Fixture for an airfoil shroud and method for modifying an airfoil shroud
    12.
    发明授权
    Fixture for an airfoil shroud and method for modifying an airfoil shroud 有权
    用于翼型护罩的夹具和用于修改翼型护罩的方法

    公开(公告)号:US09567860B2

    公开(公告)日:2017-02-14

    申请号:US13685943

    申请日:2012-11-27

    Abstract: According to one aspect, a fixture for an airfoil shroud having a first end edge, a second end edge, a leading edge, a trailing edge, a radially outer side and a radially inner side with respect to a rotor axis of a bucket having the airfoil shroud is provided. The fixture includes a base plate, a first member extending from the base plate configured to locate and abut the first end edge, a second member extending from the base plate configured to locate and abut a side of a seal rail, a third member extending from the base plate configured to locate and abut the radially outer side of the airfoil shroud and a template recess formed in the base plate proximate the first end edge to define a geometry of a relief cut in the trailing edge of the airfoil shroud.

    Abstract translation: 根据一个方面,一种用于翼型护罩的固定装置,具有相对于桶的转子轴线具有第一端边缘,第二端边缘,前缘,后缘,径向外侧和径向内侧, 提供翼型护罩。 所述固定装置包括基板,从所述基板延伸的第一构件,所述第一构件被构造成定位和邻接所述第一端边缘;第二构件,其从所述基板延伸,所述第二构件从所述基板延伸,所述第二构件被构造成定位和邻接密封轨的侧面;第三构件, 所述基板被构造成定位并邻接所述翼型件护罩的径向外侧,以及形成在靠近所述第一端边缘的所述基板中的模板凹部,以限定在所述翼型件护罩的后缘中切割的浮雕的几何形状。

    BUCKET TIP SHROUD MEASUREMENT FIXTURE AND METHOD OF MEASURING BUCKET TIP SHROUD ORIENTATION
    15.
    发明申请
    BUCKET TIP SHROUD MEASUREMENT FIXTURE AND METHOD OF MEASURING BUCKET TIP SHROUD ORIENTATION 有权
    BUCKET TIP SHROUD测量仪器和测量BUCKET TIP SHROUD方位的方法

    公开(公告)号:US20150128433A1

    公开(公告)日:2015-05-14

    申请号:US14076558

    申请日:2013-11-11

    Abstract: A bucket tip shroud measurement fixture includes a frame extending from a first end to a second end through an intermediate portion having a first surface and an opposing second surface, a first tip shroud fixing member extending from the second surface of the frame at the first end, and a second tip shroud fixing member extending from the second surface of the frame at the second end. The first and second tip shroud fixing members are configured and disposed to retain and establish an orientation of a bucket tip shroud relative the frame. A plurality of reference points are provided on the frame. The plurality of reference points are configured and disposed to receive a coordinate measuring machine (CMM) probe.

    Abstract translation: 铲斗顶部护罩测量夹具包括:框架,其从第一端延伸到第二端,通过具有第一表面和相对的第二表面的中间部分;第一末端护罩固定件,在第一端从框架的第二表面延伸; 以及在第二端处从框架的第二表面延伸的第二顶端罩固定构件。 第一和第二末端罩固定构件被构造和设置成保持并建立相对于框架的铲斗顶部护罩的取向。 在框架上设置多个参考点。 多个参考点被配置和设置成接收坐标测量机(CMM)探针。

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