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HEIDENHAIN TNC 320 (77185x-01) User Manual

Page 428

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Manual operation and setup

13.4 Datum setting without a 3-D touch probe

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428

TNC 320 | User's Manual

HEIDENHAIN Conversational Programming | 3/2014

Function

Soft key

Directly enter the new datum without

calculation of the kinematics (axis-specific).

Only use this function if your machine has a

rotary table, and you want to set the datum

to the center of the rotary table by entering

0. This function only saves the datum in the

axis which is currently highlighted. Enter the

desired value in the pop-up window. If inch

display is active: Enter the value in inches, and

the TNC will internally convert the entered

values to mm
Select the BASIC TRANSFORMATION/AXIS

OFFSET view. The BASIC TRANSFORMATION

view shows the X, Y and Z columns.

Depending on the machine, the SPA, SPB and

SPC columns are displayed additionally. Here,

the TNC saves the basic rotation (for the Z

tool axis, the TNC uses the SPC column). The

OFFSET view shows the offset values for the

preset
Write the currently active datum to a

selectable line in the table: This function saves

the datum in all axes, and then activates the

appropriate row in the table automatically. If

inch display is active: Enter the value in inches,

and the TNC will internally convert the entered

values to mm