Fundamentals; Overview - HEIDENHAIN TNC 620 User Manual

3
Fixed Cycles: Drilling
3.1

Fundamentals

3.1 Fundamentals

Overview

The TNC offers the following cycles for all types of drilling
operations:
Cycle
240 CENTERING
With automatic pre-positioning, 2nd
set-up clearance, optional entry of
the centering diameter or centering
depth
200 DRILLING
With automatic pre-positioning, 2nd
set-up clearance
201 REAMING
With automatic pre-positioning, 2nd
set-up clearance
202 BORING
With automatic pre-positioning, 2nd
set-up clearance
203 UNIVERSAL DRILLING
With automatic pre-positioning, 2nd
set-up clearance, chip breaking, and
decrementing
204 BACK BORING
With automatic pre-positioning, 2nd
set-up clearance
205 UNIVERSAL PECKING
With automatic pre-positioning, 2nd
set-up clearance, chip breaking, and
advanced stop distance
208 BORE MILLING
With automatic pre-positioning, 2nd
set-up clearance
241 SINGLE-LIP D.H.DRLNG
With automatic pre-positioning to
deepened starting point, shaft speed
and coolant definition
66
Soft key Page
67
69
71
73
76
79
82
86
89
TNC 620 | User's Manual Cycle Programming | 3/2014