数控机床程序200例 2
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例21：等宽槽的零件采用子程序（M98指令）编程
Ｏ0021
N10G92X100Z100（设程序参考点）
N20G90G00X42Z2
N40M06T0101
N35G04P3
N38M03M07
N50G90G00X32Z-12
N60M98P1021L1（调用1021子程序）
N70G90G00X32Z-32
N80M98P1021L1
N90G90G00X42Z2
N95T0100
N100M05M09
N110M30
Ｏ1021（开始定义1021子程序）
N10G91（设增量方式）
N20G01X-12F20
N30G01X12F200
N40G90G00Z-8
N50G01X-12F20
N60G01X12F200
N70G90
N80M99（子程序结束）
例22：轴类零件1采用单循环加工，G81指令编程。
Ｏ0022
N10G92X100Z100（设定程序参考点）N20G90S800F200
N30M06T0101
N35G04P3
N38M03M07
N40G90G00X26.2Z0.2
N50G81G91X-1Z-35.2F100
N60X-4Z-30.2
N70X-6Z-30.2（循环结束）
N80G01X20F100
N90Z-30
N100G03X22.5Z-32.5R2.5
N110G01Z-35
N120G90G00X100Z100
N125T0100
N140M30
例23：轴类零件2实例
Ｏ0023
N10G92X100Z100（设定程序参考点）
N20M06TO101
N25G04P3
N30M03M07
N40G90G00X32Z4
N50G01Z0F200
N60X-1
N70G90G00X32Z4
N80G71U2W0R1P90Q170X0.5Z0F200
N90G01X8Z4F100
N100Z0
N110X10Z-1
N120Z-15
N130X14
N140X16Z-16
N150Z-28
N160G02X24Z-32R4
N170G01Z-35
N210G90G00X100Z100
N215T0100
N220M05M09
N230M30
例24：轴类零件3的综合加工
Ｏ0024
N10G92X100Z100
N20M06TO101
N25G04P3
N30M03M07
N40G90G00X32Z4
N50G01Z0F200
N60X-1
N70G90G00X32Z4
N80G73U15W0R7P90Q190X0.5Z0F200（粗车外圆）N90G01X0Z4F100
N100Z0
N110G03X10.2Z-2.84R6
N120G01Z-6
N130X12
N150X16Z-19
N160X10Z-26
N170G03X10Z-36R7.07
N180G01X24Z-46
N190Z-54
N210G90G00X100Z100
N220T0100
N225M05
N230M00
N240M06T0303
N250G04P3
N255M03
N260G90G00X32Z-15（假定切刀宽度为3mm）N270G01X10.2F50
N280G04P0.5
N290G01X32F200
N300G90G00X100Z100
N304T0300
N306M05
N308M00
N310M06T0202
N315G04P3
N318M03
N320G90G00X16Z-2（车M12螺纹）
N330G82X11.3Z-14F1.0
N340G82X10.9Z-14F1.0
N350G82X10.7Z-14F1.0
N360G82X10.7Z-14F1.0
N370G82X10.7Z-14F1.0
N380G82X10.7Z-14F1.0
N390G90G00X100Z100
N392T0200
N394M05
N396M00
N400M06T0303
N405G04P3
N408M03
N410G90G00X32Z-55（切断）
N420G01X-1F50
N430G90G00X32
N440G00X100Z100
N450T0300
N450M05M09
例25：轴类零件4的综合加工
Ｏ0025
N10G92X100Z100
N20M06T0101G90
N25G04P3
N30M03M07
N40G90G00X40Z2
N50G01Z0F200
N60X-1
N70G90G00X40Z2
N80G71U2W0R1P90Q180X0.5Z0F200（粗车外圆）N90G01X8Z2F100
N100Z0
N110X10Z-1
N120Z-21.1
N130X10
N140Z-36
N150G02X24Z-40R4
N160G01Z-46.2
N170X32Z-54
N180Z-67
N220G90G00X100Z100
N225T0100
N230M05M00
N240M06T0404
N246G04P3
N248M03
N250G90G00X20Z-21.1（假定切刀宽度为3.1mm）N260G01X8F20
N270G04P0.5
N280G90G00X20
N290G90G00X100Z100
N292T0100
N294M05
N296M00
N300M06T0202
N305G04P3
N308M03
N310G90G00X14Z4
N320G82X9.2Z-20F1.5（车M10螺纹）
N330G82X8.6Z-20F1.5
N340G82X8.3Z-20F1.5