矿 山、冶金、重型及化工机械制造行业生产大多不能采用专用设备和工艺装备 ,多采用通用可调的设备和工艺装备。为适应国内多品种、中小批量生产的需要 ,本文介绍一种在美国柔性化加工中应用的箱体类零件孔通用可调简单钻模 ,能极大地提高箱体类零件孔的加工质量和生产率。1结 Mining, metallurgy, heavy and chemical machinery manufacturing industry can not use most of the special equipment and process equipment, use more general adjustable equipment and process equipment. In order to meet the needs of domestic varieties and small and medium-sized batches, this paper introduces a universal adjustable simple drilling die for box parts used in flexible processing in the United States, which can greatly improve the processing quality and productivity of box-type parts. . 1 knot