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②確定計算轉(zhuǎn)矩
T1=K*T,(T1—所求轉(zhuǎn)矩,K工作系數(shù));
T=9549P/n; (T—負載轉(zhuǎn)矩);
③選定型號;
某化學(xué)反應(yīng)攪拌器,攪拌固液混合料,工作時候為每天24h,輸入轉(zhuǎn)速為500r/min,輸出軸轉(zhuǎn)速為15r/min,工作轉(zhuǎn)矩為2597N.m,峰值轉(zhuǎn)矩為200%。
選型例子:
a.傳動比i=500÷15=33.3,故選i=35;
b.查手冊,取工況系數(shù)為1.35;
c.實需轉(zhuǎn)矩為1100N.m×1.35=1485N.m;
d.峰值轉(zhuǎn)矩為1485N.m×200%=2970N.m;
e.選取BL5-35可以滿足要求。
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