3 pr ogr amming the first par t – HEIDENHAIN TNC 620 (73498x-01) User Manual
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42
First steps with the TNC 620
1
.3 Pr
ogr
amming the first par
t
U
Contour departure
U
Select the departure function DEP CT
U
Center angle?
Enter the departure angle, e.g. 90°, and
confirm with the ENT key
U
Circle radius?
Enter the departure radius, e.g. 8 mm,
and confirm with the ENT key
U
Feed rate F=?
Enter the positioning feed rate, e.g.
3000 mm/min and confirm with the ENT key
U
Miscellaneous function M?
Switch off the coolant,
e.g. M9, with the END key: The TNC saves the entered
positioning block
U
Retract the tool: Press the orange axis key Z in order
to get clear in the tool axis, and enter the value for the
position to be approached, e.g. 250. Confirm with the
ENT key
U
Confirm Radius comp.: RL/RR/no comp? by pressing
the ENT key: Do not activate the radius compensation
U
Confirm Feed rate F=? with the ENT key: Move at
rapid traverse (FMAX)
U
Miscellaneous function M?
Enter M2 to end the
program and confirm with the END key: The TNC
saves the entered positioning block
Further information on this topic
Complete example with NC blocks: See "Example: Linear
movements and chamfers with Cartesian coordinates" on page 191
Creating a new program: See "Creating and writing programs" on
page 83
Approaching/departing contours: See "Contour approach and
departure" on page 174
Programming contours: See "Overview of path functions" on page
182
Programmable feed rates: See "Possible feed rate input" on page 87
Tool radius compensation: See "Tool radius compensation" on page
165
Miscellaneous functions (M): See "Miscellaneous functions for
program run control, spindle and coolant" on page 313