Summary of the invention
The utility model has mainly solved the robotization control of the axle machining production line course of work, realized that the workpiece loading and unloading of each procedure of axle machining production line production run and the workpiece between the extra bed are carried and adopted mechanical arm automatically to finish, improved significantly production efficiency and product quality.
The utility model has adopted following technical scheme: axle processing line control subsystem adopts focus control mode, is provided with a centralized control main website and controls; Each process equipment is equipped with feeding manipulator and blanking mechanical hand, and the unmanned fully-automatic production that can realize of whole axle processing line is processed;
It mainly comprises: four equipment electrical control stations and a robot control station, described four equipment electrical control stations are centralized control main website, drill centers control slave station, grooving control slave station, turning and circlip groove control slave station; A described robot control station is axle processing line transfer robot control slave station;
Carry out communication by Ethernet between four equipment electrical control stations, four equipment electrical control stations and a robot control station all have manually and automatic two kinds of mode of operations, under automatic operation mode, whole axle process adopts unmanned fully-automatic production processing in the carrying roller production run;
The frock clamp of axle processing line all devices all is equipped with the electronic code device, and this device is connected with the electrical control station of place lathe by data line, and the coding of all frock clamps has uniqueness;
Four equipment electrical control stations are made of PLC controller, man-machine interface, ethernet module, detecting unit and performance element respectively, and described detecting unit and performance element mainly comprise lathe servo-driver, frequency converter, feeding manipulator servo-driver, blanking mechanical hand servo-driver, anchor clamps code device and I/O module; Adopt fieldbus to connect successively between PLC controller, man-machine interface, detecting unit and the performance element;
The electrical system of axle machining production line adopts focus control mode, is provided with a centralized control main website and controls; Wherein any one all can be used as the use of centralized control main website at described four electrical control stations, and other three electrical control stations and a robot control station are as the control slave station; All electrical equipments of axle processing line all are subjected to instruction control and the condition monitoring of centralized control main website; Four electrical control stations and a robot control station all have manually and automatic two kinds of mode of operations, and under automatic operation mode, whole axle process adopts unmanned fully-automatic production operation in the carrying roller production run.
Production line at first can carry out the anchor clamps coding check carrying out first being processed, confirms installation site and the corresponding product specification of anchor clamps of each anchor clamps; Guaranteed can not occur in the anchor clamps installation process adverse consequences brought because of mistake.
General Electric's control components and parts that electric elements, the parts of above-mentioned four electrical control station hardware systems select Siemens Company to produce; The unitized machine robot system that the robot control station selects ABB AB to produce.
Described software systems are the programmed instruction that are used for each device action of roller carrier shaft process and assemble line in storage and the controller, in order to satisfy electric controling part to the robotization of apparatus for production line control, the software systems that are stored in the controller adopt modular design, by function be divided into centralized control master function piece, cut the s function piece, drill centers slave station functional block, grooving slave station functional block, car bumper ring recess slave station functional block and axle transfer robot slave station functional block.
Embodiment:
The utility model describes as the centralized control main website to cut the axle control station, adopts between the PLC controller at four electrical control stations and the axle processing line transfer robot control slave station to surpass five class UTP netting twines and carry out Ethernet and connect.
The first, the centralized control main website by with PLC controller, the man-machine interface of main website communication module, cut axle feeding servo-driver, radially adjust servo-driver, feeding device servo-driver, blanking mechanical hand servo-driver, cut axle frequency converter, anchor clamps code device, I/O module and form; Adopt fieldbus to connect successively between PLC controller, man-machine interface, anchor clamps code device, I/O module, each servo-driver and the frequency converter.
Wherein the PLC controller is selected CPU 315T-2 DP, and ethernet module is selected CP343-1, and servo-driver and servomotor all adopt S120 series totally 8 covers, and frequency converter is selected MM440 series 11KW universal frequency converter, each two of I/O module employing 32DI and 32DO;
Ethernet module selects the RJ45 interface of CP343-1 to adopt netting twine to connect successively the ethernet module of the PLC controller at other each electrical control stations, realize message exchange, the PLC controller connects modules successively by fieldbus (PROFIBUS) simultaneously, and specific implementation method is:
1, various modules are installed in respectively in the regulator cubicle of centralized control main website, only need a PROFIBUS bus to be connected with the PLC controller between each module, reduced the instability that too much connecting line brings, field wiring is simple;
2, the delivery precision when guaranteeing the roller carrier shaft feeding, cutting the axle Installing machine tool has photoelectric detection switch to detect to be fed to a model, by the feeding of the judging optoelectronic switch signal that puts in place, the PLC controller carries out feeding operation control to the feeding servomotor, and the various sensors of cutting axle lathe and loading and unloading manipulator all are connected to the input end of I/O module;
3, equipment disposes hydraulic means, and the motor operation of hydraulic means is by Control, and the coil of relay and various solenoid valve are controlled by the output signal of I/O module all.
The second, drill centers control slave station by with the PLC controller of slave station module, man-machine interface, feed servo driver, axially adjust servo-driver, radially adjust servo-driver, feeding manipulator servo-driver, blanking mechanical hand servo-driver, bit frequency converter, anchor clamps code device, I/O module and form; Adopt fieldbus to connect successively between PLC controller, man-machine interface, anchor clamps code device, I/O module, each servo-driver and the frequency converter;
Wherein the PLC controller is selected CPU 315T-2 DP, ethernet module is selected CP343-1, servo-driver and servomotor all adopt S120 series totally 11 covers, and frequency converter is selected 2 of MM440 series 7.5KW universal frequency converters, and the I/O module adopts respectively one of 32DI and 32DO;
PLC controller communication module that connects the centralized control main website of two of net module CP343-1 RJ45 interfaces too, another connects grooving control slave station, realizes message exchange with centralized control main website and other control slave stations; The PLC controller connects modules successively by fieldbus (PROFIBUS) simultaneously, and specific implementation method is:
1, various modules are installed in respectively in the regulator cubicle of drill centers slave station, only need a PROFIBUS bus to be connected with the PLC controller between each module, reduced the instability that too much connecting line brings, field wiring is simple.
2, equipment disposes hydraulic means, and the motor operation of hydraulic means is by Control, and the coil of relay and various solenoid valve are controlled by the output signal of I/O module all; The various sensors of drill centres machine tool and loading and unloading manipulator all are connected to the input end of I/O module.
Three, grooving control slave station by with the PLC controller of slave station module, man-machine interface, horizontal radial feed servo driver, vertical diameter to the feed servo driver, axially adjust servo-driver, radially adjust servo-driver, feeding manipulator servo-driver, blanking mechanical hand servo-driver, milling cutter rotary frequency convertors, anchor clamps code device, I/O module and form; Adopt fieldbus to connect successively between PLC controller, man-machine interface, anchor clamps code device, I/O module, each servo-driver and the frequency converter.
Wherein the PLC controller is selected CPU 315T-2 DP, ethernet module is selected CP343-1, servo-driver and servomotor all adopt S120 series totally 15 covers, and frequency converter is selected 4 of MM440 series 5.5KW universal frequency converters, each two of I/O module employing 32DI and 32DO;
PLC controller communication module that connects the centralized control main website of two of net module CP343-1 RJ45 interfaces too, another connects car bumper circle Cao and controls slave station, realizes message exchange with centralized control main website and other control slave stations; The PLC controller connects modules successively by fieldbus (PROFIBUS) simultaneously, and specific implementation method is:
1, various modules are installed in respectively in the regulator cubicle of drill centers slave station, only need a PROFIBUS bus to be connected with the PLC controller between each module, reduced the instability that too much connecting line brings, field wiring is simple.
2, equipment disposes hydraulic means, and the motor operation of hydraulic means is by Control, and the coil of relay and various solenoid valve are controlled by the output signal of I/O module all; The various sensors of drill centres machine tool and loading and unloading manipulator all are connected to the input end of I/O module.
Four, turning and circlip groove control slave station by with the PLC controller of slave station module, man-machine interface, radial feed servo-driver, axial feed servo-driver, axially adjust servo-driver, radially adjust servo-driver, feeding manipulator servo-driver, blanking mechanical hand servo-driver, workpiece rotating frequency converter, anchor clamps code device, I/O module and form; Adopt fieldbus to connect successively between PLC controller, man-machine interface, anchor clamps code device, I/O module, each servo-driver; Because car bumper ring recess lathe will be finished car bumper ring recess and turning two procedures, so a cover tool changing device has respectively been installed at the lathe two ends, carry out the replacing of turning cutter and car bumper ring recess cutter.
Wherein the PLC controller is selected CPU 315T-2 DP, ethernet module is selected CP343-1, servo-driver and servomotor all adopt S120 series totally 13 covers, and frequency converter is selected 1 of MM440 series 5.5KW universal frequency converter, each two of I/O module employing 32DI and 32DO;
Too two of net module CP343-1 one of them connection grooving control slave stations of RJ45 interface are realized message exchange with centralized control main website and other control slave stations; The PLC controller connects modules successively by fieldbus (PROFIBUS) simultaneously, and specific implementation method is:
1, various modules are installed in respectively in the regulator cubicle of drill centers slave station, only need a PROFIBUS bus to be connected with the PLC controller between each module, reduced the instability that too much connecting line brings, field wiring is simple.
2, equipment disposes hydraulic means, and the motor operation of hydraulic means is by Control, and the coil of relay and various solenoid valve are controlled by the output signal of I/O module all; The various sensors of drill centres machine tool and loading and unloading manipulator all are connected to the input end of I/O module.