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Topic: Creating inward 45 degree angles???

Lets assume I have a plaque design with a outter and inner shape with the inner shape deeper into the plaque. Presently the only surfaces that connect the inner and outter shape is a vertical wall. I'd like it tilted inward toward the center of the plaque. How does one do that?

2

Re: Creating inward 45 degree angles???

In what program?  You didn't specify the 3D application you're using.

To print or, 3D print, that is the question...
SD3 printer w/too many mods,  Printrbot Simple Maker Ed.,  FormLabs Form 1+
AnyCubic Photon, Shining 3D EinScan-S & Atlas 3D scanners...
...and too much time on my hands.

3

Re: Creating inward 45 degree angles???

pirvan wrote:

In what program?  You didn't specify the 3D application you're using.

I use any free application I can get my hands on.

4

Re: Creating inward 45 degree angles???

Rocketman wrote:
pirvan wrote:

In what program?  You didn't specify the 3D application you're using.

I use any free application I can get my hands on.

That still does not help us help you. Each application has a different way to accomplish what you want. Such as Tinkercad. you would make a standard wall of X thickness around the top of your plaque then use a wedge assigned as a hole to remove part of the wall to create your inversion. Other programs may require you to shape the wall by adding material.

Printing since 2009 and still love it!
Anycubic 4MAX best $225 ever invested.
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5

Re: Creating inward 45 degree angles???

Each application has a different way to accomplish what you want

Exactly so.

You need to specify which application you want to use in order to get help doing something.

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6 (edited by pirvan 2015-06-09 19:55:09)

Re: Creating inward 45 degree angles???

Well, I don't know how you can do this with the free tools available, but I can tell you how to do it in Solidworks.

http://www.soliforum.com/misc.php?action=pun_attachment&item=8792

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To print or, 3D print, that is the question...
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AnyCubic Photon, Shining 3D EinScan-S & Atlas 3D scanners...
...and too much time on my hands.

7

Re: Creating inward 45 degree angles???

Gotta love those Chamfers!

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Thanks for All of Your Help!

8

Re: Creating inward 45 degree angles???

That's some fancy scrabble.

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9

Re: Creating inward 45 degree angles???

nice pirvan. smile

SD4 #1 & #2 - Lawsy carriages, E3D v6, Rumba controller board, mirror bed plate, X motor fan, upgraded PSU & Mica bed heater
SD4 #3 - in the works ~ Folgertech FT-5, rev 1
Printit Industries Beta Tester - Horizon H1

10

Re: Creating inward 45 degree angles???

I have free netfabb, inkscape, meshmixer, mesh lab, tinkercad.com, and sketchup on my computer. I'm not picky. Whichever does the best job. lol.

11

Re: Creating inward 45 degree angles???

Rocketman wrote:

I have free netfabb, inkscape, meshmixer, mesh lab, tinkercad.com, and sketchup on my computer. I'm not picky. Whichever does the best job. lol.

So can you make a sketch of the profile or what your describing. I use Tinkercad all the time but I am not sure I am picturing what you want.

Printing since 2009 and still love it!
Anycubic 4MAX best $225 ever invested.
Voxelabs Proxima SLA. 6 inch 2k Mono LCD.
Anycubic Predator, massive Delta machine. 450 x 370 print envelope.

12

Re: Creating inward 45 degree angles???

pirvan wrote:

Well, I don't know how you can do this with the free tools available, but I can tell you how to do it in Solidworks.

http://www.soliforum.com/misc.php?action=pun_attachment&item=8792

I think he is wanting the reverse of this, where the top is out further than the bottom.

Printing since 2009 and still love it!
Anycubic 4MAX best $225 ever invested.
Voxelabs Proxima SLA. 6 inch 2k Mono LCD.
Anycubic Predator, massive Delta machine. 450 x 370 print envelope.

13

Re: Creating inward 45 degree angles???

I figured out how to do the equivalent of the example above, in SketchUp. 

Regardless of ho the OP wants this to appear (inset, outset, whatever, the principles in the quick tutorial below still apply.

Click the images to download the higher resolution.

http://www.soliforum.com/misc.php?action=pun_attachment&item=8793

http://www.soliforum.com/misc.php?action=pun_attachment&item=8794

http://www.soliforum.com/misc.php?action=pun_attachment&item=8795

Post's attachments

Sketchup_FollowMe_001.jpg
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Sketchup_FollowMe_002.jpg
Sketchup_FollowMe_002.jpg 331.59 kb, file has never been downloaded. 

Sketchup_FollowMe_003.jpg
Sketchup_FollowMe_003.jpg 345.44 kb, file has never been downloaded. 

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To print or, 3D print, that is the question...
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AnyCubic Photon, Shining 3D EinScan-S & Atlas 3D scanners...
...and too much time on my hands.

14

Re: Creating inward 45 degree angles???

Informative as always Privan!  Learned something once again. Thanks.

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15

Re: Creating inward 45 degree angles???

The "S" image is the effect I'm after. Except my shape is a police badge which I'm assuming is more complex.

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Re: Creating inward 45 degree angles???

Rocketman wrote:

The "S" image is the effect I'm after. Except my shape is a police badge which I'm assuming is more complex.

the concepts outlined above by pirvan will still be applicable even on something more complex - will just take a bit more effort on your part.

Excellent work pirvan! I also learned something today. smile

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SD4 #3 - in the works ~ Folgertech FT-5, rev 1
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17

Re: Creating inward 45 degree angles???

How do I create embossed area inside the bigger area? I tried scaling down the larger object and centering it inside the larger version but it doesn't maintain equal distance from edge.

18

Re: Creating inward 45 degree angles???

Just as a side note, the FollowMe tool will use any profile you can imagine, not just a wedge, as long as:

1.  The profile intersects the surface it's supposed to reshape
2.  and there is room for it to actually create this shape.

You may find that on some, more intricate shapes and angles, will have a hard time getting the FollowMe tol to follow the path.  All I can say, keep trying, and adjust you profiles to suit.

To print or, 3D print, that is the question...
SD3 printer w/too many mods,  Printrbot Simple Maker Ed.,  FormLabs Form 1+
AnyCubic Photon, Shining 3D EinScan-S & Atlas 3D scanners...
...and too much time on my hands.

19

Re: Creating inward 45 degree angles???

pirvan wrote:

Just as a side note, the FollowMe tool will use any profile you can imagine, not just a wedge, as long as:

1.  The profile intersects the surface it's supposed to reshape
2.  and there is room for it to actually create this shape.

You may find that on some, more intricate shapes and angles, will have a hard time getting the FollowMe tol to follow the path.  All I can say, keep trying, and adjust you profiles to suit.

What is meant by "profile"? The badge shape is traced on inkscape. Flat on top and bottom but many angles around the outside. Do I need to explode the object before doing anything?

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Re: Creating inward 45 degree angles???

The profile, is the shape of the bevel.  In this case, it's a simple triangle (in red).

http://www.soliforum.com/misc.php?action=pun_attachment&item=8802

Explode is only for text.  It converts the text to an editable sketch.  What ever you already have drawn is a sketch.

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FollowMe_profile.jpg
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AnyCubic Photon, Shining 3D EinScan-S & Atlas 3D scanners...
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21 (edited by Rocketman 2015-06-10 23:11:32)

Re: Creating inward 45 degree angles???

http://soliforum.com/i/?Q56hFQd.jpg

http://soliforum.com/i/?IH2uqcd.jpg

This is the badge I am working with, and clearly reducing the badge size inside doesn't work well. I can only imagine I would need to take all edges and create a kind of cone going up to a single point and removing a slice from that to create that modified mini badge to extrude from inside the larger one.

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Re: Creating inward 45 degree angles???

Is this something you drew yourself in a 3D modeling program (eg. Sketchup), or is this something you found on line, and are trying to modify?

What format is that model?  STL, SKP, OBJ, ?

To print or, 3D print, that is the question...
SD3 printer w/too many mods,  Printrbot Simple Maker Ed.,  FormLabs Form 1+
AnyCubic Photon, Shining 3D EinScan-S & Atlas 3D scanners...
...and too much time on my hands.

23

Re: Creating inward 45 degree angles???

If it is an STL you could actually make a copy of it in Tinkercad. Just turn it into a hole. Then create a block the same width, height, and depth as the badge. Move the hole into the block, then make the holes solid, the block a hole, and group it. You will then have a copy of the badge.

Printing since 2009 and still love it!
Anycubic 4MAX best $225 ever invested.
Voxelabs Proxima SLA. 6 inch 2k Mono LCD.
Anycubic Predator, massive Delta machine. 450 x 370 print envelope.

24

Re: Creating inward 45 degree angles???

What does it mean to create a hole? I am not that familar yet with tinkercad other than it being the only software I could find to add depth to 2D tracing done with inkscape using its native file format. I converted to stl from tinkercad.

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Re: Creating inward 45 degree angles???

Rocketman wrote:

What does it mean to create a hole? I am not that familar yet with tinkercad other than it being the only software I could find to add depth to 2D tracing done with inkscape using its native file format. I converted to stl from tinkercad.


With Tinkercad you select a shape, then you select the color which also makes it solid and adds to your project with that shape. Or you can select a shape and call it a hole instead of a color and it then takes away from your object with that shape once you group it as part of your object.

For example you select a cube. By default that cube is 20 x 20 x 20 and solid. you place it in the center of your work space.
Now select another cube but resize this cube as 16 x 16 x 16 and raise it 2mm off the workspace. No instead of selecting a color make it a hole. Then move it to the center of your 20mm cube select the group, click group and now your 20mm cube will be hollow with 2mm walls.

Tinkercad is actually very easy. It is based on additive objects or subtractive objects. You put objects where you want then group and it take the individual objects and makes them one solid object.

Printing since 2009 and still love it!
Anycubic 4MAX best $225 ever invested.
Voxelabs Proxima SLA. 6 inch 2k Mono LCD.
Anycubic Predator, massive Delta machine. 450 x 370 print envelope.