Special-shaped refractory brick drilling positioning device

The utility model belongs to the technical field of refractory material processing and production, and provides a special-shaped refractory brick drilling positioning device. The special-shaped refractory brick drilling positioning device is composed of an end face positioning block, a side plate and a fastening bolt. The upper surface of the end face positioning block is horizontal, and the lower surface of the end face positioning block is matched with the to-be-drilled end face of the special-shaped refractory brick in shape. The end face positioning block is provided with a circular through hole used for installing a drill bit. Side plates are connected to the periphery of the end face positioning block; the lower end of the side plate protrudes out of the end face positioning block. Each side plate is connected with a fastening bolt of which the front end is provided with a hard plastic elastic component; the fastening bolt abuts against the end face of the special-shaped refractory brick through a hard