显示标签为“thin ball bearings”的博文。显示所有博文
显示标签为“thin ball bearings”的博文。显示所有博文

2013年9月11日星期三

technology development and production at the coincidence is very limited

ubrication systems Lincoln Industrial new membersSKF China distributor in Sweden SKF Group global video conference that, SKF lubrication systems to expand the U.S. aftermarket and increased SKF company in North America and Asian markets and enhance market coverage SKF's production capacity, and determine its lubrication system increase in membership - Lincoln Industrial.
SKF thin ball bearings distributor in China, according to introduction, SKF Group will be $ 1 billion cash acquisition is headquartered in St. Louis, Missouri, United States Lincoln Industrial lubrication system manufacturers, this new member of SKF lubrication systems Lincoln Industrial, the current SKF lubrication existing ball bearing has a high complementary value in the market area with SKF, technology development and production at the coincidence is very limited, especially in North America and Asia.
The increase SKF include Lincoln (Lincoln), Arnie Mitt (Alemite) and Rui Technology (Reelcraft) all business entities and brands. SKF Company believes that the acquisition is completed to bring more and better sales channels and better operating efficiency, the company gained a great synergy. The acquisition will be earnings per share thickening of the company, the acquisition using the company's existing cash and credit tools. In addition, Lincoln also enable industry to get into the North American SKF lubrication tools and equipment aftermarket better channels.

2013年9月3日星期二

One bearing installation

Bearing must be installed in a dry, clean environment conditions. Should be carefully checked before installation of shaft and housing mating surface , convex shoulder face , grooves and connecting surface processing quality. All fit connection surface must be carefully cleaned and remove burrs, casting unworked surface must Ex residual sand .thin ball bearings installation should be preceded with gasoline or kerosene to clean and dry before use, and to ensure good lubrication, bearings generally use grease, oil lubrication can be . Lubricated with grease should be used free of impurities , oxidation , rust and extreme pressure properties of high-quality grease. Grease filling is bearing and tank volume of 30% -60% , not too much . With sealing structure of the double row tapered roller bearings and water pump bearing grease has been populated , the user can directly use, can no longer be cleaned.Bearing installation must be on the circumference of the ring face exert equal pressure , push the ferrule may not be a direct hit with a hammer prime tool bearing face , so as not to damage the bearings . In the case of a small amount of interference , it can be pressed at room temperature with sleeve bearing ring face , beating with a hammer sleeve , the sleeve will be pressed into the ring balanced . If large quantities of installation , can be used hydraulic press . Press-fitting , should ensure that outer end face and the housing shoulder , inner end face and the shaft shoulder pressed , does not allow a gap .When a large amount of interference , can be heated oil bath or induction heating device bearing method to install the heating temperature range is 80 ℃ -100 ℃, the maximum can not exceed 120 ℃. Meanwhile , the application of a nut or other appropriate methods tighten the bearing to prevent the bearing cooling after leaving the ring widthwise shrinkage gap between the shaft shoulder .Single row tapered roller bearings installed last clearance adjustment should be carried out . Clearance values ​​should be based on the use of different conditions and the amount of interference with the size of specifically identified. Necessary, should be tested to determine . Double row tapered roller bearings and water pump bearing has been adjusted at the factory clearance, installation without further adjustment .
Bearing rotation test should be carried out after installation , first hand rotating shaft or bearing housing , without exception, then in power for no-load , low speed , then gradually increase as the functioning of the rotation speed and load , and to detect noise , vibration and temperature , abnormal, should stop and check . Normal operation test before delivery.