HEIDENHAIN iTNC 530 (340 422) - Manual (Page 22)

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6.5 Path Contours—Polar Coordinates ..... 210
Overview ..... 210
Polar coordinate origin: Pole CC ..... 211
Straight line LP ..... 212
Circular path CP around pole CC ..... 212
Circular Path CTP with Tangential Connection ..... 213
Helical interpolation ..... 213
6.6 Path Contours—FK Free Contour Programming ..... 218
Fundamentals ..... 218
Graphics during FK programming ..... 219
Converting FK programs into HEIDENHAIN conversational format ..... 220
Initiating the FK dialog ..... 221
Free programming of straight lines ..... 222
Free programming of circular arcs ..... 222
Input possibilities ..... 223
Auxiliary points ..... 226
Relative data ..... 227
6.7 Contour Movements—Spline Interpolation (Software Option 2) ..... 234
Function ..... 234