冷辗扩工艺应用于双沟球轴承套圈的试验研究

The Experiment and Research of the Cold Rolling Expending Technique in Ball Race of the Double-Groove Ball Bearing

通过试验研究,证明双沟球轴承套圈采用冷辗扩工艺是可行的,并且社会经济效益显著。这一成果填补了国内空白,对拓宽冷辗扩工艺的应用领域,加快冷辗扩工艺的推广,具有重要的意义。

The experiment proves it practicable to apply the cold rolling expending technique inball race of the double-groove ball bearing.The technique will bring great social economic benefit.The result fills the national blank.It produces great significant in spreading the technique.