Introduction.......................................................................................................................................... 535

Overview.............................................................................................................................................. 537

Defining the PLANE function...............................................................................................................538

Position display.....................................................................................................................................538

Resetting PLANE function................................................................................................................... 539

Defining the working plane with the spatial angle: PLANE SPATIAL...................................................540

Defining the working plane with the projection angle: PLANE PROJECTED...................................... 542

Defining the working plane with the Euler angle: PLANE EULER.......................................................544

Defining the working plane with two vectors: PLANE VECTOR......................................................... 546

Defining the working plane via three points: PLANE POINTS.............................................................549

Defining the working plane via a single incremental spatial angle: PLANE RELATIV.......................... 551

Tilting the working plane through axis angle: PLANE AXIAL...............................................................552

Specifying the positioning behavior of the PLANE function................................................................554

Tilting the working plane without rotary axes..................................................................................... 562

13.3 Inclined-tool machining in a tilted plane (option 9).......................................................................563

Function................................................................................................................................................ 563

Inclined-tool machining via incremental traverse of a rotary axis........................................................ 563

Inclined-tool machining via normal vectors..........................................................................................564

13.4 Miscellaneous functions for rotary axes......................................................................................... 565

Feed rate in mm/min on rotary axes A, B, C: M116 (option 8)............................................................565

Shortest-path traverse of rotary axes: M126.......................................................................................566

Reducing display of a rotary axis to a value less than 360°: M94.......................................................567

Maintaining the position of the tool tip when positioning with tilted axes (TCPM): M128

(option 9)...............................................................................................................................................568

Selecting tilting axes: M138................................................................................................................ 571

Compensating the machine kinematics in ACTUAL/NOMINAL positions at end of block: M144

(option 9)...............................................................................................................................................572

13.5 FUNCTION TCPM (option 9)............................................................................................................. 573

Function................................................................................................................................................ 573

Defining FUNCTION TCPM..................................................................................................................573

Mode of action of the programmed feed rate.................................................................................... 574

Interpretation of the programmed rotary axis coordinates..................................................................575

Type of interpolation between the starting and end position.............................................................. 576

Selection of tool reference point and center of rotation..................................................................... 577

Resetting FUNCTION TCPM................................................................................................................578

13.6 Three-dimensional tool compensation (option 9).......................................................................... 579

Introduction.......................................................................................................................................... 579

Suppressing error messages with positive tool oversize: M107......................................................... 580

HEIDENHAIN | TNC 620 | Conversational Programming User's Manual | 10/2017

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