搖臂鉆床箱體加工工藝與夾具設(shè)計(jì)【含CAD圖紙?jiān)次募?/h1>
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畢業(yè)設(shè)計(jì)(論文)開題報(bào)告學(xué) 生 姓 名:學(xué) 號:專 業(yè):設(shè)計(jì)(論文)題目:搖臂鉆床箱體夾具設(shè)計(jì)指 導(dǎo) 教 師: 畢 業(yè) 設(shè) 計(jì)(論 文)開 題 報(bào) 告1結(jié)合畢業(yè)設(shè)計(jì)(論文)課題情況,根據(jù)所查閱的文獻(xiàn)資料,每人撰寫1000字左右的文獻(xiàn)綜述:文 獻(xiàn) 綜 述摘要 本文著重講述了機(jī)械行業(yè)的現(xiàn)狀和發(fā)展趨勢,機(jī)械加工工藝規(guī)程的作用及內(nèi)容以及夾具設(shè)計(jì)。隨著科學(xué)的日益發(fā)展進(jìn)步和國家產(chǎn)業(yè)政策的調(diào)整,工程機(jī)械行業(yè)已成為沒有政策壁壘的完全競爭行業(yè)。關(guān)鍵詞 工藝規(guī)程 加工工藝 夾具設(shè)計(jì) 1機(jī)械行業(yè)的現(xiàn)狀和發(fā)展趨勢機(jī)械工業(yè)是國民經(jīng)濟(jì)的裝備產(chǎn)業(yè),是科學(xué)技術(shù)物化的基礎(chǔ),是高新技術(shù)產(chǎn)業(yè)化的載體,是國防建設(shè)的基礎(chǔ)工業(yè),也是為提高人民生活質(zhì)量提供消費(fèi)類機(jī)電產(chǎn)品的行業(yè)。機(jī)械工業(yè)具有產(chǎn)業(yè)關(guān)聯(lián)度高,需求彈性大,對經(jīng)濟(jì)增長帶動促進(jìn)作用強(qiáng),對國家積累和社會就業(yè)貢獻(xiàn)大等特點(diǎn)。各工業(yè)化國家經(jīng)濟(jì)發(fā)展的歷程表明,沒有強(qiáng)大的裝備制造業(yè),就不可能實(shí)現(xiàn)國民經(jīng)濟(jì)的工業(yè)化、現(xiàn)代化和信息化1。目前裝備制造業(yè)發(fā)展滯后是制約我國經(jīng)濟(jì)發(fā)展和產(chǎn)業(yè)升級的重要因素,加大結(jié)構(gòu)調(diào)整力度,推進(jìn)機(jī)械工業(yè)持續(xù)、健康、穩(wěn)定發(fā)展,對于轉(zhuǎn)變經(jīng)濟(jì)增長方式,提高國民經(jīng)濟(jì)整體素質(zhì),增強(qiáng)我國經(jīng)濟(jì)的國際競爭力,保障國防安全等都具有重要而深遠(yuǎn)的意義5。 目前機(jī)械工業(yè)全行業(yè)擁有企業(yè)3.97萬個,其中工業(yè)聯(lián)合會系統(tǒng)企業(yè)2.99萬個,從業(yè)人員1118.1多萬人。從事6大類、48中類、205小類產(chǎn)品的生產(chǎn)。全國規(guī)模以上機(jī)械工業(yè)企業(yè)總產(chǎn)值完成28489億元,同比增長25.12%;按90年不變價(jià)計(jì)算的總產(chǎn)值完成28206億元,同比增長23.39%。這一增長速度比同期全國工業(yè)增速15.70%和18.90%分別高9.42個百分點(diǎn)和4.49個百分點(diǎn),居工業(yè)各行業(yè)之首。全行業(yè)實(shí)現(xiàn)的凈利潤和交納的稅金也分別達(dá)到了831.1億元和694.8億元4。這是機(jī)械工業(yè)持續(xù)五年增長,而且是我國機(jī)械行業(yè)歷史上罕見的高速。機(jī)械工業(yè)經(jīng)過改組,多種成分共同發(fā)展、相互促進(jìn)的局面已基本形成。民營資本主要經(jīng)濟(jì)指標(biāo)已占機(jī)械行業(yè)的40%,三資企業(yè)主要指標(biāo)占全行業(yè)的30%左右,而利潤和出口交貨值分別超過全行業(yè)的50%和60%。2機(jī)械加工工藝規(guī)程的作用及內(nèi)容機(jī)械加工工藝規(guī)程的主要作用:機(jī)械加工工藝規(guī)程是生產(chǎn)準(zhǔn)備工作的主要依據(jù)。根據(jù)它來組織原材料和毛坯的供應(yīng),進(jìn)行機(jī)床調(diào)整,專用工藝裝備的設(shè)計(jì)與制造,編制生產(chǎn)作業(yè)計(jì)劃,調(diào)配勞動力,以及進(jìn)行生產(chǎn)成本核算等。機(jī)械加工工藝規(guī)程也是組織生產(chǎn)、進(jìn)行計(jì)劃調(diào)度的依據(jù)。有了它就可以制定生產(chǎn)產(chǎn)品的進(jìn)度計(jì)劃和相應(yīng)的調(diào)度計(jì)劃,并能做到各工序科學(xué)地銜接,使生產(chǎn)均衡、順利,實(shí)現(xiàn)優(yōu)質(zhì)、高產(chǎn)和低消耗。機(jī)械加工工藝規(guī)程是新建工廠的基本技術(shù)文件。根據(jù)它和生產(chǎn)綱領(lǐng),才能確定所需機(jī)床的種類和數(shù)量、工廠的面積、機(jī)床的平面布置、生產(chǎn)工人的工種、等級和數(shù)量、以及各輔助部門的安排等。機(jī)械加工工藝規(guī)程包括的內(nèi)容是機(jī)械加工工藝過程卡片和機(jī)械加工工序卡片,是兩個主要的工藝文件。機(jī)械加工工藝過程卡片,是說明零件加工工藝過程的工藝文件。在單件、小批量生產(chǎn)中,以機(jī)械加工工藝過程卡片指導(dǎo)生產(chǎn),過程卡的各個項(xiàng)目編制較為詳細(xì)。機(jī)械加工工序卡片是為每個工序詳細(xì)制定的,用于直接指導(dǎo)工人進(jìn)行生產(chǎn),多用于大批量生產(chǎn)的零件和成批生產(chǎn)中的重要零件7。制訂機(jī)械加工工藝規(guī)程的步驟如下:根據(jù)零件的生產(chǎn)綱領(lǐng)決定生產(chǎn)類型;分析零件加工的工藝性;選擇毛坯的種類和制造方法;擬訂工藝過程;工序設(shè)計(jì);編制工藝文件。3.國內(nèi)外研究現(xiàn)狀、水平(1)國外研究現(xiàn)狀水平:目前,J.-Y. Jung以及Ferreira等人在進(jìn)行CAPP方面的研究中對設(shè)備規(guī)劃有詳細(xì)論述。計(jì)算機(jī)輔助夾具設(shè)計(jì)(CAFD)就夾具方面也做了一些工作;Chou YC Chandru V等人提出的自動夾具定位和夾緊的一種方法;de meter EC提出的利用機(jī)械杠桿原理進(jìn)行定位和夾緊位置選擇的一種算法。目前,關(guān)于工件夾具的自動化配置方面的工作,自動化結(jié)構(gòu)設(shè)計(jì)AFCD中很少提及。Cai等提出了一種指導(dǎo)夾具設(shè)計(jì)的方法,此方案是縮小由于工件表面與夾具安裝誤差所帶來的定位誤差。Hockenberger4與Demter提出的模式是在工件加工期間工件的靜態(tài)分析,這種方法是一種定性分析并且是在抓緊或夾緊物體的最壞的情況下的偏差,這種情況是由于干涉扭矩。(2)國內(nèi)的研究現(xiàn)狀水平:我國于80 年代末開始對組合夾具元件的設(shè)計(jì)與管理進(jìn)行了研究和開發(fā),在總結(jié)和吸取我國應(yīng)用和發(fā)展槽系夾具經(jīng)驗(yàn)的基礎(chǔ)上,根據(jù)現(xiàn)代機(jī)械加工特征及夾具的發(fā)展趨勢,研制了新一代孔系組合夾具系統(tǒng)。此系統(tǒng)發(fā)揮了槽系平移可調(diào)性和孔的旋轉(zhuǎn)可調(diào)性的優(yōu)勢,可直接組裝獲得任何直線尺寸和角度尺寸。此系統(tǒng)把大中小三個系列的元件有機(jī)融為一體,可在一塊多夾具基礎(chǔ)板上,既能組裝單個大工件夾具,又能組裝多個中小零件夾具,有利于裝夾具基礎(chǔ)板長期固定在機(jī)床工作臺上,此系統(tǒng)還設(shè)有孔系和槽系過渡元件,便于實(shí)現(xiàn)孔、槽系夾具元件混合使用。北京工商大學(xué)麻建東和劉璇開發(fā)的組合夾具元件庫,元件庫模塊的核心程序用ObjectARX SDK2. 02工具包開發(fā),界面程序用AU TOCAD 提供的對話框控制語言DCL (Dialog Cont rol Language) 語言開發(fā),在VC + + 6. 0 下編譯和聯(lián)接,生成的ARX 可執(zhí)行程序在AU TOCADR14 下直接加載運(yùn)行。元件庫可為使用者提供7 類組合夾具元件三維圖形的瀏覽以及交互設(shè)計(jì)功能,并生成三維組合夾具構(gòu)形圖,在CAD 環(huán)境中可進(jìn)行修改或刪除山東工業(yè)大學(xué)的徐志剛在“廣義映射原理”的指導(dǎo)下,開發(fā)了支持“top - down”風(fēng)范的夾具設(shè)計(jì)軟件自動化系統(tǒng)。吳玉光博士在這個領(lǐng)域取得了較大的突破。提出孔系基礎(chǔ)板組合夾具設(shè)計(jì)的系統(tǒng)方法。該方法利用連桿機(jī)構(gòu)原理自動確定由直線和圓弧組成定位邊界的零件的全部候選定位方案。并提出定位銷可見概念和定位銷轉(zhuǎn)動支點(diǎn)的概念,進(jìn)行定位方案的裝卸方便性分析。進(jìn)一步提出瞬心三角形和同向邊的概念,對工件進(jìn)行可夾緊性分析,確定工件邊界的可夾緊范圍。其理論水平在國內(nèi)外相關(guān)領(lǐng)域內(nèi)開拓了新的局面。3夾具設(shè)計(jì)的發(fā)展方向趨勢在機(jī)床上裝夾工件所使用的工藝裝備稱為機(jī)床夾具。夾具是機(jī)械加工不可缺少的部件,在機(jī)床技術(shù)向高速、高效、精密、復(fù)合、智能、環(huán)保方向發(fā)展的帶動下,夾具技術(shù)正朝著高精、高效、模塊、組合、通用、經(jīng)濟(jì)方向發(fā)展。機(jī)床夾具由定位元件、夾緊裝置、對刀及導(dǎo)引元件、連接元件、夾具體、其他裝置或元件組成。定位元件、夾緊裝置和夾具體是夾具的基本組成部分11。按夾具的應(yīng)用范圍分類有通用夾具、專用夾具、成組夾具、組合夾具等;按夾具上的動力源分類有手動夾具、氣動夾具、液壓夾具、電動夾具、磁力夾具、真空夾具、切削力及離心力夾具等。機(jī)床夾具的主要作用為:易于保證加工精度,并使一批工件的加工精度穩(wěn)定;縮短輔助時間,提高勞動生產(chǎn)率,降低生產(chǎn)成本;減輕工人操作強(qiáng)度,降低對工人的技術(shù)要求;擴(kuò)大機(jī)床的工藝范圍,實(shí)現(xiàn)一機(jī)多能;減少生產(chǎn)準(zhǔn)備時間,縮短新產(chǎn)品試制周期。定位是指確定工件在機(jī)床或夾具中占有正確位置的過程。夾緊是指工件定位后將其固定,使工件在加工過程中保持定位位置不變的操作。工件在夾具中的定位通常有以下四種情況:完全定位、部分定位、欠定位、重復(fù)定位。工件在夾具中的夾緊是由夾具的夾緊裝置完成的4。夾緊裝置通常由動力裝置和夾緊機(jī)構(gòu)兩大部分組成。典型的夾緊機(jī)構(gòu)有斜楔夾緊機(jī)構(gòu)、螺旋夾緊機(jī)構(gòu)、圓偏心夾緊機(jī)構(gòu)、定心夾緊機(jī)構(gòu)、鉸鏈夾緊機(jī)構(gòu)、聯(lián)動夾緊機(jī)構(gòu)等。夾緊動力裝置有氣動夾緊裝置、液壓夾緊裝置、電磁夾緊裝置、真空夾緊裝置等。參 考 文 獻(xiàn)1 東北重型機(jī)械學(xué)院,洛陽農(nóng)業(yè)機(jī)械學(xué)院,長春汽車廠工人大學(xué),機(jī)床夾具設(shè)計(jì)手冊M.上海:上??茖W(xué)技術(shù)出版社,2011.2 李洪,機(jī)械加工工藝手冊M.北京:北京出版社,2012.3 李慶壽,機(jī)床夾具設(shè)計(jì)M.北京:機(jī)械工業(yè)出版社,2011.4 張進(jìn)生,機(jī)械制造工藝與夾具設(shè)計(jì)指導(dǎo)M.北京:機(jī)械工業(yè)出版社,2015.5 上海市金屬切削技術(shù)協(xié)會,金屬切削手冊M.上海:上海科學(xué)技術(shù)出版社,2014.6 黃如林,劉新佳,汪群,切削加工簡明實(shí)用手冊M.沈陽:化學(xué)工業(yè)出版社,2014.7 王光斗,王春福,機(jī)床夾具設(shè)計(jì)手冊M.上海:上??茖W(xué)技術(shù)出版社,2002.8 周永強(qiáng),高等學(xué)校畢業(yè)設(shè)計(jì)指導(dǎo)M.北京:中國建材工業(yè)出版社,2002. 9 劉文劍,曹天河,趙維,夾具工程師手冊M.哈爾濱:黑龍江科學(xué)技術(shù)出版社,2007. 10 余光國,馬俊,張興發(fā),機(jī)床夾具設(shè)計(jì)M.重慶:重慶大學(xué)出版社,2005. 11 東北重型機(jī)械學(xué)院,洛陽農(nóng)業(yè)機(jī)械學(xué)院,長春汽車廠工人大學(xué),機(jī)床夾具設(shè)計(jì)手冊M.上海:上??茖W(xué)技術(shù)出版社,2000. 12 李慶壽,機(jī)械制造工藝裝備設(shè)計(jì)適用手冊M.銀州:寧夏人民出版社,2011. 13 廖念釗,莫雨松,李碩根,互換性與技術(shù)測量M.北京:中國計(jì)量出版社,2000:919.14 王光斗,王春福,機(jī)床夾具設(shè)計(jì)手冊M.上海:上??茖W(xué)技術(shù)出版社,2010. 畢 業(yè) 設(shè) 計(jì)(論 文)開 題 報(bào) 告本課題要研究或解決的問題和擬采用的研究手段(途徑):1 要研究的問題1.1了解搖臂鉆床箱體的特點(diǎn)根據(jù)搖臂鉆床箱體的特點(diǎn),了解制造所要求的技術(shù)參數(shù),進(jìn)而分析搖臂鉆床箱體的結(jié)構(gòu)特點(diǎn)。1.2進(jìn)行搖臂鉆床箱體結(jié)構(gòu)工藝性分析根據(jù)搖臂鉆床箱體制造的工藝路線,進(jìn)行零件結(jié)構(gòu)工藝性分析,找出合適的定位基準(zhǔn)。 1.3了解搖臂鉆床箱體的特點(diǎn) 認(rèn)真查閱書籍資料,分析搖臂鉆床箱體結(jié)構(gòu)特點(diǎn),針對車窗搖臂鉆床箱體的表面特點(diǎn)和技術(shù)要求,設(shè)計(jì)合適搖臂鉆床箱體夾具結(jié)構(gòu)。1.4選材設(shè)計(jì)中對材料的選擇應(yīng)該考慮成本,并且能保證零件設(shè)計(jì)的準(zhǔn)確性,同時還要對零件在各種情況下的切削力范圍、承載能力等進(jìn)行計(jì)算,最終達(dá)到所設(shè)計(jì)的零件的使用要求。2 研究的手段2.1查找相關(guān)的資料和書籍,為設(shè)計(jì)尋找依據(jù)。通過書籍和網(wǎng)絡(luò)查找最新的夾具設(shè)計(jì)的發(fā)展動向,盡量在保證原來參數(shù)的基礎(chǔ)上,采用最新的一些結(jié)構(gòu),這樣才能使設(shè)計(jì)具有實(shí)用性和時代性。2.2合理的設(shè)計(jì)夾具的結(jié)構(gòu)使之滿足經(jīng)濟(jì)性,生產(chǎn)率,加工質(zhì)量的要求。機(jī)械制造中一個很重要的指標(biāo)就是生產(chǎn)成本的經(jīng)濟(jì)性,在很大程度上決定了該產(chǎn)品的研制和銷售以及運(yùn)用情況,因此在設(shè)計(jì)機(jī)構(gòu)時要考慮該機(jī)構(gòu)的科學(xué)性、規(guī)范性、結(jié)構(gòu)的通用性、部件的標(biāo)準(zhǔn)性和零件的可換性,這樣設(shè)計(jì)出來的機(jī)構(gòu)才具有實(shí)用性和可推廣性。3 在確定定位和夾緊方案時應(yīng)注意以下幾個問題: 3.1盡可能做到設(shè)計(jì)基準(zhǔn)、工藝基準(zhǔn)與計(jì)算基準(zhǔn)的統(tǒng)一;3.2盡量將工序集中,盡量在一次裝夾后能加工出全部待加工表面; 3.3避免采用占機(jī)人工調(diào)整時間長的裝夾方案;3.4夾緊力的作用點(diǎn)應(yīng)落在工件剛性較好的部位。通過研究該課題,能熟練運(yùn)用機(jī)械制造工藝學(xué)課程中的基本理論以及在生產(chǎn)實(shí)習(xí)中學(xué)到的時間知識,提高結(jié)構(gòu)設(shè)計(jì)能力,學(xué)會使用手冊及圖表資料。掌握與本設(shè)計(jì)有關(guān)的各種資料的名稱、出處,能夠做到熟練運(yùn)用,正確地解決一個零件在加工中的定位、夾緊以及工藝路線安排、工藝尺寸確定等問題,保證零件的加工質(zhì)量。 畢 業(yè) 設(shè) 計(jì)(論 文)開 題 報(bào) 告指導(dǎo)教師意見:1對“文獻(xiàn)綜述”的評語:2對本課題的深度、廣度及工作量的意見和對設(shè)計(jì)(論文)結(jié)果的預(yù)測: 指導(dǎo)教師: 年 月 日所在專業(yè)審查意見: 負(fù)責(zé)人: 年 月 日學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第1頁車間工序號工序名稱材 料 牌 號機(jī)加工30銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1粗銑上端面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第頁車間工序號工序名稱材 料 牌 號機(jī)加工40銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1粗銑底面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第3頁車間工序號工序名稱材 料 牌 號機(jī)加工50銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1粗銑一側(cè)面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第4頁車間工序號工序名稱材 料 牌 號機(jī)加工60銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1粗銑配合結(jié)合面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第5頁車間工序號工序名稱材 料 牌 號機(jī)加工70鉆HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)鉆床Z52511夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1鉆4-9孔,沉孔13.5深5專用夾具,麻花鉆,游標(biāo)卡尺56025.70.8211510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第6頁車間工序號工序名稱材 料 牌 號機(jī)加工80銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)立式銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1半精銑上端面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第7頁車間工序號工序名稱材 料 牌 號機(jī)加工90銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)立式銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1半精銑底面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第8頁車間工序號工序名稱材 料 牌 號機(jī)加工100銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)立式銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1半精銑一側(cè)面專用夾具,端銑刀,游標(biāo)卡尺16512.31311510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第9頁車間工序號工序名稱材 料 牌 號機(jī)加工110銑HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)立式銑床X52K11夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1半精銑配合結(jié)合面專用夾具,端銑刀,游標(biāo)卡尺22019.81211510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第10頁車間工序號工序名稱材 料 牌 號機(jī)加工120/130/140鏜HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)鏜床T6811夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1粗鏜三組通孔專用夾具,鏜刀,游標(biāo)卡尺26720.512115102半精鏜三組通孔專用夾具,鏜刀,游標(biāo)卡尺26720.512115103精鏜三組通孔專用夾具,鏜刀,游標(biāo)卡尺33926.90.5111510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期學(xué)院機(jī)械加工工序卡片產(chǎn)品型號零件圖號產(chǎn)品名稱搖臂鉆床零件名稱搖臂鉆床箱體共11頁第11頁車間工序號工序名稱材 料 牌 號機(jī)加工150/160/17鉆孔攻絲HT200毛 坯 種 類毛坯外形尺寸每毛坯可制件數(shù)每 臺 件 數(shù)鑄造11設(shè)備名稱設(shè)備型號設(shè)備編號同時加工件數(shù)鉆床Z52511夾具編號夾具名稱切削液1專用夾具普通乳化液工位器具編號工位器具名稱工序工時 (分)準(zhǔn)終單件22工步號工 步 內(nèi) 容工 藝 裝 備主軸轉(zhuǎn)速切削速度進(jìn)給量切削深度進(jìn)給次數(shù)工步工時/sr/minm/smm/rmm機(jī)動輔助1鉆3-M5螺紋底孔,然后攻絲專用夾具,麻花鉆,游標(biāo)卡尺56025.70.82115102鉆ZG螺紋底孔,然后攻絲專用夾具,麻花鉆,游標(biāo)卡尺56025.70.82115103鉆2XM8螺紋底孔,然后攻絲專用夾具,麻花鉆,游標(biāo)卡尺56025.70.8211510 設(shè) 計(jì)(日 期) 校 對(日期) 審 核(日期) 標(biāo)準(zhǔn)化(日期) 會 簽(日期)標(biāo)記處數(shù)更改文件號簽 字 日 期標(biāo)記處數(shù)更改文件號簽 字 日 期機(jī)械加工工藝過程卡產(chǎn)品型號零(部)件圖號共 2 頁產(chǎn)品名稱搖臂鉆床零(部)件名稱搖臂鉆床箱體第 1 頁材料牌號HT200毛坯種類鑄造毛坯外型尺寸每毛坯件數(shù)1每臺件數(shù)1備注工序號工序名稱工 序 內(nèi) 容車間工段設(shè)備工 藝 裝 備工 時準(zhǔn)終單件10鑄造采用鑄造的方式獲得毛坯20熱時效處理,去應(yīng)力30粗銑粗銑上端面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺40粗銑粗銑底面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺50粗銑粗銑一側(cè)面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺插圖60粗銑粗銑配合結(jié)合面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺70鉆孔鉆4-9孔,沉孔13.5深5機(jī)加工二鉆床Z525專用夾具,麻花鉆,游標(biāo)卡尺描校80半精銑半精銑上端面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺90半精銑半精銑底面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺底圖號100半精銑半精銑一側(cè)面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺110半精銑半精銑配合結(jié)合面機(jī)加工二立式銑床X52K專用夾具,端銑刀,游標(biāo)卡尺裝訂號120粗鏜粗鏜三組通孔機(jī)加工二 鏜床T68專用夾具,鏜刀,游標(biāo)卡尺編制(日期)審核(日期)會簽(日期)標(biāo)記處數(shù)更改文件號簽字日期標(biāo)記處數(shù)更改文件號簽字日期機(jī)械加工工藝過程卡產(chǎn)品型號零(部)件圖號共 2 頁產(chǎn)品名稱搖臂鉆床零(部)件名稱搖臂鉆床箱體第 2 頁材料牌號HT200毛坯種類鑄造毛坯外型尺寸每毛坯件數(shù)1每臺件數(shù)1備注工序號工序名稱工 序 內(nèi) 容車間工段設(shè)備工 藝 裝 備工 時準(zhǔn)終單件130半精鏜半精鏜三組通孔機(jī)加工二 鏜床T68專用夾具,鏜刀,游標(biāo)卡尺140精鏜精鏜三組通孔機(jī)加工二 鏜床T68專用夾具,鏜刀,游標(biāo)卡尺150鉆孔攻絲鉆3-M5螺紋底孔,然后攻絲機(jī)加工二鉆床Z525專用夾具,麻花鉆,游標(biāo)卡尺160鉆孔攻絲鉆ZG螺紋底孔,然后攻絲機(jī)加工二鉆床Z525專用夾具,麻花鉆,游標(biāo)卡尺插圖170鉆孔攻絲鉆2XM8螺紋底孔,然后攻絲機(jī)加工二鉆床Z525專用夾具,麻花鉆,游標(biāo)卡尺180鉗去毛刺描校190檢檢驗(yàn)入庫底圖號裝訂號編制(日期)審核(日期)會簽(日期)標(biāo)記處數(shù)更改文件號簽字日期標(biāo)記處數(shù)更改文件號簽字日期附錄附錄1英文原文:High-speed cutting processing in mold manufacture applicationA.J.G. Nuttall *, G. LodewijksAbstractThe current mold application is widespread, also had the very big development with it related die making technology. At present, used the high-speed cutting production mold already to become the die making the general trend. In some mold Manufacturer, the high speed engine bed big area substitution electrical discharge machine, the high-speed cutting production mold already gradually became the die making the general trend. It can improve molds size, the shape and the surface roughness, reduces even omits the manual sharpening, thus reduces production cost and the reduction manufacturing cycle. This article through to the traditional mold processing craft and the high speed mold processing crafts contrast, elaborated the high-speed cutting processing superiority. In the article also briefly introduced the high-speed cutting processing in the processing craft aspect key technologies.Keywords High-speed cutting Grinding tool Grinding tool processing Process technology1 Introduction1.1 IntroductionAlong with the advance in technology and the industry swift development, the mold already became in the industrial production to use the extremely widespread main craft to equip now. The mold takes the important craft equipment, in Industry sectors and so on consumable, electric appliance electron, automobile, airplane manufacture holds the pivotal status. The manufactured products components rough machining 75%, the precision work 50% and the plastic parts 90% will complete by the mold. At present the Chinese mold market demand has reached 50,000,000,000 Yuan scales, our country die making market potential is huge. The mold is one kind of special-purpose tool, uses in forming () each metal or the nonmetallic material needs the components the shape product, this kind of special-purpose tool general designation mold. The mold is in the industrial production the most foundation equipment, is realizes the few cuttings and the non-cutting essential tool. The mold has widely used in the industrial production each domain, like the automobile, the motorcycle, the domestic electric appliances, the instrument, the measuring appliance, the electron and so on, in them 60%80% components need the mold to carry on the manufacture; The highly effective production in enormous quantitiess, bolt, nut and gasket standard letters and so on plastic also need the mold to produce; The engineering plastics, the powder metallurgy, the rubber, the alloy compression casting, the glass formation and so on need to use the mold to take shape.1.2 High-speed cutting process technologyAs the name suggests, the high-speed cutting, first is the high speed, namely must have the high spindle speed, for instance 12000r/min, 18000r/min, 30000r/min, 40000r/min, even also had a higher rotational speed still in the experiment; On the other hand, should also have the bigger to feed quantity, like 30000mm/min, 40000mm/min, even 60000mm/min; Has is after again the rapid traverse, trades fast the knife, the main axle trade the knife, from the static state arrives its needs rotational speed rise time and so on, only then achieved the above standards to be able to call it high speed.Next is must aim at the different processing object, the different degree of hardness, the different material quality, the different shape to choose the corresponding reasonable parameter, but cannot pursue constantly to be high speed and be high speed, regarding the die space processing, the shape is specially complex, but the cutting tool diameter is also small time, because cutting tools path is not the simple translation, but is the curve, even has right angle corner time, technological parameter rational especially important, if because wants to maintain the identical feed rate carries on the orthogonal cutting, will not be able to do well will cause as a result of the engine bed moving parts huge inertia the cutting tool will make when the bend angle movement to break suddenly, but the variable motion can, becauseMovements and so on acceleration and deceleration create the thickness of cutting the instantaneous change, but causes the cutter change to enable the work piece surface to have cuts, from this causes the processing drop in quality, therefore, in view of the different processing object, needs the programmers to choose the reasonable cutting tool path, optimized cutting parameter; On the other hand, according to needs to choose the suitable cutting velocity, only then can display the high-speed cutting truly like the strong point.The high-speed cutting (HSC) is an advanced technique of manufacture which for the past ten years rapidly rises. Because the high-speed cutting technology has the cutting efficiency to be high, the processing quality high, can process the hard steel stock and the good efficiency directly, causes profession and so on aviation, mold, automobile, light industry and information production efficiencies and the manufacture quality obviously enhances, and causes the processing craft and the equipment corresponding renewal. Therefore is similar to the numerical control technology is the same, the high-speed cutting and the high speed processing have become in the 21st century a machine-building industry influence profound technological revolution. At present, adapts the HSC request high speed machining center and other high speed numerically-controlled machine tool has assumed the popularization tendency in the developed country, our country recently is also speeding up the development.The high-speed cutting processing is faces for the 21st century a high technology and new technology, it is one kind is different with the traditional processing processing way. Compares with it, the high-speed cutting processing main axle rotational speed high, cuts high for the speed, the cutting quantity is small, but in the unit time material excises the quantity to increase 3 6 times actually. It take the high efficiency, the high accuracy and the high surface quality as the basic characteristic, in profession and so on in automobile industry, aerospace, mold manufacture and instrument measuring appliance has obtained the increasingly widespread application, and has obtained the significant technology economic efficiency, is the contemporary advanced manufacture technology important constituent. When with traditional way processing mold, often uses the electric spark machining, but the electrode design and makes itself is the technological process which time-consuming takes the trouble. But after uses the high-speed cutting processing, because the narrow and small region processing realization and the high grade superficial result, let the electrode the utilization ratio reduce greatly. Moreover, makes the electrode with the high speed mill also to be possible to make the production efficiency to enhance to a new scale. The major part mold may use the high-speed cutting technology to process, like the forging die, the compression casting mold, cast with the blow molding mold and so on. Hammers the cavity body shallowly, the cutting tool life is long; Compression casting mold size moderate, the productivity is high; Casts with the blow molding mold general size small, quite is economical. 2 the high-speed cutting processing mold relative tradition processes the mold the superiority 2.1 Enhances the productivity In the high-speed cutting the main axle rotational speed and enters for the speed enhancement, may enhance material removing rate. At the same time, thehigh-speed cutting may process the hard components, a many Cmmponents attipe clamps may complete thick, half essence and the precision work and so on the complete working procedure, also may meet the components surface quality requirements directly to the complex profile processing, therefore, the high-speed cutting craft often may save the electric spark Machining, manually rub repairs and so on the working procedure, reduces the craft route, then enhances the processing productivity greatly. The high-speed cutting processing permission use big to feed rate, enhances 510 times compared to the convention machining, the unit interval/unit time material excision rate may enhance 36 times, the process period may reduce greatly. This may use in processing needs to excise the metal massively the components, specially has the very vital significance regarding the aviation industry.2.2 Improvement processing precishon and surface qualhty The high rpeed engine bed must have high performance and so on rigidity and high accuracy, at the same time because cutting force low, the work piece thermal deformation reduces, the cutting tool distorts slightly, the high-speed cutting processing precision Is very high. Depth of cut small, but enters for the speed quickly, the processing surface roughness is very small, cuts when the aluminum alloy may reach Ra0.4 0.6, when cutting steel stock may reach Ra0.2 0.4.Compares with the conventional cutting, when high-speed cutting processing the cutting force may reduce 30% at least, this may reduce the processing regarding the processing rigidity bad components to distort, causes some thin wall class fine work piece the machining into possible. Because revolves high speed time the cutting tool cuts the excitation frequency is far away from the craft systems forced oscillation, has guaranteed the good processing condition. Because the cutting force is too small, cut the hot influence to be small, causes the cutting tool, the work piece distortion to be small, maintained the size accuracy, moreover also caused the friction between the cutting tool work piece changes is small, the cutting destruction level thinned, the residual stress was small, has realized the high accuracy, the low roughness processing.2.3 The reduced cutting produces quantity of heat Because the high-speed cutting processing is the shallow cutting, simultaneously the feed rate is very quick, the knife edge and the work piece contact length and the contact duration were short, reduced the knife edge and the work piece heat conduction, has avoided when the traditional processing met everywhere in the cutting tool and the work piece to have the big calorimetry shortcoming, guaranteed that the cutting tool worked under the temperature not high condition, lengthened cutting tools service life. As shown in Figure 1, A is time the high-speed cutting processing heat conduction process, B is the traditional processing heat conduction process. Fig.1 high speed processing and traditional processing heat conduction The high-speed cutting processing process is extremely rapid, 95% above cutting quantity of heat are extremely few, components not because the temperature rise will cause the warp or the inflation distortion. The high-speed cutting is suitable specially for the processing easy thermal deformation components. Is low regarding the processing melting point the metal which, easy to oxidize (for example magnesium), the high-speed cutting has certain significance.2.4 advantageoued in the processing thin wall components Time high-speed cuttings cutting force is small, has the high stability, but the high quality processes the thin wall components. Uses as shown in Figure 2 the lamination down milling the processing method, but high-speed cutting wall thickness 0.2mm, wall high 20mm thin wall components. This time, the knife edge and the work piece contact duration was short, has avoided the sidewall distortion.Figure.2 high-speed cutting thin wall components2.5 change the part substitutes certain crafts, like electric spark machining, abrasive machining and so onHigh strength and the high degree of hardnesss processing is also a high-speed cutting major characteristic, at present, the high-speed cutting has been possible the work hardness to reach HRC60 the components, therefore, the high-speed cutting can process after the heat treatment hardens the work piece. In the tradition processes in molds craft, before the precision work, hardens the work piece after the heat treatment to carry on the electric spark machining, may omit in the die making craft with the high-speed cutting processing substitution tradition cuttings processing method the electric spark machining, simplified the processing craft and the cost of investment.the molds size, the shape and the surface roughness are very important, if after processing the mold cannot meet the requirements the quality precision, needs the massive handworks to rub repairs the work, the handwork rubs repairs can obtain the good surface quality, but it will affect molds size and the shape precision. Therefore must omit as far as possible in the mold processing rubs manually repairs, improves the mold quality, reduces the production cost and the manufacturing cycle.Figure 3 is the traditional mold processing process: The semifinished materials - rough machining - semi-finishing - heat treatment hardens - the electric spark machining - precision work - to rub manually repairs. Figure 4 is the high speed mold processing process: Hardened semifinished materials - rough machining - semi-finishing - precision work.Figure.3 the traditional mold processes processFigure 4 the high speed mold processes processin Figure 4, in the high speed mold machining process reduced two technological processes, probably reduces the process period 30%50%. In the traditional processing crafts electric spark machining forms the hardened level easily in the melting processing surface layer, degree of hardness may reach 1000Hv, brings the difficulty for the following machining and the abrasive machining. The electric spark machining also easy to cause the surface layer fatigue cracking and cutting tools breakage.2.6 Economic efficiency remarkable enhancementSynthesis above all sorts of merits, namely: The comprehensive efficiency will improve, the quality enhances, the working procedure simplifies, the engine bed investment and the cutting tool investment as well as the maintenance cost increase and so on, will use the high-speed cutting craft to cause the synthesis economic efficiency remarkable enhancement. 3 high-speed cutting processing craft essential technologyThe high speed engine bed and the high speed cutter are the realization high-speed cutting premise and the basic condition, has the strict request in the high-speed cutting processing to the high speed engine bed performance and the cutting tool material choice. In order to realize the high-speed cutting processing, uses the high flexible high speed numerical control engine bed, the processing center generally, also some use special-purpose high speed mills, drilling machine. At the same time the engine bed has the high speed main axle to be systematic and the high rapid advance or progress gives the system, the high main axle rigidity characteristic, the high accuracy localization function and the high accuracy insert makes up the function, specially the circular arc high accuracy inserts makes up the function. The high-speed cutting cutting tool and ordinary processes the cutting tool the material to have is very greatly different. The main use cutting tool material has the hard alloy, the crystal combination diamond (PCD), the crystal combination cube boron nitride (PCBN) and the ceramics and so on. The high-speed cutting craft technology also is carries on the high-speed cutting processing the key. The cutting method chooses is improper, can make the cutting tool to intensify the attrition, cannot achieve the high speed processing completely the goal. The practice proved, if only then the high speed engine bed and the cutting tool but do not have the good craft technology to make the instruction, the expensive high-speed cutting processing equipment cannot fully play the role. The high-speed cutting processing craft essential technology mainly includes the cutting method and the cutting parameter choice optimization. a. Cutting way choise In the high-speed cutting processing, should select the down milling processing as far as possible, because in down milling time, the cutting tool just cut into the thickness of chip which the work piece produces to a big way, afterward reduces gradually. When up milling, the cutting tool just cut into the thickness of chip which the work piece produces to be smallest, afterward the accumulation, increased the cutting tool and the work piece friction like this gradually, has the big calorimetry on the knife edge, therefore produces in the up milling quantity of heat when down milling are more than, the radial force also greatly increases. Meanwhile in the down milling, the knife edge main compression stress, but when the up milling the knife edge tension stress, the stressful condition is bad, reduced cutting tools service life, the down milling and the up milling the cutting tool cuts into the work piece the process, as shown in Figure 5. Figure.5 the cutting tool cuts into the work piece the process hintb. Maintains constant metal removing rate The high-speed cutting processing is shallowly suitable for shallowly to cut the depth, the depth of cut should not surpass 0.2/ 0.2mm (ae/Ap), this is for avoids the cutting tool the position deviation, guarantees processes the mold the geometry precision. Maintains constant metal removing rate, guaranteed adds on the work piece the cutting load is constant, by obtains following several good processing effect: (1) may maintain constant cutting load; (2) may maintain the scrap size constant; (3) has the good hot shift; (4) the cutting tool and the work piece maintain at the cold condition; (5) does not need skilled to operate for the quantity and the main axle rotational speed; (6) may lengthen the cutting tool the life; (7) can guarantee the good processing quality and so on. c.choice of the Feeds way Regarding has opens the mouth die space the region, feeds as far as possible from material outside, by real-time analysis material cutting condition. But regarding does not have the die space enclosed area, selects the screw feed method, cuts into the local region.d. As far as possible reduced cutting tools commutation rapidlyReduces the cutting tool as far as possible the rapidly commutation, because the zigzag pattern mainly applies in the traditional processing, mainly chooses the return route or the sole way cutting in the high-speed cutting processing. This is because in commutation time the NC engine bed must stop (urgently changing down) immediately then the again execution next step of operation. As a result of engine bed acceleration limitation, but is easy to create the time the waste, stops anxiously or whips then can destroy the surface roughness, also has the possibility because has cut but produces the broach or in the outside undercut. Chooses the sole way cutting pattern to carry on the down milling, does not sever the cutting process and the cutting tool way as far as possible, reduces the cutting tool to cut into as far as possible cuts the number of times, by obtains the relatively stable cutting process. For example, in the cutting mold corner processing, the traditional processing method is uses the translation (G1), when the cutting tool cuts to the fillet place, the velocity of movement reduces speed, at the same time when enters for the commutation the cutting tool movement is not continuously, can have the massive friction and the quantity of heat in the intermittent process, if processes the aluminum alloy or other light metal alloys, p