Supported by National Natural Science Foundation of China(Grant Nos.51974196,51804215);China Postdoctoral Science Foundation(Grant No.2020T130463);Shanxi Provincial Key Research and Development Program(Grant No.201903D421047);Shanxi Provincial Science and Technology Major Projects(Grant No.20181102015)。
The annealing process is usually used to heat-treat cold-deformed 304 stainless steel to improve its microstructure and properties to a certain extent;however,it requires a high temperature and a long time.Because the...
Supported by National Key Research and Development Program of China(Grant No.2018YFA0707300);General Program of National Natural Science Foundation of China(Grant No.51905372);Postdoctoral Science Foundation of China(Grant No.2020T130463)。
Heterogeneous metallic structures constitute a novel class of materials with excellent mechanical properties.However,the existing process for obtaining heterostructures from a single material does not meet large-scale...
Supported by Shanxi Provincial Natural Science Foundation(Grant No.202303021224002);National Natural Science Foundation of China(Grant No.U23B2099);Shanxi Provincial Science and Technology Innovation Teams(Grant No.202304051001025);the Central Special Fund for Guiding Local Science and Technology Development(Grant No.YDZX20191400002149);the Xinjiang Institute of Intelligent Equipment(Grant No.XJYJY2024010).
It is difficult to effectively improve the low bonding strength of TA1/304 clad plates.This study proposes a new process for applying pulse current(1500 A,500 Hz,50%duty cycle)to TA1/304 clad plates during the rolling...
National Natural Science Foundation of China(Grant No.51975123);Fujian Provincial Natural Science Foundation of China(Grant No.2020J05115);Fuzhou Municipal Science and Technology Plan Project of China(Grant No.2020-PT-148);Quanzhou Municipal Science and Technology Plan Project of China(Grant No.2020C043R).
Laser cladding is a new surface repair method that can improve the wear and corrosion resistance of substrate surfaces.However,the cladding layer typically exhibits a rough surface,high hardness and large residual ten...
Supported by National Natural Science Foundation of China(Grant Nos.51904206,52105390,51974196,51805359);Open Research Fund from the State Key Laboratory of Rolling and Automation,Northeastern University(Grant No.2020RALKFKT011);Shanxi Province Science and Technology Major Projects(Grant No.20181102015);China Postdoctoral Science Foundation(Grant No.2020M670705).
Variable gauge rolling is a new process to obtain a plate for which the thickness changes continuously by continuously and dynamically adjusting the roll gap upward and downward in the rolling process.This technology ...
Supported by National Science and Technology Major Project of China(Grant No.2015ZX04005001);Tianjin Provincial Nature Science Foundation of China(Grant No.16JCZDJC38400)
By studying the e ects of geometric precision on kinematic accuracy, an error mapping model has been established, based on the hypothesis that a motion pair and its installation surface are rigid. However, when using ...
Supported by National Key R&D Program of China(Grant No.2017YFB1201103-08);National Nature Science Foundation of China(Grant No.51605318)
Resilient wheels are extensively used in urban rail transit, especially for tramway systems, owing to its advantages in noise reduction. A new type of resilient wheel for a metro is designed, and its characteristics o...
Supported by National Natural Science Foundation of China(Grant Nos.51675178,51475164)
Rolling element bearings are key components of mechanical equipment. The bearing fault characteristics are a ected by the interaction in the vibration signals. The low harmonics of the bearing characteristic frequenci...
Supported by Industrial Technology Development Program of China(Grant Nos.JCKY2017208C005,A0920132008);National Natural Science Foundation of China(Grant No.51575049)
In order to control the quality of spline shaft in rolling process, an efficient measurement method for rolling performance evaluation is essential. Here, a newly developed on-machine non-contact measurement prototype...
Supported by National Natural Science Foundation of China(Grant No.51375424)
The existence of rolling deformation area in the rolling mill system is the main characteristic which dis- tinguishes the other machinery. In order to analyze the dynamic property of roll system's flexural deformatio...