Precision Machined Stepped Shaft Components

Shaft structures featuring continuous outer diameter steps and a tapered guide end are commonly used as locating pins, alignment guide posts, or guide components in precision molds for automation equipment. The multi-stage diameter changes provide depth-limiting functions, while the tapered end facilitates quick insertion into mating holes, ensuring smooth assembly and coaxiality.

The machining focus for these parts lies in controlling the coaxiality of each stepped outer diameter and surface roughness to prevent jamming and wear during high-speed motion or frequent insertion/removal. For such slender workpieces with multiple diameter changes, one-pass bar stock machining using Swiss-type lathes (such as Tsugami or Star) is the ideal solution. This approach effectively avoids cumulative errors from secondary clamping, ensuring consistency in mass production.

Changzhou Aofeng Plastic Mold holds dual IATF 16949 and ISO 9001 quality management system certifications and possesses comprehensive inspection capabilities. Equipped with Vickers and Rockwell hardness testers, as well as metallographic microscopes, we strictly control material properties and critical dimensions. Please provide engineering drawings including tolerance requirements when purchasing. We will evaluate the specific machining plan and lead time based on material grade, surface treatment, and order quantity.