| Ceramics DodBox [message #50571] Fri, 29 June 2012 06:37 UTC |
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The Ceramics DodBox arrived!
It's made of two identical parts that form a dodecahedron similar to the Truncated Sphere D12.
This is the bigger model I ever printed, and the walls are really thick!

Please check the video.
I am very pleased with it, in particular the ways the box can be closed. The colors are great too!
But I am wondering if I should remove the pegs and holes at the bottom:
- I though they would be big enough the allow the bottom to be glazed but this is not the case.
- they are used to stack the boxes, but I am unsure this is really useful.

Perhaps a flat bottom would be more aesthetical.
What do you think?
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So many things to design, so little time...
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| Re: Ceramics DodBox [message #50723 is a reply to message #50573 ] Mon, 02 July 2012 23:12 UTC |
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Hi Stijn,
>>I would recommend to really avoid these sharp edges in ceramics, it reduces the look and feel a lot.
Other than aesthetics (sorry to disappoint you on this), do you think
the models below will print /glaze/fire OK? How about lettering?; do you think it'll show on the printed piece?
Sake Cup #7
http://shpws.me/8D8l
Sake Finger Cup #7a
http://shpws.me/8HUs
Sake Finger Cup #7
http://shpws.me/8HSB
Thanks,
cascador
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| Re: Ceramics DodBox [message #50724 is a reply to message #50571 ] Mon, 02 July 2012 23:16 UTC |
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Very nice!
I think a flat glazed bottom will look better; but, will they do it?
cascador
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| Re: Ceramics DodBox [message #50731 is a reply to message #50724 ] Tue, 03 July 2012 05:53 UTC |
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Thanks Opresco, I know you like polyhedra too... 
If I make it flat, the bottom will remain unglazed. The reason why I added the pegs was to have all the bottom glazed except the pegs, but it failed: I guess the pegs were not high enough. The inside of the holes are glazed though. But I think i prefer having the bottom of the box unglazed and keep the original and simple shape.
To answer your questions, please check the Design Rules:
| Quote: | Min Detail:
for embossed details: keep width of detail greater than 2mm, or 36pt font (Arial)
for engraved text: keep width of detail greater than 3mm, or 60pt font (Arial)
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and
| Quote: | Tip #1: Rule of Thumb: If this structure was made of wet sand, would it break?
Just like Stainless Steel, there's a part in the process of making ceramics model where the model is fragile and brittle. It's basically like wet sand. So when building your structures, think--can my structure be made with wet sand?
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I don't know if your text is big enough to print, and I am afraid that your ring will not support the weight of the dodecahedron or at least will not easily stand vertically during the glazing phase...
It would be nice to give it a try but that's a pity Glazed Ceramics is so expensive: it is difficult to make prototypes in those conditions...
So many things to design, so little time...
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| Re: Ceramics DodBox [message #50753 is a reply to message #50731 ] Tue, 03 July 2012 16:25 UTC |
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Thanks Magic,
>>>I don't know if your text is big enough to print, and I am afraid that your ring will not support the weight of the dodecahedron or at least will not easily stand vertically during the glazing phase...
It would be nice to give it a try but that's a pity Glazed Ceramics is so expensive: it is difficult to make prototypes in those conditions..
I gave this a try (see link below), and the ring (4 mm at the thinnest) managed to support it).
Espresso & Sake Finger Cup
http://shpws.me/8fH4
I am using the same ring specs for the entire series of finger cups.
If /when I get them printed I'll post the results in "It Arrived".
Sake Finger Cup #7
http://shpws.me/8HSB
Thanks for directing me to Design Rules. But, as you very well know, without breaking them we'll end up with bulky, very expensive prototypes
[Updated on: Tue, 03 July 2012 17:36 UTC] cascador
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| Re: Ceramics DodBox [message #50785 is a reply to message #50753 ] Wed, 04 July 2012 05:54 UTC |
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Ahaha! For sure we need cascadors to take risks on the design side!
I confess I wouldn't have bet the ring could support the cup!
That's very surprising what 3D printing can do with Ceramics, as long as you believe it can be done...
What is the thickness of your Espresso & Sake Finger Cup?
PS: Great dice by the way.
So many things to design, so little time...
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| Re: Ceramics DodBox [message #51158 is a reply to message #50837 ] Wed, 11 July 2012 18:13 UTC |
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Next time I will probably try a smaller version (3mm thickness).
See this post for more information.
So many things to design, so little time...
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| Re: Ceramics DodBox [message #51198 is a reply to message #51158 ] Thu, 12 July 2012 00:13 UTC |
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“The only way to discover the limits of the possible
is to go beyond them into the impossible.”
Arthur C. Clarke
[Updated on: Thu, 12 July 2012 12:07 UTC] cascador
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