Industrial Twin Screw Gearbox Design

A twin-screw gearbox is required for continuous-duty industrial machinery. I need a complete mechanical design that can withstand heavy cyclic loads and operate reliably on a 24/7 production line. While... (Budget: ₹100 - ₹400 INR, Jobs: 3D CAD, 3D Modelling, CAD/CAM, Manufacturing Design, Mechanical Design)