PROBLEM TO BE SOLVED: To provide an earth drill wire rope rewinding jig capable of rewinding a new wire rope easily in a limited workspace.SOLUTION: An earth drill wire rope rewinding jig 31 comprises a tension application part 32 and a reaction force receiving part 33 for receiving a reaction force of the tension application part. The tension application part 32 comprises: a plurality of slide plates for holding a wire rope; a pair of brackets 34, 35 for holding the slide plates, which can be split in half. The reaction force receiving part 33 comprises: a bar 56 inserted into a pin hole at an upper end of a kelly-bar 19 before being suspended by an earth drill; a pair of suspension lug pieces 57, 58 provided at both ends of the bar; and reaction force ensuring ropes 54, 55 which connect the pair of brackets 34, 35 and the pair of suspension lug pieces 57, 58, respectively.SELECTED DRAWING: Figure 2

    【課題】限られた作業スペースで容易に新品のワイヤロープに巻替えることができるアースドリル用ワイヤロープ巻替え治具を提供する。【解決手段】テンション付与部32と該テンション付与部の反力を受ける反力受け部33とを備えたアースドリル用ワイヤロープ巻替え治具31において、テンション付与部32は、ワイヤロープを挟持する複数のスライドプレートと、半割り可能に形成され、スライドプレートを保持する一対のブラケット34,35とを備え、反力受け部33は、アースドリルに吊持される前のケリーバ19の上端のピン孔に挿通するバー56と、バーの両端に設けられた一対の吊耳片57,58とを備えるとともに、一対のブラケット34,35と一対の吊耳片57,58とをそれぞれ接続する反力確保用ロープ54,55を備えている。【選択図】図2


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    Title :

    EARTH DRILL WIRE ROPE REWINDING JIG


    Additional title:

    アースドリル用ワイヤロープ巻替え治具


    Contributors:

    Publication date :

    2016-08-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES / E02D FOUNDATIONS , Gründungen




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