帶式輸送機(jī)計(jì)算

DTII型帶式輸送機(jī)設(shè)計(jì)計(jì)算(修改版）,,,,,,,,

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訂貨單位,名稱,,,,填表,,日期,

,機(jī)號(hào),,,,審核,,日期,

第一部分：設(shè)計(jì)參數(shù),,,,,,,,

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名稱,代號(hào),數(shù)值,單位,,名稱,代號(hào),數(shù)值,單位

物料特性及運(yùn)行工況,,,,,托輥參數(shù),,,

名稱,,煤,,,上托輥間距,a0,1.2,m

粒度,,3,mm,,下托輥間距,au,3,m

密度,ρ,1,t/m3,,上托輥槽角,λ,35,°

運(yùn)行堆積角θ,,20,°,,上托輥是否前傾2°,是/否,0,無前傾

運(yùn)行條件,,3,,,下托輥是否V型,是/否,1,V型前傾

工況條件,,3,,,上托輥輥徑,DO,108,mm

輸送機(jī)參數(shù),,,,,下托輥輥徑,DU,108,mm

機(jī)長,L,600,m,,上托輥?zhàn)钚∮?jì)算軸承型號(hào),,4G204,

提升高度,H,-1.8,m,,下托輥?zhàn)钚∮?jì)算軸承型號(hào),,4G204,

輸送量,Q,300,t/h,,選擇上托輥軸承型號(hào),,4G205,

帶寬,B,800,mm,,選擇下托輥軸承型號(hào),,4G205,

帶速,V,2,m/s,,上托輥轉(zhuǎn)動(dòng)部分質(zhì)量,,3.53,kg/只

清掃器個(gè)數(shù),n3,4,,,下托輥轉(zhuǎn)動(dòng)部分質(zhì)量,,4.77,kg/只

梨式卸料器個(gè)數(shù),n2,0,,,,,,

導(dǎo)料槽長度,l,6,m,,,,,

模擬摩擦系數(shù),f,0.03,,,初選膠帶參數(shù),,,

輸送機(jī)平均傾角,δ,-0.171887599,°,,膠帶型號(hào),,EP-100,

滾筒參數(shù),,,,,安全系數(shù),,7,10～12

傳動(dòng)滾筒直徑,D,630,mm,,帶強(qiáng),,600,N/mm

傳動(dòng)滾筒數(shù)量,,1,,,膠帶層數(shù),,6,

摩擦系數(shù),μ,0.32,,,上膠厚,,3,mm

傳動(dòng)滾筒圍包角,φ,210,°,,下膠厚,,1.5,mm

,,0,,,驅(qū)動(dòng)型式,,,

,,,,,頭部雙滾筒驅(qū)動(dòng),,,

傳動(dòng)滾筒總圍包角,φ,210,°,,拉緊裝置型式,,,

尤拉系數(shù),eμα,3.23,,,拉緊裝置型式,,2,

最小傳動(dòng)滾筒直徑,Dmin,486,mm,,中部拉緊,,,

第二部分：輸送機(jī)校核計(jì)算,,,,,,,,

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一.核算輸送能力,,,,,二.核算帶寬,,,

實(shí)際輸送能力,Q,497.7699512,t/h,,根據(jù)粒度確定帶寬,B,800,mm

帶寬、帶速滿足輸送量要求,,,,,帶寬不能滿足物料粒度要求，增加帶寬！,,,

三.托輥計(jì)算,,,,,四.膠帶計(jì)算,,,

上托輥長度,lO,315,mm,,膠帶最大實(shí)際張力,,28.62077448,KN

上托輥每米轉(zhuǎn)動(dòng)部分質(zhì)量,qRO,8.825,kg/m,,膠帶允許張力,,2,KN

上托輥軸承型號(hào),,4G205,,,膠帶實(shí)際安全系數(shù),,16.77103463,安全系數(shù)過大

下托輥長度,lU,465,mm,,膠帶質(zhì)量,,12,kg/m2

下托輥每米轉(zhuǎn)動(dòng)部分質(zhì)量,qRu,3.18,kg/m,,膠帶每米質(zhì)量,,9.6,kg/m

下托輥軸承型號(hào),,4G205,,,膠帶總厚度,,9,mm

五.最小傳動(dòng)滾筒直徑,,,,,膠帶延伸率,,1.0～1.5,%

最小傳動(dòng)滾筒直徑,Dmin,滿足,mm,,,,,

第三部分：圓周力及功率計(jì)算,,,,,,,,

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上托輥每米轉(zhuǎn)動(dòng)部分質(zhì)量,qRO,8.825,kg/m,,圓周驅(qū)動(dòng)力,Fu,17114.85755,N

下托輥每米轉(zhuǎn)動(dòng)部分質(zhì)量,qRu,3.18,kg/m,,軸功率,PA,34.2297151,KW

每米膠帶質(zhì)量,qB,9.6,kg/m,,普通單驅(qū)動(dòng)電機(jī)功率,1.3PA,44.49862964,KW

每米物料質(zhì)量,qG,41.66666667,kg/m,,,,,

主要阻力,FH,12867.63053,N,,,,,

附加阻力,FN,,N,,,,,

主要特種阻力,Fs1,760.0626921,N,,,,,

附加特種阻力,Fs2,2400,N,,低速軸轉(zhuǎn)速,n1,60.63045555,r/min

傾斜阻力,Fst,-735.75,N,,速比,I,24.4101745,

第四部分：張力計(jì)算,,,,,,,,

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頭部單滾筒驅(qū)動(dòng),,,,,頭部單滾筒驅(qū)動(dòng),,,

承載分支最小垂度張力,Fmino,7543.89,N,,傳動(dòng)滾筒合張力,P,40.1266914,KN

回程分支最小垂度張力,Fminu,3531.6,N,,傳動(dòng)滾筒扭矩,T,5.391180129,KNm

最小不打滑張力,Fmin,11505.91692,N,,頭部增面滾筒合張力（45°）,P1,8.802026446,KN

傳動(dòng)滾筒趨入點(diǎn)張力,F1,28620.77448,N,,垂拉支架滾筒合張力（90°）,P2,12.95143986,KN

傳動(dòng)滾筒奔離點(diǎn)張力,F2,11505.91692,N,,垂拉裝置滾筒合張力（180°）,P4,18.31610214,KN

尾部滾筒張力,F3、F4,16201.64863,N,,尾部改向滾筒合張力（180°）,P2,32.40329726,KN

最小張力,,11505.91692,N,,尾部增面滾筒合張力（45°）,P3,12.3942612,KN

最大張力,,28620.77448,N,,,,,

第五部分：逆止力計(jì)算,,,,,,,,

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傳動(dòng)滾筒上所需逆止力,FL,No,N,,傳動(dòng)滾筒上所需逆止力矩,FL,No,Nm

高速軸上所需逆止力矩,FG,No,Nm,,第二高速軸上所需逆止力矩,FH,No,Nm

第六部分：啟動(dòng)和制動(dòng)驗(yàn)算,,,,,,,,

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電機(jī)轉(zhuǎn)動(dòng)慣量,J1D,3.62,kgm2,,減速器轉(zhuǎn)動(dòng)慣量,J2D,0.111,kgm2

電機(jī)至傳動(dòng)滾筒傳動(dòng)比,i1,24.4101745,,,減速器至傳動(dòng)滾筒傳動(dòng)比,i2,24.4101745,

液力偶合器轉(zhuǎn)動(dòng)慣量,J3D,1.33,kgm2,,制動(dòng)器制動(dòng)力矩,MZ,200,N

液力偶合器至傳動(dòng)滾筒傳動(dòng)比,i3,24.4101745,,,制動(dòng)器至傳動(dòng)滾筒傳動(dòng)比,i4,24.4101745,

低速聯(lián)軸器轉(zhuǎn)動(dòng)慣量,J5D,2.72,kgm2,,制動(dòng)器制動(dòng)力,FZ,15498.52349,N

低速聯(lián)軸器至傳動(dòng)滾筒傳動(dòng)比,i5,1,,,,,,

第1個(gè)改向滾筒轉(zhuǎn)動(dòng)慣量,J1,298.5,kgm2,,第2個(gè)改向滾筒轉(zhuǎn)動(dòng)慣量,J2,126,kgm2

第1個(gè)改向滾筒半徑,r1,0.4,m,,第2個(gè)改向滾筒半徑,r2,0.25,m

第3個(gè)改向滾筒轉(zhuǎn)動(dòng)慣量,J3,42.5,kgm2,,第4個(gè)改向滾筒轉(zhuǎn)動(dòng)慣量,J4,0,kgm2

第3個(gè)改向滾筒半徑,r3,0.315,m,,第4個(gè)改向滾筒半徑,r4,1,m

第5個(gè)改向滾筒轉(zhuǎn)動(dòng)慣量,J5,0,kgm2,,第6個(gè)改向滾筒轉(zhuǎn)動(dòng)慣量,J6,0,kgm2

第5個(gè)改向滾筒半徑,r5,1,m,,第6個(gè)改向滾筒半徑,r6,1,m

摩擦阻力,Fu*,8300.530636,N,,摩擦阻力系數(shù),,0.012,

直線移動(dòng)部分的質(zhì)量,m1,43723,kg,,旋轉(zhuǎn)部分轉(zhuǎn)換為直線移動(dòng)的質(zhì)量,m2,34729.19718,kg

啟動(dòng)時(shí)的慣性力,Fa,8557.428776,N,,啟動(dòng)時(shí)的圓周力,FA,25672.28633,N

啟動(dòng)加速度,aA,0.109078255,m/s2,,啟動(dòng)時(shí)間,tA,18.33546