下載可編輯5.4使用置位復位指令的順序控制梯形圖編程方法M0.4M0.7I0.2I2.7M1.0M0.4M0.7SM1.4I0.2.I2.7SM0.4RM1.0M1.4M0.7R圖5-28以轉(zhuǎn)換為中心的編程方法5.4.1單序列的編程方法I0.2M0.0I0.0I0.1M0.1SI0.1I0.3電機M0.0凸輪RMM0.1I0.2M0.2SQ4.0M0.1RM0.2I0.1M0.3SM0.0初始步M0.2R起動I0.0.I0.1M0.3I0.3M0.4SM0.1Q4.0正轉(zhuǎn)M0.3I0.2RM0.4I0.1M0.0M0.2Q4.1反轉(zhuǎn)SM0.4I0.1RM0.3Q4.0正轉(zhuǎn)M0.1Q4.1Q4.0正轉(zhuǎn)I0.3M0.3M0.4Q4.1反轉(zhuǎn)M0.2Q4.0Q4.1反轉(zhuǎn)I0.1M0.4圖5-29工作臺旋轉(zhuǎn)運動的順序功能圖與梯形圖5.4.2選擇序列的編程方法5.4.3并行序列的編程方法.專業(yè).整理.下載可編輯M0.0I0.0M0.1M0.5I0.5M0.6SSM0.0M0.5M0.0RRM0.1I0.1M0.2M0.4M0.6I0.6M0.0I0.0SSM0.1M0.4M0.1Q4.0I0.2RRI0.1M0.0I0.2M0.2M0.6SRM0.1Q4.0M0.0M0.2Q4.1RI0.3M0.2I0.3M0.3M0.2Q4.1SM0.3Q4.2M0.5Q4.3M0.5M0.3Q4.2SI0.4I0.5M0.2M0.5Q4.3M0.4M0.6Q4.4RM0.3I0.4M0.4SM0.6Q4.4I0.6M0.3RM0.0預置C0起動I0.0..I0.3I0.5M0.1Q4.0夾緊I0.1已夾緊M0.2Q4.1M0.5Q4.3鉆孔I0.2大孔已鉆完I0.4小孔已鉆完M0.3Q4.2M0.6Q4.4I0.6旋轉(zhuǎn)到位I0.3上升到位I0.5上升到位旋轉(zhuǎn)M0.4M0.7C0減1M1.0Q4.5C0已鉆完6個孔C0未鉆完M1.1Q4.6松開I0.7已松開圖5-31組合鉆床的順序功能圖.專業(yè).整理.下載可編輯M0.0I0.0I0.3I0.5M0.1M0.6I0.5M0.7M1.1I0.7M0.0SSSM0.0M0.6M1.1RRM0.0C0RM0.1I0.1M0.2C0SCSCDC#3M0.5M0.4M0.7C0M1.0M0.1Q4.0SSM0.1M0.4M0.2Q4.1RRM0.2I0.2M0.3M0.7M0.3Q4.2SRM1.0I0.6M0.2M0.2SM0.5Q4.3RM0.5M0.3I0.3M0.4SM0.6Q4.4SM1.0M0.3RRM1.0Q4.5M0.4M0.7C0M1.1M0.5I0.4M0.6SSM1.1Q4.6M0.4M0.5RRM0.7R圖5-32組合鉆床控制系統(tǒng)的梯形圖值得注意的是標有“CD”的C0的減計數(shù)線圈必須“緊跟”在圖5-32中使M0.7置位的指令后面。這是因為如果M0.4先變?yōu)榛顒硬剑琈0.7的“生存周期”非常短，M0.7變?yōu)榛顒硬胶螅诒敬窝h(huán)掃描周期內(nèi)的下一個網(wǎng)絡就被復位了。如果將C0的減計數(shù)線圈放在使M0.7復位的指令的后面，C0還沒有計數(shù)M0.7就被復位了，將不能執(zhí)行計數(shù)操作。5.5具有多種工作方式的系統(tǒng)的順序控制梯形圖編程方法.專業(yè).整理.下載可編輯I0.4 I0.3Q4.4Q4.3I0.2夾緊Q4.2Q4.0松開Q4.1I0.1工件A點 B點圖5-33機械手示意圖I2.2單步I2.1回原點 I2.3單周期I2.0手動 I2.4連續(xù)I0.5上升 I0.6左行 I0.7松開 I2.6起動 負載電源I1.0下降 I1.1右行 I1.2夾緊 I2.7停止 緊急停車圖5-34操作面板.專業(yè).整理.下載可編輯S7-300下限位I0.1AC220V上限位I0.2右限位I0.3左限位I0.4緊急停車負載電源上升I0.5左行I0.6KM松開I0.7L1KM下降I1.0N右行I1.1KMKM夾緊I1.2手動I2.0NL+回原點I2.1單步I2.2Q4.0下降單周期I2.3Q4.1夾緊連續(xù)I2.4上升起動I2.6Q4.2停止I2.7Q4.3右行1MQ4.4左行DC24V2M圖5-35外部接線圖FC1公用ENENOI2.0FC2手動ENENOI2.1FC4回原點ENENOI2.4連續(xù)FC3自動ENENOI2.3單周期I2.2單步圖5-36OB1程序結(jié)構(gòu).專業(yè).整理.下載可編輯左限位上限位松開I0.4 I0.2 Q4.1 M0.5原點條件M0.5M0.0S初始狀態(tài)M0.5M0.0R圖5-37OB100初始化程序左限位上限位松開I0.4I0.2Q4.1M0.5I1.2Q0.1原點條件夾緊SI2.0手動M0.5M0.0I0.7Q0.1S初始狀態(tài)R松開I2.1回原點M0.5M0.0I0.5I0.2Q4.0Q4.2R上升I2.0MOVEI1.0I0.1Q4.2Q4.0ENENO下降0INOUTMB2非初始步I0.6I0.4I0.2Q4.3Q4.4左行I2.4M0.7I1.1I0.3I0.2Q4.4Q4.3R非連續(xù)方式時復位標志右行圖5-38公用程序圖5-39手動程序.專業(yè).整理.下載可編輯M0.5.(I2.0+I2.1)M0.0初始I2.6.M0.5原點起動M2.0Q4.0下降I0.1下限位M2.1SQ4.1夾緊T0T01SM2.2Q4.2上升I0.2 上限位M2.3Q4.3右行I0.3右限位M2.4Q4.0下降I0.1下限位M2.5RQ4.1松開T1T11SM2.6Q4.2上升I0.2 上限位M2.7 Q4.4 左行M0.7.I0.4 M0.7.I0.4單周期與左限位連續(xù)與左限位

起動連續(xù)停止I2.6 I2.4 I2.7 M0.7連續(xù)M0.7I2.6起動M4.0M0.6P轉(zhuǎn)換允許I2.2單步M2.7I0.4M0.7M0.6M2.1M2.0下降M0.0I2.6M0.5M2.0M2.0I0.1M0.6M2.2M2.1夾緊M2.1M2.1T0M0.6M2.3M2.2上升M2.2M2.2I0.2M0.6M2.4M2.3右行M2.3M2.3I0.3M0.6M2.5M2.4下降M2.4M2.4I0.1M0.6M2.6M2.5松開M2.5M2.5T1M0.6M2.7M2.6上升M2.6M2.6I0.2M0.6M2.0M0.0M2.7左行M2.7M2.7I0.4M0.7M0.6M2.0M0.0初始M0.0連續(xù)圖5-40順序功能圖與梯形圖.專業(yè).整理.下載可編輯M2.0I0.1Q4.0下降M2.4M2.2I0.2Q4.2M2.1Q4.1上升S夾緊M2.6T0SDM2.3I0.3Q4.3S5T#1S右行M2.5Q4.1M2.7I0.4Q4.4R松開左行T1SD圖5-41輸出電路S5T#1SI2.1I2.6M1.1M1.0I2.1.I2.6回原點啟動M1.0