Operating Modes; Overview - Siemens SINUMERIK 840D Function Manual

S1: Spindles

18.2 Operating modes

18.2 Operating modes
18.2.1

Overview

A spindle is an endlessly rotating axis, which can be operated in either the closed-loop position
control or closed-loop speed control modes.
Operating modes
● Control operation (closed-loop speed control)
● Oscillating operation (closed-loop speed control)
● Positioning operation (closed-loop position control)
● Synchronous mode
Further information
S3: Synchronous spindle (Page 847)
● Tapping without compensating chuck (G331, G332)
Further information
Programming Manual Fundamentals; Position commands > Tapping > Tapping without
compensating chuck (G331 / G332)
● Axis mode (closed-loop position control)
Note
Switchover, axis/spindle mode
A spindle can be switched over between the axis and spindle mode if the same motor is used
for axis and spindle operation.
734
Axes and spindles
Function Manual, 06/2019, A5E47437747B AA