HEIDENHAIN iTNC 530 (340 49x-06) Pilot - Manual (Page 70)

70
Definin
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Mac
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ing Oper
ation
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Unit 241 Single-Fluted Deep-Hole Drilling
Parameters on the overview form:
U T : Tool number or name (switchable via soft key)
U S : Spindle speed [rpm] during drilling
U F : Drilling feed rate [mm/min] or FU [mm/rev]
U Depth : Drilling depth.
U Infeed start point : Starting point of metal removal. The TNC moves
at the feed rate for pre-positioning from the setup clearance to the
deepened starting point
U Rotat. dir. of entry/exit : Desired direction of spindle rotation when
tool moves into and retracts from the hole
U Shaft speed of entry : Rotational speed at which the tool is to rotate
when moving into and retracting from the hole
U Coolant ON: M? : M function for switching on the coolant. The TNC
switches the coolant on if the tool is in the hole at the deepened
starting point
U Coolant OFF: M? : M function for switching off the coolant. The TNC
switches the coolant off if the tool is at the hole depth
U Machining positions (see “Defining Machining Positions” on page 149)