Fine blanking die surface foreign matter detection device

The utility model discloses a device for detecting foreign matters on the surface of a fine blanking die, which relates to the technical field of fine blanking detection and comprises a movable base, a support is arranged at the top end of the movable base, two detection devices are respectively mounted on the support, and a feeding belt and a discharging belt are respectively arranged on two sides of the top end of the movable base and positioned in the support. The material overturning mechanism is arranged in the support and located between the feeding belt and the discharging belt, the material overturning mechanism comprises an overturning base rotationally arranged in the support, a plurality of partition plates are clamped in the overturning base, the workpieces detected on the feeding belt can be overturned to the discharging belt to be detected through the overturning mechanism, and then overturning of the workpieces can be completed; and meanwhile, the partition plates can be movably connected to th