To provide a lifting device which can be easily made compact in configuration and can easily ensure a lifting stroke.SOLUTION: A lifting device comprises a support, a drive motor, a plurality of screw pairs, and two connecting members. The drive motor has a drive shaft extending vertically. Each of the plurality of screw pairs has a female screw member rotated by the drive shaft and a male screw member vertically movable with respect to the support 1. The plurality of screw pairs 21 to 24 are arranged around the drive shaft and convert rotational motion of the drive shaft 3b into vertical motion of the male screw member. A lower connecting plate and an upper connecting plate are vertically spaced apart, connect the plurality of male screw members, and move vertically together with the plurality of male screw members.SELECTED DRAWING: Figure 5

    【課題】構成のコンパクト化がしやすいとともに昇降のストロークを確保しやすい昇降装置を得る。【解決手段】昇降装置は、支持体と、駆動モータと、複数のネジ対偶と、二つの連結部材と、を備える。駆動モータは、上下方向に延びた駆動軸を有する。複数のネジ対偶は、駆動軸よって回転される雌ネジ部材と、支持体1に対して上下方向に移動可能な雄ネジ部材とを、それぞれが有する。複数のネジ対偶21~24は、駆動軸の周囲に配置され、駆動軸3bの回転運動を雄ネジ部材の上下動に変換する。下連結板および上連結板は、上下方向に間隔を空けて並べられ、複数の雄ネジ部材を連結し、複数の雄ネジ部材と一体に上下方向に移動する。【選択図】図5


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    Title :

    LIFTING DEVICE AND MOVABLE BODY


    Additional title:

    昇降装置および移動体


    Contributors:

    Publication date :

    2022-10-06


    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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