The causes of extreme distortion of large gear shaft after carburizing and quenching were analyzed,and the distortion-controlling measure such as make preallowance and adopt autempering process are proposed.
分析了大齿轮轴渗碳淬火后齿面产生较大畸变的原因,找出了适合预留收缩余量和等温淬火工艺,解决了大齿轮轴的热处理畸变。
Technology of on line measuring large gear alignment errors;
大齿轮齿向误差在机测量技术
Casting Process for Heavy Gear Ring of Raw Material Millstones Used for Cement Plant;
水泥厂原料磨大齿圈铸造技术
Design of Fresnel lens with big grooves and equal thickness based on the software Zemax;
基于Zemax软件的大齿距等厚菲涅尔透镜的设计
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