mesh of curves 中文意思是什麼

mesh of curves 解釋
曲線網格
  • mesh : n 1 網眼；篩孔；〈pl 〉網，網狀物，網路；網絲；銅紗；〈pl 〉法網。2 【機械工程】（齒輪的）嚙合。v...
  • of : OF ＝Old French 古法語。
  • curves : 成套曲線板
  1. The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation, presents the equations related to the main inducement curvature of the cam profiles, analysis and deduces the equations of two circumscription curves, which judge if the conjugate surface could mesh properly. some calculate examples and conclusion are given. the surface equation of the globoidal cam and conjugate equation are established

    論文首先在分析空間嚙合原理基礎上，採用坐標變換法推導出弧面分度凸輪的工作廓面方程、嚙合方程和壓力角計算公式，對弧面分度凸輪的嚙合特性進行了深入的分析和研究，對判斷曲面能否正確嚙合的依據如兩類界限線方程以及誘導主曲率等進行推導，並給出算例。
  2. Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition

    首先對漸開面二次包絡理論進行了深入的探討，推導出了兩次嚙合的嚙合方程式、瞬時接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件，相對運動速度方向與接觸線方向的夾角及接觸線上各點的誘導法曲率；此外，還對磨齒后工件的齒面誤差進行了理論分析；並在理論基礎上編制了相應的計算機程序，自動生成接觸線族及嚙合界限線，對不同參數條件下的嚙合情況進行分析，可以使工藝條件達到最佳狀態；最後研究了磨齒裝置，設計了磨齒機的傳動系統。
  3. The main innovation of our method is that we only need construct polygonal mesh possessing simple symmetric properties on both sides of control polygon edges of interpolated curves, and do n ' t need modify the subdivision rules near the interpolation curves during the process of subdivision. thus the subdivision rules are simple. the process is convergent and the limit surface is c everywhere except a finite number of points

    該方法的主要創新思想是，在被插值曲線的控制多邊形兩側構造具有簡單對稱性質的多邊形網格，而在細分過程中，則無須修改被插值曲線附近的細分規則，兇此細分演算法是簡單的，細分過程是收斂的，且最終的插值曲面除有限個點外是c ~ 2連續的。
  4. We use bezier - shaped displacement reference curves to determine the new position of the vertices on the deforming surfaces. the proposed approach is fast and robust, and can support real - time interactive mesh editing and handle arbitrary meshes thanks to re - sampling and subdivision operations

    這種變形方法計算快速便捷，可以方便地集成到現有曲面造型系統中，結合重新采樣以及曲面細分等技術，這種曲面造型方法可以應用在任意拓撲結構的網格曲面編浙江大學碩士學位論文摘要輯上。
  5. Profile curves of a rounding surface are calculated along a feature line with a given radius. then inner elements of a rounding mesh is created with these profile curves, and sewn with the original mesh which is pre - trimmed. a feature - based mesh modification method is proposed for existing rounding feature

    給定圓角半徑，計算出沿特徵線圓角曲面的截面輪廓線，以輪廓線的六等分點為節點生成圓角區域單元，並與剪裁后的基網格面縫合，從而生成沿特徵線的圓角曲面網格。
  6. By means of curvature estimation of vertices, arc identification and arc grouping, a set of profile curves are computed to describe a rounding feature. meanwhile, a rounding mesh is extracted from the mesh model. ( 2 ) approaches of feature - based local modification on shell meshes are studied

    提出了一種等半徑及變半徑圓角過渡特徵的提取演算法，採用二次曲面擬合估算出網格頂點的主曲率，根據網格過渡區域的曲率特性，計算出一系列截面輪廓線來描述圓角過渡特徵，同時將過渡區域數據從模型中分離。
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