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Re: [OM] 3-D printing, was: New photos up

Subject: Re: [OM] 3-D printing, was: New photos up
From: "Jim Nichols" <jhnichols@xxxxxxxxxxxxx>
Date: Sun, 10 Mar 2013 00:33:38 -0600
Thanks, Ian.  I've been retired from the scientific world for more than 20 
years, so I have not had access to the recent progress in this area.  What 
you say does make a lot of sense if parts can be produced on demand, in 
space.

Jim Nichols
Tullahoma, TN USA
----- Original Message ----- 
From: "Ian Manners" <void@xxxxxxxxxx>
To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
Sent: Sunday, March 10, 2013 12:15 AM
Subject: Re: [OM] 3-D printing, was: New photos up


> Hi Jim,
>
>> I found small pieces of jewelry being made in stainless and silver.  But
>> these were fairly simple shapes.  I think it has a way to go yet, before
>> servicable devices can be produced.
>
> NASA have made a lot of parts from 3D printers, plastic, fabrics,
> and metal. The quality printers are a lot more expense, and the
> way they fuse the materials in a sand bed, or even using metal
> powder beds and lasers's they can build very complex shapes.
>
> This is also something they will be adding to any future manned
> missions as well, as a means to produce parts that need replacing.
>
> Complex shapes can still be done with plastics in the cheap 3D
> printers, depends on how much extra work you want to do, the
> expense of the materials, and the plastic's chosen for your
> materials. There is no reason many items cant be produced
> in sections which are then snapped together. Some of the more
> exotic plastic CAD files also require the odd bit of filing, or
> snapping off the plastic support structures that are used to
> hold the end product together in the air as it's being made.
>
> Car bumper's, knobs, all sorts of things are now being made
> with 3D printing for replacement parts for older model
> vehicles.
>
> With the metal 3D printers, you can create heavy duty gears
> that work once the none fused metal power is washed away.
>
> The metal printers though are not something you can at
> present simply hop on a website and buy for a couple of
> grand !
>
> Cheers
> Ian Manners
> Of nowhere in particular.
> -- 
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