Based on PLC,the design of a medical robot control system includes system requirements analysis and functional design,system hardware design,system software design,and system implementation and testing.In the system requirements analysis and functional design,the system requirements are analyzed and corresponding functions are designed.In the system hardware design,appropriate PLCs and configurations are selected,and suitable sensors and actuators are arranged.In the design and configuration of communication modules,appropriate communication modules are designed.In the system software design,PLC programs,human-machine interfaces,data processing,and algorithms are designed.In system implementation and testing,the system is assembled and debugged,and the system's performance is tested and evaluated.Through this research,it can provide some reference and guidance for the design and implementation of medical robot control systems.