HEIDENHAIN iTNC 530 (340 49x-05) Pilot - Manual (Page 61)

61
Definin
g
Machining Operations
Unit 205 Drilling
Parameters on the overview form:
 T : Tool number or name (switchable via soft key)
 S : Spindle speed [rpm] or cutting speed [m/min or ipm]
 F : Drilling feed rate [mm/min] or FU [mm/rev]
 Depth: Drilling depth.
 Plunging depth: Dimension by which the tool plunges in each infeed
before retraction from the hole.
 Chip breaking depth: Depth at which smarT.NC carries out chip
breaking.
 Machining positions (see “Defining Machining Positions” on page
145.)
Additional parameters on the tool detail form:
 DL : Delta length for tool T
 M function : Any miscellaneous function M
 Spindle : Direction of spindle rotation. As a default, smarT.NC sets M3
 Tool preselect : If needed, this is the number of the next tool for faster
tool change (machine-dependent)