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class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/6/10/637006834889342602_hbcz_7078541.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3npm2dk" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/6/10/637006834889342602_hbcz_7078541.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="lxmcjlk" 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>河北省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>北京樹脂砂模具標準,樹脂砂模具</p><p><span>***更新：</span>2020-07-28 12:07:00</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="quw28sp" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">泊頭市衡駿模具有限公司</a></p><p><span>聯(lián)系人：</span>郭桂新</p><p><span>郵箱: </span>758171861@qq.com</p><p><span>電話: </span>18733069463</p><p><span>傳真: </span>0317_8395103</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0317-8395103</p><p><span>地址: </span>河北省滄州市泊頭市王武鎮(zhèn)后陳莊村</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="8vcm88z" class="page-proshow02"><p class="title">詳細說明</p><div id="pz83v7z" class="box"><p><p> 樹脂砂鑄造生產(chǎn)線對模具的要求 </p> <p> <p> 樹脂砂在起模時已具有一定的硬化強度，較小的退讓性，較大的摩擦力，若采用敲擊的方法起模，容易損壞模具，同時樹脂砂的可修補性差，起模時，北京樹脂砂模具標準，若受到破壞，較難修補。采用樹脂砂造型時，應根據(jù)生產(chǎn)實際和產(chǎn)品結構加大模具的拔模斜度，北京樹脂砂模具標準，能順利的起模，得到質量隨著市場對鑄件產(chǎn)品外觀質量要求的不斷提高，北京樹脂砂模具標準，樹脂砂鑄件在品質上的優(yōu)勢，必將日益受到重視，樹脂砂這一鑄件生產(chǎn)工藝，也必將得到迅速的發(fā)展和普及。 </p> <p> 模具表面粗糙度 </p> <p> 模具表面的粗糙度對樹脂砂鑄件的表面粗糙度起決定性的作用，因而盡量降低模具表面粗糙度，是獲得***鑄件的重要措施。 </p> </p> <p> <br /> </p> <span style="display:none;"></span> <p> <br /> 北京樹脂砂模具標準</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京樹脂砂模具標準,樹脂砂模具" src="http://tyunfile.71360.com/UpLoadFile/2019/8/6/10/637006834889342602_hbcz_7078541.jpg"></div><p style="text-indent:25px">大型樹脂砂鑄件均選用樹脂砂、消失模實型鑄造，單件抵達40噸以上，年出產(chǎn)值在8500噸左右。包含床身、工作臺、立柱、龍門頂、銜接梁。質料均為質量細膩的灰口鑄鐵HT200-HT300，精細的配比，更高的抗拉抗彎強度，使您購買無后顧之憂。國際盛行的熱處理工藝，使鑄件應力變形削減到**小度。持久運用更趨于安穩(wěn)。本廠專業(yè)接受大型超長機加工，銑刨鏜均可。比方一套2*8米龍門銑、刨床床身（床身整體長度抵達16米），鑄造時分紅兩節(jié)來鑄，粗加工時也可分兩次進行，但精加工時，可把它們銜接到一同，運用本廠3。2*16米的龍門刨床整體加工，保證了16米床身整體的直線度和機床的**終加工精度。北京樹脂砂模具標準</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京樹脂砂模具標準,樹脂砂模具" src="http://tyunfile.71360.com/UpLoadFile/2019/8/6/10/637006834889029836_hbcz_9257758.jpg"></div><p style="text-indent:25px">樹脂砂鑄件是總稱，在造型、制芯前砂粒表面上已覆有一層固態(tài)樹脂膜的型砂、芯砂稱為覆膜砂，也稱殼型(芯)砂。它**早是一種熱固性樹脂砂，由德國克羅寧(CRONING)博士于1944年創(chuàng)造。樹脂砂鑄件就是把原砂和樹脂混合后構成樹脂砂，把樹脂砂打入模具型腔中，經(jīng)過加熱或催化劑辦法使其成型，成型后的坭芯再放入澆鑄模具中進行澆鑄。樹脂砂鑄件具有表面粗糙度小，標準精度高，質量好的特征。對模具要求與粘土砂比較，樹脂砂鑄件的外觀質量依賴于模具的質量，因而樹脂砂對模具的質量要求較高。模具工藝時使其較好的習慣樹脂砂造型的需求，主要在以下幾個方面：　　加工余量：硬化后的樹脂砂鑄型有較好的剛度和較高的標準精度，且不易變形，所以在選擇工藝參數(shù)時，能夠選取較小的機械加工余量，然后削減金屬溶液的消耗和機械加工的本錢，然后能夠前進鑄件的標準精度。 </p><p style="text-indent:25px">利益 1、樹脂砂型剛度好，澆注初期砂型強度高，這就有條件運用鑄**聚進程的石墨化脹大，有效地消除縮孔、縮松缺點，實現(xiàn)灰鑄鐵、球墨鑄鐵件的少冒口、無冒口鑄造。　　2、實型鑄造出產(chǎn)中選用聚苯乙烯泡塑容貌，運用味喃樹脂自硬砂造型。當金屬液澆入鑄型時，泡沫塑料容貌在高漫無邊際金屬液作用下敏捷氣化，燃燒而消夫，金屬液替代了本來泡汪塑料所占有的方位，冷卻凝聚成與容貌形狀相同的實型鑄件。 3、相對來說，消失模鑄造關于出產(chǎn)單件或小批量的汽車覆蓋件，機床床身等大型模具袍之傳統(tǒng)砂型有很大優(yōu)勢，它不光省去了貴重的木型費用，而且便于操作，縮短了出產(chǎn)周期，前進了出產(chǎn)功率，具有標準精度高，加工余量小，表面質量好等優(yōu)勢。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京樹脂砂模具標準,樹脂砂模具" src="http://tyunfile.71360.com/UpLoadFile/2019/8/6/10/637006834888873453_hbcz_6917193.jpg"></div><p style="text-indent:25px">樹脂砂模具衡駿樹脂砂模具鑄造具有接省人力，鐵水利用率高，砂模完好，產(chǎn)品成品率高，廢砂能重復利用等長處，是鑄造職業(yè)的新打破。樹脂砂模具是統(tǒng)稱，在造型、制芯前砂粒外表上已覆有一層固態(tài)樹脂膜的型砂、芯砂稱為覆膜砂，也稱殼型(芯)砂。它早是一種熱固性樹脂砂，由德國克羅寧(CRONING)博士于1944年發(fā)明。樹脂砂鑄件就是把原砂和樹脂混合后形成樹脂砂，把樹脂砂打入模具型腔中，通過加熱或催化劑辦法使其成型，成型后的坭芯再放入澆鑄模具中進行澆鑄。樹脂砂鑄件具有外表粗糙度小，尺度精度***好的特色。北京樹脂砂模具網(wǎng)站</p><p style="text-indent:25px">北京樹脂砂模具標準</p><p> 1、樹脂砂再生線對模具的使用要求 </p> <p> <br /> </p> <p> 樹脂砂再生就是把原砂和樹脂、固化劑混合均勻后放入沙箱、容貌中造型制芯,合箱后進行澆鑄，是現(xiàn)在廣（guang）泛采用的一種鑄造方式。與粘土砂相比，樹脂砂鑄件的外觀質量依賴于模具的質量，因此樹脂砂對模具的質量要求較高。 </p> <p> 2、樹脂砂再生拔模斜度：樹脂砂在起模時已具有一定的硬化強度，較小的退讓性，較大的摩擦力，若采用敲擊的辦法起模，簡單損壞模具，一起樹脂砂的可修補性差，起模時，若受到破壞，較難修補。采用樹脂砂造型時，應根據(jù)出產(chǎn)實踐和產(chǎn)品結構加大模具的拔模斜度，能順利的起模，得到質量較好的鑄型。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 北京樹脂砂模具標準</p><p 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