Tool for repairing flow channel of axial flow casing of aero-engine

The invention relates to a tool for repairing a runner of an axial flow casing of an aero-engine, which comprises a first protection ring matched with a second-stage stationary blade mounting groove, a second protection ring matched with a third-stage stationary blade mounting groove, a spigot prote...

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Bibliographic Details
Main Author GU JIANGANG
Format Patent
LanguageChinese
English
Published 18.08.2023
Subjects
COMBINED OPERATIONS
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
OTHER WORKING OF METAL
PERFORMING OPERATIONS
TRANSPORTING
UNIVERSAL MACHINE TOOLS
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Summary:The invention relates to a tool for repairing a runner of an axial flow casing of an aero-engine, which comprises a first protection ring matched with a second-stage stationary blade mounting groove, a second protection ring matched with a third-stage stationary blade mounting groove, a spigot protection ring and a plurality of plugs matched with stationary blade mounting holes, the outer wall of the first protection ring is in small clearance fit with the inner wall of the second-stage stationary blade mounting groove, the outer wall of the second protection ring is in small clearance fit with the inner wall of the third-stage stationary blade mounting groove, and the spigot protection ring is connected to a spigot at the left end of the axial flow casing in a sleeving mode; during assembly, the first protection ring and the inner wall of the second-stage stationary blade mounting groove are glued and fixed through glue, the second protection ring and the inner wall of the third-stage stationary blade mounti
Bibliography:Application Number: CN202310633513