主权项 |
1. A loading/unloading robot comprising:
a support unit installed so as to be capable of being raised and lowered; an arm unit attached to the support unit; and a hand unit for conveying an object to be loaded and unloaded, attached to the arm unit, wherein the support unit includes a base portion that can be revolved around a raising/lowering axis that extends in a raising/lowering direction and a head portion rotatably attached to the base portion, the arm unit includes an arm that is rotatably attached to the head portion, a front end of the arm moves forward and backward along a forward/backward direction that passes the head portion, the hand unit includes a loading/unloading hand rotatably attached to the front end of the arm, the head portion includes a base-end portion supported on an upper surface of the base portion that is a head portion installation surface, a front portion including an arm installation surface on which the arm is attached, and a stepped portion that integrally joins the base-end portion and the front portion, a height of an upper surface of the front portion that is the arm installation surface is lower than a height of an upper surface of the base-end portion, and a height of the arm installation surface is equal to or lower than a height of the upper surface of the base portion that is the head portion installation surface. |