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by flygfarkost
Sun Sep 27, 2015 6:20 am
Forum: Hardware
Topic: Top-down air pocket design?
Replies: 8
Views: 7036

Re: Top-down air pocket design?

Nice looking setup! I would like to see the diaphragm and how it is connected though :) ... For continuous printing, some kind of pressure control would be necessary in order to adjust the level of the resin. Also, the model would need to be created in such a way to prevent oxygen from becoming trap...
by flygfarkost
Sat Sep 26, 2015 6:18 pm
Forum: Hardware
Topic: Top-down air pocket design?
Replies: 8
Views: 7036

Re: Top-down air pocket design?

I have been printing on my top down successfully for quite a while now, I use a tensioned diaphragm to prevent menisci from forming and it works great. Interesting, do you have a photo of it? I see potential on your design. There are a few things to consider, like maintaining a constant pocket pres...
by flygfarkost
Fri Sep 25, 2015 4:31 am
Forum: Hardware
Topic: Top-down air pocket design?
Replies: 8
Views: 7036

Re: Top-down air pocket design?

Great idea! Then you can fill the pocket with low pressure oxygen and create a dead zone, made of resin that won't harden when exposed to UV light, focus your beam right under the surface and you'll have a continuous printing machine. Awesome addition! My original plan was to use the air pocket to ...
by flygfarkost
Thu Sep 24, 2015 7:13 am
Forum: Hardware
Topic: Top-down air pocket design?
Replies: 8
Views: 7036

Top-down air pocket design?

Hi everyone, I had an idea some time ago when thinking about resin printers, please take a look at the picture and description here: http://gustavolsson.com/ideas/2015/9/24/top-down-resin-3d-printer I've seen designs that use the bottom of a container in order to keep the surface of the resin flat a...
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