Re: PCB Routing - Dremel

Hello,

It's a 3 dollar motor, from surplus sources... (but mine has lasted
well so far--about a month)

Ballendo

--- In CAD_CAM_EDM_DRO@yahoogroups.com, John Johnson <johnatl@m...>
wrote:

> That's a good price on the spindle. I wonder how long the motor

will

> last though?
>
> Regards,
> JJ
>
> On Tuesday, Feb 10, 2004, at 12:49 US/Eastern, Brian wrote:
>
> > 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@m...>
> > 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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wanliker@a...,

> > timg@k...
> >> Moderator: pentam@c... indigo_red@q... davemucha@j...
> > [Moderators]
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> >>
> >> OFF Topic POSTS: General Machining
> >> If you wish to post on unlimited OT subjects goto:
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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
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wanliker@a...,

> > timg@k...
> > Moderator: pentam@c... indigo_red@q... davemucha@j...
> > [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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> >
> >