参考答案

N10 G50 X56.0 Z18.0
N20 G00 X36.0 Z0
N30 G01 X0 Z0 F0.15
N40 G00 X0 Z5.0
N50 G00 X56.0 Z18.0 (端面加工)
N60 G00 X221.0 Z2.0
N70 G01 X32.0 Z-2.0 F0.15
N80 G01 X32.0 Z-40.0 F0.15
N90 G01 X35.0 Z-40.0 F0.15
N100 G01 X43.0 Z-80.0 F0.15
N110 G01 X43.0 Z-90.0 F0.15
N120 G00 X53.0 Z-90.0
N130 G00 X56.0 Z18.0 (外圆面加工)
N140 T0202 (02号刀具为4mm宽的切断刀)
N150 G00 X39.0 Z-36.0
N160 G01 X28.0 Z-36.0 F0.15
N70 G00 X45.0 Z-36.0
N180 G00 X56.0 Z18.0 (切槽加工)
N190 T0303 (03号刀具为螺纹刀)
N200 G00 X29.52 Z3.0
N210 G32 X29.52 Z-38.0 F2
N220 G00 X45.0 Z-38.0
N230 G00 X56.0 Z18.0 (螺纹加工，取值δ₁=3mm，δ₂=2mm)
N240 T0202 (02号刀具同前．为4mm宽的切断刀)
N250 G00 X47.0 Z-90.0
N260 G01 X0 Z-90.0 F0.15
N270 G00 X53.0 Z-90.0
N280 G00 X58.0 Z18.0 (切断加工)