College of Mechanical and Electrical Engineering Nanjing University of Aeronautics and Astronautics Nanjing 210016 People’s Republic of China;
College of Mechanical and Electrical Engineering Nanjing University of Aeronautics and Astronautics Nanjing 210016 People’s Republic of ChinaDepartment of Mechanical Engineering Henan Institute of Technology Xinxiang 453003 Henan People''s Republic of China;
College of Mechanical and Electrical Engineering Nanjing University of Aeronautics and Astronautics Nanjing 210016 People’s Republic of China;
College of Mechanical and Electrical Engineering Nanjing University of Aeronautics and Astronautics Nanjing 210016 People’s Republic of China;
College of Mechanical and Electrical Engineering Nanjing University of Aeronautics and Astronautics Nanjing 210016 People’s Republic of China;
Moving shaft; Ball screw; Thermal expansion; Thermal deformation coefficient; Error modeling;