凹凸模 的英文怎麼說

中文拼音 [āo]
凹凸模 英文
punch-cum-blanking die
  • : 凹名詞(凹陷的地方, 用於地名) low-lying area; depression (used in place names)
  • : Ⅰ動詞(高出) bulge; protrude Ⅱ形容詞(高於周圍) protruding; raised
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  1. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎,對慣性制動器在制動時的振動進行數學建,然後用matlab對其進行擬,得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的螺旋面的螺旋升角、螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系,為慣性制動器的結構優化提供了理論依據。
  2. Available options and accessories such as ground plate, lift off protection, upper welding plate and welding gauge make the module extremely versatile and ensure a very easy installation and safe operation under rugged conditions

    可選配件有接地板吊裝保護上焊接板及焊縫檢查樣板。這些配件使塊能用於各種用途,保證安裝方便,且在不平的情況下也能安全操作。
  3. This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover

    其次,分析了覆蓋件成形的特點和要求,同時詳細介紹了影響覆蓋件成形的因素如沖壓方向、工藝補充面和壓料面、圓角、拉延筋、壓邊力、坯料尺寸和工藝切口等,並用數值擬軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行擬,用擬結果優化拉延工藝方案,比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點,以及常見的起皺、拉裂和回彈、成形不足等缺陷的產生機理和相應對策,重點介紹工藝補充面和壓料面的設計及優化方法,因為拉延是沖壓工藝的關鍵工序,而工藝補充面和壓料面的設計是拉延工序的關鍵,對消除缺陷至關重要。
  4. Removal craft of phenol from waste water by acid - treating attapulgite clay

    酸改性棒土對含酚擬廢水的吸附性能研究
  5. The springback angle increases with the increase of the punch round radius and clearances between the punch and the die while decreases with increase of the blank holder force, sheet thickness, friction coefficient and material hardening exponent

    回彈角隨圓角半徑和間隙的增大而增大,隨壓邊力、板料厚度、摩擦系數和材料硬化指數的增大而減小。
  6. Hard alloy die is made y taking high - quality hard alloy as its nips and fastening with steel die case. it is characterized by high hardness, good thermal conductivity, brasive coefficient and strong resistant to corrosion. it is suitable for drawn metal wire, bar and pipes. the types of dies includes rectangle, hecagon, octagon, diamond, trapezoid, basin and knob, u - shaped and half round types

    硬質合金具採用優質合金作芯,並用鋼質套緊固,具有硬度高,導熱性能好,磨擦系數小,抗腐蝕性等特點,適用於拉制金屬線材,棒材,管材等,另外,具的類型有矩型、六角型、八角型、菱型、梯型、型、馬蹄型、半圓型等各種異形
  7. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓力增長式的合理性;從微分方程推導了基於土體振動臺型試驗的相似律,並從型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,型箱中的粉土都發生了液化,液化的時刻和輸入加速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與施加的荷載有關:當施加荷載為由小到大的形式時,曲線形狀為上的曲線;當施加荷載為等幅的正弦荷載或荷載幅值由大到小時,曲線形狀為上的曲線,且逐漸趨于穩定。
  8. Based on swmm ( storm water management model ), a typical urban region is selected to calculate the status under the design storms with different frequencies in the region, such as drainage effect and water - logging, overland flow on road etc., and simultaneously, the storm floods under different conditions, including reforming the protruding green belts into plain or concave ones, placing flood storage areas etc., are simulated with the evaluation on their effects

    摘要以swmm為基礎,選取北京市典型小區,計算不同頻率設計暴雨下小區排水效果以及積水、道路坡面流等情況,同時進行不同情景下的暴雨洪水擬並評價其影響,包括改式綠地為平式和式、設置蓄洪區等。
  9. But the surface of the frame, not as strong as that, would be damaged after a period of using, which would degrade the quality of raw tile

    但是框表面可不行,在使用一段時間后表面會出現不平的現象。
  10. Factors including welding sequence being input of the network, and welding distortions being output can make the resulting network which is used for the model of welding distortion and its fast forecasting

    以焊接順序等因素作為網路輸入,以鋼結構板材變形為輸出,訓練生成網路焊接變形型,可用於預測船舶鋼結構焊接變形量的快速預測。
  11. Among them, the improved initiative profile mode draw - out algorithm not only can precisely drawing out in the image the convexity object edge ; but also can approach the hollow place of the edge 。 at the same time, it introduced the auto - adapted changing size exterior restraint energy to increase the attraction scope, enables the control point not to

    其中,改進主動輪廓型的邊緣提取演算法不但能精確地提取圖像中的形物體的邊緣,而且能夠接近邊緣的陷處;同時,它引入了自適應改變大小的外部約束能量來增大吸引范圍,使控制點能夠不依賴于初始輪廓而快速地收斂到目標的真實輪廓。
  12. Marbach, worldwide specialist for tools in the packaging field : marbach die cutting technology delivers dies for the folding box, carton and corrugated industry, marbach tool and die manufacturing produces thermoforming tools for food packages

    折疊紙盒具的夥伴? ?馬爾巴赫公司是全球著名的能同時提供平壓平切和圓壓圓切工具以及燙金和壓工具的廠商,同時,也可以提供熱成型工具及配套產品。
  13. Simultaneously cutting the punch and matrix and interval calculation

    線切割一次成形凹凸模及間隙計算
  14. It is found that : ( 1 ) for linear slope, redistribution of incoming energy flux in modenumber space depends on both the modenumber of incident waves and the ratio of the slope of incident wave ray to slope of topography ; both the transmitted and reflected energy flux ( only for supercritical linear slope ) focus near one or two modenumbers ; for supercritical linear slope, the energy flux scattering to higher modenumbers becomes larger and the energy flux to lower modenumbers becomes smaller as the slope of incident wave ray comes near to slope of topography ; ( 2 ) for convex slope, energy flux is redistributed in wide - range modenumbers and also show peaks on lower - modenubers and higher - modenumbers ; ( 3 ) for concave slope, energy flux is also redistributed in wide - range modenumbers, but does not show peaks on higher - modenumbers as supercritical linear slope and convex slope do ; ( 4 ) the total energy flux scattering to higher modenumbers is approximately equal to the total energy flux to lower modenumbers for internal waves propagating over both convex slope and concave slope, which means the concave slope is the same efficient to convex slope in scattering energy flux to higher modenumbers ; ( 5 ) for convex slope, the wave ray reflected from near - critical topography can extend to deep ocean and shallow shelf, while for concave slope, the wave ray reflected from near - critical topography can only extend to limited distance, then meet the topography and be reflected again ; generally the shear of the internal waves reflected twice from concave slope is not enhanced while the enhanced shear does also appear before second reflection takes place, the enhanced shear can bring about intense mixing, so internal waves reflected from concave slope can also produce marked mixing near critical slope

    3 、內波在地形上傳播時,能通量在態上的分佈范圍也比較寬,但與地形和超臨界線性斜坡地形相比,能通量在高態上的分佈沒有明顯的峰值。 4 、從總的能通量來講,內波在地形和地形上傳播時,向高態散射的能通量與向低態散射的能通若十地形下內波傳播及內潮生成問題的理論解量近似相等,這意味著二者在向高態散射能通量方面具有同等效率。 5 、地形上臨界點附近的反射,反射波的波射線能夠延伸到深海和陸架,地形上臨界點附近的反射,反射波的波射線很快遇到地形發生二次反射,一般來講二次反射后回到深海的波動其速度剪切並不很強,但是在進行二次反射之前的區域,速度剪切仍然很強,因而內波在地形上的反射依然能夠在地形附近區域,產生強的速度剪切區,誘發混合。
  15. The comparison and application show that the normal probability model can be applied to forecasting the performance of water cut when the oilfield enters into medium water cut stage for either s - type, convex - type or concave - type curves

    油田開發實踐表明,當油田進入中含水期后,不論是s型、型,還是型水驅特徵曲線都可以應用正態概率型進行預測。
  16. Cavity and core plates

  17. After analyzing and studying the characteristics of the sequence generation of grey system theory, this paper proposes the concept of three - dimensional data sequence, extends the grey system theory from one - dimensional data sequence to three - dimensional data sequence and enlarges the application range of the theory in engineering. this paper also proposes a decomposition coefficient selection method and a partial concave - convex characteristic decision method to the preference generation, which can solve the problem that the internal point generated by the original method was inconsistent with the actual system. considering the errors existed in ends generation with step ratio and smooth ratio methods, the author proposes a tendency average generation and improves the quality of the generation greatly

    灰色建與逆向工程兩者有其十分相似的內在關系,本文通過學科交叉,深入研究兩種不同學科理論,在繼承灰色系統理論這一我國原創性理論思想的基礎上,補充和豐富了新的內涵並將其滲透到逆向工程中的數據測量與數據處理技術的應用之中,使機械工程中甚少應用的這一灰色系統理論得到了進一步的拓展,主要成果如下: 1 .分析研究了灰色系統理論中序列生成的特點,提出了三維數據序列的概念,將灰理論的一維數據序列拓展到三維數據序列,拓寬了灰理論在工程中的應用范圍;提出了有偏生成演算法中生成系數分解選取方法和數據序列點局部特性決定生成系數的方法,解決了原有方法生成內點與實際系統不一致的現象;針對級比和光滑比用於生成端點有較大誤差的情況,提出了趨勢均值生成演算法,大大提高了端點生成的精度。
  18. Abstract : the shapes of non - circular punch and matrix are processed by transferring an arc into a polygon. the method for dies cad system is introduced, which can generate the main view automatically based on the vertical view

    文摘:介紹了在沖cad系統中,採用圓弧多邊形化的方法,對非圓形狀進行處理,提出了一種根據俯視圖自動生成主視圖的方法。
  19. Next, copy an image from a printer, photocopier or photograph onto this film and then paste the film bearing the copied image onto a highly unevenly surfaced mold or other cast. in this way, coloring and imaging become possible onto three - dimensional surfaces that have previously been impossible to color or print onto

    然後在其上用印表機,復印機復印上照片等圖案,將印上圖案的薄膜粘貼在明顯的具或其他的鑄件上,過去不可能印刷,上色的3維部分,彩色上色和圖案上色,都將成為可能。
  20. Firstly, the creation and rendering theory of 3d model is introduced, as a part of which the technique of substituting texture mapping for polygonal modeling is discussed in detail. bump mapping, as an emphasis, is studied to represent the concavo - convex detail of rivets and screws on the surface of first - segment, second - segment, third - segment and cowling of launch vehicle

    首先,本文闡述了真實感三維型生成理論,著重論述了採用紋理映射來代替多邊形建的技術,運用紋理映射技術來表現火箭箭體一子級、二子級、三子級和整流罩表面鉚釘、螺絲釘和?架等表面細節。
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