一、前言冲压加工的经济性是众所周知的。然而,那都是以大批大量生产为前提的,人们对小批量生产中冲压加工的经济性的认识尚有一些不甚清楚及不够公正之处。在我国,各种中小型机械、农机、电子电器、五金工具及轻工食品等企业数量较多,分布较广,这些企业的生产特点大致为: 1.生产批量不大而品种较多有的产品一 First, the preface The economy of stamping is well known. However, all of them are based on the mass production of large quantities. People’s understanding of the economy of stamping in small-batch production is still somewhat unclear and unfair. In our country, a large number of small and medium-sized machinery, agricultural machinery, electronic appliances, hardware tools and light industry, food and other businesses are more widely distributed. The production characteristics of these enterprises are roughly as follows: 1. Production quantities are small but varieties are more Product one