PC-Based Intelligent Grounding Automatic Screw Fastening Equipment Vision-guided screw locking machine with 4-axis PC grounding intelligent screwing system for high-precision traceable screw tightening applications. Product Overview The PC Grounding Intelligent Screwing Machine 1.0 is a cabinet-type, high-precision automatic screw fastening solution built on a PC industrial platform. Combining Hikvision vision camera, smart electric screwdriver, closed-loop stepper motion