HEIDENHAIN TNC 360 User Manual - Manual (Page 8)

TNC 360
1.1 The TNC 360 .............................................................................................. 1-2
The Operating Panel ....................................................................................................... 1-3
The Screen ..................................................................................................................... 1-3
TNC Accessories ............................................................................................................ 1-5
1.2 Fundamentals of Numerical Control (NC) .............................................. 1-6
Introduction .................................................................................................................... 1-6
What is NC? ................................................................................................................... 1-6
The part program ............................................................................................................ 1-6
Conversational programming ......................................................................................... 1-6
Reference system .......................................................................................................... 1-7
Cartesian coordinate system .......................................................................................... 1-7
Additional axes ............................................................................................................... 1-8
Polar coordinates ............................................................................................................ 1-8
Setting a pole at circle center CC ................................................................................... 1-9
Setting the datum ........................................................................................................... 1-9
Absolute workpiece positions ........................................................................................ 1-11
Incremental workpiece positions ................................................................................... 1-11
Programming tool movements ....................................................................................... 1-13
Position encoders ........................................................................................................... 1-13
Reference marks ............................................................................................................ 1-13
1.3 Switch-On ................................................................................................. 1-14
1.4 Graphics and Status Display ................................................................... 1-15
Plan view ........................................................................................................................ 1-15
Projection in three planes ............................................................................................... 1-16
3D view ......................................................................................................................... 1-16
Status Display ................................................................................................................. 1-18
1.5 Programs ................................................................................................... 1-19
Program directory ........................................................................................................... 1-19
Selecting, erasing and protecting programs ................................................................... 1-20
1 Introduction