Analysis and validation of drawing deformation and partieal thinning deformation the two kinds of deformation have deduced the calculation formular of forming height, drawed experimention curve.

• 板料拉伸伴有胀形存在时,产品的成形高度应是拉深变形和局部变薄的变形共同决定的。本文分析和验证了两种变形量,导出了总成形高度的计算公式,给出了实验曲线。