Digital multifunctional vibration calibration system

The utility model relates to a digital multifunctional vibration calibration system, comprising a calibration tester, a vibrating platform main body, a computer processor and a vibration testing platform, wherein the calibration tester comprises a fixed frequency exciting circuit and a signal receiving circuit which are respectively connected with a standard sensor and a tested sensor; the calibration tester is connected with the computer processor by an interface; the vibration testing platform is provided with a base and a bracket supporting column fixed on the base; and the vibrating platform main body is fixed on the bracket supporting column and is sequentially provided with a first sensor fixing bracket, a horizontal supporting arm and a second sensor fixing bracket upwards along the bracket supporting column from the vibrating platform main body. Compared with the prior art, the digital multifunctional vibration calibration system has the beneficial effects that the calibration and test of a plurality of sensors on one testing platform are achieved, the installation and the wire connection are simple, the labor intensity of operators is reduced, the adjustment and the calibration are convenient, and the accuracy of the calibration is improved.