2014年12月23日星期二

Slewing ring Profile

Slewing ring Profile
Slewing ring, is a comprehensive large Cross roller bearing to withstand load, can withstand large axial, radial load and overturning moment. Slewing ring bearings are generally installed with a hole in the gear or external gear, lubrication holes and sealing devices, which enable the host design compact guide is simple, easy to maintain. Slewing ring bearings with or without gear, external gear teeth and inside the four-point contact ball bearings, double row angular contact ball bearings Crossed cylindrical roller bearings, tapered roller bearings and cross three-row cylindrical roller bearings four composite series, four-point contact ball bearings with high static load capacity, crossed cylindrical roller has a high dynamic load capacity, cross-tapered roller bearings preloaded bearings with greater support to make rigid and rotary precision, three-row cylindrical roller journal bearing due to increased carrying capacity lead bearing height, various forces were borne by the different races, so the same force conditions, which can greatly reduce the diameter of the bearing, which has a more compact so that the host is characterized by a high-load capacity of slewing ring bearings. Slewing ring bearings are widely used for lifting machinery, mining machinery, construction machinery, port machinery, ship equipment and high-precision radar and missile launchers and other mechanical equipment of large rotary device. But also according to the user's specific requirements and design, development and production of special structures slewing ring bearings.


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