Hardware workpiece detection device

The utility model discloses a hardware workpiece detection device which comprises a device body, the top of the device body is provided with a top plate, and the middle position of the bottom end of the top plate is vertically provided with a detection cylinder. According to the hardware detection device, the disc, the sliding groove, the sliding block, the clamping groove, the pin roller, the moving rod, the extrusion air cylinder and the extrusion block are used in cooperation, the position of the extrusion block can be conveniently adjusted according to hardware of different shapes and specifications, a worker can place the hardware needing to be detected on the supporting block in the operation process, and the detection efficiency is improved. Then a worker drives an extrusion air cylinder to move through a moving rod, the extrusion air cylinder drives an extrusion block to move to the position over the hardware, then the extrusion air cylinder is started, the extrusion air cylinder drives the extrusion