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HEIDENHAIN TNC 620 (81760x-01) User Manual

Page 36

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Contents

36

TNC 620 | User's Manual

HEIDENHAIN Conversational Programming | 3/2014

12 Programming: Multiple Axis Machining.................................................................................... 385

12.1 Functions for multiple axis machining............................................................................................. 386

12.2 The PLANE Function: Tilting the Working Plane (Software Option 1)...........................................387

Introduction........................................................................................................................................... 387
Defining the PLANE function................................................................................................................389
Position display......................................................................................................................................389
Resetting the PLANE function..............................................................................................................390
Defining the working plane with the spatial angle: PLANE SPATIAL....................................................391
Defining the working plane with the projection angle: PLANE PROJECTED....................................... 393
Defining the working plane with the Euler angle: PLANE EULER........................................................394
Defining the working plane with two vectors: PLANE VECTOR.......................................................... 396
Defining the working plane via three points: PLANE POINTS..............................................................398
Defining the working plane via a single incremental spatial angle: PLANE SPATIAL............................400
Tilting the working plane through axis angle: PLANE AXIAL (FCL 3 function)......................................401
Specifying the positioning behavior of the PLANE function.................................................................403

12.3 Inclined-tool machining in a tilted machining plane (software option 2)......................................408

Function................................................................................................................................................. 408
Inclined-tool machining via incremental traverse of a rotary axis......................................................... 408
Inclined-tool machining via normal vectors...........................................................................................409

12.4 Miscellaneous functions for rotary axes.......................................................................................... 410

Feed rate in mm/min on rotary axes A, B, C: M116 (software option 1).............................................. 410
Shortest-path traverse of rotary axes: M126........................................................................................411
Reducing display of a rotary axis to a value less than 360°: M94........................................................412
Maintaining the position of the tool tip when positioning with tilted axes (TCPM): M128 (software
option 2)..
.............................................................................................................................................. 413
Selecting tilting axes: M138................................................................................................................. 416
Compensating the machine’s kinematics configuration for ACTUAL/NOMINAL positions at end of block:
M144 (software option 2)..
.................................................................................................................... 417

12.5 FUNCTION TCPM (software option 2).............................................................................................. 418

Function................................................................................................................................................. 418
Defining the TCPM FUNCTION............................................................................................................ 418
Mode of action of the programmed feed rate..................................................................................... 419
Interpretation of the programmed rotary axis coordinates...................................................................419
Type of interpolation between the starting and end position............................................................... 421
Resetting the TCPM FUNCTION.......................................................................................................... 422