| 1. | Numerical study on flanging of v - shaped sheet metal part
型件翻边成形的数值模拟 |
| 2. | The paper focuses on the technique of machinable features recognition of sheet metal parts in cnc bending process
摘要研究了钣金数控折弯加工特征信息的识别方法。 |
| 3. | Draft sheet metal part drawing for sge ( shanghai ) internal control if customer only provide 3d file or only a weldment print
绘制铁片图纸,如果客户只提供3d图,或则只提供焊接组件图 |
| 4. | By using this system , forming performance of the sheet metal parts can be examined with high efficiency and precision
通过使用本系统，可以大大提高飞机板金零件工艺性审查的效率和质量。 |
| 5. | This method is proved to be reasonable by practice . besides , it can also be applied to predict trimming line of sheet metal parts
通过现场验证了该方法用于确定冲压件初始板料的形状及尺寸的精确性及合理性。 |
| 6. | In this paper , the forming principle of nc incremental sheet metal parts forming process , the ultimate half - apex are presented , and so on
本文就板料零件数控渐进成形工艺的成形过程、变形机理、极限半顶角等方面进行了探讨。 |
| 7. | Sheet thickness is thinned , surface area is increased in the nc incremental sheet metal parts forming process , and sheet forming point by point is to lead to the whole sheet deformation
认为，板料零件数控渐进成形是使板料的厚度减薄，表面积增大，靠逐次的变形累积产生整体的变形。 |
| 8. | The predominant failure mode in stamping of sheet metal parts are wrinkling and fracture , in general , these defects may be eliminated by appropriate manipulated the blank holder forces
摘要起皱和断裂是板料成形过程的主要失效模式，合理控制成形过程中压边力，可以消除这些缺陷，提高成形性能。 |
| 9. | The importance of using database and computer aided analysis technology in the examination of processing aircraft sheet metal parts was put forward by analyzing the actuality of technology design for aircraft sheet metal parts
摘要通过分析当前我国飞机板金零件工艺性审查的现状，提出了在工艺性审查中利用数据库及计算机辅助技术的必要性。 |
| 10. | The thickness varies according to the half - apex angle , and the forming limit half - apex angle is the key which nc incremental sheet metal parts forming process succeeds , it relates to the material and thickness of the sheet metal
变形区厚度的变化与成形半顶角有关，其中，成形极限半顶角是数控渐进成形能否成功的关键，它不仅与材料有关，而且与板料厚度有关。 |
