HEIDENHAIN TNC 620 User Manual page 532

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Manual Operation and Setup

14.9 Compensating workpiece misalignment with 3-D touch probe

The TNC saves the 3-D basic rotation in the columns SPA, SPB or

SPC of the preset table.

Aligning 3-D basic rotation

If the machine has two rotary axes and the probed 3-D basic

rotation is activated, you can align the rotary axes with reference to

the 3-D basic rotation using the ALIGN ROT. soft key.Align ALIGN

ROT. AXES. In such cases, Tilted Working Plane becomes active for

all machine operating modes.

After aligning the plane, you can align the reference axis with the

Probing rot function.

Displaying 3-D basic rotation

When a 3-D basic rotation is saved in the active datum, the TNC

symbol for the 3-D basic rotation in the status

display. The TNC traverses the machine axes according to the 3-D

basic rotation.

Canceling a 3-D basic rotation

Select the probe function by pressing the

PROBING PL soft key

Enter 0 for all angles

Press the SET BASIC ROTATION soft key

To terminate the probe function, press the END

HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016

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