Y3150E model hobbing machine was restructured simply in order to machine drum gear,and the structure of system,operating principle,hardware circuitry and software programme were described.

• 为了能在普通Y3150E型滚齿机上加工出鼓形齿,对其进行了简易数控改造。改造后的滚齿机既维持原机床的加工性能,又扩大了加工范围。