计算题:计算图所示的毛料长度。
正确答案:
查表Х0为0.47㎜。
L=L1+L2+π/180(180°-α°)(R+X0δ)
=20+40+0.0175×(180°-43°)(10+0.47×3)
=60+0.0175×137×11.41
=60+27.4=87.4
L=L1+L2+π/180(180°-α°)(R+X0δ)
=20+40+0.0175×(180°-43°)(10+0.47×3)
=60+0.0175×137×11.41
=60+27.4=87.4
答案解析:有
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