The calculated and designed objects of automatic weapons are extracted with the oop method . the calculation and design models are established and the corresponding programme codes are completed . based on the above work , the first design and calculation programme library in china is developed , which is efficient , practical , expansible and can be used in small arms industry 论文详细讨论了自动武器设计计算程序库的结构和实现方法,对自动武器设计计算相关的大量资料进行了整理,利用面向对象的方法提取自动武器设计计算对象,建立设计计算模型,完成了自动武器设计计算程序的编码,在国内首次开发了一套应用于轻武器行业、可扩充性强、高效、实用的自动武器设计计算程序库,为自动武器设计的现代化提供了有效的工具。