Clamping fixture for a rotor blade shroud
    2.
    发明授权
    Clamping fixture for a rotor blade shroud 失效
    用于转子叶片护罩的夹具

    公开(公告)号:US6007628A

    公开(公告)日:1999-12-28

    申请号:US994677

    申请日:1997-12-19

    IPC分类号: B23K9/173 B05C13/00

    CPC分类号: B23K9/173

    摘要: A fixture 14 for use in applying a material to a face 16,18 of a rotor blade 10 is disclosed. Various construction details are developed which reduce rework of the rotor blade and facilitate application of the material are developed. In one embodiment, a pad 48 has a surface 50 which blocks the flow of molten material to the flow path surface 42 of the shroud 12 of the rotor blade and the fixture is supported and positioned from the rotor blade.

    摘要翻译: 公开了一种用于将材料施加到转子叶片10的表面16,18上的夹具14。 开发了各种构造细节,其减少了转子叶片的返工,并且开发了材料的应用。 在一个实施例中,垫48具有表面50,该表面阻挡熔融材料流到转子叶片的护罩12的流动路径表面42,并且夹具从转子叶片被支撑和定位。

    Laser drilled holes for film cooling
    4.
    发明授权
    Laser drilled holes for film cooling 失效
    激光钻孔用于薄膜冷却

    公开(公告)号:US06744010B1

    公开(公告)日:2004-06-01

    申请号:US07948076

    申请日:1992-09-21

    IPC分类号: B23K2600

    摘要: A hole geometry and laser drilling technique for forming a shaped diffusing film coolant passage having a straight constant cross section metering portion which connects with a conical section which exits on the surface to be cooled. The metering portion of the hole provides for air quantity metering while the tapered portion provides a diffusion effect on the cooling air so that upon exit the cooling air remains attached to the surface to be cooled and thereby provide effective film cooling.

    摘要翻译: 用于形成具有直的恒定横截面计量部分的成形漫射膜冷却剂通道的孔几何形状和激光钻孔技术,该部分与在要冷却的表面上离开的锥形部分连接。 孔的计量部分提供空气量计量,而锥形部分对冷却空气提供扩散作用,使得在出口时,冷却空气保持附着到要冷却的表面,从而提供有效的膜冷却。