Figure 33: Example Workpiece - Drilling A Through Hole - HEIDENHAIN ND 7000 Operating Instructions Manual

Quick Start | Machining a through hole (manual operation)
9.5 Machining a through hole (manual operation)
In the first machining step you drill the through hole in manual operation mode
using the Ø 5.0 mm drill. You then drill the through hole with the Ø 19.8 mm
drill. The values to be entered into the input fields can be taken directly from the
dimensioned production drawing.
95
50
Figure 33: Example workpiece – drilling a through hole
Activation
9.5.1 Predrilling the through hole
HEIDENHAIN | ND 7000 | Operating Instructions Milling | 01/2020
Tap Manual operation in the main menu
The user interface for manual operation is displayed
On the machine tool, insert the Ø 5.0 mm drill into the
spindle
Tap Tools on the status bar
The Tools dialog box appears
Tap Drill 5.0
Tap Confirm
The associated tool parameters are applied automatically
The Tools dialog box is closed
On the product, set a spindle speed of 3500 rpm
On the machine tool move the spindles as follows:
X direction: 95 mm
Y direction: 50 mm
Predrill the through hole and retract the spindle
Keep positions X and Y
You have successfully predrilled the through hole
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