With regard to the machining of drawing roll grooved serrated form by means of the method of free graduated cold rolling,the author sums up its characteristics.

• 介绍自由分度式冷轧法轧制牵伸罗拉沟槽齿形的特点，设计和制造齿形轧轮的简易方法，适合于中小企业生产和开发。