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PLC를 이용한 공작기계의 설비정보 획득 및 신호분석에 관한 연구
황경환(K.H. Hwang),곽용길(Y.K. Kwak),박종권(J.K. Park),이승우(S.Y. Lee),이재경(J.K. Lee),남소정(S.J. Nam),안중환(J.H. Ahn) 한국생산제조학회 2011 한국생산제조시스템학회 학술발표대회 논문집 Vol.2011 No.4
A PLC was been using widely in automation equipment. And HMI system is necessary system for control and monitoring for PLC. The main objective of this paper is to propose a research on machine tool data acquisition and analysis signals using PLC. In this paper, machine tool states are acquired by two stage. Fist, the output signal of equipment is saved internal memory by rising edge detection. And the data is transferred for PC by SND Function. Second, the HMI system decision the status of machine tool by signals of Door, Chuck, Power, Lamp etc. To evaluate developed HMI system, through driving CNC lathe the real operation statas of CNC-lathe are compared to monitoring system.