The invention relates to a lifting mechanism, a workbench lifting device and a 3D printer. The 3D printer comprises the workbench lifting device. The workbench lifting device comprises the lifting mechanism, a supporting assembly, a top plate and a bottom plate, wherein the lifting mechanism comprises a driving assembly, a primary lifting assembly and a secondary lifting assembly; and the drivingassembly comprises a gearbox, a worm and a driving piece, the worm is installed in the gearbox, two worm wheels are arranged at the two ends of the worm respectively, and the driving piece is in driving connection with the worm. The lifting mechanism, the workbench lifting device and the 3D printer are high in lifting precision and convenient in operation.

    本发明涉及一种升降机构、工作台举升装置及3D打印机。所述3D打印机,包括所述的工作台举升装置。所述工作台举升装置包括所述的升降机构、支撑组件、顶板以及底板;所述升降机构包括:驱动组件、一级升降组件以及二级升降组件;所述驱动组件包括变速箱、蜗杆以及驱动件,所述蜗杆安装于所述变速箱中,且所述蜗杆的两端分别设置有两个蜗轮,所述驱动件驱动连接所述蜗杆。所述升降机构、工作台举升装置及3D打印机提供一种举升精度高、便于操作。


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    Title :

    Lifting mechanism, workbench lifting device and 3D printer


    Additional title:

    升降机构、工作台举升装置及3D打印机


    Contributors:
    MENG NANHUA (author) / HU XIN (author) / LI JIAMEI (author)

    Publication date :

    2020-11-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B22C FOUNDRY MOULDING , Gießformen / B33Y ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING , Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern / 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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