This article introduced some methods of spline cold forming technology : forward die extrusion die forming, mud-rolls die extrusion forming, cold rolling forming and plate type cold rolling forming.

• 本文对花键整体凹模正挤工艺、多辊冷挤压成形工艺、冷滚轧成形工艺、平板齿条搓挤工艺等花键冷成形技术和特点进行介绍。