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Kiyowa Iron Works Co., Ltd., founded in 1920, has been committed to the research and development and manufacturing of gear processing equipment since its establishment. After nearly 100 years of development, the company's production base has been moved from Osaka, Japan to the current Izumo factory in Shimane. The products have gone from a single gear milling machine to today's gear hobbing machines, gear grinding machines, gear honing machines and hobbing edge grinding machines for automotive gears. Especially in recent years, a lot of research and development efforts have been invested in small-module gear processing equipment, and complete sets of equipment suitable for small-module gear processing have been launched.
· Established in Osaka in 1920
·Started manufacturing gear hobbing machines in 1933
·In 1949, Qinghe Iron Works Co., Ltd. was registered
·Started manufacturing hobbing blade grinding machines in 1956
· 1969 The Izumo factory in Shimane Prefecture was completed and production began
· 1990 Development of LUXIS-GH254 CNC gear honing machine
· 1996 Development of ARTIS-HB156 CNC gear hobbing machine
· 1999 Development of LUXIS-PG256 CNC gear grinding machine
· 2002 Development of FABRIS-HR255 CNC hobbing blade grinder
· 2006 Development of LUXIS-FS104 CNC precision gear finishing machine
Development of ARTIS-HB086 CNC gear hobbing machine series
·In 2007, Nanjing Qinghe Gear Technology Co., Ltd. was established in China
· 2009 Development of FABRIS-HR355 CNC hobbing blade grinding machine series
Development of ARTIS-HB306 CNC Gear Hobbing Machine Series