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id="7qwev8r" class="twoCol"><div id="swdprpb" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/second-_dzyqj/">電子元器件</a>?<a href="http://www.cdcfah.com/cp/third-dzyqj_kcdzyqjcl/">庫(kù)存電子元器件、材料</a>?沈陽(yáng)smt貼片代加工多少錢歡迎來(lái)電中山市浩明電子科技供應(yīng)</p><div id="tsuwstu" class="leftbox clearfix"><h1>沈陽(yáng)smt貼片代加工多少錢歡迎來(lái)電中山市浩明電子科技供應(yīng)</h1><div id="nm7xmse" class="proBig"><div id="pdpwxzk" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258649472657/2463037.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="hgxzqmo" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258649472657/2463037.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jy3p97x" 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>沈陽(yáng)smt貼片代加工多少錢,SMT貼片</p><p><span>***更新：</span>2020-12-20 03:10:48</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="thzgi8w" 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: </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] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="hvs2x2e" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="lprtars" class="box"><p><p style="text-indent:25px">SMT貼片表面安裝元器件在功能上和插裝元器件沒(méi)有差別，其不同之處在于元器件的封裝。表面安裝的封裝在焊接時(shí)要經(jīng)受耐高溫度的元器件和基板必須具有匹配的熱膨脹系數(shù)。表面安裝的焊點(diǎn)既是機(jī)械連接點(diǎn)又是電氣連接點(diǎn)，合理的選擇對(duì)提高PCB設(shè)計(jì)密度、可生產(chǎn)性，沈陽(yáng)smt貼片代加工多少錢、可測(cè)試性和可靠性都產(chǎn)生決定性的影響，沈陽(yáng)smt貼片代加工多少錢。這些因素在產(chǎn)品設(shè)計(jì)中必須全盤考慮，沈陽(yáng)smt貼片代加工多少錢。選擇合適的封裝，其優(yōu)點(diǎn)主要是：1有效節(jié)省PCB面積；2提供更好的電學(xué)性能；3對(duì)元器件的內(nèi)部起保護(hù)作用，免受潮濕等環(huán)境影響；4提供良好的通信聯(lián)系；幫助散熱并為傳送和測(cè)試提供方便。SMT貼片加工技術(shù)目前已普遍應(yīng)在電子行業(yè)中。沈陽(yáng)smt貼片代加工多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="沈陽(yáng)smt貼片代加工多少錢,SMT貼片" src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258649472657/2463037.png"></div><p style="text-indent:25px">SMT有何特點(diǎn)？電子電路表面組裝技術(shù)（Surface Mount Technology，SMT），稱為表面貼裝或表面安裝技術(shù)。它是一種將無(wú)引腳或短引線表面組裝元器件（簡(jiǎn)稱SMC/SMD，中文稱片狀元器件）安裝在印制電路板（Printed Circuit Board，PCB）的表面或其它基板的表面上，通過(guò)回流焊或浸焊等方法加以焊接組裝的電路裝連技術(shù)。組裝密度高、電子產(chǎn)品體積小、重量輕，貼片元件的體積和重量只有傳統(tǒng)插裝元件的1/10左右，一般采用SMT之后，電子產(chǎn)品體積縮小40%~60%，重量減輕60%~80%?？煽啃愿?、抗震能力強(qiáng)。焊點(diǎn)缺陷率低。上海正規(guī)smt貼片由于SMT貼片無(wú)鉛焊接溫度比有鉛焊接高，尤其大尺寸、多層板，有熱容量大的元器件時(shí)，峰值溫度要達(dá)到260℃。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="沈陽(yáng)smt貼片代加工多少錢,SMT貼片" src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258778203125/6865220.png"></div><p style="text-indent:25px">SMT貼片加工價(jià)錢計(jì)算目前幾乎處于通明階段，幾錢一個(gè)點(diǎn)的算法很復(fù)雜。不過(guò)首先，需求明白“點(diǎn)”的概念，不同的公司采用的算法不同，但針對(duì)一塊PCB板來(lái)講，開(kāi)始的SMT貼片加工費(fèi)用總價(jià)是一樣的。SMT貼片加工的次要目的是將貼片元器件貼裝到PCB的焊盤上，有的公司將一個(gè)焊盤計(jì)算為一個(gè)點(diǎn)，但也有將兩個(gè)焊點(diǎn)（例如一個(gè)0201的貼片電阻）計(jì)作一個(gè)點(diǎn)的情況。以焊盤計(jì)算為一個(gè)點(diǎn)為例。只需求計(jì)算PCB板上一切的焊盤數(shù)即可，但是遇到一些特殊的元器件，比如電感、大的電容、IC等。</p><p style="text-indent:25px">SMT貼片檢測(cè)：其作用是對(duì)組裝好的PCB板進(jìn)行焊接質(zhì)量和裝配質(zhì)量的檢測(cè)。所用設(shè)備有放大鏡、顯微鏡、在線測(cè)試儀（ICT）、測(cè)試儀、自動(dòng)光學(xué)檢測(cè)（AOI）、X-RAY檢測(cè)系統(tǒng)、功能測(cè)試儀等。位置根據(jù)檢測(cè)的需要，可以配置在生產(chǎn)線合適的地方。返修：其作用是對(duì)檢測(cè)出現(xiàn)故障的PCB板進(jìn)行返工。所用工具為烙鐵、返修工作站等。配置在生產(chǎn)線中任意位置。貼片工藝：?jiǎn)蚊娼M裝：來(lái)料檢測(cè) => 絲印焊膏（點(diǎn)貼片膠）=> 貼片 => 烘干（固化）=> 回流焊接 =>清洗 => 檢測(cè) => 返修。SMT貼片指的是在PCB基礎(chǔ)上進(jìn)行加工的系列工藝流程的簡(jiǎn)稱，PCB為印刷電路板。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="沈陽(yáng)smt貼片代加工多少錢,SMT貼片" src="https://tyunfile.71360.com/UploadFile/haomingdianzi/637330258666201172/1858767.png"></div><p style="text-indent:25px">SMT是電子元器件的基礎(chǔ)元件之一，稱為表面組裝技術(shù)（或是表面貼裝技術(shù)），分為無(wú)引腳或短引線，是通過(guò)回流焊或浸焊加以焊接組裝的電路裝連技術(shù)，也是目前電子組裝行業(yè)里非常流行的一種技術(shù)和工藝。特點(diǎn)：我們的基板，可用于電源供應(yīng)，訊號(hào)傳輸、散熱、提供結(jié)構(gòu)的作用。特性：能夠承受固化和焊接的溫度和時(shí)間。平整度符合制造工藝的要求。適合返修工作。適合基板的制造工藝。低介質(zhì)數(shù)和高電阻。有利于提高產(chǎn)品的可靠性。此外，SMT工序簡(jiǎn)單，焊接缺陷較少，適合于自動(dòng)化生產(chǎn)，生產(chǎn)效率也高，勞動(dòng)強(qiáng)度低，生產(chǎn)成本降低等優(yōu)點(diǎn)。因此，近年來(lái)，SMT得了快速發(fā)展，已成為世界電子整機(jī)組裝技術(shù)的主流。SMT貼片焊點(diǎn)缺陷率低、高頻特性好。江蘇SMT代工</p><p style="text-indent:25px">SMT貼片機(jī)主要應(yīng)用于LED燈、電子產(chǎn)品、顯示屏領(lǐng)域,具有智能化的貼片操作,更精細(xì)的識(shí)別定位等特點(diǎn)。沈陽(yáng)smt貼片代加工多少錢</p><p style="text-indent:25px">電子產(chǎn)品采用SMT技術(shù)有什么優(yōu)點(diǎn)和好處？1. 電子產(chǎn)品可以設(shè)計(jì)的更輕薄短小，零件變得更小，電路板的體積也會(huì)變得更小；2. 設(shè)計(jì)出更先進(jìn)的產(chǎn)品，可以讓電子產(chǎn)品應(yīng)用到更多領(lǐng)域，比如CPU和智能手機(jī)；3. 適合大量生產(chǎn)，因?yàn)镾MT技術(shù)代替了人工插件作業(yè)，以自動(dòng)化貼片機(jī)來(lái)放置電子零件，所以更適合大量生產(chǎn)出***的產(chǎn)品，并且更穩(wěn)定。4. 降低生產(chǎn)成本，SMT整線設(shè)備基本實(shí)現(xiàn)了全自動(dòng)化，從印刷機(jī)到貼片機(jī)再到回流焊，不僅提高了產(chǎn)能，同時(shí)降低了人力成本。沈陽(yáng)smt貼片代加工多少錢</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2478048.html</p></div></div></div></div></div><div id="guro7kh" class="page-right twoColRt"><div id="zykb2rd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="war8lr2" 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="jxz3dhl" 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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