[1]School of Mechanical Engineering, Xiangtan University, Xiangtan 411105, China;
[2]Key Laboratory of Welding Robot and Application Technology of Hunan Province, Xiangtan University, Xiangtan 411105, China;
[3]Engineering Research Center of Complex Trajectory Processing Technology and Equipment of Ministry of Education, Xiangtan University, Xiangtan 411105, China;
[4]State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China;