Fundamentals; Overview - HEIDENHAIN TNC 640 User Manual

3
3.1

Fundamentals

Overview

The TNC offers the following cycles for all types of drilling
operations:
Soft key 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
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Fixed Cycles: Drilling | Fundamentals
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HEIDENHAIN | User's manual for cycle programming | 10/2017