Qirong Lu

Title: Qirong Lu: Innovator in Self-Locking Drill Chuck Technology

Introduction

Qirong Lu is a notable inventor based in Zhejiang, China. He has made significant contributions to the field of machinery with his innovative designs. His work primarily focuses on enhancing the functionality and efficiency of tools used in various applications.

Latest Patents

One of Qirong Lu's most recognized inventions is the self-locking drill chuck. This innovative device features a rotating sleeve equipped with a convex leaf spring fixed at both ends. The design includes a nut or ring that is securely connected to the nut, featuring a first groove and a second groove that align with the convex portion of the leaf spring. The self-locking structure incorporates a ring tooth on the drill body and a rotatable locking block attached to the nut or ring. This design allows for a positioning fit of metals, enabling self-locking and unlocking through a lever mechanism without interference in the self-locking structure. Qirong Lu holds 1 patent for this invention.

Career Highlights

Qirong Lu is currently employed at Zhejiang Sanou Machinery Co. Ltd., where he continues to develop innovative solutions in machinery. His expertise in design and engineering has made him a valuable asset to the company.

Collaborations

Qirong Lu collaborates with various professionals in his field, including his coworker Wenhua Zhou. Their combined efforts contribute to the advancement of technology in their industry.

Conclusion

Qirong Lu's contributions to the field of machinery, particularly with his self-locking drill chuck, demonstrate his innovative spirit and commitment to enhancing tool functionality. His work continues to influence the industry positively.