Can someone help me out with turning a sketchup file to either a dxf or dwg file so I can have a part machined?
There may be a 3rd-party DXF exporter you can use.
The Pro version has DWG/DXF export built-in.
If you can post the SKP file here, someone would surely create the export for you.
There is also a STL import/export extension if a 3D Printed part would work: