北京smt貼片加工電子服務(wù)為先中山市浩明電子科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="SMT貼片紅膠是一種聚稀化合物，主要成份為基料（即主體高份子材料）、填料、固化劑、其它助劑等。SMT貼片紅膠具有粘度流動(dòng)性，溫度特性，潤(rùn)濕特性等。根據(jù)紅膠的這個(gè)特性，故在生產(chǎn)中，利用紅膠的目的就是使零件牢固地粘貼于PCB表面，北京smt貼片"><meta name="keywords" content="北京smt貼片加工電子,SMT貼片"><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" 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clearfix"><h1>北京smt貼片加工電子服務(wù)為先中山市浩明電子科技供應(yīng)</h1><div id="mzwdf3v" class="proBig"><div id="rwy3e3n" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258869951172/8176008.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="8pbikwy" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258869951172/8176008.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="qkhegnu" 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>北京smt貼片加工電子,SMT貼片</p><p><span>***更新：</span>2020-11-11 08:25:58</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="lac2osj" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">中山市浩明電子科技有限公司</a></p><p><span>聯(lián)系人：</span>劉江波</p><p><span>郵箱: </span>smtdong@126.com</p><p><span>電話(huà): </span>13590701587</p><p><span>傳真: </span>0760_23880308</p><p><span>網(wǎng)址: </span>http://www.haomiandianzi.shop.88360.com</p><p><span>手機(jī): </span>0760-23880308</p><p><span>地址: </span>東區(qū)白沙灣第二工業(yè)區(qū)C2幢4樓</p><p>[當(dāng)前離線(xiàn)] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="3fw8hov" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="hv3mj2t" class="box"><p><p style="text-indent:25px">SMT貼片紅膠是一種聚稀化合物，主要成份為基料（即主體高份子材料）、填料、固化劑、其它助劑等。SMT貼片紅膠具有粘度流動(dòng)性，溫度特性，潤(rùn)濕特性等。根據(jù)紅膠的這個(gè)特性，故在生產(chǎn)中，利用紅膠的目的就是使零件牢固地粘貼于PCB表面，北京smt貼片加工電子，防止其掉落，北京smt貼片加工電子，北京smt貼片加工電子。因此貼片膠是屬于純消耗非必需的工藝過(guò)程產(chǎn)物，現(xiàn)在隨著PCA設(shè)計(jì)與工藝的不斷改進(jìn)，通孔回流焊、雙面回流焊都已實(shí)現(xiàn)，用到貼片膠的PCA貼裝工藝呈越來(lái)越少的趨勢(shì)。SMT貼片膠的儲(chǔ)存：在室溫下可儲(chǔ)存7天，在小于5℃時(shí)儲(chǔ)存大于個(gè)6月，在5～25℃可儲(chǔ)存大于30天。得益于電子行業(yè)的蓬勃發(fā)展，SMT貼片加工成就了一個(gè)行業(yè)的繁榮。北京smt貼片加工電子</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京smt貼片加工電子,SMT貼片" src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258869951172/8176008.png"></div><p style="text-indent:25px">SMT貼片工藝中，首先對(duì)物料進(jìn)行檢驗(yàn)，檢查物料的用量、規(guī)格、型號(hào)、品質(zhì)、性能是否符合要求；接著刷錫膏，錫膏需要解凍、拌勻，鋼網(wǎng)調(diào)校、錫膏印刷、檢查膏面均勻?qū)φ唤又褂觅N片機(jī)進(jìn)行貼片工藝，需要注意位置、型號(hào)、方向、極性、整齊度；為了保證PCB板的品質(zhì)，新品檢員必須以無(wú)錯(cuò)件、錯(cuò)極、漏件、錯(cuò)位的高標(biāo)準(zhǔn)要求檢查PCB板的貼面，錫膏必須均勻著附好，元件必須高低平整對(duì)齊；其次將經(jīng)檢驗(yàn)合格的PCB板過(guò)回流焊，進(jìn)行250°高溫凝固也就是俗稱(chēng)回流焊，貼片完成后還要進(jìn)行AOI的影像檢測(cè)，避免在SMT貼片中造成的錯(cuò)料混料假焊。北京smt貼片加工電子貼片元件的體積和重量只有傳統(tǒng)插裝元件的1/10左右。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京smt貼片加工電子,SMT貼片" src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258778203125/6865220.png"></div><p style="text-indent:25px">SMT貼片加工焊接后的清洗對(duì)于高要求的精密儀表等特殊要求的產(chǎn)品需要做三防處理，三防處理前要求有很高的清潔度，否則在潮熱或高溫等惡劣環(huán)境條件下會(huì)造成電性能下降或失效等嚴(yán)重后果。由于焊后殘留物的速擋，造成在線(xiàn)測(cè)或功能測(cè)時(shí)測(cè)試探針接觸不良，容易出現(xiàn)誤測(cè)對(duì)于高要求的產(chǎn)品，由于焊后殘留物的遮擋，使一些熱損傷、層裂等缺陷不能暴露出來(lái)，造成漏檢而影響可靠性。同時(shí)，殘?jiān)嘁灿绊懟宓耐庥^(guān)和板卡的商品性。焊后殘留物會(huì)影響高密度、多I/O連接點(diǎn)陣列芯片、倒裝芯片的連接可靠性。</p><p style="text-indent:25px">SMT生產(chǎn)工藝有兩條基本的工藝流程，即焊膏一回流焊工藝和貼片膠一波峰焊工藝。焊膏一回流焊工藝就是先在印制電路板焊盤(pán)上印刷適量的焊膏，再將片式元器件貼放到印制電路板規(guī)定的位置上，之后將貼裝好元器件的印制電路板通過(guò)回流爐完成焊接過(guò)程。這種SMT貼片加工工藝流程主要適用于只有表面組裝元件的組裝。貼片膠一波峰焊工藝就是先在印制電路板焊盤(pán)間點(diǎn)涂適量的貼片膠，再將片式元器件貼放到印制電路板規(guī)定位置上，然后將經(jīng)過(guò)貼片加工好元器件的印制電路板通過(guò)回流爐完成膠水的固化，之后插裝元器件，之后將插裝元器件與表面組裝元器件同時(shí)進(jìn)行波峰焊接。這種工藝流程適用于表面組裝元器件和插裝元器件的混合組裝。貼裝所用設(shè)備為貼片機(jī)，位于SMT生產(chǎn)線(xiàn)中絲印機(jī)的后面。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京smt貼片加工電子,SMT貼片" src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258666201172/1858767.png"></div><p style="text-indent:25px">隨著SMT貼片加工的飛速發(fā)展,不但元器件的尺寸越來(lái)越小、SMT貼片元件密度越來(lái)越高,而且還不斷推出新型封裝形式,為了適應(yīng)高密度、高難度的電路板組裝技術(shù)的需要,貼裝機(jī)正在向高速度、高精度、多功能和模塊化、智能化方向發(fā)展。貼片加工設(shè)備的高速度：1.“飛行對(duì)中”技術(shù)。飛行對(duì)中技術(shù)把CCD圖像傳感器直接安裝在貼裝頭上,一起運(yùn)動(dòng),實(shí)現(xiàn)了在拾起器件后,在運(yùn)動(dòng)到印制電路板貼裝位置的過(guò)程中對(duì)元件進(jìn)行光學(xué)對(duì)中。2.高速SMT貼片機(jī)模塊化。3.雙路輸送結(jié)構(gòu)。在保留傳統(tǒng)單路貼裝機(jī)的性能下,將PCB的輸送、定位、檢測(cè)等設(shè)計(jì)成雙路結(jié)構(gòu),這種雙路結(jié)構(gòu)的貼裝機(jī),其工作方式可分為同步方式和異步方式。同步方式運(yùn)轉(zhuǎn)時(shí),完成兩塊大小相同的印制板的器件貼裝;異步方式運(yùn)轉(zhuǎn)時(shí),當(dāng)一塊印制板在進(jìn)行器件貼裝時(shí),另一塊印制板完成傳送、基準(zhǔn)對(duì)準(zhǔn)、壞板檢查等步驟,從而提高SMT加工廠(chǎng)的生產(chǎn)效率。SMT貼片加工技術(shù)的優(yōu)點(diǎn)。杭州smt電子貼片加工生產(chǎn)</p><p style="text-indent:25px">SMT貼片的檢測(cè)內(nèi)容主要分為來(lái)料檢測(cè)、工序檢測(cè)及表面組裝板檢測(cè)等。北京smt貼片加工電子</p><p style="text-indent:25px">點(diǎn)膠：它是將膠水滴到PCB板的固定位置上，其主要作用是將元器件固定到PCB板上。所用設(shè)備為點(diǎn)膠機(jī)，位于SMT生產(chǎn)線(xiàn)的較前端或檢測(cè)設(shè)備的后面。貼裝：其作用是將表面組裝元器件準(zhǔn)確安裝到PCB的固定位置上。所用設(shè)備為貼片機(jī)，位于SMT生產(chǎn)線(xiàn)中絲印機(jī)的后面。固化：其作用是將貼片膠融化，從而使表面組裝元器件與PCB板牢固粘接在一起。所用設(shè)備為固化爐，位于SMT生產(chǎn)線(xiàn)中貼片機(jī)的后面?；亓骱附樱浩渥饔檬菍⒑父嗳诨?，使表面組裝元器件與PCB板牢固粘接在一起。所用設(shè)備為回流焊爐，位于SMT生產(chǎn)線(xiàn)中貼片機(jī)的后面。清洗：其作用是將組裝好的PCB板上面的對(duì)人體有害的焊接殘留物如助焊劑等除去。所用設(shè)備為清洗機(jī)，位置可以不固定，可以在線(xiàn)，也可不在線(xiàn)。北京smt貼片加工電子</p><p style="text-indent:25px">中山市浩明電子科技有限公司發(fā)展規(guī)模團(tuán)隊(duì)不斷壯大，現(xiàn)有一支專(zhuān)業(yè)技術(shù)團(tuán)隊(duì)，各種專(zhuān)業(yè)設(shè)備齊全。在浩明電子近多年發(fā)展歷史，公司旗下現(xiàn)有品牌浩明等。我公司擁有強(qiáng)大的技術(shù)實(shí)力，多年來(lái)一直專(zhuān)注于SMT (貼片)+COB(邦定) 來(lái)料代加工，擁有8條高精密全自動(dòng)生產(chǎn)線(xiàn)，可貼裝 0402 、 0201 、SOT 、SOP 、BGA 、FPC插座、USB接口、QFP 、QFN 、PLCC 等各類(lèi)高精密異形元件，有3臺(tái)COB邦機(jī)，全自動(dòng)固晶機(jī)、封膠機(jī)，能高效率 ***完成邦定需求。的發(fā)展和創(chuàng)新，打造高指標(biāo)產(chǎn)品和服務(wù)。誠(chéng)實(shí)、守信是對(duì)企業(yè)的經(jīng)營(yíng)要求，也是我們做人的基本準(zhǔn)則。公司致力于打造***的smt貼片，智能電子鎖，藍(lán)牙系列，網(wǎng)絡(luò)直播聲卡。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1944603.html</p></div></div></div></div></div><div id="yn33ceb" class="page-right twoColRt"><div id="fj3ubd2" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2j33zgi" 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="3srifmo" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" 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