確動凸輪 的英文怎麼說

中文拼音 [quèdònglún]
確動凸輪 英文
positive cam
  • : 形容詞1. (符合事實; 真實) true; reliable; authentic 2. (堅固; 堅定) firm
  • : Ⅰ動詞(高出) bulge; protrude Ⅱ形容詞(高於周圍) protruding; raised
  • : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
  1. While according to dynamics correction method, the valve displacement curve has to be design, which can be acquired by boundary condition and calculation method. then by dynamics analysis, the tappet displacement curve equation can be obtained based on the dynamics differential equation. thus, the design of cam profile can be carried out based on the tappet displacement curve equation

    按照態設計的力學修正方法進行設計時,又得先進行氣門升程曲線的設計,利用一定的邊界條件和計算方法得到氣門定的運規律,再通過力學分析,根據建立的力學微分方程,經過計算得到挺柱的升程曲線方程,至此,就可以根據挺柱的升程曲線進行廓曲線的設計。
  2. Aimed at the equal - diameter cam mechanism with follower of planar movement, and according to two conditions of existing meaningful solution of the mechanism and of ensuring transmission angle of output swinging rod, the value selection ranges of cam motion angle, of swinging angle of out - put swinging rod and of its primary installation angle were analyzed and determined, and then proceed to plot the region graph of selectable value for motion angle of cam and swinging angle of swinging rod, thus provided convenience for the design and employment of that mechanism

    摘要針對平面運件等徑機構,根據機構存在有意義解和保證輸出擺桿傳角兩個條件,分析並定了角、輸出擺桿擺角及其初始安裝角的取值范圍,進而繪制了角與擺桿擺角的可選值域圖,為該機構的設計與使用提供了方便。
  3. The error compensation software for cam precision grinding has been developed, and results show that the cam grinding accuracy can be ensured and the productive can be improved. ( 1 ) by using the method of movement error analysis of mbs, the geometric error model of sk - 21 nc machine tool has been established, and the calculation equation for precision processing of nc machine tool has been derived, which lays a good foundation of programming the error compensation software

    基於該磨床目前的狀態和已有的研究成果,本課題展開了以下主要研究工作: ( 1 )以多體系統運學理論為基礎,建立精的sk - 21數控磨床運模型,全面考慮各項結構誤差和運誤差對加工精度的影響,推導出精密加工約束條件方程,揭示機床實精密加工的實質。
  4. On the basis of the known actual contour equation of cam in the disk typed cam mechanism with swinging oblique bottomed follower, this paper expounded another method for determining inversely the track equation of cutter center and the motion law of follower, and three key techniques in numerical inverse seeking were solved successfully by adopting the method of curve matching

    摘要根據已知擺斜底從件盤狀機構的實際廓線方程,闡述了反求定刀具中心軌跡方程和從件運規律的另一種方法,並採用曲線擬合等方法成功地解決了數值反求中的3個關鍵技術。
  5. The globoidal cam mechanism is a kind of high speed cam mechanism with bright future in application. it can be used as high speed intermittent indexing with great accuracy, or used as efficient large torque reducer. and now it has been applied comprehensively in many automotive machines, such as tobacco machines, packaging machines, automatic tool changers of cnc machines, and so on

    弧面機構既可用作精的高速間歇分度機構,也可用作高效、大扭矩的減速裝置,目前已廣泛應用在煙草機械、包裝機械、加工中心換刀機械手等各種自機械中,是一種很有發展前途和應用前景的高速機構。
  6. A auto - focusing compensation machine is studied with double - deck guideway and double - deck cam, the double - deck machine ' s synchronous operation is able to compensate the deviation of focus, and ensure the opticus being fixed on the ccd ' s receiv ing surface during photography

    研製出一種雙層導軌、雙層的自調焦補償機構,兩層機構同時工作能夠正的補償光機系統因環境條件變化和照相距離變化導致的離焦量,使相機在照相過程中始終保持光學焦面穩定在ccd接收面上。
  7. From the aspect of geometry, structure design, manufacture and examine, this paper generally summarizes the gcm ' s study progress in detail, discusses its kinetic rule and the determination of its primary structure parameter, and educes its surface equation and pressure angle equation based on the homogeneous matrix transformation and the conjugate engagement theory of spatial surface. on the basis of geometry study of gcm, the paper makes a comprehensive analysis to the interference phenomenon that will possible exist in the assemble course of two different structure of gcm with the help of matlab software

    本文從運幾何學、結構設計、力學、製造和檢測等方面對國內外弧面機構的研究進展進行了全面綜述,詳細論述了高速機構的運規律和弧面機構基本尺寸的定,基於空間曲面共軛嚙合原理,通過齊次變換推導了外弧面的曲面方程和壓力角方程,並提出了對應的廓面修形演算法;提出了內弧面機構的構想,推導了內弧面的曲面方程和壓力角方程。
  8. The experiment has proved that those methods can realize precision measurement for spatial cams and reverse design of spatial cam follower motion specifications rapidly and accurately

    實驗結果表明,該方法能快速、準地實現空間的精密測量及從件運規律反求。
  9. 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,改進主廓模型的邊緣提取演算法不但能精地提取圖像中的形物體的邊緣,而且能夠接近邊緣的凹陷處;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廓而快速地收斂到目標的真實廓。
  10. The cam - follower is the main mechanism of the engine that carries out a series of accurate motions. its mild wear may gradually worsen the contact conditions. the probability for surface fatigue will then increase due to changes in the surface topography

    ?挺柱是內燃機中實現一系列精作的主要機構,其磨損會使接觸條件惡化,由此產生的表面形貌的變化會使表面疲勞的概率增加,可能會對部件產生破壞性的影響,進行機構的摩擦學設計對提高內燃機的運行性能和延長使用壽命十分重要。
  11. The theory modeling and the field test data has indicated that, the measure and control bed on dimensional globoidal indexing cam mechanism success to complete the indexing precision examination, the input and output instantaneous torque and the motion curve accurate test, has achieved the anticipated test goal

    理論建模和現場試驗的數據表明:弧面分度機構測試試驗臺成功完成了分度精度的檢測,輸入輸出瞬時扭矩和運曲線精測試,達到了預期的各項測試目標。
  12. The dimensional globoidal indexing cam mechanism, as a result of the steady movement, accurate, the transmission ceaseless and is suitable for high speed indexing and precise indexing. now it is the most ideal high speed precision indexing mechanism in the world, and it is being widely applied on each kind of automaton and the production line, this mechanisms prospect of application is broad, arouses the people enormous interest. but the examination of the globoidal indexing cam mechanism is a quite weak link, the manufacturers don ’ t give the examination because of the difficulty of the geometry shape error examination of the cam contour

    空間弧面分度機構,由於運平穩、準、傳無間隙而適用於高速分度和精密分度,是當今世界上最理想的高速精密分度機構,正被廣泛應用於各種自機和生產線上,該機構應用前景廣闊,引起人們極大的興趣,而弧面分度機構的檢測是一個比較薄弱的環節,一般生產廠家由於廓幾何形狀誤差檢測困難而不予檢測,因此本試驗臺的研製具有極其重要的意義。
  13. The factors that have effect on the car ' s emission such as cleaning inside engine, size of three - way catalytic converter and leakage of exhaust system etc have been tested and analyzed, and some related parameters are determined. in order to ensure that the emission meets the requirements of the euro ii standard at one time, to pass the examination of 80000km durability, and to achieve excellent performance indicator while assuring the emission requirements, the design of intake manifold and camshaft profile is optimized, the test of engine performance and car ' s emission and environment performance have been conducted. through comparison by test, it is shown that the carburetor engine after retrofitting to electronic fuel injection engine has achieved good level in terms of emission and performance, and has been upgraded to the same level as the engine of japan mitsubishi and suzuki

    為了滿足國家環保法規不斷提高的要求,本文對化油器式發機改造成電控燃油噴射式發機進行了研究與開發;定了工程方案和開發目標;對機內凈化、三元催化器體積、排氣系統漏氣等對整車排放的影響進行了試驗和分析,定了相關參數;為了保對整車排放的影響進行了試驗和分析,定了相關參數;為了保排放一次通過歐標準,並完成8萬公里耐久性考核,在保排放的同時達到良好的性能指標,對進氣歧管、軸型面的設計進行了優化;並進行了發機性能測試,整車排入測試和環境性能測試。
  14. This paper points out that the traditional design method about the disc cam mechanism with oscillating follower has some shortcomings, thus it proposes one new method - using the differential method and the optimum technology to get the best parameters of the disc cam mechanism with oscillating follower

    摘要指出了傳統設計方法在定擺件盤形機構設計參數時的諸多不足,提出了一種新方法採用微分法和最優化技術聯合求解擺件盤形機構的最佳設計參數。
  15. Based on the analysis of the advance treads in the field of mechanics and the practical requirement, a new planar cam design theory model was proposed. and then using the new model, the planar cam design and simulation system were developed. it provided a more general and simple method for cam designs, and could ensure the follower follow the special movement rule or the special track

    針對機構學領域發展趨勢和當前實際需求,建立了新的平面設計理論模型,並在此基礎上研製了平面設計及運模擬系統,為設計提供了更通用、簡便的方法,保從件實現特定運規律或特定軌跡。
  16. This device is an important part in valve driving mechanism, it works according to the movement rule of cam to ensure the exhaust port open and close correctly, so that it can make the diesel engine running normally

    該推桿裝置是氣門驅機構中的重要部件,它按照的運規律進行工作,來完成進排氣門的正開啟和關閉,從而使柴油機正常運行。
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