HEIDENHAIN TNC 640 (34059x-02) User Manual

Page 384

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Programming: Special functions

11.3

Adaptive Feed Control Software Option (AFC)

11

384

TNC 640 | User's Manual

HEIDENHAIN Conversational Programming | 5/2013

You can teach any number of machining steps for
a tool. Your machine tool builder will either make
a function available for this, or will integrate this
possibility in the functions for switching on the
spindle. Refer to your machine manual.

You machine tool builder can provide a feature
with which the teach-in cut can be automatically
ended after a selectable time. Refer to your machine
manual.

In addition, your machine tool builder can integrate
a function with which you can directly enter the
reference power of the spindle, if it is known. In this
case a teach-in step is not required.

The functions for starting and ending a machining
step are machine-dependent. Refer to your machine
manual.

Proceed as follows to select and, if required, edit the
<name>.H.AFC.DEP file:

Select the

Program Run, Full Sequence operating

mode

Shift the soft-key row

Select the table of AFC settings

Make optimizations if required

Note that the

<name>.H.AFC.DEP file is locked

against editing as long as the NC program

<name>.H

is running.

The TNC removes the editing lock if one of the
following functions has been executed:

M02
M30
END PGM

You can also edit the

<name>.H.AFC.DEP file in the Programming

and Editing mode of operation. If necessary, you can even delete a
machining step (entire line) there.

In order to edit the

<name>.H.AFC.DEP file, you

must first set the file manager so that all file types
can be displayed (SELECT TYPE soft key) Also see:
Files, page 105

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