Jig frame device for precise butt joint of steel pipe pile extension

The utility model provides a jig frame device for precise butt joint of steel pipe pile extension, which comprises a supporting beam, a group of supporting jacks are arranged on the lower portion of the supporting beam, and two steel pipe pile supporting devices are arranged on the upper portion of the supporting beam. The steel pipe pile supporting device comprises a rolling wheel, a rolling shaft inserted in the center of the rolling wheel and rolling wheel lug plates connected with the two ends of the rolling shaft through pin shafts. According to the jig frame device for precise butt joint of steel pipe pile extension, the jack is used as an adjusting fulcrum, and the elevation of the jig frame is precisely adjusted; the roller device is installed to achieve rotation adjustment around a shaft in the steel pipe pile extension process, the situation that the elevation of an operation platform is not easy to adjust in the conventional steel pipe pile extension process is avoided, the operation platform can b