HEIDENHAIN TNC 620 User Manual page 159

Q351=+1 ;CLIMB OR UP-CUT
Q201=-30 ;DEPTH
Q202=5 ;PLUNGING DEPTH
Q369=0.1 ;ALLOWANCE FOR FLOOR
Q206=150 ;FEED RATE FOR PLNGNG
Q338=5 ;INFEED FOR FINISHING
Q200=2 ;SET-UP CLEARANCE
Q203=+0 ;SURFACE COORDINATE
Q204=50 ;2ND SET-UP CLEARANCE
Q370=1 ;TOOL PATH OVERLAP
Q366=1 ;PLUNGE
Q385=750 ;FINISHING FEED RATE
8 L X+50 Y+50 R0 FMAX M99
9 L Z+250 R0 FMAX M6
10 TOLL CALL 2 Z S5000
11 CYCL DEF 254 CIRCULAR SLOT
Q215=0 ;MACHINING OPERATION
Q219=8 ;SLOT WIDTH
Q368=0.2 ;ALLOWANCE FOR SIDE
Q375=70 ;PITCH CIRCLE DIA.
Q367=0 ;REF. SLOT POSITION
Q216=+50 ;CENTER IN 1ST AXIS
Q217=+50 ;CENTER IN 2ND AXIS
Q376=+45 ;STARTING ANGLE
Q248=90 ;ANGULAR LENGTH
Q378=180 ;STEPPING ANGLE
Q377=2 ;NR OF REPETITIONS
Q207=500 ;FEED RATE FOR MILLING
Q351=+1 ;CLIMB OR UP-CUT
Q201=-20 ;DEPTH
Q202=5 ;PLUNGING DEPTH
Q369=0.1 ;ALLOWANCE FOR FLOOR
Q206=150 ;FEED RATE FOR PLNGNG
Q338=5 ;INFEED FOR FINISHING
Q200=2 ;SET-UP CLEARANCE
Q203=+0 ;SURFACE COORDINATE
Q204=50 ;2ND SET-UP CLEARANCE
Q366=1 ;PLUNGE
12 CYCL CALL FMAX M3
13 L Z+250 R0 FMAX M2
14 END PGM C210 MM
TNC 620 | User's Manual Cycle Programming | 3/2014
Programming Examples
Call CIRCULAR POCKET MILLING cycle
Tool change
Call tool: slotting mill
Define SLOT cycle
No pre-positioning in X/Y required
Starting point for second slot
Call SLOT cycle
Retract in the tool axis, end program
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