| 1. | Ideal forming and design of sheet metal forming 理想形变与板料成形设计 |
| 2. | One step finite element simulation of sheet metal forming 金属板料成形的一步有限元模拟方法 |
| 3. | The improved one step fem and its application in sheet metal forming analysis 改进的一步模拟法及其在板料成形分析中的应用 |
| 4. | In this thesis , the ideal forming theory and its corresponding application aspects are primarily investigated 本文主要研究了理想成形理论及其在板料成形过程中的应用。 |
| 5. | Sheet forming is an appropriate method to produce lighter and thinner magnesium alloy parts 摘要用板料成形的方法对变形镁合金进行加工可以制造更薄更轻的零件,符合轻质化的发展趋势。 |
| 6. | To predict the forming limit in sheet metal forming , a ductile fracture criterion is introduced into the finite element simulation 摘要为了准确地预测板料成形极限,将韧性断裂准则引入到有限元模拟中。 |
| 7. | Drawing process is the most typical and complicated in sheet metal forming . also is the widest applying pressing technology 拉深是冲压板料成形工艺中最典型、最复杂的一种成形工艺,也是应用最广的一种冲压工艺。 |
| 8. | Abstract : the method of fast finite element analysis of sheet metal forming based on deformation theory was explored , and the computer program was implemented 文摘:研究了基于形变理论的金属板料成形快速有限元分析的方法? ?反向方法,并实现了计算程序。 |
| 9. | Taking typical drawing workpiece circular cup as the research object , a stamping technological parameters artificial neural network ( ann ) model for bhf forecast has been built up 摘要压边力是板料成形中的一个重要的工艺参数,也是板料拉深成形中的重要控制手段。 |
| 10. | Then this paper pointed out that dfc could predict the forming limit of metal sheet with low plasticity well and meantime take the change of forming path into account 指出利用韧性断裂准则,不但能够较好地预测塑性差的板料成形极限,而且还能考虑应变路径的变化。 |