MOVABLE CAB WORK MACHINE

To improve work efficiency when working near a cab by moving a front attachment to a lower part of the cab, in a movable cab work machine equipped with an interference prevention device that stops a front work implement to avoid contact between the two when the front work implement approaches the ca...

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Bibliographische Detailangaben
Hauptverfasser: MAEHARA YUJI, TAKAGI DAISUKE
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To improve work efficiency when working near a cab by moving a front attachment to a lower part of the cab, in a movable cab work machine equipped with an interference prevention device that stops a front work implement to avoid contact between the two when the front work implement approaches the cab.SOLUTION: When an interference prevention region change switch 43 is operated, a controller 45 performs interference prevention region changing processing for invalidating an interference prevention control function in a region portion of an interference prevention region 70 below a lower surface of a cab 50, and performs the interference prevention control based on an interference prevention region 70A subjected to the interference prevention region changing processing.SELECTED DRAWING: Figure 3 【課題】フロント作業機がキャブに近づいたときにフロント作業機を停止させて両者の接触を回避する干渉防止装置を備えたキャブ可動式作業機械において、フロントアタッチメントをキャブ下方へと移動させてキャブ近傍における作業を行うときの作業効率を向上させる。【解決手段】コントローラ45は、干渉防止領域変更スイッチ43が操作されたとき、干渉防止領域70のキャブ50の下面よりも下側の領域部分における干渉防止制御機能を無効とする干渉防止領域変更処理を行い、この干渉防止領域変更処理を行った干渉防止領域70Aに基づいて干渉防止制御を行う。【選択図】図3