Although this link is specific to a different printer company, it might provide some ideas for inserting nuts, etc. https://markforged.com/embedding-components-in-3d-printed-parts/ They have a decent blog that might give you some insights to various issues common to any 3-D printing. In one case, it...

This kind of got me thinking... Has anyone tried using a lubricant on the drive gear, or even the filament path? A lubricant might make the filament stick less, but it might also interfere with the print. My best guess as to a lubricant that would be fairly benign is silicone. Another method might b...

I was at the IMTS this past week and talked to a Markforged guy. They actually use an entirely different printer set up for printing their version of CF infused Nylon, called Onyx. He said that on the Onyx printers, the guides and filament driving wheels are all made from different materials, since ...

I do CAD in SolidWorks. Let me know if you still need any help.

I can do it on my copy of SolidWorks. What exactly do you need?