Datum setting without a 3-D touch probe 14.6
14
HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
511
14.6
Datum setting without a 3-D touch
probe
Note
When you set a datum, you set the TNC display to the coordinates
of a known workpiece position.
All manual probe functions are available with a 3-D
touch probe.
touch probe (option number 17)", page 533
Preparation
Clamp and align the workpiece
Insert the zero tool with known radius into the spindle
Ensure that the TNC is showing the actual positions
Datum setting with an end mill
Protective measure
If the workpiece surface must not be scratched, you
can lay a metal shim of known thickness d on it. You
then enter a value that is greater than the desired
preset by the value d.
Operating mode: Press the
Manual operation
key
Move the tool slowly until it touches (scratches)
the workpiece surface
Select the axis
DATUM SETTING Z=
Zero tool in spindle axis: Set the display to a
known workpiece position (here, 0) or enter the
thickness d of the shim. In the tool axis, offset the
tool radius
Repeat the process for the remaining axes.
If the values for the tool in the tool axis have already been set, set
the display of the tool axis to the length L of the tool or enter the
sum Z=L+d
The TNC automatically saves the datum set with the
axis keys in line 0 of the preset table.
Содержание TNC 620 Programming Station
Страница 1: ...TNC 620 User s Manual ISO programming NC Software 817600 04 817601 04 817605 04 English en 9 2016 ...
Страница 4: ......
Страница 5: ...Fundamentals ...
Страница 28: ...Contents 28 HEIDENHAIN TNC 620 ISO Programming User s Manual 9 2016 ...
Страница 57: ...1 First Steps with the TNC 620 ...
Страница 77: ...2 Introduction ...
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Страница 111: ...3 Fundamentals file management ...
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Страница 167: ...4 Programming aids ...
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Страница 195: ...5 Tools ...
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Страница 235: ...6 Programming contours ...
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Страница 285: ...7 Data transfer from CAD files ...
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Страница 305: ...8 Subprograms and program section repeats ...
Страница 323: ...9 Programming Q parameters ...
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Страница 385: ...10 Miscellaneous functions ...
Страница 407: ...11 Special functions ...
Страница 433: ...12 Multiple axis machining ...
Страница 475: ...13 Pallet management ...
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Страница 481: ...14 Manual Operation and Setup ...
Страница 549: ...15 Positioning with Manual Data Input ...
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Страница 555: ...16 Test Run and Program Run ...
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Страница 591: ...17 MOD Functions ...
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Страница 623: ...18 Tables and Overviews ...