翻譯是將一種相對(duì)陌生的表達(dá)方式。是指對(duì)交談的語(yǔ)言轉(zhuǎn)換。是指對(duì)單向陳述的語(yǔ)言轉(zhuǎn)換。是指對(duì)交談中的兩種語(yǔ)言進(jìn)行即時(shí)的、一句對(duì)一句的轉(zhuǎn)換。
數(shù)控機(jī)床加工外文文獻(xiàn)Tag內(nèi)容描述:
1、- 1 - 數(shù)控機(jī)床 數(shù)控機(jī)床是 20世紀(jì) 50年代初期發(fā)展起來(lái)的一種應(yīng)用數(shù)控技術(shù)解決機(jī)械加工過(guò)程的新型自動(dòng)化機(jī)床。隨著現(xiàn)代機(jī)械制造業(yè)向更高層次發(fā)展,它已成為柔性制造單元 ( )、柔性制造系統(tǒng) ( )以及計(jì)算機(jī)集成制造系統(tǒng) ( 的基礎(chǔ)裝備之一。作為數(shù)控機(jī)床的關(guān)鍵技術(shù),數(shù)控技術(shù)是機(jī)械專(zhuān)業(yè)的工科大學(xué)生必備的專(zhuān)業(yè)技能之一。 一、數(shù)控機(jī)床的組成 機(jī)床的數(shù)控技術(shù)包括機(jī)床、數(shù)控系統(tǒng)和外圍技術(shù),其組成見(jiàn)表: - 2 - 數(shù)控機(jī)床一般由控制介質(zhì)、數(shù)控裝置、伺服系統(tǒng)、測(cè)量反饋裝置和機(jī)床主機(jī)組成?,F(xiàn)對(duì)各組成部 分簡(jiǎn)介如下: 1、控制介質(zhì) 數(shù)控機(jī)床加工。
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3、河北建筑工程學(xué)院 畢業(yè)設(shè)計(jì)計(jì)算書(shū) 指導(dǎo)教師:孫長(zhǎng)山 設(shè) 計(jì) 題 目 : 前 板 連 續(xù) 模 設(shè) 計(jì) 及 沖 壓 工 藝 分 析英文原文 .M 946 in to to It in is to up to 952, to S. of 1952 970) is to to to an to is C), 952 - 1959 - 1965 - 970 - 970, it on in of to 971, in - on it 北建筑工程學(xué)院 畢業(yè)設(shè)計(jì)計(jì)算書(shū) 指導(dǎo)教師:孫長(zhǎng)山 設(shè)計(jì)題目: 前板連續(xù)模設(shè)計(jì)及沖壓工藝分析2 be to be is 974 in is an to in at it to to be is 990, PC to on C In 970 - 1974 - 990 - (C. as we , 1.3 to on C of C so on C to at so on by PC to be 河北。
4、畢業(yè)設(shè)計(jì) (論文 )外文資料翻譯 系 部: 機(jī) 械 工 程 系 專(zhuān) 業(yè): 機(jī)械工程 及自動(dòng)化 姓 名: 學(xué) 號(hào): 外文出處: 附 件: 料翻譯譯文; 指導(dǎo)教師評(píng)語(yǔ): 簽名: 年 月 日 附件 1:外文資料翻譯譯文 數(shù)控機(jī)床 雖然各種數(shù)控機(jī)床的功能和應(yīng)用各不相同,但它們有著共同的優(yōu)點(diǎn)。這里是數(shù)控設(shè)備提供的比較重要的幾個(gè)優(yōu)點(diǎn)。 各種數(shù)控機(jī)床的第一個(gè)優(yōu)點(diǎn)是自動(dòng)化程度提高了。零件制造過(guò)程中的人為干預(yù)減少或者免除了。整個(gè)加工循環(huán)中,很多數(shù)控機(jī)床處于無(wú)人照 看狀態(tài),這使操作員被解放出來(lái),可以干別的工作。數(shù)控機(jī)床用戶(hù)得到的幾個(gè)額外好處是:數(shù)控。
5、CNC machining accuracy of the abnormal fault diagnosis and treatmentProduction often encounter unusual precision CNC machining of the fault. Such failure concealed strong, and the diagnosis more difficult. Such a failure of the main reasons there are five areas: (1) machine tool unit to be altered or changed. (2)-axis machine tools all the 0.1 bias NULL OFFSET anomaly. (3) axial reverse the gap BACK LASH anomaly. (4) abnormal motor running, electrical and control of the anomaly. (5) mechanic。
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8、外文資料 CNC machine tools While the specific intention and application for CNC machines vary from one machine type to another, all forms of CNC have common benefits. Here are hut a few of the more import。
9、外文文獻(xiàn) The Numerical Control Engine Bed Transforms numerical control system development summary brief history and tendency In 1946 the first electronic accounting machine was born in the world, this。
10、數(shù)控機(jī)床幾何誤差及其補(bǔ)償方法研究 摘要:對(duì)數(shù)控機(jī)床幾何誤差產(chǎn)生的原因作了比較詳細(xì)的分析,將系統(tǒng)誤差的補(bǔ)償方法進(jìn)行了歸納,并在此基礎(chǔ)上闡述了各類(lèi)誤差補(bǔ)償方法的應(yīng)用場(chǎng)合,為進(jìn)一步實(shí)現(xiàn)機(jī)床精度的軟升級(jí)打下基礎(chǔ)。 關(guān)鍵詞:數(shù)控機(jī)床;幾何誤差;誤差補(bǔ)償 前言 提高機(jī)床精度有兩種方法。一種是通過(guò)提高零件設(shè)計(jì)、制造和裝配的水平來(lái)消除可能的誤差源,稱(chēng)為誤差防止法 (該方法一方面主要受到加工母機(jī)精度的制約,另一方面零件質(zhì)量的提高導(dǎo)致加工成本膨脹,致使該方法的使用受到一定限制。另 一種叫誤差補(bǔ)償法 (通常通過(guò)修改機(jī)床的加工。
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12、畢業(yè)設(shè)計(jì) (論文 )外文資料翻譯 系 部: 機(jī)械工程系 專(zhuān) 業(yè): 機(jī)械工程及自動(dòng)化 姓 名: 學(xué) 號(hào): 外文出處: 附 件: ; 指導(dǎo)教師評(píng)語(yǔ): 此翻譯文章 詳細(xì)描述了 數(shù)控機(jī)床幾何誤差及其補(bǔ)償方法研究 ,翻譯用詞基本準(zhǔn)確,文筆也較為通順,具備一定的英語(yǔ)基礎(chǔ),為在以后工作中接觸英文資料打下了基礎(chǔ) 簽名: 年 月 日 注: 請(qǐng)將該封面與附件裝訂成冊(cè)。 附件 1:外文資料翻譯譯文 數(shù)控機(jī)床幾何誤差及其補(bǔ)償方法研究 摘要:對(duì)數(shù)控機(jī)床 幾何誤差產(chǎn)生的原因作了比較詳細(xì)的分析,將系統(tǒng)誤差的補(bǔ)償方法進(jìn)行了歸納,并在此基礎(chǔ)上闡述了各類(lèi)誤差補(bǔ)償方。
13、1 數(shù)控機(jī)床潤(rùn)滑系統(tǒng)控制的改進(jìn) 機(jī)床潤(rùn)滑系統(tǒng)的設(shè)計(jì)、調(diào)試和維修保養(yǎng),對(duì)于提高機(jī)床加工精度、延長(zhǎng)機(jī)床使用壽命等都有著十分重要的作用。但是在潤(rùn)滑系統(tǒng)的電氣控制方面,仍存在以下問(wèn)題:一是潤(rùn)滑系統(tǒng)工作狀態(tài)的監(jiān)控。數(shù)控機(jī)床控制系統(tǒng)中一般僅設(shè)油箱油面監(jiān)控,以防供油不足,而對(duì)潤(rùn)滑系統(tǒng)易出現(xiàn)的漏油、油路堵塞等現(xiàn)象,不能及時(shí)做出反應(yīng)。二是設(shè)置的潤(rùn)滑循環(huán)和給油時(shí)間單一,容易造成浪費(fèi)。數(shù)控機(jī)床在不同的工作狀態(tài)下,需要的潤(rùn)滑劑量是不一樣的,如在機(jī)床暫停階段就比加工階段所需要的潤(rùn)滑油量要少。針對(duì)上述情況,在數(shù)控機(jī)床電氣控制。
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15、英文翻譯 946 in to to It in is to up to 952, to S. of 1952 1970) is to to to an to is C), 952 - 1959 - 1965 - 970 970, it on in of to 971, in - on it be to be is 974 in is an to in at it to to be is 990, PC to on C In 970 - 1974 - 990 - (C. as as we he to on C of C is so on C to at so on by PC to be is to be to to in (1) in (2) s in as (3) to (4) to 2.1 at on to ay so to be of or ay is 7 to to so as a of is to be no to ay in so on of to by s a to be。
16、附錄 A 數(shù)控系統(tǒng)與數(shù)控機(jī)床技術(shù)發(fā)展趨勢(shì) 摘要 :本文主要闡述了數(shù)控系統(tǒng)及數(shù)控機(jī)床的產(chǎn)生、發(fā)展以及其將來(lái),較全面的說(shuō)明了現(xiàn)階段及未來(lái)的發(fā)展趨勢(shì)。 關(guān)鍵詞:數(shù)控系統(tǒng);數(shù)控機(jī)床 1 數(shù)控系統(tǒng)發(fā)展趨勢(shì) 從 1952 年美國(guó)麻省理工學(xué)院研制出第一臺(tái)試驗(yàn)性數(shù)控系統(tǒng),到現(xiàn)在已走過(guò)了46 年歷程。數(shù)控系統(tǒng)由當(dāng)初的電子管式起步,經(jīng)歷了以下幾個(gè)發(fā)展階段: 分立式晶體管式小規(guī)模集成電路式大規(guī)模集成電路式小型計(jì)算機(jī)式超大規(guī)模集成電路微機(jī)式的數(shù)控系統(tǒng)。到 80 年代,總體發(fā)展趨勢(shì)是:數(shù)控裝置由 展;廣泛采用 32 位 成多微處理器系統(tǒng);提高系統(tǒng)的集。