The invention discloses a roller assembly, and relates to the technical field of the manufacture of a forklift truck. The roller assembly comprises an installation seat with a threaded through hole, wherein a roller seat is arranged in the installation seat, a roller is installed on the roller seat through a shaft on the roller in a penetrating manner, a jackscrew abuts the bottom surface of the roller seat by virtue of the threaded through hole of the installation seat, an anti-loosening jacking piece is arranged between the bottom surface of the roller seat and the jackscrew, a circular truncated cone which is concave downwards and is provided with a big top and a small bottom is arranged in the middle part of the top surface of the anti-loosening jacking piece, and a through hole corresponding to the shape of the circular truncated cone is formed in the middle part of the circular truncated cone. Compared with the prior art, the roller assembly is simple in structure and convenient to install; the anti-loosening jacking piece plays a role in elastic buffering and automatic adjustment, the roller can be prevented from being damaged by the instantaneous impact, and the normal operation of the entire mechanism can be guaranteed.


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    Title :

    Roller assembly


    Contributors:

    Publication date :

    2015-05-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    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 / F16C SHAFTS , Wellen



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