Foldable Tractor Harrow Blueprint

I need a complete blueprint for a fold-able paddy harrow that will work efficiently on flat rice fields and mount directly on a standard tractor three-point hitch. The design must fold quickly for transport... (Budget: ₹1500 - ₹12500 INR, Jobs: 3D Design, 3D Drafting, 3D Rendering, AutoCAD, CAD/CAM, Fusion 360, Mechanical Engineering, Solidworks)