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href="http://www.cdcfah.com/cp/third-xiangsu_gyyxjzp/">工業(yè)用橡膠制品</a>?上海擠干輥定制無錫市前洲橡膠制品供應(yīng)</p><div id="d2wyah2" class="leftbox clearfix"><h1>上海擠干輥定制無錫市前洲橡膠制品供應(yīng)</h1><div id="ghdcdpr" class="proBig"><div id="zik9tac" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/wxqzxj/637318170099609375/5044559.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="2ikjbsu" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/wxqzxj/637318170099609375/5044559.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="32yfm2a" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海擠干輥定制,擠干輥</p><p><span>***更新：</span>2020-10-26 10:14:14</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="7ul4fxj" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無錫市前洲橡膠制品有限公司</a></p><p><span>聯(lián)系人：</span>楚駿杰</p><p><span>郵箱: </span>89202885@qq.com</p><p><span>電話: </span>13921100029</p><p><span>傳真: </span>0510_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0510-83451974</p><p><span>地址: </span>前洲街道友聯(lián)村</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="bfcrya7" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="pipjvs8" class="box"><p><p> 擠干輥質(zhì)量不理想、蒸汽壓力偏低，上海擠干輥定制。從帶鋼表面酸的存留程度進(jìn)行分析可以發(fā)現(xiàn)，與擠干輥的擠干效果有著必然的聯(lián)系。基于較多表面酸殘留，就會(huì)極易發(fā)生過酸洗，直接影響到帶鋼表面大面積發(fā)黑現(xiàn)象。可能企業(yè)在短時(shí)間內(nèi)沒有操作酸洗，那么經(jīng)過時(shí)間的推移，也會(huì)引發(fā)銹蝕的現(xiàn)象?；谠O(shè)計(jì)角度下，一般的擠干輥完成4～4．5 萬噸生產(chǎn)工作后即可淘汰。但是大多數(shù)企業(yè)違背了這一原則，往往將其進(jìn)行超過1800t 的生產(chǎn)量，**終對(duì)其造成了嚴(yán)重的損壞，此時(shí)必須時(shí)間更換擠干輥，上海擠干輥定制。而為了能夠提高烘干環(huán)節(jié)的質(zhì)量水平，就必須保證蒸汽供應(yīng)壓力達(dá)到嚴(yán)格的行業(yè)要求。像某地區(qū)企業(yè)，上海擠干輥定制，采用二級(jí)烘干、一級(jí)熱風(fēng)、二級(jí)冷風(fēng)進(jìn)行酸洗烘干操作，面對(duì)較低的蒸汽壓力，不*無法保證充足的熱風(fēng)溫度，而且也很難作帶鋼表面多余的漂洗水進(jìn)行多方面烘干。擠干輥DE段是軋制變形段，是整個(gè)軋制過程的關(guān)鍵段。上海擠干輥定制</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海擠干輥定制,擠干輥" src="https://tyunfile.71360.com/WaterMark/UploadFile/wxqzxj/637318170099609375/5044559.png"></div><p> 膠輥制作要求1）磨礪后同臺(tái)車膠輥直徑差不超過0.03 mm。 </p> <p> 2）掌握好磨礪時(shí)間，磨礪時(shí)間長的膠輥表面光潔、摩擦因數(shù)小，對(duì)纖維握持不利；反之，磨礪時(shí)間短的膠輥表面粗糙度大，影響成紗質(zhì)量水平。 </p> <p> 3）磨礪量應(yīng)控制在0.15 mm以內(nèi)。磨礪量大，膠輥受壓大，產(chǎn)生熱量大，易灼傷膠輥表面而影響膠輥性能。 </p> <p> 4）對(duì)于免處理膠輥在制作過程中，根據(jù)品種需要考慮是否進(jìn)行光照處理。試驗(yàn)證明，免處理膠輥經(jīng)光照處理后成紗質(zhì)量有所提高，但光照處理的時(shí)間應(yīng)掌握適當(dāng)，試驗(yàn)結(jié)果見表1。 </p> <p> 從試驗(yàn)數(shù)據(jù)來看：膠輥的表面粗糙度并不是越小越好，應(yīng)掌握在0.5 μm左右；當(dāng)然，表面粗糙度值還應(yīng)根據(jù)纖維性質(zhì)、所紡品種號(hào)數(shù)來確定。上海擠干輥定制擠干輥性能要求有溫度、受力環(huán)境和打仗介質(zhì)及利用壽命等選擇切合的原質(zhì)料。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海擠干輥定制,擠干輥" src="https://tyunfile.71360.com/WaterMark/UploadFile/wxqzxj/637318170189365234/3161628.png"></div><p style="text-indent:25px">膠輥制作完畢后，上車前應(yīng)按照精磨膠輥技術(shù)標(biāo)準(zhǔn)逐批逐只地對(duì)膠輥進(jìn)行檢查。在檢查過程中，對(duì)于膠輥直徑、偏心超出允許限度的要堅(jiān)決剔除，導(dǎo)紗動(dòng)程內(nèi)不允許有砂眼、氣孔，漆頭標(biāo)記要正確無誤。整理后的膠輥外觀應(yīng)以手感無毛刺、不粗糙，滑爽、細(xì)膩為宜。膠輥是紡紗工藝中重要的牽伸部件，其抗繞性、彈性、壓縮變形等性能對(duì)紡紗質(zhì)量有直接的關(guān)系，所以膠輥的制作質(zhì)量、使用方法等直接影響膠輥的性能和使用壽命。膠輥的質(zhì)量主要取決于膠料的配方設(shè)計(jì)，丁腈橡膠(NBR)仍是目前紡紗膠輥的優(yōu)先膠種。</p><p style="text-indent:25px">擠干輥DE段是軋制變形段，是整個(gè)軋制過程的關(guān)鍵段，孔型要求比較高，孔型斷面圓弧半徑是由大逐漸變小，達(dá)到鋼管斷面尺寸。EA段是精整段，要求是尺寸精度高、表面粗糙度低。該段孔型是標(biāo)準(zhǔn)的圓弧環(huán)狀曲面，斷面尺寸是軋輥一周比較小的一段，圓弧半徑不變，因此該段加工難度小，易保證。周期冷軋輥孔型的加工其實(shí)是一種復(fù)雜的非圓回轉(zhuǎn)曲面加工問題。傳統(tǒng)的加工方法都要利用**機(jī)床。一種方法是先在車床上按孔型的比較小斷面加工出一個(gè)環(huán)槽，再利用**數(shù)控磨床磨出槽形的其他斷面；擠干輥利用**數(shù)控磨床磨出槽形的其他斷面；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海擠干輥定制,擠干輥" src="https://tyunfile.71360.com/WaterMark/UploadFile/wxqzxj/637312093981210937/7505063.png"></div><p style="text-indent:25px">如果擠干輥裂口或劃傷比較深，已露出鐵芯，這種輥不能再上線使用，酸液會(huì)從裂口進(jìn)入，腐蝕鐵芯，致使整個(gè)擠干輥折斷在酸槽中。這種輥?zhàn)蛹词怪睆竭€很大，也要直接掛膠，否則鐵芯損壞，不能重復(fù)使用，只好增加新輥補(bǔ)償備件，得不償失。因此裂口或劃傷是否深至輥芯，決定輥?zhàn)幽ハ鬟€是掛膠，而磨削與掛膠費(fèi)用相差很多，又直接影響到成本。裂口或劃傷寬度一般都很窄,其深度*憑目測(cè)很難判斷，并且切口方向不是垂直于輥面，多為斜切口。從帶鋼表面酸的存留程度進(jìn)行分析可以發(fā)現(xiàn)，與擠干輥的擠干效果有著必然的聯(lián)系?；谳^多表面酸殘留，就會(huì)易發(fā)生過酸洗，直接影響到帶鋼表面大面積發(fā)黑現(xiàn)象?？赡芷髽I(yè)在短時(shí)間內(nèi)沒有操作酸洗，那么經(jīng)過時(shí)間的推移，也會(huì)引發(fā)銹蝕的現(xiàn)象。基于設(shè)計(jì)角度下，一般的擠干輥完成4～4．5 萬噸生產(chǎn)工作后即可淘汰。但是大多數(shù)企業(yè)違背了這一原則，往往將其進(jìn)行超過1800t 的生產(chǎn)量，**終對(duì)其造成了嚴(yán)重的損壞，此時(shí)必須立即更換擠干輥。擠干輥軸頭和軸承精度和質(zhì)量好壞會(huì)對(duì)傳墨和上墨有直接的影響。上海擠干輥定制</p><p style="text-indent:25px">擠干輥清洗干凈后，應(yīng)用塑料薄膜把膠體封包起來，放置在輥架上。上海擠干輥定制</p><p style="text-indent:25px">擠干輥在加工BC段、EA段軋輥載面時(shí)半徑不變，刀具沒有R向進(jìn)給，刀架進(jìn)給速度和加速度都為零。AB段兩端的進(jìn)給速度都為零。傳統(tǒng)方法將AB段孔型底部設(shè)計(jì)為直線段，則刀具需快速達(dá)到勻速切削的速度，加速度很大，在加工過程中會(huì)引起很大的沖擊振動(dòng)。改進(jìn)設(shè)計(jì)為刀架從A點(diǎn)以零速度開始勻加速，至AB段中間時(shí)速度比較大，然后勻減速，至B點(diǎn)時(shí)速度回到零結(jié)束。仍以加工該450軋輥為例，計(jì)算此過程的加速度。選取切削速度v=50m/min，工件比較大回轉(zhuǎn)半徑r0 =225mm，可計(jì)算出工件轉(zhuǎn)過每一孔型工作段所需時(shí)間t。上海擠干輥定制</p><p style="text-indent:25px">無錫市前洲橡膠制品有限公司是一家橡膠制品、印染機(jī)械及配件、其他**設(shè)備、通用設(shè)備及配件的制造、加工、銷售。橡膠制品、印染機(jī)械及配件、其他**設(shè)備、通用設(shè)備及配件的制造、加工、銷售；道路普通貨物運(yùn)輸。橡膠制品、印染機(jī)械及配件、其他**設(shè)備、通用設(shè)備及配件的制造、加工、銷售。的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠實(shí)可信的企業(yè)。無錫前洲橡膠擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供膠輥，擠干輥，軋輥，熔噴線收卷機(jī)膠輥。無錫前洲橡膠繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。無錫前洲橡膠始終關(guān)注橡塑行業(yè)。滿足市場(chǎng)需求，提高產(chǎn)品價(jià)值，是我們前行的力量。</p></p><br /><p>文章來源地址: 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