Refitment of NC machine tool which machined rotor profile of Roots blower,and functional allocation of NC system are set forth.Machining procedure of rotor profile and its trial run are introduced.

• 阐述了加工罗茨鼓风机转子型面的数控机床的改装,数控系统的功能配置,介绍了转子型面的加工程序及其调试。