
例一.图示如下零件
材料:黄铜, 毛坯:锻件, 单边余量约1mm,
螺纹为公制直螺纹,螺距1.5mm
1#刀:内孔刀; 2#刀:割槽刀(刀宽为槽宽3mm); 3#刀:螺纹刀
刀具起始点为(X100,Z50);
N0010 M03 S1500
N0020 G00 X100 Z50
N0030 T1
N0040 G00 X30
N0050 G00 Z0
N0060 G01 X55 F150; (加工端面)
N0070 G01 X39.5
N0080 G01 X36.5 Z-1.5; (倒角1.5×45)
N0090 G01 Z-26; (车削内孔φ38)
N0100 G03 X30 Z-30 R4 F100; (车削内圆弧R4)
N0110 G01 Z-37; (车削内孔φ30)
N0120 G00 X28; (X向退刀)
N0130 G00 Z50; (Z向退刀)
N0140 T2; (换内孔刀割槽)
N0150 G00 X35; (快速进刀)
N0160 G00 Z-18; (快速进刀)
N0170 G01 X44 F150; (割槽)
N0180 G00 X36; (快速退刀)
N0190 G00 Z50; (快速退刀)
N0200 T3; (换螺纹刀加工螺纹)
N0210 S700
N0220 G00 X36.5 Z2; (快速进刀)
N0230 G86 Z-16 K1.5 I-4 R2 L4; (加工螺纹)
N0240 G00 X100 Z80
N0250 M05
N0260 T1
N0270 G00 X100 Z50
N0280 M02
例二.图示如下零件
材料:45#, 毛坯:锻件, 单边余量约1mm,
螺纹为英制锥螺纹,螺距每英寸14牙,
1#刀:外圆刀, 2#刀:外螺纹刀
刀具起始点为(X100,Z160)
N0010 M03 S1000
N0020 M08
N0030 G00 X100 Z160
N0040 T1
N0050 G00 X44 Z30.2; (快速进刀)
N0060 G01 X30 F120; (粗车端面)
N0070 G00 Z107; (快速退刀)
N0080 G00 X18.4; (快速进刀)
N0090 G01 Z104 F120; (慢速进刀)
N0100 G01 X20.4 Z84; (粗车外锥, 直径余量0.4)
N0110 G01 Z34; (粗车外圆φ20)
N0120 G02 X28 Z30.2 R3.8 F80; (粗车R4)
N0130 G01 X40.2 F120; (粗车端面)
N0140 G01 Z10; (粗车外圆φ40)
N0150 G00 Z104; (快速退刀)
N0160 S1500
N0170 G00 X24; (快速进刀)
N0180 G01 X10 F120; (精车端面)
N0190 G01 X15
N0200 G01 X18 Z102.5; (倒角1.5×45)
N0210 G01 X20 Z84; (精车锥度)
N0220 G01 Z34; (精车外圆φ20)
N0230 G02 X28 Z30 R4 F80; (精车R4)
N0240 G01 X40 F120; (精车端面)
N0250 G01 Z10; (精车外圆φ40)
N0260 G00 X100 Z160; (快速退刀)
N0270 T2; (换螺纹刀加工螺纹)
N0280 S700
N0290 G00 X17.8 Z106; (快速进刀)
N0300 G87 X20 Z84 K14 I4 R1.96 L8; (车削锥度螺纹)
N0310 G00 X100 Z160
N0320 M05
N0330 M09
N0340 T1
N0350 G00 X100 Z160
N0360 M02
例三.下图所示零件,共用三把刀具,
1#刀:为90°外圆刀,2#刀:5mm切槽刀(5mm),3#刀:60°螺纹刀
毛坯尺寸φ60χ150,材料:铝。
编程如下:
N0010 G00 X70 Z130
N0020 M03 S800
N0030 G01 Z127 F80; (慢速进刀)
N0040 X-0.5; (车端面)
N0050 G00 Z130; (快速退刀)
N0060 X56.2; (快速退刀)
N0070 G01 Z0 F80; (粗车外圆φ56)
N0080 G0 X58; (快速退刀)
N0090 Z130; (快速退刀)
N0100 G01 X50.5 F80; (慢速进刀)
N0110 Z14; (粗车外圆)
N0120 G00 X52; (快速退刀)
N0130 Z130; (快速退刀)
N0140 G01 X44 F80; (慢速进刀)
N0150 Z70; (粗车外圆)
N0160 G00 X46; (快速退刀)
N0170 Z130; (快速退刀)
N0180 G01 X40 F80; (慢速进刀)
N0190 Z70; (粗车外圆)
N0200 G00 X42; (快速退刀)
N0210 Z130; (快速退刀)
N0220 G01 X36.2 F80; (慢速进刀)
N0230 Z75; (粗车外圆)
N0240 G00 X38; (快速退刀)
N0250 Z130; (快速退刀)
N0260 G01 X28.5 F80; (慢速进刀)
N0270 X30.5 Z125; (倒角)
N0280 Z104; (粗车外圆)
N0290 G00 X90; (快速退刀)
N0300 Z200; (快速退刀)
N0310 T02
N0320 M03 S400
N0330 G00 Z107; (快速进刀)
N0340 X32; (快速进刀)
N0350 G01 X26.2 F20
N0360 G00 X52; (快速退刀)
N0370 Z20; (快速退刀)
N0380 G01 X34.2 F20; (粗车外圆)
N0390 G01 X52 F80; (慢速退刀)
N0400 G00 Z200; (快速退刀)
N0410 T3 S1200
N0420 G00 X32 Z127
N0430 G01 X30 F80; (慢速进刀)
N0440 Z114; (精车螺纹外圆φ30)
N0450 X26 Z112; (倒角)
N0460 Z107; (精车外圆φ26)
N0470 X36 Z97; (精车锥度)
N0480 Z89; (精车外圆φ36)
N0490 X54 Z50; (粗车外圆)
N0500 X38 Z26; (粗车外圆)
N0510 Z20; (粗车外圆)
N0520 X58 Z9
N0530 G00 Z97; (快速退刀)
N0540 G01 X36 F80; (慢速进刀)
N0550 Z89; (慢速进刀)
N0560 G02 X30 Z80 R15; (精车顺圆弧R15)
N0570 G02 X40 Z65 R25; (精车顺圆弧R25)
N0580 G03 X40 Z35 R25; (精车逆圆弧R25)
N0590 G02 X34 Z26 R15; (精车顺圆弧R15)
N0600 G01 Z20; (精车外圆φ34)
N0610 X56 Z9; (精车锥度)
N0620 Z0; (精车外圆φ56)
N0630 S400
N0640 G00 X58; (快速退刀)
N0650 Z132; (快速退刀)
N0660 X30; (快速进刀)
N0670 G86 Z110 K1.5 I4 R1.35 L8; (车削螺纹)
N0680 G0 X70; (快速退刀)
N0690 Z200; (快速退刀)
N0700 T1`
N0720 M02
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