SPMT fingerprint test fixture

The utility model provides an SPMT fingerprint test fixture, which belongs to the technical field of fingerprint test, solves the problems that the fixation degree of a to-be-tested piece is poor, the to-be-tested piece is not protected and the positioning is inaccurate in the traditional fingerprint fixture, and comprises a bottom plate and a support plate, a fixing plate is installed at the upper end of the bottom plate, two hydraulic rods are installed on the fixing plate, clamping plates are installed at the telescopic ends of the hydraulic rods, and a to-be-tested piece is installed between the two clamping plates; a hydraulic rod is controlled to stretch out and draw back to realize clamping of a clamping plate, so that the to-be-tested piece is fixed, a spring plays a buffering role during clamping, and the protectiveness and the fixation degree of the to-be-tested piece are improved; a white flat-head detection head and a black flat-head detection head are pressed downwards by controlling rotation of