14.2 Pallet Preset Management; Fundamentals; Using Pallet Presets - HEIDENHAIN TNC 640 User Manual

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Pallet Management | Pallet preset management

14.2 Pallet preset management

Refer to your machine manual.

This feature must be enabled and adapted by the

machine tool builder.

Changes to the pallet preset table must always be made

in agreement with your machine tool builder!

The pallet preset table is available to you in addition to the

workpiece preset table (preset.pr). The workpiece presets refer to

an activated pallet preset.

The control shows the active pallet preset in the status display on

the PAL tab.

Pallet presets are an easy way to compensate e.g. mechanical

differences between individual pallets.

You can also completely align the coordinate system to the pallet

by e.g. positioning the pallet preset in the center of a clamping

If you want to use pallet presets, insert the PALPRES column in the

pallet table.

Enter the preset number from the pallet preset table into this

column. Usually, you always want to change the pallet preset when

you insert a new pallet, i.e. in the PAL type lines of the pallet table.

Danger of collision!

Despite a basic rotation due to the active pallet preset, the

control does not show a symbol in the status display. There is a

danger of collision during all subsequent axis movements!

If necessary, check the active pallet preset in the PAL tab

Check the traverse movements of the machine

Use pallet presets only in conjunction with pallets

HEIDENHAIN | TNC 640 | ISO Programming User's Manual | 10/2017