Xin Liu
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超声辅助聚氨酯冲裁工艺研究
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Indexed by:期刊论文

Date of Publication:2019-02-20

Journal:电加工与模具

Issue:1

Page Number:69-73

ISSN No.:1009-279X

Key Words:聚氨酯冲裁;微冲裁;超声辅助;有限元

Abstract:聚氨酯冲裁工艺是采用聚氨酯弹性体与金属模具相互作用,对板料施加冲切动作,从而得到冲孔件或落料件的一种工艺.设计了一套聚氨酯微孔阵列冲裁模具,将振动频率为40 kHz的超声振动施加到冲头上进行冲裁实验,并对实验结果进行分析.通过选取超声电源、设计超声波换能器、根据换能器、冲头的尺寸解析设计圆锥变幅杆,并使用ANSYS优化变幅杆结构进行超声辅助聚氨酯微孔阵列冲裁实验.结果表明:超声振动对材料的软化作用优化了冲裁过程,扩大了模具的工艺参数范围,使模孔深度对板料成形过程的影响减小,从而达到降低模具加工成本的作用.

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Main positions:创新创业学院院长

Gender:Male

Date of Birth:1981-12-01

Alma Mater:大连理工大学

Degree:Doctoral Degree

School/Department:创新创业学院

Discipline:Mechanical Manufacture and Automation. Materials Surface Engineering. Plasma physics. Biomedical Engineering

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