CNC Lathe Program Exercise for Beginners G71 Turning Cycle


Submit by: Vikram

Summary

Write the CNC lathe programming for a FANUC controlled machine using canned cycles. Take the diameter of the work piece = 30mm, depth of cut = 0.5mm, speed = 1200rpm. Assume feed and other data suitably.

Drawing/Image

CNC Lathe Program Exercise for Beginners G71 Turning Cycle

CNC Program

N0 G90 F0.5 S1200 T0101 M03
N10 G00 X35 Z2
N30 G71 U0.5 R1
N35 G71 P36 Q90 U0.05 W0.05
N36 G01 X20 Z0
N50 G01 X20 Z-15
N60 G02 X25 Z-25 R15
N70 G01 X25 Z-40
N80 G03 X30 Z-50 R15
N90 G01 X30 Z-70
N100 G28 U0 W0
N110 M05 M30