Welding Robot Monitoring System uses 4G, wireless and other communication methods to achieve the connection between the welding robot and the group control server. The system has functions such as a welding robot monitoring big screen, welding robot management, real-time monitoring of welding status, statistical analysis of welding data, historical data curve reproduction, real-time reminder of welding machine failure, etc., which can assist users to realize cluster control and management of welding robots.