立式高溫?cái)?shù)控摩擦磨損試驗(yàn)機(jī)的主體設(shè)計(jì)-展示頁(yè)
2025-07-09 08:31本頁(yè)面
【正文】 正確地評(píng)價(jià)各種因素對(duì)摩擦磨損性能的影響，從而確定符合使用要求的摩擦副元件的最優(yōu)參數(shù)。該設(shè)備是高速加工和刀具材料研究方向研究工作急需的基礎(chǔ)設(shè)備，該設(shè)備可以擴(kuò)展該學(xué)科的研究領(lǐng)域和提高研究水平。關(guān)鍵詞：摩擦試驗(yàn)機(jī)；高速；高溫ABSTRACT Friction is a very practical application of scientific research in China is widely used in a rollertype testing machine abrasion tester, disc pins and other friction and wear test machine， fourball friction and wear tester, reciprocating friction and wear test machine,. The purpose of friction and wear tests on the friction and wear in order to study the phenomenon and its essence, the correct assessment of the various factors on the friction and wear properties to determine pliance requirements of the friction pair ponents using the optimal parameters. High temperature friction and wear tester is heatefficient highspeed friction and wear test equipment, widely used in various high temperature friction and wear properties of tool to test and evaluation, and new highspeed cutting tool material developed and applied the necessary equipment . The device is a highspeed machining and cutting tool material research studies needed infrastructure, the device can be extended to the subject of basic research and research level.Key words：friction testing machine, highspeed electric power system ； high temperature目 錄摘要………………………………………………..…….….……………………………. .IABSTRACT……………………………..…………….……………………..…………….II1 前言……….…………………………………………….….…………………………….1 本課題研究的目的和意義..........................…… …….………….………..2 國(guó)內(nèi)外研究概況...........................……….......……… …….………….………..2 發(fā)展趨勢(shì)......................…………………………….…....……..………8 小結(jié)……………………….......................………………………….…....………..82 方案設(shè)計(jì)分析與比較…………………………….… ………………………......................9 試驗(yàn)機(jī)整體分析…………………………….… ………………………...................9 方案設(shè)計(jì)制定…………………………………………………………………….9 方案比較………………………………………………………………………...123 摩擦磨損試驗(yàn)機(jī)結(jié)構(gòu)設(shè)計(jì)相關(guān)計(jì)算…………………………………………………...13 試驗(yàn)機(jī)性能指標(biāo)確定……...................................................................................13 試驗(yàn)機(jī)主傳動(dòng)系統(tǒng)相關(guān)計(jì)算...............................................................................13 電機(jī)選擇.....................................................................................................13 同步帶傳動(dòng)計(jì)算.........................................................................................15 主軸計(jì)算.....................................................................................................19 主軸上鍵的強(qiáng)度校核.................................................................................21 軸承校核.....................................................................................................21 橫梁的強(qiáng)度校核.........................................................................................22 絲杠螺母副的相關(guān)計(jì)算.............................................................................234 摩擦磨損試驗(yàn)機(jī)結(jié)構(gòu)設(shè)計(jì)...............................................................................................25 試驗(yàn)機(jī)整體結(jié)構(gòu).....................................................................................................25 箱體結(jié)構(gòu)設(shè)計(jì).........................................................................................................26 支架設(shè)計(jì).................................................................................................................26 橫梁設(shè)計(jì).................................................................................................................27 摩擦銷結(jié)構(gòu)設(shè)計(jì).....................................................................................................28 摩擦盤夾持器設(shè)計(jì).................................................................................................285 結(jié)論......................……….………….……………………..….……...…..….………...29參考文獻(xiàn)......................…………….…………………..….…..……………….………….30致謝......................………………….……………………..…….…………...…………….311 前言 本課題研究的目的和意義摩擦學(xué)是一門實(shí)踐性很強(qiáng)的學(xué)科，研究材料摩擦磨損性能一般需要借助摩擦磨損試驗(yàn)機(jī)測(cè)量摩擦副的摩擦磨損特性等一系列參量。隨著冶金、礦山、電力以及工程機(jī)械等行業(yè)的發(fā)展，人們對(duì)磨損危害的認(rèn)識(shí)有了相當(dāng)?shù)奶岣摺?910 年第一臺(tái)磨料磨損試驗(yàn)機(jī)即以問(wèn)世，1975 年美國(guó)潤(rùn)滑工程師學(xué)會(huì)（ALSE）編著的“摩擦磨損裝置”一書中所公布的不同類型的摩擦磨損試驗(yàn)機(jī)也有上百種，但其中大部分都是常溫磨損試驗(yàn)機(jī)[1]。只有少數(shù)試驗(yàn)機(jī)是由專門的試驗(yàn)機(jī)廠或儀器制造公司制造和供應(yīng)的，而且這些試驗(yàn)機(jī)大都結(jié)構(gòu)復(fù)雜，價(jià)格較貴，這說(shuō)明了磨損問(wèn)題的復(fù)雜性和進(jìn)行實(shí)驗(yàn)室磨損試驗(yàn)研究的困難所在。在汽車、發(fā)電、設(shè)備、冶金、鐵道、宇航、電子和農(nóng)機(jī)等各方面的機(jī)械都大量存在著摩擦學(xué)的問(wèn)題。磨損是機(jī)械零部件 3 種主要的失效形式之一，所導(dǎo)致的經(jīng)濟(jì)損失是巨大的，大約有 80%的機(jī)械零件由于各種磨損導(dǎo)致失效。這些摩擦試驗(yàn)機(jī)多采用靜態(tài)選位法觀察摩擦試件，雖然簡(jiǎn)單易行，但不能獲得摩擦過(guò)程的動(dòng)態(tài)信息，更不能對(duì)磨損（摩擦）過(guò)程進(jìn)行動(dòng)態(tài)觀測(cè)及動(dòng)態(tài)數(shù)據(jù)記錄；另外由于受到試驗(yàn)機(jī)轉(zhuǎn)速的限制，摩擦副相對(duì)運(yùn)動(dòng)的速度大多較低（一般不超過(guò)10m/s
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