冻结陶瓷浆料激光扫描切割深度仿真与实验研究

IF 0.9 4区物理与天体物理 Q4 ENGINEERING, ELECTRICAL & ELECTRONIC

激光与光电子学进展 Pub Date : 2023-01-01 DOI:10.3788/lop221728

张耿 Zhang Geng, 陈桦 Chen Hua

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引用次数: 0

摘要

基于冻结浆料的分层实体制造方法在多孔陶瓷3D打印领域具有应用潜力。为了研究冻结陶瓷浆料的激光切割过程，建立了CO2激光面热源热传导数学模型，采用COMSOL有限元仿真模拟激光扫描加热过程，以纯冰为理想材料，结合实验研究建立激光切割深度数学模型。结果表明，冻结陶瓷浆料的激光切割过程与传统非金属材料相似，“V”字形的气化切割区深度随激光能量密度的增大而增大；由于陶瓷颗粒的吸热和散射作用，在冻结陶瓷浆料切割区下方存在热影响过渡区，实际切割深度与纯冰激光切割理论深度存在差异，在理论模型中引入材料特性相关修正系数后可较好地符合实际切割规律，为冻结陶瓷浆料激光切割工艺参数选择提供了参考。

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冻结陶瓷浆料激光扫描切割深度仿真与实验研究

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来源期刊

激光与光电子学进展 Multiple-

CiteScore

1.60

自引率

50.00%

发文量

18006

期刊介绍： Laser & Optoelectronics Progress, the first laser and optoelectronics journal published in China. The main columns include general, lasers and laser optics, fiber optics and optical communications, optical design and fabrication, materials, image processing, imaging systems, optical devices, remote sensing and sensors, atmospheric optics and oceanic optics, diffraction and gratings, atomic and molecular physics, detectors, thin films, ultrafast optics, etc. The journal is included in ESCI, INSPEC, Scopus, CSCD, Chinese Core Journals, Chinese Science and Technology Core Journals, and T2 level of the Classified Catalogue of High Quality Science and Technology Journals in Optical Engineering and Optical Fields, and other databases.