Siemens SINUMERIK 840D sl Programming Manual page 9

8 Geometry settings ...................................................................................................................................159
8.1 Settable work offset (G54 to G57, G505 to G599, G53, G500, SUPA, G153) ........................ 159
8.2 Selection of the working plane (G17/G18/G19)....................................................................... 165
8.3 Dimensions.............................................................................................................................. 168
8.3.1 Absolute dimensions (G90, AC) .............................................................................................. 168
8.3.2 Incremental dimensions (G91, IC) ........................................................................................... 171
8.3.3 Absolute and incremental dimensions for turning and milling (G90/G91) ............................... 174
8.3.4 Absolute dimension for rotary axes (DC, ACP, ACN) .............................................................. 175
8.3.5 Inch or metric dimensions (G70/G700, G71/G710) ................................................................. 177
8.3.6 Channel-specific diameter/radius programming (DIAMON, DIAM90, DIAMOF,
DIAMCYCOF) .......................................................................................................................... 180
8.3.7 Axis-specific diameter/radius programming (DIAMONA, DIAM90A, DIAMOFA,
DIACYCOFA, DIAMCHANA, DIAMCHAN, DAC, DIC, RAC, RIC) .......................................... 183
8.4 Position of workpiece for turning ............................................................................................. 188
9 Motion commands ...................................................................................................................................191
9.1 General information about the travel commands..................................................................... 191
9.2 Travel commands with Cartesian coordinates (G0, G1, G2, G3, X..., Y..., Z...) ...................... 193
9.3 Travel commands with polar coordinates ................................................................................ 195
9.3.1 Reference point of the polar coordinates (G110, G111, G112) ............................................... 195
9.3.2 Travel commands with polar coordinates (G0, G1, G2, G3, AP, RP) ...................................... 197
9.4 Rapid traverse movement (G0, RTLION, RTLIOF) ................................................................. 201
9.5 Linear interpolation (G1).......................................................................................................... 206
9.6 Circular interpolation................................................................................................................ 209
9.6.1 Circular interpolation types (G2/G3, ...) ................................................................................... 209
9.6.2 Circular interpolation with center point and end point (G2/G3, X... Y... Z..., I... J... K...) ......... 212
9.6.3 Circular interpolation with radius and end point (G2/G3, X... Y... Z.../ I... J... K..., CR) ........... 216
9.6.4 Circular interpolation with opening angle and center point (G2/G3, X... Y... Z.../
I... J... K..., AR) ........................................................................................................................ 218
9.6.5 Circular interpolation with polar coordinates (G2/G3, AP, RP) ................................................ 220
9.6.6 Circular interpolation with intermediate point and end point (CIP, X... Y... Z...,
I1... J1... K1...) ......................................................................................................................... 222
9.6.7 Circular interpolation with tangential transition (CT, X... Y... Z...) ............................................ 225
9.7 Helical interpolation (G2/G3, TURN) ....................................................................................... 229
9.8 Involute interpolation (INVCW, INVCCW) ............................................................................... 232
9.9 Contour definitions................................................................................................................... 237
9.9.1 General information about contour definitions ......................................................................... 237
9.9.2 Contour definitions: One straight line (ANG) ........................................................................... 238
9.9.3 Contour definitions: Two straight lines (ANG) ......................................................................... 240
9.9.4 Contour definitions: Three straight line (ANG) ......................................................................... 244
9.9.5 Contour definitions: End point programming with angle .......................................................... 247
9.10 Thread cutting with constant lead (G33).................................................................................. 248
9.10.1 Thread cutting with constant lead (G33, SF) ........................................................................... 248
9.10.2 Programmable run-in and run-out paths (DITS, DITE) ............................................................ 256
9.11 Thread cutting with increasing or decreasing lead (G34, G35) ............................................... 258
Fundamentals
Programming Manual, 09/2011, 6FC5398-1BP40-2BA0
Table of contents
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