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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>泰州質(zhì)量V法鑄造工藝,V法鑄造</p><p><span>***更新：</span>2020-09-22 11:06:50</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="3sfamy3" 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(kāi)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(hào)</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="3wnzlct" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="pe33d8h" class="box"><p><p style="text-indent:25px">目前，大部分廠家已經(jīng)采用頂桿起模機(jī)（見(jiàn)圖6），甚至自動(dòng)化程度更高的機(jī)械手完成起模動(dòng)作（見(jiàn)圖7）。相比之前的行車起模和簡(jiǎn)單的千斤頂起模方式來(lái)說(shuō)，起模的安全性和穩(wěn)定性已經(jīng)有了很大進(jìn)步。但是，在越來(lái)越多精密鑄件成形的過(guò)程中，逐漸發(fā)現(xiàn)部分起模頂桿或者機(jī)械手的精度和強(qiáng)度問(wèn)題，泰州質(zhì)量V法鑄造工藝。主要反映在起模頂桿導(dǎo)柱導(dǎo)套所用材質(zhì)的質(zhì)量和數(shù)量不夠達(dá)標(biāo)，或者不經(jīng)過(guò)應(yīng)有的熱處理工藝，造型起模頂桿強(qiáng)度和剛性不足。再加上加工或安裝精度不夠，泰州質(zhì)量V法鑄造工藝，造成起模過(guò)程中頂桿的撓曲變形和起模不穩(wěn)，致使鑄型部分位置擦傷破損，影響鑄型完整性，造成鑄件粘砂，甚至塌箱等缺點(diǎn)。鑄件質(zhì)量好，尺寸精度高，泰州質(zhì)量V法鑄造工藝，輪廓清晰不易產(chǎn)生氣孔等缺點(diǎn)，可與精密鑄件媲美。泰州質(zhì)量V法鑄造工藝</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="泰州質(zhì)量V法鑄造工藝,V法鑄造" src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889693593750/34083.png"></div><p> 造型臺(tái)車移動(dòng)式V法造型機(jī)組 </p> <p> 該造型機(jī)組由上箱和下箱造型。在臺(tái)車造型機(jī)上完成覆膜、噴（刷）涂料、涂料烘干，而后臺(tái)車移至砂斗下加砂振實(shí)后又移出復(fù)位蓋膜、抽真空、頂箱起模，吊車將鑄型吊走。電動(dòng)臺(tái)車在固定的軌道上前后移動(dòng)，臺(tái)車上裝有震實(shí)臺(tái)、負(fù)壓箱、型板及模樣。電加熱器在臺(tái)車的上部，有移動(dòng)機(jī)構(gòu)可兼管2臺(tái)造型機(jī)使用，用人工烘烤覆膜，也可設(shè)計(jì)成自動(dòng)加熱覆膜機(jī)。覆膜抽真空后噴（刷）涂料而后進(jìn)行涂料烘干，放置砂箱。完成上述工序后，驅(qū)動(dòng)臺(tái)車至砂斗下，空氣彈簧進(jìn)氣，抬起震實(shí)臺(tái)以上部分與加砂斗的雨淋下砂口對(duì)接，驅(qū)動(dòng)下砂氣缸，向砂箱加砂而后振實(shí)。當(dāng)達(dá)到所需要時(shí)間后，震實(shí)停止，震實(shí)臺(tái)下降，電動(dòng)臺(tái)車移至原位，蓋膜并給鑄型抽真空，當(dāng)鑄型達(dá)到一定的緊實(shí)度后，移到頂箱機(jī)構(gòu)處進(jìn)行頂箱起模后，用吊車運(yùn)至合箱處。江陰華天科技開(kāi)發(fā)有限公司為福建龍巖盛豐機(jī)械制造有限公司和中恒通（福建）機(jī)械制造有限公司設(shè)計(jì)的V法生產(chǎn)線就是采用這種形式，主要生產(chǎn)載重車后橋和制動(dòng)鼓，各種叉車，裝載機(jī)及其他機(jī)械設(shè)備用平衡重類灰鑄鐵件，生產(chǎn)**10000t/年，造型生產(chǎn)率8～10型/h，比較大砂箱內(nèi)尺寸2000×1400×320/360mm。泰州質(zhì)量V法鑄造工藝?yán)枚塘鞒坦に噥?lái)澆注V法鑄造中的特大件如大型配重等也引起了越來(lái)越多人的濃厚興趣。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="泰州質(zhì)量V法鑄造工藝,V法鑄造" src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889370097657/738567.png"></div><p> 重視原輔材料的使用 </p> <p> 原輔材料對(duì)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(duì)工藝過(guò)程及產(chǎn)品質(zhì)量的影響，對(duì)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(duì)冒口補(bǔ)縮要求相對(duì)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(shí)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(duì)鑄件沖砂和澆注安全性有著重要的影響。 </p> <p> <br /> </p><p> <span style="font-size:12px;">江陰華天科技開(kāi)發(fā)有限公司坐落于中國(guó)經(jīng)濟(jì)發(fā)達(dá)的長(zhǎng)江三角洲經(jīng)濟(jì)區(qū)中心的江蘇省江陰市，專業(yè)從事氣力輸送系統(tǒng)，V法、消失模、樹(shù)脂砂、水玻璃砂鑄造設(shè)備，輸送設(shè)備及環(huán)保設(shè)備的設(shè)計(jì)制造、安裝調(diào)試。V法鑄造工藝在耐磨鑄件生產(chǎn)中具有成熟經(jīng)驗(yàn)可循，該工藝在國(guó)內(nèi)具有很大的發(fā)展?jié)摿?。目前?guó)內(nèi)V法鑄造技術(shù)在耐磨鑄件上的應(yīng)用雖有所拓展，但在產(chǎn)品質(zhì)量、生產(chǎn)效率及裝備水平等方面與國(guó)外先進(jìn)企業(yè)尚存在很大差距，需要我們集中精力提高針對(duì)耐磨鑄件V法工藝生產(chǎn)的基礎(chǔ)研究，提高裝備設(shè)計(jì)制作水平，提高配套設(shè)備及原輔材料質(zhì)量及使用技術(shù)水平，從而能夠充分發(fā)揮V法鑄造工藝優(yōu)勢(shì)，為耐磨鑄件在我國(guó)的綠色長(zhǎng)遠(yuǎn)發(fā)展做出貢獻(xiàn)。</span> 目前國(guó)內(nèi)有十多個(gè)在建的鑄造工業(yè)園區(qū)，均采用高爐—感應(yīng)爐供應(yīng)鐵液，年產(chǎn)鑄件達(dá)100多萬(wàn)噸。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="泰州質(zhì)量V法鑄造工藝,V法鑄造" src="https://tyunfile.71360.com/UploadFile/Jyhuatian/637293889636621094/6553892.png"></div><p style="text-indent:25px">V法造型過(guò)程中，震動(dòng)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(shí)候通過(guò)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(guò)程中產(chǎn)生的波動(dòng)又會(huì)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(wèn)題。目前在震實(shí)臺(tái)設(shè)計(jì)中，對(duì)于振幅，震動(dòng)頻率，激振力及如何配置振動(dòng)電機(jī)等問(wèn)題往往模棱兩可，缺乏基本的核算依據(jù)。V法鑄造型腔透氣性差，需要開(kāi)設(shè)通氣孔，通氣孔的截面積與澆注系統(tǒng)的**小截面積比例控制在（1～5）∶1；揚(yáng)州密封V法鑄造設(shè)備廠</p><p style="text-indent:25px">2008年時(shí)我國(guó)鑄鐵件廠產(chǎn)量達(dá)2510萬(wàn)噸，其中按短流程工藝生產(chǎn)的鑄件約占11.3%。泰州質(zhì)量V法鑄造工藝</p><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(guò)程中的變形。有時(shí)候常常為了落砂的簡(jiǎn)易性，對(duì)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(jì)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(duì)等性。圖9、圖10為某廠生產(chǎn)某種型號(hào)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(jì)合理，對(duì)于同一套真空系統(tǒng)來(lái)講，可能同時(shí)允許接入的砂箱數(shù)量就會(huì)增加，意味著真空系統(tǒng)的利用效率明顯增強(qiáng)。泰州質(zhì)量V法鑄造工藝</p><p style="text-indent:25px">江陰華天科技開(kāi)發(fā)有限公司主要經(jīng)營(yíng)范圍是機(jī)械及行業(yè)設(shè)備，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場(chǎng)口碑。江陰華天科技致力于為客戶提供良好的氣力輸送，V法鑄造，輸送機(jī)械，環(huán)保設(shè)備，一切以用戶需求為中心，深受廣大客戶的歡迎。公司秉持誠(chéng)信為本的經(jīng)營(yíng)理念，在機(jī)械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢(shì)，打造機(jī)械及行業(yè)設(shè)備良好品牌。江陰華天科技憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來(lái)的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1380590.html</p></div></div></div></div></div><div id="s7w4g4f" 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