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"index_article"><a href="http://m.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://m.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="fpvkryq" class="twoCol"><div id="kzmebyq" class="page-proshow clearfix"><p 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-_wjgj/">五金、工具</a>?<a href="http://m.cdcfah.com/cp/second-wjgj_mojuog/">模具</a>?<a href="http://m.cdcfah.com/cp/third-mojuog_qitamojupg/">其他模具</a>?南山區(qū)金屬精密五金模具哪里買銘豐慶五金制品供應(yīng)</p><div id="3phzhj3" class="leftbox clearfix"><h1>南山區(qū)金屬精密五金模具哪里買銘豐慶五金制品供應(yīng)</h1><div id="ohzmjby" class="proBig"><div id="wlifc2t" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/mfq123/637280074991962891/2507616.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="yiaczrw" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/mfq123/637280074991962891/2507616.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7cpmjvn" 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>南山區(qū)金屬精密五金模具哪里買,精密五金模具</p><p><span>***更新：</span>2020-08-15 21:22:09</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="22if8c7" 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(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="rdfmogy" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="fpmzwoq" class="box"><p><p> 沖壓模具的分類，一般我們可以簡單的把它分為兩種，即工程模和連續(xù)模； </p> <p> <br /> </p> <p> 工程模又可以分為復(fù)合模、拉伸模、鉚合模等，下面簡單介紹一下這些模具的結(jié)構(gòu)和作用； </p> <p> <br /> </p> <p> 工程模：也稱為“單工序?！保侵冈跊_壓的一次行程中，只能完成一個(gè)沖壓工序的模具。這一工程打完了之后，需要人工或用機(jī)械手把產(chǎn)品從模具里面取出來，然后放到下一站的模具里面繼續(xù)生產(chǎn)，直到模具的***一個(gè)工序打完，整個(gè)產(chǎn)品才算完成。這種模具維修起來簡單，但生產(chǎn)起來費(fèi)時(shí)費(fèi)力，需要花費(fèi)較多的人工和時(shí)間成本，產(chǎn)品報(bào)廢率較高。 </p> <p> <br /> </p> <p> 復(fù)合模：常見的復(fù)合模具結(jié)構(gòu)有有復(fù)合下料、復(fù)合拉伸等，這種模具結(jié)構(gòu)和別的工程模結(jié)構(gòu)略有不同。其凸模(也稱為公?；驔_頭)設(shè)計(jì)在下模，南山區(qū)金屬精密五金模具哪里買，其它幾塊模板依次是下夾板(固定凸模沖頭)、下止擋板和下脫料板(外脫)，上模依次是母模(或刀口)、內(nèi)脫板和上墊板構(gòu)成，內(nèi)脫使用等高套筒掛在上墊板上面，然后用打桿或彈簧頂著。比如用來下料的復(fù)合模，其內(nèi)脫一般脫出來母模0.50mm即可，不可以低于母模，南山區(qū)金屬精密五金模具哪里買，要不然母模刀口容易崩掉或者不脫料。內(nèi)脫的力量要足夠大，才能把產(chǎn)品從母模里面頂出來，一般如果材料比較厚的話，我們上面裝的是氮?dú)鈴椈桑仙絽^(qū)金屬精密五金模具哪里買。 </p> <p> <br /> 小沖頭磨短lt增加踵跟長提早支撐引導(dǎo)，注意送料長度。南山區(qū)金屬精密五金模具哪里買</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南山區(qū)金屬精密五金模具哪里買,精密五金模具" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074991962891/2507616.png"></div><p style="text-indent:25px">該工件bai形狀較復(fù)雜且曲面多，需要運(yùn)用落料、沖孔du、彎曲等多種沖壓zhi工序才能加工出來，設(shè)dao計(jì)起來較復(fù)雜，需要設(shè)計(jì)一套連續(xù)模具才能將該工件加工出來。但由于該工件精度公差不高，按IT14級(jí)確定，因此該模具結(jié)構(gòu)設(shè)計(jì)的精度適當(dāng)即可。通過冷沖壓工序分析，該工件包括落料、沖孔、折彎等工序?？蓴M定以下幾個(gè)沖壓工藝方案：方案一：落料、沖孔、折彎每個(gè)工步均分別采用一套模具生產(chǎn)，總共六套模具。方案二：落料、沖孔折彎采用一套級(jí)進(jìn)模進(jìn)行生產(chǎn)。方案三：采用落料沖孔復(fù)合模、彎曲采用兩套彎曲模，工三套模具。方案一優(yōu)點(diǎn)：這種方案模具結(jié)構(gòu)簡單，易于模具的設(shè)計(jì)和加工，工件各部分的形狀及尺寸都能得南山區(qū)金屬精密五金模具哪里買更高的產(chǎn)品合格率。由于揉捏絲攻是無屑加工。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南山區(qū)金屬精密五金模具哪里買,精密五金模具" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074861582032/3786303.png"></div><p> a. 模具朝小型化 </p> <p> <br /> </p> <p> 由于線割放電加工（WEDM）技術(shù)之發(fā)展使其加工精度及表面品質(zhì)得以提高，因此利用WEDM方式進(jìn)行母模塊或壓料板入塊之加工漸有替代研磨加工之可能，如此可減少?zèng)_壓工程站數(shù)（空站之設(shè)計(jì)可減少）而使模具尺寸大幅縮小。為配合高速?zèng)_床之規(guī)格，多腳數(shù)導(dǎo)線架（100 pins以上）之沖切模具尺寸達(dá)1200 mm以上長度，故其沖壓生產(chǎn)方式必須采沖床串行布置型。 </p> <p> <br /> </p> <p> b. 模具組件朝小型化及高精度化 </p> <p> <br /> </p> <p> 以多腳數(shù)導(dǎo)線架用導(dǎo)腳沖切沖頭為例，其形狀、尺寸之動(dòng)向朝外形尺寸縮小、刃部長度減短、沖頭厚度更薄發(fā)展，而其精度動(dòng)向朝高精密、低加工面粗度進(jìn)展。為了達(dá)到如此高精度（尺寸公差±2 μm以下）及低表面粗度（0.3 μm Ra以下）之要求，使用高精度研磨設(shè)備及低表面粗度之線割放電加工機(jī)是必要的。 </p> <p> <br /> </p><p> <p> 沖裁模是沖裁工序所用的模具。沖裁模的結(jié)構(gòu)型式很多，為研究方便，對(duì)沖裁?？砂床煌奶卣鬟M(jìn)行分類。 </p> <p> <br /> </p> <p> 1．按工序性質(zhì)可分為落料模、沖孔模、切斷模、切口模、切邊模、剖切模等； </p> <p> <br /> </p> <p> 2．按工序組合方式可分為單工序模、復(fù)合模和級(jí)進(jìn)模； </p> <p> <br /> </p> <p> 3．按上、下模的導(dǎo)向方式可分為無導(dǎo)向的開式模和有導(dǎo)向的導(dǎo)板模、導(dǎo)柱模、導(dǎo)筒模等。 </p> <p> <br /> </p> <p> 4．按凸、凹模的材料可分為硬質(zhì)合金沖模、鋼皮沖模、鋅基合金沖模、聚氨脂沖模等； </p> <p> <br /> </p> <p> 5．按凸、凹模的結(jié)構(gòu)和布置方法可分為整體模和鑲拼模，正裝模和倒裝模。 </p> <p> <br /> </p> <p> 6．按自動(dòng)化程度可分為手工操作模、半自動(dòng)模、自動(dòng)模。 </p> <p> <br /> </p> <p> 分類的方法還比較多，上述的各種分類方法從不同的角度反映了模具結(jié)構(gòu)的不同特點(diǎn)。 </p> <p> <br /> </p> </p> <p> <br /> 影響沖針使用次數(shù)的因素有很多，那么什么材量的沖頭不容易斷呢？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南山區(qū)金屬精密五金模具哪里買,精密五金模具" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074831210938/6906593.png"></div><p> 模具工作過程中，在循環(huán)應(yīng)力的長期作用下，往往導(dǎo)致疲勞斷裂。其形式有小能量多次沖擊疲勞斷裂、拉伸疲勞斷裂接觸疲勞斷裂及彎曲疲勞斷裂。 </p> <p> 模具的疲勞斷裂性能主要取決于其強(qiáng)度、韌性、硬度、以及材料中夾雜物的含量。當(dāng)模具的工作溫度較高進(jìn)，會(huì)使硬度和強(qiáng)度下降，導(dǎo)致模具早期磨損或產(chǎn)生塑性變形而失效。因此，精密五金模具材料應(yīng)具有較高的抗回火穩(wěn)定性，以保證模具在工作溫度下，具有較高的硬度和強(qiáng)度。更高的出產(chǎn)功率。正是由于有了更長的運(yùn)用壽命，更快的加工速度，運(yùn)用揉捏絲錐能下降更換絲錐和待機(jī)的時(shí)刻，然后進(jìn)步出產(chǎn)功率。 </p> <p> <br /> </p> <p> <br /> 正在塑膠模具中，將賣得貨從模具上別離下來，也是常用的；寶安沖壓精密五金模具廠家</p><p style="text-indent:25px">有高速鋼沖頭和鎢鋼沖頭等,而高速鋼是常用的材量。南山區(qū)金屬精密五金模具哪里買</p><p> ① 模具間隙 </p> <p> <br /> </p> <p> 導(dǎo)線架沖壓模具間隙為板厚之3～5％（銅系合金取3％，42合金取4～5％），至于壓料板與沖頭間隙將更小，宜小于模具間隙之50％。 </p> <p> <br /> </p> <p> ② 壓料板 </p> <p> <br /> </p> <p> 壓料板之壓料力要求高以***沖壓加工所產(chǎn)生的扭曲變形及改善導(dǎo)腳沖切面品質(zhì)，壓料位置宜集中于沖切荷重區(qū)域之附近（即punchguide部位），壓料板之壓料處采突出設(shè)計(jì)以提高局部的壓力使材料受到壓縮應(yīng)力而防止扭曲或反曲現(xiàn)象之發(fā)生。 </p> <p> <br /> </p> <p> ③ 沖切加工順序 </p> <p> <br /> </p> <p> 適正的沖切加工順序設(shè)計(jì)是改善導(dǎo)腳之沖切變形或扭曲的***方法，欲藉由后續(xù)的退火作業(yè)以矯正導(dǎo)腳之沖切變形或扭曲是難以達(dá)成的。下列是沖切順序考量之基本原則： </p> <p> <br /> </p> <p> A. 先沖切內(nèi)導(dǎo)腳，后沖切外導(dǎo)腳。 </p> <p> <br /> </p> <p> B. 先沖切短導(dǎo)腳，后沖切長導(dǎo)腳或先沖切長導(dǎo)腳后沖切短導(dǎo)腳之方式皆可，切記不可采用短導(dǎo)腳與長導(dǎo)腳相互交叉式?jīng)_切之配置形式。 </p> <p> <br /> 南山區(qū)金屬精密五金模具哪里買</p><p style="text-indent:25px">深圳市銘豐慶五金制品有限公司創(chuàng)立于2004-12-09，是一家生產(chǎn)型公司。銘豐慶五金制品致力于為客戶提供質(zhì)量的[ "五金沖壓", "精密彈簧", "精密五金模具", "眼鏡配件" ]，一切以用戶需求為中心,深受廣大客戶的歡迎。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造五金、工具質(zhì)量品牌。公司憑借深厚技術(shù)支持，年?duì)I業(yè)額度達(dá)到3000-5000萬元，并與多家行業(yè)**公司建立了緊密的合作關(guān)系。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/928184.html</p></div></div></div></div></div><div id="rb2mzwj" class="page-right twoColRt"><div id="llxfa3q" 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