METHOD OF ASSEMBLING A TURBOMACHINE
    1.
    发明申请
    METHOD OF ASSEMBLING A TURBOMACHINE 有权
    组装涡轮机的方法

    公开(公告)号:US20070044307A1

    公开(公告)日:2007-03-01

    申请号:US11466652

    申请日:2006-08-23

    IPC分类号: B23P15/04

    摘要: The invention relates to a method of assembly of a turbomachine, in particular of a gas turbine engine, comprising at least a first module and a second module a second shaft assembled by a bearing, said bearing comprising an outer ring shrink-fitted inside a journal integral with the first module and an inner ring integral with the second shaft, according to which the second module is assembled on the first module by engagement of the second shaft, with said inner ring, inside the journal comprising said outer ring, wherein it comprises the following steps: mating the second module with the second shaft up to a determined distance from the journal, centering the second shaft with respect to the journal, said centering being controlled on the basis of measuring distance deviations with respect to a reference on the journal, expansion of the journal by heating its outer surface, completion of the mating of the second shaft.

    摘要翻译: 本发明涉及一种涡轮机的组装方法,特别是一种燃气涡轮发动机的组装方法,该涡轮机组包括至少一个第一模块和第二模块,一个由轴承组装的第二轴,所述轴承包括一个收缩配合在轴颈内的外圈 与所述第一模块成一体并且与所述第二轴成一体的内环,根据该内环,所述第二模块通过所述第二轴与所述内环的接合而组装在所述第一模块上,所述内环位于包括所述外环的轴颈的内部,其中, 以下步骤:将所述第二模块与所述第二轴相配合,以与所述轴颈相距一定距离,使所述第二轴相对于所述轴颈定心,所述定中心基于相对于所述轴颈上的参考的测量距离偏差来控制 ,通过加热其外表面来扩展轴颈,完成第二轴的配合。