Surrounding type reinforcement cage jig frame

The surrounding type reinforcement cage jig frame comprises a rack, the rack extends in the height direction so that the outer contour of the rack can be of a rectangular frame structure, four guide rods extending in the height direction are fixed to the inner side of the rack, the cross section of each guide rod is of a T-shaped structure, and bearing limiting plates are fixed to the bottoms of the guide rods. Four bearing parts are further included, the four bearing parts correspond to the four guide rods in a one-to-one mode, each bearing part comprises a long-strip-shaped sleeving shell and a long-strip-shaped bearing plate, each sleeving shell is provided with a containing hole extending from the bottom to the top of the sleeving shell, an avoiding groove is formed in the side portion of each sleeving shell, and the sleeving shells are downwards connected with the guide rods in a sleeving mode from the tops of the guide rods; the bearing plate is provided with a plurality of grooves, the grooves are form