A DYNAMIC ANALYSIS OF THE SPINDLE SYSTEM FOR UNIVERSAL MILLING MACHINES

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In this paper,the Riccati transfer matrix method and the modal parameter identification tech-nique are applied to the dynamic analysis of the spindle system of a machine tool,the X62Wknee-type universal milling machine.With-the help of a computer,the lowe
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我的学校——福建省安溪县第八小学,坐落在凤冠山下,依山傍水,环境幽雅,风景秀丽。学校建设规模宏大,占地面积约53亩;高大雄伟的教学楼、办公楼,错落有致;干净整洁的图书室、音乐室、实验室,一应俱全。校园里的绿化带三季有花、四季常绿,成了点缀在周围众多建筑物中间的一座座小花园。  漫步在校园中,到处鲜花怒放、绿草如茵,尤其是种在教学楼之间的那些三角梅,更是给校园增添了无限生机。你看,它们茂密翠绿的叶子