The technical principle of taper cutting of HS-WEDM was introduced.The parameters setting method and the program processing of taper cutting based on WEDM machine were analyzed.

• 叙述了高速走丝电火花线切割机床锥度切割的基本原理,对锥度切割中的几个主要参数进行了分析和理论计算,编制了相应的程序模块,并给出了计算和编程处理实例。