Base and nozzle blowing waveform testing device

The invention provides a base and a nozzle blowing waveform testing device. The base is used for testing the blowing waveform of a nozzle opening of the nozzle assembly; the nozzle assembly is provided with a nozzle opening row, wherein the nozzle opening row is provided with a plurality of nozzle openings which are arranged at equal intervals, the nozzle openings are the same in shape and size and are aligned in the arrangement direction, the base comprises a main body and two positioning claws, and the main body is provided with a first through hole that penetrates through the main body in the front-back direction of the main body and is used for containing a sensor which is located in the first through hole and is aligned with one corresponding nozzle opening and used for detecting theblowing waveform; the two locating claws are symmetrically located on the two sides of the first through hole of the main body in the left-right direction; wherein each positioning claw is used for being in interference fit w