With the total strain theory and membrane assumption and taking the normal anisotropy of sheet metal into consideration,initial blank size can be directly calculated from desired flanging height.

• 在该算法中,采用了全量塑性理论及膜应变假定,并考虑了板材的厚向各向异性,可以直接从所需的翻边高度计算出初始坯料的尺寸。