专利视角下激光冲击强化技术发展现状研究  

Research on the Development Status of Laser Shock Peening Technology from the Perspective of Patent

作　　者：马永新 杨文杰 王浩 张瑄珺[1,2] 宋晓航 陈海鹏 曹瑞哲 陆越 Ma Yongxin;Yang Wenjie;Wang Hao;Zhang Xuanjun;Song Xiaohang;Chen Haipeng;Cao Ruizhe;Lu Yue(Shanghai Institute of Laser Technology Co.,Ltd.,Shanghai 200233,China;Shanghai Engineering Research Center of Laser Intelligent Manufacturing,Shanghai 200233,China;Shanghai Academy of Science and Technology,Shanghai 201203,China)

机构地区：[1]上海市激光技术研究所有限公司,上海200233 [2]上海激光智能制造工程技术研究中心,上海200233 [3]上海科学院,上海201203

出　　处：《应用激光》2023年第6期102-109,共8页Applied Laser

基　　金：“上海市浦江人才计划”项目(22PJ1421600);国家商用飞机制造工程技术研究中心创新基金项目(COMAC-SFGS-2021-603)。

摘　　要：激光冲击强化是一种利用激光束对金属材料表面改性的表面强化技术,具有非接触、可控性强、强化效果突出等特点,在金属表面强化领域得到广泛应用。为更好地了解激光冲击强化技术发展现状和趋势,推动我国在该技术领域的科技研究和创新应用发展,基于Incopat专利数据库,对全球激光冲击强化专利的申请趋势、区域布局、创新主体、研究主题等进行多维度分析。研究发现:激光冲击强化技术正处于发展上升周期,美国、日本是该领域重要的创新主体;中国虽起步较晚,但发展迅速,尤其近几年专利数量逐渐占据主导地位,显示了强大的创新活力,但也存在研究主体集中在高校、科研院所,海外布局薄弱等问题。对此,提出了我国激光冲击强化技术的发展建议。Laser shock peening is a surface strengthening technology that uses laser beams to modify the surface of metal materials.It has the characteristics of non-contact,strong controllability,and outstanding strengthening effects,and which is widely used in metal surface strengthening.In order to better understand the development status of laser shock peening technology,and promote scientific and technological research and innovative applications development in this field in China,This paper analyzed from multiple dimensions such as the application trends,regional layout,innovation subjects,research topics of global laser shock strengthening patents based on the Incopat patent database.The study found that laser shock peening technology is in an upward cycle of development,with the United States and Japan being important innovation subjects in this field.China has developed rapidly although started relatively late,especially in recent years.The number of patents has gradually dominated,showing strong innovation vitality.However,it is also found that the research subjects are concentrated in universities and research institutes,and the overseas layout is weak,etc.In view of this,this paper proposed development suggestions for laser shock strengthening technology in China.

关 键 词：激光冲击强化 专利分析 专利布局 技术现状 

分 类 号：TN249[电子电信—物理电子学]