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バレーボールにおけるスパイク練習のための ブロックマシンの機構設計

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バレーボールにおけるスパイク練習のための ブロックマシンの機構設計

2009年度 鶴岡高専 専攻科卒研発表

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MinchiMinchi

June 23, 2021
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  1. ಈ࡞ͷݕ౼ ཁٻ࢓༷ 1. ਓͷ࿹Λ໛ͨ͠ܗ 2. ࿹ͷ্Լӡಈ 3. Ϙʔϧͷিܸٵऩ 4. ιϑτϒϩοΫͱΩϧϒϩοΫ

    5. ωοτͱͷؒʹܺؒΛ࡞Βͳ͍ 6. ࣼΊʹରԠͨ͠޲͖มߋ 7. ࿹ͷ։ด 8. ϒϩοΫͷϙδγϣϯมߋ
  2. ྗੵ F∆t = m(V − V′) (1) িܸྗ F =

    m(V − V′)/∆t (2) ΠϯύΫτޙͷϘʔϧ଎౓ V′ = eV (3)
  3. Table.1 Mass and cost of material g/cm3 yen/cm3 SS400 7.9

    30 SCM440 7.8 50 A6063-T6 2.7 10 SUS304 8.0 48
  4. Table.2 Thickness and weight of material Outside diameter of pipe

    [mm] 80 Material Thickness [mm] Mass [kg] SS400 3.0 8.37 SCM440 0.8 2.27 A6063-T6 3.4 3.21 SUS304 3.5 9.82
  5. Table.3 Result of FEM using A6063-T6 Numerical result stress [MPa]

    safety factor front 69.6 3 Finite Element Method stress [MPa] safety factor front 56 3.8 side 65.5 3.2
  6. όϨʔϘʔϧͷ࿅श༻۩ Fig.9 ϒϩοΫωοτ Fig.10 ϒ ϩ ο Ϋ ω ο

    τͷ࢖༻ྫ molten ঎඼ɹϗʔϜϖʔδΑΓ