南昌大学数控技术与应用复习资料---谌模涛整理
N19 G40 G00 X100.0 Y80.0;(0.5分) N21 G00 X200. Y160. ;(0.5分) N23 M05 M09 M30;(0.5分)
6.在一块厚1mm的铝板中加工如下图所示的不规则的通孔,按照图中给定的工件坐标和加工方向,写出该通孔的数控加工程序。
N01 G90 G54 M03 S1000(1分)
N03 G00 X-10.0 Y-10.0 G41 D01(1分) N05 G00 M08 X0 YO(0.5分) N07 G01 Z-1.0 F100(0.5分)
N09 G01 X20.0 Y20.0 F400(0.5分) N11 G03 X40.0 Y0 I20.0 J0(1分)
N13 G02 X40.0 Y–40.0 I0 J–20.0(1分) N15 G01 X0 Y0(0.5分) N17 G00 Z20.0 G40(1分) N19 M05 M09 (0.5分) N20 M30(0.5分)
8.加工下图所示零件凸台的外轮廓,采用刀具半径右补偿指令进行编程。
N0010 G54
S1500 M03;
N0020 G90 G00 Z50.0; N0030 X0 Y0; N0040 Z2; N0050 G01 Z-3.F50;
N0060 G42 X20.Y14.F150; N0070 X100.0; N0075 X120.0 Y40.0;
N0076 Y62.0;
N0080 G02 X96.Y86.I0. J-24.0;
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南昌大学数控技术与应用复习资料---谌模涛整理
N0090 G01 X44;
N0100 G03 X20.Y62.I0.0 J24.0; N0110 G01 Y14; N0140 G40 X0 Y0; N0150 G00
N155 Z100.0; N160 M30;
10. O0020是一铣削加工程序,请注解每一程序段的意义,(8分) O0020 程序名称
N10 G92 X0 Y0 Z0; *设置程序原点
N20 G90 G00 X-65 Y-95 Z300; *绝对、快移到(-65,-95,300)定位
N30 G43 H08 Z-15 S350 M03; * 刀具长度补,快移到(-65,-95,-15),主轴以350r/min. 正转
N40 G41 G01 X-45 Y-75 D05 F120; * 左刀具半径补,直线插补到(-45,-75)进给速度120mm/min
N50 Y-40 ; * 直线插补到(-45,-40) N60 X-25; * 直线插补到(-25,-40) N70 G03 X-20 Y-15 I-60 J25; * 圆弧插补到 (-20,-15) N80 G02 X20 I20 J15; * 圆弧插补到(20,-15) N90 G03 X25 Y-40 I65 J0; * 圆弧插补到(25,-40) N100 G01 X45; * 直线插补到(45,-40) N110 Y-75; * 直线插补到(45,-75) N120 X0 Y-65; * 直线插补到(0,-65) N130 X-45 Y-75;