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MITSUBISHI CNC
III Functional Specifications
8.1.5 Multiple-spindle Control
Multiple-spindle control is a function that controls all the spindles except for the first spindle for a machine
tool equipped with second, third and fourth spindles (sub-spindles) in addition to the first spindle (main
spindle).
Multiple-spindle control I can be switched to multiple-spindle control II or vice versa using a parameter and,
by so doing, the spindle control method changes.
Multiple-spindle
Control based on a spindle selection command (such as G43.1) and spindle control command ([S*****;] or
control I
[SO=*****;]), etc.
(L system only)
Control based on an external signal (spindle command selection signal, spindle selection signal) and spindle control
Multiple-spindle
command ([S*****;] only), etc.
control II
Spindle selection command and control command of [SO=*****;] cannot be used.
The figure below shows an example of the configuration for a machine which is equipped with second and
third spindles.
(a)
(a) First spindle
(b) Tool spindle (third spindle)
(c) Second spindle
(d) Tool post 1
III - 104
(b)
(c)
(d)
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