Method For Manufacturing Components
    1.
    发明申请
    Method For Manufacturing Components 审中-公开
    制造部件的方法

    公开(公告)号:US20070202000A1

    公开(公告)日:2007-08-30

    申请号:US10572765

    申请日:2004-08-24

    Abstract: A method for manufacturing components, preferably of a gas turbine, by powder injection molding is disclosed. In powder injection molding, first a metal powder is combined with a binder to form a homogeneous mass, and then at least one molded article is manufactured from the homogeneous mass by injection molding and the molded body or each molded body is then subjected to a debinding process. The molded body or each molded body is compacted by sintering to yield at least one component having the desired geometric properties. Several molded articles are joined together by a diffusion process during sintering to manufacture a component. The molded articles to be joined together are preferably brought into surface contact, especially into form-fitting surface contact, at least during sintering on sections that are to be joined together. A pressure is applied to the molded articles to be joined together during sintering.

    Abstract translation: 公开了一种通过粉末注射成型制造优选燃气轮机的部件的方法。 在粉末注射成型中,首先将金属粉末与粘合剂组合以形成均匀的质量,然后通过注射成型由均匀的质量块制造至少一个模制品,然后将成型体或每个成型体进行脱粘 处理。 成型体或各成型体通过烧结而压实,得到至少一种具有所需几何性质的组分。 几个模制品通过在烧结过程中的扩散工艺连接在一起以制造组件。 要连接在一起的模制品最好至少在待连接在一起的部分上烧结期间与表面接触,特别是与配合表面接触。 在烧结时对被接合在一起的成形品施加压力。

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