Company Filing History:
Years Active: 2018-2019
Title: Innovations by Dongsheng Qian in Precision Machine Tool Bearings
Introduction
Dongsheng Qian is a notable inventor based in Hubei, China. He has made significant contributions to the field of precision machine tool bearings, holding a total of 3 patents. His work focuses on enhancing the precision stability and manufacturing processes of these essential components.
Latest Patents
One of his latest patents is a manufacturing method of precision machine tool bearing with high precision stability. This method includes several procedures, such as microstructural stabilization of the bearing body through cold ring rolling, two liquid quenching, ultrasonic assisted multiple cryo-tempering treatment, and stress ageing treatment. These steps ensure that the bearing body achieves high microstructure stability. The process also involves precision machining and internal stress relaxation through magnetic treatment, ultimately leading to a precision machine tool bearing with enhanced stability.
Another significant patent by Qian is the radial rolling process for ring products that can control strain distribution. This innovative process involves rolling a ring blank using a main roll and a mandrel, with a continuously decreasing gap between them. The method includes determining a rolling ratio based on the dimensions of the ring product and expected strain, calculating the dimensions of the ring blank, and establishing a rotation speed curve for the mandrel. This approach allows for precise control over the strain distribution in the final product.
Career Highlights
Dongsheng Qian is affiliated with Wuhan University, where he continues to advance research in the field of precision engineering. His work has garnered attention for its practical applications in manufacturing and engineering.
Collaborations
He collaborates with notable colleagues, including Lin Hua and Huajie Mao, contributing to a dynamic research environment that fosters innovation.
Conclusion
Dongsheng Qian's contributions to the field of precision machine tool bearings exemplify the importance of innovation in engineering. His patents reflect a commitment to improving manufacturing processes and enhancing product performance.