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Full Version: Considering buying MOI to do this

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From: Bruno (ZOOROPA)
21 Dec 2017   [#67] In reply to [#66]
Hi Karsten.

This project? mMM Rubik cube ? mmm nope. Its furniture that I want to cnc.

I will try with your script. The strange thing is ...I am not understanding how am I getting naked edges...when I am using the rials and profiles of intersections...

I am not imagining how a sweep can leave gaps...if i am sharing the rials (???)
\

Anyway when you say they are not well connected...is this affecting the fillet or exporting...or both.
From: Michael Gibson
21 Dec 2017   [#68] In reply to [#65]
Hi Bruno,

re:
> I also wanted to know if its possible to visualize the 'isocurves' of the model
> in MOI, so I can avoid jumping in to Rh.

Sorry no there isn't any way for an isocurve display in MoI. Is there a reason why you're concerned about the isocurve structure in particular? It tends to be better to focus on whether a surface has a good shape or not. The density of the isocurve display in Rhino has to do with a low level NURBS detail of how many "knots" the surface has. It's not particularly something that is necessary to worry about compared to issues like shaping and accuracy.

Typically all an isocurve display tends to do is get in the way of seeing the surface shape more clearly, that's why it's not implemented in MoI.


> Also I wanted to know if there is any tutorial regarding how to export efficiently
> to MODO or other polygonal software.

Usually it's best to crank the slider more towards the right rather than towards the left as you're showing there, and then sometimes it can also help to use "Divide larger than" as you have done there. Also usually I'd recommend having "Weld vertices along edges" to be turned on.

Also for Modo .lwo is usually the preferred export format, for other polygonal software it's usually .obj format.

- Michael
From: Karsten (KMRQUS)
22 Dec 2017   [#69] In reply to [#67]
Hello Bruno,

attached is a file with the generating curves, I have used. The magenta curves was used to place the profiles. After placing them, I made a copy and joined them together again. The joined curves I rebuild -> select them all - press the tab key and type rebuild - standard tolerance 0,01. After that I've used two of them as rails for each sweep. If you can't join the results together, there is a trick. Select them all and scale them down by a scale factor of 0,01. After that press join without to deselect. After that scale them up with scale factor 100. So you get back your surfaces joint. The scale down lowers the gap between the surfaces under the threshold of what MoI accept as coincident means 0,005 units!? The connection information will not be lost while scaling up back. Have a look if the method used here works for you, if not I can't help.


Have a nice day
Karsten

Image Attachments:
cube.png 


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