HEIDENHAIN TNC 640 (34059x-04) Cycle programming - Manual (Page 138)

Fixed cycles: Pocket milling / stud milling / slot milling
5.1 Fundamentals
5
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TNC 640 | User's Manual Cycle Programming | 3/2014
5.1 Fundamentals
Overview
The TNC offers the following cycles for machining pockets, studs
and slots:
Cycle Soft key Page
251 RECTANGULAR POCKET
Roughing/finishing cycle with
selection of machining operation and
helical plunging 139
252 CIRCULAR POCKET
Roughing/finishing cycle with
selection of machining operation and
helical plunging 143
253 SLOT MILLING
Roughing/finishing cycle with
selection of machining operation and
reciprocal plunging 147
254 CIRCULAR SLOT
Roughing/finishing cycle with
selection of machining operation and
reciprocal plunging 151
256 RECTANGULAR STUD
Roughing/finishing cycle with
stepover, if multiple passes are
required 156
257 CIRCULAR STUD
Roughing/finishing cycle with
stepover, if multiple passes are
required 160