一种自冲摩擦铆焊质量在线检测及铆焊工艺控制方法和系统，该系统包括：与铆钉驱动杆相连的输出转速可调的旋转运动驱动装置、进给速度可调的直线进给运动驱动装置以及传感检测装置以及分别向旋转运动驱动装置和直线进给运动驱动装置输出控制指令，从传感检测装置采集控制信息的反馈控制装置，其中：待连接工件设置于铆钉驱动杆及铆钉下方。本发明能够显著提高自冲摩擦铆焊接头质量并实现接头质量的在线无损检测。

The invention relates to a self punching friction riveting welding quality on-line detection and riveting welding process control method and system. The system comprises a rotary motion driving device with adjustable output speed connected with a rivet driving rod, a linear feed motion driving device with adjustable feed speed and a sensing detection device, and outputs control commands to the rotary motion driving device and the linear feed motion driving device respectively, A feedback control device for collecting control information from the sensing detection device, wherein the workpiece to be connected is arranged below the rivet driving rod and the rivet. The invention can significantly improve the quality of the self impact friction riveted joint and realize the on-line nondestructive testing of the joint quality.