HEIDENHAIN TNC 407 (280 580) ISO Programming - Manual (Page 3)

TNC Guideline
From the workpiece drawing to
program-controlled machining
or
or
or
or
Step Task TNC operating Section in
mode manual
Preparation
1 Select tools —— ——
2 Set workpiece datum for
coordinate system
—— ——
3 Determine spindle speeds
and feed rates
—— ——
4 Switch on the machine —— 1.3
5 Cross over reference marks 1.3, 2.1
6 Clamp workpiece —— ——
7 Set datum /
Reset position display ...
7a ... with 3D touch probe 2.5
7b ... without 3D touch probe 2.3
Entering and testing part programs
8 Enter part program or download
over external data interface
5 to 8, 9
9 Test part program for errors
3.1
10 Test run: Run the program
block by block without tool
3.2
11 Optimize the part program
(if necessary)
5 to 8
Machining the workpiece
12 Insert tool and run program 3.2