Siemens SINUMERIK 840DE Programming Manual page 11

4.19.1 Retraction for thread cutting (LFOF, LFON, LIFTFAST, DILF, ALF) ....................................... 4-61
4.19.2 Lifting on retraction (LFTXT, LFWP, LFPOS, POLF, POLFMASK; POLFMLIN)..................... 4-63
4.20 Approaching a fixed point (G75) .............................................................................................. 4-66
4.21 Travel to fixed stop (FXS, FXST, FXSW) ................................................................................ 4-67
4.22 Chamfer, rounding (CHF, CHR, RND, RNDM, FRC, FRCM).................................................. 4-71
5 Path Action ............................................................................................................................................. 5-1
5.1 General notes............................................................................................................................. 5-1
5.1.1 Programming path travel behavior............................................................................................. 5-1
5.2 Exact stop (G60, G9, G601, G602, G603)................................................................................. 5-4
5.3 Continuous-path mode (G64, G641, G642, G643, G644)......................................................... 5-7
5.4 Acceleration behavior .............................................................................................................. 5-15
5.4.1 Acceleration response, BRISK, SOFT, DRIVE........................................................................ 5-15
5.4.2 Influence of acceleration on following axes (VELOLIMA, ACCLIMA, JERKLIMA).................. 5-17
5.4.3 Technology G groups (DYNNORM, DYNPOS, DYNROUGH, DYNSEMIFIN, DYNFISH)...... 5-19
5.5 Smoothing the path velocity..................................................................................................... 5-20
5.6 Traversing with feedforward control, FFWON, FFWOF........................................................... 5-21
5.7 Contour accuracy, CPRECON, CPRECOF ............................................................................. 5-22
5.8 Dwell time, G4.......................................................................................................................... 5-24
5.9 Internal preprocessor stop ....................................................................................................... 5-25
6 Frames .................................................................................................................................................. 6-1
6.1 General ...................................................................................................................................... 6-1
6.2 Frame instructions ..................................................................................................................... 6-4
6.3 Programmable zero offset.......................................................................................................... 6-6
6.3.1 Zero offset (TRANS, ATRANS).................................................................................................. 6-6
6.3.2 Axial zero offset (G58, G59) .................................................................................................... 6-11
6.4 Programmable rotation (ROT, AROT, RPL) ............................................................................ 6-13
6.5 Programmable frame rotations with solid angles (ROTS, AROTS, CROTS) .......................... 6-24
6.6 Programmable scale factor (SCALE, ASCALE) ...................................................................... 6-25
6.7 Programmable mirroring (MIRROR, AMIRROR) ..................................................................... 6-29
6.8 Frame generation according to tool orientation (TOFRAME, TOROT, PAROT)..................... 6-34
6.9 Deselect frame (G53, G153, SUPA, G500) ............................................................................. 6-38
6.10 Deselect DRF (handwheel) offsets, overlaid motions and transformation (DRFOF, CORROF,
TRAFOOF)............................................................................................................................... 6-39
7 Feedrate Control and Spindle Motion ..................................................................................................... 7-1
7.1 Feedrate (G93, G94, G95 or F..., FGROUP, FGREF)............................................................... 7-1
7.2 Traversing positioning axes (POS, POSA, POSP, FA, WAITP, WAITMC) ............................... 7-9
7.3 Position-controlled spindle operation (SPCON, SPCOF) ........................................................ 7-11
7.4 Positioning spindles (position-controlled axis operation) (SPOS, M19 and SPOSA).............. 7-12
7.5 Milling on turned parts (TRANSMIT)........................................................................................ 7-19
7.6 Cylinder surface transformation (TRACYL) ............................................................................. 7-21
Fundamentals
Programming Manual, 10.2004 Edition, 6FC5 298-7AB00-0BP1
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