Parting, 5 recessing cy cles – HEIDENHAIN SW 68894x-02 User Manual
Page 253

HEIDENHAIN CNC PILOT 640
253
4.5
Recessing
cy
cles
Parting
Call the recessing cycles
Select parting
The cycle parts the workpiece. If programmed, a chamfer or rounding
arc is machined on the outside diameter.
Cycle parameters
X, Z
Starting point
X1, Z1
Corner point of contour
I
Diameter for feed-rate reduction
B
Chamfer/Rounding
B>0: Rounding radius
B<0: Chamfer width
E
Reduced feed rate
D
Maximum speed
K
Retraction distance after parting: move the tool sideways
away from the workpiece surface before retracting
SD
Speed limitation from the diameter I up
U
Diameter from which the part catcher is activated
(machine-dependent function)
G47
Safety clearance (see page 128)
G14
Tool change point (see page 128)
T
Turret pocket number
ID
Tool ID number
S
Spindle speed/cutting speed
F
Feed per revolution
MT
M after T: M function that is executed after the tool call T