“…The advanced equipment such as high flexibility, high efficiency, and automatic numerical control machine has been used by enterprise, moreover the processing course is automatic day by day [1]. The operations of the machine are nearly all to run automatically under the circumstances that nobody monitors, meanwhile it is very important for automatic monitoring, intelligence discerning, auto alarm and excluded of the fault [2]. So, the automatic monitoring technology for work condition of the numerical control machine is paid more and more close attention by people.…”