1. College of Mechanical and Electrical Engineering, Guilin University of Electronic Technology , Guilin, Guangxi 541004, China
2. Guangxi Key Laboratory of Manufacturing System & Advanced Manufacturing Technology, School of Mechanical and Electrical Engineering, Guilin University of Electronic Technology , Guilin, Guangxi 541004, China
3. School of Electronic Engineering and Automation, Guilin University of Electronic Technology , Guilin, Guangxi 541004, China
4. College of Mechanical and Electrical Engineering, Shandong University of Science and Technology , Qingdao, Shandong 266590, China