
PBF与DED:您应该选择哪种金属3D打印工艺?(深度) - 知乎
在本文中,我们比较了两种主要的金属3D打印工艺: 激光粉末床熔合 (L-PBF) 和 定向能量沉积 (DED)。 我们将研究每种技术的特性、最常见的应用和领先的制造商,突出它们的异同。 首 …
Laser Directed Energy Deposition - an overview - ScienceDirect
Directed energy deposition (DED) is a relatively new AM technique, using a focused energy source (usually CO 2 laser) to melt the filament/powder feedstocks that are being delivered …
定向能沉积(DED)增材制造:物理特性、缺陷、挑战和应 …
2022年5月18日 · 定向能量沉积(DED)是增材制造(AM)工艺的一个分支,在该工艺中,粉末或金属丝形式的原料被输送到同时聚焦激光束、电子束或等离子/电弧等能量源的基板上,从而 …
顶刊长篇综述《IMR》IF=19.56:钢的激光增材制造! - 知乎
本文首先简述了两种典型LAM(L-PBF 和 L-DED)的特点,讨论了不同 LAM 工艺参数对钢部件的尺寸精度、缺陷、残余应力、微观结构和机械性能的影响。 并以典型的奥氏体钢、铁素体钢 …
Directed energy deposition: Applications and outlook
2021年10月20日 · Laser DED (L-DED) systems consist of three main components: a laser beam that delivers energy to form a melt pool atop a substrate; a feedstock delivery system that …
Laser-directed energy deposition: principles and applications
2021年1月1日 · Laser-directed energy deposition (LDED) is an additive manufacturing (AM) process to build a component by delivering energy and material simultaneously. A laser beam …
Laser Directed Energy Deposition based Additive ... - ScienceDirect
2020年10月1日 · Mechanical strength found to be higher than conventional Copper. This paper reports a systematic investigation on the Laser Directed Energy Deposition (LDED) based …
Laser-Based Directed Energy Deposition (L-DED) Processing of …
2022年11月24日 · Lased-based directed energy deposition (L-DED) is an additive manufacturing (AM) technique whereby products are fabricated in a layer-wise manner. When the raw …
3-D Printing by Laser-Assisted Direct Energy Deposition
2021年7月29日 · Laser-assisted direct energy deposition (LDED) is an additive manufacturing technology which involves melting/fusion of materials in the form of powder or wire using laser …
中国航发等 l DED定向能量沉积增材制造钛合金工艺近期研究
2024年2月19日 · 摘要:激光定向能量沉积(l-ded)是一种点、线、面逐步升维的制造工艺,广泛应用于中大型复杂构件的生产制造。 但是在小型构件沉积时会出现比较大的沉积偏差,尤其 …
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