Optical fiber sensing measurement device for small module gear measurement

The invention provides an optical fiber sensing measurement device for small module gear measurement. The optical fiber sensing measurement device comprises a supporting frame, a clamping device, an optical fiber displacement sensor, a CCD telecentric camera and a computer. The clamping device is arranged on the supporting frame; the optical fiber displacement sensor is arranged on the clamping device; the optical fiber displacement sensor comprises a light source emitting device, an emitting optical fiber, a receiving optical fiber, a light intensity sensor, a data processing module, a miniature measuring head and an elastic element. One end of the transmitting fiber is connected with the light source transmitting device; one end of the receiving fiber is connected with the light intensity sensor; the other end of the transmitting fiber and the other end of the receiving fiber are combined into a fiber probe; the miniature measuring head is connected with the optical fiber probe through an elastic element, a