国内外调焦机构研究综述及发展趋势

Review and Development Trend of Domestic and Foreign Focusing Mechanism

调焦是高能激光系统中发射聚焦装置的关键一环。调焦机构对系统的瞄准和打击精度有着重要作用。为了解调焦机构的研究现状和发展趋势,首先对国外各类研究成熟的调焦机构进行了介绍,并分析了其调焦控制的原理以及针对各类技术问题所提出的解决方案。对于国内研究情况,则着重介绍了凸轮、丝杠、蜗轮蜗杆和直接驱动四种形式的调焦机构。然后分析了其控制调焦的基本原理,并介绍了应用于不同系统的调焦机构的设计特点。通过分析各类型调焦机构的设计及控制,总结和对比了它们的优点与不足,提出了适用于高能激光系统的调焦机构设计思路及研究方向,为高能激光系统调焦机构研究打下了技术基础。

Focusing is a key part of the launch focusing device in high-energy laser systems,and the focusing mechanism plays an important role in the targeting and striking accuracy of the system.In order to understand the research status and development trend of focusing mechanism,various types of foreign mature focusing mechanisms are introduced firstly.The principle of their focusing control and the solutions of various technical problems are analyzed.The domestic research situation focuses on four types of focusing mechanisms:cam,screw,worm gear and direct drive.For each form of focusing mechanism,the basic principle of controlling focusing is analyzed,and the design features of the focusing mechanism applied to different systems are introduced.By analyzing the design and control of each type of focusing mechanism,the advantages and disadvantages are summarized and compared,and the design ideas and research directions of the focusing mechanism for high-energy laser systems are proposed to lay the technical foundation for the research on focusing mechanism of high-energy laser systems.