I have some basic experience in Blender. Is there any way to insert pre-drawn LEGO pieces into Blender?
First note that this question is a possible duplicate of Do any programs exist that allow you to build your own LEGO manuals? With that, here is the answer:
I learned this technique from this very site less than a week ago and have already tried it out. So far, it works great and has given me loads of ideas.
Edit: The Linux version of LeoCAD currently does not export to the *.3ds file format, so you can not set up a pipeline that way; I know this from experience.