ISO canned cycles (M)
71
G87
* * Rectangular pocket canned cycle.
G87 [Z] I [D] [A] J K [M] Q B [C] [L] [H] [V]
Z: Reference plane
I: Pocket depth
D: Distance between the reference plane and the
part surface
A: Angle, in degrees, between the pocket and the
abscissa axis (default value = 0).
J: Half length of the pocket
The sign indicates the pocket machining
direction: (J+) clockwise, (J-)
counterclockwise
K: Half width of the pocket
M: Corner type (0) square, (1) rounded, (2)
chamfered (default value = 0).
Q: Rounding radius or chamfer size
B: Depth of pass
C: Milling pass or width
If not programmed or programmed with a 0
value, it assumes a value of 3/4 of the
diameter of the selected tool
L: Finishing pass
If not programmed or programmed with a 0
value, it does not run the finishing pass
H: Feedrate for the finishing pass
V: Tool penetrating feedrate. If not programmed
or programmed with a 0 value, it is carried out
at 50% of the feedrate in the plane
Function MDVMeaning
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