例:如图所示,每次吃刀2mm,每次切削起点位距工件外圆面5mm 。
O0081
N10 G54 G90 G00 X60 Z45 M03
N20 G81 X25 Z31.5 K-3.5 F100
N30 X25 Z29.5 K-3.5
N40 X25 Z27.5 K-3.5
N50 X25 Z25.5 K-3.5
N60 M05
N70 M02