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HEIDENHAIN TNC 620 (73498x-02) ISO programming User Manual

Page 50

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First Steps with the TNC 620

1.3

Programming the first part

1

50

TNC 620 | User's Manual for DIN/ISO Programming | 5/2013

Move the tool to workpiece depth: Press the
orange axis key and enter the value for the
position to be approached, e.g. –5. Confirm with
the ENT key

Confirm

Radius comp.: RL/RR/no comp? by

pressing the ENT key: Do not activate the radius
compensation

Feed rate F=? Enter the positioning feed rate, e.g.
3000 mm/min and confirm with the ENT 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

Enter

26 to move to the contour: Define the

rounding radius of the approaching arc
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 the chamfer at contour point

3

: Enter the

chamfer width 10 mm and save with the END key

Move to contour point

4

: Enter the Y coordinate 5

and save your entry with the END key

Define the chamfer at contour point

4

: Enter the

chamfer width 20 mm and 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

rounding radius of the departing arc

Enter

0 to 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

Confirm

Radius comp.: RL/RR/no comp? by

pressing the ENT key: Do not activate the radius
compensation

MISCELLANEOUS FUNCTION M? ENTER M2 to end
the program and confirm with the END key: The
TNC saves the entered positioning block