I know that our big machines have 7.5 kw Z axis motors, and 3.5 kw X 
axis motors.


On 9/17/2015 8:57 AM, andy pugh wrote:
> To size motors, screws, bearings etc for my CNC lathe conversion I
> have been trying to find cutting force data.
>
> http://www.ijera.com/papers/Vol4_issue4/Version%201/U044134144.pdf
>
> Seems to say that a feed force of 100N is about normal.
> This seems rather less than I would have guessed.
>
> Does anyone else have any feel for this. I have been designing around
> 2kN, and I know that many CNC lathes have multi-kW Z servos.
>

-- 

Thanks


Rick Lair
Superior Roll & Turning LLC
399 East Center Street
Petersburg MI, 49270
PH: 734-279-1831
FAX: 734-279-1166
www.superiorroll.com


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