Disclosed is a frame connection device for a barn building. In the frame connecting device for barn building construction according to an embodiment, in the frame connecting device for connecting the building frame in a longitudinal direction or a transverse direction, a plate formed in a square shape and having a flat surface; It is attached to one side of the plate, a support surface formed perpendicular to the plate, and a support end formed bent in a right angle direction at both ends of the support surface, and a connection portion having an insertion groove formed therein.
According to this, it is possible to assemble a frame of a building by connecting a rectangular frame with a square cross section in the vertical and transverse directions, and it is possible to assemble a frame of a building by attaching it to a wall or to use it by attaching it to a wall. There is.