Construction and Application of Intelligent Manufacturing Simulation System Based on Virtual Reality Technology

Intelligent manufacturing digital twin simulation technology can efficiently assist in production process optimization and equipment management. Based on this application requirement, this article designs and develops a digital twin simulation system based on Unity3D. The system adopts modular design, mainly including three modules: digital modeling, simulation rendering, and human-machine interaction. Digital modeling to achieve high-precision 3D virtual environment; The simulation rendering module utilizes various algorithms to enhance scene fidelity; The human-computer interaction module supports multiple natural interaction modes. After verification, this system can be effectively applied to scenarios such as intelligent factories and digital workshops, providing users with an immersive virtual experience. The main innovation of the research lies in constructing a highly accurate digital twin environment and achieving natural and smooth interaction forms. The overall functionality of this system is powerful, which can promote the application and development of digital twin technology in the manufacturing industry.