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3 pr ogr amming the first par t – HEIDENHAIN TNC 128 (77184x-01) User Manual

Page 43

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HEIDENHAIN TNC 128

43

1

.3 Pr

ogr

amming the first par

t

Move the tool to workpiece depth: Press the orange Z

axis key and enter the value for the position to be
approached, e.g. –5. Confirm with the ENT key

Confirm Radius comp.: R+/R–/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

Approach contour point

1

: Press the orange X axis key

and enter the value 5 for the position to be
approached

Tool radius comp: R+/R–/no comp?

Select the R– soft

key: The traverse path is decreased by the tool radius

Feed rate F=?

Enter the machining feed rate, e.g. 700

mm/min, and confirm your entry with the END key

Approach contour point

2

: Press the orange Y axis key

and enter the value 95 for the position to be
approached

Tool radius comp: R+/R–/no comp?

Select the R+ soft

key: The traverse path is increased by the tool radius.
Confirm your entry with the END soft key

Approach contour point

3

: Press the orange X axis key

and enter the value 95 for the position to be
approached

Tool radius comp: R+/R-/no comp?

Select the R+ soft

key: The traverse path is increased by the tool radius.
Confirm your entry with the END soft key

Approach contour point

4

: Press the orange Y axis key

and enter the value 5 for the position to be
approached

Tool radius comp: R+/R-/no comp?

Select the R+ soft

key: The traverse path is increased by the tool radius.
Confirm your entry with the END soft key