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MELSEC-Q
9 MAJOR POSITIONING CONTROL
Operation chart
In incremental system 3-axis fixed-feed control, the addresses (
Md.20
Current
feed value) of the current stop position (start addresses) of every axes are set to
"0". Linear interpolation positioning is then carried out from that position to a
position at the end of the movement amount set in "
Da.6
Positioning
address/movement amount". The movement direction is determined by the sign of
the movement amount.
Designated movement
amount
Designated movement
amount
Md.20
Designated movement amount
Current feed value" of each axis
is set to "0" at the positioning start.
(0,0,0)
(0,0,0)
(0,0,0)
Y axis
X axis
Z axis
"