Re: [CAD_CAM_EDM_DRO] PCB Routing - Dremel

Hi, Paul Jones has carbide cutters for sale, and good spindles that dont
wabble like a dremmel. www.cnconabudget.com cul brian f.

----- Original Message -----
From: "John Johnson" <johnatl@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Tuesday, February 10, 2004 8:49 AM
Subject: Re: [CAD_CAM_EDM_DRO] PCB Routing - Dremel


> Dremel tools have ball bearings on the shaft which will withstand axial
> loads.
>
> For machining PCBs, you shouldn't have to worry about axial loads.
> Machining PCBs is much less load than Ol' Joe sharpening his lawnmower
> blade.
>
> If you can handle the tool before buying it, check for side-to-side
> play, as well as up-and-down play in the spindle. You will probably
> find the Dremel tools are excellent in this regard. If you're
> considering a Chinese import, however, I would check this carefully.
>
> One other note, the Moto-tool with the digital speed control sounds
> like it has feedback to maintain a certain speed, but if you read the
> manual, it says the speed will vary with the incoming voltage.
>
> What kind of bits are you using to cut the traces? I recently broke my
> 0.010" end mill (it still works for PCBs though :-)) and am looking for
> a replacement. I'm considering a 1/8" 60 deg cone shaped single flute
> carbide bit, and wondering if it will work.
>
> FYI, www.mscdirect.com has the aforementioned bit, as well as PCB
> drills with 1/8" shanks.
>
> Regards,
> JJ
>
> On Tuesday, Feb 10, 2004, at 04:51 US/Eastern, Peter Cruickshank wrote:
>
> > Hi;
> >
> > I recall seeing some threads regarding the choice of Dremel drill
> > for PCB routing, something about one (or more) of the models has
> > thrust bearing which would prolong it's life if you use it as a high
> > speed Router Spindle on a Sherline Mill - any ideas ???
> >
> > Didn't someone design a adaptor to attach a dremel to the sherline Z
> > axis ??
> >
> > Any help greatfully appreciated.
> >
> > CrankShaft.
> >
> >
> >
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[Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
sister site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM.
DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
> Yahoo! Groups Links
>
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>
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>