Fanuc G72.1 Rotational Copy Program Example

In this article, we write CNC program example for rotational copy (G72.1 CNC Code) in CNC Milling machines.


Technical Drawing

Fanuc G72.1 Rotational Copy Program Example

CNC Program

Main program

O2000 ;
N10 G90 G00 G17 X250. Y100. Z100. ; (P0)
N20 G72.1 P2100 L6 X100. Y50. R60. ;
N30 G80 G00 X250. Y100. ; (P0)
N40 M30 ;

Sub program

O2100 N100 G90 G81 X100. Y150. R60. Z10. F200. ; (P1)
N200 M99 ;

G Codes Explanation

G00 Rapid traverse
G01 Linear interpolation
G15 and G16 Polar Coordinate
G17 Plane Selection
G43 Tool Length Offset
G54 Work Offset
G72.1 Rotational Copy
G80 Canned Cycle Cancel
G81 Drilling
G90 Absolute command
G91 Incremental command


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