文本内容:
液压拉深垫电气限制系统的分析与设计太原理工高校硕士探讨生学位论文,...VEEAIRESEARCHANDDESIGNOFELECTRICALCONTROLSYSTEMOFHYDRAULICDEEPDRAW吁NGDEVICEABSTRACTAsournativemobileindustryhasdevelopedrapidjyrecentyearsmanymobileplantsareimprovingtheirproductiveefficiencyandqualityindustriouslyinordertobethewin11erinmarketcompetition.Hydraulicdrawingdeviceisthekeyequipmentinpressmachinewhichcontrolstheproductionqualityinauto-bodypanejformingprocessandthusisimportanttoregularproduction.Consequentlythereasonabledesignofelectricalcontrolsystemofhydraulicdrawingdeviceissignificanttoimprovethequalityofauto-bodypanelproduction.Theelectricalcontrolsystemofhydraulicdrawingdeviceisinvestigated企omthefoilowingaspects:Thestructureandoperationprincipleofhydraulicdrawingdeviceisanalysedandalsotheprincipleandcompositioncharacteristicsofclosedloopelectro-hydraulicservocontrolofeachdrawingcylinderisstudied.Basedontherequirementanalysisofelectricalcontrolofhydraulicdrawingdevice,thenetworkconfigurationandthemainhardwareofcontrol太原竣工高校硕士探讨生学位论文IVsystemaredesigned.丁heelectricalprinciplechartisalsodesignedaccordingtotechnicalrequirement.ThePLCprogramofhydraulicdrawingdevicecontrolsystemisdesignedbasedonthepjogrammingidealofmodulization.ThisPLCprogramiscomprisedoftheprogramsusedforcontrollingcycliccoolingpumpcontrojjedoilpumpoilfilterpumpingstationpressurepumpingstationheatingandoperationalmoelofhydraulicdrawingdevice.Thetouch句peprogrammableterminalcontrolprogramwhichconsistsofthecontrolscreenforthetotalcontrojinterfacethesetupofforceindrawingprocessthealarmingdisplayandtheelectricmotorofpumpingstationisdevelopedusingPro-Face.Thustheinterfacebetweenuserandthesystem。