Shigeru Yamada

Title: Shigeru Yamada: Innovator in Tool Management Systems

Introduction

Shigeru Yamada is a prominent inventor based in Takaoka, Japan, known for his significant contributions to the field of machine tools. With a total of 15 patents to his name, Yamada has developed innovative solutions that enhance the efficiency and functionality of machining processes.

Latest Patents

One of Yamada's latest inventions is an automatic tool exchange system for machine tools. This system allows for a flexible tool management mode, enabling users to select between a fixed address scheme and a memory random scheme during the operation of a machining center. The control unit of this system manages the drive units of the tool exchanger and magazine, incorporating a storage unit that holds tool information. This information includes a registered correspondence relationship between tools and their corresponding addresses in the magazine. The system also features a modifying unit that allows for adjustments to the tool information and a tool exchange instruction unit that designates the tool to be used in each machining step according to the machining program.

Another notable invention is a clamp device designed to shorten the spindle, facilitating the downsizing of spindle devices. This clamp mechanism allows for the removable mounting of a tool holder to a rotary spindle device. The design includes a reciprocation drive mechanism that produces a rearward movement, effectively engaging the draw-in sleeve with steel balls and ensuring a secure clamp state.

Career Highlights

Throughout his career, Shigeru Yamada has worked with notable companies, including Kitamura Machinery Co., Ltd. and has served as an advisor to the Governor of Toyama Prefecture, Yutaka Nakaoki. His work has significantly impacted the machining industry, leading to advancements in tool management and device design.

Collaborations

Yamada has collaborated with esteemed colleagues such as Koichiro Kitamura and Katsuji Taniguchi, contributing to various projects that have furthered innovation in machine tools.

Conclusion

Shigeru Yamada's inventive spirit and dedication to improving machining technology have made him a key figure in the industry. His patents reflect a commitment to enhancing efficiency and functionality in tool management systems.