Building frame convenient for splicing

The utility model discloses a building frame convenient to splice. Frame material piece, the number of the frame material pieces is two, and the frame material pieces are transversely arranged. Wherein the frame material pieces are of a U-shaped structure and are oppositely arranged, a plurality of connecting holes are formed in the top faces of the frame material pieces in the transverse direction, a plurality of reinforcing rods are vertically matched between the frame material pieces, and the reinforcing rods are fixedly connected with the frame material pieces through locking screws additionally arranged in the connecting holes. Beneficial effects are that: the method is suitable for large-scale production; according to the utility model, accurate positioning is carried out when two frame material pieces are spliced in a manner that the plurality of groups of inserting rods are respectively inserted into the corresponding isolation sleeves; according to the welding device, the multiple frame materials can