Wind power tower girth welding device

The wind power tower circular seam welding device is used for welding a circular seam of a wind power tower and comprises a base, an annular plate, a mounting plate, a driving motor and a welding gun, the annular plate is vertically arranged on the base, an annular guide rail is arranged on the annular plate, the mounting plate is slidably connected to the annular guide rail, and the driving motor is arranged on the mounting plate. The driving motor is used for driving the mounting plate to slide, the welding gun is arranged on the mounting plate, the welding direction of the welding gun is from the edge of the annular plate to the center of the annular plate, and the welding gun is used for welding the circular seam of the wind power tower. The whole device is simple in structure, few in needed manufacturing materials and low in manufacturing cost, energy consumption needed by the driving motor for driving the mounting plate is low, and energy is saved. 本申请提供一种风电塔筒环缝焊接装置，用于焊接风电塔筒的环缝，包括底座、环形板、安装板、驱动电机和焊枪，所述环形