Re: [CAD_CAM_EDM_DRO] CNC Router Head/Motor???

Cool machine.... I'm looking to be able to mill a slab of pancaked wood of
about 36x24x8 some of the slopes could be close to 90 degrees. What type of
router are you using that has the 1/2" bit. Sounds like what I'm looking
for. Thanks!

----- Original Message -----
From: "Carl Mikkelsen" <cmm@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Monday, February 24, 2003 9:16 PM
Subject: Re: [CAD_CAM_EDM_DRO] CNC Router Head/Motor???


> For my current Stewart Platform mill/routing machine, I'm using the Porter
> Cable ~1/2 HP laminate trimmer. It works well with 1/4" diameter
> bits. The next machine uses the 3.25 HP variable speed router, which
> accepts a 1/2" diameter bit. Getting 6" of z-axis movement isn't a
problem,
> and the tool can be tipped (roll and pitch) to get into some difficult
places.
>
> How large are the pieces?
>
> -- Carl
> cmm@...
> http://www.foxkid.net/cmm/platform/project-notebook.html
>
>
> 04:06 PM 2/24/2003 -0600, you wrote:
> >I must not have explained myself very well as usual. I'm not looking to
> >cut 6" with a .25 diameter tool. I'm looking to cut 6" with ??? tool? I
am
> >asking what type of machine head can I buy that will allow me to cut at
> >depths of 6~8" like see at this site
> >http://www.corpcomp.com/weeks1/mb/mb.html Looks like I will need some
type
> >of mill had or something with a morse taper or r8 Spindle that will allow
me
> >to chuck a bigger bit. I've almost thought of using this:
> >http://www.harborfreight.com/cpi/ctaf/Displayitem.taf?itemnumber=37505
and
> >stripping it down but it doesn't have a spindle that I can work with, I
> >think.
> >
> >Thanks
> >
> >
> >----- Original Message -----
> >From: <Yesamazza@...>
> >To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> >Sent: Monday, February 24, 2003 2:45 PM
> >Subject: [CAD_CAM_EDM_DRO] CNC Router Head/Motor???
> >
> >
> > > I would recommend using a 1" dia through hole spindle and using
a
> > > precision 1" dia collet extension. This will allow you to adjust the
> > > extention up and down for min clearance and maximum rigidity. Data
flute
> > > makes carbide endmills with short flute lengths and long relieved
shanks
> >$$$
> > > but work about the best form my experience. The outside dia. of the
> > > extension is a fine ground finish suitable for sleeving to a bearing
and
> >most
> > > extensions are hollow so you can adjust the tool in and out too.
> >Extensions
> > > are used a lot in the Aerospace industry due to limited space a deep
> >reaches
> > > in castings ect. I have never cut 6" with a .250 dia tool and would
> > > recommend avoiding that kind of tool length if at all possible I have
cut
> > > alum with a 3.0"x .25 dia tool over 6" with a 1" dia extension and it
> >worked.
> > > Thats my 2 cents hope it is of some help.
>
>
>
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