HEIDENHAIN iTNC 530 (340 49x-02) Pilot - Manual (Page 55)

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D
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fining Machining O
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erations
Unit 262 Thread Milling
Parameters on the overview form:
8 T: Tool number or name (switchable via soft key)
8 S : Spindle speed [rpm] or cutting speed [m/min or ipm]
8 F: Feed rate for milling
8 Diameter: Nominal diameter of the thread.
8 Thread pitch: Pitch of the thread.
8 Depth: Depth of thread.
8 Machining positions (see “Defining Machining Positions” on page 111.)
Additional parameters on the tool detail form:
8 DL: Delta length for tool T.
8 DR: Delta radius for tool T.
8 M function: Any miscellaneous function M.
8 Spindle: Direction of spindle rotation. As a default, smarT.NC sets M3.
8 Tool preselect: If needed, this is the number of the next tool for faster
tool change (machine-dependent).