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요약정보
像增强管激光封接过程中的气密性研究 / Research on air tightness of image intensifier tube during laser sealing
Resource Type
Academic Journal
Authors
李阳
;
朱宇峰
;
来悦颖
;
杜金娟
;
郝子恒
;
徐志锋
;
邬昊宇
;
干林于
;
陈鹏
;
LI Yang
;
ZHU Yufeng
;
LAI Yueying
;
DU Jinjuan
;
HAO Ziheng
;
XU Zhifeng
;
WU Haoyu
;
GAN Linyu
;
CHEN Peng
Source
应用光学 / Journal of Applied Optics
. 43(6):1202-1206
Subject
微光像增强器
气密性
激光封接
显微硬度
微观组织
Language
Chinese
ISSN
1002-2082
Online Access
Scopus
Find it @ DONGA
초록
采用高功率YAG激光焊接机对高性能三代像管管壳后端(4J34可伐合金)与荧光屏屏环(4J49可伐合金)进行封接试验.研究了激光功率、脉冲宽度对焊接接头成型及表面热扩散的影响规律.研究表明:4J34合金与4J49合金表面成型质量在设备最大工作电流100 A,激光功率195 W及脉宽1.7 ms时最好,相对于激光功率,脉冲宽度对焊缝熔宽和熔深的影响更加显著,接头焊接中心区硬化最为严重,其硬度最大,热影响区次之.
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