Siemens SINUMERIK 840D sl Programming Manual page 572

Punching and nibbling
14.1 Activation, deactivation
Further information
Punching and nibbling with leader (PONS/SONS)
Punching and nibbling with leader is not possible in more than one channel simultaneously.
PONS
Travel-dependent acceleration (PUNCHACC)
Example:
PUNCHACC(2,50,10,100)
Distance between holes less than 2 mm:
The axis accelerates at a rate corresponding to 50% of maximum acceleration.
Distance between holes from 2 mm to 10 mm:
Acceleration is increased to 100%, proportional to the spacing.
Distance between holes more than 10 mm:
Traverse at an acceleration of 100%.
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:
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●
572
or can only be activated in one channel at a time.
SONS
:
PON/PONS
– All strokes - even the one in the first block after activation - are executed at the block
end.
:
SON/SONS
– 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 block end.
Programming Manual, 03/2013, 6FC5398-2BP40-3BA1
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