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8.5 Programming Examples 8.5 Programming Examples Example: Cylinder surface with Cycle 27 Note: Machine with B head and C table Cylinder centered on rotary table Datum is on the underside, in the center of the rotary table Z .5 R7 60 20 30 50 157 C 0 BEGIN PGM C27 MM 1 TOOL CALL 1 Z S2000 Tool call: Diameter 7 2 L Z+250 R0 FMAX Retract the tool 3 L X+50 Y0 R0 FMAX Pre-position tool at rotary table center 4 PLANE SPATIAL SPA+0 SPB+90 SPC+0 TURN MBMAX FMAX Positioning 5 CYCL DEF 14.0 CONTOUR GEOMETRY Define contour subprogram 6 CYCL DEF 14.1 CONTOUR LABEL 1 7 CYCL DEF 27 CYLINDER SURFACE 208 Q1=-7 ;MILLING DEPTH Q3=+0 ;ALLOWANCE FOR SIDE Q6=2 ;SET-UP CLEARANCE Q10=4 ;PLUNGING DEPTH Q11=100 ;FEED RATE FOR PLNGNG Q12=250 ;FEED RATE FOR MILLING Q16=25 ;RADIUS Q17=1 ;TYPE OF DIMENSION Define machining parameters Fixed Cycles: Cylindrical Surface
