Re: [CAD_CAM_EDM_DRO] test tools needed and how stiff?

Hi, well 3/4 plate is HEAVY, perhaps a piece of alum. as for the indicator i
say it's the operators choice. Checking the instrument you work with against
known good reference(joe-block) at several different distances. both can do
the job if you know how good the instrument is and use care. cul brian f.

----- Original Message -----
From: "David E. Queen" <daque@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Sunday, August 26, 2001 10:27 PM
Subject: [CAD_CAM_EDM_DRO] test tools needed and how stiff?


> I have ordered the new acme screw from McMaster and Moglice to redo my
slopy
> nuts. I have more or less decided to get a Taig spindle to use on my
setup.
> I want to get started on the base, part of me says a couple layers of
> OSboard glued together will be fine, another part says idiot, you gotta
use
> like 3/4 inch plate steel. I would like some feed back on this and would
> using 2" black pipe to make an upside down U over the 6x12 Enco table be
> good enough? I was thinking of filling it with concret or something.
>
> I guess my problem is I can't really decide if its going to be a mill or
> router. The project started to be able to prototype PC boards, but it sure
> will be nice to make some metal parts. As I see it a mill will do both, a
> router won't.
>
>
> Another topic I am pondering is what tools I will need while setting all
> this up.
> A $10 test indicator and a $15 0-6 inch dial caliper cut it? What's the
real
> difference to the user in a $150 indicator and a $10 one?
>
>
>
>
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