数控车床编程与操作教学资源包6.案例库3案例

1、 90外圆刀车工件右端面，粗车外圆至38.580mm先车出30.540mm圆柱，再车出22.520mm 切退刀槽，并用切槽刀右刀尖倒出M383 mm 螺纹左端C2 3（1） 计算双头螺纹M383（P1.5） （2） 确定背吃刀量分布：1mm、0.5mm、0.45mmN10G90G94N20（2） 确定背吃刀量分布：1mm、0.5mm、0.45mmN10G90G94N20S600M03600N30T1D1M08 1N40G00X45Z0N50G01X0F80N60G00X38.5Z2N70G01Z-80F80 N80G00X40Z2N90G00X36N100G01Z-40N110G00X40Z2

2、 N111G00X33N100G01Z-40N110G00X40Z2 N120G00X30.5N130G01Z-40N140G00X40Z2N150G00X26N160G01Z-20N170G00X30Z2 N180G00X22.5N190G01Z-20N200G00X30N170G00X30Z2 N180G00X22.5N190G01Z-20N200G00X30Z2 N210G00X0 N220G03X26Z-11R=13 F100 车R13N230G00Z0.5N240G00X0 N250G03X23Z-11CR=11.5 车R11.5 圆弧（0.5 加工余量N260G00X25.5Z-1

3、8N270G01X25.5Z-N280X30.5Z-40N290G00X100 Z100N295S1200M031200N300G00X2Z2N310G01X0Z0F100进刀至（0，0）N320G03X22Z-11CR=11精车R11N330G01Z-2022N190X25N200X30Z-40N210X34N220X37.8Z-42N230Z-60精车M38N240N250Z-8038N260G00X100 Z100N270T2D1 2N230Z-60精车M38N240N250Z-8038N260G00X100 Z100N270T2D1 2N290G00X40Z-68快速进刀至（X40，Z

4、-N300G01X30.2F30N310G00X40N320G00Z-644N330G01X30F30N350G00X40N360G00Z-61N370 G01X34 Z-64 F30 用槽刀右刀尖倒螺纹左端C2 N380G00X100 N390N400T3D13N420G00X37Z-34N430L10N440G00X36.5N450L10N460G00X36.05N470L10N500G00X37Z-35.5 N450L10N460G00X36.05N470L10N500G00X37Z-35.5 N510L10N520G00X36.5 N530L10N540G00X36.05N550L10

5、N580G00X100Z100M09快退至换刀点,N650M05N660M02L10 N800G91G33Z-28K3车削螺纹,4N810G00X10N820G00Z28N830G90N840M17程序二（用LCYC93切槽循环、LCYC95毛坯轮廓循环、LCYC97编程N10G90G95N20S600M03600N40T1D1M08 1N50G00X45Z0N60G01X0F0.2N40T1D1M08 1N50G00X45Z0N60G01X0F0.2N70G00X38.5Z2N80G01Z-80F0.2N90G00X45Z5R105=1R112=0.1 0.1N100LCYC95 0.1N120L11调用L11N130G00X100 Z100N140T2D12N150S300M03F0.1N160G00Z-64N165X40R100=3838mm（X向R101=-64 Z坐标-64（Z向 R100=3838mm（X向R101=-64 Z坐标-64（Z向 N170G00X40N180G00Z-61N190 G01X34 Z-64 F0.1 用槽刀右刀尖倒螺纹左端C2 N200G00N210Z100N220T3D1 3N230S500M03500 R105=1 R105=1R112=0 N250G00X100Z100M09退回换刀点,N310