曲軸量表 的英文怎麼說
中文拼音 [qūzhóuliángbiǎo]
曲軸量表
英文
dial gauge for measuring of crank spread- 曲 : 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...
- 軸 : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 量表 : scale量表程序 scalogram
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The subject for different process technology and surface treatment of crank takes tracking checkout for its internal stress, analyses relation of jumping measurement, deformation measurement, recovery measurement and stress change, finds the reason and usual law of jumping overproof of crank. through cold pressure alignment, hot pressure alignment, support aged alignment and so on methods for 42crmo steel crank, the subject checks change of stress in the process of alignment and change of tissue and property after alignment for crank, and gives comprehensive evaluation for every alignment technology, then give safe and feasible technology parameter
本課題主要是對不同加工工藝及不同表面處理過程的曲軸,對其內應力進行跟蹤檢測,分析各工藝過程中跳動量、變形量、恢復量與應力改變的關系,找出曲軸跳動量超差的原因和一般規律。通過對42crmo鋼曲軸進行「常溫壓力校直」 、 「熱壓力校直」 、 「支撐時效校直」等方法的校直,檢測校直過程中曲軸應力的變化及校直后組織和性能的改變,進而對各校直工藝進行綜合評價,給出安全可行的工藝參數。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。It shows that the damage parameter is more suitable for composite multiaxial fatigue investigation than the traditional strain versus life curve and the predicted fatigue lives have a good agreement with the tested values
結果表明:與傳統的應力-壽命預測曲?相比較,新的疲勞損傷參量更適合於復合材料的多軸疲勞研究,計算結果與實驗結果吻合較好。Then the experiment platform of the hypoid gear system was set up, and the lateral, longitudinal and axial vibration response of the bearing and the vibration acceleration response on the surface of the gearbox were measured
搭建了準雙曲面齒輪傳動系統的實驗平臺,測量了準雙曲面齒輪箱軸承座的橫向、縱向和軸向振動響應和箱體表面振動加速度響應。It is very difficult to analyze flame radiation in the cylinder of a diesel engine by theoretical method since flame radiation is a function of many parameters, such as the combustion process, the geometrical description of the chamber, the soot formation and oxidation processes, the soot radiant temperature and soot absorption coefficient. the radiant property of the flame in a cylinder is dependent on the combustion process. but the thermodynamic state of real engine cycles can be analyzed from the pressure - volume diagrams in the cylinder. thus a new thermodynamic computational model is set up for the flame radiation in the cylinder of a diesel engine based on the indirect relationship between the flame radiation and the pressure - volume diagram of the combustion process in this paper. the flame radiant heat flux in the cylinder of a di diesel engine is calculated with the variation of crank angle by this model. compared with measured values, the result of the computational values shows the model is available to represent the effects of flame radiation
柴油機缸內的火焰輻射受諸多因素的影響,用理論分析法來確定它是相當困難的,由於柴油機缸內火焰輻射特性依賴于缸內的燃燒過程,而燃燒過程中的實際熱力狀態又可用示功圖來分析,因此藉助於火焰輻射與缸內熱力參數之間的這種間接關系,建立了一種計算柴油機缸內火焰輻射傳熱的新模型,利用該模型對一臺直噴柴油機缸內火焰輻射熱流量隨曲軸轉角的變化情況進行了計算,將計算結果與實測結果進行了比較,表明該模型能較好預測缸內火焰輻射傳熱量。Abstract : it proposes a model for shaft centerline measurement and winding level, gives the coordinates transformation formula of measured data, and develops the program diagram for centerline measurement of wind - shaft
文摘:提出了一種便於微機處理的軸線的空間解析表達方法以及軸線彎曲程度的表示方法,給出了軸線測量數據獲取方法與坐標轉換公式,提出了零件軸線彎曲時精密測量的一般步驟。A open - close mathematic model is introduced into calculation of torsional vibration. results show : kurtosisness and high harmonic will increase when crankshaft have crack. 5. cylinder score is also diagnosed by torsional vibration in this paper, when cylinder score occurring, the friction of piston will decrease the action of air pressure
本文借鑒了裂紋轉子剛度的開閉模型,首次對含有變剛度單元的柴油機動力裝置進行了扭振計算,結果表明柴油機曲軸有裂紋后,扭振的角位移和附加振動力矩的高諧次分量會增加,峭度值增加。With the different loading ratio of parallel to axis and normal to axis direction, damage defects will occur bulking problem. by varying the degree of material anisotropy relative to the loading axis such as poisson ' s ratio and shear modulus, crack growth bulking strain value parallel to or normal to the loading axis is different. the parameters controlling the growth or arrest of the delamination damage are identified as the geometry and the depth of defects and radius of cylindrical etc. at last, it was investigated that the delamination damage is often induced by the tip of matrix damage under higher stress
研究結果表明:殼體筒段受軸向拉伸和內壓載荷作用時,軸向和環向載荷的比率不同,母層和子層可能發生拉伸屈曲,也可能發生收縮屈曲,或者同時發生拉伸和壓縮屈曲;母層與子層各向異性存在差異,即泊松比與剪切模量不匹配時,將使子層板的邊界上承受壓縮和剪切作用,當分層達到臨界狀態則發生屈曲,當母層與子層的各向異性差異越大,則發生分層屈曲的可能性越大;分層損傷的屈曲應變值與子層自身的彈性模量、分層子層的形狀、厚度以及圓柱半徑等因素有關。In this paper the technolqical principle, furnish and application status of permanent mould with sand facing was introduced. application shows that the technology was suitable for mass production of high quality casting, suchas crankshaft , valve and cylinder sleeve
介紹了鐵型覆砂鑄造的工藝原理、工裝及生產應用情況,應用表明:該工藝適用於曲軸、閥體、缸套等大批量、高質量的鑄件生產。The longitudinal stresses in the tunnel structure calculated by using the model of tamura & okamoto are obviously greater than the stresses in transverse direction obtained by using two dimensional finite element analysis. it is proposed that the axial and bending stresses should not be ignored for the underground structural design
計算結果表明,由彈簧質量模型算得的地下結構在地震作用下縱向振動和橫向振動產生的縱向和彎曲正應力及剪應力明顯高於由二維平面有限元算得的橫向平面內產生的正應力和剪應力,由此可見軸向應力和彎曲應力是地下結構抗震設計中不容忽視的因素。Chapter 2 : using a so - called variance matrix, we studied the propagation and the focusing characteristics of the paraxial light beams. the quantities characterizing the gross features for a paraxial optical beam, such as the beam width, the divergence, the curvature radius of the wavefront, the complex beam parameter q. and the beam quality factor, are related by using variance matrix
第二章:闡述了常數折射率介質中光束的傳輸和聚焦,建立了表徵傍軸光束總的特徵的量,如:束寬、衍射發散角、波前曲率半徑、復光束參數q與變換矩陣的關系,得到了光束質量因子和變換矩陣行列式的定量關系。The pore air pressure gradually goes up with the developing of axial strain in the process of the dynamic torsional shear test of loess, but the pore water pressure hold the line or goes up a little in the last. the stress - strain dynamic constitutive relationship of intact loess and man - made loess show the hyperbolic model. there are some remarkable differences of strength and strain between unsaturated loess and saturated loess
研究結果表明:非飽和黃土在動力扭剪試驗過程中,隨著軸向變形的發展,孔隙氣壓力逐漸上升,而孔隙水壓力則基本保持不變或後期略有升高;原狀黃土和重塑黃土的應力應變本構關系呈雙曲線型;非飽和黃土和飽和黃土的強度及變形特性存在明顯差異;進而分析了含水量、固結應力和固結應力比對黃土動力特性的影響本文最後對非飽和土的有效應力計算公式進行了討論。On the basis of the practical demand of surface finishing of thefamily of crank parts a design for horizontal barrel finishing is proposed. the finishing mechanism is illustrated, emphasis is put on analyzing the complicated relative motion between chip and parts ' surface, a mathematical model is set up, the main factors affecting on the finish are analyzed, and finally by an example of the crank barrel finishing it is shown that this technology is an ideal way to improve surface and practical performance
根據曲軸類零件表面光整加工的實際要求,提出並制定了臥式滾磨光整加工的工藝方案,在闡述加工機理的基礎上,重點分析了磨塊與工件表面間復雜的相對運動,建立了數學模型,分析了影響加工的主要因素,最後以曲軸滾磨光整加工實例表明該工藝是提高表面質量和改善使用性能的理想工藝。A bow type head on this probe for measurement of rollers, pipes, cylinders and most curved surface
一種端子上帶有弓狀的探頭,專供測量滾軸、管道、圓柱體和極彎曲的表面。The results of the experiment are as follows : the bend strength, bend modulus, stiffness and toughness of the mortar layer will be improved when add 30 % fsmf to resin. the axis tensile strength, stiffness, hardness and weariessness of winding layer will be improved when add 25 % ~ 30 % fsmf to resin
提出了應用設想並進行了實驗研究,結果表明:在樹脂中加入30 %的fsmf ,可提高夾砂層的彎曲強度、彎曲模量、剛度和韌性;在樹脂中加入25吠屍30 %的fsmf ,可提高纏繞層的軸向拉伸強度、剛度、硬度和耐磨性,降低成本。The experimental results showed : the axial direction distribution regularities of emerging object was influenced obviously by kernel distribution ; the regularity of kernel distribution curve was obvious ; the distributions were similar at different feeding amount ; the peak value of curve increased with the feeding amount increasing
試驗結果表明,脫出物沿軸向分佈規律受籽粒的分佈影響較大,子粒分佈曲線規律顯著,在不同喂入量的情況下分佈形式相似,喂入量大麴線的峰值較高。分享友人