Siemens Sinumerik 840D sl Programming Manual page 10

Table of contents
10.9.3 Contour definitions: Two straight lines.................................................................................207
10.9.4 Contour definitions: Three straight lines...............................................................................210
10.9.5 Contour definitions: End point programming with angle.......................................................213
10.10 Thread cutting......................................................................................................................214
10.10.1 Thread cutting with constant lead (G33, SF)........................................................................214
10.10.2 Programmed run-in and run-out path (DITS, DITE):............................................................221
10.10.3 Thread cutting with increasing or decreasing lead (G34, G35)............................................223
10.10.4 Fast retraction during thread cutting (LFON, LFOF, DILF, ALF, LFTXT, LFWP, LFPOS,
POLF, POLFMASK, POLFMLIN).........................................................................................224
10.10.5 Convex thread (G335, G336)...............................................................................................228
10.11 Tapping................................................................................................................................234
10.11.1 Tapping without compensating chuck (G331, G332)...........................................................234
10.11.2 Tapping with compensating chuck (G63).............................................................................238
10.12 Chamfer, rounding (CHF, CHR, RND, RNDM, FRC, FRCM)..............................................239
11 Tool radius compensation........................................................................................................................247
11.1 Tool radius compensation (G40, G41, G42, OFFN)............................................................247
11.2 Approaching and leaving contour (NORM, KONT, KONTC, KONTT).................................256
11.3 Compensation at the outside corners (G450, G451, DISC).................................................264
11.4 Smooth approach and retraction..........................................................................................267
11.4.1 Approach and retraction (G140 to G143, G147, G148, G247, G248, G347, G348, G340,
G341, DISR, DISCL, DISRP, FAD, PM, PR).......................................................................267
11.4.2 Approach and retraction with extended retraction strategies (G460, G461, G462).............278
11.5 Collision detection (CDON, CDOF, CDOF2)........................................................................281
11.6 2D tool compensation (CUT2D, CUT2DF)...........................................................................284
11.7 Keep tool radius compensation constant (CUTCONON, CUTCONOF)...............................287
11.8 Tools with a relevant cutting edge position..........................................................................289
12 Path action................................................................................................................................................293
12.1 Exact stop (G60, G9, G601, G602, G603)...........................................................................293
12.2 Continuous-path mode (G64, G641, G642, G643, G644, G645, ADIS, ADISPOS)............295
13 Coordinate transformations (frames)........................................................................................................305
13.1 Frames.................................................................................................................................305
13.2 Frame instructions................................................................................................................307
13.3 Programmable zero offset....................................................................................................310
13.3.1 Zero offset (TRANS, ATRANS)............................................................................................310
13.3.2 Axial zero offset (G58, G59).................................................................................................314
13.4 Programmable rotation (ROT, AROT, RPL).........................................................................316
13.5 Programmable frame rotations with solid angles (ROTS, AROTS, CROTS).......................323
13.6 Programmable scaling factor (SCALE, ASCALE)................................................................326
13.7 Programmable mirroring (MIRROR, AMIRROR).................................................................329
13.8 Frame generation according to tool orientation (TOFRAME, TOROT, PAROT):.................334
10
Programming Manual, 01/2015, 6FC5398-1BP40-5BA2
Fundamentals