| 摘要 |
<p>According to an embodiment of the present invention, an apparatus and a method for detecting the fastening of the hook of a crane are capable of detecting the fastening state of the hook by a direct contact during the detection of the fastening state of the hook, thereby improving intuitiveness and reliability. According to the embodiment of the present invention, the apparatus for detecting that the holding protrusion of a ladle is fastened to the holding part of the hook of the crane comprises: a winding roller installed on one side of the hook; a wire having one end installed on the end of the hook, and wound on the winding roller across the holding part of the hook; an encoder detecting the rotation of the winding roller rotating through the medium of the wire by the holding protrusion entering the holding part of the hook; and a control part determining the fastening state of the hook when detecting the rotation state of the encoder.</p> |
