[1] Liu Q C, Janardhana M, Hinton B et al. Laser cladding as a potential repair technology for damaged aircraft components[J]. International Journal of Structural Integrity, 2, 314-331(2011).

[2] Liu J D, Sun W L, Huang Y. Trajectory planning of curved surface subdivision robot arm and positioner by laserc ladding[J]. Laser & Optoelectronics Progress, 55, 071402(2018).

[3] Chen Y, Sun W L, Huang Y et al. Path planning of laser cladding for curved surface parts[J]. Laser & Optoelectronics Progress, 53, 061405(2016).

[4] Kathuria Y P. Some aspects of laser surface cladding in the turbine industry[J]. Surface and Coatings Technology, 132, 262-269(2000).

[5] Li Y J, Li J N[M]. Laser welding/cutting/cladding technology, 202-205(2012).

[6] Zhang M X, Liu C M, Shi X Z et al. Residual stress, defects and grain morphology of Ti-6Al-4V alloy produced by ultrasonic impact treatment assisted selective laser melting[J]. Applied Sciences, 6, 304(2016).

[7] Chen C Y, Deng Q L, Song J L[J]. The influence of ultrasonic vibration on the process of laser cladding Electromachining & Mould, 2005, 37-40.

[8] Wang T, Zhang A F, Zhang W L et al. Review on ultrasonic vibration assisted laser metal forming technology[J]. Applied Laser, 35, 733-736(2015).

[9] Chen C Y, Deng Q L, Song J L et al. Influence of Ni content and ultrasonic vibration to cracks in process of laser cladding[J]. Journal of Nanjing University of Aeronautics & Astronautics, 37, 44-48(2005).

[10] Wang Y L, Liu S Y, Zhang X Y et al. Experiments and analyses of 3540Fe/CeO2 coatings by ultrasonic vibration assisted laser cladding[J]. China Mechanical Engineering, 29, 2600-2605(2018).

[11] Li D Y, Zhao L Z, Zhang J et al. Influence of ultrasonic vibration on temperature field of TiC/FeAl composite coating in laser cladding[J]. Heat Treatment of Metals, 40, 190-194(2015).

[12] Wang W, Guo P F, Zhang J Z et al. Ultrasonic effect on laser cladding BT20 titanium alloy process[J]. Chinese Journal of Lasers, 40, 0803004(2013).

[13] Zhang X Y. Study on the coating technology of 3540Fe/CeO2 with ultrasonic vibration assisted laser[D]. Qingdao: Qingdao University of Technology(2018).

[14] Zhang J Q. Resesarch of laser cladding on 45 steel[D]. Jinzhou: Liaoning University of Technology(2016).

[15] Fu F X, Chang G R, Zhao X X et al. Influence of laser spot diameter on cladding layer cracking[J]. Laser & Optoelectronics Progress, 52, 031401(2015).

[16] Liu P L, Sun W L, Huang Y et al[J]. Effect of laser power on properties of cladding Ni based coatings Machinery Design & Manufacture, 2018, 149-152.