HEIDENHAIN TNC 620 Programming Station, User Manual

Page: 530 / 695

Manual Operation and Setup
14.9 Compensating workpiece misalignment with 3-D touch probe
(option 17)
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HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
Compensation of workpiece misalignment by
rotating the table
To compensate the identified misalignment by a rotary table
position, press the
ALIGN ROT.
soft key after the probing
process
ALIGN ROT. TABLE
Position all axes to avoid a collision before table
rotation. The TNC outputs an additional warning
before table rotation.
If you want to set the datum in the rotary table axis, press the
SET TABLE ROTATION
soft key.
You can also save the misalignment of the rotary table in any
line of the Preset table. Enter the line number and press the
TABLE ROT. IN PRESET TABLE
soft key. The TNC stores the
angle in the offset column of the rotary table, e.g. with a C axis
in the C_OFFS column. You may have to change the view in the
preset table with the
BASIS-TRANSFORM./OFFSET
soft key for
this column to be displayed.
Displaying a basic rotation
When you select the
PROBING ROT
function, the TNC displays
the active angle of basic rotation in the
Rotation angle
dialog.
In addition, the rotary angle is shown in the split screen
P STATUS
screen layout in the
STATUS POS.
tab.
When the TNC moves along the machine axis in accordance with
the basic rotation, a symbol for the basic rotation is shown in the
status display.
Canceling a basic rotation
Select the probe function by pressing the
PROBING ROT
soft
key
Enter a rotation angle of "0" and confirm with the
SET BASIC
ROTATION
soft key
To terminate the probe function, press the
END
soft key