輥軋法 的英文怎麼說
中文拼音 [gǔnyàfǎ]
輥軋法
英文
roll process-
The composite roll of high speed steel has the synthetical life of over ten times more than traditional high cr cast iron roll. now the research and production of the high speed steel for roll are very drastic. in this thesis, the microstructure, heat treatment and performance of high speed steel fe - 2 % c - 4 % v - 4 % mo - 5 % cr - x % w ( wt ) are studied systematically by using metallograph, method of lattice, xrd, sem, eds and hardness
本文利用金相法(包括黑白金相和彩色金相) 、 x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、能譜( eds )及洛氏硬度分析儀等手段,對復合軋輥用高速鋼fe - 2 c - 4 v - 4 mo - 5 cr - x w (其它部分如未作特殊註明均為質量分數)合金系的顯微組織、熱處理工藝及性能進行了系統地分析。Modern thread and profile rolling offers many advantages in the production of a wide range of solid and hollow components, compared to traditional metal cutting methods
現代滾絲和軋輥相對于傳統的金屬切削方法對于加工很大范圍內的實心和空心工件有很多優勢。Threads and profiles are stronger, consistently accurate and there is no swarf
滾絲軋輥方法更有力,精度穩定,無屑。Design of practical circuit for reflective fiber displacement sensor in testing roller abradability
反射式光纖位移法檢測軋輥磨損度中實用電路的設計Data processing is performed by pc , which includes detecting rough error by quartile method base on first order differential, adopting three points algorithm to eliminate deviations of rack displacement and installation, applying minimum containing area method to evaluate the sectional plane radius of roller and realizing it by genetic algorithm, adopting akima method to fit curve of roll profile
主要的數據處理工作在上位機進行,採用基於差分法的分位數演算法剔除粗大誤差;採用三點式測量原理消除探頭的安裝及運動所產生的誤差;採用最小包容區域法評定軋輥半徑,並應用遺傳演算法實現最小包容區域法的尋優計算;採用阿克瑪插值方法進行輥型的曲線擬合。Based on analyzing the intersection curve between the rolled - piece and roll, the method of determining the nip point is put forward
基於對軋件與軋輥截交線的分析,提出了在二維直角坐標系中確定軋件咬入接觸點的方法。The occurrence probability and existence form of internal defects in rolled pieces during three - roll and two - roll cross wedge rolling were compared and analyzed by finite element numerical simulation
摘要採用有限元數值模擬方法,比較分析了三輥楔橫軋與兩輥楔橫軋軋件內部缺陷的產生幾率和存在形式。Method of ultrasonic inspection for cast steel rolls
鑄鋼軋輥超聲波探傷方法Method of shore hardness testing for mill rolls
軋輥肖氏硬度試驗方法The rolls wear characteristics and work roll wear pattern were analyzed theoretically and the quantitative analysis were made in shape control and effect factor in accordance with the rolling conditions
從理論上分析了輥系在軋制中的磨損特性,工作輥磨損輥型的計算方法,根據實際軋制工況對其板形的調控、影響因素進行了定量分析。This method can decrease the gap setting time for which the oil column of hydraulic cylinder is not retracted and there is no minute adjustment of oil column for the first several passes
採用該方法,軋制過程液壓缸油柱不用回縮,而且前面道次液壓不進行微調,從而節省了輥縫設定時間。With the help of the theoretical equation of rolling and the energy criterion of mechanical vibration, and on the base of full consideration of roll gap nonlinearity during vibration, this paper suggests an approach to analyse the stability of self - excited vertical vibraiton of high speed cold strip mills by numerical method
摘要本文在充分考慮軋機垂直振動過程中輥縫非線性的基礎上,利用軋制理論方程和機械振動理論中的能量判據,給出了更精確的分析高速冷軋機垂直自激振動穩定性的數值計算方法。Works on the bending roll system of four - roll rolling mill, the workroll shape variation caused by the force of bending roll and the contact stress between rolls was researched with the fem software ansys, the maximum deformation of the work roll was calculated, and the curve of the gap adopting the least - squares method was fitted, which set the base of the further calculation of load - gap shape
摘要以四輥軋機的彎輥系統為研究對象,利用有限元分析軟體ansys研究彎輥力和輥間接觸應力引起工作輥形狀的變化,計算工作輥彎曲的最大變形量,並用最小二乘法對輥縫曲線進行擬合,為進一步計算有載輥縫形狀提供可靠的理論依據。Abstract : the effect factors of grinding roller surface roughness areanalyzed and experimented. the law of effect factors such as roller rotary speed, grinding wheel granularity, grinding liquid and so on, about roller surface roughness is obtained. the mathematical model of roughness is established through regression
文摘:對影響磨削輥面粗糙度的因素進行了系統分析和實驗研究,得出了軋輥轉速、砂輪速度、砂輪粒度、磨削液等因素對磨削輥面粗糙度影響的一般規律,利用回歸分析的方法建立了粗糙度的數學模型。On the base of the development of thick film pastes technology, ru - based thick film resistor pastes have been studied due to select conductive phase and inorganic binder. state - of - the - art techniques such as rolling, screen printing and sintering were used for sample preparation. effects of ingredients, printing parameters and sintering parameters, microstructure on the properties of thick film resistor ( trf ) have been analyzed with xrd, sem, dsc and electrical tests
本文在跟蹤國內外厚膜漿料技術發展的基礎上,以釕酸鉍/銀系厚膜電阻漿料為研究對象,通過選用合適的功能相和無機粘結相成分,以三輥軋制、絲網印刷和高溫燒結等制備工藝為技術特徵,採用xrd 、 sem 、 dsc等分析方法和電性能測試手段,系統的研究了漿料中各相的成分配比、制備工藝參數,以及膜層微觀結構對厚膜電阻性能的影響規律。The high speed steel of composite roll is characteristic of high carbon and high alloy elements. so it is easy to form a lot of netlike carbides. these carbides which are very hard and fragile and are very difficult to be eliminated by heat treatment can depress the properties of high speed steel
復合軋輥用高速鋼具有高碳和高合金的特徵,容易形成大量網狀碳化物,這些網狀碳化物又硬又脆,會嚴重降低高速鋼的性能,且難以用熱處理的方法予以消除。Considering different microstructures and properties of metal of hardened layer and the core of back - up roller, the distributions of shear stress below surface and the contact stress between work roller and back - up roller of a four - high - mill were simulated with nonlinear fem
摘要考慮軋輥表面淬硬層與其心部金屬材料組織性能的差別,採用非線性有限元方法對四輥軋機的工作輥與支撐輥間接觸應力及輥內剪應力分佈進行模擬,並將模擬結果與傳統強度校核方法進行了對比分析,研究了軋輥淬硬層厚度對輥間接觸應力的影響規律。Influence of electric grid voltage fluctuation on main motor drive system for four - high medium plate mill and its solution are introduced
摘要介紹了電網電壓波動對中板四輥軋機主電機傳動系統的影響和解決方法。The dried powder raw materials will be fed from the top of dry granulator, then enters into flaking machine where becomes flakiness raw material will be made into the needed granule product through the procedures of crushing, processing granule and sieving powder and so on
乾燥后的各種乾粉物料從干法制粒機的頂部進入,經預壓進入軋片機內,在軋片機的雙輥擠壓下;物料變成了片狀、片狀物料經過破碎、整粒、篩粉等過程,得到需要的粒狀產品。To reduce the weight and cost of finishing mill to the minimum, optimum design computes the important parameters with constrained cyclic coordinate method, and precision is improved further. database is used to maintain data user puts into and infer
而輥系優化推理部分以降低精軋機重量和減少造價為目的,採用約束坐標輪換法對輥系和機架參數進行優化推理,進一步提高設計精度。分享友人