Re: Low cost RP concept model making device

From: Robert Crangle (rcltd@nckcn.com)
Date: Sat Jun 20 1998 - 23:38:35 EEST


Michael, why not use LOM for your scale-up? It wouldn't be hard to join a
few 2030H - produced sections into a six-foot high sculpture before your
final finishing.

Bob Crangle
Rose & Crangle, Ltd.
102 E. Lincoln Street
Lincoln, KS 67455-0285
785 524 3130 (fax - 3436)

----------
> From: michael rees <zedand00@sound.net>
> To: Delft Spline Systems <info@spline.nl>; rp-ml@bart.lpt.fi
> Subject: Re: Low cost RP concept model making device
> Date: Friday, June 19, 1998 6:35 PM
>
> > My own contribution:
> >
> > These four are indeed the currently available concept modellers based
on
> > LMT (Layered Manufacturing Technique). The Modelmaker stands apart
here,
> > as is is primarily accurate, and not fast. Your requirement for both
rapid and
> > accurate will be difficult to achieve).
> >
> > Please do also consider using CNC based RP systems for concept
> > modelling. These are cheaper by far, and offer a free choice between
> > speed and accuracy. Which type is better (LMT or CNC) depends on the
> > type of model that you need: LMT is best for small, geometry with many
> > inner details (thin walled), CNC is best for styling block models
(solid).
> >
> > Best Regards,
> >
> > Lex Lennings.
>
> Dear lex and list,
>
> I have studied 3 axis-5 axis machining searching for this less expensive
> way to accomplish what you describe. I have not found that for my
> application (highly convoluted and complex sculpture) that machining is
> cheaper or faster. A couple of 5 axis job shops have even recommended
> that I build my parts with SLA (can you imagine what a 6' sla sculpture
> would cost? ouch.) I am quickly coming to the conclusion that in terms
> of ease of use, precision, and speed there are no processes that I am
> aware of that can touch rapid prototyping. (cost for parts that fit the
> build envelope aren't bad either).
>
> Now, my major issues are size. As I look to scale these parts from 24"
> to 72", the cost looks prohibitive. I'm wondering when a company such as
> z corp will go to a larger build envelope.
>
> best,
> --
> michael rees SCULPTOR http://www.sound.net/~zedand00/
> 1212 w 8th St. Bldg B #2, 816 753 3020 voice zedand00@sound.net
> KC, Mo 64101 816 753 1542 fax
>
> For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/

For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/



This archive was generated by hypermail 2.1.2 : Tue Jun 05 2001 - 22:46:01 EEST