過渡圓角 的英文怎麼說
中文拼音 [guòdùyuánjiǎo]
過渡圓角
英文
knuckles-
A concept of step - by - step round angle surface for transition and its mathematic modeling was put forward first time. different fiber placement patterns ( 0, 90and 45 ply ) and their simulation module were designed. a simulation system for fp - - - - - - simjoint system for satellite triangle conjunction was composted, which include mandrel modeling, fiber placement trace in mandrel simulation and robot ' s kinematics simulation
詳盡描述了構架式衛星接頭的幾何建模過程,針對所研究對象的特點,提出了用於變截面曲面之間過渡的漸進圓角過渡曲面的概念,並建立了相應的數學模型;針對構架式衛星接頭設計了90 、 0和45等不同角度對應的纖維路徑和鋪絲線型模擬模塊。The analysis of changing transitional corner between the front and top of the model illustrate that air drag coefficient can be reduced 23. 30 %
前圍與車頂的過渡由較小圓角變為較大圓角的試驗分析表明,空氣阻力系數可以降低23 . 30 。At one time complex structure and area of weariness crack ( including whole suspension hollow axis of swivel, half suspension adopted axletree, substituting holistic grinding steel wheels for wheel - hoop compounded wheels, different wheel - axletree structure of different locomotives, different transmission chamfer machining step of axletresses and driven traction gear etc. ) centralizing make wave clutter and repeat to disturb recognition of real fault wave
同時,由於全懸掛空心軸、半懸掛抱軸承等復雜結構車軸的使用和整體碾鋼輪陸續替代輪箍組裝式車輪,各型機車輪軸結構不同,車軸加工臺階和過渡圓角不同,從動牽引齒輪與車軸採用過盈裝配等,在這些結構復雜且疲勞裂紋產生集中的區域,探傷時極易發生波形交織和重復,難以識別真正缺陷波。Hot rolled steel equal flange tees with radiused root and toes - dimensions and tolerances on shape and dimensions ; german version en 10055 : 1995
帶圓角的熱軋等腰t型鋼和過渡連接件.尺寸和形狀公差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。After direct manipulation of radius, constant or variable radius area in mesh model can be modified quickly and exactly. using this method, rounding shape of a part or die can be directly modified on shell meshes for finite element analysis. ( 3 ) data segmentation on shell meshes is studied
對于已有的圓角過渡區域網格,根據圓角過渡特徵與基網格面的相切關系以及給定的新的圓角半徑,計算出輪廓線上各頂點對應的坐標,直接修改頂點的坐標值,保留網格模型原有的拓撲結構,使形成的新的網格與原有網格融為一體。At the same time a method of utilizing round swing transition horn is put forward to void shock produced in the process of welding two round pipelines of the same or similar diameter by such experiments and debugging
同時通過附加圓擺動的折線軌跡曲線的實驗和調試,確定了利用圓擺動過渡尖角的方法,避免了當焊接兩圓管直徑相同或是相近時在焊接過程中產生的沖擊。The closed angle produced in the welding process of two round pipelines with the same diameter can result in velocity discontinuity, which makes it sharp for such a welding process to be realized, and so the arc transition correct method is given
當焊接兩圓管的直徑相同時,施焊過程中會產生尖角,導致速度不連續,而難以在焊接過程中實現,由此確定採用圓弧過渡的修正方法。The paper analyses affecting on - movement law of special cam that by transition arc radius of special cam, we conclude that transition arc radius should be great than half of groove ' s width and that sharp - angled transition will bring excessive removal while nc - machining
摘要對空間凸輪的過渡圓弧的半徑大小對凸輪運動規律的影響進行了分析,得出過渡圓弧半徑應大於槽寬的一半,尖角過渡數控加工時會產生過切現象。While loading rectangular - section overhanging beam with one - side fillet, usually there is stress concentration problem occurred at the fillet position of part
摘要一側帶有圓角過渡的矩形截面懸臂梁受力時,圓角處存在應力集中現象。分享友人