The invention aims to provide a bolt combination surface dynamic stress monitoring device. The bolt combination surface dynamic stress monitoring device is characterized in that a PVDF piezoelectric type stress monitoring sensor is placed at the combination surface of two monitored workpiece bolts, a shell of the PVDF piezoelectric type stress monitoring sensor is provided with a lead through hole, a wire is connected with a signal acquisition processing circuit through the lead through hole, the signal acquisition circuit is used for amplifying, filtering and wirelessly transmitting a dynamicstress signal, through holes used in cooperation with a double-head stud are formed in an upper workpiece and a lower workpiece, the PVDF piezoelectric type stress monitoring sensor comprises a concave protection shell, an insulation pressing connection layer, a conductive layer, a PVDF piezoelectric film and a wiring terminal, the signal acquisition processing circuit comprises a charge amplification circuit, a voltage amplification circuit, a filter circuit and a wireless signal transmission circuit. According to the bolt combination surface dynamic stress monitoring device, the structure is simple, the size is small, the operation is convenient, bolt combination surface dynamic stress implementation monitoring can be achieved, through the wireless transmission, the use space can be saved, and the wiring trouble can be reduced.