例185.如图8-1所示,轮板零件的加工,毛坯用压板固定在机床工作台面上,材料为铝合金,要求加工外轮廓和内孔,加工深度5mm(粗加工)。
%0176
N10 G55 LF
N20 T01 D01 M06 LF
N30 G90 S1000 M03 LF
N40 G00 Z50 LF
N50 G41 T1 D1 G00 X0 Y27.5 Z2 LF
N60 G01 Z-5 F100 LF
N70 G03 X14.18 Y34.06 I0 J20 LF
N80 G02 X22.09 Y29.84 I3.19 J-2.89 LF
N90 G03 X36.92 Y4.2 I19.05 J-6.09 LF
N100 G02 X36.92 Y-4.2 I-0.92 J-4.2 LF
N110 G03 X22.09 Y-29.84 I4.22 J-19.55 LF
N120 G02 X14.81 Y-34.06 I-4.09 J1.33 LF
N130 G03 X-14.81 Y34.06 I-14.81 J-13.44 LF
N140 G02 X-22.09 Y-29.84 I-3.19 J2.89 LF
N150 G03 X-36.92 Y-4.2 I19.05 J6.09 LF
N160 G02 X-36.92 Y4.2 I0.92 J4.2 LF
N170 G03 -22.09 Y29.84 I-4.22 J19.55 LF
N180 G02 X-14.81 Y29.84 I4.09 J19.55 LF
N190 G03 X0 Y27.5 I14.81 J13.44 LF
N200 G00 Z100 LF
N210 M05 LF
N220 G40 G01 X0 Y0 LF
N230 T02 M06 LF
N240 G90 G94 G56 M6 T2 S1200 M03 LF
N250 G00 X20 Y0 Z50 LF
N260 Z2 LF
N270 G01 Z-2 F80 LF
N280 G00 Z2 LF
N290 X-10 Y-17.32 LF
N300 G01 Z-2 LF
N310 G00 Z2 LF
N320 X-20 Y0 LF
N330 G01 Z-2 LF
N340 G00 Z2 LF
N350 X-10 Y17.32 LF
N360 G01 X-2 LF
N370 G00 Z2 LF
N380 X10 Y17.32 LF
N390 G01 Z-2 LF
N400 G00 Z100 LF
N410 X0 Y0 LF
N420 M05 LF
N430 T03 M06 LF
N440 G90 G94 G57 M6 T3 S1000 M03 LF
N450 G00 X20 Y0 Z50 LF
N460 Z2 LF
N470 G01 Z-5 F80 LF
N480 G00 Z2 LF
N490 X10 Y-17.32 LF
N500 G01 Z-5 LF
N510 G00 Z2 LF
N520 X-10 Y-17.32 LF
N530 G01 Z-5 LF
N540 G00 Z2 LF
N550 X-20 Y0 LF
N560 G01 Z-5 LF
N570 G00 Z2 LF
N580 X-10 Y17.32 LF
N590 G01 X-5 LF
N600 G00 Z2 LF
N610 X10 Y17.32 LF
N620 G01 Z-5 LF
N630 G00 Z100 LF
N640 X0 Y0 LF
N650 M05 LF
N660 M02 LF
例186:在数控加工中心上铣削图8-2凸轮,钻4-φ13孔,编写其粗加工程序。
程序 说明
N10 G54 LF T1号刀具零偏
N20 M06 T01 D01 LF 换1号刀
N30 S1000 M03 LF 主轴正转
N40 G00 X-63.8 Y-20.0 Z2.0 LF 快速定位
N50 Y-10 G41 LF 加左刀补
N60 G01 Y0 Z-15 F80 LF 直线插补,接近A点
N70 G02 X-63016 Y8.97 CR=63.8 LF 顺圆弧插补,加工AI段
N80 G03 X-55.617 Y25.054 CR=175.0 LF 逆圆弧插补,加工IH段
N90 G02 X14.79 Y58.18 CR=61.0 LF 顺圆插补,加工GH段
N100 G02 X44.79 Y18.60 CR=46.0 LF 顺圆插补,加工GF段
N110 G03 X63.72 Y0.026 CR=21.0 LF 逆圆插补,加工FE段
N120 G02 X63.999 Y0.30 CR=0.3 LF 顺圆插补,加工ED段
N130 G02 X–5.527 Y-63.761 CR=64.0 LF 顺圆插补,加工DC段
N140 G03 X8.962 Y-63.017 CR=175.0 LF 逆圆插补,加工CB段
N150 G02 X-63.8 Y0 RC=63.8 LF 顺圆插补,加工BA段
N160 G40 G00 Z30 LF 取消刀补,刀具升到安全高度
N170 M06 T02 LF 换2号刀
N180 G55 LF T02号刀具零偏
N190 S800 M03 LF 快速定位
N200 G00 X30.5 Y0 Z2 LF 调用子程序L10
N210 L10 call LF
N220 MIRROR Y0 LF 在Y轴方向上镜像
N230 L10 call LF
N240 G00 X0 Y30.5 Z2 LF
N250 L10 call LF
N260 MIRROR X0 LF 在X轴方向上镜像
N270 L10 call LF 取消镜像
N280 MIRROR LF
N290 G40 G00 Z30 LF 刀具升到安全高度
N300 M6 T3 LF
N310 G56 LF T03号刀具零偏
N320 S600 M03 LF
N330 G00 X30.5 Y0 Z2 LF 快速定位
N340 L11 call LF 调用子程序L10
N350 MIRROR Y0 LF 在Y轴方向上镜像
N360 L11 call LF
N370 G00 X0 Y30.5 Z2 LF
N380 L11 call LF
N390 MIRROR X0 LF 在X轴方向上镜像
N400 L11 call LF
N410 MIRROR LF 取消镜像
N420 G40 G00 Z30 LF 刀具升到安全高度
N430 M05 LF
N440 M02 LF 程序结束
N450 L10 LF 定义子程序
N460 G01 Z-3 F50 LF 钻中心孔
N470 Z2 LF
N480 RET LF 子程序结束
N490 L11 LF 定义子程序
N500 G01 Z-15 F50 LF 钻孔
N510 Z2 LF
N520 RET LF 子程序结束
例187:在数控加工中心上铣削图8-3所示的零件外轮廓、形腔及钻3-φ4孔,刀具表如表8-7所示。
程序 说明
N10 G54 LF T1号刀具零偏
N20 M06 T01 D01 LF 换1号刀
N30 S1000 M03 LF 主轴正转
N40 G00 X0 Y0 Z2 LF 快速定位
N50 G01 Z-4 F60 G41 LF 加左刀补
N60 G01 Y60 F100 LF 铣外轮廓
N70 X30 LF
N80 G02 X70 Y60 I20 J0 LF
N90 G01 X100 LF
N100 Y20 LF
N110 G02 X80 Y0 CR=20 LF
N120 G01 X12 LF
N130 X0 Y20 LF
N140 X-8 LF
N150 G40 LF
N160 G00 Z30 LF 刀具升到安全高度
N170 M06 T02 D01 LF 换2号刀
N180 G55 LF
N190 G00 X50 Y60 LF
N200 G01 Z-2 F35 LF 铣形腔
N210 G91 G03 X0 Y0 I0 J-2 F75 LF
N220 G01 Y5 LF
N230 G03 X0 Y0 I0 J-7 LF
N240 G01 Y5 LF
N250 G03 X0 Y0 I0 J-12 LF
N260 G90 G01 Z5 LF 铣方形腔
N270 GOO X27 Y47 LF
N280 G01 Z-5 F35 LF
N290 G91 X-14 F75 LF
N300 Y-5 LF
N310 X14 LF
N320 Y-5 LF
N330 X-14 LF
N340 Y-5 LF
N350 X14 LF
N360 Y-5 LF
N370 X-14 LF
N380 Y-5 LF
N390 X14 LF
N400 G90 Y47 LF
N410 X13 LF
N420 Y23 LF
N430 X27 LF
N440 G00 Z30 LF
N450 M06 T03 D01 LF
N460 G56 LF
N470 S600 M03 LF
N480 G00 X60 Y30 Z2 LF 钻孔
N490 G01 Z-8 F30 LF
N500 Z2 LF
N510 G00 X80 Y20 LF
N520 G01 Z-8 F30 LF
N530 Z2 LF
N540 G00 X80 Y40 LF
N550 G01 Z-8 F30 LF
N560 Z2 LF
N570 G00 X0 Y0 Z30 LF
N580 M02 LF
例188:对图8-4的孔类零件用固定循环编程。
% 0179
N10 G00 G90 G80 G40 G17 LF
N20 M06 LF
N30 S1500 F120 D01 LF
N40 X150 Y150 LF
N50 Z-278 M03 LF
N60 R2=-278 R3=-286 R4=-278 G81 P1 LF
N70 Y250 LF
N80 X200 Y300 LF
N90 Y250 LF
N100 Y200 LF
N110 Y150 LF
N120 Y100 LF
N130 G80 G00 Z-268 LF
N140 X300 LF
N150 R2=-268 R3=276 R4-268 G81 P1 LF
N160 Y200 LF
N170 Y300 LF
N180 G80 G00 X400 Y300 LF
N190 R2=-278 R3=-286 R7=-278 G81 P1 LF
N200 Y250 LF
N210 Y200 LF
N220 Y150 LF
N230 Y100 LF
N240 G80 G00 D0 Z0 M19 LF
N250 M06 LF
N260 S1200 F120 D02 LF
N270 Z-278 M03 LF
N280 R2=-278 R3=-295 R10=-278 G80 P1 LF
N290 Y150 LF
N300 Y200 LF
N310 Y250 LF
N320 Y300 LF
N330 G80 G00 Z-268 LF
N340 X200 Y300 LF
N350 R2=-278 R3=-295 R10=-278 G81 P1 LF
N360 Y250 LF
N370 Y200 LF
N380 Y150 LF
N390 Y100 LF
N400 X150 Y150 LF
N410 Y250 LF
N420 G80 G00 D0 Z0 M19 LF
N430 M06 LF
N440 S800 F120 D03 LF
N450 X300 Y300 LF
N460 Z-268 N03 LF
N470 R2=-268 R3=-306 R10=-268 G81 P1 LF
N480 Y200 LF
N490 Y100 LF
N500 G00 G80 D0 Z0 M19 LF
N510 M06 LF
N520 S800 F200 D04 LF
N530 GOO X200 Y100 LF
N540 Z-278 M03 LF
N550 R2=-278 R3=-281 R10=-278 G81 P1 LF
N560 Y150 LF
N570 Y200 LF
N580 Y250 LF
N590 Y300 LF
N600 X150 Y250 LF
N610 Y150 LF
N62 G00 G80 Z-268 LF
N630 X400 Y100 LF
N640 R2=-278R3=-281R10=-278 G81 P1 LF
N650 Y150 LF
N660 Y200 LF
N670 Y250 LF
N680 Y300 LF
N690 G00G80D0Z0M19 LF
N700 M06 LF
N710 S800 F150 D04 LF
N720 X300 Y300 LF
N730 Z-268 LF
N740 R2=—268R3=—271R10=—268 G81 P1 LF
N750 Y200 LF
N760 Y100 LF
N770 G00G80D0M19 LF
N780 M02 LF
例189:加工零件如图8-5所示,在立式加工中心上加工,(D21=0,D26=17)。
%0180 LF
N10 T01 M06 LF
N20 G90 G54 G00 X0 Y0 T02 LF
N40 D01 Z0 LF
N50 S280 M03 LF
N60 G01 Z-20.0 F40 LF
N70 L100 P1 LF
N80 G40 Y0 LF
N90 G53 D0 Z0 M06 LF
N100 G54 G00 X-65.0 Y-95.0 T03 LF
N110 D02 Z0 LF
N120 F100 S100 M03 LF
N130 G81 R02=-17.0 R03=-24.0 R10=-17.0 LF
N140 L200 P1 LF
N150 M05 LF
N160 G54 D03 Z0 LF
N165 G00 X0 Y87.0 T04 LF
N170 F50 S300 M03 LF
N180 G81 R02=-17.0 R03=-25.0 R10=-17.0 LF
N190 X-65.0 Y-95.0 Z-40.0 LF
N200 L200 P1 LF
N205 M05 LF
N210 G53 G80 D0 Z0 M06 LF
N220 G54 D04 Z0 LF
N225 G00 X-65.0 Y-95.0 T05 LF
N226 S300 M03 LF
N230 G82 R02=-17.0 R03=-26.0 R04=0.5 R10=-17.0 LF
N240 L200 P1 LF
N245 M0 5LF
N250 G53 G80 D0 Z0 M06 LF
N260 G54 D05 Z0 LF
N265 G00 X-65.0 Y-95.0 T06 LF
N270 F90 S60 M03 LF
N280 G84 R02=-10.0 R03=-40.0 R04=0 R06=4 R07=3 R08=0 R10=-10.0 LF
N290 L200 P1 LF
N295 M05 LF
N300 G53 G80 D0 Z0 M06 LF
N310 G54 X-0.5 Y150.0 T00 LF
N320 G41 D26 Y70.0 LF
N330 D06 Z0 LF
N340 S300 M03 LF
N350 X0 LF
N360 G01 Z-26.05 F30 LF
N370 L100 P1 LF
N380 G53 G40 D0 Z0 M06 LF
N390 X0 Y0 LF
N400 M30 LF
铣槽子程序:
L100 LF
N05 G01 Y70.0 G41 D21 F56 LF
N10 X66.0 Y70.0 LF
N20 G02 X100.011 Y8.947 U40.0 LF
N30 G01 X57.010 Y-60.527 LF
N40 G02 X40.0 Y-70.0 U20 LF
N50 G01 X-40.0 LF
N60 G02 X-57.006 Y-60.527 LF
N70 G01 X-100.011 Y8.947 LF
N80 G02 X-66.0 Y70.0 U40 LF
N90 G01 X0.5 LF
N100 M17 LF
2#、3#、4#孔定位子程序:
L200 LF
N1 X65.0 LF
N2 X125.0 Y65.0 LF
N3 X-125.0 LF
N4 M17 LF