BOLTING DEVICE

Provided is a bolting device including an operation part disposed on a table and including a screwdriver bit, a jig part disposed on the table to contact an object to be bolted in which a bolt hole is defined and including a through-hole for guiding a bolt to the bolt-hole, a guide part inserted to the through-hole, having a hollow shape to accommodate the bolt therein, having an inclined inner surface with a shape having an internal diameter that gradually decreases in a downward direction to maintain verticality of the bolt, and having a portion cut in a movement direction of the bolt so that the inner surface is elastically opened when the bolt is moved downward, and an elastic part in contact with an outer circumferential surface of the guide part to elastically support a surrounding portion of a cut portion of the guide part in order to secure verticality of the bolt with respect to the object to be bolted.