| 摘要 |
A catch hook apparatus and an automatic adjusting system of the leader using the same are provided to assemble and disassemble the leader conveniently by automatically controlling the perpendicularity of the leader, and to operate stably by regulating the angle of the leader with a stopper. A catch hook apparatus includes a lower fixing body(202) combined with a body of an excavator, an upper cover(204) covered in an upper part of the lower fixing body and turned around a hinge(203), and a leader fixing unit(206) connected to an end of the upper cover, combined with the leader and turned right and left. A rotary spindle(302) is formed in the upper cover. A first hydraulic cylinder(304) is installed at an end of the lower fixing body to lift up and down the upper cover, and a second hydraulic cylinder(306) is mounted at an end of the upper cover to turn the rotary spindle to the right and the left. A first stopper(307) is installed to a fixing shaft(202a) of the lower fixing body to operate the rotary spindle within the specific angle range, and a second stopper(310) is fixed to the leader fixing unit and inserted to a guide hole. |
