HEIDENHAIN TNC 620 (81760x-02) ISO programming User Manual
Page 54
First steps with the TNC 620
1.3
Programming the first part
1
54
TNC 620 | User's ManualDIN/ISO Programming | 2/2015
Activate no radius compensation: Press the
G40
soft key
Miscellaneous function M? Switch on the spindle
and coolant, e.g.
M13, confirm with the END key:
The TNC saves the entered positioning block
Press the
L key to open a program block for a
linear movement
Enter the coordinates of the contour starting point
1
in X and Y, e.g. 5/5. Confirm with the
ENT key
Activate radius compensation to the left of the
path: Press the
G41 soft key
Feed rate F=? Enter the machining feed rate, e.g.
700 mm/min, save your entry with the
END key
Enter
26 to approach the contour: Define for the
circular arc, save entries with the
END key
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
Move to contour point
3
: Enter the X coordinate 95
and save your entry with the
END key
Define chamfer
G24 on contour point
3
: Enter
10 mm, save with the
END key
Move to contour point
4
: Enter the Y coordinate 5
and save your entry with the
END key
Define chamfer
G24 on contour point
4
: Enter
20 mm, save with the
END key
Move to contour point
1
: Enter the X coordinate 5
and save your entry with the
END key
Enter
27 to depart from the contour: Define the of
the departing arc
Depart contour: Enter coordinates outside of the
workpiece in X and Y, e.g. –20/–20, confirm with
the
ENT key
Activate no radius compensation: Press the
G40
soft key
Press the
L key to open a program block for a
linear movement
Press the
G00 soft key if you want to enter a rapid
traverse motion
Retract tool: Press the orange axis key
Z to retract
in the tool axis, and enter the value for the position
to be approached, e.g. 250. Press the
ENT key
Activate no radius compensation: Press the
G40
soft key
MISCELLANEOUS FUNCTION M? Enter M2 to end
the program and confirm with the
END key: The
TNC saves the entered positioning block