The invention discloses a lifting cylinder and vehicle frame connecting structure of a mining dump truck. The lifting cylinder and vehicle frame connecting structure comprises a vehicle frame connecting base, a lifting pin shaft, a fixing pin shaft, a knuckle bearing, check rings, a wear-resisting bush, a stop dog, a space ring and a lifting cylinder head; one end of the lifting pin shaft is sleeved with a first pin shaft mounting hole and the wear-resisting bush, the fixing pin shaft is mounted in a first pin shaft fixing hole and a second pin shaft fixing through hole, and the vehicle frameconnecting base is connected to the lifting pin shaft; the other end of the lifting pin shaft is sleeved in a second shaft mounting hole, the knuckle bearing and the space ring, and the space ring ispositioned between the lifting cylinder head and the vehicle frame connecting seat; the knuckle bearing and the check rings are installed in a knuckle bearing installation cavity, and the two check rings are located on the two sides of the knuckle bearing; the stop dog is installed at the end of the lifting pin shaft, a bolt penetrates through a bolt fixing hole to be connected to a stop dog fixing threaded hole, and the lifting cylinder head is connected to the lifting pin shaft. Early eccentric wear can be avoided, and maintainability and interchangeability of parts at the position are effectively improved.

    本发明公开了矿用自卸车举升缸与车架连接结构,包括:车架连接座、举升销轴、固定销轴、关节轴承、挡圈、耐磨衬套、止动器、隔圈、举升缸缸头,举升销轴的一端套装在第一销轴安装孔、耐磨衬套内,固定销轴安装在第一销轴固定孔、第二销轴固定通孔内,将车架连接座连接在举升销轴上;另一端套装在第二轴安装孔、关节轴承、隔圈内,隔圈位于举升缸缸头、车架连接座之间;关节轴承、挡圈安装在关安装空腔内,两个挡圈位于关节轴承两侧;止动器安装在举升销轴的端部,螺栓穿过螺栓固定孔连接在止动器固定螺纹孔上,将举升缸缸头连接在举升销轴上。本发明能够避免发生早期偏磨,有效改善该部位部件的维修性和互换性。


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    Title :

    Lifting cylinder and vehicle frame connecting structure of mining dump truck


    Additional title:

    矿用自卸车举升缸与车架连接结构


    Contributors:
    CHEN PENGBIAO (author) / ZHANG YAOBIN (author) / LI LAIPING (author) / GUO HAIQUAN (author) / WU PENGCHENG (author) / DUAN JINGFEI (author) / YANG ZHE (author) / ZHAO LEI (author) / MU TIANYUAN (author) / LI GUANPING (author)

    Publication date :

    2020-04-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS



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