Questions tagged [stl]

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

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Convert 3D file format [closed]

I don't have much space on my PC. Is there an online conversion tool for .stl that works? I had tried many but they crash every time. Maybe my file is too large.
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0 votes
0 answers
8 views

Generate multi-material 3MF and then G-code file from STLs command line

Now I generate G-code separately for each material and then concatenated it. For example to print "bone" inside soft plastic: material 1 layers 1-3 material 2 layers 2-5 material 1 layers 3-...
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1 vote
2 answers
58 views

Any way to print all the layers of a 3D (STL)?

I'm looking for a way to slice up a 3D model and then get the profiles of each individual layer. I need to 2D print the different layers (with the layer height that I define) for a Styrofoam craft. ...
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1 vote
1 answer
64 views

Obtaining a smooth solid .stl from voxel data

I have a (preferably in matlab) 3D array of Booleans describing a voxel structure. I want to turn this into an .stl file but I don't want the final result to have the jagged cubes. I have tried ...
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1 vote
1 answer
39 views

Converting .print file to STL

Hi I am trying to obtain the STL for the automatically generated support structure for a part that has been 3D printed, is there any way of doing this from the GrabCAD .print file? Or any work-arounds?...
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0 votes
1 answer
62 views

Meshmixer or Blender thickness feature

I ran the thickness gave these errors. Now what should I do to fix the errors with Blender or Meshmixer? Blender thickness analysis: ! With meahmixer: enter image description here
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0 votes
2 answers
38 views

3D printing using only binary tensors representing parts

I need to 3D print several composites. The constituent materials are photopolymer resins. The composites are very similar to a Rubik's cube. Considering it that way, each voxel (every small piece of ...
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2 votes
1 answer
322 views

3mf circles are printing as polygons

When I'm using a .3mf file from Fusion 360 the circles are coming out as polygonal shapes that are very easy to see. When using a .stl file from Fusion 360 the circles are near perfect the polygons ...
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3 votes
1 answer
347 views

STL files and physical dimensions of a 3D printed object

I understand that an STL file contains all the coordinates of all the vertices of all triangles that a surface may be subdivided into. But it does not contain the physical dimensions of the model. ...
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1 vote
0 answers
102 views

How to 3D view an OBJ or STL object given its URL?

I have OBJ and STL files generated by reality capture software and stored on a website. I'd like to send our users web links that will take them to a 3D object web viewer loaded with the corresponding ...
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4 votes
1 answer
130 views

How to stop Fusion 360 from creating a new version on STL export

Everytime I export to STL in Fusion 360, a new Version (V1, V2, V3, V4, ...) of the file is created. But I would really like to use that feature to mark bigger changes instead of creating a new ...
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4 votes
1 answer
124 views

Do all slicers handle multi object .STL files correctly for multi color printing?

I only have experience with PrusaSlicer, where if I have one .STL file containing multiple volumes, I can click a Split to parts button to then be able to change ...
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2 votes
0 answers
201 views

Converting .par files to STL

I am using SolidEdge to create 3D models in .par files and right now I have over 30 files and I need to create STL files to print them in 3D printer using GrabCad Is there a way to convert all those ...
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3 votes
2 answers
537 views

Building a program to convert LiDAR data directly to an STL or directly to G-code

Some people have figured out how to take raw LiDAR data and after going through multiple steps (using LAS tools, converting to digital elevation model (DEM), converting to an STL) getting an STL file ...
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4 votes
1 answer
116 views

Why is this central area of the STL being filled in?

We've been doing some work automatically generating STL files using Python. We've made a ring of cubes like so: Importing it into Cura still makes it look valid, with a hole in the center: However, ...
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2 votes
1 answer
822 views

Still getting "no layers detected" after repairing model in PrusaSlicer console

I tried to slice an stl file using the PrusaSlicer console and I got the ...
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3 votes
4 answers
522 views

Cura messes up my print. How can I make it print what I see in Blender?

I'm using Cura and it removes my holes and deletes sections of the print and disconnects parts. In Blender it looks as it should be, as I designed it. I know there are a few mishaps inside (not ...
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4 votes
1 answer
3k views

File too big to open in Tinkercad. How can I shrink it?

I need to shrink an STL file below the 25 MB threshold, so I can open it in TinkerCad. I don't care about quality, I just need it shrunk. How can I do this?
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1 answer
42 views

Looking for this stl design for a cellphone clamp

I've searched, and surprisingly I am not able to find this design on Thingiverse: Where can I find this 3d model?
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1 vote
1 answer
308 views

How to edit STL model files

The slicer included with my printers (ChituBox) has no STL editing capabilities. How to edit STL models?
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2 votes
0 answers
1k views

Scaling mechanism in Creality Slicer 1.2.3 for super small/large STL

I am having a tough time to understand scaling out and in STD files loaded into the Creality Slicer 1.2.3. For instance an STL like this: ...
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  • 121
1 vote
3 answers
324 views

Sketchup Free STL import in FreeCAD not working with Fasteners Workbench

Hoping to get some help with something I'm trying to accomplish. Unfortunately, due to my being a noob with 3D modeling in general, I'm coming here for hopefully more direct help. ...
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3 votes
1 answer
49 views

Face where there should be no face

When importing this .stl file in Creality Slicer another face appears in the middle when viewed in layered view. This face is not visible in my 3d modeling software Blender. I tried cleaning up the ...
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2 votes
1 answer
137 views

How can I include seperate Slicing Parameters in my 3mf file

I am trying to write a program that edits a 3mf file by defines different slicing parameters for different stls that I have previously merged into my 3mf file, but I am a little bit confused about the ...
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0 votes
1 answer
191 views

Sketchup designed "Block with hole" printed solid in Cura

When I export my SketchUp STL model to Cura it looks good in solid mode but in the layers mode some holes are filled up. To find the reason why, I broke down the original model by deleting the parts ...
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2 votes
4 answers
4k views

How to convert png to stl?

Is it possible to convert an image image to STL file format? E.g. I don't need the coloring, I need the lines.
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1 vote
1 answer
44 views

creating support for a surface

I created an stl file of bathymetry using Matlab and the results can be seen in the two pictures below in Blender. The problem I have is that it is very thin with overhangs. I would like to add some ...
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3 votes
1 answer
432 views

Cura 4.4 missing object parts

I have this image in STL But it seems cura skipped the lower panel entirely when slicing the STL. The base is thick, as you can see here, but it is still missing in Preview, and Cura seems to ...
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4 votes
1 answer
2k views

Efficient way to create a "mold" of a solid object in Meshmixer?

Currently I have a model of a fingertip finished in my project, however, I would like to create some sort of "cap" that if printed would fit on top of that finger. Is there a good way to achieve this ...
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3 votes
1 answer
4k views

How can I convert STL files into PDF drawings?

Does anyone know of an easy and free way to convert my STL models to a PDF drawing for CAD and metal CNC machining? I've created some great designs that are all STL files and want to somehow send ...
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4 votes
1 answer
427 views

Delete only invisible parts of faces

I have an STL made out of triangular faces that intersect themselves to create very complicated patterns. It also has a very messy internal structure. I'd like to remove the parts of the faces that ...
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  • 143
2 votes
1 answer
202 views

How to make symmetric Low-Poly objects in meshmixer?

I've made low-poly objects using Reduce function in Meshmixer. My objects are symmetric and I want to keep the symmetry in the low-poly because it's more beautiful, But the software doesn't necessary ...
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  • 541
4 votes
4 answers
10k views

Combining multiple STL files

I have a collection of STL files, each containing a separate moving part of an object I want to print. (Imagine a set of gears, or similar, that prints as a single object with multiple moving parts.) ...
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8 votes
4 answers
16k views

Export STL as ASCII or binary?

When go to export a model using Fusion 360 or Meshmixer, I see that there are two options. Could the final model be affected by the format chosen at the time of saving?
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5 votes
1 answer
61 views

Where to get smartphone shapes from, to create a case all by myself?

I'm looking for some kind of collection of shapes of smartphones, so I can design a case that will fit certain models perfectly. STL, or any other kind of 3d file. Lots of companies produce cases for ...
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1 vote
2 answers
383 views

OpenSCAD weirdness with imported STL

I've tried to remix this model: https://www.thingiverse.com/thing:90933 (Bauhaus chess set) by scaling it down and inserting little magnet holes into the pieces' underside. My SCAD file looks as ...
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1 vote
1 answer
632 views

Getting started with converted STL to DXF [closed]

I converted the STL file through an online converter https://www.cadforum.cz/catalog_en/stl2dwg.asp (I work in the program autocad 2017) Now I open the resulting DXF and I don’t know how to work with ...
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4 votes
2 answers
5k views

How to estimate the printing time of a 3D printer from an STL file?

My local library has a 3D printer (Lulzbot Mini) for patrons to use. The prints are limited to 4 hours and if I go after work I really only have two hours before the Library closes. The software at ...
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4 votes
3 answers
4k views

Convert a 3D NumPy array of voxels to an STL file

Given a 3D boolean array representing voxels, how can it be converted to a 3D-printer-ready file? The end-goal I would like to achieve is to print the 3D shape that the numpy array represents (...
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2 votes
2 answers
715 views

What is the correct way to export SVG in order to convert to STL?

I made a simple logo using Inkscape, after saving as an svg file, but when I export that file into Fusion 360 something strange happened. Multiple times I convert some images (png, svg) to svg file. ...
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1 vote
1 answer
136 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 ...
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1 vote
1 answer
366 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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2 votes
2 answers
695 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 ...
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2 votes
1 answer
252 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 ...
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3 votes
1 answer
1k 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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0 votes
4 answers
171 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'...
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-1 votes
1 answer
410 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?
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2 votes
1 answer
661 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 ...
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1 vote
0 answers
427 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 ...
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5 votes
3 answers
4k 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 ...
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