
FANUC Series 16i/18i-TB Compound Machining Function A-78656E/01
Nov.14.2001 Edition 1
2/127
Contents
1 General........................................................................................................................4
2 Specification................................................................................................................ 5
2.1
Command mode ................................................................................................. 6
2.2
On changing command modes......................................................................... 10
2.2.1
G code............................................................................................................................. 11
2.2.2
F code ............................................................................................................................. 12
2.2.3
S code ............................................................................................................................. 12
2.2.4
T code ............................................................................................................................. 13
2.2.5
D/H code......................................................................................................................... 13
2.2.6
Coordinate system......................................................................................................... 14
2.2.7
Reference point.............................................................................................................. 15
2.2.8
Diameter/Radius programming.................................................................................... 16
2.2.9
Input increments ( Metric input / Inch input ) ............................................................ 16
2.2.10
Absolute/Incremental command................................................................................... 17
2.2.11
Tool offset....................................................................................................................... 18
2.2.12
Spindle control............................................................................................................... 19
2.2.13
Axis control ....................................................................................................................20
2.2.14
PMC axis control ........................................................................................................... 20
2.3
Switching CNC screens for turning and milling modes ................................. 21
2.3.1
Display Switch Signal ................................................................................................... 21
2.4
Controlled axes ................................................................................................ 22
2.4.1
Axes configuration......................................................................................................... 22
2.4.2
Axis name ...................................................................................................................... 22
2.4.3
Assigning servo axis number........................................................................................ 23
2.4.4
Increment unit............................................................................................................... 23
2.5
Spindle control ................................................................................................. 24
2.5.1
Connection ..................................................................................................................... 24
2.5.2
Parameters..................................................................................................................... 24
2.5.3
Gear control type........................................................................................................... 24
2.5.4
S command/rigid tap command .................................................................................... 25
2.5.5
Thread cutting / Feed per revolution ........................................................................... 26
2.5.6
Spindle speed at command mode changed .................................................................. 27
2.6
Alarms.............................................................................................................. 28
2.7
Manual operation............................................................................................. 29
2.8
DI/DO signals................................................................................................... 30
2.8.1
DI signals ....................................................................................................................... 30
2.8.2
DO signals......................................................................................................................38
2.9
Parameters....................................................................................................... 46
2.10
Custom macro variable.................................................................................... 47
3 Differences from standard T/M-system controls...................................................... 48
3.1
Tool selection, tool offset.................................................................................. 49
3.1.1
T code command ............................................................................................................ 49
3.1.2
Tool offset....................................................................................................................... 50
3.2
The compensation according to the angle of B-axis........................................ 52
3.2.1
Idea of basic coordinate system .................................................................................... 52
3.2.2
Tool Offset Value Conversion according to the Angle of B-axis (T mode) ................. 53
3.2.3
Example of Tool Geometry Offset Measurement ........................................................ 56
3.2.4
Coordinate Value Compensation in 3-D Coordinate conversion according to the
Angle of B-axis (M mode).............................................................................................. 62
3.2.5
Parameters..................................................................................................................... 64
3.2.6
Alarm ............................................................................................................................. 65