Re: [CAD_CAM_EDM_DRO] Re: cheap edm tap buster?

On Sun, 11 Mar 2007 23:38:44 -0000, you wrote:

>Hi Steve, all,
>
>Any idea how the solenoid is activated ? what makes it vibrate ? and
>does it run at 60 hz or some multiple ? or is there some external
>occilator that drives it ?

Not sure - I'll have a look for you in daylight hours, but I'm certain
it's really simple.

>I have seen those larger tap busters on e-bay, but they run into the
>hundreds of pounds of metal, so the shipping would be horrible.

Mine weighs 30lbs

>A hose connected to an EDM that is once thru and washes out the chips
>is not as bad trying to recycle water with a pump.

Too true, works great for me.

My electrodes are generally brass tubing, the tap water dribbles through
them. They are soft soldered to "collets". - Hard to explain without
pictures :(

I'll take the covers off and post some pictures of the innards in the
next few days.

Steve Blackmore
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