Siemens SINUMERIK 840D sl Operating Manual page 436

Programming technological functions (cycles)
10.3 Contour milling
Parameter
Transition to next ele‐
ment
Radius
Chamfer
Additional commands
Contour element "Straight line, e.g. XY"
Parameter
X
Y
L
α1
α2
Transition to next ele‐
ment
Radius
Chamfer
Additional commands
Contour element "Circle"
Parameter
Direction of rotation
R
e.g. X
e.g. Y
e.g. I
e.g. J
α1
α2
β1
β2
436
Description
Type of transition
● Radius
● Chamfer
R Transition to following element - radius
FS Transition to following element - chamfer
Additional G code commands
Description
End point X (abs or inc)
End point Y (abs or inc)
Length
Starting angle e.g. to the X axis
Angle to the preceding element
Type of transition
● Radius
● Chamfer
R Transition to following element - radius
FS Transition to following element - chamfer
Additional G code commands
Description
● Clockwise direction of rotation
● Counterclockwise direction of rotation
Radius
End point X (abs or inc)
End point Y (abs or inc)
Circle center point I (abs or inc)
Circle center point J (abs or inc)
Starting angle to X axis
Angle to the preceding element
End angle to Z axis
Angle of opening
Unit
mm
mm
Unit
mm
mm
mm
Degrees
Degrees
mm
mm
Unit
mm
mm
mm
mm
mm
Degrees
Degrees
Degrees
Degrees
Operating Manual, 05/2017, A5E40868956
Milling