HEIDENHAIN TNC 407 (280 580) User Manual - Manual (Page 238)

8-31
8 Cycles
TNC 407/TNC 415 B/TNC 425
Fig. 8.35: CONTOUR MILLING cycle
Fig. 8.34: ROUGH-OUT cycle
Fig. 8.33: PILOT DRILLING cycle
8.3 SL Cycles (Group I)
The following scheme illustrates the application of the SL cycles pilot
drilling, rough-out and contour milling in part programming:
1. List of contour subprograms
CYCL DEF 14.0 CONTOUR GEOM.
No call!
2. Drilling
Define and call the drilling tool
CYCL DEF 15.0 PILOT DRILLING
Pre-positioning
Cycle call!
3. Rough-out
Define and call rough milling tool
CYCL DEF 6.0 ROUGH-OUT
Pre-positioning
Cycle call!
4. Finishing
Define and call finish milling tool
CYCL DEF 16.0 CONTOUR MILLING
Pre-positioning
Cycle call!
5. Contour subprograms
STOP M02
Subprograms for the subcontours