Dalian Yongyi Trade Co., Ltd

Slewing rings, thin-section cross bearings, crossed roller bearings, cylindrical roller bearings, turntable bearings

The diameter of ultra precision bearings produced is from 8mm to 620mm, and the specifications of bearings are more than 1000; The annual output of various precision bearings is 1.2 million sets. The products are used in Shenzhou spacecraft, Chang′e lunar probe and other space devices and a variety of cutting-edge military equipment, and won the title of "Cooperative Unit" of China Aerospace Science and Technology Group in 2012; It is widely used in precision CNC machine tools, mechanical spindle supporting, high-speed wire metallurgical equipment, photovoltaic power generation equipment, high speed and high precision mechanical equipment, high temperature and corrosion resistant mechanical equipment, aerospace and other fields; And export to Europe, America, India and other countries and regions.

(LYZYC) Office and workshop area is more than 23000 square meters, with more than 260 employees; Now it has more than 360 sets of various equipment (including more than 260 sets of special equipment for fully automatic CNC bearings), such as CNC lathes, CNC grinders, CNC machining centers, and CNC heat treatment equipment. More than 500 sets of bearing testing equipment and instruments; For example: Roundness tester, projector, metallographic microscope, vibrometer. Zhongyue passed the ISO9001 quality system verification in 2010. The precision bearing products produced by Luoyang Zhongyue Precision Bearing Co., Ltd. From raw materials to finished products have been inspected in detail and recorded.

All ultra-high precision bearing raw materials are made of high-end bearing materials such as special stainless steel and high-temperature bearing steel. The product parts are treated by special processes using vacuum furnaces and other equipment, thus ensuring the inherent quality of the products and greatly extending the service life of the bearings.

Since its establishment in, the R&D department has been established, with more than 50 senior engineers and technicians specializing in bearing design and processing technology and dozens of bearing lathe workers, senior technicians in grinding, inspection, heat treatment, assembly and electromechanical repair.

Core technologies in vibration and noise, sealing, lubrication, bearing life and other aspects of precision bearings, such as: High-speed ultra precision angular contact ball bearing manufacturing technology, flexible bearing manufacturing technology, ultra long life high-speed stainless steel bearing manufacturing technology, high-precision large bearing manufacturing technology, The business scope includes general projects such as domestic trade agency, sales of Class II medical devices, retail of medical masks, retail of protective equipment for medical staff, sales of Class I medical devices, retail of clothing and apparel, sales of labor protection products, sales of daily necessities, sales of daily necessities, conference and exhibition services, retail of stationery products, sales of office supplies, network technology services, technical services, technical development, technical consulting, technical exchange, technology transfer, technology promotion, information technology consulting services, information consulting services (excluding licensed information consulting services), sales of pumps and vacuum equipment, sales of mechanical equipment, sales of refrigeration and air conditioning equipment, sales of sanitary products and disposable medical supplies. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law)