Piezoceramics buzzing piece appearance imperfections automatic checkout device

The utility model discloses a piezoceramics buzzing piece appearance imperfections automatic checkout device, its structure includes the watch -dog, a fixed base, the fixed plate, a display screen, asupporting plate, the bracing piece, the connecting plate, a pedestal, cabinet door, a screw, hinge plate, the machine case, control the platform, autoalarm, the watch -dog is connected with the surface of fixing base, cabinet door passes through screw and hinge plate hinged joint, the connecting plate with control a threaded connection, autoalarm with control a threaded connection, autoalarm includes the alarm lamp, the safety cover, the power cord, the mount, loudspeaker, the utility model relates to a piezoceramics buzzing piece appearance imperfections automatic checkout device, the structural autoalarm that is equipped with installs in the surface of controlling the platform, and as automatic checkout device's monitor detection during to the piezoceramics buzzing piece that has appearance imperfections, autoa