School of Mechatronic Engineering and Automation Shanghai University Shanghai 200444 China;
School of Mechatronic Engineering and Automation Shanghai University Shanghai 200444 China;
School of Mechatronic Engineering and Automation Shanghai University Shanghai 200444 China;
School of Mechatronic Engineering and Automation Shanghai University Shanghai 200444 China;
Department of Mechanical Engineering City University of Hong Kong Hong Kong SAR China;
contact mechanics; two edge surfaces; finite line contact; tapered roller contact;