HEIDENHAIN iTNC 530 (340 49x-04) - Manual (Page 482)

482 8 Programming: Cycles
8.8 SL c
y
cles
Example: Cylinder surface with Cycle 28
Notes:
„ Cylinder centered on rotary table
„ Datum at center of rotary table
„ Description of the midpoint path in the
contour subprogram
0 BEGIN PGM C28 MM
1 TOOL DEF 1 L+0 R+3.5 Tool definition
2 TOOL CALL 1 Y S2000 Call tool, tool axis is Y
3 L Y+250 RO FMAX Retract the tool
4 L X+0 R0 FMAX Position tool on rotary table center
5 CYCL DEF 14.0 CONTOUR GEOMETRY Define contour subprogram
6 CYCL DEF 14.1 CONTOUR LABEL 1
7 CYCL DEF 28 CYLINDER SURFACE Define machining parameters
Q1=-7 ;MILLING DEPTH
Q3=+0 ;ALLOWANCE FOR SIDE
Q6=2 ;SET-UP CLEARANCE
Q10=-4 ;PLUNGING DEPTH
Q11=100 ;FEED RATE FOR PLUNGING
Q12=250 ;FEED RATE FOR MILLNG
Q16=25 ;RADIUS
Q17=1 ;TYPE OF DIMENSION
Q20=10 ;SLOT WIDTH
Q21=0.02 ;TOLERANCE Remachining active
8 L C+0 R0 FMAX M3 Pre-position rotary table
9 CYCL CALL Cycle call
C
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