Symmetrical pendulum type micro-thrust measuring device

The invention discloses a symmetric pendulum type micro-thrust measuring device which comprises a first support frame, a second support frame, a first bearing, a second bearing, a support rod, a firstbearing cover, a second bearing cover, a first swing arm, a second swing arm, a first chassis, a second chassis, a first connecting piece, a second connecting piece and a high-speed camera. The device has the advantages of being simple in structure, concise in calculation, small in system error, high in environment interference resistance, high in measurement accuracy and suitable for thrust measurement of a thruster with the small thrust-weight ratio. 本发明公开了一种对称钟摆式微推力测量装置，包括：第一支撑架、第二支撑架、第一轴承、第二轴承、支撑棒、第一轴承盖、第二轴承盖、第一摆臂、第二摆臂、第一底盘、第二底盘、第一连接件、第二连接件和高速摄影仪。本发明具有结构简单，计算简洁，系统误差小，抗环境干扰能力强，测量准确度高，适用于推重比小的推力器的推力测量的特点。