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基于脉冲微孔喷射的液滴沉积成型

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2016-10-20

Journal: 材料工程

Included Journals: Scopus、CSCD、ISTIC、PKU、EI

Volume: 44

Issue: 10

Page Number: 1-7

ISSN: 1001-4381

Key Words: 快速成型;脉冲微孔喷射法;沉积成型;金属微熔滴

Abstract: 基于脉冲微孔喷射法(POEM )开发均匀液滴喷射成型设备,可实现均匀微熔滴的逐滴三维沉积,并通过一系列实验研究一维柱沉积时微熔滴沉积位置的准确性以及一维线沉积时平台运动速率对微熔滴结合的影响。结果表明:微熔滴的沉积具有可重复性并且沉积位置准确;当平台运动速率为600μm/s时,微熔滴间的结合良好,表面光滑无明显缺陷。最后进行简单立体薄壁制件的沉积,制件结构稳定,熔滴排布均匀,因此该方法可实现金属均匀微滴的沉积成型。

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