Help with a carved panel

Help with a carved panel

Anonymous
Not applicable
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Message 1 of 8

Help with a carved panel

Anonymous
Not applicable

I've been using AutoCAD for over 10 years and now that I'm trying to use Fusion I feel like a complete beginner again. I need help designing a panel similar to what is in the attached picture.Screenshot_20171125-082202.png

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Message 2 of 8

TrippyLighting
Consultant
Consultant

Here's a screencast and model to get you started:

 

 


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Message 3 of 8

Anonymous
Not applicable
That is imensely helpful
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Message 4 of 8

lichtzeichenanlage
Advisor
Advisor

I like to learn, so I watched your screencast to see how you would solve this task. I was wondering why you haven't patched the first bow and than "circular patterned" it. Conveniently you have attached your project and I tried it. Patch worked, pattern worked but I wasn't able to loft the top between the bows. Now my question is ... Why?

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Message 5 of 8

davebYYPCU
Consultant
Consultant

Top surface is not a Loft, but a Patch.

Message 6 of 8

TrippyLighting
Consultant
Consultant

@lichtzeichenanlage wrote:

I like to learn, so I watched your screencast to see how you would solve this task. I was wondering why you haven't patched the first bow and than "circular patterned" it. Conveniently you have attached your project and I tried it. Patch worked, pattern worked but I wasn't able to loft the top between the bows. Now my question is ... Why?



@lichtzeichenanlage

There's no particular reason whyI did not use a circular pattern for that side patch.

I could have applied a circular pattern and when I did a trial run before the screencast I did actually pattern it. But afterwords is occurred to me that if the object has a diamond shape rather than being rectangular that would not work.

 

@lichtzeichenanlage @davebYYPCU

Dave is correct that the domed surface is actually a patch not a loft. I was being lazy 😉

In the screencast you can see that when stitching the tolerance is set to 0.02 mm. If you try to stitch this at 0.01 mm it will fail and show mismatched edges at 1 or 2 of the upper edges. I bet that does not happen if that surface is lofted as the loft command loft provides much cleaner surfaces.

 


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Message 7 of 8

lichtzeichenanlage
Advisor
Advisor

@TrippyLighting: Thanks so much for the explanation. 

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Message 8 of 8

TrippyLighting
Consultant
Consultant

I thought I'd try to create the dome surface with a loft.

As stated previously using a patch I had to increase the tolerance in the stitching dialogue to 0.02mm for it to stitch properly.

When using a loft instead I was able to set the tolerance to 0.0002 mm!

 

So a loft is clearly creating a better surface than a patch. I generally try to avoid patches for large mostly curved surfaces and only use it on flat surfaces.


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