The invention discloses a spring seat blank, a sand mold, a shell and core making mold and a casting method. The spring seat blank is cast through a precoated sand casting process and comprises a spring seat body, the spring seat body comprises a bottom plate and a shell arranged on the bottom plate, the two sides of the bottom plate are each provided with an arch-shaped body, each arch-shaped body is provided with a pouring gate body, each pouring gate body is provided with a dead head body, and the dead head bodies are arranged on the bottom plate. A pouring gate body is arranged on the riser body, and the pouring gate body, the riser body and the pouring gate body are of an integrated structure; the pouring gate body comprises a connecting body; the connecting body is connected to the first side surface and the first bottom surface of the arch-shaped body; the upper surface of the connecting body is lower than the upper surface of the arch-shaped body, and/or the joint length of the connecting body and the first side face of the arch-shaped body is smaller than the cambered surface length of the arch-shaped body.

    本发明公开了一种弹簧座毛坯件、砂模、制壳制芯模具及铸造方法。所述弹簧座毛坯件由覆膜砂铸造工艺铸造而成,包括弹簧座本体,所述弹簧座本体包括底板和设置在所述底板上的壳体,所述底板的两侧分别设置有一个弓形体,一个所述弓形体上设置有浇道体,所述浇道体上设置有冒口体,所述冒口体上设置有浇口体,所述浇道体、所述冒口体和所述浇口体为一体式结构;所述浇道体包括连接体,所述连接体连接在所述弓形体的第一侧面和第一底面上;所述连接体的上表面低于所述弓形体的上表面,和/或所述连接体与所述弓形体的第一侧面的接合长度小于所述弓形体的弧面长度。


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    Title :

    Spring seat blank, sand mold, shell and core making mold and casting method


    Additional title:

    一种弹簧座毛坯件、砂模、制壳制芯模具及铸造方法


    Contributors:
    DONG ZANJIE (author) / DONG ZIYUAN (author)

    Publication date :

    2025-01-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B22C FOUNDRY MOULDING , Gießformen / B22D CASTING OF METALS , Gießen von Metallen / B61G Kupplungen besonders ausgebildet für Eisenbahnfahrzeuge , COUPLINGS SPECIALLY ADAPTED FOR RAILWAY VEHICLES / F16F SPRINGS , Federn



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