Fixing device for excitation table of spectrograph

The utility model relates to the technical field of spectrograph excitation tables, in particular to a fixing device for a spectrograph excitation table, which is simple in structure and low in use cost and comprises a base and a box, the excitation table is mounted on the base, and an upper mounting seat and a lower mounting seat are fixed on the outer wall of the front side of the box. A vertically arranged guide rod is arranged between the upper mounting seat and the lower mounting seat, the guide rod is slidably sleeved with a pressing rod, the pressing rod is provided with a through hole, the inner diameter of the through hole is larger than the outer diameter of the guide rod, a pressing seat is fixed to the bottom of the front end of the pressing rod, and a telescopic pressing head is arranged in the pressing seat through a spring. 本实用新型涉及光谱仪激发台技术领域，具体为一种光谱仪激发台用固定装置，其结构简单，使用成本低，其包括底座和箱体，所述底座上安装有激发台，所述箱体的前侧外壁固定有上安装座和下安装座，所述上安装座和所述下安装座之间设置有竖直布置的导向杆，所述导向杆上滑动套装有压杆，所述压杆上开设有内径大于所述导向杆外径的通孔，所述压杆的前端底部固定有压座，所述压座