Open Numerial Control System Key Technology's Research And Application

NC(Numerical Control) system's development is deeply associated with computer technology.Now, NC technology's research mainstream is developing numerical control system with PC(Personal Computer).This paper analyses Open CNC(Computer Numerial Control) system's system architecture,hard ware system,software design and it's key technology,which is based on PC.The following is contained:1 .Analyses Open CNC system's system architecture.2.Researches Open CNC system's hardware system,software design.3.Discusses Open CNC system software design's several key technology:multi-thread operate technology,Network Numerical Control technology,Windows Operate System's Real-Time control technology.4.Discusses Numerical Control Pipe Bend Machine(STAR-03W)'s software system and hardware system,Numerical Control Spray Glue Machine(STAR-04G)'s software system and hardware system and Automatism Programming System(STAR-APS-04) based on AutoCAD2000,which is based on Open CNC system.