Taiyuan University of Technology

Xiuhong Li

Shengqiang Yang

Wenhui Li

Zhiwei Du

Xuejie Wen

Xuenan Li

Zhenhua Liang

Xunzheng Zhai

Xingfu Wang

Zhiqiang Liang

Jiaming Wang

Provided are a finishing device for aero-engine bearing rings and a finishing method for distributed aero-engine bearing rings, which belong to the technical field of grinding or polishing devices or techniques, and solve the technical problem of low finishing efficiency of an existing rotary barrel finishing by floating clamp. N suspension assemblies are arranged in a container body, and the centers of the N suspension assemblies are located on a second virtual circle with the center of a bottom wall of the container body as the center of a circle. Through an eccentric arrangement of a bearing ring to be finished, an internal space of the container body is effectively and reasonably utilized, and N bearing rings can be simultaneously finished.

Finishing device and method for distributed aero-engine bearing rings

Provided are a polishing paste for superfinishing a bearing steel, and a preparation method and use thereof. The polishing paste includes the following components: in parts by mass, 8 parts to 10 parts of stearic acid, 10 parts to 15 parts of a white oil, 15 parts to 20 parts of a liquid paraffin, 3 parts to 5 parts of oleic acid, 3 parts to 5 parts of triethanolamine, and 50 parts to 60 parts of polishing abrasives. The disclosure provides a polishing paste for superfinishing of the bearing steel.

Polishing paste for superfinishing of bearing steel, and preparation method and use thereof

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Taiyuan, China

Xiuhong Li