The invention relates to the technical field of aviation product repair, in particular to an airplane speed brake actuator cylinder sealing structure improvement and verification method which comprises the following steps: step (1) statistical analysis of product faults; (2) selecting a sealing improvement structure; (3) structure simulation analysis; (4) manufacturing a test sample piece; (5) an assembly process, a tool and an assembly method are formulated; (6) carrying out a performance test, a preliminary test and a life test in sequence; (7) reviewing the process method; and (8) determining the use reliability of the sealing structure. A specific implementation method is provided for improvement and verification evaluation of the sealing structure of the air brake actuator cylinder of the airplane, certain innovation and practical application value is achieved, and certain reference can be provided for reliability improvement and verification evaluation of sealing structures of similar products.
本发明涉及航空产品修理技术领域,具体为一种飞机减速板作动筒密封结构改进及验证方法,包括下列步骤:步骤(一)产品故障统计分析;步骤(二)密封改进结构选择;步骤(三)结构仿真分析;步骤(四)制作试验样件;步骤(五)制定装配工艺、工装及装配方法;步骤(六)依次开展性能试验、摸底试验和寿命试验;步骤(七)进行工艺方法评审;步骤(八)确定密封结构使用可靠性。本发明为飞机减速板作动筒密封结构改进及验证评估提供了具体实施方法,具备一定的创新和实际应用价值,可为同类产品的密封结构可靠性改进及验证评估提供一定的借鉴。
Aircraft brake actuator cylinder sealing structure improvement and verification method
一种飞机减速板作动筒密封结构改进及验证方法
2023-12-08
Patent
Electronic Resource
Chinese
IPC: | F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein / B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING , Werkzeuge oder Werkbankvorrichtungen zum Befestigen, Verbinden, Lösen oder Halten, soweit nicht anderweitig vorgesehen / 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 / F16J Kolben , PISTONS / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung |
Brake actuator having sealing structure for inside air circulation
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