Cylindrical battery diameter batch detection special machine

The utility model discloses a cylindrical battery diameter batch detection special machine comprising a rack, the rack is provided with a conveying assembly used for conveying cylindrical batteries and an output assembly used for outputting the cylindrical batteries, and the output assembly is provided with a sorting assembly used for sorting the cylindrical batteries; a detection assembly arranged on the rack is arranged between the conveying assembly and the output assembly, and a clamping assembly used for clamping the cylindrical battery is arranged above the detection assembly. The cylinder sorting device has the advantages that automatic feeding, diameter detection and sorting discharging of cylinders are achieved, the automation degree is high, manual operation is not needed in the whole process, and the working efficiency is greatly improved. In addition, compared with a video sensor imaging contrast method adopted in the prior art, the special machine is simple in measurement, high in detection preci