A measuring tool for measuring the thickness of a coating on the tooth surface of a labyrinth comprises a cross beam assembly, and a first measuring assembly is arranged at the left end of the cross beam assembly and used for detecting the thickness of the coating on the upper tooth surface of a low-pressure turbine baffle; a second measuring assembly is arranged at the right end of the cross beam assembly and is used for detecting the coating thickness of the lower tooth surface of the low-pressure turbine baffle; a positioning piece is arranged on the cross beam assembly and used for being inserted into a counter bore of the low-pressure turbine baffle for positioning; the first measuring assembly comprises a first lever and a first dial indicator; the first lever can rotate around a first pin shaft in the middle of the first lever, the right end of the first lever is a measuring end, and the top surface of the left end is in contact with a measuring head of the first dial indicator; the second measuring assembly comprises a second lever and a second dial indicator, the second lever can rotate around a second pin shaft in the middle of the second lever, the left end of the second lever is a measuring end, and the top face of the right end of the second lever makes contact with a measuring head of the second dial indicator.

    一种篦齿齿面涂层厚度的测具,包括横梁组件,在该横梁组件的左端设置有第一测量组件用于检测低压涡轮挡板的上齿面的涂层厚度;在横梁组件的右端设置有第二测量组件用于检测低压涡轮挡板的下齿面的涂层厚度;在横梁组件上设置有定位件用于插设在低压涡轮挡板的沉孔中进行定位;第一测量组件包括第一杠杆和第一百分表;第一杠杆可绕其中部的第一销轴转动,第一杠杆的右端为测量端,左端顶面与第一百分表的测量头接触;第二测量组件包括第二杠杆和第二百分表,第二杠杆可绕其中部的第二销轴转动,第二杠杆的左端为测量端,右端顶面与第二百分表的测量头接触。


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    Title :

    Tool for measuring thickness of coating on tooth surface of labyrinth


    Additional title:

    一种篦齿齿面涂层厚度的测具


    Contributors:
    CHEN PEIHU (author) / ZHANG YANG (author) / CHEN YANQING (author) / QIN JUN (author)

    Publication date :

    2024-01-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen