Laser beam machining pipe inner wall's running gear

The utility model provides a laser beam machining pipe inner wall's running gear, including controlled guide subassembly, universal transmission subassembly and six self -adaptation adjustment bracket components, the casing of controlled guide subassembly is the regular hexahedron structure, and its 3 sides with 120 degrees distributions at the contained angle are equipped with 3 screw holes respectively for fixed mounting self -adaptation adjustment bracket component, casing internally mounted has gear motor, and gear motor's an output shaft and a transmission step shaft link to each other, the universal transmission subassembly includes damping spring, universal joint, spring pretension hand wheel, a hand wheel sleeve section of thick bamboo, plane thrust bearing, transmission shaft, hexahedron sleeve and toper flange. Self -adaptation adjustment bracket component can be according to the diameter size automatic adjustment support angle and the height of pipeline to ensure the polyurethane wheel of every gro