A mould change dolly for rolling shape mould

The utility model provides a mould change dolly for rolling shape mould, its includes the base, establishes the gyro wheel in its bottom four corners, upper and lower bearing frame and bearing, set up in base up end central authorities, wherein, bolster bearing housing connects above the bracing piece of base is fixed in the step through four, the die carrier is set up by the main shaft arranged perpendicularly and level and constitutes in main epaxial upper and lower crossbeam, the main shaft lower part plant in in the upper and lower bearing frame on the base, the rings that lift by crane the dolly are established to the main shaft up end, the locating pin for the location main shaft prevents its rotation, the lockplate, the perpendicular to die carrier entablature or lower end of crossbeam for avoid the mould to go up the landing from die carrier upper and lower beam, the retooling crossbeam, its one end bridging die carrier entablature or bottom end rail, the other end and the epaxial mold shaft cover bri