| 摘要 |
A coil lifter is disclosed. According to an embodiment of the present invention, the coil lifter includes: a lifter body connected to a crane; lifter arms which are extended from the lifter body in a longitudinal direction to grasp a coil and face each other to be moved; a sensor housing which is provided inside the lifter arm to be slid and is moved in a forward and backward direction to come in contact with or be spaced apart from the side of the coil; and a driving device provided inside the lifter arm to drive the sliding motions of the sensor housing. The sensor housing includes: a plurality of pressing members which is elastically supported in each elastic member and is provided in the longitudinal direction of the lifter arm at regular intervals; and a plurality of detection sensors placed in a position corresponding to each pressing member to sense the motions of the pressing members. |
