23
2.4 D
a
tu
m Set
ting(Without a 3-D T
o
uc
h Pr
obe)
Datum setting
Select the
Manual Operation
mode.
Move the tool slowly until it touches the workpiece
surface.
Select an axis (all axes can also be selected via the
ASCII keyboard)
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 you are using a preset tool, set the display of the tool axis to the
length L of the tool or enter the sum Z=L+d.
Fragile workpiece?
If the workpiece surface must not be scratched, you can
lay a metal shim of know thickness d on it. Then enter a
tool axis datum value that is larger than the desired datum
by the value d.
DATUM SET Z=
Y
X
Z
X
Y
Содержание TNC 426
Страница 3: ......
Страница 4: ......
Страница 8: ...IV...
Страница 10: ...VI...
Страница 26: ......
Страница 27: ...1 Introduction...
Страница 41: ...2 Manual Operation and Setup...
Страница 54: ......
Страница 55: ...3 Positioning with Manual Data Input MDI...
Страница 59: ...4 Programming Fundamentals of NC File Management Programming Aids Pallet Management...
Страница 122: ......
Страница 123: ...5 Programming Tools...
Страница 153: ...6 Programming Programming Contours...
Страница 201: ...7 Programming Miscellaneous functions...
Страница 226: ......
Страница 227: ...8 Programming Cycles...
Страница 366: ......
Страница 367: ...9 Programming Subprograms and Program Section Repeats...
Страница 381: ...10 Programming Q Parameters...
Страница 424: ......
Страница 425: ...11 Test run and Program Run...
Страница 443: ...12 MOD Functions...
Страница 472: ......
Страница 473: ...13 Tables and Overviews...
Страница 496: ......