HEIDENHAIN MANUALPLUS 620 - Page 333

HEIDENHAIN MANUALplus 620 333
4.26 Milling Cycles
You can change the machining direction and the cutter radius
compensation (TRC) with the cycle type Q, the cutting direction
H and the rotational direction of the tool (see following table). Program
only the parameters given in the following table.
Contour milling G840
Cycle
type
Cutting
direction
Direction
of tool
rotation
TRC Execution
Cycle
type
Cutting
direction
Direction
of tool
rotation
TRC Execution
Contour
(Q=0)
– Mx03 – Outside Up-cut
milling
(H=0)
Mx04 Left
Contour – Mx03 – Outside Climb
milling
(H=1)
Mx03 Left
Contour – Mx04 – Outside Climb
milling
(H=1)
Mx04 Right
Contour – Mx04 – Contour
(Q=0)
–Mx03–
Inside
(Q=1)
Up-cut
milling
(H=0)
Mx03 Right Contour – Mx04 –
Inside Up-cut
milling
(H=0)
Mx04 Left Right
(Q=3)
Up-cut
milling
(H=0)
Mx03 Right
Inside Climb
milling
(H=1)
Mx03 Left Left
(Q=3)
Up-cut
milling
(H=0)
Mx04 Left
Inside Climb
milling
(H=1)
Mx04 Right Left
(Q=3)
Climb
milling
(H=1)
Mx03 Left
Outside
(Q=2)
Up-cut
milling
(H=0)
Mx03 Right Right
(Q=3)
Climb
milling
(H=1)
Mx04 Right