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1、车床数控加工仿真习题题1:要求:1 毛坯 直径140mm, 长度250mm2 外圆车刀T01,完成表面粗精车,长度160,刀片为75度刀片,刀片边长12数控加工程序:O100N01 G54;N02 G00 X160.0 Z180.0 M03 S3000 T0101; G71 U7.0 R5.0;N03 G71 P04 Q10 U4.0 W2.0 F0.30;N04 G00 X40.0 S3000;N05 G01 W-40.0 F0.15;N06 X60.0 W-30.0;N07 W-20.0;N08 X100.0 W-10.0;N09 W-20.0;N10 X140.0 W-20.0;N11
2、G70 P04 Q10;N12 G28 U0 W0;N13 M05;N14 M02;题2:要求:1 毛坯 直径85mm, 长度330mm2 外圆车刀T01,完成表面粗车,长度160,刀片为55度刀片,刀片边长123 外圆车刀T04,完成表面精车,长度160,刀片为55度刀片,刀片边长154 割刀T02,完成退刀槽加工,长度160,刀片边长10,刀片宽度35 螺纹车刀T03,完成螺纹加工,长度160,刀片边长2,刀片厚度3数控加工程序:O200N100 G54N110 M03 S2000 T0101 M08N120 G00 X100.0 Z295.0N130 G71 U3.0 R1.0N140
3、G71 P150 Q260 U0.3 W0 F0.3N150 G00 X41.8 Z292.0N160 G01 X47.8 Z289.0 F0.15N170 W-59.0N180 X50.0N190 X62.0 W-60.0N200 Z155.0N210 X78.0N220 X80.0 W-1.0N230 W-19.0N240 G02 W-60.0 R70.0N250 G01 Z65.0N260 X90.0N270 G00 X200.0 Z500.0N280 T0404N290 G70 P150 Q260N300 G00 X200.0 Z500.0;N310 M05 M09N320 T0202
4、N330 G00 X51.0 Z230.0 M03 S2500 M08N340 G01 X45.0 W0 F0.16N350 G04 X1.0N360 G00 X51.0N370 G00 X200.0 Z500.0 M05N380 M09N390 T0303N400 G00 X52.0 Z296.0 M03 S2500 M08N410 G92 X47.2 Z231.5 F1.5N420 X46.6N430 X46.2N440 X45.8N450 G28 U0 W0N460 M09N470 M05N480 M02题3:要求:1 毛坯直径48mm, 长度150mm2 外圆车刀T01,完成表面粗车,
5、长度160,刀片为75度刀片,刀片边长123 外圆车刀T02,完成表面精车,长度160,刀片为35度刀片,刀片边长124 外圆精车刀T03,完成圆弧槽加工,长度160,刀片为35度刀片,刀片边长12数控加工程序:O300G54S2000 M03 M08 T0101G00 X55.0 Z5.0G71 U2.0 R3.0G71 P10 Q20 U0.2 W0.2 F0.3N10 G00 X0.0G01 Z0.0 F0.1G03 X30.0 Z-15.0 R15.0G01 Z-30.0X44.0 Z-50.0W-32.0N20 G00 X55.0G00 X100.0 Z200.0T0202G00 X
6、55.0 Z5.0G70 P10 Q20G00 X100.0 Z200.0T0303G00 X55.0 Z-58.0G01 X44.0 F0.3G02 W-14.0 R9.0 F0.08G00 X55.0G28 U0 W0M05M09M30题4:要求:工件坐标系原点为工件右端面中心处,毛坯直径52mm, 长度200mm1根据零件图确定加工工艺路线(1)车端面;(2)从右至左粗车各圆柱面和倒角;(3)从右至左精车各圆柱面和倒角;(4)粗加工R15圆弧面;(5)精加工R15圆弧面;(6)切槽;(7)车螺纹;(8)切断。2选择刀具900外圆车刀T0101:用于车端面,粗、精车各圆柱面和倒角;350外
7、圆车刀 T0202:用于粗、精车R15圆弧面;切断刀(宽3mm)T0303:用于切槽和切断;螺纹刀T0404:用于车螺纹。3确定切削用量 见表14.2加工内容主轴转速S(r/min)进给速度F(mm/r)车端面8000.15粗车圆柱面、倒角、圆弧面8000.15精车圆柱面、倒角、圆弧面12000.08切槽6000.05车螺纹5001.5切断4000.054. 数控加工程序: O1410.TXTO1410N2 T0101 N4 M03 S800 N6 G00 X54 Z1 N8 G94 X0 Z0 F0.15 N10 G71 U2 R1 N12 G71 P14 Q30 U0.2 W0 N14 G
8、00 X22 Z1 N16 G01 X28 Z-2 F0.08 N18 Z-18 N20 X30 N22 Z-43 N24 X40 N26 Z-103N28 X50N30 Z-116N31 M03 S1200N32 G70 P14 Q30 N34 G00 X100N35 Z100 T0202N36 M03 S800 N38 G00 X45 Z-45 N41 G73 U2 W0 R2 N42 G73 P44 Q50 U0.2 W0 F0.15 N44 G01 X40 Z-53 F0.08 N46 G02 X40 W-15 R15 N48 G01 W-10 N49 G02 X40 W-15 R15
9、 N50 G01 X52 W-2 N51 M03 S1200 N52 G70 P44 Q50N54 G00 X100N56 Z100 N58 T0303N60 M03 S600 N62 G00 X34 Z-18 N64 G01 X24 F0.05 N66 X34N68 G00 X100 Z100 T0404N70 G00 X30 Z2 N71 M03 S500N72 G92 X27.2 Z-17 F1.5 N74 X26.6 N76 X26.2 N78 X26.04N80 G00 X100 Z100 T0303 N82 M03 S400N84 G00 X54 Z-116 N86 G01 X1 F0.05 N88 X54 N90 G00 X100 Z100 M05 N92 M30