source negative pole；The water cooling unit connects exchange 380V three phase mains through the 4th contactor normally opened contact KM4-1, and the mode transfer motor passes through
5th contactor normally opened contact KM5-1, the 6th contactor normally opened contact KM6-1 connect exchange 380V three phase mains, the 5th contactor
Normally opened contact KM5-1, the 6th contactor normally opened contact KM6-1 control mode transfer motor forward and backward, the electronic pump motor warp respectively
7th contactor normally opened contact KM7-1 connects three phase mains, between water cooling unit, mode transfer motor, electronic pump motor and three phase mains
It is provided with breaker；The multifunction power table input is connected on three phase mains, the multifunction power table output end with
PLC is connected, and exports alternating current 220V power supply to PLC；
The PLC control unit includes PLC, the driving power supply end connection alternating current 220V power supply of PLC；The control power end of PLC connects
Direct current 24V power supplys are connect, PLC gathers the actuating signal of each corresponding device, and send the control signal of control corresponding device, it is described
PLC connects touch-screen from converging the ethernet port of river H2U-3232MTQ types PLC, the PLC, and 485 communication interfaces of PLC connect electricity
Sub- digital indicator, the CANOPEN interface bent axle encoders of PLC；
The X02 terminals concatenation SR SB1 of PLC is followed by direct current 24V power cathodes；
The X03 terminals concatenation servo of PLC enables button SB2 and is followed by direct current 24V power cathodes；
X03, X04 terminal concatenation synchronous servo motor controlling switch SA2 of PLC are followed by direct current 24V power cathodes
The X07 terminals concatenation air pressure monitor pressure switch SP1 of PLC is followed by direct current 24V power cathodes；
X10, X11, X12, X13, X14 terminal concatenation controlling switch SA1 of PLC are followed by direct current 24V power cathodes；
The X15 terminals concatenation travel switch SQ2 of PLC is followed by direct current 24V power cathodes；
The X16 terminals concatenation both hands operation button SB5 of PLC is followed by direct current 24V power cathodes；
The X17 terminals concatenation both hands operation button SB6 of PLC is followed by direct current 24V power cathodes；
The X20 terminals of PLC concatenate continuous preset button SB7 and are followed by direct current 24V power cathodes；
The X21 terminals of PLC concatenate continuous stop button SB8 and are followed by direct current 24V power cathodes；
The X22 terminals concatenation lubrication monitoring travel switch SQ3 of PLC is followed by direct current 24V power cathodes；
The X23 terminals of PLC concatenate the 5th auxiliary reclay normally opened contact KA5-1 and are followed by direct current 24V power cathodes；
The X24 terminals concatenation water cooling unit fault trip switch SQ4 of PLC is followed by direct current 24V power cathodes；
The X26 terminals concatenation misdelivery detection travel switch SQ5 of PLC is followed by direct current 24V power cathodes；
The X27 terminals concatenation end material detection travel switch SQ6 of PLC is followed by direct current 24V power cathodes；
The X30 terminals concatenation electrothermal relay of PLC, mode transfer selecting switch SA4 are followed by direct current 24V power cathodes；
The X31 terminals concatenation mode transfer of PLC rises button SB3 and is followed by direct current 24V power cathodes；
The X32 terminals concatenation mode transfer of PLC declines button SB4 and is followed by direct current 24V power cathodes；
The X33 terminals concatenation mode transfer upper limit travel switch SQ7 of PLC is followed by direct current 24V power cathodes；
The X34 terminals concatenation mode transfer lower bound range switch SQ8 of PLC is followed by direct current 24V power cathodes；
The Y06 terminals of PLC concatenate the second auxiliary reclay coil KA2 and are followed by direct current 24V positive sources；
The Y10 terminals concatenation servo of PLC enables indicator lamp HL2 and is followed by direct current 24V positive sources；
The Y11 terminals concatenation operation ready light HL3 of PLC is followed by direct current 24V positive sources；
The continuous preset indicator lamp HL4 of Y12 terminals concatenation of PLC is followed by direct current 24V positive sources；
The Y14 terminals concatenation air pressure deficiency indicator lamp HL6 of PLC is followed by direct current 24V positive sources；
The Y15 terminals concatenation abnormal alarm indicator lamp HL7 of PLC is followed by direct current 24V positive sources；
The Y17 terminals of PLC concatenate the first auxiliary reclay coil KA1 and are followed by direct current 24V positive sources；
The corresponding COM terminals of Y06, Y10, Y11, Y12, Y14, Y15, Y17 terminal of PLC connect direct current 24V power cathodes；
The Y30 terminals concatenation of PLC is blown part magnetic valve YV3 and is followed by alternating current 220V positive source；
The Y31 terminals concatenation air driven pump control magnetic valve YV2 of PLC is followed by alternating current 220V positive source；
The Y32 terminals of PLC concatenate the 7th contactor coil KM7 and are followed by alternating current 220V positive source；
The Y33 terminals of PLC concatenate the 6th contactor coil KM6 and are followed by alternating current 220V positive source；
The Y34 terminals of PLC concatenate the 5th contactor coil KM5 and are followed by alternating current 220V positive source；
The Y35 terminals of PLC concatenate the 4th contactor coil KM4 and are followed by alternating current 220V positive source；
The corresponding COM terminals of Y31, Y32, Y33, Y34, Y35 terminal of PLC connect alternating current 220V power cathode；
The power control unit includes control transformer, controls the preceding termination exchange 380V power supplys of transformer, controls transformer
Rear end output alternating current 220V voltage, as alternating current 220V power supply, control the rear end of transformer to be connected with 220V sockets, brake
Control valve, photoelectric protector, lighting pilot lamp and the power supply that opens the light, the control transformer export alternating current 220V power supply, control
Electrothermal relay QF4 and controlling switch SA3 is connected on transformer output cathode processed, first contactor coil KM1 is connected on alternating current 220V
Between power positive cathode；The 220V sockets and electrothermal relay QF5 are serially connected between alternating current 220V power positive cathode；The braking
With the 4th auxiliary reclay normally opened contact KA4-1, the 3rd middle relay after device control valve the 5th auxiliary reclay KA5 coils of parallel connection
Device normally opened contact KA3-1, the second auxiliary reclay normally opened contact KA2-1 are serially connected between alternating current 220V power positive cathode；It is described
Photoelectric protector FLE is serially connected between alternating current 220V power positive cathode；Mould area illuminating lamp is serially connected in controlling switch SA6
Between alternating current 220V power positive cathode；The Switching Power Supply includes first switch power supply and second switch power supply, and described first opens
Powered-down source is connected between alternating current 220V power positive cathode, and first switch power supply output direct current 24V power supplys, dc source indicator lamp connects
Between direct current 24V power positive cathodes, the 3rd auxiliary reclay coil KA3 is concatenated with panel button SB4, push-button station SB10
Between direct current 24V power positive cathodes, touch-screen power input is terminated between direct current 24V power positive cathodes；Second switch electricity
Source is connected between alternating current 220V power positive cathode, and second switch power supply is powered for capacitive fan.
Control process of the invention includes：
Three phase mains loop：Three phase mains accesses breaker of plastic casing, after being protected through breaker of plastic casing, by the electric current of multifunctional meter
Transformer incoming transport reactor（Current transducer signal accesses multifunctional meter）, line voltage is limited by AC reactor
The rush of current that mutation and switching overvoltage cause, effectively protects servo-driver, prevents the interference from power network, Ran Houjie
Enter servo-driver, by the control of servo-driver, finally access servomotor, servo-driver is connected to capacitive, is used for
The regeneration high voltage that absorption pressure machine is produced when working.
Control loop：ETHERCAT ports cause ETHERCAT IN ends in servo-driver by private cable in PLC
Mouthful, then slider displacement sensor mouthful caused from servo-driver ETHERCAT OUT terminals by private cable；PLC technology
During ethernet port causes touch-screen by private cable in device；RS485 is drawn port by private cable in Programmable Logic Controller
Into electronics digital indicator；During CANOPEN ports cause bent axle encoder by private cable in Programmable Logic Controller；Servo-drive
Device output end DO1+ accesses Programmable Logic Controller input using multiply copper core；Photoelectric protector, operation button, operation are pressed
Button status signal, scram button Programmable Logic Controller input is caused by multiply copper core；Programmable Logic Controller output end is led to
Cross multiply copper core and be respectively led into center-off device KA1, KA2, indicator lamp HL1, HL2, HL3；To be started using multiply copper core
The auxiliary normally opened contact of signal auxiliary reclay KA1 causes servo-driver input STU, by jerk auxiliary reclay KA3's
Auxiliary normally opened contact causes servo-driver input DI1, and the brake opening relay KA2 of Programmable Logic Controller signal is normally opened
Contact, the braking of servo-driver signal are opened relay KA4 normally opened contacts, jerk relay KA3 normally opened contacts series winding and are followed by
Enter actuator valve YV1 and auxiliary reclay KA5；Auxiliary reclay KA5 normally opened contacts are connected to Programmable Logic Controller input.
Operation principle：After forcing press three phase mains is powered, servo-driver three-phase electricity source is powered, and Programmable Logic Controller leads to
Electricity, first checks that ETHERCAT, Ethernet, RS485, CANOPEN communication are normal；Reexamine Programmable Logic Controller input photoelectricity guarantor
Shield device, operation button the feedback signal such as status signal, scram button, servo-drive it is normal；Reexamine bent axle encoder and displacement
Sensor actual value is consistent；Then pressure presses " operation button " SB5, SB6, and after input detects run signal, first connecting to compile
In range controller brake open the second auxiliary reclay KA2, be then turn on servo operation signal the first auxiliary reclay KA1 and
ETHERCAT communication operating instruction signals are sent, servo-driver provides servo drive after double loop receives run signal
Brake opens relay KA4 signals in dynamic device, and after relay KA2 and KA4 are turned on, actuator valve is opened, middle relay
Device KA5 is connected, and Programmable Logic Controller is fed back to by KA5 normally opened contacts, and Programmable Logic Controller receives brake opening signal, root
Mode of operation is set according to input, servomotor work order is provided by double loop, forcing press starts by setting mode of operation
Work.
The invention is not limited in above-described embodiment, on the basis of technical scheme disclosed by the invention, the skill of this area
Art personnel are according to disclosed technology contents, it is not necessary to which performing creative labour just can make one to some of which technical characteristic
A little to replace and deform, these are replaced and deform within the scope of the present invention.
Claims (5)
1. a kind of safety-type servo-pressing machine control system, it is characterised in that including servo control unit, PLC control unit with
And power control unit；
The servo control unit includes being connected to main transmission servo controller on three phase mains, water cooling unit, mode transfer electricity mechanical, electrical
Dynamic pump motor and multifunction electric meter, the output end of main transmission servo controller are connected with main transmission servomotor, and main transmission is watched
Take controller and also enter row data communication with slider displacement sensor, PLC control unit, the main transmission servo controller is also with
Between relay be connected；
The PLC control unit includes PLC, the driving power supply end connection alternating current 220V power supply of PLC；The control power end of PLC connects
Direct current 24V power supplys are connect, PLC gathers the actuating signal of each corresponding device, and sends the control signal of control corresponding device；
The power control unit includes control transformer, controls the preceding termination exchange 380V power supplys of transformer, controls transformer
Rear end output alternating current 220V voltage, as alternating current 220V power supply, control the rear end of transformer to be connected with 220V sockets, brake
Control valve, photoelectric protector, lighting pilot lamp and the power supply that opens the light.
2. a kind of safety-type servo-pressing machine control system according to claim 1, it is characterised in that the main transmission is watched
Driver is taken from remittance river IS650NT series of servo controllers, the PLC is from remittance river AM600 series of PLC.
3. a kind of safety-type servo-pressing machine control system according to claim 2, it is characterised in that the main transmission is watched
The power input for taking controller is connected on three phase mains through reactor, and the ETHERCAT of the main transmission servo controller is defeated
Inbound port meets PLC, and the ETHERCAT output ports of the main transmission servo controller connect slider displacement sensor, the main transmission
It is connected through the 3rd auxiliary reclay normally opened contact KA3-1 between the DI1 ports of servo controller and COM port, the main transmission
It is connected through the first auxiliary reclay normally opened contact KA1-1 between the STU ports of servo controller and COM port, the main transmission
The D01+ ports of servo controller connect the X25 terminals of PLC, and the D02+ ports of the main transmission servo controller connect and concatenate in the 4th
Between relay coil KA4 be followed by direct current 24V positive sources, main transmission servo controller D01-, D02- ports meet direct current 24V
Power cathode；
The water cooling unit connects exchange 380V three phase mains through the 4th contactor normally opened contact KM4-1, and the mode transfer motor is by the
Five contactor normally opened contact KM5-1, the 6th contactor normally opened contact KM6-1 connect exchange 380V three phase mains, and the 5th contactor is normal
Open contact KM5-1, the 6th contactor normally opened contact KM6-1 and control mode transfer motor forward and backward respectively, the electronic pump motor is through
Seven contactor normally opened contact KM7-1 connect three phase mains, are all provided between water cooling unit, mode transfer motor, electronic pump motor and three phase mains
It is equipped with breaker；
The multifunction power table input is connected on three phase mains, and the multifunction power table output end is connected with PLC, defeated
Go out alternating current 220V power supply to PLC.
4. a kind of safety-type servo-pressing machine control system according to claim 2, it is characterised in that the PLC with
Too net port contact touches screen, and 485 communication interfaces of PLC connect electronics digital indicator, the CANOPEN interface bent axle encoders of PLC；
The X02 terminals concatenation SR SB1 of PLC is followed by direct current 24V power cathodes；
The X03 terminals concatenation servo of PLC enables button SB2 and is followed by direct current 24V power cathodes；
X03, X04 terminal concatenation synchronous servo motor controlling switch SA2 of PLC are followed by direct current 24V power cathodes
The X07 terminals concatenation air pressure monitor pressure switch SP1 of PLC is followed by direct current 24V power cathodes；
X10, X11, X12, X13, X14 terminal concatenation controlling switch SA1 of PLC are followed by direct current 24V power cathodes；
The X15 terminals concatenation travel switch SQ2 of PLC is followed by direct current 24V power cathodes；
The X16 terminals concatenation both hands operation button SB5 of PLC is followed by direct current 24V power cathodes；
The X17 terminals concatenation both hands operation button SB6 of PLC is followed by direct current 24V power cathodes；
The X20 terminals of PLC concatenate continuous preset button SB7 and are followed by direct current 24V power cathodes；
The X21 terminals of PLC concatenate continuous stop button SB8 and are followed by direct current 24V power cathodes；
The X22 terminals concatenation lubrication monitoring travel switch SQ3 of PLC is followed by direct current 24V power cathodes；
The X23 terminals of PLC concatenate the 5th auxiliary reclay normally opened contact KA5-1 and are followed by direct current 24V power cathodes；
The X24 terminals concatenation water cooling unit fault trip switch SQ4 of PLC is followed by direct current 24V power cathodes；
The X26 terminals concatenation misdelivery detection travel switch SQ5 of PLC is followed by direct current 24V power cathodes；
The X27 terminals concatenation end material detection travel switch SQ6 of PLC is followed by direct current 24V power cathodes；
The X30 terminals concatenation electrothermal relay of PLC, mode transfer selecting switch SA4 are followed by direct current 24V power cathodes；
The X31 terminals concatenation mode transfer of PLC rises button SB3 and is followed by direct current 24V power cathodes；
The X32 terminals concatenation mode transfer of PLC declines button SB4 and is followed by direct current 24V power cathodes；
The X33 terminals concatenation mode transfer upper limit travel switch SQ7 of PLC is followed by direct current 24V power cathodes；
The X34 terminals concatenation mode transfer lower bound range switch SQ8 of PLC is followed by direct current 24V power cathodes；
The Y06 terminals of PLC concatenate the second auxiliary reclay coil KA2 and are followed by direct current 24V positive sources；
The Y10 terminals concatenation servo of PLC enables indicator lamp HL2 and is followed by direct current 24V positive sources；
The Y11 terminals concatenation operation ready light HL3 of PLC is followed by direct current 24V positive sources；
The continuous preset indicator lamp HL4 of Y12 terminals concatenation of PLC is followed by direct current 24V positive sources；
The Y14 terminals concatenation air pressure deficiency indicator lamp HL6 of PLC is followed by direct current 24V positive sources；
The Y15 terminals concatenation abnormal alarm indicator lamp HL7 of PLC is followed by direct current 24V positive sources；
The Y17 terminals of PLC concatenate the first auxiliary reclay coil KA1 and are followed by direct current 24V positive sources；
The corresponding COM terminals of Y06, Y10, Y11, Y12, Y14, Y15, Y17 terminal of PLC connect direct current 24V power cathodes；
The Y30 terminals concatenation of PLC is blown part magnetic valve YV3 and is followed by alternating current 220V positive source；
The Y31 terminals concatenation air driven pump control magnetic valve YV2 of PLC is followed by alternating current 220V positive source；
The Y32 terminals of PLC concatenate the 7th contactor coil KM7 and are followed by alternating current 220V positive source；
The Y33 terminals of PLC concatenate the 6th contactor coil KM6 and are followed by alternating current 220V positive source；
The Y34 terminals of PLC concatenate the 5th contactor coil KM5 and are followed by alternating current 220V positive source；
The Y35 terminals of PLC concatenate the 4th contactor coil KM4 and are followed by alternating current 220V positive source；
The corresponding COM terminals of Y31, Y32, Y33, Y34, Y35 terminal of PLC connect alternating current 220V power cathode.
5. a kind of safety-type servo-pressing machine control system according to claim 2, it is characterised in that the control transformation
Device exports alternating current 220V power supply, and electrothermal relay QF4 and controlling switch SA3, the first contact are connected on control transformer output cathode
Device coil KM1 is connected between alternating current 220V power positive cathode；
The 220V sockets and electrothermal relay QF5 are serially connected between alternating current 220V power positive cathode；
After the brake control valve the 5th auxiliary reclay KA5 coils of parallel connection with the 4th auxiliary reclay normally opened contact KA4-1,
3rd auxiliary reclay normally opened contact KA3-1, that the second auxiliary reclay normally opened contact KA2-1 is serially connected in alternating current 220V power supply is positive and negative
Between pole；
The photoelectric protector FLE is serially connected between alternating current 220V power positive cathode；
Mould area illuminating lamp and controlling switch SA6 are serially connected between alternating current 220V power positive cathode；
The Switching Power Supply includes first switch power supply and second switch power supply, and the first switch power supply is connected on alternating current 220V electricity
Between the both positive and negative polarity of source, first switch power supply output direct current 24V power supplys, dc source indicator lamp is connected on direct current 24V power positive cathodes
Between, the 3rd auxiliary reclay coil KA3 and panel button SB4, push-button station SB10 are serially connected in direct current 24V power positive cathodes
Between, touch-screen power input is terminated between direct current 24V power positive cathodes；Second switch power supply is being connected on alternating current 220V power supply just
Between negative pole, second switch power supply is powered for capacitive fan.
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| CN109968733A (en) * | 2019-04-30 | 2019-07-05 | 扬力集团股份有限公司 | A kind of control system of the energy-saving servo-pressing machine of double drive |
| CN110133317A (en) * | 2019-04-30 | 2019-08-16 | 扬力集团股份有限公司 | A kind of sliding block adjusted torque detection method |
| CN110202043A (en) * | 2019-07-06 | 2019-09-06 | 太仓欧克仓储设备有限公司 | A kind of control system of sheet metal component punching press automatic work device |
| CN111703108A (en) * | 2020-06-12 | 2020-09-25 | 扬力集团股份有限公司 | Control system of double-point servo press |
| CN113848799A (en) * | 2021-10-11 | 2021-12-28 | 扬力集团股份有限公司 | Double-material detection control system and control method for automatic stamping line |
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| CN105700453A (en) * | 2016-01-22 | 2016-06-22 | 扬力集团股份有限公司 | Control system and method for intelligent-type servo press |
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| CN109968733A (en) * | 2019-04-30 | 2019-07-05 | 扬力集团股份有限公司 | A kind of control system of the energy-saving servo-pressing machine of double drive |
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| CN111703108A (en) * | 2020-06-12 | 2020-09-25 | 扬力集团股份有限公司 | Control system of double-point servo press |
| CN113848799A (en) * | 2021-10-11 | 2021-12-28 | 扬力集团股份有限公司 | Double-material detection control system and control method for automatic stamping line |
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Application publication date: 20170613 |