焊接企业焊接过程的复杂性、多因素性、经验性使得焊接计算机辅助工艺设计系统(焊接CAPP系统)的建立显得十分迫切。
It is quite urgent for welding enterprises to set up the system of computer aided process planning (welding CAPP) because of the complexity, multi-factors and experience in welding process.
文中分析了工艺设计过程管理的内容和任务，提出了工艺设计过程管理在PD M平台上的CAPP系统中的实现方法。
The author also analyzes the content and duty of process design progress management, and the method to apply it to the CAPP system based on PDM.
介绍了STEP-NC应用环境下计算机辅助工艺设计系统的非线性工艺设计的方法和过程，以及如何进行工步序列的有效化。
The method and course of Non-Linear Process Planning(NLPP) used in STEP-NC was introduced, and the method of validating the sequence of machining working steps was also studied.
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