HEIDENHAIN SW 54843x-03 DIN Programming - Manual (Page 18)

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4.1 Programming in DIN/ISO mode ..... 188
Geometry and machining commands ..... 188
Contour programming ..... 189
NC blocks of the DIN program ..... 190
Creating, editing and deleting NC blocks ..... 191
Address parameters ..... 192
Fixed cycles ..... 193
Subprograms, expert programs ..... 194
NC program conversion ..... 194
DIN/ISO programs of predecessor controls ..... 195
"Geometry" pull-down menus ..... 197
"Machining" pull-down menus ..... 197
4.2 Definition of workpiece blank ..... 198
Chuck part bar/tube G20-Geo ..... 198
Cast part G21-Geo ..... 198
4.3 Basic contour elements ..... 199
Starting point of turning contour G0-Geo ..... 199
Machining attributes for form elements ..... 199
Line segment in a contour G1-Geo ..... 200
Circular arc of turning contour G2/G3-Geo ..... 202
Circular arc of turning contour G12/G13-Geo ..... 203
4.4 Contour form elements ..... 205
Recess (standard) G22-Geo ..... 205
Recess (general) G23-Geo ..... 207
Thread with undercut G24-Geo ..... 209
Undercut contour G25-Geo ..... 210
Thread (standard) G34-Geo ..... 214
Thread (general) G37-Geo ..... 215
Bore hole (centric) G49-Geo ..... 217
4.5 Attributes for contour description ..... 218
Feed rate reduction G38-Geo ..... 218
Attributes for superimposed elements G39-Geo ..... 219
Separation point G44 ..... 220
Oversize G52-Geo ..... 220
Feed per revolution G95-Geo ..... 221
Additive compensation G149-Geo ..... 221
4.6 C-axis contours—Fundamentals ..... 222
Milling contour position ..... 222
Circular pattern with circular slots ..... 225
4 DIN Programming ..... 187