3 pr ogr amming the first p a rt – HEIDENHAIN TNC 320 (340 55x-04) ISO programming User Manual
Page 39
HEIDENHAIN TNC 320
39
1
.3 Pr
ogr
amming the First P
a
rt
U
Miscellaneous function M?
Switch on the spindle and
coolant, e.g. M13. Confirm with the END key: The TNC
saves the entered positioning block
U
Move to the contour: Define the rounding radius of
the approaching arc
U
Machine the contour and move to contour point
2
: You
only need to enter the information that changes. In
other words, enter only the Y coordinate 95 and save
your entry with the END key
U
Move to contour point
3
: Enter the X coordinate 95
and save your entry with the END key
U
Define the chamfer at contour point
3
: Enter the
chamfer width 10 mm and save with the END key
U
Move to contour point
4
: Enter the Y coordinate 5 and
save your entry with the END key
U
Define the chamfer at contour point
4
: Enter the
chamfer width 20 mm and save with the END key
U
Move to contour point
1
: Enter the X coordinate 5 and
save your entry with the END key
U
Depart the contour: Define the rounding radius of the
departing arc
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
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 166
Creating a new program: See “Creating and Writing Programs” on
page 75
Approaching/departing contours: See “Contour Approach and
Departure” on page 153
Programming contours: See “Overview of path functions” on page
157
Tool radius compensation: See “Tool radius compensation” on page
143
Miscellaneous functions (M): See “Miscellaneous Functions for
Program Run Control, Spindle and Coolant” on page 261
26
27
0