ลำดับขั้นตอนการประกอบหุ่นยนต์อุตสาหกรรม

A 4-stage horizontal assembly sequence of [Tesla Optimus Robot], displayed in an engineering workflow documentation layout. The sequence shows a logical build progression from the internal structural chassis to the final exterior shell in an isometric or 3/4 view. Crisp technical lighting consistent across all four stages, highlighting fastener types, tolerance gaps, subtle fixture shadows, and tool marks. Sharp focus, clean industrial aesthetic, set against a seamless neutral gray backdrop.