機床加工精度 的英文怎麼說
中文拼音 [jīchuángjiāgōngjīngdù]
機床加工精度
英文
machine finish- 機 : machineengine
- 床 : i 名1 (供人睡覺的傢具) bed; couch 2 (像床的器具、地面) something shaped like a bed Ⅱ量詞(用...
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 機床 : machine tool
- 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
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In contrast to traditional synchronous motor of electrical excitation, permanent - magnet synchronous motor ( pmsm ) has more advantages, especially the occasion that requires high precision of control and high reliability, such as avigation, numerical control machine tool, processing center, robot and so on. in addition, it plays an important part in ac motor in modem times
與傳統的電勵磁同步電機相比,永磁同步電機具有許多優良的特性,尤其是在要求高控制精度和高可靠性的場合,如航空、數控機床、加工中心、機器人等方面獲得了廣泛的應用,在現代交流電機中也佔有舉足輕重的地位。This three hybrid type pmts possess such advantages as : simple structure, good dexterity high machining precision, high machinillg speed, position decoupling wth orientation, easy nc programming et al, can meet the need of numerical colltrol machining for large pwts with complex wes
這三種混聯結構並聯機床具有結構簡單、加工靈活、加工精度高、加工速度快、加工工藝性好、位置與姿態解耦和數控編程方便等優點,可以滿足大型具有復雜曲面類零件的多軸聯動數控加工的要求。In the thesis, the general situation of the domestic and abroad developments in the field of the numerical control interpolation algorithm for aspheric surface machining is reviewed firstly, for the poorness of recent numerical control interpolation algorithm, an numerical control interpolation algorithm that based on the genetic algorithm ( ga ) and neural network ( nn ) is introduced
在數控系統中,它是生成加工軌跡的一個最基本的子程序,在很大程度上決定了數控機床的加工精度和最大進給速度。本文首先綜述了國內外非球曲面超精密加工中所運用的插補演算法的發展概況。In order to solve the problems such as the complicated adjusting process, the difficulty in ensuring precision and so on in machining mould electrodes today, it is necessary to apply cad / cam technique to the manufacture of mould electrodes
為解決現行方法用齒輪專用機床加工模具電極時存在的調整過程繁瑣、精度不易保證等問題,將cad cam技術應用到模具電極的製造中很有必要。Nowadays, the machining center carries through the precision inspection only following the fixed coordinates " axes, which can not completely reflects the real error of the spacial position of the practical machining outside the axes and leads to having no the directive relation between the inspected precision and the practical machining precision. so, this paper introduces that the error factors of influencing workpiece ' s outline on machining and carries out the solid inspection of every spot ' s error inside the workaround on the horizontal machining center
本文針對當前加工中心僅沿固定的坐標軸線進行精度(含幾何精度和定位精度)檢驗,並不完全反映軸線外實際加工的空間位置真實誤差,導致檢出精度與機床實際加工精度無直接對應關系的現狀,論述了加工時影響工件型面輪廓精度之加工中心的誤差因素,對加工中心實施其工作區內各點誤差的立體檢測。The errors of mechanism which include errors of manufacturing components, assembling and controlling and the errors caused by temperature growth and elastic deformation of forced components affect directly the processing precision of virtual - axis machine tools
機構的誤差直接影響虛擬軸機床的加工精度,機構誤差包括構件製造誤差、裝配誤差、控制誤差和由溫度變化和彈性變形引起的誤差等。Test conditions for machining centers - part 7 : accuracy of a finished test piece
多工序自動數字控制機床加工中心的試驗條件.第7部分:精加工試件的精確度Test conditions for machining centers - part 6 : accuracy of feeds, speeds and interpolations
多工序自動數字控制機床加工中心的試驗條件.第6部分:進刀速度和內插補的精確度Test conditions for machining centers - part 5 : accuracy and repeatability of positioning of work - holding pallets
多工序自動數字控制機床加工中心的試驗條件.第5部分:工件固托板定位的精確度和可重復性Test conditions for machining centers - part 4 : accuracy and repeatability of positioning of linear and rotary axes
多工序自動數字控制機床加工中心的試驗條件.第4部分:線性和旋轉軸定位的精確度和可重復性As a chinese saying goes, the mechanic, who wishes to do his work well, must first sharpen his tools. modern company. it has domestically advanced fixed - girder machining center, cnc milling machines, cnc line - cutting machine tools and so on, which could guarantee the machining qualigy and meet the designing q qualification and standard of the industry
「工欲善其事,必先利其器」 ,現代科技擁有國內最先進的加工設備加工中心、數控機床、數控線切割等,能有效保證加工精度,確保每件產品產品均達到設計要求和行業標準。The processing precision of honing has been discussed ; the size, form, and surface quality have been analyzed
摘要主要介紹並分析了寧夏大河機床廠附磨機的加工精確度,特別是對其尺寸、形位、表面質量進行了分析。A good vibration damping measure is very important for the enhanced working accuracy of machine tools, especially for that of ultra - precision machines. taking the sub - micron cnc ultra - precision turning machining for an example, this paper illustrated the vibration damping design features on configuration and material selecting, and put the emphasis on the vibration analysis of air spring vibration and aero - static bearing spindle. the theoretical analysis and experimental result have proved that the vibration damping measure is practical
良好的減振措施是提高機床,特別是超精密機床加工精度的重要技術之一.本文以亞微米超精密車床為研究對象,論述了該機床從結構到材料選取上的減振特點,並重點進行了空氣彈簧和空氣靜壓軸承主軸減振分析,由理論分析和實驗表明:減振措施合理,減振效果良好But because of the number of axis increased, the factor and the complexity that influent the working accuracy increased too
但是由於聯動軸數的增加,影響機床加工精度的因素及復雜性也相應增加。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 )以多體系統運動學理論為基礎,建立精確的sk - 21數控凸輪磨床運動模型,全面考慮各項結構誤差和運動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。The main shaft, processed by numerical - control lathe, with high precision, also ensure the precision of the main shaft
平衡軸,採用數控機床加工,精度高。從而保證了平衡軸的自身平衡精度。The enactment of the cutter is one of the important factor, in the aspect of cutter compensation, it only has radius compensation and length compensation in planar. in three - dimensions, especially on five - axis tandem drive numerical control machine, it still need further study. so in order to improve the working accuracy of numerical control machine, the study of five - axis cutter radius compensation in this paper is very useful
刀具的設定是影響機床加工精度的重要因素之一,就刀具補償而言,目前的數控機床只是在二維空間內具有刀具半徑補償、及刀具長度補償,三維空間內的刀具補償,特別是在五軸聯動數控機床上,由於刀具擺動軸的出現,使得刀具補償難以實現,還需進一步深入研究。Machining center ' s geometric accuracy is the key to guarantee the processing accuracy of machine tool. the testing of geometric accuracy is the base of testing machining center ' s straightness accuracy
加工中心幾何精度是確保機床加工精度的關鍵,其中直線運動精度的檢測是幾何精度檢測的基礎。This paper deduces a general formula of two - dimension cutter radius compensation fit to linear interpolation. and according to the space transition theory, the cutter radius compensation algorithm of cutter position in three - dimension space is obtained
因此本文以提高數控機床加工精度為目的,研究五軸聯動數控機床的刀具半徑補償問題既有重大的理論價值,又有重要的現實意義。In order to meet the requirement of high speed and precision in processing complicated shape and three - dimension bend surface on the virtual axis machine tool, a kind of pc control system is introduced
摘要根據虛擬軸機床加工速度快、精度高、加工形狀復雜的特點,提出了一種基於pc機的控制系統實現方案。分享友人