Signboard convenient for information replacement

The utility model discloses a signboard convenient to replace information, which belongs to the technical field of signboards and comprises a support frame, a mounting groove is formed in the front side surface of the support frame, second sliding grooves are formed in the inner walls of the two sides of the mounting groove, a transverse extrusion plate is arranged in the mounting groove, and the two ends of the transverse extrusion plate are buckled in the second sliding grooves. First adjusting mechanisms are arranged on the surfaces of the front sides of the two ends of the transverse extrusion plate, a longitudinal extrusion plate is arranged on the inner side of the transverse extrusion plate, a second adjusting mechanism is arranged on the front side of the longitudinal extrusion plate, and a signboard is arranged in the mounting groove and located on the rear sides of the transverse extrusion plate and the longitudinal extrusion plate. When the signboard is replaced, only the original signboard needs t