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圓柱面過盈連接計算基礎

2014-09-04 09:38 作者:管理員11 來源:未知 瀏覽: 字號:

摘要:計算基礎 1本計算以兩個簡單厚壁圓桶在彈性范 圍內的連接為計算基拙 彈性范圍系指包容件和被包容件由于結合壓力而 產生的變形與應力成線性關系,亦即連接件的應力低 于其材料的屈服極限(b或0.2)。 2計算的假定條件 1)包容件與被包容件處于平面應力狀態,即軸

計算基礎
  1本計算以兩個簡單厚壁圓桶在彈性范
圍內的連接為計算基拙
    彈性范圍系指包容件和被包容件由于結合壓力而
產生的變形與應力成線性關系,亦即連接件的應力低
于其材料的屈服極限(σb或σ0.2)。
2計算的假定條件
    1)包容件與被包容件處于平面應力狀態,即軸
向應力σz=0;
    2)包容件與被包容件在結合長度上結合壓力為
常數;
    3)材料的彈性模最為常數;
    4)計算的強度理論,按變形能理論。
2.1.3計算用的符號(見表5.4-2)
過盈連接計算用的符號
4直徑變化量的計算公式

(責任編輯:laugh521521)
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