Questions tagged [3d-models]
Use this tag for questions about 3D models.
-3
votes
1answer
32 views
What is the easiest program to make models in that does not violate your intellectual property? [on hold]
I have tried blender but it is so complicated. Are there any simpler programs to make models in? Preferably ones that can be downloaded. By using Tinkercad for example....you are grant them the rights ...
0
votes
1answer
62 views
Font suitable for 3D printing
I am looking for a font, which is connected and has a good line width (so that it can be 3D printed). Something like in the image below:
Something like in the image above would be great, but I don't ...
0
votes
2answers
29 views
How to build a CTscan into a printable 3D model?
I have a set of 2d pictures from a CT-scan.
How can I convert them into a 3d model for 3D printing? An example looks like this:
3
votes
1answer
31 views
How can I decrease the thickness of a wall in an STL file?
There seem to be a lot of search results answering the question of how to increase wall thickness, but how can I decrease wall thickness? I have an STL model of a mechanical keyboard key where the ...
3
votes
1answer
56 views
I want to print an image of a network in 3D — what's the best way to convert it?
Suppose I have an image like this below that I want to print in 3D. What would be the best format to convert it in?
3
votes
3answers
89 views
How can I get a 3D model from a bunch of 2D photos?
I am a physics graduate student and I want to create some 3D models for my crystal samples. We have an X-ray diffractometer in our lab. It comes with a goniometer inside it, so basically I can take as ...
2
votes
1answer
45 views
Weird surface thing
I have a 3D printer at home, the Colido Compact, and for some reason when I 3D print big flat surfaces a really weird thing happens. I'm using some PLA from Colido too I think
It almost seems as if ...
1
vote
0answers
26 views
Steps to setup a new 3D Printer
I hope it doesn't get closed since my question is widely open:
I got recently a Geeetech Prusa i3 Pro B as a DIY kit, the assembly took a lot of time since the package did not include a building ...
2
votes
1answer
61 views
Can I use a 2D photo to get a 3D printing model? [closed]
Can I use a 2D photo to get a 3D printing model that gives a good result?
3
votes
1answer
48 views
Problems with STL model in Ultimaker Cura
I want to print a piece of fruit modeled in Blender. It is an STL file.
Please note that I am an absolute beginner at 3D printing models.
What do these red zones mean? What is wrong about the mesh ...
2
votes
2answers
106 views
Hollow wing for rc plane
I am trying to print a wing for a rc plane with my 3D printer. In order to make the wing as light as possible I need to hollow it (and afterwards put some stable structure there). I've tried the ...
4
votes
0answers
58 views
How to print an item the size and thickness of a laptop display? [duplicate]
I want to print a case for a laptop display that I plan to turn into a second display. I have the Ender 3 printer, with a print area smaller than the case's size.
...
-1
votes
3answers
135 views
What is the best way to print a coin with depth map? [closed]
If I have an image like the one attached, what’s the best way to create an accurate depth map of it? I have photoshop CC and 3ds Max, but I don’t know what settings work best with Slic3r. There is a ...
5
votes
3answers
464 views
Strange walls/faces when importing self made model from Blender to Cura 3
I wanted to create a coin stacking device similar to this one:
https://www.thingiverse.com/thing:499177
But I wanted to only 3 coins, 5c, 2c, and 1c. Unfortunately the STL came in pretty messy after ...
2
votes
2answers
73 views
Using multiple infill types within one model [duplicate]
When modelling for 3D printing, can I distinguish somehow the type of infill in various areas of the model? Say there may be some areas in the model where I want 100% infill (maximum strength) but ...
1
vote
1answer
49 views
Resources for making 3d scans of electrically conductive materials?
I would like to make a 3d scanner for accurately modeling very small metal parts.
I figured I might be able to take advantage of the fact that metal conducts electricity, and avoid using light. This ...
5
votes
3answers
276 views
Route to transform 2d image (depth map) into a curved bracelet (and STL file)?
I've got a bracelet concept that I've sketched up as a flat design. I'm trying to found a route by which I can extrude this into a 3d object (depth map?), curve it into a bracelet, then ultimately ...
1
vote
2answers
92 views
Recommend simple software to create calibration print for table leveling [closed]
I've just bought Anycubic i3 Mega printer and trying to level it.
So far I've printed test object and 2 others but looks like there are problems with leveling.
I want to make image of 5 small one ...
8
votes
3answers
120 views
How to determine shell thickness for parts?
Let's say you're printing a container or some other object with no infill. What's a good rule of thumb for how thick to make the outside? I'm looking for something along the lines of millimeters thick ...
8
votes
6answers
175 views
What kinds of gaps/tolerances should I use when designing pieces that fit together?
Let's say I'm modeling a simple box with a lid. Just as an example, we'll say the outer edge along the top of the box is 50mm x 50mm. With 3D modeling software, it's easy to build a lid for this box ...
3
votes
2answers
772 views
Split/edit part in FreeCAD?
I'm trying to modify some parts on this thing. I'm kind of new to dealing with the modeling aspects of this.
I am attempting to widen the part essentially 3mm. This would involve modifying the chain ...
1
vote
1answer
85 views
Why does MakerBot software shows holes in the wall of a 3d model?
I made a simple extrude on a sketch in Fusion 360:
But what MakerBot software shows me in the preview is
Can someone explain how to make it print a smooth wall? Mesh of the model also seems to be ...
6
votes
1answer
103 views
Easy way to refine a 3D-model for 3D printing by removing internal geometry
I have been given a proprietary 3D file of a real world item from an item manufacturer with the obligations not to hand it out to anyone to produce a print in a low single digit percentge scale of the ...
3
votes
1answer
71 views
Linking the 3D printing path coordinates to CAD for modelling
I was reading this research paper titled Sub-modeling Finite Element Analysis of 3D Printed Structures. In this, firstly, the author is trying to create a sketch for Engineering analysis using the 3D ...
3
votes
1answer
74 views
Subdivision surface for STL files
How much should I subdivide a surface in preparation for 3D printing?
For computer graphics, I know that I need to balance the smoothness and the rendering time, but for printing, I'd like it to be ...
5
votes
1answer
126 views
How can I generate and export the support structure for an object as a mesh?
I want to render a visual of an mesh I created with a real support structure that a 3d printer would print. I haven't had any luck in finding a way to do this. Is there a program (ideally free) that ...
7
votes
1answer
145 views
Extruding a (wall?) in Fusion 360?
I have a model that has walls with a volume of 0.00mm that I want to extrude so I can 3D Print it.
I was unable to convert it into a normal body in order to extrude it.
In addition I was unable to ...
5
votes
1answer
155 views
OpenSCAD library for empty space/holes
I am working on a design in OpenSCAD, and need (would want) two things that seem tedious to hand-code:
A pattern of holes in a wall, for less weight/material. Could be round holes or some geometric ...
5
votes
3answers
95 views
Getting precise measurement of a complex rod
I'm trying to build a headrest for my Sayl office chair. For that, I'm designing a 3d-printed part that's going to fit on one of the existing rods of the chair.
Check out this picture:
How would you ...
5
votes
2answers
155 views
How do I create a STL file from a 2 dimensional grid of data
Given a large set of data, I was able to create a 3D graph in Microsoft Excel. How can I create a STL file similar to this graph to create a physical model of this graph?
2
votes
2answers
254 views
Black surface in Meshmixer
I was working on a model today and I need to make the black surface into a normal surface so that the ship's cockpit is solid. I am unable to select the black surface. I tried using the flip normals ...
5
votes
2answers
104 views
Printing a building from its laser scanned exterior point cloud
I have a very dense point cloud (billions of points) of the exterior of a building obtained by laser scanning it with a Leica head.
I successfully subsampled it down to around 500,000 and I'm trying ...
5
votes
2answers
95 views
How do you program a 3D printer?
I'm thinking about building my own 3D printer/Laser Engraver/CNC. Since all use a standard Cartesian axis I wanted to be able to swap out tool heads depending on the purpose. I have everything thought ...
4
votes
1answer
339 views
How do I compute the surface & volume of a large amount of STL files?
Please, how do I compute the surface & volume of a large amount of STL files ?
I have over 3000 STL files, and I want to know their respective volumes and surfaces. I will use this data to be ...
2
votes
3answers
263 views
Connecting disconnected pieces in Fusion360 Stencil. Sketch entire model then extrude
I am trying to make stencils of Japanese Kanji characters with my 3D Printer.
I am very new to Autodesk Fusion360 so I am running into some barriers:
I am having trouble sketching a rectangle and ...
3
votes
1answer
141 views
Print quality problem with M3D FDM printer
My model looks like this, does anyone know what's going wrong?
I'm thinking that if the small object looks like that, it's probably because of the slicer? And how about the bottom part of the cube... ...
1
vote
1answer
75 views
Is there any public and reasonably accurate 3D scan from a Cray-2 computer? [closed]
I'm thinking about building a Cray-2 inspired cluster. I'm concerned about the exterior housing modules, proportions and panels.
Has anyone done a good 3D scan of one?
2
votes
1answer
139 views
How can I rotate a 3D model to be parallel with the build plate?
I have an STL that has a flat surface which should contact the build place when 3D printing. The model has an unknown rotation. How can I rotate the 3D model to be flush with the build plate?
I am ...
2
votes
2answers
72 views
3d printing of which plastic out of polyurethane, e-glass, and PTFE is easiest?
I am looking for a plastic which is transparent to radio waves. I want to place my transmitter in a cylinder. That cylinder would be placed in a big RC plane ( whose body is made up of cardboard). I ...
1
vote
2answers
490 views
How can I read this 3mf-File
So I am trying to get the XSD-Schema from this object. When I open the File I just get something like this code (snippet):
...
3
votes
2answers
155 views
How to modify 3D model of body?
I'm relatively new in the field of 3D printing and design. By now I've created and printed some technical objects with TinkerCAD, but now I've a task, which I don't know how to solve.
I have the ...
4
votes
2answers
86 views
Oversized pieces
After a long time tweaking my new 3D printer I solved all the unexpected errors and I can print succesful pieces but I am facing a "problem", they are over sized, I found this problem trying to print ...
2
votes
2answers
244 views
how to get infill on self created stl via onshapes
I created my model in onshape then exported it to stl file then imported it to simplify 3d to convert to gcode.
However my model didn't go any in fill, it just continue to print layer after layer in ...
2
votes
2answers
175 views
OpenSCAD to Flashprint ruins model based on number of fragments
I'm trying to print a cylinder with Flashprint. Problem is, that the .stl file i created (with OpenSCAD) is totally ruined once loaded into Flashprint. With ruined I mean the round outline is now with ...
3
votes
1answer
88 views
How to draw cube with cone (Dreidel like), using Onshape?
I want to draw a cube with cone using Onshape.
I need the cone to "shave" the corners of the cube, till it gets to the middle point.
This is diagram I made:
What is the best way to do it?
4
votes
1answer
890 views
How to design a worm-gear in FreeCAD?
I want to print worm gears for my robot arm. I would like to design it in FreeCAD. Normally, I would use involute gear for regular gears. However, this tool cannot be used for worm gears. I can't find ...
1
vote
2answers
147 views
Fusion 360 M3D Slicer
I have created a design with fusion 360. I tried to print it with my M3D Pro printer but it seems the designs have a flaw.
If I try to print the bottom part, the second layer is wrong. It seems to ...
1
vote
1answer
65 views
Model stuck on base
I've printed the same model at least twice and both times it was impossible to separate from the base material it was printed on.
I'm using a QIDITECH dual extruder, when I start the print it uses ...
2
votes
2answers
716 views
Empty space in model is getting filled
I drew a fairly simple model in Google SketchUp. I exported it as an STL. I imported it into Cura and exported as gcode. Then I printed the model.
All of the bottom layers of the model cover the ...
5
votes
2answers
3k views
How to make walls thicker using meshmixer or meshlab
I have been working at converting game files into 3d files that can be printed, but many of the models have very thin or walls. I was wondering if there was a way to increase the thickness of the ...
