题目

英语翻译
Abstract
Punching die has been widely used in industrial production.In the traditional industrial production,the worker work very hard,and there are too much work,so the efficiency is low.With the development of the science and technology nowadays,the use of punching die in the industial production gain more attention,and be used in the industrial production more and more.Self-acting feed technology of punching die is also used in production,punching die could increase the efficience of production and could alleviate the work burden,so it has significant meaning in technologic progress and economic value.
The article mainly discussed the classification,feature and the developmental direction of the pnnching technology.Elaborated the punching components formation principle,the basic dies structure and the rate process and the principle of design; and designed some conventional punching die:the die for big diameter three direction pipe which solved the problom of traditi

提问时间：2020-11-01

答案

摘 要冲压模具在实际工业生产中应用广泛.在传统的工业生产中,工人生产的劳动强度大、劳动量大,严重影响生产效率的提高.随着当今科技的发展, 工业生产中模具的使用已经越来越引起人们的重视,而被大量应用到工业生产...