Crafting a semi-automatic leaf plate stitcher for tribal artisans

AbstractDisposable plastic plates, common at celebrations and community events, create significant environmental pollution. The study explores an eco-friendly solution: leaf plates. While tribal communities have traditionally made these by hand, the process is tough, slow and can cause injuries. Existing machines are usually big, expensive (starting around Rs 5,000) and not practical for remote areas. To tackle these issues, a portable, user-friendly device for stitching leaf plates was created. This development followed an iterative, user-centered design approach, blending traditional know-how with modern manufacturing techniques like 3D printing and computer numerical control (CNC) machining. Tribal artisans were visited and interviewed, which helped to understand their main problems: injuries from repetitive movements, inconsistent stitch quality and low output. The final prototype, a compact tool that works like a stapler, showed impressive improvements. It boosted productivity by 40-50 per cent compared to hand stitching and its ergonomic design significantly cut down on injuries and fatigue. The stitches were much better, with uniform depth and tightness. Since the projected cost was under Rs 300, it’s highly affordable. Feedback from the field, especially from tribal women artisans, confirmed strong acceptance. This invention offers a practical, sustainable and empowering way to make leaf plates.