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长春理工大学本科毕业论文编号本科生毕业论文振镜控制系统设计Galvanometercontrolsystemdesign2011年5月长春理工大学本科毕业论文摘要随着激光器技术和电子器件技术的飞速发展，振镜激光扫描技术以其高速、精确扫描的优点广泛应用于快速成形技术中,成为其核心部件。振镜实现ATP控制的私服系统是极具前景的通信方式。由于空间环境复杂，通信距离遥远，而可靠的通信对跟瞄精度要求很高，振镜控制技术成为实现空间光通信的关键和难题。高精度的视轴稳定技术是实现整个打标机的核心。因此，对打标机中的视轴稳定系统的研究非常必要。因此提出了采用PZT振镜实现光束的精确控制。根据精跟踪系统对伺服平台的要求，从静态控制精度、谐振频率、带载能力、控制范围、带宽方面对振镜进行了详细的分析，选取了合适的振镜平台和驱动方式，验证了PZT振镜在快速伺服上的应用。关键词：振镜控制打标机PZT驱动器仿真长春理工大学本科毕业论文2AbstractWithlasertechnologyandelectroniccomponentsandtechnologyrapiddevelopment,galvanometerlaserscanningtechnologytoitshighspeed,accuratescanwidelyappliedtotheadvantagesofrapidformingtechnique,asitscorecomponents.ThegalvanometerATPcontrolprivateserversystemisextremelypromisingwaytocommunicate.Becauseofthespaceenvironmentcomplex,communicationdistant,andreliablecommunicationswithtracking&pointingaccuracyrequirementofveryhigh,galvanometercontroltechnologytobecomethekeyrealizationspaceopticalcommunicationandproblems.Precisionviewaxisstabletechnologyistorealizethewholemarkingmachinecore.Therefore,therallymarkingmachineship-swayingstabilizationsystemstudyisverynecessary.ThereforeproposesusingPZTgalvanometeraccuratecontrolofbeam.Accordingtofinetrackingsystemforservoplatformrequirement,fromthestaticcontrolaccuracyandtheresonantfrequency,bringloadcapacity,controlscope,bandwidthaspectsofgalvanometerareanalyzedindetail,andtheproperselectionofthegalvanometerplatformanddrivemode,andverifiesthePZTgalvanometerapplicationinquickservo.Keywords:GalvanometercontrolMarkingmachinePZTDRIVESIMULATION长春理工大学本科毕业论文I目录绪论...............................................................1第一章振镜控制系统.................................................21.1振镜的定义..........................................................................................................................................21.2激光振镜..............................................................................................................................................21.3振镜控制系统的广泛应用..................................................................................................................21.4论文研究的目的和内容......................................................................................................................6第二章自由空间光通信APT系统.......................................72.1ATP系统的组成...................................................................................................................................72.2ATP系统描述.......................................................................................................................................92.3精跟踪子系统的跟踪精度................................................................................................................10第三章精跟踪系统对伺服平台的要求..................................143.1ATP系统对振镜的要求...................................................................................................................143.2振镜平台的选取................................................................................................................................163.3振镜各种驱动方式的特点................................................................................................................17第四章PZT驱动器的基本原理及特性..................................204.1PZT的基本概念.................................................................................................................................204.2PZT的特性分析..................................................................................................................................21第五章PZT振镜的设计..............................................245.1振镜伺服系统总体框图....................................................................................................................245.2PZT驱动平台....................................................................................................................................255.3PZT振镜驱动....................................................................................................................................265.4PZT振镜伺服控制模块....................................................................................................................275.5数字控制补偿.......................................................................................................................................285.6接口....................................................................................................................................................35第六章实验系统测试结果............................................376.1精跟踪环建模...................................................................................................................................376.2实验数据............................................................................................................................................406.3控制精度的测试................................................................................................................................40结论..............................................................43长春理工大学本科毕业论文1绪论21世纪是科技飞速发展的时代，其中以信息的传输和交换技术发展最为快速。随着激光器技术和光电子器件技术的飞速发展，以