带式输送机计算

DTII型带式输送机设计计算(修改版）订货单位名称填 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 日期机号审核日期第一部分：设计参数名称代号数值单位名称代号数值单位物料特性及运行工况托辊参数名称煤上托辊间距a01.2m粒度3mm下托辊间距au3m密度ρ1t/m3上托辊槽角λ35°运行堆积角θ20°上托辊是否前倾2°是/否0无前倾运行条件3下托辊是否V型是/否1V型前倾工况条件3上托辊辊径DO108mm输送机参数下托辊辊径DU108mm机长L600m上托辊最小计算轴承型号4G204提升高度H-1.8m下托辊最小计算轴承型号4G204输送量Q300t/h选择上托辊轴承型号4G205带宽B800mm选择下托辊轴承型号4G205带速V2m/s上托辊转动部分质量3.53kg/只清扫器个数n34下托辊转动部分质量4.77kg/只梨式卸料器个数n20导料槽长度l6m模拟摩擦系数f0.03初选胶带参数输送机平均倾角δ-0.1718875993°胶带型号EP-100滚筒参数安全系数710～12传动滚筒直径D630mm带强600N/mm传动滚筒数量1胶带层数6摩擦系数μ0.32上胶厚3mm传动滚筒围包角φ210°下胶厚1.5mm0驱动型式头部双滚筒驱动传动滚筒总围包角φ210°拉紧装置型式尤拉系数eμα3.23拉紧装置型式2最小传动滚筒直径Dmin486mm中部拉紧第二部分：输送机校核计算一.核算输送能力二.核算带宽实际输送能力Q497.769951233t/h根据粒度确定带宽B800mm带宽、带速满足输送量要求带宽不能满足物料粒度要求，增加带宽！三.托辊计算四.胶带计算上托辊长度lO315mm胶带最大实际张力28.6207744759KN上托辊每米转动部分质量qRO8.825kg/m胶带允许张力2KN上托辊轴承型号4G205胶带实际安全系数16.7710346344安全系数过大下托辊长度lU465mm胶带质量12kg/m2下托辊每米转动部分质量qRu3.18kg/m胶带每米质量9.6kg/m下托辊轴承型号4G205胶带总厚度9mm五.最小传动滚筒直径胶带延伸率1.0～1.5%最小传动滚筒直径Dmin满足mm第三部分：圆周力及功率计算上托辊每米转动部分质量qRO8.825kg/m圆周驱动力Fu17114.8575524468N下托辊每米转动部分质量qRu3.18kg/m轴功率PA34.2297151049KW每米胶带质量qB9.6kg/m普通单驱动电机功率1.3PA44.4986296364KW每米物料质量qG41.6666666667kg/m主要阻力FH12867.6305346292N附加阻力FNN主要特种阻力Fs1760.0626920785N附加特种阻力Fs22400N低速轴转速n160.6304555454r/min倾斜阻力Fst-735.75N速比I24.410174502第四部分：张力计算头部单滚筒驱动头部单滚筒驱动承载分支最小垂度张力Fmino7543.89N传动滚筒合张力P40.1266913994KN回程分支最小垂度张力Fminu3531.6N传动滚筒扭矩T5.391180129KNm最小不打滑张力Fmin11505.9169234868N头部增面滚筒合张力（45°）P18.8020264465KN传动滚筒趋入点张力F128620.7744759335N垂拉支架滚筒合张力（90°）P212.9514398562KN传动滚筒奔离点张力F211505.9169234868N垂拉装置滚筒合张力（180°）P418.3161021423KN尾部滚筒张力F3、F416201.6486282087N尾部改向滚筒合张力（180°）P232.4032972564KN最小张力11505.9169234868N尾部增面滚筒合张力（45°）P312.3942612006KN最大张力28620.7744759335N第五部分：逆止力计算传动滚筒上所需逆止力FLNoN传动滚筒上所需逆止力矩FLNoNm高速轴上所需逆止力矩FGNoNm第二高速轴上所需逆止力矩FHNoNm第六部分：启动和制动验算电机转动惯量J1D3.62kgm2减速器转动惯量J2D0.111kgm2电机至传动滚筒传动比i124.410174502减速器至传动滚筒传动比i224.410174502液力偶合器转动惯量J3D1.33kgm2制动器制动力矩MZ200N液力偶合器至传动滚筒传动比i324.410174502制动器至传动滚筒传动比i424.410174502低速联轴器转动惯量J5D2.72kgm2制动器制动力FZ15498.5234933333N低速联轴器至传动滚筒传动比i51第1个改向滚筒转动惯量J1298.5kgm2第2个改向滚筒转动惯量J2126kgm2第1个改向滚筒半径r10.4m第2个改向滚筒半径r20.25m第3个改向滚筒转动惯量J342.5kgm2第4个改向滚筒转动惯量J40kgm2第3个改向滚筒半径r30.315m第4个改向滚筒半径r41m第5个改向滚筒转动惯量J50kgm2第6个改向滚筒转动惯量J60kgm2第5个改向滚筒半径r51m第6个改向滚筒半径r61m摩擦阻力Fu*8300.5306362258N摩擦阻力系数0.012直线移动部分的质量m143723kg旋转部分转换为直线移动的质量m234729.1971830462kg启动时的惯性力Fa8557.4287762234N启动时的圆周力FA25672.2863286701N启动加速度aA0.1090782551m/s2启动时间tA18.3354601562s自由停车减速度aB0.1058036732m/s2自由停车时间tB18.9029353956s制动减速度aBZ0.3033573945m/s2采用制动器的停车时间tBZ6.5928836294s四川省自贡运输机械有限公司技术部程序编制：罗孝明输送带可用宽度b(mm)帆布胶带质量一.圆周驱动力FU的计算b10.67带强上覆盖胶质量3.4kg/m21.所有长度（包括L＜80m）b20.5556下覆盖胶质量1.7kg/m2FU=FH+FN+FS1+FS2+FSt(N)b0.671.51.72.L≥80m中间辊长度l3(mm)33.4FU=CFH+FS1+FS2+FSt(N)带宽l34.55.1式中：B5000.266.8名称符号数值单位张力计算B6500.2589.5胶带安全系数与输送机长度有关的系数C1.14166666671承载段阻力回程段阻力B8000.315帆布胶带质量0kg/m28～9C1.14166666671主要阻力FH=fLg[qRO+(qB+qG)cosδ]12114.1630793135FH=fLg(qRU+qBcosδ)2576.3817810548B10000.38胶带芯层厚度0mm胶带延伸率主要阻力FH=fLg[qRO+qRU+(2*qB+qG)cosδ]12867.6305346292N主要特种阻力0509.8331236671B12000.465胶带总厚度0mm1.5～2.0主要特种阻力Fs1=Fε+Fgl760.0626920785N250.2295684114760.0626920785B14000.53尼龙胶带质量托辊前倾摩擦阻力Fε'=Cεμ0Lε（qB+qG)gcosδsinεN附加特种阻力9601440B16000带强型号厚度mm质量kg/m2槽形系数Cε0.4302400B18000100NN-1000.71.02λ=30°0.4倾斜阻力Fst=(qG+qB)gH-905.2668Fst=-qBgH169.5168-735.75B20000150NN-1500.751.12λ=35°0.43承载段阻力12419.1258477249回程段阻力4695.7317047219B22000200NN-2000.91.22λ=45°0.5Fu17114.8575524468B24000250NN-2501.151.32托辊和输送带间的摩擦系数μ00.3516201.6486282087l30.315300NN-3001.251.42装有前倾托辊的输送机长度Lε600mF3、F416201.6486282087最大物料横截面积350NN-3501.41.53托辊前倾角度ε'0.0349065844弧度F211505.9169234868s10.0222623846400NN-4001.51.63ε''0.02617993831584.9261851167NF128620.7744759335单层厚度0单层质量非尼龙带型号托辊前倾摩擦阻力Fε'0N28620.7744759335s20.0468731872尼龙胶带质量0kg/m2胶带安全系数Fε''=μ0LεqBgcosλcosδsinε''Nλ=10°Fmin11505.9169234868s0.0691355719胶带芯层厚度0mm10～12509.8331236671NFmax28620.7744759335倾斜输送机面积折减系数胶带总厚度0mm胶带延伸率V型下托辊摩擦阻力Fε''509.8331236671NP40.1266913994k10.9999615304聚酯胶带质量1.5～2.0输送物料与导料槽挡板间的摩擦阻力Fgl=μ2Iv2ρgl/v2b12T5.391180129k0.9999876124带强型号厚度mm质量kg/m2物料和导料槽挡板间的摩擦系数μ20.6头部增面滚筒合张力（45°）8.8020264465实际输送能力80EP-800.61.2输送能力Iv0.0833333333m3/sIm(kg/s)138.2694308981100EP-1000.751.22导料槽挡板的内部宽度b10.495m尾部改向滚筒合张力（180°）32.4032972564Q(t/h)497.769951233150EP-15011.42输送物料与导料槽挡板间的摩擦阻力尾部增面滚筒合张力（45°）12.3942612006根据粒度确定带宽200EP-2001.11.58Fgl250.2295684114N头部拉紧垂拉支架滚筒合张力（90°）16.27182354271.4142135434中部拉紧12.9514398562尾部拉紧9.6310561696B(mm)800250EP-2501.251.67附加特种阻力Fs2=n3Fr+Fa2400N垂拉装置滚筒合张力（180°）23.01183384718.316102142313.6203704375300EP-3001.351.7清扫器个数n34350EP-3501.451.82清扫器摩擦阻力Fr=APμ32400N400EP-4001.551.98一个清扫器和输送带接触面积A0.04m2500EP-5001.752.1一个头部清扫器和输送带接触面积A10.008m2一个头部清扫器阻力480单层厚度0.75单层质量1.22一个空段清扫器和输送带接触面积A20.012m2一个空段清扫器阻力720EP-500单层厚度00胶带安全系数清扫器和输送带间的压力P100000N/m2聚酯胶带质量12.42kg/m210～12清扫器和输送带间的摩擦系数μ30.6胶带芯层厚度4.5mm胶带延伸率梨式卸料器摩擦阻力Fa=n2Bk20N胶带总厚度9mm1.0～1.5梨式卸料器个数n20钢绳芯胶带质量带宽B800mm带强上覆盖胶厚度下覆盖胶厚度型号厚度mm质量kg/m2钢丝绳最大直径mm刮板系数k21500N/m63055ST63013193倾斜阻力Fst=qGgH-735.75N80055ST8001420.53.5圆周力(L>=80m)Fu17114.8575524468N100066ST10001623.14圆周力(L＜80m)Fu27516.1922346053NC1.95125066ST12501724.74.5Fu17114.8575524468N160066ST160017275200086ST200020346物料粒度0～100选11250086ST25002236.87.5物料粒度＞100～150选22315088ST315025428.1物料粒度＞150～300细料中有少量大块选33400088ST400025498.6物料粒度＞150～300块料中有少量大块选4445001010ST450030539.1物料粒度＞150～300选5550001010ST500032581030054001010ST5400326211.363001010ST6300356512.3摩擦阻力(L>=80m)Fu*8300.5306362258N5147.0522138517钢绳芯胶带质量00胶带安全系数摩擦阻力(L＜80m)Fu*12461.0645090892N胶带总厚度07～9Fu*8300.5306362258NST3150胶带总厚度0胶带延伸率上覆盖胶厚度0.2下覆盖胶厚度钢丝绳最大直径00胶带质量12.42kg/m2胶带芯层厚度4.5mm胶带总厚度9mm胶带安全系数10～12胶带延伸率1.0～1.5传动滚筒最小直径钢绳芯带0帆布带0尼龙带0聚酯带486最小直径486mm钢绳芯带带强0N/mm0帆布带带强0N/mm0尼龙带带强0N/mm0聚酯带带强100N/mm0600胶带带强600N/mm下辊长度l2(mm)托辊承载能力计算托辊旋转部分质量计算带宽平行下托辊l2V形下托辊l2静载计算D轴承型号L旋转部分质量上托辊下托辊B5000.6名称符号单位数值894G2042002.082.583.87B6500.75输送量Qt/h3002502.15超出计算范围超出计算范围B8000.950.465上托辊间距a0m1.23152.58B10001.150.6下托辊间距aum34653.87B12001.40.7承载辊子载荷系数eo0.86004.78B14001.60.8回程辊子载荷系数eu0.637505.79B16000带速Vm/s29507.15B18000每米胶带质量qBkg/m9.64G2057.23超出计算范围超出计算范围B20000输送量Imkg/s83.33333333331084G2043153.46B220004654.7B24000承载分支托辊静载荷P0N482.80896P0=e0*a0*(Im/V+qB)x9.89508.713.464.70.950.465回程分支托辊静载荷PuN177.99264Pu=eu*au*qBx9.84G2053153.53下辊长度l2(mm)0.465动载计算3804.07承载分支托辊动载荷P0'N635.183467776P0'=P0*fs*fd*fa4654.77回程分支托辊动载荷Pu'N225.1606896Pu'=Pu*fs*fa6005.89运行系数fs1.17006.72冲击系数fd1.049508.74工况系数fa1.1511508.4承载托辊：4G305140010.033.534.77回程V型托辊：4G2054G3053804.19回程平行托辊：4G3064654.89冲击系数fd5305.43V(m/s)22.53.153.5456.56006.01物料粒度mm7006.840～1001111111.058007.67＞100～1501.021.031.061.071.091.131.239508.91＞150～3001.041.061.111.121.161.241.39115010.56＞150～3001.061.091.141.161.211.351.57140012.76超出计算范围4.89＞150～3001.21.321.571.71.92.32.94160014.42超出计算范围超出计算范围fd1.041.061.111.121.161.241.394G3064655.35fd1.045305.89P0635.1834677768008.12Pu225.1606896140013.08托辊轴承选型计算160014.73超出计算范围5.354G2044G2054G3054G3063.534.77辊径mm辊径mm辊径mm辊径mm1334G2053806.04辊长mm带速m/s891081081331591081331591081331594657.12上托辊轴承4G2042000.82.956008.8412.7470010.111.252.54115015.8下托辊轴承4G2041.62.34140018.98超出计算范围7.12超出选择范围22.174G3053806.32.52.024657.383.151.875308.212.176009.1上托辊轴承超出选择范围70010.372500.82.9580011.6412.74115016.091.252.54140019.28超出计算范围7.381.62.34160021.83超出计算范围超出计算范围22.174G3064658.132.52.025308.963.151.8780012.42.17140018.35上托辊轴承超出选择范围160020.9超出计算范围8.133150.82.352.343.47超出计算范围7.1212.352.343.221594G2054659.461.252.352.342.9970013.451.62.342.342.75140025.46超出计算范围9.4622.172.322.354G3054659.642.52.022.152.3753010.683.151.871.992.1970013.641.842.0280015.322.172.322.35140025.82超出选择范围4G204160029.25超出计算范围9.46上托辊轴承4G2044G30646510.533800.83.473.724.414.3853011.6413.223.454.414.3880016.271.252.993.24.414.38140026.561.62.752.954.44.38160029.99超出计算范围10.5322.552.744.094.38超出计算范围9.462.52.372.543.794.073.534.773.152.192.353.513.7642.022.173.243.4852.013.232.552.744.094.384G205超出选择范围上托辊轴承4G2054650.81.451.443.473.53.483.453.423.46.977.03711.451.443.223.453.483.453.423.46.476.9371.251.451.442.993.23.43.453.423.466.446.831.61.451.442.752.953.133.453.423.45.535.936.2921.451.442.552.742.93.453.423.45.135.55.842.51.451.442.372.542.73.453.423.44.765.115.423.151.451.442.192.352.53.453.423.44.414.735.0241.442.022.172.33.243.423.43.44.374.6352.012.143.013.233.43.764.054.31.451.442.552.742.93.453.423.45.135.55.84上托辊超出选择范围4G204超出选择范围超出选择范围下托辊超出选择范围4G204超出选择范围超出选择范围上托辊轴承4G204下托辊轴承4G2045300.82.952.922.96.056.025.9912.952.922.96.056.025.991.252.952.922.966.025.991.62.952.922.95.535.935.9922.952.922.95.135.55.842.52.952.922.94.765.115.423.152.952.922.94.414.735.0242.952.922.94.074.374.6352.922.93.784.054.32.952.922.95.135.55.84上托辊4G305超出选择范围超出选择范围下托辊4G305超出选择范围超出选择范围上托辊轴承4G305下托辊轴承4G3056000.81.072.612.582.552.5211.072.612.582.552.521.251.072.612.582.552.521.61.072.612.582.552.5221.072.552.582.552.522.51.072.372.542.552.523.151.072.192.352.552.5242.022.172.552.5252.012.552.521.072.552.582.552.52上托辊超出选择范围4G205超出选择范围下托辊超出选择范围4G205超出选择范围上托辊轴承4G205下托辊轴承4G2057000.82.182.152.112.132.092.0612.182.152.112.132.092.061.252.182.152.112.132.092.061.62.182.152.112.132.092.0622.182.152.112.132.092.062.52.182.152.112.132.092.063.152.182.152.112.132.092.0642.022.152.112.132.092.0652.012.112.092.062.182.152.112.132.092.06下托辊4G205超出选择范围超出选择范围下托辊轴承4G2057500.80.81310.8131.250.8131.60.81320.8132.50.8133.150.8130.813下托辊超出选择范围下托辊轴承超出选择范围8000.81.821.781.743.773.733.6911.821.781.743.773.733.691.251.821.781.743.773.733.691.61.821.781.743.773.733.6921.821.781.743.773.733.692.51.821.781.743.773.733.693.151.821.781.743.773.733.6941.821.781.743.773.733.6951.781.743.773.733.691.821.781.743.773.733.69下托辊4G305超出选择范围超出选择范围下托辊轴承4G3059500.80.6030.581.531.4810.6030.581.531.481.250.6030.581.531.481.60.6030.581.531.4820.6030.581.531.482.50.6030.581.531.483.150.6030.581.531.4840.581.531.480.6030.581.531.48下托辊超出选择范围4G204下托辊轴承4G20411500.81.231.161.181.1211.231.161.181.121.251.231.161.181.121.61.231.161.181.1221.231.161.181.122.51.231.161.181.123.151.231.161.181.1241.231.161.181.1251.161.121.231.161.181.12下托辊4G205超出选择范围下托辊轴承4G20514000.80.970.880.810.910.850.781.981.931.8510.970.880.810.910.850.781.981.931.851.250.970.880.810.910.850.781.981.931.851.60.970.880.810.910.850.781.981.931.8520.970.880.810.910.850.781.981.931.852.50.970.880.810.910.850.781.981.931.853.150.970.880.810.910.850.781.981.931.8540.970.880.810.910.850.781.981.931.8550.880.810.850.781.981.931.850.970.880.810.910.850.781.981.931.85下托辊4G205超出选择范围超出选择范围下托辊轴承4G20516000.80.760.690.611.691.631.5410.760.690.611.691.631.541.250.760.690.611.691.631.541.60.760.690.611.691.631.5420.760.690.611.691.631.542.50.760.690.611.691.631.543.150.760.690.611.691.631.5440.760.690.611.691.631.5450.690.611.691.631.540.760.690.611.691.631.54下托辊4G305超出选择范围超出选择范围下托辊轴承4G305