Crowd wheel process and change awl gear wheel, in other words each other parallel gear wheel act as and have the crack clench the teeth axises with coning, Process with inserting the tooth similarly in its processing principle.

• 用锥度挤轮加工倒锥齿轮 ,相当于两轴线相互平行的齿轮作无隙啮合 ,其加工原理与插齿加工相似。