Portable 2-Axis Milling Machine

I need a complete mechanical design for a compact, portable, two-axis milling unit that will be used in an industrial manufacturing environment to machine aluminium components already in situ. The entire... (Budget: $1500 - $3000 AUD, Jobs: 3D Modelling, Autodesk Inventor, CAD/CAM, Finite Element Analysis, Manufacturing Design, Mechanical Design, Mechanical Engineering)