74滚珠丝杠螺旋升降机LIM-TEC75型号SJB10SJB20SJB21SJB22SJB50SJB51SJB80SJB81SJB100SJB101SJB200SJB201SJB300最大提升力kN1020202050356060807090100150额定动载kN111725254630535671627897111丝杠直径x导程mm20×532×532×1032×2040×1040×2050×1050×2063×1063×2080×1080×20100×20蜗轮蜗杆减速比V11:41:61:61:61:71:71:81:81:81:81:8.751:8.751:10.25L11:161:241:241:241:281:281:321:321:321:321:351:351:41蜗杆输入1转丝杠行程mmV11.250.831.673.341.432.861.252.51.252.51.142.281.95L10.310.210.420.840.360.720.310.620.310.620.290.580.488最大输入功率kWV10.571.141.141.142.22.22.52.533447L10.270.550.550.551.11.11.51.52.22.23.53.55.5满载启动扭矩NmV14.88.215.329.234.447.436.872.349.082.953.2118157L11.83.46.312.114.619.415.329.920.43423.45266.7启动效率V141323536333432333234313130L1272021222021202020211818181500rpm时的运转效率V159586265596058595860555553L142394244394139403941353535箱体材料球墨铸铁箱体重量kg69.59.5102324384062647878125每100mm丝杠+护管重量kg0.50.80.80.81.61.62.52.53.23.24.64.67.3滚珠丝杠螺旋升降机参数表滚珠丝杠螺旋升降机寿命计算注：所有系列产品的环境温度：－20度－＋40度（如需要－40度－＋70度，咨询当地工程师）滚珠丝杠螺旋升降机SJB系列产品的寿命主要由滚珠丝杠的寿命及蜗轮蜗杆等零部件寿命决定；我们主要校核滚珠丝杠的寿命，蜗轮蜗杆会有磨损，但寿命一般比滚珠丝杠长。滚珠丝杠的预期寿命L10是90%的滚珠丝杠在金属材料疲劳失效前所能达到或超过的运行距离。单位为百万毫米。滚珠丝杠预期寿命L10并非是保质承诺，同时寿命的预期要在正确的维护，无污染物和正确的润滑。假如滚珠丝杠的预期寿命需要高于90%，则将预期寿命乘以如下系数标准滚珠螺母寿命计算公式:其中Fm加权平均载荷的计算如下公式：L10=(C/Fm)3xSL10:理论寿命公里数kmFm:加权平均载荷NC:额定动载NS:滚珠丝杠导程mm95%:L10x62%96%:L10x53%97%:L10x44%98%:L10x33%99%:L10x21%F13S1+F23S2+F33S3+F43S4S1+S2+S3+S4Fm=行程mm负载随行程的变化曲线图F1F2F3F4推力NS1S2S3S4376n1=输入转速Nm=需要输入扭矩kW=需要输入功率螺旋升降机选型表SJB10提升负载10kN8kN5kN2kNn1提升速度mm/s减速比V1L1减速比V1L1减速比V1L1减速比V1L1RPMV1L1NmkWNmkWNmkWNmkWNmkWNmkWNmkWNmkW140029.27.33.370.491.180.172.700.400.950.141.690.2470.5920.0870.6740.0990.2370.03590018.74.73.620.341.280.122.890.271.020.101.810.1700.6380.0600.7230.0680.2550.02470014.63.63.750.281.310.103.000.221.050.081.880.1380.6540.0480.7510.0550.2620.01950010.42.63.980.211.380.073.180.171.110.061.990.1040.6910.0360.7960.0420.2760.0143006.21.64.140.131.510.053.320.101.210.042.070.0650.7540.0240.8290.0260.3010.0091002.10.54.420.051.660.023.540.041.330.012.210.0230.8290.0090.8840.0090.3320.003501.00.34.630.021.780.013.700.021.420.012.310.0120.8880.0050.9250.0050.3550.002SJB20提升负载20kN15kN10kN5kNn1提升速度mm/s减速比V1L1减速比V1L1减速比V1L1减速比V1L1RPMV1L1NmkWNmkWNmkWNmkWNmkWNmkWNmkWNmkW140019.44.84.560.671.690.253.420.501.270.192.280.3340.8470.1241.1390.1670.4230.06290012.43.14.800.451.740.163.600.341.300.122.400.2260.8690.0821.2010.1130.4350.0417009.72.44.990.371.790.133.740.271.340.102.490.1830.8930.0651.2460.0910.4460.0335006.91.75.280.281.830.103.960.211.380.072.640.1380.9170.0481.3210.0690.4590.0243004.11.05.500.172.000.064.130.131.500.052.750.0861.0010.0311.3760.0430.5000.0161001.40.35.870.062.200.024.400.051.650.022.940.0311.1010.0121.4680.0150.5500.006500.70.26.140.032.360.014.610.021.770.013.070.0161.1800.0061.5360.0080.5900.003SJB21提升负载20kN15kN10kN5kNn1提升速度mm/s减速比V1L1减速比V1L1减速比V1L1减速比V1L1RPMV1L1NmkWNmkWNmkWNmkWNmkWNmkWNmkWNmkW...
