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O1; (CANDLESTICK EXAMPLE - 2010-11-23 1030)
; (STOCK- ALUM 1.5" X 76MM + 10MM)
; (ALUM CUTTING SPEED: 75M/MIN ROUGH, 185M/MIN FINISH)
;
; (VARIABLES)
#500=38.1    (STOCK DIAMETER)
#501=76.0    (STOCK LENGTH)
#502=150.0   (SURFACE M/MIN)
#503=0.2     (ROUGHING FEED: MM/REV)
#504=0.05    (FINISH FEED: MM/REV)
;
N1
G54          (WORK OFFSET)
G21          (METRIC)
G28 U0 W0    (GO HOME)
G50 S2000    (MAX SPINDLE SPEED)
G40          (TNRC OFF)
;
; (FACE WITH 80DEG DIAMOND TOOL AND SPEED LIMITING)
;
G00 T0101          (CNMG TOOL)
G50 S1000          (CLAMP SPEED AT 1000RPM)
G96 S#502          (CONST SURF SPEED)
G99                (FEED PER REV)
;
M03                (SPINDLE ON, NORMAL DIR)
G00 Z#501          (INITIAL Z POSITION)
G00 X[#500+1.0]    (INITIAL X POSITION)
M08                (TURN ON COOLANT)
G01 X-1.0 F#503    (FACE FROM OUTSIDE DOWN TO -0.1)
G01 Z[#501+1.0] F1.0 (MOVE OFF FROM FACE)
M09                (TURN OFF COOLANT)
M05                (TURN OFF SPINDLE)
G28 U0 W0          (RETURN TO HOME)
M01                (OPTIONAL STOP)
;
; (ROUGH AND FINISH OD - USE 2.0MM DOC)
;
N2
G00 T0202          (35DEG DIAMOND TOOL, TOOL 2)
G50 S2000          (CLAMP SPEED AT 2000)
G96 S#502          (CONST SURF SPEED)
G99                (FEED PER REV)
G00 X[#500 + 5.0] Z[#501 + 5.0] (GET CLOSE)
M03                (SPINDLE ON)
G00 X49.0 Z79.0    (INITIAL POINT)
M08                (COOLANT ON)
(G41)              (TNRC ON)
G71 U1.5 R0.75     (1.5MM DOC, 0.75MM RETRACT)
G71 P100 Q110 U0.5 W0.25 F#503
N100 G00 X38.0 Z77.0  (ENTRANCE POINT)
     G01 X38.0 Z75.0 F#504
     G02 X38.0 Z0.0 I97.5 K-37.5 F#504  (NARROW NECK ARC - R97.5)
     G01 X38.0 Z-3.0 F#504
N110 G00 X49.0     (MUST MOVE AT LEAST 5MM IN X FOR TNRC)
G70 P100 Q110
G40                (TNRC OFF)
M09
M05
G28 U0 W0
M01
;
; (FACE WITH FINISH TOOL)
;
N3
G00 T0202          (35DEG DIAMOND TOOL, TOOL 2)
G50 S2000          (CLAMP SPEED AT 2000)
G96 S#502          (CONST SURF SPEED)
G99                (FEED PER REV)
G00 X[#500 + 5.0] Z[#501 + 5.0] (GET CLOSE)
M03                (SPINDLE ON)
(G41)              (TNRC ON)
G00 X39.0 Z75.0
M08                (COOLANT ON)
G01 X38.0 Z75.0 F#504
G01 X37.0 Z75.5 F#504
G01 X-1.0 F#504
G40                (TNRC OFF)
;
M09
M05
G28 U0 W0
M01
;
; (CENTER DRILL)
;
N4
G00 T0505          (CENTER DRILL, TOOL 5)
G97 S1000          (1000RPM)
G99
G00 X0 Z[#501 + 2.0]
M03
M08
G01 X0 Z[#501 - 2.0] F0.5
G01 X0 Z[#501 + 2.0] F2.0
M09
M05
G28 U0 W0
M01
;
; (DRILL - PECK DRILL CYCLE)
; (23MM DEEP BORE, 22.0MM DIAM - POINT OF 118DEG 1/2IN DRILL)
;
N5
G00 T1212          (0.5IN DRILL, TOOL 5)
G97 S1000          (1000RPM)
G99
G00 X0 Z[#501 + 2.0]
M03
M08
G83 Z[#501 - 25.0] Q10000 F0.5
G01 X0 Z[#501 + 2.0] F2.0
M09
M05
G28 U0 W0
M01
;
; (ROUGH BORE)
;
N6
G00 T0707          (19MM END MILL, TOOL 7)
G50 S1000          (CLAMP AT 1000)
G96 S#502          (CSS)
G99
G00 X19.0 Z[#501 + 2.0] (START POINT)
M03
M08
G71 U2.0 R0.5      (2MM DOC, 0.5MM RETRACT)
G71 P20 Q25 U-0.7 W0.0 F#503
;
N20 G00 X26.0 Z[#501 + 2.0]
    G01 X22.0 Z[#501 - 1.0]
    G01 X22.0 Z[#501 - 22.0]
N25 G00 U-0.4
;
M09
M05
G28 U0 W0
M01
;
; (CUTOFF)
;
G00 T1010
G00 Z-3.0           (CUTOFF BLADE IS 3.0MM WIDE)
G00 X[#500+2.0]
M03
M08
G50 S1000           (CLAMP SPEED AT 1000RPM)
G96 S#502           (CSS)
G01 X[#500-2.0] F0.05 (MAKE GROOVE)
G01 X[#500+1.0] F4.0  (BACK OUT)
G01 Z-2.0 F0.05     (POSITION FOR 1MM CHAMFER)
G01 X[#500-2.0] Z-3.0 F0.05
G01 X-0.1 F0.05     (CUTOFF)
G01 Z0.0 F4.0       (RETRACT)
G01 X[#500+2.0] F4.0 (RETRACT)
M09
M05
G28 U0 W0
M30                 (END PROGRAM)
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