2014年8月13日星期三

requirements of slewing rings

Structures with slewing bearings normally require design types which are able to transmit all occurring loads with one bearing. These are normally axial, radial and tilting moments.These bearings must furthermore be suited to withstand the complete spectrum of operating conditions, as for example
• High and low temperatures including temperature fluctuations
• Overpressures and negative pressures
• Deformations of the companion structure
• Weight limits
• Limitation of the frictional torque
• Low maintenance
• Corrosion resistance
• Magnetoresistive behaviour
• Open center to run through supply lines or as access opening
Design and dimensioning
The bearings are individually designed and dimensioned for every application, this means that the buyer is not required to customize to specified geometries of catalogue bearings and characteristics but the bearing can be designed according to the customer’s structure and the specification.

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