Device for PUR pad bending is designed and manufactured first.Experimental works of trough-shaped aluminum alloy profile are carried out based on the bending device developed above.

• 利用研制的聚氨酯垫柔性弯曲装置，以槽形截面铝合金型材为对象，通过实验，研究了压入深度和型材曲率半径的关系，以及型材截面形状对曲率半径的影响。