南通V法鑄造廠歡迎咨詢江陰華天科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="首先，模樣作成空心，表面開設(shè)抽氣孔（抽氣孔直徑一般為0.5～2.5mm），形成抽氣室，模樣盡量避免尖銳的棱角，較大的模樣內(nèi)部設(shè)置加強(qiáng)筋，南通V法鑄造廠，以保證在抽氣負(fù)壓作用下，模樣不破裂或變形；其次，薄膜和模樣之間較光滑，南通V法鑄造廠，模"><meta name="keywords" content="南通V法鑄造廠,V法鑄造"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta 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id="pghn33x" class="leftbox clearfix"><h1>南通V法鑄造廠歡迎咨詢江陰華天科技供應(yīng)</h1><div id="c3jufwc" class="proBig"><div id="xbhyzvw" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889742021485/560378.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ogxokqr" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889742021485/560378.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="lokwxoz" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>南通V法鑄造廠,V法鑄造</p><p><span>***更新：</span>2020-10-09 13:41:43</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="rjkbsou" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">江陰華天科技開發(fā)有限公司</a></p><p><span>聯(lián)系人：</span>謝經(jīng)理</p><p><span>郵箱: </span>273371292@qq.com</p><p><span>電話: </span>13961688156</p><p><span>傳真: </span>0510_</p><p><span>網(wǎng)址: </span>http://www.jy-dannier.com</p><p><span>手機(jī): </span>0510-86273026</p><p><span>地址: </span>月城鎮(zhèn)月翔路17號</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="ltzlc2v" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="g8tz7b7" class="box"><p><p> 首先，模樣作成空心，表面開設(shè)抽氣孔（抽氣孔直徑一般為0.5～2.5 mm），形成抽氣室，模樣盡量避免尖銳的棱角，較大的模樣內(nèi)部設(shè)置加強(qiáng)筋，南通V法鑄造廠，以保證在抽氣負(fù)壓作用下，模樣不破裂或變形；其次，薄膜和模樣之間較光滑，南通V法鑄造廠，模樣撥模斜度可適當(dāng)減??； </p> <p> 木模表面不宜涂刷漆片溶液或耐溫低于60～70℃的其它油漆，否則將烘熱的塑料薄膜覆上后會出現(xiàn)粘膜現(xiàn)象，影響拔模。 </p> <p> 模樣的制作應(yīng)充分認(rèn)識V法鑄造抽真空的特點(diǎn)及保證吸膜成型性的需要，大平板及分型面處要保證足夠的強(qiáng)度和順暢的通氣性，南通V法鑄造廠，利用定位銷或砂胎等使模樣定位要準(zhǔn)確。除塵濾氣罐采用介質(zhì)分離，抽吸進(jìn)來的氣體與水混合。南通V法鑄造廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通V法鑄造廠,V法鑄造" src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889742021485/560378.png"></div><p style="text-indent:25px">鑄型強(qiáng)度不夠或者不均勻，在有些具有大平面特點(diǎn)的鑄件生產(chǎn)上，不能很好的減小或防止鑄件在冷卻過程中的變形。有時候常常為了落砂的簡易性，對于下箱往往不加箱檔，以利于鑄件直接從砂箱脫出。這是不合理的。上下箱必須都設(shè)計抽氣箱檔，才能有效保障鑄型強(qiáng)度的均勻性及上下鑄型強(qiáng)度的對等性。圖9、圖10為某廠生產(chǎn)某種型號的鐵路側(cè)架鑄件的上下箱結(jié)構(gòu)圖。另外值得一提的是，砂箱結(jié)構(gòu)設(shè)計合理，對于同一套真空系統(tǒng)來講，可能同時允許接入的砂箱數(shù)量就會增加，意味著真空系統(tǒng)的利用效率明顯增強(qiáng)。南通先進(jìn)V法鑄造優(yōu)點(diǎn)鑄型負(fù)壓度的控制。鑄型負(fù)壓度的控制包括真空度和抽氣速度控制，造型﹑澆注和冷卻期間。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通V法鑄造廠,V法鑄造" src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889867304688/5688127.png"></div><p> 重視系統(tǒng)化工程的設(shè)計 </p> <p> 耐磨鑄造車間的建設(shè)是一個系統(tǒng)工程，除了生產(chǎn)設(shè)備本身外，車間布局物流設(shè)計，原輔材料的配套，熱處理系統(tǒng)的配套，機(jī)加工設(shè)備的配套等都要作為系統(tǒng)的一部分考慮。 </p> <p> 以砂箱的周轉(zhuǎn)為例，耐磨鑄件由于保溫冷卻時間長，在一定程度上限制了砂箱的流轉(zhuǎn)速度，企業(yè)訂購大量砂箱不僅**增加了企業(yè)成本，而且造成管理使用上的困難。可通過采用建設(shè)冷卻立體庫，設(shè)計冷卻托盤的方式加快砂箱流轉(zhuǎn)，同時節(jié)約生產(chǎn)場地。標(biāo)準(zhǔn)化托盤的設(shè)計和制作，滿足叉車運(yùn)輸條件，并不額外增加過多的勞動力，實(shí)現(xiàn)了工藝生產(chǎn)的要求，降低了設(shè)備投資成本，同時提高的系統(tǒng)運(yùn)行效率。 </p><p> 重視原輔材料的使用 </p> <p> 原輔材料對于鑄件質(zhì)量有直接的影響，重視原輔材料的使用，理解原輔材料對工藝過程及產(chǎn)品質(zhì)量的影響，對于提升鑄件質(zhì)量具有重要意義。V法鑄造工藝特別強(qiáng)調(diào)薄膜和涂料的使用控制，而耐磨鑄件本身對冒口補(bǔ)縮要求相對也較高，因此EVA薄膜，涂料，冒口等材料的使用技術(shù)在V法鑄造耐磨件方面比較關(guān)鍵。尤其是涂料的噴涂控制和烘干技術(shù)，冒口的安放及發(fā)氣量控制，不僅影響鑄件質(zhì)量，同時關(guān)系著生產(chǎn)作業(yè)效率和生產(chǎn)組織安排。另外，陶瓷管等其他輔助材料也將對鑄件沖砂和澆注安全性有著重要的影響。 </p> <p> <br /> 正確選用塑料薄膜，型砂，真空泵﹑負(fù)壓度、振動時間和結(jié)構(gòu)合理的砂箱是獲得質(zhì)量V法鑄件的基礎(chǔ)；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通V法鑄造廠,V法鑄造" src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889931113282/8104857.png"></div><p style="text-indent:25px">V法造型過程中，震動是獲得高緊實(shí)度砂型的重要環(huán)節(jié)。V法鑄型的硬度和強(qiáng)度，不僅與我們常規(guī)理解中的砂箱的真空度有關(guān)系，震實(shí)效果也是很重要的一方面（如圖4所示）。在震實(shí)不夠的情況下，有時候通過高的真空度，可以獲得較高的鑄型硬度，但這只是一種假象，砂型強(qiáng)度往往是不足的。在砂型抽真空，翻轉(zhuǎn)，轉(zhuǎn)運(yùn)，合箱，澆注等過程中產(chǎn)生的波動又會造成鑄型內(nèi)砂子形位的重新排布進(jìn)而引起鑄型強(qiáng)度，結(jié)構(gòu)尺寸等的變化。而這些變化反映到鑄件上，則表現(xiàn)出鑄件尺寸或者重量精度超差等質(zhì)量問題。目前在震實(shí)臺設(shè)計中，對于振幅，震動頻率，激振力及如何配置振動電機(jī)等問題往往模棱兩可，缺乏基本的核算依據(jù)。水環(huán)式真空泵依靠水環(huán)實(shí)現(xiàn)密封，各部件的公差較大，不怕干砂粉塵。南通先進(jìn)V法鑄造優(yōu)點(diǎn)</p><p style="text-indent:25px">一般灰鑄鐵推薦選用底注半封閉式澆注系統(tǒng)，其澆道截面積比例為F直∶F橫∶F內(nèi)＝1∶(1.2～1.5)∶(0.8～1)；南通V法鑄造廠</p><p style="text-indent:25px">可借鑒的參考數(shù)據(jù)是，振幅0.5mm左右，頻率不低于1500/min可以達(dá)到比較好的震實(shí)效果。不太理想的是，部分震實(shí)臺的設(shè)計參數(shù)并不滿足推薦的經(jīng)驗(yàn)數(shù)據(jù)。而鑄造企業(yè)在使用的過程中則常常發(fā)現(xiàn)，震實(shí)臺激振力不夠或過強(qiáng)，振幅不足或過大等一系列問題。這就是為什么同樣的鑄件，同樣的砂箱，同樣的模具，在不同的廠家，震實(shí)時間，震實(shí)效果有差異的原因。更有甚者，震實(shí)臺振動電機(jī)缺乏基本的變頻功能；哪怕具備變頻特性，也不根據(jù)震實(shí)臺負(fù)載的變化合理調(diào)整頻率，激振力等參數(shù)，以至于震實(shí)臺發(fā)揮不了應(yīng)有的作用。南通V法鑄造廠</p><p style="text-indent:25px">江陰華天科技開發(fā)有限公司坐落在月城鎮(zhèn)月翔路17號，是一家專業(yè)的環(huán)保設(shè)備、氣力輸送設(shè)備、V法鑄造機(jī)械設(shè)備、消失模設(shè)備、樹脂砂設(shè)備、其他通用機(jī)械設(shè)備的技術(shù)開發(fā)、設(shè)計、制造、加工、銷售、安裝、調(diào)試、維修。產(chǎn)品與服務(wù)用于鋼鐵、有色、煤化工、石油化工、鐵路、食品、火電、鑄造等行業(yè)。公司。一批專業(yè)的技術(shù)團(tuán)隊(duì)，是實(shí)現(xiàn)企業(yè)戰(zhàn)略目標(biāo)的基礎(chǔ)，是企業(yè)持續(xù)發(fā)展的動力。誠實(shí)、守信是對企業(yè)的經(jīng)營要求，也是我們做人的基本準(zhǔn)則。公司致力于打造***的氣力輸送，V法鑄造，輸送機(jī)械，環(huán)保設(shè)備。公司深耕氣力輸送，V法鑄造，輸送機(jī)械，環(huán)保設(shè)備，正積蓄著更大的能量，向更廣闊的空間、更寬泛的領(lǐng)域拓展。</p></p><br /><p>文章來源地址: 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