数控加工信息采集技术的研究  

On CNC Manufacturing Information Acquirement Technology

作　　者：彭中波[1] 李继磊[2] 

机构地区：[1]重庆交通大学航海学院,重庆400074 [2]重庆交通大学机电与汽车工程学院,重庆400074

出　　处：《重庆交通大学学报（自然科学版）》2011年第5期1059-1061,1072,共4页Journal of Chongqing Jiaotong University(Natural Science)

基　　金：国家科技支撑计划项目(2006BAF02A20);重庆市科技攻关计划项目(CSTC;2007EA3013)

摘　　要：阐述了通过串口采集数控信息的方法,详细论述了数控系统中PLC的作用及其与CNC的联系,同时提出了通过自定义数控M代码,辅助完成数控信息采集的方法。采用Siemens S7-200 PLC的PPI通信协议,用VB编程获取加工过程中实时数据,以验证该方法的可行性。CNC machine tools information acquirement method through the serial port was expounded.Functions of PLC in the CNC system and link between CNC and PLC were specified.The method of information acquirement through the support of user-defined CNC M code was proposed.The Siemens S7-200 PLC＇s PPI communication protocol was adopted.VB program was adopted to collect the real time manufacturing data;the feasibility was verified.

关 键 词：数控机床 信息采集 PLC 串行通信 

分 类 号：TH164[机械工程—机械制造及自动化]