--- In GrizHFMinimill@yahoogroups.com, "bbass408" <bbass408@...> wrote:
>
> That's a completely different animal. It's a 650lb unit and the head weighs over 200. And, it's got a actuating quill which is usually the only thing that moves when you're working with that one. Ours are really different and way wimpy in comparison. There's a yahoo group for your mill/drill -- commonly referred to as a "Rong Fu Clone":
> http://dir.groups.yahoo.com/group/mill_drill/?v=1&t=directory&ch=web&pub=groups&sec=dir&slk=12
>
> I always wanted one, but I didn't want to mess around with anything that big. It's a great mill. I think it's the mill of choice for the home gunsmithing crowd.
>
>
>
> --- In GrizHFMinimill@yahoogroups.com, "Oliver Fick" <ofick@> wrote:
> >
> > I'm of the opinion that we are not talking about similar mills. Would
> > someone take a look at Grizzly's site and the specs on the small mill-drill
> > and tell me if I'm off base discussing it in this group?
> >
> >
> >
> > _____
> >
> > From: GrizHFMinimill@yahoogroups.com [mailto:GrizHFMinimill@yahoogroups.com]
> > On Behalf Of SirJohnOfYork
> > Sent: Friday, January 20, 2012 4:29 PM
> > To: GrizHFMinimill@yahoogroups.com
> > Subject: Re: [GrizHFMinimill] Re: Counterweight Arrangement
> >
> >
> >
> >
> >
> > On 1/20/2012 5:49 PM, Oliver Fick wrote:
> >
> >
> >
> > The head itself weighs about 160 lbs so unless you have a mechanical
> > advantage with a pulley arrangement, this is what the joist would see.
> > Maybe I'm missing something?
> >
> > The HF 44991 X2 mini-mill
> > <http://www.harborfreight.com/two-speed-variable-bench-mill-drill-machine-44
> > 991.html> has a total shipping weight listed as 138 lbs. Mine came in a
> > wooden crate that I picked up a the store and brought home myself at what
> > felt to be about that weight. The X2 mill head weighs in roughly around 35 -
> > 40 lbs.
> >
> > Little Machine Shop's Air <http://lmscnc.com/2258> Spring Conversion Kit
> > (currently on sale for $34.95) advertises the air spring details as per this
> > sentence:
> > "This air spring has about 35 pounds of force. This is not enough to totally
> > support the head, but it is a heck of a lot more support than the torsion
> > arm provides."
> >
> > So assuming their estimate of 35 lbs of force is about correct, then the
> > head must be somewhat heavier than that, but not by a whole lot. I'd bet 40
> > lbs is a mighty close guess.
> >
> > Maybe someone with a bathroom scale will set their X2 mill head on it and
> > report back with what it weighs. In a perfect world, one member with an R8
> > spindle and another with an MT3 spindle would each do this, juts to see if
> > there is enough difference to matter. :-)
> >
> > I suspect a guesstimate of 160 lbs just for the head comes from someone
> > with a much larger milling machine, seeing as that is more than the entire
> > X2 mini-mill! :-) I do remember seeing a photo of a little X2 mini-mill
> > sitting comfortably on the X/Y table of a much larger milling machine, but I
> > don't remember where that was.... RH or something?
> >
> > Cheers,
> > John Z.
> >
> >
> >
> > _____
> >
> > size=1 width="100%" noshade color="#a0a0a0" align=center>
> >
> > No virus found in this message.
> > Checked by AVG - www.avg.com
> > Version: 2012.0.1901 / Virus Database: 2109/4755 - Release Date: 01/20/12
> >
>
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