Table of contents
11 Path Functions....................................................................................................................... 287
11.1 Fundamentals of coordinate definitions..................................................................................... 288
11.1.1 Cartesian coordinates.......................................................................................................................... 288
11.1.2 Polar coordinates.................................................................................................................................. 288
11.1.3 Absolute input........................................................................................................................................ 290
11.1.4 Incremental entries............................................................................................................................... 291
11.2 Fundamentals of path functions................................................................................................. 292
11.3 Path functions with Cartesian coordinates................................................................................. 295
11.3.1 Overview of path functions................................................................................................................. 295
11.3.2 Straight line L......................................................................................................................................... 296
11.3.3 Chamfer CHF......................................................................................................................................... 298
11.3.4 Rounding RND....................................................................................................................................... 300
11.3.5 Circle center point CC.......................................................................................................................... 302
11.3.6 Circular path C....................................................................................................................................... 304
11.3.7 Circular path CR.................................................................................................................................... 306
11.3.8 Circular path CT.................................................................................................................................... 309
11.3.9 Linear superimpositioning of a circular path.................................................................................. 311
11.3.10 Circular path in another plane........................................................................................................... 313
11.3.11 Example: Cartesian path functions................................................................................................... 314
11.4 Path functions with polar coordinates........................................................................................ 315
11.4.1 Overview of polar coordinates........................................................................................................... 315
11.4.2 Polar coordinate datum at pole CC.................................................................................................. 315
11.4.3 Straight line LP...................................................................................................................................... 316
11.4.4 Circular path CP around pole CC...................................................................................................... 319
11.4.5 Circular path CTP.................................................................................................................................. 321
11.4.6 Linear superimpositioning of a circular path.................................................................................. 323
11.4.7 Example: Polar straight lines.............................................................................................................. 326
11.5 Fundamentals of approach and departure functions................................................................... 326
11.5.1 Overview of the approach and departure functions...................................................................... 327
11.5.2 Positions for approach and departure............................................................................................. 328
11.6 Approach and departure functions with Cartesian coordinates................................................... 329
11.6.1 Approach function APPR LT.............................................................................................................. 329
11.6.2 Approach function APPR LN.............................................................................................................. 332
11.6.3 Approach function APPR CT.............................................................................................................. 334
11.6.4 Approach function APPR LCT............................................................................................................ 336
11.6.5 Departure function DEP LT................................................................................................................. 338
11.6.6 Departure function DEP LN................................................................................................................ 339
11.6.7 Departure function DEP CT................................................................................................................ 340
11.6.8 Departure function DEP LCT.............................................................................................................. 341
16 HEIDENHAIN | TNC7 basic | User's Manual Complete Edition | 10/2023