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        Xuzhou Shambon Machinery CO.,LTD
        Add£ºTongshan High-tech Development Zone, Xuzhou, Jiangsu Province, China.
        Tel£º+86-516-83406186
        Fax£º+86-516-80296010
        E-Mail£ºinfo@xzshangbang.com

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        Shambon Type Selection Calculation
        Source :    Publication date: 2014/4/29    Read the number: 2573

        Shambon Type Selection Calculation
         
        Ò»¡¢Calculation for single-row ball slewing ring
        1¡¢Capacity of slewing ring
        ¡¡C0 = f ¡¤D¡¤d
        ¡¡In Equality£ºCo ¡ª¡ªCapacity of bearing £¬kN
        ¡¡¡¡¡¡¡¡¡¡¡¡ ¡¡f ¡ª¡ªCapacity factor £¬0.108 kN / mm2
        ¡¡¡¡¡¡¡¡¡¡¡¡¡¡ D ¡ª¡ªDiameter of track center £¬mm
        ¡¡¡¡¡¡¡¡¡¡¡¡ ¡¡d ¡ª¡ªDiameter of ball £¬mm
        2¡¢Loading calculation

        ¡¡In Equality£ºCp ¡ª¡ªLoading caculation £¬ kN
        ¡¡¡¡¡¡¡¡¡¡¡¡ ¡¡M ¡ª¡ªToppling movement £¬kN¡¤m
        ¡¡¡¡¡¡¡¡¡¡¡¡ ¡¡Fa ¡ª¡ªAxial force £¬kN
        ¡¡¡¡¡¡¡¡¡¡¡¡ ¡¡Fr ¡ª¡ªRadial force £¬kN
        3¡¢Safety factor calculation
        ¡¡¡¡¡¡fs = Co / Cp
        ¡¡¡¡¡¡fs see the following table¡£
        ¶þ¡¢ Calculation for 3-row-roller slewing ring bearing
        1¡¢Capacity of slewing ring
        ¡¡C0 = f ¡¤D¡¤d
        ¡¡In Equality£ºCo ¡ª¡ªCapacity of bearing £¬kN
        ¡¡¡¡¡¡¡¡¡¡¡¡¡¡ f ¡ª¡ªCapacity factor £¬0.172 kN / mm2
        ¡¡¡¡¡¡¡¡¡¡¡¡¡¡ D ¡ª¡ªDiameter of track center£¬mm
        ¡¡¡¡¡¡¡¡¡¡¡¡¡¡ d ¡ª¡ªUpper row roller diameter£¬mm
        2¡¢Loading caculation
         
        ¡¡In Equality£ºCp ¡ª¡ªLoading caculation£¬kN
        ¡¡¡¡¡¡ ¡¡¡¡¡¡¡¡M ¡ª¡ªToppling movement £¬kN¡¤m
        ¡¡¡¡¡¡¡¡¡¡¡¡¡¡ Fa ¡ª¡ªAxial force£¬kN
        3¡¢Safety factor calculation
        ¡¡¡¡¡¡fs = Co / Cp
        ¡¡¡¡¡¡fs see the following table ¡£
        ¡¡¡¡¡¡Slewing ring safety factor fs
        Types
        Characteres
        Examples
        fs
        light duty
        not often at full capacity ,Slewing Speedfast,  assault  small steadily
        Pile the material fetching machine £¬struck-crane£¬nonuse for port  wheel-crane
        1.00¡«1.15
        middle duty
        not often at full capacity£¬Slewing Speed faster£¬assault
        tower-crane£¬use for baot crane£¬pedrail-crane
        1.15¡«1.30
        heavy duty

        Often at full capacity ,Slewing Speed faster, assault big quickly
        grab-bucket-crane£¬n port-crane£¬single bucket excavator £¬Container crane
        1.30¡«1.45
        extremely heavy duty
        At full capacity £¬assault big quickly or the workplace condition is abominable
        bucket wheel excavator £¬tunnel borer£¬metallurgy crane£¬offshore platform crane
        1.45¡«1.70

         

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        Tel£º+86-516-83406186 Fax£º+86-516-80296010 E-Mail£ºinfo@xzshangbang.com
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