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class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://m.cdcfah.com/cp/second-jxjxysb_jnsbrt/">節(jié)能設(shè)備</a>?<a href="http://m.cdcfah.com/cp/third-jnsbrt_qtjnsbyx/">其他節(jié)能設(shè)備</a>?江西二手鋁型材擠壓機(jī)銷售淮安興天傲機(jī)械設(shè)備供應(yīng)</p><div id="2wdkbnu" class="leftbox clearfix"><h1>江西二手鋁型材擠壓機(jī)銷售淮安興天傲機(jī)械設(shè)備供應(yīng)</h1><div id="q2uevsz" class="proBig"><div id="rip2uww" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haxta01/637474523197143050/7012870.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="xwd7vci" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haxta01/637474523197143050/7012870.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="baheln7" 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>江西二手鋁型材擠壓機(jī)銷售,擠壓機(jī)</p><p><span>***更新：</span>2021-02-01 09:23:29</p><p><span id="click" >瀏覽次數(shù)：9次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="383fe73" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">淮安興天傲機(jī)械設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>趙福月</p><p><span>郵箱: </span>haxtajx@163.com</p><p><span>電話: </span>15995351086</p><p><span>傳真: </span>159_</p><p><span>網(wǎng)址: </span>http://haxta01.shop.88360.com</p><p><span>手機(jī): </span>159-95351086</p><p><span>地址: </span>淮安市漣水縣高溝鎮(zhèn)鎮(zhèn)西社區(qū)28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="8k373du" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="nm2922h" class="box"><p><p> 1）中空縮尾：在擠壓型、棒材尾端中，心部位形成中空，橫斷面呈現(xiàn)為邊緣不光滑的孔或邊緣充滿有其它雜質(zhì)的孔，縱向呈一漏斗狀（錐形），漏斗尖的地方朝向金屬流出的方向，主要出現(xiàn)在單孔平面模擠壓，尤其是擠壓系數(shù)小、制品直徑大、厚壁或者采用了有油污的擠壓墊片地?cái)D壓的型材的尾部更加明顯。 </p> <p> 2）環(huán)狀縮尾：在擠壓分流模制品的兩端（尤其是頭部）呈不連續(xù)的環(huán)形或弧形，在焊合線兩邊則呈月牙形較為明顯，各孔制品的環(huán)狀縮尾對稱?？s尾的形成縮尾形成的原因：縮尾形成的力學(xué)條件是；當(dāng)平流階段結(jié)束，擠壓墊片逐漸接近模時，擠壓時增加并產(chǎn)生一個對擠壓筒側(cè)表面壓力 dN 筒。該力與摩擦力 dT 筒一起，江西二手鋁型材擠壓機(jī)銷售，當(dāng)破壞了力的平衡條件（dN 筒 dT 筒）≥dT 墊時，位于擠壓墊片區(qū)周圍的金屬，向后沿邊緣流入毛坯中，江西二手鋁型材擠壓機(jī)銷售，心，便形成了縮尾，江西二手鋁型材擠壓機(jī)銷售。擠壓機(jī)運(yùn)轉(zhuǎn)時，鋁棒坯料經(jīng)過加熱爐加熱到擠壓所需的溫度，然后送到供錠器中。江西二手鋁型材擠壓機(jī)銷售</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西二手鋁型材擠壓機(jī)銷售,擠壓機(jī)" src="https://tyunfile.71360.com/UploadFile/haxta01/637474523197143050/7012870.png"></div><p> 擠壓.軸的使用規(guī)范： </p> <p> （1）擠壓.軸的兩個端面須平行，不平行度不大于0.05 mm，兩端面須與軸線垂直，不垂直度不大于0.05 mm；兩端平面的表面光潔，特別是尾端平面要求磨光，達(dá)到Ra 1.6μm以上； </p> <p> （2）擠壓.軸的側(cè)表面和端頭平面不應(yīng)有任何缺陷； </p> <p> （3）沒有軸向彎曲，在擠壓時沒有軸向以外的外力作用； </p> <p> （4）嚴(yán)格地將擠壓.軸對準(zhǔn)擠壓筒的中.心，保證水平度、同軸度，二者應(yīng)保持均勻的間隙，嚴(yán)防在擠壓過程中發(fā)生磕碰； </p> <p> （5）擠壓.軸嚴(yán)禁粘金屬，如發(fā)現(xiàn)粘金屬應(yīng)及時清理，為了便于清理，可在軸身上稍抹一點(diǎn)潤滑油； </p> <p> （6）擠壓.軸不宜長時間放置在加熱了的擠壓筒中，以防軸身溫升增高，降低其使用強(qiáng)度； </p> <p> （7）空心擠壓.軸和固定墊片用擠壓.軸要保證內(nèi)孔的粗糙度和與擠壓針、導(dǎo)向桿的同心度，保證擠壓針與導(dǎo)桿在軸孔中能運(yùn)動自如； </p> <p> （8）發(fā)現(xiàn)擠壓.軸工作端面（內(nèi)、外表面）有壓塌變形的現(xiàn)象時，應(yīng)及時修理； </p> <p> （9）擠壓.軸根部的壓套緊固裝置應(yīng)靈活可調(diào)，堅(jiān)久耐用，定期檢查和調(diào)整，以保證擠壓.軸的同心性和水平度； </p> <p> （10）擠壓.軸的裝卸和更換須使用專屬工具，以防碰傷和引起安.全事故； </p> <p> （11）須對擠壓.軸定期檢測，如打硬度，測量尺寸與水平度，調(diào)準(zhǔn)中.心性等，發(fā)現(xiàn)問題應(yīng)及時處理。 </p> <p> <br /> 南通全自動擠壓機(jī)廠家供應(yīng)計(jì)算機(jī)擠壓系統(tǒng)軟件則由輔助系統(tǒng)與監(jiān)控系統(tǒng)構(gòu)成，二者相互配合完成擠壓工作。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西二手鋁型材擠壓機(jī)銷售,擠壓機(jī)" src="https://tyunfile.71360.com/UploadFile/haxta01/637474522914516071/5404452.png"></div><p> 鋁型材擠壓機(jī)機(jī)械零件失效的原因主要包括以下幾種： </p> <p> 1.整體斷裂 </p> <p> 零件在受拉、壓、彎、剪和扭等外載荷作用時，危險(xiǎn)截面會發(fā)生疲勞斷裂，例如導(dǎo)柱的斷裂、螺栓的斷裂、齒輪根部的折斷等。 </p> <p> 2.過大的殘余變形： </p> <p> 如果作用于零件上的應(yīng)力超過了材料的屈服得比較大度，則零件將會產(chǎn)生殘余變形，如轉(zhuǎn)軸的彎曲，壓蓋的變形等。 </p> <p> 3.零件的表面破壞： </p> <p> 零件的表面破壞主要是腐蝕、磨損和接觸疲勞，這些都是隨著工作時間的延續(xù)而逐漸發(fā)生的失效形式，如導(dǎo)軌的磨損、銅套的磨蝕等。 </p> <p> 4.破壞正常工作條件引起的失效； </p> <p> 如液體摩擦的滑動軸承，只有在存在完整的潤滑油膜時才能正常地工作；如果破壞了這些需要的條件，則將發(fā)生不同類型的失效，如軸承發(fā)生過熱、膠合、磨損等失效，帶傳動發(fā)生打滑的失效。 </p><p> 擠壓機(jī)是按擠壓力大小計(jì)算噸位的，噸位表示擠壓力。常見的有500t、630t、800t、1000t、1200t、1800t、2500t等等，其噸位越大可生產(chǎn)鋁型材越大，也就是對角線越大。簡單的說就是擠壓機(jī)規(guī)格越大可生產(chǎn)鋁型材對角線越大 </p> <p> <p> 鋁材擠壓機(jī)怎么算棒的長度的： </p> <p> 用等體積法，或等質(zhì)量法都可以。一般較普遍使用等質(zhì)量法。鋁材米重 X 米數(shù) + 壓余 =棒重，可以確定使用棒長。 </p> <p> 壓出長度=（鋁棒長度/鐓粗系數(shù)-壓余厚度）*擠壓比則：棒長=（壓出長度/擠壓比+壓余厚度）*鐓粗系數(shù) 其中鐓粗系數(shù)=鑄棒截面積/擠壓筒截面積以上為體積法。 </p> <p> 實(shí)用重量法：鋁棒重量=壓出長度*型材米重+壓余重量。 </p> 擠壓機(jī)的用水冷卻內(nèi)襯時，嚴(yán)禁將水澆在加熱器上并防止冷卻水四處飛濺；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西二手鋁型材擠壓機(jī)銷售,擠壓機(jī)" src="https://tyunfile.71360.com/UploadFile/haxta01/637474522801088317/8341220.png"></div><p> 在選擇擠壓機(jī)的噸位大小時，一般要先計(jì)算擠壓機(jī)的擠壓比，擠壓比也稱擠壓系數(shù)，是指擠壓筒的橫斷面面積與鋁型材總橫斷面面積的比例，它是鋁型材生產(chǎn)中用來衡量鋁合金變形量大小的主要參數(shù)，用下列式子表示： </p> <p> λ=Ft/ΣF1 </p> <p> 其中，F(xiàn)t表示鋁錠在擠壓筒內(nèi)填充后的橫斷面面積，用mm2表示； </p> <p> ΣF1表示擠壓型材的總橫斷面面積，用mm2表示； </p> <p> 在鋁型材擠壓時，鋁合金的變形量大小也可以用變形程度來表示：ε=λ-1 </p> <p> 如果用擠壓的加工方法，對擠壓比是有限值的，一次擠壓的鋁型材和鋁棒在擠壓時的擠壓比λ要大于8-12，二次擠壓用的毛坯的擠壓比就沒有限制。 </p> <p> 上面用來計(jì)算擠壓比的方法，簡單說來也就是用擠壓鑄錠的截面面積÷擠壓型材的截面面積，還可以用其它的方式來計(jì)算，即擠壓出來的型材長度÷擠壓用的鑄錠長度。鋁型材擠壓機(jī)在進(jìn)料前，要對原料的純度等進(jìn)行檢查，不能讓異物進(jìn)入機(jī)器內(nèi)，以免損傷機(jī)器。江西二手鋁型材擠壓機(jī)銷售</p><p style="text-indent:25px">目前我國已投入大型鋁型材擠壓生產(chǎn)線8條，正在建設(shè)的大型鋁型材擠壓機(jī)生產(chǎn)線5條；江西二手鋁型材擠壓機(jī)銷售</p><p> 擠壓模具的使用規(guī)范： </p> <p> （1）擠壓前，模具組件應(yīng)加熱到一定溫度。擠壓模、模墊、擠壓墊、擠壓針、針尖、模支承應(yīng)加熱到400-500℃，加熱時間2-8 h，對于大型平面分流組合模、舌型模系統(tǒng)應(yīng)取上限； </p> <p> （2）對于鋁、鎂合金擠壓模，一般采用無潤滑擠壓； </p> <p> （3）模子組件不允許粘金屬； </p> <p> （4）模子組件要與擠壓中間的線保持同心，以便擠壓制品順利通過； </p> <p> （5）創(chuàng)造良好的工藝條件，避免悶車與堵模； </p> <p> （6）每個模子每次擠壓的通過量不宜過多，當(dāng)擠壓到一定數(shù)量之后，即使尚未失效，也應(yīng)更換保養(yǎng)； </p> <p> （7）模具組件的表面應(yīng)光潔，無缺陷，特別是兩端面要平整光滑，以免接觸不良而產(chǎn)生應(yīng)力集中； </p> <p> （8）模具應(yīng)及時修理和反復(fù)氮化，以提高壽命； </p> <p> （9）擠壓時上壓要慢，速度要均勻，防止沖擊擠壓； </p> <p> （10）穿孔和擠壓時，要盡量減少模具的激冷激熱強(qiáng)度，避免冷水直接澆到模具上； </p> <p> （11）要定期測量模具的硬度和尺寸，及時修復(fù)和更換模具，使之經(jīng)常保持良好的工作狀態(tài)； </p> <p> （12）擠壓工模具在裝卸和更換時，應(yīng)采用專屬工具，輕拿輕放，以免碰傷損壞； </p> <p> （13）應(yīng)加強(qiáng)模具的保管，建立模具隨行卡片，作好使用原始記錄。江西二手鋁型材擠壓機(jī)銷售</p><p 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