CAM programming G74-PECK DRILLING CYCLE

This cycle is designed for deep hole drilling .The drill entering the work piece by a predetermined amount then backing off by another set amount to provide breaking & allowing chips to clear the drill flutes.

Format :  G74   X__  Z__  Q__  R__  F__

Where,

X&Z = Final respective coordinates

Q      = Depth of cut.

R      =  Return amount .

F      =  Feed in mm/min