凸轮分割器--齿轮分割驱动计算 |
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点击这返回总目录 |
须知:修改草绿色范围内数值,粉红色的为建议尺寸,可以不用修改;黄色为自动计算尺寸,不得修改; |
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参数输入区 |
间歇分割定位等份(N) |
= |
6 |
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每分割驱动时间(t1) |
= |
1 |
sec |
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每分割定位时间(t2) |
= |
1 |
sec |
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直接结果 |
选择的实际负载Te要大于 |
6.65 |
kg. m |
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入力轴回转数(N) |
= |
100 |
rpm |
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大齿轮直径(D2) |
= |
40 |
cm |
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需要电机功率要大于 |
0.32 |
kw |
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大齿轮重量(W2) |
= |
15 |
kg |
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小齿轮直径(D1) |
= |
10 |
cm |
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摩擦扭矩 |
1.01 |
(kg. m) |
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小齿轮重量(W1) |
= |
5 |
kg |
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夹具重量m1 |
= |
1.5 |
kg/组 |
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静扭矩(惯性扭矩) |
2.31 |
kg.m |
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工件重量m2 |
= |
1 |
kg/组 |
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夹具数量(N1) |
= |
24 |
Pcs |
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夹具固定的节圆半径Re(PCD/2) |
= |
25 |
cm |
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转盘底部,支撑有效半径(Rf) |
= |
25 |
cm |
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凸轮转位角度θ |
= |
180 |
度 |
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回转盘直径D |
= |
60 |
CM |
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回转盘厚度Dh |
= |
1.5 |
cm |
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安全系数fe |
= |
2 |
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摩擦系数u |
= |
0.15 |
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假设马达效率Z |
= |
0.7 |
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凸轮曲线系修正正弦曲线(m.s) |
最大非向性速度(Vm) |
= |
1.76 |
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最大非向性加速度(Am) |
= |
5.53 |
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凸轮最大扭力系数(Qm) |
= |
0.99 |
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以下为计算过程: |
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零件质量 |
回转盘重量( 钢件)W3 |
= |
D2²π/4*Dt*ρ*1/1000 |
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= |
33.079995 |
kg |
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夹具总重量(W4) |
= |
m1×N1 |
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= |
36 |
kg |
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工件总重量W5 |
= |
m2×N1 |
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= |
24 |
kg |
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圆盘惯性矩 |
小齿轮惯性矩(I1) |
= |
( W1×R1^2 )/(2*G ) |
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= |
0.000637755 |
(kg.m.S^2) |
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大齿轮惯性矩(I2) |
= |
(W2×R2^2)/(2*G) |
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= |
0.031 |
(kg.m.S^2) |
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回转盘惯性矩(I3) |
= |
W3×R2²/2G |
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= |
0.152 |
(kg . m . S^2) |
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夹具惯性矩(I4) |
= |
( W4×Re^2)/G |
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= |
0.23 |
(kg . m . S^2) |
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工件惯性矩(I5) |
= |
W5*Re²2²/G |
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= |
0.153061224 |
(kg.m.S^2) |
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出力轴最大角加速度(α1) |
= |
72×π×Am×N²/(S×(θ/m)²) |
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= |
64.344 |
(rad / S^2) |
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惯性扭矩Ti |
静扭矩(惯性扭矩)(Ti) |
= |
Ti1+Ti2 |
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= |
2.31 |
(kg / m) |
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工作圆盘惯性扭矩Ti2 |
= |
(I2+ I3+I4+I5)*(N/N1)^2*α2*(N1/N) |
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2.273 |
(kg / m) |
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小齿轮惯性扭矩Ti1 |
= |
I1*α1 |
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0.0410 |
(kg / m) |
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摩擦扭矩(Tf) |
= |
u * w * R * (N / N1) |
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= |
1.0132 |
(kg . m) |
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作功扭矩(Tw) 在间歇分割时没有作功,因此 Tw = 0 |
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以上总负载扭矩(Tt) |
= |
Ti + Tf + Tw |
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= |
3.3271 |
(kg . m) |
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实际负载扭矩…(Te) |
= |
Tt*fc |
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= |
6.654209313 |
(kg . m) |
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入力轴扭矩(Tc) |
= |
360/(S*θ)*Qm*Te |
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注:入力轴起动负载扭矩视为0 , 因此 Tca =0 |
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= |
2.1959 |
(kg . m) |
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计算所须之马力(P) |
= |
(Tc*n)/(975*Z) |
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= |
0.322 |
KW |
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