機(jī)床數(shù)控改造

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2、外文資料翻譯 1 機(jī)床數(shù)控改造 一、數(shù)控系統(tǒng)發(fā)展簡(jiǎn)史及趨勢(shì) 1946 年誕生了世界上第一臺(tái)電子計(jì)算機(jī)，這表明人類創(chuàng)造了可增強(qiáng)和部分代替腦力勞動(dòng)的工具。它與人類在農(nóng)業(yè)、工業(yè)社會(huì)中創(chuàng)造的那些只是增強(qiáng)體力勞動(dòng)的工具相比，起了質(zhì)的飛躍，為人類進(jìn)入信息社會(huì)奠定了基礎(chǔ)。 6 年后，即在1952 年，計(jì)算機(jī)技術(shù)應(yīng)用到了機(jī)床上，在美國(guó)誕生了第一臺(tái)數(shù)控機(jī)床。從此，傳統(tǒng)機(jī)床產(chǎn)生了質(zhì)的變化。近半個(gè)世紀(jì)以來，數(shù)控系統(tǒng)經(jīng)歷了兩個(gè)階段和六代的發(fā)展。 控（ 段（ 1952 1970 年） 早期計(jì)算機(jī)的運(yùn)算速度低，對(duì)當(dāng)時(shí)的科學(xué)計(jì)算和數(shù)據(jù)處理影響還不大， 但不。

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4、外文資料翻譯1機(jī)床數(shù)控改造一、數(shù)控系統(tǒng)發(fā)展簡(jiǎn)史及趨勢(shì)1946 年誕生了世界上第一臺(tái)電子計(jì)算機(jī)，這表明人類創(chuàng)造了可增強(qiáng)和部分代替腦力勞動(dòng)的工具。它與人類在農(nóng)業(yè)、工業(yè)社會(huì)中創(chuàng)造的那些只是增強(qiáng)體力勞動(dòng)的工具相比，起了質(zhì)的飛躍，為人類進(jìn)入信息社會(huì)奠定了基礎(chǔ)。6 年后，即在 1952 年，計(jì)算機(jī)技術(shù)應(yīng)用到了機(jī)床上，在美國(guó)誕生了第一臺(tái)數(shù)控機(jī)床。從此，傳統(tǒng)機(jī)床產(chǎn)生了質(zhì)的變化。近半個(gè)世紀(jì)以來，數(shù)控系統(tǒng)經(jīng)歷了兩個(gè)階段和六代的發(fā)展。1.1、數(shù)控（NC）階段（19521970 年）早期計(jì)算機(jī)的運(yùn)算速度低，對(duì)當(dāng)時(shí)的科學(xué)計(jì)算和數(shù)據(jù)處理影響還不大，但。

5、數(shù)控機(jī)床改造研究為了我國(guó)民營(yíng)企業(yè)的生存與發(fā)展,提高數(shù)控機(jī)床的速度是必要的。轉(zhuǎn)型所需的設(shè)備一般數(shù)控機(jī)床,包括傳統(tǒng)和最近從國(guó)外引進(jìn)的一個(gè)問題,由于不能放入機(jī)床設(shè)備和生產(chǎn)線。首先,數(shù)控機(jī)床和生產(chǎn)線改造的主要內(nèi)容為:(1)恢復(fù)原有的功能、機(jī)床、生產(chǎn)線有一些故障診斷和恢復(fù);(2),NC-based 一般機(jī)床設(shè)備或添加加數(shù)顯著數(shù)控系統(tǒng);(3)改造,提高精度、效率和自動(dòng)化程度,機(jī)械,電氣部件的改造、機(jī)械部分的維護(hù)過程中,才能恢復(fù)到最初的辨識(shí)精度,不能滿足生產(chǎn)要求的數(shù)控系統(tǒng)被更新到最新的數(shù)控;(4)技術(shù)更改或技術(shù)創(chuàng)新,以提高性能和品位,或使用新技。

6、數(shù)控機(jī)床及電氣改造,2005.11,數(shù)字控制（numericalcontrol）是一種自動(dòng)控制技術(shù)，是用數(shù)字化信號(hào)對(duì)機(jī)床運(yùn)動(dòng)及其加工過程進(jìn)行控制的一種方法，簡(jiǎn)稱為數(shù)（NC）。IFIP第五技術(shù)委員會(huì)對(duì)數(shù)控機(jī)床作了如下定義：數(shù)控機(jī)床是一個(gè)裝有程序控制系統(tǒng)的機(jī)床。該系統(tǒng)能夠邏輯地處理具有使用號(hào)碼，或其他符號(hào)編碼指令規(guī)定的程序。數(shù)控系統(tǒng)(程序控制系統(tǒng))是一種控制系統(tǒng),能自動(dòng)閱讀輸入載體上事先給定的數(shù)字值。

7、1 of 946 of s to of It in of to a s 952, to in NC a a NC of 1952 970) s is of to a as a as C (C), of of 952 1959 of 1965 of 1970 to 970, GM a So it as C, a in of 971, in be a in a , as 1974 to be NC is of is to a to as a of be to As is a it is as 990, PC to a as a to of NC C In a 970s 1974 of 990 - on C ( C ( 2 we in is of C to on C in as NC on At it C as a to C PC be to NC be is to to to of to in of be （ 1） NC in to （ 2） of of of of to as （ 3） 4） to of of C be by is be be。

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10、外文資料翻譯 1 機(jī)床數(shù)控改造 一、數(shù)控系統(tǒng)發(fā)展簡(jiǎn)史及趨勢(shì) 1946 年誕生了世界上第一臺(tái)電子計(jì)算機(jī)，這表明人類創(chuàng)造了可增強(qiáng)和部分代替腦力勞動(dòng)的工具。它與人類在農(nóng)業(yè)、工業(yè)社會(huì)中創(chuàng)造的那些只是增強(qiáng)體力勞動(dòng)的工具相比，起了質(zhì)的飛躍，為人類進(jìn)入信息社會(huì)奠定了基礎(chǔ)。 6 年后，即在1952 年，計(jì)算機(jī)技術(shù)應(yīng)用到了機(jī)床上，在美國(guó)誕生了第一臺(tái)數(shù)控機(jī)床。從此，傳統(tǒng)機(jī)床產(chǎn)生了質(zhì)的變化。近半個(gè)世紀(jì)以來，數(shù)控系統(tǒng)經(jīng)歷了兩個(gè)階段和六代的發(fā)展。 控（ 段（ 1952 1970 年） 早期計(jì)算機(jī)的運(yùn)算速度低，對(duì)當(dāng)時(shí)的科學(xué)計(jì)算和數(shù)據(jù)處理影響還不大， 但不。

11、河北建筑工程學(xué)院 畢業(yè)設(shè)計(jì)計(jì)算書 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 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。

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