To provide a center of gravity estimation device capable of estimating the center of gravity position of cargoes in multiple directions for a cargo handling vehicle in the state where the cargo is loaded on the loading section of the cargo handling vehicle.SOLUTION: A center of gravity estimation device 40 comprises two load sensors 17 to detect each load applied to the two front wheels on the left and right, a pressure sensor 18 to detect a lift cylinder pressure, a first center of gravity calculation part 29, and a second center of gravity calculation part 30, where the first center of gravity calculation part calculates the center of gravity estimation value of the cargo in the front and back directions of a forklift based on the load applied to the left and right two front wheels detected by the two load sensors 17, on the lift cylinder pressure detected by the pressure sensor 18, and on the data about a forklift structure, and the second center of gravity calculation part calculates the center of gravity estimation value of the cargoes in the forklift left and right directions based on the load applied to the left and right two front wheels detected by the two load sensors 17, and on the data about the forklift structure.SELECTED DRAWING: Figure 7

    【課題】荷役車両の積載部に荷物が積載された状態において、荷役車両の複数の方向における荷物の重心位置を推定することができる重心推定装置を提供する。【解決手段】重心推定装置40は、左右2つの前輪にかかる荷重をそれぞれ検出する2つの荷重センサ17と、リフトシリンダの圧力を検出する圧力センサ18と、2つの荷重センサ17により検出された左右2つの前輪にかかる荷重、圧力センサ18により検出されたリフトシリンダの圧力及びフォークリフトの構造に関するデータに基づいて、フォークリフトの前後方向における荷物の重心推定値を算出する第1重心算出部29と、2つの荷重センサ17により検出された左右2つの前輪にかかる荷重及びフォークリフトの構造に関するデータに基づいて、フォークリフトの左右方向における荷物の重心推定値を算出する第2重心算出部30とを備える。【選択図】図7


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    Title :

    CENTER OF GRAVITY ESTIMATION DEVICE


    Additional title:

    重心推定装置


    Contributors:

    Publication date :

    2020-07-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last




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