Spindle Motion; Spindle Speed (S), Direction Of Spindle Rotation (M3, M4, M5) - Siemens SINUMERIK 840D sl Programming Manual

Spindle motion

6.1

Spindle speed (S), direction of spindle rotation (M3, M4, M5)

Function
The spindle speed and direction of rotation values set the spindle in rotary motion and provide
the conditions for chip removal.
Figure 6-1
Other spindles may be available in addition to the main spindle (e.g. the counterspindle or an
actuated tool on turning machines). As a rule, the main spindle is declared the master spindle
in the machine data. This assignment can be changed using an NC command.
Syntax
S... / S<n>=...
M3 / M<n>=3
M4 / M<n>=4
M5 / M<n>=5
SETMS(<n>)
...
SETMS
Fundamentals
Programming Manual 09/2011, 6FC5398-1BP40-2BA0
Spindle motion during turning
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