第 XX 卷第 X 期2005 年 X 月上 海 交 通 大 学 学 报JOURNAL OF SHANGHAI JIAOTONG UNIVERSITY Vol.XX No.X X. 2 0 0 5柔性件装配概念设计偏差分析系统架构*李余兵，陈关龙，来新民，郑丞，邢彦锋(上海交通大学机械与动力工程学院车身制造技术中心上海200030) 摘要： 简述了柔性件公差设计方面的研究进展，介绍研制的车身装配偏差分析系统（AVA）的构架，并针对于概念设计阶段的装配公差设计，车身概念装配定性设计系统融合考虑装配顺序、接头类型和装配偏差对装配结果公差的影响，研究装配顺序、接头类型与装配公差的三者不确定性关系。车身概念装配定性设计系统的目标是要求关键尺寸在车身装配概念设计阶段成本条件下的质量满足，是集成于车身薄板产品装配偏差分析系统（AVA）的一模块，从而设计系统可以快速实现可行方案的生成、分析与决策。关键词： 概念设计，柔性件，公差设计，定性仿真An assembly variation analysis framework of flexible part conceptual design Li yubing Cheng guanlong Lai xinming Zhengchen Xing yanfeng (Auto_body Manufacturing Technology Center,School of Mechanical Engineering, Shanghai Jiaotong University, Shanghai 200030) [Abstract]The paper conducts a survey of the current state ofresearch and development of flexible part tolerance design activities ，introduces the vehicle body assembly variation analysis system（AVA ） under construction and concentrates on the assembly tolerance design during the conceptual stage，Auto body conceptual assembly qualitative design system synthesizes the effects of assembly sequence、 joint configuration and assembly errors on assembly resultant variation, and constructs the undetermined relations among three variables 。 The goal of auto body conceptual qualitative assembly design system is the quality satisfaction of key production characteristics at the minimal cost, the system is applied in the conceptual design phase and works as a module integrated into the auto body assembly variation analysi...
