XK-160小型數(shù)控銑床XY工作臺(tái)的設(shè)計(jì).doc

徐州工程學(xué)院畢業(yè)設(shè)計(jì)(論文)I圖書分類號(hào)：密級(jí)：XK-160小型數(shù)控銑床XY工作臺(tái)的設(shè)計(jì)XY-160SMALL-DCALECNCMILLINGMACHINEDESIGNX-YWORKTABLE摘要隨著現(xiàn)代信息技術(shù)的發(fā)展，以提高產(chǎn)品加工的生產(chǎn)效率為主的高度自動(dòng)化和以提高產(chǎn)品的質(zhì)量為主的精密化成為現(xiàn)代機(jī)械加工技術(shù)發(fā)展的兩個(gè)主要方向。人們對航空機(jī)、數(shù)控機(jī)床、精密儀器和儀表以及各種精密機(jī)械設(shè)備提出了越來越高的精度要求，X-Y作臺(tái)是這些設(shè)備實(shí)現(xiàn)高精密加工的核心部件，對于提高產(chǎn)品的加工質(zhì)量起著尤為重要作用。本設(shè)計(jì)通過伺服系統(tǒng)控制伺服電機(jī)經(jīng)過數(shù)控機(jī)床進(jìn)給系統(tǒng)包括絲杠螺母副及其支撐部件等，即將伺服電機(jī)的轉(zhuǎn)動(dòng)轉(zhuǎn)化為工作臺(tái)的進(jìn)給運(yùn)動(dòng)。整個(gè)設(shè)計(jì)包括了伺服電機(jī)的選型，滾珠絲杠的選型、強(qiáng)度校核及其生產(chǎn)設(shè)計(jì)中應(yīng)注意的問題，連接伺服電機(jī)和滾珠絲杠副的聯(lián)軸器的選型與校核，支承件軸承的設(shè)計(jì)，導(dǎo)軌及機(jī)架的設(shè)計(jì)。通過對工作臺(tái)機(jī)械傳動(dòng)鏈的系統(tǒng)設(shè)計(jì)以期滿足機(jī)床進(jìn)給系統(tǒng)的定位精度和靜動(dòng)態(tài)性能，從而確保機(jī)床的加工精度。關(guān)鍵詞X-Y工作臺(tái)；伺服系統(tǒng)；滾珠絲杠徐州工程學(xué)院畢業(yè)設(shè)計(jì)(論文)IIAbstractWiththedevelopmentofmoderninformationtechniques,thehighautomationwiththemainpurposeofimprovingtheproductionefficiencyofproductprocessandtheaccuracywiththeaccuracywiththemainaimofimprovingthequalityofproducthavebeenbecomingthetwomajordirectionsofthemoderntechniqueofmechanicalprocess.Peopleontheairmachines,CNCmachinetools,precisioninstrumentsandmetersandallkindsofsophisticatedmachineryandequipmentraisedhigherandhigherprecision,XYforTaiwanisthatthesehigh-precisionmachiningequipmenttoachievethecorecomponents,forimprovingthequalityofprocessedproductsplayIsparticularlyimportantrole.TheservosystemdesignedtocontroltheservomotortothetransmissionsystemintotheNCmachinetools,includingscrewandnutbearingcomponentssuchasvice,isabouttoservomotorforthetransferofrotatingturretofthetableorfeedtheentirecampaignmechanicaltransmissionchain.Theentiremechanicaltransmissionchainforthesystemdesign,servomotor徐州工程學(xué)院畢業(yè)設(shè)計(jì)(論文)IIIrelatedtotheselection,theselectionofballscrews,checkingstrengthandproductiondesignshouldpayattentiontotheproblemofconnectingtheservomotorandtheballscrewoftheaxisTheSelectionandVerification,bearingpiecesbearingthedesign,railandrackdesign.Throughthetablemechanicaltransmissionchainsystemdesigntomeetthemachineintothesystemtothepositioningaccuracyandstaticanddynamicperformance,soastoensuretheaccuracyofprocessingmachine.KeywordsTheX-Yworktable；Servosystem；Ballscrew徐州工程學(xué)院畢業(yè)設(shè)計(jì)(論文)I目錄緒論.1一總體方案設(shè)計(jì).31.1設(shè)計(jì)任務(wù).31.2總體設(shè)計(jì)方案的確定.31.2.1導(dǎo)軌的選擇.31.2.2驅(qū)動(dòng)電機(jī)的選擇.41.2.3絲杠的選擇.61.2.4聯(lián)軸器的選擇.81.2.5軸承的選擇.9二基本參數(shù)的確定.102.1脈沖當(dāng)量和傳動(dòng)比的確定.102.2基本參數(shù)的設(shè)計(jì).102.2.1初選伺服電機(jī).102.2.2計(jì)算絲杠承受的重量.102.2.3計(jì)算銑削力.10三X向進(jìn)給系統(tǒng)的設(shè)計(jì)與計(jì)算.123.1設(shè)計(jì)內(nèi)容.123.2X軸進(jìn)給系統(tǒng)的設(shè)計(jì)概述.123.3X軸進(jìn)給系統(tǒng)的設(shè)計(jì)計(jì)算.123.3.1切削力的計(jì)算.123.3.2滾珠絲杠設(shè)計(jì)計(jì)算.123.3.3所需轉(zhuǎn)動(dòng)力矩計(jì)算.173.3.4X軸聯(lián)軸器的設(shè)計(jì).183.3.5X軸伺服電機(jī)的選型.193.3.6軸承的選型.20四Y軸進(jìn)給系