Slender rod piece machining device

The utility model provides a slender rod piece machining device which is used for machining a slender rod piece blank into a slender rod piece finished product and comprises a base, a cavity die and four air cylinders. The cavity die is fixedly connected with the base, and four machining assemblies are arranged on the cavity die. The four air cylinders are arranged on the cavity die, and air cylinder arms are connected with the four machining assemblies respectively and used for assisting in limiting and fixing of machined parts. According to the slender rod piece machining device, the cavitydie, the machining assembly and the air cylinder are used for locking and positioning a machined piece, the four molded surfaces and the two end faces are machined at the related positions through thecutter, and a slender rod piece finished product is obtained. The structure is simple, operation is easy and convenient, machining precision can be improved, and the problem of low production efficiency is solved. 本实用新型提供一种细长