Questions tagged [stl]

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

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5
votes
1answer
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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
4k 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?
5
votes
6answers
4k views

STL to STP CAD Conversion

Does anyone know of a good way to convert a 3D print file, like STL, to STEP - a useable file format for plastic injection molding companies? I have tried to convert the files through a couple of ...
4
votes
1answer
87 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
592 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 ...
4
votes
2answers
822 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
461 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 ...
6
votes
3answers
2k 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 ...
2
votes
2answers
193 views

File from Blender is different in Shapeways's preview

I am trying to print a model I designed in Blender on Shapeways. The object has a hole in it: But when I upload it to Shapeways as a STL file, fixed the sizes, but the hole is filled up in the ...

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