Siemens SINUMERIK Series Function Manual page 574

N4: Own channel - only 840D sl
9.4 Automatic path segmentation
● The path segments are rounded off by the control system if required so that a total
● The path segment unit is either mm/stroke or inch/stroke (depending on axis settings).
● If the programmed
●
SPN
The automatic path segmentation function
programmed number of path segments.
The following conditions apply:
● Path segmentation is active only when
●
● Any previously programmed
Supplementary conditions
● The path segmentation function is operative with linear and circular interpolation.
● If a block contains both
● Path segmentation is active only in conjunction with punching or nibbling functions.
● Any programmed auxiliary functions are output before, during the first or after the last
● In the case of blocks without traversing information, the rules which govern the
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programmed distance can be divided into an integral number of path sections.
SPP
positioned on the programmed end position without path segmentation.
, reset or program end delete the programmed
SPP = 0
deleted when punching/nibbling is deactivated.
(Exception: MD26014 $MC_PUNCH_PATH_SPLITTING = 1)
has a non-modal action.
SPN
re-activated again in the following blocks.
The interpolation mode remains unchanged, i.e. circles are traversed when circular
interpolation is selected.
blocks is activated in the current block while the stroke path is activated in all blocks that
follow.
(Exception: MD26014 $MC_PUNCH_PATH_SPLITTING = 1).
sub-block.
programming of and
SON
only if an axis motion has been programmed.
value is greater than the traversing distance, then the axis is
divides the traversing path into the
SPN
or
SON
value is suppressed for the block containing SPN, but is
SPP
(number of strokes) and
SPN
also apply to
PON SPP
value. The
SPP
is active.
PON
(stroke path), then the number of
SPP
and . In other words, a stroke is initiated
SPN
Function Manual, 03/2013, 6FC5397-1BP40-3BA1
value is not
SPP
Extended Functions