【激光熔覆加工】这种加工方式(laser melting deposition,LMD)是三维打印、增材制造的一种。LMD的核心部件是激光熔覆头,在成型过程中,计算机根据三维模型的层面数据,精准控制激光熔覆头发射激光,并喷射和熔融金属粉末,形成多个凝固金属层,最终堆积成实体的零部件。这样成型的零件,力学性能好,而且可以具备很大的尺寸,...
2.Directional rapidly solidified Ni-base superalloy Rene95 with ultra-fine columnar grain structure was produced by the laser melting deposition (LMD) manufacturing process.采用激光熔化沉积定向快速凝固工艺,制备出了具有快速定向生长微细柱晶组织的Rene95高温合金板状试样,其一次枝晶间距约为7μm、枝晶间完...
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In view of the problems of long installation and debugging cycles, and process parameters requiring multiple trial and error in the research and development (R & D) process of laser melting deposition (LMD) equipment, this paper focuses on building an LMD equipment model based on digital twin ...
Laser metal deposition at TWI Additive Manufacturing Laser Metal Deposition Manufacturing (LMD) Examples of our work with Laser Metal Deposition Repair of mould tool surfaces Repair of high-value parts such as aeroengine components and military vehicles ...
Laser melting deposition 24CrNiMo steel Formability Microstructure 1. Introduction Laser melting deposition (LMD) is a rapidly developing additive manufacturing technology. This technology uses a laser as a heat source, which moves according to the route set by a computer to create a moving molten po...
Microstructural evolution and mechanical properties of laser melting deposited Ti-6.5Al-3.5Mo-1.5Zr-0.3Si titanium alloy A rectangular plate of Ti–6.5Al–3.5Mo–1.5Zr–0.3Si titanium alloy was fabricated by laser melting deposition (LMD) technology. Macrostructure and micros... HS Ren,XJ Tian,D...
Laser Melting Deposition (LMD) of Inconel 738 (IN738) superalloy is a promising process for the remanufacturing of gas turbines and aerospace engines, but the cracking has not been thoroughly understood and controlled. This paper conducts a comprehensive study on the cracking behavior by using opti...
Laser Metal Deposition (LMD) On the Ground in Linares, Spain for the Meltio M600 Launch As detailed in a previous post, metal 3D printer manufacturer Meltio launched its latest wire-laser metal deposition (LMD) machine, the Meltio M600, at its headquarters in Linares, Spain. There, I was...
Gasser A,Backes G,Kelbassa I,et al.Laser additivemanufacturing:Laser metal deposition(LMD)and selectivelaser melting(SLM)in turbo-engine application[J].Laser Techmik Journal,2010,7(2):58-63.Gasser A, Backes G, Kelbassa I, Weisheit A, Wissenbach K. Laser additive manufacturing: laser metal ...