Siemens sinumerik 840d Programming Manual page 418

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Punching and Nibbling

12.1 Activation, deactivation

Initiation of stroke

Initiation of the first stroke

The instant at which the first stroke is initiated after

activation of the function differs depending on

whether nibbling or punching is selected:

• All strokes – even the one in the first block after

activation – are executed at the block end.

• The first stroke after activation of the nibbling

function is executed at the start of the block.

• Each of the following strokes is initiated at the

Punching and nibbling on the spot

A stroke is initiated only if the block contains

traversing information for the punching or nibbling

axes (axes in active plane).

However, if you wish to initiate a stroke at the same

position, you can program one of the

punching/nibbling axes with a traversing path of 0.

Additional notes

Machining with rotatable tools

Use the tangential control function if you wish to

position rotatable tools at a tangent to the

programmed path.

SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition

Position and initiate stroke

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