轴承的选用和校核

轴承型号的确定以及校核高速级：左轴承，先假设选用的轴承为圆锥滚子轴承30206GB/T297，左轴承受动载荷作用,24000108300min,/5.446,87.708,16.910,8.23411hLrnNFNFNFhaHV左高高由《机械设计基础》P273，表16-2中的圆锥滚子轴承中的取值选o30。由《机械设计基础》P280，表16-11中NFFFYXHVro96.93916.9108.234,099.130cot4.0,4.0222121左.NYFXFPar71.1154099.187.70816.9394.0左左左16)1060(htprLnfpfC左,根据《机械设计基础》p279页，表13-8，表13-9，,310,1.1,1ptff满足要求左5.4332.8837)24000105.44660(171.11541.13/1016KNNCr根据轴承校核假设，可知右轴承受径向载荷作用，。右右NYFFNFFFNFNFhLrnraVHrVHh22.862099.1217.18952,17.189599.76124.1735,99.761,24.173524000108300min,/5.44622222222NYFXFPar65.1705099.122.86217.18954.0右右右16)1060(htprLnfpfC右,根据《机械设计基础》p279页，表13-8，表13-9，,310,1.1,1ptff满足要求左5.4382.13053)24000105.44660(165.17051.13/1016KNNCr低速级：左轴承,先假设选用的轴承为:深沟球轴承6009GB/T276，左轴承受动载荷作用,24000108300min,/63.94,799.2,680.711hLrnNFNFhHV低低由《机械设计基础》P280，表16-11中NYFFNFFFYXraHVr087.42174.82,174.8799.2680.7,1,56.0222121左低低左NYFXFPar66444.81087.4174.856.0左左左16)1060(htprLnfpfC左,根据《机械设计基础》p279页，表13-8，表13-9，,3,1.1,1ptff满足要求左1764.2824)240001063.4960(166444.81.136KNNCr根据轴承校核假设，可知右轴承受径向载荷作用，。右右右右右右右NYFFNFFFNFNFhLrnraVHrVHh26.2252.42,52.4250.4543.1,250.4,543.124000108300min,/63.4922222222NYFXFPar7912.4126.252.456.0右右右16)1060(htprLnfpfC右,根据《机械设计基础》p279页，表13-8，表13-9，,3,1.1,1ptff满足要求左1779.1923)240001063.4960(17912.41.136KNNCr