2014年8月11日星期一

Application of slewing ring

Single-Row Ball Slewing Rings (01-Series)
The slewing rings can be processed with special requirements: teeth cage and surface or full teeth quenching, preload, centering, special seal (warm fluorination seal, double labium seal, iron seal, iron and copper spacer or holder), etc.
Applications: Handling equipments, platform lifts, yaw bearings, rotary tables, cranes, excavators and other construction machines, welding construction, manufacture equipment and construction engineering.

Cross Roller Slewing Rings (11-Series)
Cross roller slewing rings with single-row roller raceway angle of 45°. More evenly preset potentiometer by different encumbrances and higher dynamic life than same constructed ball slewing rings. Since the product requires higher precision in manufacturing, the costs are higher compared to the ball slewing rings. But thanks to the higher running accuracy and the well-proportioned turn, it is used widely.
Applications: Robots, antennas, medical equipments, machine tools, filling and packing machines.

Double-Row Ball Slewing Rings (02-Series)
Normal double-row ball slewing rings have eight point raceways with either same or different balls. This series is widely used in heavy machinery, wind energy blade bearings and heavy construction machinery etc. Preloads, precision classes,special cages or seals & hardened gears can all be individually manufactured, according to your needs. With high requirements on design, technology and production, this series is used in heavy encumbrances , but because of low demand of installation and connection, it is more economical and practical than triple-row roller slewing bearings. Applications: Pitch bearings (blade bearings), cranes, excalvators, construction machines,other machines and equipments.

Triple-Row Roller Slewing Rings (13-series)
Triple-row roller slewing rings can be used in the most load requirements with narrow required space. Besides synthetic spacers,if demanded cages can be offered in synthal, steel, viton or brass. Special seal and surface handling like zinc plating,painting ensures applications for offshore. This series requires corresponding design and heat treatment of the raceways.thanks to the higher running reliability, stability and long durability, it is widely used in heavy-duty machinery. Applications: Deep boring equipments, fire fighting vehicles, steel plant equipment, self loading trucks,consturction machinery like cranes and other machinery and equipment.

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