Pre -buried locator of crab -bolt

The utility model discloses a pre -buried locator of crab -bolt, including the locating template, the locating template transversely is equipped with first stop collar, and first stop collar rotates to be connected on adjustable positioning screw, being equipped with a fixing bolt in the first stop collar, being equipped with the slip through -hole on the locating template, a fixing bolt is equipped with the pre -buried hole of first crab -bolt in locating the slip through -hole in the first stop collar, be equipped with the first reference column of slidable formula in the first stop collar, the vertical second stop collar that is equipped with of locating template is equipped with slidable formula second reference column in the second stop collar, all is equipped with the pre -buried device of crab -bolt on first reference column of slidable formula and the slidable formula second reference column, is equipped with the pre -buried hole of second crab -bolt on the pre -buried device of crab -bolt. The utilit