Provided is a laser sensor assembly and a method of controlling the laser sensor assembly. A laser sensor assembly includes a supporting unit; a rotary shaft unit formed onto the supporting unit, wherein the rotary shaft unit is rotatable, and has at least one bent portion to form a certain angle with respect to a rotational axis of the rotary shaft unit; and a laser sensor unit coupled with the bent part of the rotary shaft unit to form a certain angle with respect to the rotational axis of the rotary shaft unit.