HEIDENHAIN 548431-05, User Manual, Page: 25 / 722

Contents
HEIDENHAIN | MANUALplus 620 | User's Manual | 12/2017
25
1 Introduction and fundamentals.................................................................................................... 41
1.1 Fundamentals on the MANUALplus 620 control.............................................................................. 42
The MANUALplus for cycle lathes........................................................................................................ 42
MANUALplus for CNC lathes................................................................................................................ 42
1.2 Configuration........................................................................................................................................ 43
Slide position..........................................................................................................................................43
Tool carrier systems............................................................................................................................... 43
C axis......................................................................................................................................................44
Y axis......................................................................................................................................................44
Full-surface machining............................................................................................................................45
1.3 Features................................................................................................................................................. 46
Configuration.......................................................................................................................................... 46
Modes of operation............................................................................................................................... 46
Tool system............................................................................................................................................ 48
Technology database.............................................................................................................................. 48
Interpolation............................................................................................................................................48
1.4 Data backup.......................................................................................................................................... 49
1.5 Explanation of terms........................................................................................................................... 50
1.6 Control design...................................................................................................................................... 51
1.7 Fundamentals....................................................................................................................................... 52
Position encoders and reference marks................................................................................................ 52
Axis designations................................................................................................................................... 52
Coordinate system................................................................................................................................. 53
Absolute coordinates............................................................................................................................. 53
Incremental coordinates.........................................................................................................................54
Polar coordinates....................................................................................................................................54
Machine datum...................................................................................................................................... 54
Workpiece datum................................................................................................................................... 55
Units of measure................................................................................................................................... 55
1.8 Tool dimensions................................................................................................................................... 56
Tool length..............................................................................................................................................56
Tool compensation................................................................................................................................. 56
Tool-tip radius compensation (TRC)....................................................................................................... 57
Milling cutter radius compensation (MCRC).......................................................................................... 57