组合机床与自动化加工技术
組閤機床與自動化加工技術
조합궤상여자동화가공기술
Modular Machine Tool & Automatic Manufacturing Technique
2015年
9期
143-144,147
,共3页
精密磨削%磨削烧伤%恒值特征
精密磨削%磨削燒傷%恆值特徵
정밀마삭%마삭소상%항치특정
grinding%grinding burn%a constant feature
文章以MKA1320/H数控外圆磨床为对象，针对严重制约精密磨削加工质量的关键因素之一磨削烧伤开展研究，采用磨削烧伤恒值特征提取法，将声发射传感器技术应用到加工过程监测之中，提取了基于声发射频谱矩心的磨削烧伤恒指特征，频谱矩心值可作为磨削烧伤的恒值特征之一，并指出该恒值特征具有普适性，为精密磨削加工优化磨削工艺参数和过程自动化监测提供技术依据。
文章以MKA1320/H數控外圓磨床為對象，針對嚴重製約精密磨削加工質量的關鍵因素之一磨削燒傷開展研究，採用磨削燒傷恆值特徵提取法，將聲髮射傳感器技術應用到加工過程鑑測之中，提取瞭基于聲髮射頻譜矩心的磨削燒傷恆指特徵，頻譜矩心值可作為磨削燒傷的恆值特徵之一，併指齣該恆值特徵具有普適性，為精密磨削加工優化磨削工藝參數和過程自動化鑑測提供技術依據。
문장이MKA1320/H수공외원마상위대상，침대엄중제약정밀마삭가공질량적관건인소지일마삭소상개전연구，채용마삭소상항치특정제취법，장성발사전감기기술응용도가공과정감측지중，제취료기우성발사빈보구심적마삭소상항지특정，빈보구심치가작위마삭소상적항치특정지일，병지출해항치특정구유보괄성，위정밀마삭가공우화마삭공예삼수화과정자동화감측제공기술의거。
In this paper,based on MKA1320/H CNC cylindrical grinder as the object,this paper focuses on one of the key factor restricting the quality of grinding burn of precision grinding, grinding burn constant u-sing feature extraction method,the acoustic emission sensor technology applied to process monitoring,grind-ing burn HSI feature extraction based on acoustic emission spectrum centroid,spectral moment heart value can be regarded as a constant value of one of the characteristics of grinding burn,and points out that the con-stant characteristic of universality,provide the technical basis for the optimization of grinding parameters pre-cision grinding and process automation monitoring.
