Cable coil welding positioning tool and welding process

The invention discloses a cable coil pipe welding positioning tool and a welding process, and relates to the technical field of positioning tools.The cable coil pipe welding positioning tool comprises a shell, an outer ring pipe, an inner ring pipe and an annular plate, the inner ring pipe is located in the outer ring pipe, the annular plate is located above the outer ring pipe and the inner ring pipe, and four access holes are formed in the arc surface of the shell; the cable coil pipe welding and positioning tool further comprises limiting structures which are arranged on the surface of the shell and used for positioning the outer ring pipe and the inner ring pipe, and according to the cable coil pipe welding and positioning tool and the welding technology, by arranging the limiting structures, the center axis of the inner ring pipe can coincide with the center axis of the outer ring pipe through the eight limiting rollers; and meanwhile, the positions of the inner ring pipe and the outer ring pipe are limi