[四爪车床怎么找正]用四爪卡盘夹持毛坯，找正精度不需要很高，只要留够余量，夹持牢固就可以了。 四爪卡盘的端面上有加工出来的若干条同心圆，这就是辅助校正用的，先以同心圆为参照，将毛坯大致的对正中...+阅读

T0101 G97S1000M03 G0X50.0Z3.0 G73U4.0W0.5R4 G73P10Q20U0.5W0.05F0.2 N10G0X34.641Z1.0 G1Z0.0 G3X36.81Z-17.826R20.0 G2X42.332Z-22.0R3.0 G1X44.0 X48.0Z-33.0343 G1Z-100.0 N20G1X50.0 G70P10Q20F0.05 G0X200.0Z300.0 T0100M05 N1G97S500M03 T0202 G0X50.0Z-35 X44.0Z-57.0 G75R0.2 G75X38.0Z-72.0P6000Q3000F0.04 G0Z-62.0 G0X39.0 G1X28.0F0.1 G1X39.0F0.2 G0X200.0 Z300.0 T0200M05 N2G97S1000M03 T0101 G0X50.0Z-60.0 G73U3.0W0.5R3 G73P30Q40U0.5W0.05F0.2 N30G0X44.0 #1=10.2 WHILE[#1GE-9.8]DO1 #1=#1-0.2 #2=[[-3]*ATAN[#1/2]]/90 G1X[2*[#2]+38]Z[#1-72]F0.05 END1 N40G0X50.0 G70P30Q40F0.02 G0X200.0 Z300.0M05 T0100 N3G97S1000M03 T0303 G0X60.0Z-60.0 X50 G73U3.0W0.5R3 G73P50Q60U0.5W0.05F0.2 N50G0X44.0 #1=-10.2 WHILE[#1LE9.8]DO1 #1=#1+0.2 #2=[[-3]*ATAN[#1/2]]/90 G1X[2*[-#2]+38]Z[#1-48]F0.05 END1 N60G0X50.0 G70P50Q60F0.02 G0X200.0 Z300.0M05 T0300 N4G97S200M03 T0202 G0X50.0 Z-100.0 G1X35F0.05 G0X50.0 G1W-4.0 G1X35.0 G0X200.0 Z300.0 T0200M05 M30