Numerical optimization of the blank shape in order to minimize the earring defect in the deep drawing process of square sections

M Chavoshi, A Amoochi, M Bayat Kazazi… - … of Advanced and …, 2023 - masm.araku.ac.ir
The deep drawing process is one of the most widely used metal forming methods, which is
widely used in the mass production of parts. The phenomenon of earring has always been …