Intelligent pipeline six-axis welding trolley

The utility model provides an intelligent pipeline six-axis welding trolley which comprises an outer machine shell, an installation cavity is formed in the outer machine shell, a tensioning handle is installed on one side of the top of the outer machine shell, the bottom of the tensioning handle penetrates through the outer machine shell and is located in the installation cavity, a cam is installed at the bottom of the tensioning handle, and an ejector block is installed at the bottom of the cam. One side of the ejection block is connected with a tensioning seat, one side of the cam is movably connected with a tensioning ejection shaft, the end, away from the cam, of the tensioning ejection shaft is connected with a driving speed reducer seat, a driving speed reducer is installed at the top of the driving speed reducer seat, and a driving motor is installed at the top of the driving speed reducer; by rotating the tensioning handle, when the cam rotates, the transmission ejector block rotates, the tensioning d