from the EBR library 3d printing rules (for the naive here):
"Staff review and prepare all project files, so please submit appropriate objects. No guns, gun parts, weapons of any kind, or salacious objects."
https://www.ebrpl.com/LibraryServices/3dPrinter.html
Hey doesnt mention anything about a "machine" part.
I think you should give it a try......and report back.