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軸強度計算(ねじり、曲げ及びキーの面圧) |
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工事名 : |
ABCD |
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装置名 : |
EFGD |
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軸径 |
外径 |
D : |
100 |
mm |
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内径 |
d : |
30 |
mm |
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軸に作用するトルク |
T : |
500.0 |
kg m |
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曲げモーメント |
M : |
2.50E+05 |
kg mm |
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キーに作用するトルク Tk : |
500 |
kg m |
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キー有効長さ |
KL : |
90 |
mm |
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キー本数 |
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Kn : |
1 |
本 |
(2本の場合は1.5を入力) |
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選定キー |
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ボス側キー高さ |
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b |
h |
t1 |
t2 |
Kh |
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(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
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28 |
16 |
10 |
6.4 |
6 |
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キー面圧 |
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P =
2*Tk*1000/(D*Kh*KL*Kn) |
18.5 |
Kg/mm^2 |
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断面二次モーメント |
I = (π * (D^4-d^4))/ 64 |
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4.869E+6 |
mm^4 |
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断面係数 |
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Z = (π * (D^4-d^4)/D)/ 32 |
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97.380E+3 |
mm^3 |
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極断面係数 |
Zp = (π *
(D^4-d^4)/D)/ 16 |
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194.759E+3 |
mm^3 |
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曲げ応力 |
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σ = M / Z |
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2.57 |
kg/mm^2 |
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ねじり応力 |
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τ = (T*1000) /Zp |
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2.57 |
kg/mm^2 |
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最大主応力 |
σ1=(M+SQRT(M^2+(T*1000)^2))/(2*Z) |
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4.15 |
kg/mm^2 |
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最大剪断応力 |
τ1=SQRT(M^2+(T*1000)^2)/(2*Z) |
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2.87 |
kg/mm^2 |
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