链轮计算公式

链轮齿数(z)22链条节距(p)31.75分度圆直径d223.0969053damax=243.7344damin=233.4878三圆弧-直线齿形(da)=237.9711齿根圆直径(df）204.0469053hmax=11.4733hmin=6.35三圆弧-直线齿形(ha)=8.5725链条滚子外径(d1)19.05量柱直径（dr）19.06偶齿数242.1469奇齿数241.5785标准链轮量柱测量距（MR）齿顶圆直径da分度圆弦齿高齿沟圆弧半径r19.095（α/2）°0.855211α°1.710423M(mm)11.50177T(mm)9.99834工作段圆弧半径r2(mm)23.495工作段圆弧中心角β°12.4W(mm)22.25472V(mm)7.230998链轮齿数(z)个10链条滚子外径d1(mm)18齿形半径r/20.185005齿顶圆弧半径r313.56977齿沟半角工作段圆弧中心O2的坐标齿顶圆弧中心O3的坐标齿数z10滚子直径d18内链板宽h148.74序号名称代号公式说明1链轮节距P(t)等于配用链条节距1002分度圆直径DD=P/sin(180°/Z)=P*cos(180°/Z)323.613辅助圆直径D'D'=D-0.2P(t)303.614齿沟半径rr=0.5d9.00d为链条滚子直径5齿沟圆弧圆心距ee=0.04Z6Q为链条的截断载荷(公斤)通常取5~86齿顶半径RR=t-(e+r)85.007齿根圆半径DiDi=D-d305.618齿根宽bb=0.9h143.87h1为链条内链片间距9齿顶宽cC=0.93b40.80Dr=D+0.25d+6334.11当d≤75时Dr=D+0.25d+10325.79当d＞75时非标链轮齿顶圆直径Dr100.76-1.04h-z180pcotdg2oh2=36.2dg=269.36035370.76-1.04h-z180pcotdg2o单位Mpamm弹簧直径dd=1.6弹簧许用应力[τp]根据负荷类别按2卷表11-1-2选取旋绕比CC=D/d;或查表11-1-6曲度系数KK=4C-1/4C-4+0.615/C项目最大工作负荷PnN公式Ⅱp][8KD3πdpnⅢ3][8KDπdpnpⅠp][8KD3πdpn材料槽钢80x60x5矩形管长度1778.68/m宽度40厚度5密度7800单重0.27612数量2重量0.55224WC1k1μdDk#DIV/0!mkgmg1.865237556.529