Crystal bar clamp

The utility model discloses a crystal bar clamp, which belongs to the field of crystal bar processing and comprises a base, a track, a clamping ring and a jackscrew. The rail is vertically and fixedly connected with the base, the clamping rings are slidably connected with the rail through a plurality of jackscrews, and a plurality of fastening bolts are arranged on the clamping rings. The crystal bar fixing device has the advantages that the structure is simple, the crystal bar is convenient to disassemble, the crystal bar is firmly fixed, and the fixing position of the crystal bar can be changed. 本实用新型公开了一种晶棒夹具，属于晶棒加工领域，包括：底座，轨道、卡环以及顶丝；轨道与底座垂直固定连接，卡环为若干个，卡环通过若干个顶丝与轨道滑动连接，卡环上设置有若干个紧固螺栓，本实用新型结构简单，方便晶棒的拆卸，晶棒固定牢靠，能够改变晶棒固定位置。