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Neway CNC Obtained Patent for Spindle Waterproof Structure, Spindle End Waterproof Structure Prevents Cutting Fluid from Entering the Spindle
March 21 News, according to the State Intellectual Property Office information, Nuowei CNC Equipment (Suzhou) Co., Ltd. applied for a patent titled “Waterproof End Structure of Spindle and Machine Tool,” with authorization announcement number CN224017684U, granted on March 20, 2026. The application number is CN202520378612.8, published on March 20, 2026, with an application date of March 5, 2025. Inventors are Wang Yunan, Guo Yulong, Wang Wei, Zhao Kangyuan. The patent agency is Beijing Yuanda Zhuoyue Intellectual Property Agency Co., Ltd., patent agent Chen Lin, classified under F16H57/029.
Patent Abstract: The utility model discloses a waterproof end structure of a spindle and a machine tool, belonging to the field of machine tools. It includes a spindle seat and a spindle, with the spindle rotatably installed inside the spindle seat. The waterproof end structure also includes a waterproof cover, a first sealing ring, and a water blocking ring. The waterproof cover is fixed to the end of the spindle, the first sealing ring is installed between the waterproof cover and the spindle, with the axis of the sealing ring coinciding with the spindle axis. The water blocking ring is fixed to the spindle seat. The end of the waterproof cover has a groove extending in the same direction as the spindle axis. The water blocking ring partially fits into the groove. Through this design, the first sealing ring seals between the waterproof cover and the spindle, and the water blocking ring, located in the groove, forms a seal, further preventing cutting fluid from entering the spindle.
Tianyancha data shows that Nuowei CNC Equipment (Suzhou) Co., Ltd. was established on April 29, 1997. The legal representative is Guo Guoxin. The industry is general equipment manufacturing. The company is large-scale, with a registered capital of 457,333,380 RMB and paid-in capital of the same amount. The registered address is No. 69, Tong’an Xunyangjiang Road, Suzhou High-tech Zone. The company has invested in 1 enterprise, participated in 297 bidding projects, and has 23 trademark records, 416 patent records, and 46 administrative licenses.
Recent patent information for Nuowei CNC Equipment (Suzhou) Co., Ltd.:
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