机床电气与PLC(英文).ppt

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1、ElectricityofMachineToolandPLCControlWuHongBing1.1SummaryMachineelectricalsystemhasbecomeanindispensablepartofmodernmachinetools.Inelectricalcontrol,themodernmachineismorecomprehensiveapplicationofmanyadvancedscientificandtechnologicalachievements.Todayvariouselec

2、tricalandmechanicalproducts,CNCmachinetools,robots,FMSandsoisthemachineelectricalequipmenttoachievethefruitsofmodernization.⑴Machinemovementandtheworkcyclecontrolcannotbeseparatedfromoperationofelectricalcomponents,electroniccomponentsandsystems.⑵ElectricdragChapt

3、er1Introduction⑶Electricautomationcontrol①Characteristicandprincipleofmotor②Electricrelay-contactorautomationsystem③Designofmachinetoolelectriccontrolcircuit④BasicknowledgeofPLC⑤ProgrammablemethodandapplicationofPLC1.1SummaryChapter1Introduction1.2Summaryonthetool

4、machineelectricdragandelectriccontrolGroupelectricdragsSoloelectricdragsManyelectricmotorelectricdragsNon-stagespeedadjustmentofDCandACmotor1.2.1DevelopmentandclassificationofmachinetoolelectricdragsChapter1Introduction⑴LogicalcontrolsystemManualcontrolAutomationc

5、ontrol①Electricrelay-contactorautomationsystem②Programmablecontroller③Digitalcontroller1.2Summaryonthetoolmachineelectricdragandelectriccontrol1.2.1DevelopmentandclassificationofmachinetoolelectricdragsChapter1IntroductionMicrocomputerNumericalControl(MNC)Adaptcon

6、trolIndustrialrobotFMS（FlexibleManufacturingSystem）CAD/CAMComputerintegratedmanufacturesystem1.2.1DevelopmentandclassificationofmachinetoolelectricdragsChapter1Introduction1.2.1Developmentandclassificationofmachinetoolelectricdrags(2)Continuouslycontrolphysicalvar

7、iablequantity,alsocalledsimulatedmanufacturesystem,havenegativefeedbackclosedloopcontrolsystem.(3)MixedcontrolsystemChapter1IntroductionDirectcurrentmotorAlternatingcurrentmotorSteppingmotorActuatingmotor2.1SummaryChapter2CharacteristicofAlternatingCurrentMachine

8、andPrincipleofElectricControl2.1SummaryRatedpowerRatedvoltageRatedcurrentConnectedwayRatedfrequenceRatedspeedInsulationlevelChapter2CharacteristicofAlte