Detection device for PIN needle on injection molding finished product

The utility model discloses a detection device for a PIN needle on an injection molded part finished product, the detection device is used for detecting a fan motor stator, the detection device comprises a rack, a cylinder and a detection assembly, the fan motor stator is arranged at the lower part of the rack, the cylinder is arranged at the upper part of the rack, and the detection assembly comprises a lifting detection head. The lifting detection head is provided with two plugging holes corresponding to PINs on a fan motor stator, the top ends of the interiors of the two plugging holes are provided with conductive contact blocks, the rack is provided with an indicating lamp and a power supply, and the indicating lamp, the power supply and the two conductive contact blocks form a detection circuit; according to the utility model, through the electric conduction performance between the PINs and the stacked silicon steel sheets, the exposed height of the PINs and the plugging state of the PINs and the stacked