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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: 2391

                      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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