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Chapter 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.
• Positive movement amount .............. Positioning control to forward direction
(Address increase direction)
• Negative movement amount............. Positioning control to reverse direction
(Address decrease direction)
Designated movement
amount
Designated movement
amount
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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
"
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