To provide an operation control device of a crane capable of being transported in short time while restricting a deflection of a suspension load.SOLUTION: Trajectory generating means 51 for generating a movement trajectory of a suspension load 20, trolley speed pattern generating means 52 for generating each speed pattern on the basis of a movement trajectory and hoist speed pattern generating means 56, and drive mechanisms 61 and 62 for moving the suspension load in horizontal/vertical directions according to each speed pattern are provided. The hoist speed pattern generating means 56 has first limit speed determination means 53 for determining a first limit speed in adjusting a trolley speed, second limit speed determination means 54 for determining a second limit speed an absolute value of which is greater than the first limit speed and equal to or less than a rating speed before trolley activation and has speed adjustment start point determination means 55 for determining a height of the suspension load 20 at a point of speed adjustment start time between respective limit speeds as a speed adjustment start point and generates a speed pattern in which there is no simultaneous speed adjustment period of the trolley and the hoist.SELECTED DRAWING: Figure 4

    【課題】吊り荷の振れを抑えつつ短時間で搬送可能としたクレーンの運転制御装置を提供する。【解決手段】吊り荷20の移動軌跡を生成する軌跡生成手段51と、移動軌跡に基づいて各速度パターンを生成するトロリー速度パターン生成手段52及びホイスト速度パターン生成手段56と、各速度パターンに従って吊り荷を水平・垂直方向に移動させる各駆動機構61,62とを備え、ホイスト速度パターン生成手段56は、トロリー加減速時の第1制限速度を決定する第1制限速度決定手段53と、トロリー起動前に絶対値が第1制限速度より大きく、定格速度以下である第2制限速度を決定する第2制限速度決定手段54と、各制限速度の間の加減速開始時点の吊り荷20の高さを加減速開始点として決定する加減速開始点決定手段55とを有し、トロリー及びホイストの同時加減速期間が存在しないような速度パターンを生成する。【選択図】図4


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    Title :

    OPERATION CONTROL DEVICE OF CRANE


    Additional title:

    クレーンの運転制御装置


    Contributors:

    Publication date :

    2019-06-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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