高精度小型经纬仪转轴锁紧机构结构设计  

Structure Design of High-precision Small Theodolite Shaft Locking Mechanism

作　　者：王丹丹[1] 张春林[1] 邓健[1] 曹永刚[1] WANG Dan-dan;ZHANG Chun-lin;DENG Jian;CAO Yong-gang(Changchun Institute of Optics,Fine Mechanics and Physics,Chinese Academy of Sciences,Changchun Jilin130033,China)

机构地区：[1]中国科学院长春光学精密机械与物理研究所,吉林长春130033

出　　处：《机电产品开发与创新》2024年第4期34-36,共3页Development & Innovation of Machinery & Electrical Products

摘　　要：随着光测设备对机动化、小型化的需求增多,受系统空间限制,原大型经纬仪的转轴锁紧机构复杂,占用空间大,加工难度大,并不适用小型经纬仪转轴锁紧。本文根据项目特点设计了小型经纬仪转轴锁紧结构,具有稳定性高、结构简单、加工难度小、占用空间小等特点,可以实现经纬仪在任意角度的转轴锁紧,实现凝视功能。其中对锁紧机构的组成与工作原理进行了详细的介绍与阐述,经过计算选择核心零件的材料,实践结果表明了该结构的合理性。With the increasing demand for motorization and miniaturization of optical measuring equipment,limited by system space,the rotating shaft locking mechanism of the original large theodolite is complicated,it occupies a large space and is difficult to process,it is not suitable for locking the rotating shaft of small theodolite.According to the characteristics of the project,small theodolite shaft locking structure is designed in this paper,it has the characteristics of high stability,simple structure,small processing difficulty and small space occupation,etc.It can realize?the rotating shaft locking of theodolite at any angle,realize gaze function.The composition and working principle of the locking mechanism are introduced and expounded in detail,after calculation select the material of the core components,The practical results show that the structure is reasonable.

关 键 词：小型经纬仪 经纬仪转轴 锁紧机构 高精度测量 

分 类 号：TH761.1[机械工程—仪器科学与技术]