Siemens SINUMERIK 840D sl, Function Manual

Page: 1792 / 2184

Table of contents
Basic logic functions: Tool Offset (W1)
4
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
2.4.10 Keep tool radius compensation constant.................................................................................... 86
2.4.11 Alarm behavior ............................................................................................................................ 89
2.4.12 Intersection procedure for polynomials....................................................................................... 90
2.4.13 G461/G462 Approach/retract strategy expansion ...................................................................... 91
2.5
Toolholder with orientation capability.......................................................................................... 95
2.5.1 General........................................................................................................................................ 95
2.5.2 Kinematic interaction and machine design ............................................................................... 102
2.5.3 Oblique machining with 3 + 2 axes ........................................................................................... 110
2.5.4 Machine with rotary work table.................................................................................................. 111
2.5.5 Procedure when using toolholders with orientation capability .................................................. 116
2.5.6 Programming............................................................................................................................. 121
2.5.7 Supplementary conditions and control system response for orientation .................................. 122
2.6 Incrementally programmed compensation values .................................................................... 125
2.6.1 G91 extension ........................................................................................................................... 125
2.6.2 Machining in direction of tool orientation................................................................................... 126
2.7 Basic tool orientation................................................................................................................. 128
2.8 Special handling of tool compensations.................................................................................... 132
2.8.1 Relevant setting data ................................................................................................................ 132
2.8.2 Mirror tool lengths (SD42900 $SC_MIRROR_TOOL_LENGTH) .............................................. 134
2.8.3 Mirror wear lengths (SD42920 $SC_WEAR_SIGN_CUTPOS)................................................. 135
2.8.4 Tool length and plane change (SD42940 $SC_TOOL_LENGTH_CONST) ............................. 136
2.8.5 Tool type (SD42950 $SC_TOOL_LENGTH_TYPE) ................................................................. 138
2.8.6 Temperature offsets in tool direction (SD42960 $SC_TOOL_TEMP_COMP).......................... 139
2.8.7 Tool lengths in the WCS, allowing for the orientation ............................................................... 139
2.8.8 Tool length offsets in tool direction ........................................................................................... 139
2.9 Sum offsets and setup offsets................................................................................................... 145
2.9.1 General...................................................................................................................................... 145
2.9.2 Description of function............................................................................................................... 146
2.9.3 Activation................................................................................................................................... 149
2.9.4 Examples................................................................................................................................... 156
2.9.5 Upgrades for Tool Length Determination.................................................................................. 157
2.9.5.1 Taking the compensation values into account location-specifically and workpiece-
specifically................................................................................................................................. 157
2.9.5.2 Functionality of the individual wear values................................................................................ 162
2.10
Working with tool environments ................................................................................................ 166
2.10.1 General...................................................................................................................................... 166
2.10.2 Saving with TOOLENV.............................................................................................................. 166
2.10.3 Delete tool environment ............................................................................................................ 169
2.10.4 How many environments and which ones are saved? ............................................................. 170
2.10.5 Read T, D, DL from a tool environment .................................................................................... 171
2.10.6 Read tool lengths, tool length components............................................................................... 172
2.11
Tool lengths L1, L2, L3 assignment: LENTOAX ....................................................................... 179
3 Supplementary conditions...................................................................................................................... 183
3.1
Flat D number structure ............................................................................................................ 183
3.2 SD42935 expansions................................................................................................................ 184