Re: Help: Drilling precise holes

Dan,

I don't see the pictures, but I would sure like to. You can send them
to me off list at "jguenther@...".

Thanks

John Guenther

--- In CAD_CAM_EDM_DRO@y..., "Dan Mauch" <dmauch@s...> wrote:
> YES SRS meets every third Saturday of the month down at Renton
Technical
> College.
> Here are some pictures of my unit
> -----Original Message-----
> From: Dan <dansmsn@m...>
> To: CAD_CAM_EDM_DRO@y... <CAD_CAM_EDM_DRO@y...>
> Date: Thursday, May 03, 2001 9:26 AM
> Subject: Re: [CAD_CAM_EDM_DRO] Help: Drilling precise holes
>
>
> >Dan - are the plans for your unit available? I'd like to see how
you laid
> >things out in comparison with Roberts design.
> >
> >Re: Seattle Robotics Society - are they still meeting? I'd like to
get
> >involved and meet some local folks.
> >
> >I laid out and center punched the holes last night, no response
from the
> >list from a local to help me drill them, so I will try the
alternate
> methods
> >that folks suggested over the weekend.
> >
> >I need some advice, I want to move into machining aluminum
immediately and
> >Robert is going down the path of using a dremel as the mill head,
which
> >pretty much limits you to drilling circuit boards and light weight
plastic.
> >I intend on milling aluminum blocks that are no more than 6"x4"x4"
to start
> >with. What would list members suggest as far as a milling head?
I don't
> >mind spending the $$$ for the proper unit. Mail-order or internet
> >availability would be ideal.
> >
> >Thanks All!
> >-Dan
> >
> >----- Original Message -----
> >From: "Dan Mauch" <dmauch@s...>
> >To: <CAD_CAM_EDM_DRO@y...>
> >Sent: Tuesday, May 01, 2001 6:55 AM
> >Subject: Re: [CAD_CAM_EDM_DRO] Help: Drilling precise holes
> >
> >
> >> Bob Nansel has called me several times about his articles in Nuts
and
> >> olts( Bob Nansel and I met at the Seattle Robotic Society
meetings and
> >> stayed in contact after his move to Pennsylvania). He is
essentially
> >making
> >> a variation of one of my older works.
> >> The four holes for mounting the Enco X-Y mill/drill table are
not
> >critical.
> >> What you want to make sure of is that the position of the XY axis
can be
> >> located where you will have the maximum coverage from the Z axis.
I used
> >the
> >> XY table as the template and scribed the holes, then center
punch, pilot
> >> drilled then drill the holes. If your holes line up with the XY
table
> >when
> >> your done then you did fine.
> >> The ( he calls it the tower) Z axis was unclear in his article.
But what
> I
> >> did was to completely assembled the Z axis including the power
head. I
> >put
> >> a small bit into the power head and then positioned the Z axis
over the
> >> point where X=0 and Y=0 Then I scribed the holes for the Z axis
on the
> >base,
> >> center punch them, pilot drilled them then drilled the holes.
> >> Dan
> >>
> >>
> >>
> >> -----Original Message-----
> >> From: Dan <dansmsn@m...>
> >> To: CAD_CAM_EDM_DRO@y... <CAD_CAM_EDM_DRO@y...>
> >> Date: Monday, April 30, 2001 4:52 PM
> >> Subject: [CAD_CAM_EDM_DRO] Help: Drilling precise holes
> >>
> >>
> >> >I'm building a CNC machine based on the one Robert Nansel has
been
> >> outlining
> >> >in his monthly article in Nuts and Volts magazine, and I've come
across
> >an
> >> >issue.
> >> >
> >> >The base of this particular machine in my case is a chunk of
steel
> >channel
> >> >that is 12"x24"x4" and .5" thick. To mount the X and Y table as
well as
> >> the
> >> >upright that the Z axis bolts onto I need to drill a series of
holes
> >> through
> >> >the channel, of couse the channel is *far* too big to fit onto
my drill
> >> >press... is it possible to accuratly drill such holes by hand?
I'd
> >> >appreciate any hints.
> >> >
> >> >Thanks,
> >> >-Dan
> >> >
> >> >
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> >
> >Welcome to CAD_CAM_EDM_DRO@e...,an unmoderated list for the
> discussion of shop built systems, for CAD, CAM, EDM, and DRO.
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