Welded pipe shaping and straightening equipment and method

The invention discloses a welding pipe shaping and straightening device and method, and particularly relates to the technical field of welding pipe shaping and straightening, the welding pipe shaping and straightening device comprises a shell, a straightening assembly and a cleaning assembly are arranged in the shell, the cleaning assembly is arranged in front of the straightening assembly, and the straightening assembly comprises five first annular plates which are sequentially distributed from front to back; two symmetrically-distributed first electric push rods are fixedly embedded in each first annular plate, straightening rollers are connected to the sides, close to each other, of the two first electric push rods, and a welded pipe to be straightened is arranged between the two straightening rollers. According to the welding pipe shaping and straightening device, the servo motor and the connecting assembly are engaged with outer gear rings on the five first ring plates and the two second ring plates corr