滚珠丝杠螺旋升降机

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1、滚珠丝杠螺旋升降机74滚珠丝杠螺旋升降机参数表型号SJB10SJB20SJB21SJB22SJB50SJB51SJB80SJB81SJB100SJB101SJB200SJB201SJB300最大提升力kN1020202050356060807090100150额定动载kN111725254630535671627897111丝杠直径x导程mm20×532×532×1032×2040×1040×2050×1050×2063×1063×2080×1080×20100×2075V11:41:61:61:61:71:71:81:81:81:81:

2、8.751:8.751:10.25LIM-TEC蜗轮蜗杆减速比L11:161:241:241:241:281:281:321:321:321:321:351:351:41蜗杆输入1转V11.250.831.673.341.432.861.252.51.252.51.142.281.95丝杠行程mmL10.310.210.420.840.360.720.310.620.310.620.290.580.488V10.571.141.141.142.22.22.52.533447最大输入功率kWL10.270.550.550.551.11.11

3、.51.52.22.23.53.55.5满载启动扭矩V14.88.215.329.234.447.436.872.349.082.953.2118157NmL11.83.46.312.114.619.415.329.920.43423.45266.7V141323536333432333234313130启动效率L1272021222021202020211818181500rpm时的V159586265596058595860555553运转效率L142394244394139403941353535箱体材料球墨铸铁箱体重量kg69.5

4、9.5102324384062647878125每100mm丝杠+护管重量kg0.50.80.80.81.61.62.52.53.23.24.64.67.3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寿命计算标准滚珠螺母寿命计算公式:3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L10=(C/Fm)xS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L10:理论寿命公里数kmFm:加权平均载荷N会有磨损，但寿命一般比滚珠丝杠长。C:额定动载NS:

5、滚珠丝杠导程mm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其中Fm加权平均载荷的计算如下公式：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。33333Fm=F1S1+F2S2+F3S3+F4S4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S1+S2+S3+S495%:L10x62%96%:L10x53%97%:L10x44%98%:L10x33%99%:L10x21%推力NF1F3F2F4S1S2S3S4负载随行程的

6、变化曲线图行程mm螺旋升降机参数螺旋升降机选型表n1=输入转速Nm=需要输入扭矩kW=需要输入功率提升负载SJB1010kN8kN5kN2kN提升速度减速比减速比减速比减速比n1mm/sV1L1V1L1V1L1V1L1RPMV1L1NmkWNmkWNmkWNmkWNmkWNmkWNmkWNmkW140029.27.33.370.491.180.172.700.400.950.141.690.2470.5920.0870.6740.0990.2370.03590018.74.73.620.341.280.122.890.271.020.10

7、1.810.1700.6380.0600.7230.0680.2550.02470014.63.63.750.281.310.103.000.221.050.081.880.1380.6540.0480.7510.0550.2620.01950010.42.63.980.211.380.073.180.171.110.061.990.1040.6910.0360.7960.0420.2760.0143006.21.64.140.131.510.053.320.101.210.042.070.0650.7540.0240.8290.0260

8、.3010.0091002.10.54.420.051.660.023.540.041.330.012.210.0230.8290.0090.8840.0090.3320.003501.00.