Author(s): SUN Yan-hong, XIE Li-mei
Pages: 1-4
Year: 2007 Issue:  3
Journal: JOURNAL OF JILIN TEACHERS INSTITUTE OF ENGINEERING AND TECHNOLOGY(NATURAL SCIENCES EDITION)
Keyword:  微小钻头; 小波分解; 在线监测;
Abstract: 本文提出了一种基于小波分析的微小钻头折断的在线监测方法,得出微小钻头折断时的力信号呈现大幅度增长的趋势,并利用小波分解代替传统的傅立叶变换进行信号分析,来准确识别钻头的正常钻削与破损状态,从而获取钻头折断的预报,实验结果证明了该方法的有效性.