漸開曲線 的英文怎麼說

中文拼音 [jiānkāixiàn]
漸開曲線 英文
involute curve
  • : 漸副詞(逐步; 漸漸) gradually; by degrees
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 漸開 : involute
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. And it can be divided into four phases of urban tourism of china, in which there are different characteristics. ( 2 ) the evolutive rules of urban tourism of china are as follows : 1 ) the exoteric extent of tourism notion is more and more swell ; 2 ) the form of urban tourism renovate with the development of cities ; 3 ) the layout of urban tourism inner and outer is from close and complanate to exoteric and tridimensional ; 4 ) the sustaining system of urban tourism is from absent to as clear as a bell, and will reach a rational and advanced extent. 5 ) the social delamination of urban tourism is form stern to syncretic ; 6 ) the evolvement tendency of urban tourism should be generalized as a curve of accumbent " s ", which present a course makes up of low - grade development, high - speed development and balanced development

    主要觀點歸納如下: ( 1 )城市旅遊是基於城市的發展而發展的,中國城市旅遊可分為古代、近代、現代和后現代四個階段,分別對應於前工業文明時期的城市旅遊、工業文明萌芽時期的城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期的城市旅遊,以及邁向信息時代的城市旅遊,其間體現出不同的城市旅遊發展特徵; ( 2 )經歷不同發展的時期,中國城市旅遊表現出如下的演進規律: 1 )城市旅遊觀念放程度逐增強,對城市旅遊的容納度日趨加大,對城市旅遊地位的認識從忽視到關注再成為生活的必要因素; 2 )旅遊形式從單一走向多元,新的旅遊形式隨城市發展層出不窮; 3 )城市旅遊的內外部空間聯系從封閉平面走向放立體,達到網路化、連綿化、分區化、立體化布局; 4 )城市旅遊支持系統從缺失走向健全,達到理性高端; 5 )城市旅遊社會分層從森嚴走向融合,經歷了「小眾旅遊」 、 「大眾旅遊」 ,最終發展到「全民旅遊」 ; 6 )城市旅遊產業演變態勢可以概括為一條橫臥的「 s 」,表現為低?高走?平穩發展。
  2. As it is impossible to machine the helicoid gear surface with large module and a few teeth by gear generating, a four - axis milling was developed in this paper

    摘要針對大模數少齒數螺旋齒輪的加工特點,結合和擺的性質,利用微分幾何工具計算出該類面的法矢,作為選取球頭銑刀半徑的依據。
  3. Abstract : the therortical calculation of the bending stress of the root and experimental stress analysis on the modified profile and the standard involute tooth profile were made with the finite element method and the electric resistance strain film method. this indicated that the modified profile was supe rior to the standard involute profiles in terms of the bending strength

    文摘:分別用有限元和電阻應變片法對修形齒形和齒形進行齒根彎應力計算與實驗應力分析.結果證明在彎強度方面修形齒形比標準齒形更優越
  4. Firstly, the performance of several kinds of gears that is commonly used in present is analyzed. the sliding coefficients of the involute gear and the cycloidal gear are compared

    論文首先對目前常用的幾種齒輪性能進行了分析,比較了與擺齒輪的滑動系數,與圓弧齒輪的彎應力和接觸應力。
  5. 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、瞬時接觸方程式、根切界限方程式、嚙合界限的方程式及其存在條件,相對運動速度方向與接觸方向的夾角及接觸上各點的誘導法率;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,自動生成接觸族及嚙合界限,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。
  6. Tooth surface equations and contact line equations of the involute worm gearing are established according to its machining methodology. meshing characteristics in rigidity condition are studied. these characters include the inductive normal curvature along the contact line on the worm surface, the first and the second limit lines during the engage of the worm gear, and the influence of the intersect angle between the contact line the relative velocity of the worm and the gear on transmission performance

    根據圓柱蝸桿傳動的創成方法,建立了圓柱蝸桿和蝸輪的接觸方程式、齒面方程式,分析了圓柱蝸桿傳動的剛性嚙合特性,如蝸桿與蝸輪嚙合時的誘導法率、一類界限、二類界限和蝸桿與蝸輪間相對速度方向和接觸方向的夾角對傳動性能的影響; 2
  7. Mathematical model for tooth profile of noncircular involute gears

    非圓齒輪的齒廓數學模型
  8. Modeling and simulating the tooth profile of non - circular involute gears with asymmetric teeth

    非對稱齒形非圓齒輪的齒廓數學模型
  9. We proposed four kind of it and analyzed their structure. this kind of new actuating mechanism can realize the going around a turn under the condition of steady and smoothing, so it can realize the transmission continuous and long distance round about movement with the whole equipment

    同時,為了使該機構能夠實現正常的嚙合,在柱齒鼓形齒輪和空間齒條機構之中引入了一個導引機構,並對其進行了結構設計和樣機製造,從而使這種空間齒輪齒條機構實現了平穩的空間嚙合傳動。
  10. This article analyzed the system of the whole characteristic of the drumshaped gear with ring - involute teeth mechanism. thought of the influence of manufacture ’ s precision and the assembling accuracy to the design of mechanism ’ s steady and the system of control, we used the dynamics simulation software adams to analyze it on the base of establishing the 3d model and entity model. so we can get some property curved shape about it

    本文還對柱齒鼓形齒輪傳動機構的整體動態特性進行了系統分析,考慮了加工精度和裝配精度對運動裝置的穩定性及裝置控制系統設計的影響,在建立了該齒輪傳動機構的三維模型和實體模型的基礎上,利用動力學模擬軟體adams對傳動模型進行了動力學和運動學分析,得出了整個裝置運動的一些動力學特性
  11. A calculation research on the tooth root bending stress of asymmetrical involute gear

    非對稱齒輪齒根彎應力的計算分析
  12. After thoroughly analyzing the influence of each pump parameters on the gear pump performance, the paper developes the criterion for optimum gear parameters, which can be utilizied in practice easily for gear manufacturing using normal involute gear hob with two - fillet type. the conclutions studied by the paper are : 1. both the addendum coefficient and the deddendum coefficient of the pump gear should be 1. 125

    以目前國內普遍使用的雙圓弧頭全齒高為2 . 5倍模數標準滾刀作為泵齒輪的加工刀具,通過對齒輪加工原理的分析,提出了欲使泵齒輪參數達到最佳,泵齒輪的齒頂高系數和齒根高系數都為1 . 125 ;對變位系數的確定應考慮到泵齒輪的根切、齒頂厚、重合度以及側隙因素;泵齒輪為避免過渡干涉,必然要存在根切現象。
  13. This paper develops iterative formula of sine and cosine function in document [ 40 ], and presents new pixel - level algorithms for generating archimedes and involute curves which are widely used in engineering

    本文推廣了文獻[ 40 ]中正弦、餘弦函數的遞推公式,對工程繪圖中常用的阿基米德設計了新的逐點生成演算法。
  14. When there is no or lesser undercut, we can use the bend stress ' s algorithm of involute gear to calculate approximately the bend stress of gear with meshed medium belt, what we to do is to transit the interrelated shift coefficient to the according radial minus shift coefficient of involute gear, and the error can be controlled in 10 %

    在不產生或少量根切時,可用徑向變位齒輪的彎應力計算方法來近似計算帶式嚙合介質齒輪的彎應力,只需將關聯變位系數轉化為相應的齒輪徑向變位系數即可,其誤差在10 %以內。
  15. After that, the curve flattens out as the colony stops growing

    之後,隨著細菌逐停止繁殖,始回落。
  16. For cutting the composite lock gear with unequal tooth thickness, a study is made on the design method of gear sharper cutter with nonstandard parameter involute tooth profile and noninvolute tooth profile. the cutter tooth arrangement, the choice of teeth number of the cutter and the basic method of cutter design are discussed ; and a new method of choosing deflection factor by using limited area is presented. and the curve of relationship between rear angle on tooth crest and helical angle on tooth side of the cutter is given so as to give a basis for the gear sharper cutter to choose its parameters. to design nonstandard gear sharper cutter by adopting the method mentioned above will simplify the calculation and will increase the efficiency of design

    研究加工不等齒厚的非標準參數齒形,與非齒形復合的鎖閉齒輪插齒刀刀齒的排列、刀具齒數的選擇以及刀具設計的基本方法,介紹用限制區域選擇插齒刀變位系數的新方法,並給出刀具齒頂后角與側螺旋角的關系,為插齒刀參數的選擇提供依據.結果表明,採用上述方法設計非標準復合齒輪插齒刀,可簡化計算和提高設計效率
  17. Secondly, the bending stress equations of asymmetric involute gear with two pressure angles are derived by the theory of isotropy wedge ; the contact stress equations of asymmetric involute gear are derived by the classical contact theory of hertz ’ s

    通過討論各向同性楔原理,推導了非對稱齒輪的彎應力的解析計算公式;利用赫茲公式對非對稱齒輪的齒面接觸應力進行了分析,推導了非對稱齒輪的齒面接觸應力的解析計算公式。
  18. Abstract : this paper takes the manufacturing of non - circular gear as an example to analyze the non - circular gear ' s tip curve error influence upon it s contact ratio which is manufactured by involute cylindrical shape cutter, and it provides a theory basis to control strictly non - circular gear ' s contact ratio

    文摘:以非圓齒輪插齒加工為例,分析了利用圓柱插齒刀加工非圓齒輪時齒頂誤差對非圓齒輪重合度的影響,為嚴格控制非圓齒輪副的重合度提供了理論保證。
  19. Design and application of precision gear hob with middle concaved involute profile

    齒輪齒廓的參數化設計與計算
  20. Creatively, this paper advance involute as the tooth form that has been used widely in the engineering, and we also bring forward a design idea that tooth can be distributed continuously on spherical surface. based on those ideas, we invent the spherical gear of ring involute tooth. it is proved that this mechanism overcome the two big objections of traditional gear by solid model, and so a great breakthrough is achieved in the gear drive field. 2

    本文創造性地提出了採用工程上廣泛應用的作為齒廓,並將輪齒沿緯度方向在球面上呈連續分佈的設計思想,在此基礎上發明了環形齒球齒輪機構,實物模型證明,該機構從根本上克服了傳統離散齒球齒輪存在的傳動原理誤差和加工困難兩大障礙,在齒輪傳動領域取得了重大突破。
分享友人