The application of spotweldingrobot is a sort of welding technique with higher automatic level.
点焊机器人的应用是一门自动化程度较高的焊接技术，正在不断得到推广应用。
2
The application of spotweldingrobot is a sort of welding technique with higher automatic level. This kind of technique is being extended.
点焊机器人的应用是一门自动化程度较高的焊接技术，正在不断得到推广应用。
3
The forms and the operational principles for troubleshoot and protective circuit of welding system in HRGD spotweldingrobot are introduced in this paper.