Chinese Journal of Lasers, Volume. 41, Issue 11, 1103006(2014)
Research of Fiber Laser Cladding Repairing Process with Wire Feeding
Fiber laser cladding repairing is performed on the surface of stainless steel with wire feeding. The effects of laser process parameters on the cladding track geometry are studied. In order to apply on multi-track and multi-layer cladding repairing practice, the best range of overlapping rate is also investigated. The results show that the laser cladding track geometry is mainly attributed to laser power, scanning speed and wire feeding speed, while defocusing distance has relatively small effect on the formation and geometry of cladding track. When the laser energy density is 100 J/mm2 and the wire fusion rate is 39.44×10-6 g/J, the stable and smooth cladding track is obtained. When the overlapping rate varies from 45 % to 53 %, the values of multi-track single-layer cladding surface smoothness are 100 μm or less.
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Li Kaibin, Li Dong, Liu Dongyu, Pei Guangyu. Research of Fiber Laser Cladding Repairing Process with Wire Feeding[J]. Chinese Journal of Lasers, 2014, 41(11): 1103006
Category: laser manufacturing
Received: Apr. 28, 2014
Accepted: --
Published Online: Oct. 8, 2014
The Author Email: Kaibin Li (lkbaaa@163.com)