摘要
介绍了一种用于同时加工多个有规律排列小孔的机床 ,其结构简单、可靠 。
This paper introduces a kind of machine tool with simple and reliable structure,which can process many regularly arranged holes simultaneously,and deduces the formula of fitting clearance between crank axle and drill stem.
出处
《科技情报开发与经济》
2001年第2期75-76,共2页
Sci-Tech Information Development & Economy
关键词
装配间隙
曲柄轴
钻孔机
设计
fitting clearance
crank axle
drilling machine