The formulae for calculating the bend radius of neutral plane and the decrement of bend angle after springback were derived by considering the deformation after unloading.
The formulae for calculating the bend radius of neutral plane and the decrement of bend angle after springback were derived by considering the deformation after unloading.
依据卸载变形的分析计算，推导出回弹后中性层弯曲半径及弯曲角变化量的计算公式。