Uploaded April 2022 | Updated September 2026, 4 hours ago

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I look at how to determine the motor size for your project. Based on calculating the moment of inertia and torque required of a servo motor or stepper to power a CNC axis.
Schaublin lathe retrofit Ep.31

This is the summary of a Patreon live stream.
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00:00 - Intro
00:21 - Cleaning the data plate
00:35 - Why replace the existing motors?
01:39 - Responding to variator comments
02:56 - Motor options
03:36 - A formal course in CNC machine tool design
04:21 - Moment of inertia
06:30 - Torque
07:41 - Motor selection
08:47 - Other considerations