CA6140臥式車床的數(shù)控改造【說明書+CAD】

CA6140臥式車床的數(shù)控改造【說明書+CAD】,說明書+CAD,CA6140臥式車床的數(shù)控改造【說明書+CAD】,ca6140,臥式,車床,數(shù)控,改造,說明書,仿單,cad 大連水產(chǎn)學院本科畢業(yè)論文（設(shè)計） 摘要 摘 要 我國是世界上機床產(chǎn)量最多的國家，但數(shù)控機床的產(chǎn)品競爭力在國際市場中仍處于較低水平，即使在國內(nèi)市場也面臨著嚴峻的形勢：一方面國內(nèi)市場對各類機床產(chǎn)品特別是數(shù)控機床有大量的需求，而另一方面卻有不少國產(chǎn)機床滯銷積壓，國外機床產(chǎn)品充斥市場，嚴重影響我國數(shù)控機床自主發(fā)展的勢頭。這種現(xiàn)象的出現(xiàn)，除了有經(jīng)營上、產(chǎn)品質(zhì)量上和促銷手段上等的原因外，一個最主要的原因就是新產(chǎn)品（包括基型、變型和專用機床）的開發(fā)周期長，不能及時針對用戶的需求提供滿意的產(chǎn)品。 普通機床的數(shù)控化改造事業(yè)方興未艾，在我國目前形式下將大批故障機床尤其是一大批閑置的普通機床進行改造、升級，以較小的投入盡快使這批設(shè)備在經(jīng)濟發(fā)展中發(fā)揮效能、創(chuàng)造效益，的確是許多企業(yè)的一項不可忽視的課題。 關(guān)鍵詞: 脈沖發(fā)生器，滾珠絲杠，滾珠絲杠螺母副，自動刀架，塑料導軌軟帶 Abstract My national yes machine output mos statet state in the world,the product competitive power at international market suffer still get off to inferiority level , of the therefor numerically-controlled machine , granted that at home market too be faced with austere posture:on the one hand domestic market versus all manner of tool product especially numerically-controlled machine be covered with demand,whereas on the other hand refuse have got not a little made in one's country tool dull sale overstock,abroad tool product overflow market,had a strong impact on me national numerically-controlled machine independence extend momenta into.show such phenomenal face,except to have got manage upper, product quality upper sum sales promotion instrument good cause besides,the development cycle length of the both one upmost cause namely novelty（include fundamental mode, derivative and special machine）,be be incapable of in season aim at user's demand supply satisfied product. General machine tool 'numerical control melt reclaim undertaking be in the ascendant from, upratein our country for the moment form down move in bulk malfunction tool above all crowd idle general machine tool proceed rebuild, up upgrade,withal lesser project into as soon as possible gotten these batch EQUIPment at economic development exert EFFiciency, create benefit,the one term nonnegligible problem of the forsooth yes heap enterprise. Keywords: Impulse generator，Ball screw，Ball screw nut deputy，Automatism knife rest Plastic rack soft strap