John:
Aluminum tooling is still the correct way to go with the amount of parts you
require. 3D Keltool would work well also if you can get a good lead time
from 3D Systems. The 3D Keltool inserts may need post finishing depending on
you tolerance requirements.
Regards,
Jim Paravantes
http://trident-systems.com
E-Mail jim@Trident-Systems.com
-----Original Message-----
From: John Beilman <jbeilman@bausch.com>
To: rp-ml@bart.lpt.fi <rp-ml@bart.lpt.fi>
Date: Monday, January 05, 1998 4:08 PM
Subject: Rapid Tooling
>
> Any input on a suggested method of rapid tooling (inj. molds)that
> would satisfy the following needs would be appreciated. This tooling
> would be for sunglass frames. The lens grooves would be created by
> handloaded inserts.
> I have succesfully used aluminum tooling that has been CNC-ed but I
> would be interested in something with a shorter lead time. I do know
> about Keltool and Simeon Bojilov's powdered metal process.
>
> Rapid Tooling Requirements (in order of importance):
>
> -able to last for 1000 shots using Nylon
> -conducive to free-form parting lines (non-planar)
> -available in 5 weeks or less
> -able to have inserts, cores and ejector pins added easily
>
> All responses, suggestions will be appreciated
>
> John Beilman
> Product Development Eng.
> Mold Design
> Bausch & Lomb Eyewear
>
>
>
This archive was generated by hypermail 2.1.2 : Tue Jun 05 2001 - 22:44:41 EEST