基于PLC的全自动洗衣机控制系统摘要：本文首先介绍了可编程控制器（PLC）的结构和功能，以及全自动工业洗衣机的结构，然后分析和研究了全自动洗衣机控制系统的工作原理。在此基础上，结合工作需要，提出了以PLC为控制核心部件进行全自动洗衣机控制系统的设计。然后，从全自动洗衣机六个工作过程出发，对系统控制方案进行了可行性分析和论证，包括PLC以及外围设备选型、编程方式选择、各种抗干扰措施等。最后设计了以西门子S7-200系列PLC为控制核心的全自动工业洗衣机控制系统，包括了控制系统的I/O端口分配、PLC接线图及PLC程序设计，并详细分析了程序的控制过程，实现了洗衣机洗衣过程的自动化，具有智能化程度高安全可靠、方便、灵活等特点。关键字：工业洗衣机PLC控制系统设计AutomaticwashingMachineControlsystembasedonPLCAbstract:Thispaperfirstintroducesthestructureandfunctionofprogrammablelogiccontroller(PLC)andthestructureofautomaticindustrialwashingmachine,andthenanalyzesandstudiestheworkingprincipleoftheautomaticwashingmachinecontrolsystem.Onthebasisofthis,thedesignofautomaticwashingmachinecontrolsystembasedonPLCisputforward.Then,startingfromthesixworkingprocessesoftheautomaticwashingmachine,thefeasibilityofthesystemcontrolschemeisanalyzedanddemonstrated,includingtheselectionofPLCandperipheralequipment,theselectionofprogrammingmode,andvariousanti-interferencemeasures,etc.Finally,afullyautomaticindustrialwashingmachinecontrolsystembasedonSiemensS7/200seriesPLCisdesigned,whichincludestheI/Oportassignment,PLCwiringdiagramandPLCprogramdesignofthecontrolsystem,andthecontrolprocessoftheprogramisanalyzedindetail.Theautomationofwashingmachineisrealized.Ithasthecharacteristicsofhighintelligence,safeandreliable,convenient,flexibleandsoon.Keyword:DesignofPLCControlsystemforIndustrialWashingMachine目录..............................................................................................................................................4............................................................................................................................................4..................................................................................................5............................................................................................................................................7............................................................................................................................................7............................................................................................................................................8..................................................................................................................9.........................................................................................................................9............................................................................................................................14..............................................................................................................................14..........................................................................................................................17..........................................................................................................................18...................................................................25..................................................
