In the paper, study on displacement law of blank hole for forming cylindraceous with bottom border by numerical simulation technology. 通过数值仿真研究了带底孔的圆筒形件成形后底孔的变形规律,在此基础上建立了带底孔的圆筒形件成形后毛料中心孔变形规律的经验公式。
Y series wrapping machine is suitable for the packaging of cylindraceous goods.This method of packing prevent the goods from dust , water etc . Y系列圆筒式缠绕包装机对圆筒状物体进行轴向包装,实现物体的整体裹包。
It can realize the packaging of one or few cylindraceous good which light or heavy.This method of packing prevent the goods from dust , water etc. 本机主要适用于单个圆筒状或多个圆筒片状物体的圆面裹包,对较轻、较重的产品均可适用,起到防尘、防潮、保洁的作用。