惠山金屬精密拉伸五金件哪里買銘豐慶五金制品供應(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="五金沖壓件拉伸作為主要的沖壓工序之一，應(yīng)用非常***。用拉伸工藝可以制成各種圓筒形、矩形、階梯形、球形、錐形、拋物線形及其他不規(guī)則形狀的薄壁零件。帶凸緣半球形拉伸加工：球形件拉伸時(shí)，惠山金屬精密拉伸五金件哪里買，毛坯與凸模的球形頂部局部接觸"><meta name="keywords" content="惠山金屬精密拉伸五金件哪里買,精密拉伸五金件"><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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當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/second-_wjgj/">五金、工具</a>?<a href="http://www.cdcfah.com/cp/third-wjgj_qtwjgj/">其他五金工具</a>?惠山金屬精密拉伸五金件哪里買銘豐慶五金制品供應(yīng)</p><div id="nzxljf5" class="leftbox clearfix"><h1>惠山金屬精密拉伸五金件哪里買銘豐慶五金制品供應(yīng)</h1><div id="n5fbrxv" class="proBig"><div id="bxt3djp" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/mfq123/637280074274453125/5442382.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="j7dbpf3" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/mfq123/637280074274453125/5442382.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3lhdxft" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>惠山金屬精密拉伸五金件哪里買,精密拉伸五金件</p><p><span>***更新：</span>2020-09-16 10:06:31</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="lxflpvt" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市銘豐慶五金制品有限公司</a></p><p><span>聯(lián)系人：</span>劉自成</p><p><span>郵箱: </span>657179543@qq.com</p><p><span>電話: </span>13602685781</p><p><span>傳真: </span>0755_84693444</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0755-84006255</p><p><span>地址: </span>深圳市龍崗區(qū)平湖街道辦新木社區(qū)居委會(huì)老村路24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="hd7zxtz" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="3nlbznt" class="box"><p><p> 五金沖壓件拉伸作為主要的沖壓工序之一，應(yīng)用非常***。用拉伸工藝可以制成各種圓筒形、矩形、階梯形、球形、錐形、拋物線形及其他不規(guī)則形狀的薄壁零件。 </p> <p> <br /> </p> <p> 帶凸緣半球形拉伸加工：球形件拉伸時(shí)，惠山金屬精密拉伸五金件哪里買，毛坯與凸模的球形頂部局部接觸，其余大部分處于懸空的不受約束的自由狀態(tài)。因此，此類球面零件拉伸的主要工藝問題在于局部接觸部分的嚴(yán)重變薄，惠山金屬精密拉伸五金件哪里買，惠山金屬精密拉伸五金件哪里買，或曲面部分的失穩(wěn)起皺。 </p> <p> <br /> </p> <p> 法蘭盤拉伸加工：將拉伸產(chǎn)品的法蘭盤部分進(jìn)行淺拉伸的加工。其應(yīng)力應(yīng)變情況類似于壓縮翻邊。由于切向受壓應(yīng)力，容易起皺，故成形極限主要受壓縮起皺的限制。 </p> <p> <br /> 在一定的壓力促使下，導(dǎo)致坯料和模具局部表面直接產(chǎn)生摩擦?；萆浇饘倬芾煳褰鸺睦镔I</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="惠山金屬精密拉伸五金件哪里買,精密拉伸五金件" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074274453125/5442382.png"></div><p style="text-indent:25px">五金沖壓拉伸成型作為主要的沖壓工序之一，應(yīng)用非常***。用拉伸工藝可以制成各種圓筒形、矩形、階梯形、球形、錐形、拋物線形及其他不規(guī)則形狀的薄壁零件圓帶凸緣(法蘭)圓筒產(chǎn)品的拉伸。法蘭與底部均為平面形狀，圓筒側(cè)壁為軸對稱，在同一圓周上變形均勻分布，法蘭上毛坯產(chǎn)生拉深變形法蘭上毛坯的變形為拉伸變形，但變形量與變形比沿輪廓形狀相應(yīng)變化。曲率越大的部分，毛坯的塑性變形量就越大;反之，曲率越小的部分，毛坯的塑性變形越小。光明沖壓精密拉伸五金件加工下面和禾聚精密五金廠小編一起來看下沖壓拉伸件防腐處理方法。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="惠山金屬精密拉伸五金件哪里買,精密拉伸五金件" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074327705079/4833510.png"></div><p style="text-indent:25px">山形拉伸加工（Hill drawing）：沖壓件的側(cè)壁為斜面時(shí)，側(cè)壁在沖壓過程中是懸空的，不貼模，直到成形結(jié)束時(shí)才貼模。成形時(shí)側(cè)壁的不同部位變形特點(diǎn)不完全相同。丘形拉伸加工（Hill drawing）：丘形蓋板件在成形過程中的坯件變形不是簡單的拉伸變形，而是拉伸和脹形變形同時(shí)存在的復(fù)合成形。壓料面上坯件的變形為拉伸變形（徑向?yàn)槔瓚?yīng)力，切向?yàn)閴簯?yīng)力），而輪廓內(nèi)部（特別是中心區(qū)域）坯件的變形為脹形變形（徑向和切向均為拉應(yīng)力）。</p><p> 沖壓拉伸件在生產(chǎn)的過程中需要做好防腐處理，這樣可以有效地避免在使用過程中發(fā)生腐蝕現(xiàn)象，下面和禾聚精密五金廠小編一起來看下沖壓拉伸件防腐處理方法。 </p> <p> <br /> </p> <p> 1、瀝青漆涂層，噴漆前對沖壓拉伸件進(jìn)行預(yù)熱可以提高瀝青漆的附著力，加速干燥。 </p> <p> <br /> </p> <p> 2、水泥砂漿內(nèi)襯加特殊涂層，可以提高沖壓拉伸件內(nèi)襯的抗腐蝕能力。 </p> <p> <br /> </p> <p> 3、環(huán)氧煤瀝青涂層是一種雙組分涂層，該涂層具有較高的附著力和非常光滑的表面。 </p> <p> <br /> </p> <p> 4、環(huán)氧陶瓷內(nèi)襯由于制造工藝難度大，成本高，所以在使用上有一定的局限性，具有很高的附著力和光潔度，是一種沖壓件防腐蝕涂層。 </p> <p> <br /> </p> <p> 5、鋁酸鹽水泥涂層或***鹽水泥涂層，這兩種特殊水泥涂層均適用于沖壓拉伸件的內(nèi)防腐，提高抵抗侵蝕的能力。 </p> <p> <br /> </p> <p> 6、聚氨酯涂層是一種為適應(yīng)環(huán)保需求而研制開發(fā)的一種新型綠色特殊涂層，有良好的耐磨和耐腐蝕性。 </p> <p> <br /> 對容易折彎、出料長短的鋁合金材料要及時(shí)處理。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="惠山金屬精密拉伸五金件哪里買,精密拉伸五金件" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074053916016/1058647.png"></div><p style="text-indent:25px">帶凸緣半球形拉伸加工（With flange hemisphere drawing）：球形件拉伸時(shí)，毛坯與凸模的球形頂部局部接觸，其余大部分處于懸空的不受約束的自由狀態(tài)。因此，此類球面零件拉伸的主要工藝問題在于局部接觸部分的嚴(yán)重變薄，或曲面部分的失穩(wěn)起皺法蘭盤拉伸加工（Flange drawing）：將拉伸產(chǎn)品的法蘭盤部分進(jìn)行淺拉伸的加工。其應(yīng)力應(yīng)變情況類似于壓縮翻邊。由于切向受壓應(yīng)力，容易起皺，故成形極限主要受壓縮起皺的限制。其應(yīng)力應(yīng)變情況類似于壓縮翻邊。由于切向受壓應(yīng)力，容易起皺，故成形極限主要受壓縮起皺的限制。缺點(diǎn)是一次成型容易不到位，而且每次拉伸的變化程度是有要求的，不能變化太大。光明沖壓精密拉伸五金件加工</p><p style="text-indent:25px">精密拉伸沖壓中，鋁合金拉伸件是比較難加工的?；萆浇饘倬芾煳褰鸺睦镔I</p><p style="text-indent:25px">曲面拉伸成形，使金屬平板坯料外法蘭部分縮小，內(nèi)法蘭部分伸長，成為非直壁非平底的曲面形狀的空心產(chǎn)品的沖壓成形方法將左側(cè)初拉伸產(chǎn)品進(jìn)行再拉伸加工，成形為右側(cè)的臺階形底部。深度較深的部分在拉伸成形的初期就產(chǎn)生變形，深度較淺的部分在拉伸的后期產(chǎn)生變形。在臺階變化部分的側(cè)壁易誘發(fā)切應(yīng)力產(chǎn)生變形，將前工序拉伸加工的工件，進(jìn)行反向拉伸，是再拉伸的一種。反向拉伸法可增加徑向拉應(yīng)力，對于防止起皺可收到較好效果。也有可能提高再拉伸的拉伸系數(shù)?；萆浇饘倬芾煳褰鸺睦镔I</p><p style="text-indent:25px">深圳市銘豐慶五金制品有限公司主要經(jīng)營范圍是五金、工具，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場口碑。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下五金沖壓，精密彈簧，精密五金模具，眼鏡配件深受客戶的喜愛。公司從事五金、工具多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。銘豐慶五金制品立足于全國市場，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1302774.html</p></div></div></div></div></div><div id="jpfl5z5" class="page-right twoColRt"><div id="p7tpvtz" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="vljh5f5" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="pfvl3lj" 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