HEIDENHAIN TNC 620 User Manual page 16

Contents
2 Using Fixed Cycles......................................................................................................................... 45
2.1 Working with fixed cycles....................................................................................................................46
Machine-specific cycles (software option19).......................................................................................... 46
Defining a cycle using soft keys............................................................................................................. 47
Defining a cycle using the GOTO function............................................................................................. 47
Calling a cycle......................................................................................................................................... 48
2.2 Program defaults for cycles................................................................................................................. 50
Overview................................................................................................................................................. 50
Entering GLOBAL DEF............................................................................................................................50
Using GLOBAL DEF information............................................................................................................ 51
Global data valid everywhere..................................................................................................................52
Global data for drilling operations........................................................................................................... 52
Global data for milling operations with pocket cycles 25x..................................................................... 52
Global data for milling operations with contour cycles...........................................................................53
Global data for positioning behavior....................................................................................................... 53
Global data for probing functions........................................................................................................... 53
2.3 PATTERN DEF pattern definition......................................................................................................... 54
Application............................................................................................................................................... 54
Entering PATTERN DEF.......................................................................................................................... 55
Using PATTERN DEF...............................................................................................................................55
Defining individual machining positions.................................................................................................. 56
Defining a single row..............................................................................................................................56
Defining a single pattern.........................................................................................................................57
Defining individual frames.......................................................................................................................58
Defining a full circle................................................................................................................................ 59
Defining a pitch circle............................................................................................................................. 60
2.4 Point tables............................................................................................................................................ 61
Application............................................................................................................................................... 61
Creating a point table............................................................................................................................. 61
Hiding single points from the machining process.................................................................................. 62
Selecting a point table in the program................................................................................................... 62
Calling a cycle in connection with point tables...................................................................................... 63
16
TNC 620 | User's Manual Cycle Programming | 3/2014