数控加工编程实例
一、数控车床实例
1.实例一
程序:
O5554;
T0101;
S500 M03;
G00 X45 Z2;
G71 U2 R1 ;
G71 P10 Q90 U0.2 W0 F0.15;
N10 G00 G42X 14Z1;
N20 G01 X19.9 W-2 F0.08;
N30 Z-20;
N40 X20;
N50 X28 Z-30;
N60 W-10;
N70 X36;
N80 W-20;
N90 G00 G40;
G00 X150;
Z150;
S1000 M03 T0202;
G00 X45 Z2;
G70 P10 Q90;
G00 X150;
Z150;
S500 M03 T0303;
G00 X24 Z-20;
G01 X17 F0.05;
G00 X250;
Z150;
S6000 M03 T0404;
G00 X20 Z2;
G92 X19.2 Z-18 F1.5;
X18.6;
X18.2;
X18.04;
G00 X150;
S500 M03 T0303;
G00 X40 Z-59;
G01 X2 F0.05;
G00 X150;
Z150;
M05;
M30;
2.实例二
工件最大外圆直径为φ60,零件长度尺寸为100,故选择棒料毛坯,尺寸为φ65×200或φ70×200。注:零件毛坯的伸出长度应足够长,以满足加工需要。
由于被加工表面分为柱面、端面、螺纹面、退刀槽等,需选择90°外圆面刀、螺纹刀、切断刀。
1号刀 90°外圆面刀;
2号刀 切断切槽刀,刀宽为5mm;
3号刀 外螺纹刀,刀尖角为60°。
程序:
%0001
N001 T0101
N002 M03 S400
N003 G01 X66 Z3 F1200
N004 G71 U1.5 R1 P005 Q011 X0.4 Z0.1
N005 G00 X0 Z0
N006 G03 X20 Z-10 R10
N007 G01 X48
N008 W-70
N009 X60
N010 W-20
N011 X66
N012 G00 Z3
N013 T0202 M06
N014 G00 X49 Z-60
N015 G01 X45 F300
N016 G04 U5
N017 G01 X49
N018 G00 X61 Z10
N019 T0303 M06
N020 G00 X50 Z-8
N021 G01 X47.1 F500
N022 G95 G32 Z-57 F2
N023 G01 X50
N024 Z-8
N025 X46.5
N026 G95 G32 Z-57 F2
N027 G01 X50
N028 Z-8
N029 X45.9
N030 G95 G32 Z-57 F2
N031 G01 X50
N032 Z-8
N033 X45.5
N034 G95 G32 Z-57 F2
N035 G01 X50
N036 Z-8
N037 X45.4
N038 G95 G32 Z-57 F2
N039 G01 X50
N040 G00 X66 Z3
N041 M30
3.实例三
程序:
N10 G92 X350.0 Z400.0* | (设定程序原点,即工件坐标系) | |
N12 G00 T10 M06* | (换1号刀,因为1号刀为基准刀,所以刀偏为零) | |
N14 G00 X82.4 Z2.0 M03* | (主轴正转启动,刀具快速逼近工件) | |
N16 G01 Z-35.0 F15.0* | (刀具以150mm/min的进给量粗车外圆) | |
N18 G00 X86.0 * | (快速退刀) | |
N20 G00 Z2.0* | (快速退刀) | |
N22 * | (快速退刀) | |
N24 G70 U-7.6 W-21.8 L2 D4 F150* | (固定矩形循环粗车外圆) | |
N26 G00 X70.4* | (快速进刀) | |
m98调用子程序格式N28 G01 Z-18.2 F150* | (刀具以150mm/min的进给量粗车外圆) | |
N30 G02 X74.4 Z-19.8 I2.0 K0.0* | (刀具以150mm/min的进给量粗车R2圆角) | |
N32 G00 Z0.0* | (快速退刀) | |
N34 G01 X48.0 F80* | (刀具以80mm/min的进给量粗车端面) | |
N36 G00 Z2.0 * | (快速退刀) | |
N38 G00 X62.0* | (快速退刀) | |
N40 G01 X70.0 Z-2.0 F60* | (刀具以60mm/min的进给量切削2X45º倒角) | |
N42 G01 Z-18.0* | (刀具以60mm/min的进给量精车外圆Ø70) | |
N44 G02 X74.0 Z-20.0 I2.0 K0.0* | (刀具以60mm/min的进给量精车R2圆角) | |
N46 G01 X80.0* | (刀具以60mm/min的进给量精车端面) | |
N48 G01 X82.0 W-1.0* | (刀具以60mm/min的进给量切削1X45º倒角) | |
N50 G01 Z-35.0* | (精车外圆Ø82) | |
N52 G01 X86.0* | (退刀) | |
N54 G00 X300.0 Z200.0* | (快速退刀至换刀点,“注1”) | |
N56 G00 X47.0 Z5.0 T22 M06* | (换2号刀,调用2号刀偏值,一边补偿一边快速接近工件) | |
N58 G00 Z-18.0* | (快速进刀) | |
N60 G01 X54.0 F80.0* | (刀具以80mm/min的进给量切槽) | |
N62 G04 X0.15* | (刀具在槽底停留0.15秒,保证Ø54尺寸) | |
N64 G00 X47.0* | (快速退刀) | |
N66 G00 Z5.0* | (快速退刀) | |
N68 G00 X300.0 Z200.0 T20* | (一边取消刀补,一边快速退向换刀点) | |
N70 G00 X58.0 Z5.0 T33 M06* | (换3号刀,调用3号刀偏值,一边补偿一边快速接近工件) | |
N72 G01 X50.5 Z-2.0 F60* | (刀具以60mm/min的进给量切削2X45º倒角) | |
N74 G01 Z-16.0* | (刀具以60mm/min的进给量切削M52X1.5齿顶) | |
N76 G01 X50.0 Z-17.0* | (进刀) | |
N78 G01 W-9.0* | (刀具以60mm/min的进给量切削Ø50内孔) | |
N80 G00 X47.0* | (快速退刀) | |
N82 G00 Z2.0* | (快速退刀) | |
N84 G00 X300.0 Z200.0 T30* | (一边取消刀补,一边快速退向换刀点) | |
N86 M05* | (主轴停止) | |
N88 M00* | (程序停止,手动换档,使主轴转速为500转/分钟,变速完毕后,按下系统的“启动”键) | |
N90 M03* | (主轴正转启动) | |
N92 G00 X51.3 Z2.0 T44 M06* | (换4号刀,调用4号刀偏值,一边补偿一边快速接近工件) | |
N94 M98 D900* | (调用螺纹切削子程序) | |
N96 G00 X51.7* | (快速进刀) | |
N98 M98 D900* | (调用螺纹切削子程序) | |
N100 G00 X52.0* | (快速进刀) | |
N102 M98 D900* | (调用螺纹切削子程序) | |
N104 G00 X350.0 Z400.0 T40 M05* | (一边取消刀补,一边快速退到刀具的起始点,同时主轴停止旋转,“注2”) | |
N106 M30* | (程序停止) | |
N900 G32 W-18.0 F1.5* | (子程序开始,螺纹切削) | 螺纹切削子程序“注3” |
N902 G00 X47.0* | (快速退刀) | |
N904 G00 Z2.0* | (快速退刀) | |
N906 M99* | (返回主程序) | |
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