SMT上(shang)板(ban)(ban)(ban)(ban)机(ji)(ji)(ji)简介：上(shang)板(ban)(ban)(ban)(ban)机(ji)(ji)(ji)全(quan)(quan)称：全(quan)(quan)自动(dong)吸(xi)送(song)一体上(shang)板(ban)(ban)(ban)(ban)机(ji)(ji)(ji)，从字面上(shang)即可理解，它(ta)可以满足pcb光板(ban)(ban)(ban)(ban)与(yu)半(ban)成品的(de)(de)(de)(de)全(quan)(quan)自动(dong)送(song)板(ban)(ban)(ban)(ban)需求，并且能(neng)根据pcb板(ban)(ban)(ban)(ban)的(de)(de)(de)(de)宽度(du)去(qu)调整设(she)(she)备轨道的(de)(de)(de)(de)宽度(du)。是SMT工(gong)(gong)艺流程的(de)(de)(de)(de)第(di)一步(bu)，分(fen)布(bu)在(zai)SMT段的(de)(de)(de)(de)首先位(wei)置(zhi)，给锡膏印刷机(ji)(ji)(ji)供板(ban)(ban)(ban)(ban)印刷。SMT上(shang)板(ban)(ban)(ban)(ban)机(ji)(ji)(ji)工(gong)(gong)作原(yuan)理：将存(cun)储在(zai)周(zhou)转箱(xiang)(xiang)内的(de)(de)(de)(de)pcb板(ban)(ban)(ban)(ban)逐(zhu)一传(chuan)(chuan)送(song)到生(sheng)产(chan)线上(shang)，当(dang)全(quan)(quan)部传(chuan)(chuan)送(song)完(wan)毕后，空周(zhou)转箱(xiang)(xiang)自动(dong)下沉(chen)，取而代之的(de)(de)(de)(de)是下一个(ge)周(zhou)转箱(xiang)(xiang)，从而实现全(quan)(quan)自动(dong)上(shang)板(ban)(ban)(ban)(ban)。有效(xiao)的(de)(de)(de)(de)节(jie)省人力，管理PCB板(ban)(ban)(ban)(ban)等等。SMT上(shang)板(ban)(ban)(ban)(ban)机(ji)(ji)(ji)操作流程：在(zai)pcb板(ban)(ban)(ban)(ban)拆包后，根据印刷机(ji)(ji)(ji)的(de)(de)(de)(de)进板(ban)(ban)(ban)(ban)方向，统一放置(zhi)在(zai)设(she)(she)备吸(xi)料区，设(she)(she)置(zhi)成自动(dong)吸(xi)板(ban)(ban)(ban)(ban)，这个(ge)时候设(she)(she)备就(jiu)能(neng)自动(dong)运行了。SMT工(gong)(gong)艺特点及详细(xi)生(sheng)产(chan)工(gong)(gong)艺流程。湖北电(dian)子(zi)SMT贴(tie)片加工(gong)(gong)

SMT贴(tie)(tie)片(pian)加(jia)(jia)(jia)工常见(jian)品(pin)质问题包括(kuo)漏件(jian)、侧(ce)件(jian)、翻(fan)件(jian)、元(yuan)件(jian)偏位、元(yuan)件(jian)损耗(hao)等。接下(xia)来为(wei)(wei)大家(jia)介绍SMT贴(tie)(tie)片(pian)加(jia)(jia)(jia)工常见(jian)品(pin)质问题及解决方法。SMT贴(tie)(tie)片(pian)加(jia)(jia)(jia)工漏件(jian)常见(jian)原因：1.部件(jian)吸(xi)嘴(zui)气道堵(du)塞，吸(xi)嘴(zui)损坏，吸(xi)嘴(zui)高度不正确；2.SMT设备(bei)的(de)真空气路被打破并(bing)堵(du)塞；3.电路板(ban)库存(cun)(cun)不足，变形严重；4.线路板(ban)的(de)焊(han)盘上(shang)没有焊(han)膏或焊(han)膏过少(shao)；5.零件(jian)质量问题，同一(yi)品(pin)种厚度不一(yi)致；6.在(zai)SMT加(jia)(jia)(jia)工中使用的(de)SMT调用程(cheng)序存(cun)(cun)在(zai)误(wu)差和遗漏，或者(zhe)在(zai)编程(cheng)中组(zu)件(jian)厚度参数的(de)选(xuan)择存(cun)(cun)在(zai)误(wu)差；7.人为(wei)(wei)因素在(zai)不经(jing)意间被触(chu)动。安徽PCBASMT贴(tie)(tie)片(pian)厂SMT基础知(zhi)识(shi),非常实用的(de)电子元(yuan)件(jian)表面贴(tie)(tie)装技术。

SMT贴(tie)片(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)(de)工艺流程构成要素：丝印(yin)，检(jian)(jian)(jian)(jian)验(yan)(yan)，贴(tie)片(pian)(pian)(pian)，回(hui)流焊(han)(han)(han)(han)接(jie)(jie)，清洗，检(jian)(jian)(jian)(jian)验(yan)(yan)，维(wei)修。1、丝印(yin)：将助(zhu)(zhu)焊(han)(han)(han)(han)膏(gao)或贴(tie)片(pian)(pian)(pian)胶印(yin)到线(xian)路(lu)板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)焊(han)(han)(han)(han)盘上(shang)(shang)(shang)，为器件的(de)(de)(de)(de)(de)(de)(de)(de)电(dian)焊(han)(han)(han)(han)焊(han)(han)(han)(han)接(jie)(jie)作好准备(bei)。应用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)机(ji)械设(she)(she)(she)备(bei)位于SMT生产流水(shui)线(xian)前端的(de)(de)(de)(de)(de)(de)(de)(de)(钢网印(yin)刷(shua)设(she)(she)(she)备(bei))。2、检(jian)(jian)(jian)(jian)验(yan)(yan)：检(jian)(jian)(jian)(jian)验(yan)(yan)印(yin)刷(shua)设(she)(she)(she)备(bei)上(shang)(shang)(shang)锡(xi)膏(gao)印(yin)刷(shua)的(de)(de)(de)(de)(de)(de)(de)(de)品质，检(jian)(jian)(jian)(jian)查(cha)PCB板(ban)(ban)上(shang)(shang)(shang)印(yin)刷(shua)的(de)(de)(de)(de)(de)(de)(de)(de)锡(xi)量(liang)及(ji)助(zhu)(zhu)焊(han)(han)(han)(han)膏(gao)所在(zai)(zai)的(de)(de)(de)(de)(de)(de)(de)(de)位置，检(jian)(jian)(jian)(jian)查(cha)锡(xi)膏(gao)印(yin)刷(shua)的(de)(de)(de)(de)(de)(de)(de)(de)平面度(du)及(ji)厚度(du)，检(jian)(jian)(jian)(jian)查(cha)锡(xi)膏(gao)印(yin)刷(shua)是(shi)(shi)(shi)否(fou)存在(zai)(zai)偏移(yi)，印(yin)刷(shua)设(she)(she)(she)备(bei)上(shang)(shang)(shang)助(zhu)(zhu)焊(han)(han)(han)(han)膏(gao)钢网脱模是(shi)(shi)(shi)否(fou)存在(zai)(zai)拉尖状况等(deng)，所使(shi)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)设(she)(she)(she)备(bei)是(shi)(shi)(shi)(SPI)锡(xi)膏(gao)测(ce)(ce)厚仪。3、贴(tie)片(pian)(pian)(pian)：其(qi)(qi)作用(yong)(yong)是(shi)(shi)(shi)把(ba)表层安(an)装部件装配到PCB的(de)(de)(de)(de)(de)(de)(de)(de)固定(ding)点。所使(shi)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)设(she)(she)(she)备(bei)是(shi)(shi)(shi)SMT生产流水(shui)线(xian)丝网印(yin)刷(shua)机(ji)后(hou)边(bian)的(de)(de)(de)(de)(de)(de)(de)(de)一台smt贴(tie)片(pian)(pian)(pian)机(ji)。4、回(hui)流焊(han)(han)(han)(han)接(jie)(jie)：其(qi)(qi)作用(yong)(yong)就(jiu)是(shi)(shi)(shi)熔(rong)化焊(han)(han)(han)(han)锡(xi)膏(gao)，使(shi)表层安(an)装部件与PCB板(ban)(ban)紧密的(de)(de)(de)(de)(de)(de)(de)(de)黏合在(zai)(zai)一块。应用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)机(ji)械设(she)(she)(she)备(bei)为SMT生产流水(shui)线(xian)，smt贴(tie)片(pian)(pian)(pian)机(ji)后(hou)边(bian)的(de)(de)(de)(de)(de)(de)(de)(de)回(hui)流焊(han)(han)(han)(han)炉。5、清洗：其(qi)(qi)作用(yong)(yong)就(jiu)是(shi)(shi)(shi)清洗组(zu)装好的(de)(de)(de)(de)(de)(de)(de)(de)PCB板(ban)(ban)上(shang)(shang)(shang)有害(hai)物质电(dian)焊(han)(han)(han)(han)焊(han)(han)(han)(han)接(jie)(jie)残(can)余，松香助(zhu)(zhu)焊(han)(han)(han)(han)剂等(deng)。应用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)机(ji)械设(she)(she)(she)备(bei)为清洗设(she)(she)(she)备(bei)，具(ju)置可(ke)不固定(ding)，可(ke)在(zai)(zai)线(xian)或不在(zai)(zai)线(xian)。6、检(jian)(jian)(jian)(jian)验(yan)(yan)：其(qi)(qi)作用(yong)(yong)是(shi)(shi)(shi)检(jian)(jian)(jian)(jian)验(yan)(yan)组(zu)装PCB板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)焊(han)(han)(han)(han)接(jie)(jie)质量(liang)和安(an)装品质。应用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)机(ji)械设(she)(she)(she)备(bei)包含(han)高倍放大(da)镜、光学显微(wei)镜、在(zai)(zai)线(xian)测(ce)(ce)试(ICT)、自动光学检(jian)(jian)(jian)(jian)测(ce)(ce)(AOI)。可(ke)以根据检(jian)(jian)(jian)(jian)测(ce)(ce)的(de)(de)(de)(de)(de)(de)(de)(de)需要，配置生产流水(shui)线(xian)适当(dang)所在(zai)(zai)的(de)(de)(de)(de)(de)(de)(de)(de)位置。7、维(wei)修：其(qi)(qi)作用(yong)(yong)就(jiu)是(shi)(shi)(shi)修补检(jian)(jian)(jian)(jian)验(yan)(yan)出(chu)现(xian)故障的(de)(de)(de)(de)(de)(de)(de)(de)PCB板(ban)(ban)。

SMT贴(tie)(tie)(tie)(tie)片(pian)胶(jiao)(jiao)(jiao)(jiao)经常(chang)会(hui)出现(xian)哪些缺陷问题？SMT贴(tie)(tie)(tie)(tie)片(pian)元(yuan)器(qi)件(jian)(jian)(jian)偏(pian)移是(shi)(shi)(shi)高速(su)贴(tie)(tie)(tie)(tie)片(pian)机容(rong)(rong)易发生(sheng)(sheng)(sheng)的(de)(de)(de)不(bu)(bu)(bu)良现(xian)象,造(zao)成的(de)(de)(de)原(yuan)因主要是(shi)(shi)(shi):是(shi)(shi)(shi)印(yin)制板高速(su)移动(dong)时X-Y方向产(chan)生(sheng)(sheng)(sheng)的(de)(de)(de)偏(pian)移,贴(tie)(tie)(tie)(tie)片(pian)胶(jiao)(jiao)(jiao)(jiao)涂(tu)布(bu)面积小(xiao)的(de)(de)(de)元(yuan)器(qi)件(jian)(jian)(jian)上容(rong)(rong)易发生(sheng)(sheng)(sheng)这种现(xian)象,究(jiu)其原(yuan)因,是(shi)(shi)(shi)粘(zhan)接力(li)(li)不(bu)(bu)(bu)中造(zao)成的(de)(de)(de)。是(shi)(shi)(shi)元(yuan)器(qi)件(jian)(jian)(jian)下胶(jiao)(jiao)(jiao)(jiao)量不(bu)(bu)(bu)一(yi)致(zhi)(比如:IC下面的(de)(de)(de)2个胶(jiao)(jiao)(jiao)(jiao)点(dian),一(yi)个胶(jiao)(jiao)(jiao)(jiao)点(dian)大(da)一(yi)个胶(jiao)(jiao)(jiao)(jiao)点(dian)小(xiao)),胶(jiao)(jiao)(jiao)(jiao)在受热固(gu)(gu)化(hua)(hua)时力(li)(li)度不(bu)(bu)(bu)均衡,胶(jiao)(jiao)(jiao)(jiao)量少的(de)(de)(de)一(yi)端(duan)容(rong)(rong)易偏(pian)移。过波峰(feng)(feng)焊掉件(jian)(jian)(jian)造(zao)成的(de)(de)(de)原(yuan)因很(hen)复(fu)杂:贴(tie)(tie)(tie)(tie)片(pian)胶(jiao)(jiao)(jiao)(jiao)的(de)(de)(de)粘(zhan)接力(li)(li)不(bu)(bu)(bu)够(gou)(gou)(gou)。过波峰(feng)(feng)焊前受到过撞击。部分元(yuan)件(jian)(jian)(jian)上残留物较(jiao)多。胶(jiao)(jiao)(jiao)(jiao)体(ti)不(bu)(bu)(bu)耐(nai)高温冲击。贴(tie)(tie)(tie)(tie)片(pian)胶(jiao)(jiao)(jiao)(jiao)混用(yong),不(bu)(bu)(bu)同厂家(jia)的(de)(de)(de)贴(tie)(tie)(tie)(tie)片(pian)胶(jiao)(jiao)(jiao)(jiao)在化(hua)(hua)学成分上有(you)很(hen)大(da)的(de)(de)(de)不(bu)(bu)(bu)同,混合使(shi)用(yong)容(rong)(rong)易产(chan)生(sheng)(sheng)(sheng)很(hen)多不(bu)(bu)(bu)良:固(gu)(gu)化(hua)(hua)困(kun)难;粘(zhan)接力(li)(li)不(bu)(bu)(bu)够(gou)(gou)(gou);过波峰(feng)(feng)焊掉件(jian)(jian)(jian)严(yan)重(zhong)。解决方法是(shi)(shi)(shi):彻底清洗网板、刮刀、点(dian)胶(jiao)(jiao)(jiao)(jiao)头等容(rong)(rong)易引起(qi)混用(yong)的(de)(de)(de)部位,避免(mian)混合使(shi)用(yong)不(bu)(bu)(bu)同品牌贴(tie)(tie)(tie)(tie)片(pian)胶(jiao)(jiao)(jiao)(jiao)。0603电容(rong)(rong)的(de)(de)(de)推(tui)(tui)(tui)力(li)(li)强(qiang)度要求是(shi)(shi)(shi)1。0KG,电阻是(shi)(shi)(shi)1。5KG,0805电容(rong)(rong)的(de)(de)(de)推(tui)(tui)(tui)力(li)(li)强(qiang)度是(shi)(shi)(shi)1。5KG,电阻是(shi)(shi)(shi)2。0KG,达(da)不(bu)(bu)(bu)到上述推(tui)(tui)(tui)力(li)(li),说明强(qiang)度不(bu)(bu)(bu)够(gou)(gou)(gou)。推(tui)(tui)(tui)力(li)(li)不(bu)(bu)(bu)够(gou)(gou)(gou)原(yuan)因:胶(jiao)(jiao)(jiao)(jiao)量不(bu)(bu)(bu)够(gou)(gou)(gou),胶(jiao)(jiao)(jiao)(jiao)体(ti)没(mei)有(you)固(gu)(gu)化(hua)(hua),PCB板或者元(yuan)器(qi)件(jian)(jian)(jian)受到污染,胶(jiao)(jiao)(jiao)(jiao)体(ti)本身较(jiao)脆,无强(qiang)度。SMT工艺(yi)制程详细流程图。

SMT贴(tie)(tie)片(pian)机(ji)(ji)在线(xian)(xian)(xian)编(bian)(bian)(bian)(bian)程(cheng)，对(dui)于已经完成(cheng)(cheng)离(li)线(xian)(xian)(xian)编(bian)(bian)(bian)(bian)程(cheng)的(de)产(chan)(chan)(chan)品(pin)，可直接调出产(chan)(chan)(chan)品(pin)程(cheng)序(xu)，对(dui)于没有CAD坐标文件(jian)(jian)的(de)产(chan)(chan)(chan)品(pin)，可采用(yong)在线(xian)(xian)(xian)编(bian)(bian)(bian)(bian)程(cheng)。在线(xian)(xian)(xian)编(bian)(bian)(bian)(bian)程(cheng)是在贴(tie)(tie)片(pian)机(ji)(ji)上(shang)人(ren)工(gong)输入拾片(pian)和(he)贴(tie)(tie)片(pian)程(cheng)序(xu)的(de)过(guo)程(cheng)。拾片(pian)程(cheng)序(xu)完全由人(ren)工(gong)编(bian)(bian)(bian)(bian)制(zhi)并输入，贴(tie)(tie)片(pian)程(cheng)序(xu)是通过(guo)教学(xue)摄(she)像机(ji)(ji)对(dui)PCB上(shang)每个贴(tie)(tie)片(pian)元器(qi)件(jian)(jian)贴(tie)(tie)装(zhuang)位置的(de)精确(que)摄(she)像，自动计算元器(qi)件(jian)(jian)中心(xin)坐标（贴(tie)(tie)装(zhuang)位置），并记录(lu)到贴(tie)(tie)片(pian)程(cheng)序(xu)表中，然后(hou)通过(guo)人(ren)工(gong)优化而成(cheng)(cheng)。安(an)装(zhuang)SMT贴(tie)(tie)片(pian)机(ji)(ji)供料器(qi)，1、按(an)照离(li)线(xian)(xian)(xian)编(bian)(bian)(bian)(bian)程(cheng)或在线(xian)(xian)(xian)编(bian)(bian)(bian)(bian)程(cheng)编(bian)(bian)(bian)(bian)制(zhi)的(de)拾片(pian)程(cheng)序(xu)表，将各种(zhong)元器(qi)件(jian)(jian)安(an)装(zhuang)到贴(tie)(tie)片(pian)机(ji)(ji)的(de)料站(zhan)上(shang)。2、安(an)装(zhuang)供料器(qi)时必须(xu)按(an)照要求(qiu)安(an)装(zhuang)到位。3、安(an)装(zhuang)完毕，必须(xu)由检验(yan)人(ren)员检查，确(que)保(bao)正确(que)无误后(hou)才(cai)能进行试(shi)贴(tie)(tie)和(he)生产(chan)(chan)(chan)。SMT贴(tie)(tie)片(pian)加工(gong)常(chang)见品(pin)质问题及解决(jue)方法(fa)介绍(shao)。武汉电路板(ban)SMT贴(tie)(tie)片(pian)OEM

大神们,SMT车间(jian)的(de)电子(zi)料料带(dai)怎(zen)么(me)处(chu)理？湖(hu)北(bei)电子(zi)SMT贴片加工

SMT贴(tie)片指的(de)(de)是在PCB基础(chu)上(shang)进行加(jia)(jia)工(gong)的(de)(de)系列工(gong)艺流程(cheng)的(de)(de)简(jian)称(cheng)(cheng)(cheng)。PCB（PrintedCircuitBoard)为印刷电(dian)路(lu)(lu)板(ban)。SMT是表(biao)面(mian)(mian)组(zu)装(zhuang)(zhuang)(zhuang)技(ji)(ji)(ji)术(shu)(shu)（表(biao)面(mian)(mian)贴(tie)装(zhuang)(zhuang)(zhuang)技(ji)(ji)(ji)术(shu)(shu)）（SurfaceMountedTechnology的(de)(de)缩写(xie)），是电(dian)子组(zu)装(zhuang)(zhuang)(zhuang)行业里当下流行的(de)(de)一种技(ji)(ji)(ji)术(shu)(shu)和工(gong)艺。电(dian)子电(dian)路(lu)(lu)表(biao)面(mian)(mian)组(zu)装(zhuang)(zhuang)(zhuang)技(ji)(ji)(ji)术(shu)(shu)（SurfaceMountTechnology，SMT），称(cheng)(cheng)(cheng)为表(biao)面(mian)(mian)贴(tie)装(zhuang)(zhuang)(zhuang)或(huo)表(biao)面(mian)(mian)安装(zhuang)(zhuang)(zhuang)技(ji)(ji)(ji)术(shu)(shu)。它是一种将无引脚或(huo)短(duan)引线表(biao)面(mian)(mian)组(zu)装(zhuang)(zhuang)(zhuang)元(yuan)器件（简(jian)称(cheng)(cheng)(cheng)SMC/SMD，中文称(cheng)(cheng)(cheng)片状元(yuan)器件）安装(zhuang)(zhuang)(zhuang)在印制电(dian)路(lu)(lu)板(ban)（PrintedCircuitBoard，PCB)的(de)(de)表(biao)面(mian)(mian)或(huo)其它基板(ban)的(de)(de)表(biao)面(mian)(mian)上(shang)，通过再流焊或(huo)浸焊等方(fang)法加(jia)(jia)以焊接组(zu)装(zhuang)(zhuang)(zhuang)的(de)(de)电(dian)路(lu)(lu)装(zhuang)(zhuang)(zhuang)连技(ji)(ji)(ji)术(shu)(shu)。在通常(chang)情(qing)况下我们用的(de)(de)电(dian)子产品都是由pcb加(jia)(jia)上(shang)各种电(dian)容，电(dian)阻等电(dian)子元(yuan)器件按设(she)计(ji)的(de)(de)电(dian)路(lu)(lu)图设(she)计(ji)而成的(de)(de),所以形(xing)形(xing)色的(de)(de)电(dian)器需要各种不同的(de)(de)smt贴(tie)片加(jia)(jia)工(gong)工(gong)艺来加(jia)(jia)工(gong)。湖北电(dian)子SMT贴(tie)片加(jia)(jia)工(gong)

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