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微米木纤维模压制品握钉力计算理论
  • 期刊名称:林业科学.2007(9):63-67
  • 时间:0
  • 分类:S782.33[农业科学—木材科学与技术;农业科学—林学]
  • 作者机构:[1]东北林业大学,哈尔滨150040, [2]哈尔滨理工大学,哈尔滨150080
  • 相关基金:国家自然科学基金项目(30571455)和黑龙江省攻关项目(GC04A601)共同资助.
  • 相关项目:超高强度微米长纤维定向高密度板的细胞重构机理研究
中文摘要:

分析微米木纤维模压制品握钉力计算的重要性,提出其握钉力力学分析的基本假设,建立其握钉力计算的力学模型,推导螺纹牙受力的分布函数。应用本文提出的理论,可以根据微米木纤维模压制品的刚度和螺纹的几何参数定量计算螺纹牙受力分布,进而计算其握钉力,为微米木纤维模压制品握钉力计算提供重要理论依据。

英文摘要:

This paper has analyzed the importance of calculation about nail holding power of micron wood fiber product by mould pressing. The primary hypotheses of dynamic analyses of nail holding power have been put forward, The dynamic model of nail holding power has been established. The distribution function of thread force has been deduced. Using the theory of this paper, we can calculate the thread force quantitatively according to the rigidity of micron wood fiber product by mould pressing and the geometric parameters of screw. Further more, the nail holding power can be calculated. An important theoretical basis about calculation of nail holding power of micron wood fiber product by mould pressing has been given.

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