铝合金冲压成形的变压边力技术研究

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1、目录第一章绪论...............................................................................11.1引言...................................................................................11.2变压边力条件下板料成形技术的研究现状............................21.2.1板料成形质量的主要影响因素.................................21.2.2

2、变压边力装置和技术现状........................................41.2.3变压边力优化技术现状...........................................61.3课题研究内容及目标...........................................................9第二章半球形件拉深成形分析及有限元模型的建立.....................102.1引言..................................................

3、...............................102.2半球形件拉深成形工艺分析..............................................102.3半球形件拉深力学分析.....................................................102.4有限元模型的建立............................................................122.5本章小结.......................................

4、...................................13第三章半球形件拉深成形的变压边力研究...................................143.1引言.................................................................................143.2半球形件成形质量的评价标准...........................................143.2.1获取评价成形质量的因素..........................

5、............143.2.2建立综合评价标准................................................173.3变压边力数值模拟及分析..................................................173.3.1变压边力数值模拟................................................173.3.2变压边力模拟实验及分析......................................203.4本章小结..............

6、............................................................22第四章基于人工神经网络和遗传算法的压边力优化.....................234.1引言.................................................................................234.2人工神经网络简介............................................................234.2.1人工神经网络基本理论

7、.........................................234.2.2神经网络模型的选择及该模型的介绍.....................244.3BP神经网络模型建立........................................................254.3.1神经网络结构设计................................................254.3.2神经网络的训练和检测.........................................284.4B

8、P网络结合遗传算法优化工艺参数....