Fiber bragg grating weighing sensor, manufacturing method thereof and sensing system

The invention belongs to the technical field of sensors, and particularly relates to a fiber bragg grating weighing sensor, a manufacturing method thereof and a sensing system, the fiber bragg grating weighing sensor comprises an optical fiber, the optical fiber comprises a fiber core engraved with a fiber bragg grating along a preset direction and a columnar cladding covering the periphery of the fiber core, a plurality of regular hexagonal grid-shaped grooves are formed in the outer surface of the columnar cladding, and every two adjacent regular hexagonal grids share one side; and the metal shell assembly comprises a first metal bearing part and a second metal bearing part which is arranged opposite to the first metal bearing part, and the optical fiber is clamped between the first metal bearing part and the second metal bearing part. The fiber bragg grating weighing sensor is high in bearing capacity, long in fatigue life and high in sensitivity. 本发明属于传感器技术领域，特别涉及一种光纤光栅称重传感器及其制造方法与传感系统，光纤光栅称重传感器，包括：光纤，所述光