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Questions tagged [stl]

For questions regarding `.stl` files and the STL file format.

1
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1answer
20 views

precise transformation using meshmixer

I am trying to do some edits on an STL file. I am trying to use meshmixer for this. I am essentially trying to move a hole in the following picture and widen the hole on the bottom of the part. I ...
1
vote
1answer
66 views

how to split a 40" model into 5 parts to print seperate

I currently have a model in fusion 360 of cylinders with the largest being 40" diameter in a specific pattern as seen below. My printer is a Ender-3x with the build plate dimensions of 8.7" x 8.7" x 9....
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2answers
100 views

OpenSCAD 2018 Command line

First, I'm using Linux Mint 18.3 (Sylvia). Until now, I've been using OpenSCAD with the GUI and never experienced issues. Now I try to start OpenSCAD from the command line, but it always opens an ...
1
vote
1answer
77 views

Boolean operation on two objects in Blender

I'm trying to draw a strange cup, with a kind of empty handle (actually, it's not a cup, but it looks like one). I need to print this object with a 3D printer, so I exported the model to 3D printing ...
3
votes
1answer
60 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 ...
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4answers
138 views

Need help to only print one small part

I'm in dire need to reprint a small chunk of a print that got messed up during print because the support for it broke which I cannot explain whatsoever. Anyway. I need to edit the STL file and I don'...
-1
votes
1answer
135 views

Is it possible to use Three.js to determine the wall thickness of an STL file? [closed]

I am using a node app that displays stls online & analyzes them. Is it possible to determine the minimum wall thickness of the stl just like 3D Hubs print analyzer does?
2
votes
1answer
50 views

How do I keep the .stl files from being resized while exporting?

I made a few models in Autodesk Inventor. When I tried to get them printed, the printer created a model smaller than the model I made in Inventor (270mm x 200mm). Is there a way to keep them from ...
1
vote
0answers
61 views

“plane Cut” on a curve

I have a cosplay prop that I am trying to cut up into pieces so I can print them out in different color filament eliminating the need for any painting (it's the Handle in Mercy's Caduceus Staff from ...
4
votes
2answers
249 views

What is the point of diminishing returns on the STL refinement level in Fusion 360 on an Ender 3?

When exporting an STL from Fusion 360, one must select an STL refinement level to use for calculating the maximum triangle count. For FDM printing (0.05mm and above layer heights), where is the ...
5
votes
3answers
550 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 ...
4
votes
2answers
2k 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 ...
3
votes
1answer
80 views

How can I tell if an STL model will need supports?

How can I detect if a generated STL model will need to be printed with supports? Context: I have a pipeline which parametrically generates OpenSCAD models, generates the STL, and sends them to the ...
1
vote
5answers
578 views

Subtract of two STL files in Slic3r software

I have a question about Slic3r software. I would like to subtract two parts. For example, I have an STL model, when I right click on the part, I can select Settings..., and in the Settings window, I ...
3
votes
3answers
2k views

How can I create PNG image files from STL files?

I need to add some simple image renders of STL files to a document. I currently open the STL files in Preview or one of the slicers and grab a screen shot. Is there an easier or automatic way to ...
5
votes
2answers
224 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
406 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 ...
4
votes
1answer
606 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 ...
5
votes
2answers
1k views

What is the difference between STL and OBJ files and which one should I use?

One of the CAD programs I use is called TinkerCAD, which lets you export your design in either STL or OBJ form. What is the difference between these two file types? And which one is better to use?
4
votes
1answer
57 views

.stl file is “not ready for printing”

I have this .stl file and I sent it to a company for printing, they claimed that the file is not ready for printing and is charging me more money for them to fix the error. What can I do to make the ...
2
votes
1answer
200 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 ...
3
votes
2answers
206 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 ...
7
votes
2answers
242 views

SVG to STL conversion to make symbols recognisable for visually impaired users

I work on communication devices for people with disabilities that prevent them from speaking. This can be anything from a board with symbols on, to a relatively sophisticated app. Some potential ...
5
votes
3answers
314 views

Outputting an STL file that contains multiple objects for import into Blender

I want to print a object that looks like a flat board with a set of matchbox-like lumps on top of it. I have written a script that outputs an STL file. To keep the script simple, it creates an object ...