
Contents
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TNC 640 | User's Manual Cycle Programming | 3/2014
2 Using Fixed Cycles......................................................................................................................... 51
2.1 Working with fixed cycles....................................................................................................................52
Machine-specific cycles...........................................................................................................................52
Defining a cycle using soft keys.............................................................................................................53
Defining a cycle using the GOTO function............................................................................................. 53
Calling a cycle......................................................................................................................................... 54
2.2 Program defaults for cycles................................................................................................................. 56
Overview................................................................................................................................................. 56
Entering GLOBAL DEF............................................................................................................................56
Using GLOBAL DEF information............................................................................................................ 57
Global data valid everywhere..................................................................................................................58
Global data for drilling operations...........................................................................................................58
Global data for milling operations with pocket cycles 25x..................................................................... 58
Global data for milling operations with contour cycles...........................................................................59
Global data for positioning behavior....................................................................................................... 59
Global data for probing functions........................................................................................................... 59
2.3 PATTERN DEF pattern definition......................................................................................................... 60
Application...............................................................................................................................................60
Entering PATTERN DEF.......................................................................................................................... 61
Using PATTERN DEF...............................................................................................................................61
Defining individual machining positions..................................................................................................62
Defining a single row..............................................................................................................................62
Defining a single pattern.........................................................................................................................63
Defining individual frames.......................................................................................................................64
Defining a full circle................................................................................................................................ 65
Defining a pitch circle............................................................................................................................. 66
2.4 Point tables............................................................................................................................................ 67
Application...............................................................................................................................................67
Creating a point table............................................................................................................................. 67
Hiding single points from the machining process.................................................................................. 68
Selecting a point table in the program...................................................................................................68
Calling a cycle in connection with point tables...................................................................................... 69
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