HEIDENHAIN iTNC 530 (340 49x-01) - Manual (Page 20)

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6.5 Path Contours—Polar Coordinates ..... 202
Overview ..... 202
Polar coordinate origin: Pole CC ..... 203
Straight line LP ..... 204
Circular path CP around pole CC ..... 204
Circular path CTP with tangential connection ..... 205
Helical interpolation ..... 205
6.6 Path Contours—FK Free Contour Programming ..... 210
Fundamentals ..... 210
Graphics during FK programming ..... 211
Converting FK programs into HEIDENHAIN conversational format ..... 212
Initiating the FK dialog ..... 213
Free programming of straight lines ..... 214
Free programming of circular arcs ..... 214
Input possibilities ..... 215
Auxiliary points ..... 218
Relative data ..... 219
6.7 Contour Movements—Spline Interpolation (Software Option 2) ..... 226
Function ..... 226