The sensor elastic body was shear or bending of cantilever beam structure, one end fixed, one end bearing, shape of low height, high strength structure, it can be used for a variety of tensile and compressive force bearing and the measurement. It has: dustproof sealing, wide capacity, high precision, stable and reliable performance,it is convenient to install and use.Apply to electronic scale, weighing apparatus etc. ,such as weighing the various measuring, weighing industrial automation measurement and control system.