Novel fastening of square column template device

The utility model discloses a novel fastening of square column template device, template fastener relate to building -construction template technical field. Square column template fastener includes rectangular shape A board, rectangular shape B board, last L folded plate, lower L folded plate, slip -off preventive pin, anticreep hole, adjustable slider, wedge plate, wedge plate groove, through -hole, anticreep piece, rectangular shape A board, B board are 1200mm I shape cast steel by length to be manufactured and forms, and one end is size 38x7mm's rectangle through -hole, and the size that the other end is welded fastening goes up the L board and is equipped with slip -off preventive pin for L type folded plate about the 120x45mm, and lower L board is equipped with the anticreep hole, theanticreep piece carries out welded fastening in the through hole end portion of rectangular shape A board and apart from tip 40cm department, adjustable slider is 100x100x45mm's steel -casting, and its top is equipped with t