FANUC Series 16/18/160/180-Model C Machining Center Operators Manual

PROGRAMMING
B–62764EN/01
4. INTERPOLATION FUNCTIONS
53
Example of Polar Coordinate Interpolation Program
Based on X Axis(Linear Axis) and C Axis (Rotary Axis)
C’(hypothetical axis)
C axis
Path after cutter compensation
Program path
N204
N205
N206
N203
N202 N201
N208
N207
X axis
Z axis
N200
Tool
O0001 ;
N010 T0101
N0100 G90 G00 X60.0 C0 Z_ ; Positioning to start position
N0200 G12.1 ; Start of polar coordinate interpolation
N0201 G42 G01 X20.0 F_ ;
N0202 C10.0 ;
N0203 G03 X10.0 C20.0 R10.0 ;
N0204 G01 X–20.0 ; Geometry program
N0205 C–10.0 ; (program based on cartesian coordinates on
N0206 G03 X–10.0 C–20.0 I10.0 J0 ; X–C’ plane)
N0207 G01 X20.0 ;
N0208 C0 ;
N0209 G40 X60.0 ;
N0210 G13.1 ; Cancellation of polar coordinate interpolation
N0300 Z_ ;
N0400 X_ C_ ;
N0900M30 ;
Examples

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