In today’s landscape, where smart manufacturing has become the core competitive advantage of the industry, machining simulation and verification have evolved from auxiliary tools to critical components ensuring the reliability and efficiency of digital manufacturing. With the rapid popularization of automation and AI, the design of toolpaths and machining parameters is shifting from manual expertise toward algorithmic generation. While this significantly enhances design efficiency and innovation speed, it introduces a pivotal challenge: how to verify that automatically generated data can be executed safely on actual production lines while maintaining quality.