Siemens SINUMERIK 840D sl Programming Manual page 296

Transformations
7.8 Kinematic transformation
Example of making a hook-shaped groove:
Activate cylinder surface transformation
N10 T1 D1 G54 G90 F5000 G94
N20 SPOS=0
N30 G0 X25 Y0 Z105 CC=200
N40 TRACYL (40)
N50 G19
Making a hook-shaped groove
N60 G1 X20
N70 OFFN=12
N80 G1 Z100 G42
N90 G1 Z50
N100 G1 Y10
N110 OFFN=4 G42
N120 G1 Y70
N130 G1 Z100
N140 G1 Z105 G40
N150 G1 X25
N160 TRAFOOF
N170 G0 X25 Y0 Z105 CC=200
N180 M30
7-58
;Tool selection, clamping compensation
;Approach start position
;Enable cylinder peripheral curve
;transformation
;Plane selection
;Infeed tool to groove base
;Define 12 mm groove side spacing
;relative to groove center line
;Approach right side of groove
;Groove cut parallel to cylinder axis
;Groove cut parallel to circumference
;Approach left side of the groove;
;define 4 mm groove side spacing
;relative to the groove center line
;Groove cut parallel to circumference
;Groove cut parallel to cylinder axis
;Retract from groove wall
;Move clear
;Approach start position
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
Job planning