大中央件盘件成形  

Forming of the Large Main Rotor Hub

作　　者：占立水 叶俊青 夏春林 李艳英 ZAN Lishui;YE Junqing;XIA Chunlin;LI Yanying(Guizhou Anda Aviation Forging Co.,Ltd.,Anshun 561005,China)

机构地区：[1]贵州安大航空锻造有限责任公司,贵州安顺561005

出　　处：《兵器装备工程学报》2018年第3期162-164,177,共4页Journal of Ordnance Equipment Engineering

摘　　要：在变形温度600~850℃、应变速率10^(-3)~10^(-1)s^(-1)下,对TB6合金进行了拉伸实验,分析了热加工参数对流动应力的影响,获得了理想的TB6合金成形加工工艺参数。试验结果表明:采用实验方法所确定的超塑性热加工工艺参数,大中央件锻件成形品质良好,力学性能满足相关技术要求。The test of TB6 alloy was carried out under the temperature 600~850℃and the strain rate 10-3~10-1 s-1 in this paper.The infulence of hot-process parameters on flow stress was analyzed and feasible hot-process parameters of TB6 alloy were obtained.The results showed that:the forming quality of the main rotor hub is good used those parameters obtained by superplasticity test.The microstructure and mechanical properties of main rotor hub meet the relevant technical requirements.

关 键 词：TB6合金 中央件 热加工工艺参数 成形工艺 

分 类 号：TG146.23[一般工业技术—材料科学与工程]