Re: [CAD_CAM_EDM_DRO] Re: Motor vs. Servo

Hi Ballendo;

Now I'm getting confused again, (don't worry it isn't hard to do). :-)

So a table would slide _on_ ways, or _in_ ways? I've been thinking, "in", here
since I heard ways had to be covered to keep the crud out.

Bill

On Fri Dec 28 14:22:07 2001, ballendo, <ballendo@...> wrote:

>Bill,
>
>Jtfrimenko mis-stated something he prob'ly understands...
>
>It *should* read ...and is sliding on WAYS, which are adjusted for
>proper tightness and slide-ability by GIBS.
>
>Gibs are the adjustable part in a sliding dovetail or box way
>assembly. They allow the machine to be adjusted at manufacture, and
>after it wears. Gibs are usually metal or hi-tech plastic. Many are
>flat and adjust by screws which press them against the sliding
>surface. Others (like sherline and the import mill/drills) are a
>tapered parallelogram, and adjust by sliding into or out of a similar
>taper in the tool body/base/table.
>
>BTW, they are pronounced hard-g(like gorilla) Gib, as opposed to JIB,
>like the foresail of a boat or ship.
>
>Hope this helps.
>
>Ballendo
>
>--- In CAD_CAM_EDM_DRO@y..., Bill Vance <ccq@x> wrote:
><snip>
>> >A bridgeport table must weight several hundred pounds and is
>> >sliding on gibs.
>
>> What exactly are gibs, and what differentiates them from the
>various linear
>> bearings I see advertized all over the place?
>> Bill

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