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8 coor di na te t ra n s for m ati on cy cle s – HEIDENHAIN TNC 426 (280 476) User Manual

Page 349

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8 Programming: Cycles

8.8

Coor

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Selecting a datum table in the part program

With the SEL TABLE function you select the table from which the TNC
takes the datums:

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To select the functions for program call, press the

PGM CALL key.

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Press the TOOL TABLE soft key.

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Enter the complete path name of the datum table and

confirm your entry with the END key.

Editing a datum table

Select the datum table in the Programming and Editing mode of
operation.

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To call the file manager, press the PGM MGT key, see

“File Management: Fundamentals,” page 39.

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Display the datum tables: Press the soft keys SELECT

TYPE and SHOW .D.

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Select the desired table or enter a new file name.

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Edit the file. The soft-key row comprises the following

functions for editing:

Program a SEL TABLE block before Cycle 7 Datum Shift.

A datum table selected with SEL TABLE remains active
until you select another datum table with SEL TABLE or
through PGM MGT.

Function

Soft key

Select beginning of table

Select end of table

Go to the next page

Go to the next page

Insert line (only possible at the end of table)

Delete line

Confirm the entered line and go to the beginning of
the next line

Add the entered number of lines (reference points)
to the end of the table.

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