On the morning of March 18, 2023, Hunan Yuhuan Precision Manufacturing Co., Ltd., a holding subsidiary of Yuhuan CNC, and Hunan University jointly completed the "High-precision CNC Composite Vertical Grinding Technology and Equipment", "Five-axis CNC Automatic Grinding and Polishing Technology and Equipment" scientific and technological achievements appraisal meeting was held in Yuhuan Science and Technology Park. The China Machinery Industry Federation and the Appraisal Committee spoke highly of the related technologies and products: the overall technical level is internationally advanced, and the two technologies are internationally leading!

The appraisal committee formed an appraisal opinion after listening to the report of the project team, inspecting the production site, questioning and discussing: the high-precision CNC compound vertical grinding technology and the overall technology of the equipment have reached the international advanced level, and the planar throttling adaptive stiffness adjustment technology is in the international advanced level. Leading level; five-axis CNC automatic grinding and polishing technology and equipment project products are technically difficult and innovative, and the overall technology has reached the international advanced level. Among them, the multi-process and multi-workpiece grinding and polishing technology and the automatic replacement of grinding and polishing disc technology are at the international leading level.

Hunan Yuhuan Precision Manufacturing Co., Ltd. is a holding subsidiary of Yuhuan CNC. Its development goal is to develop and manufacture high-end precision machine tools, focusing on promoting the incubation and cultivation of high-end machine tools and core components, and tackling key technologies and manufacturing of high-end key equipment. In recent years, Yuhuan Precision has invested tens of millions of yuan in scientific research funds, absorbed and trained a group of scientific and technological talents, researched and solved many technical problems of precision grinding and poleermasjien tools. Five-axis CNC automatic grinding and polishing technology and equipment - YHJ2MK85125 five-axis CNC The multi-station automatic polishing machine has the industry's first "real-time force control + automatic update of consumables"

"Change" function, which can realize 3D complex surface grinding and polishing in one, and promote the development of grinding and polishing of appearance parts in the 3C industry towards high integration, flexibility and intelligence: High-precision CNC composite vertical grinding technology and equipment - YHJMKG2880 The processing accuracy of high-precision CNC compound vertical slypmasjien has reached IT3~IT2 level, breaking the dependence on imports of domestic high-end CNC slypmasjiene, realizing the import substitution of high-precision CNC grinding machines, and also bringing a strong impetus to the technological innovation of Yuhuan Precision. For Yuhuan Precision's "production, learning, research and application" exchanges and cooperation, a higher and wider platform.

This achievement appraisal provides a communication and learning platform for technical personnel and the company's scientific and technological management personnel, which helps to make up for shortcomings, strengths and weaknesses, and continuously improve the company's technological innovation level. Next, the company will continue to promote the in-depth research and development of high-end CNC grinding machine tools, and is committed to becoming a world-class leader in high-end precision grinding and grinding and polishing equipment.