CAD CAM EDM DRO - Yahoo Group Archive

Re: Does control s/w affect machine performance? max step rate

on 2003-12-22 13:31:17 UTC
> 100 ipm then is 2000 steps/rev * 33.33 rev/second =66,660 steps per
> second

33.33 times 60 = almost 2,000 RPM.

Wear on the nut will increase at those speeds. 1/2-20 is not the
typical choce for high accuracy, not longevity.

The inherent defects with 1/4-20 is a rough surface as most small SAE
threads are cut, not rolled, and not ground or precision.

I get heat on the nut at 1/4 that speed.

A 3/8-8 ACME is much more ridgid and in small lengths not expensive,
and will cut the pulse rate to 26,666.

I'm not saying it can't be done, but is it practical given the other
inherent problems that go with it ?

Dave

Discussion Thread

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