進給率 的英文怎麼說

中文拼音 [jìngěi]
進給率 英文
feed rate
  • : 進構詞成分。
  • : 給Ⅰ動詞1 (送對方某物; 使對方得到) give; grant 2 (用在動詞后 表示交與 付出) pass; pay 3 (叫; ...
  • : 率名詞(比值) rate; ratio; proportion
  1. A new system of rapid roll carriage infeed and return, together with automatic selection of pressure and feed rate, has improved the already impressive floor - to - floor times achieved

    快速輥子和返回系統和自動壓力、調節器提高了工作效
  2. The model is tested by a typical die - cavity roughing, and shortening machining time and balancing cutting - load can be attained

    通過典型模具型腔的粗加工試驗驗證,證明該進給率優化策略不僅可以縮短加工時間,而且可以使加工載荷均勻。
  3. Compared with the traditional edge milling machines, this machine series is dismountable in their tracks, more rational in structure by heat - treatment of the bench, more reliable and stable in the milling & turning head ' s running. the feed and feed - back systems are fully independent respectively. the feed - back is quick and is highly efficient. the angle of the milling tool ' s tray is convenient in adjustment, and the custom - built tool rest and the normal tool rest can be inter - converted. they are the updated products of the traditional edge milling machine

    該系列銑邊機與傳統銑邊機相比,其導軌安裝形式為可拆裝式,並通過熱處理,床身結構更合理,銑削頭運行更平穩可靠,其系統與返程系統完全獨立,返程速度快、效高、銑刀盤的角度調整方便,定製刀盤與標準刀盤可互換,是傳統銑邊機的更新換代產品。
  4. The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory

    第一章主要討論營運船舶運輸成本,對船舶運輸成本的概念、結構、性質與分攤、成本細分行了分析,從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢;第二章研究了船舶動力裝置的經濟性,在營運船舶降低油耗、廢熱利用、船機槳匹配、提高推、提高船舶動力裝置經濟性的有效途徑等方面行了闡述和論證;第三章詳細論述並論證了航次變動成本的控制措施,全面系統地分析和總結了航次變動成本,通過對燃油成本、港口使費、航次風險成本的分析與控制,提出了航次風險成本的概念並論述了若干航次風險成本的控制措施;第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本行了細致的分析並分別討論了相互的控制措施,提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟,對于備件、燃潤物料的控制堅持以科學的預算為前提,以申領、接收、使用、盤存為控制環節,切實做到理論與實踐的密切結合;第五章,結合營運成本的預核算的案例,對船舶營運成本的預算及核算行了有益的探討,旨在揭示成本發生的動因,並出了成本預算、核算的編制方法。
  5. First regarding cutting speed, working feed as the variable of designing, this article establishes the multi - goal mathematics model of manufacturing cost, productivity, profit ; second according to the mathematics model, it adopts added - power optimum method with matlab and resolves the feasible optimum parameter with computer ; it provides the person who optimize with turning processing technology parameter, and can offer reference supporting other optimization of parameters

    摘要以切削速度、量為設計變量,建立了以加工成本、生產、利潤為多目標的數學模型;根據所得多目標綜合優化數學模型,採用加權函數法為優化方法,用matlab求出在約束限制可行域內最優參數,為車削加工工藝參數提供優化依據和優化量,可供其他參數的優化提供參考。
  6. Integrating electricity and piped utilities consumption, weather and real - time pricing feeds, as well as other relevant data inputs, the software reveals inefficiencies, tracks performance metrics and supports accurate budgeting exercises

    通過整合電力和管道輸送的動力消耗指標、天氣和實時定價,以及其他相關的數據輸入,這套軟體可以顯示無效的方面,跟蹤執行的衡量標準,以及支持精確的預算使用。
  7. Usually, volumetric models or vector force models used for optimization of feedrate must be created to get the variable feedrate along the tool path

    通常必須創建切削體積模型或矢量力模型來優化刀具路徑各段的進給率
  8. The results show that, when increasing the feed rate of the grinding wheel, decreasing the rotating speed of the wafer chuck table and using coarser grit grinding wheel, the material removal rate in the wafer rotating grinding increase, the feed rate of the grinding wheel has greater influence on the material removal rate ; when suitably increasing the rotating speed of the grinding wheel, decreasing the feed rate of the grinding wheel and using finer grit grinding wheel, the wafer surface roughness can be reduced ; there exists a critical rotating speed of the grinding wheel ( about 2300rpm ), beyond which the material removal rate evidently decreases and the spindle motor current and wafer surface roughness steeply increase ; when the grit size of the grinding wheel is finer than # 2000, the material removal rate decreases and the wafer surface roughness has no obvious improvement

    研究結果表明,增大砂輪軸向速度和減小工件轉速,採用粗粒度砂輪有利於提高磨削矽片的材料去除,砂輪軸向速度對材料去除的影響最為顯著;適當增大砂輪轉速,減小砂輪軸向速度,採用細粒度砂輪可以減小磨削表面粗糙度;在其它條件一定的情況下,砂輪速度超過一定值會導致材料去除減小,主軸電機電流急劇增大,表面粗糙度變差;採用比# 2000粒度更細的砂輪磨削時,材料去除減小,矽片表面粗糙度沒有明顯改善。
  9. By using a wafer - rotating grinding machine, the influence of the main process factors including grit size of diamond grinding wheel, rotating speed of the wafer chuck table, rotating speed and the down feed rate of the cup grinding wheel on the material removal rate, spindle motor current and wafer surface roughness in grinding large size wafer are experimentally investigated

    摘要利用基於自旋轉磨削原理的矽片超精密磨床,通過試驗研究了砂輪粒度、砂輪轉速、工件轉速及砂輪速度等主要因素對材料去除、砂輪主軸電機電流以及磨削后矽片表面粗糙度的影響關系。
  10. China endeavors to increase its grain production so that its self - sufficiency rate of grain under normal conditions will be above 95 percent and the net import rate five percent, or even less, of the total consumption quantity

    中國將努力促國內糧食增產,在正常情況下,糧食自不低於95 % ,凈口量不超過國內消費量的5 % 。
  11. In consideration of the future objectives and the reality through theoretical analysis, this paper puts forward the theoretical framework for the structural readjustment objectives and 5 indicators to assess the land output, productivity, the competitive edge of the produce market, agri - food processing as well as marketing rate, and the grain sufficient rate

    根據理論分析,結合農業結構戰略性調整的總體目標和主要任務,以及我國農業結構調整的實際,提出農業結構戰略性調整目標體系的理論框架和行評價的五個主要指標:包括土地產出、勞動生產、農產品市場競爭力、農產品加工和市場流通、糧食自
  12. 2. it has become the first priority for medium - duty anchoring - reinforcing projects in china. 2

    2鉆機動力頭輸出扭矩大,行程長,鉆高。
  13. The forces in joining the copper pipe to the aluminum radiator through interference fit are analyzed and calculated, and a new technique of pipe screwing and expanding is introduced so that the force of moving forward when the pipe is being expanded is reduced. the structure and working principle of the expanding pipe head are described. the working principle of the designed screwing expander is explained in detail. the structure and characteristic of the special machine are introduced briefly

    文章對熱效較高的銅鋁復合散熱片中銅管與鋁型材散熱片的過盈配合聯接行受力分析,並行了必要的計算,同時提出了螺旋漲管新工藝,使漲管時所需要的力大大減小;對螺旋漲管機中關鍵部件漲管頭的結構特點與工作原理行了說明,對設計的螺旋漲管機工作原理與結構特點行了詳細敘述,同時也對整個螺旋漲管專機行了簡單介紹。
  14. When the spot - machining tool reaches the hole bottom, the z - axis will firstly srop moving until the spindle makes d3 revolutions, and then return to the original position at the rapid feedrate

    在點加工刀具碰到孔底后, z軸會先停止運動,直到主軸旋轉了d3圈后,才會以快速返回到原始位置。
  15. The innovative ideas in this paper are that robust h control theory based on conventional ip controller is applied to the high - precision feed of a single axis, and the controlled plant is composed of ip velocity loop and two - order model of linear motor. a constraint condition on y in the problem of h2 / h is deduced from the frequency criterion of riccati equation, which makes the repeated computation on r simple. considering the two - loops control problem, the h state feedback controller based on ip controller as the inner controller is applied to satisfy the velocity performance of the system, and a pi controller, the external controller, is used to satisfy the position performance

    本文的創新之處在於將傳統的ip速度控制器和直線電動機的二階模型作為一個廣義的被控對象,利用魯棒h _控制理論設計了一個h _狀態反饋控制器,以此解決高精度的控制問題,並在此基礎上研究了h _ 2 h _混合控制問題,結合h _代數riccati方程正定鎮定解存在的頻判據,推出了一個控制器存在的約束條件,使以往須反復試探的,有了更一步的約束范圍,簡化了計算。
  16. Renewal made of the mould, advanced high - speed machining center, with the high rotational speed, so high as to enter for the speed, high precision and high efficiency to replace profile modelling to mill, namely process and replace simulation to process with the data, from the three - dimensional data mould three - dimensional structure numerical control cnc form of the products, all appear with the data

    模具製造的更新,先的高速加工中心,以高的轉速高的速度高的精度和高的效取代了仿形銑,即以數據加工取代模擬加工,從產品的三維數據模具三維結構數控cnc程式,全部以數據顯現。
  17. Since there is a lack of scientific tools in practical process planning stages, feedrates of nc machining are selected based on previous experiences

    由於加工參數缺乏科學的選擇工具,數控加工的進給率常根據加工經驗設定。
  18. Considering the die - cavity roughing being a 2. 5d cutting, a novel cutting force surface model is created based on orthogonal cutting tests

    鑒于模具型腔粗加工常採用2 . 5維加工,提出一種通過正交切削試驗建立切削力曲面模型用於模具型腔粗加工進給率優選的新策略。
  19. Based on the cutting force surface model, a polynomial equation of side cutting depth and feedrate is created to calculate the feedrate of each cl data and the calculated feedrate value is written out with the g - code position data block to an updated version of the die - cavity

    基於切削力曲面模型,採用多項式擬合的方法構建刀具在許可切削力下的側向切深和進給率的方程,根據建立的方程計算每個刀位點處的進給率並反寫到初始的g代碼文件中。
  20. Some parameters including cutter property, feed - speed, cutting depth / width, engage / retract method, finishing stepover, cut method and operation allowance / tolerance are discussed, and the optimum selection rules is proposed, which give a hand in process planning. 4. il & sm fixturing technology oriented capp / ncp integrated system an il & sm fixturing technology oriented capp / ncp integrated system is developed using the basic functions and second - time development kit provided in ug, which extends the functions of ug platform

    作者對影響加工質量的一些工藝參數,包括刀具、切削用量(進給率、切削深度與寬度) 、退刀方式、精加工行距、走刀方式、工步余量與偏差等行了分析,並對影響這些參數選擇的因素行了綜合分析,得出了理想的選擇方案和確定原則。
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