数控加工编程技术期末复习题(含完整答案)

N20 S500 M03 N30 G00 X0 Z5

N40 G01 Z0 F0.1 N50 G03 X28 Z-14 R14 N60 G01 X40 Z-44 N70 Z-59

N80 G02 X50 Z-64 R5

N90 G00 X80 Z50 M05 N100 M02 22. 编写下图零件的粗、精加工程序。工件毛坯直径为45mm,工件坐标系原点建在工件右端面中心。 O0007 T0101 M03S800 G00X45Z5 G71U2R2

G71P10Q20U0.5W0.1F0.3 N10G01X20Z0F0.1 X24Z-2 Z-20 X25 X30Z-35 Z-40

G03X42Z-46R6 N20G01Z-60 G00X80Z80M05 M00 T0202 M03S1000 G00X45Z5 G70P10Q20 G00X80Z80M05 M30

23. 编写下图零件的粗、精加工程序。工件毛坯直径为45mm,割刀宽度为5mm,工件坐标系原点建在工件右端面中心。 O0008 T0101 M03S500 G00X45Z5

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G71U2R2

G71P10Q20U0.5W0.1F0.3 N10G01X20Z0F0.1 X23.8Z-2 Z-25 X28 X34Z-33 Z-44

G02X42Z-48R4 N20G01Z-60 G00X80Z80M05 M00

M03S1000 G00X45Z5 G70P10Q20 G00X80Z80M05 M00 T0202 M03S350 G00X30Z-25 G01X20F0.1 X30 Z-23 X20 G04X2 G01Z-25 X30

G00X80Z80M05 M00 T0303 M03S500 G00X28Z5

G92X22.8Z-21F2 X22 X21.52 X21.32

G00X80Z80M05 M30

24. 编写下图零件的粗、精加工程序。工件毛坯直径为45mm,割刀宽度为5mm,工件坐标

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系原点建在工件右端面中心。 O0009 T0101 M03S500 G00X45Z5 G71U2R2

G71P10Q20U0.5W0.1F0.3 N10G01X0Z0F0.1 G03X24Z-12R12 G01Z-15 X26

X29.8Z-17 Z-35 X30

G02X38Z-53.974R47 G01X42Z-57 N20Z-71

G00X80Z80M05 M00

M03S1000 G00X45Z5 G70P10Q20 G00X80Z80M05 M00 T0202

G00X32Z-35 G01X26F0.1 G04X2 G01X35

G00X80Z80M05 M00 T0303

G00X35Z-12 G92X28.8Z-32F2 X28 X27.52 X27.32

G00X50Z50M05 M30

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25、编写下图零件的粗、精加工程序。工件毛坯直径为45mm,工件坐标系原点建在工件右端面中心。 O0010 T0101 M03S800 G00X42Z5 G71U2R2

G71P10Q20U0.5W0.1F0.3 N10 G01X0Z0 G03X18Z-9R9 G01Z-15 X21

X24Z-16.5 Z-25 X28

G01X34Z-33 Z-43

G02X42Z-47R4 N20G01Z-60 G00X50Z50M05 M00 T0202 M03S1000 G00X45Z5 G70P10Q20 G00X50Z50M05 M30

26. 编写下图零件的粗、精加工程序。 O0011 T0101 M03S800 G00X65Z5 G71U2R2

G71P10Q20U0.5W0.1F0.3 N10 G01X30Z0 Z-15 X60Z-30 N20Z-40

G00X50Z50M05

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