Frame and mining slip form paver

The utility model discloses a frame and a mining slip form paver, a main beam structure of the frame comprises a left main beam, a right main beam, a front support leg box, a rear support leg box, a front support leg box reinforcing bent plate, a rear support leg box reinforcing bent plate, a mold lower hinge seat, a material conveying upper hinge seat frame and a plurality of reinforcing cross beams distributed in the middle of the main beams, and the left main beam and the right main beam are arranged in parallel; front and rear supporting leg boxes and a double-girder structure are vertically arranged above the frame and are both of a box type structure, reinforcing plates are welded to the upper inner side and the lower inner side of a girder bent plate, the bending resistance of the frame is effectively improved, gaps are formed in the supporting leg boxes at the lap joint positions of the front and rear supporting leg boxes and the girders, the continuity of the girders is guaranteed, stress concentrati