SMT上(shang)(shang)(shang)板(ban)(ban)(ban)(ban)机(ji)简(jian)介：上(shang)(shang)(shang)板(ban)(ban)(ban)(ban)机(ji)全(quan)(quan)(quan)称：全(quan)(quan)(quan)自(zi)动(dong)吸(xi)送(song)(song)一(yi)体上(shang)(shang)(shang)板(ban)(ban)(ban)(ban)机(ji)，从字(zi)面(mian)上(shang)(shang)(shang)即可理解(jie)，它可以满足pcb光板(ban)(ban)(ban)(ban)与半成品的(de)全(quan)(quan)(quan)自(zi)动(dong)送(song)(song)板(ban)(ban)(ban)(ban)需求，并且能根(gen)据(ju)pcb板(ban)(ban)(ban)(ban)的(de)宽度去(qu)调整设(she)(she)备(bei)轨道的(de)宽度。是(shi)SMT工(gong)艺(yi)流程(cheng)的(de)第一(yi)步，分布在SMT段(duan)的(de)首先位置(zhi)，给锡膏印刷(shua)机(ji)供板(ban)(ban)(ban)(ban)印刷(shua)。SMT上(shang)(shang)(shang)板(ban)(ban)(ban)(ban)机(ji)工(gong)作原理：将存储在周转(zhuan)箱内(nei)的(de)pcb板(ban)(ban)(ban)(ban)逐一(yi)传送(song)(song)到生(sheng)产(chan)线上(shang)(shang)(shang)，当(dang)全(quan)(quan)(quan)部(bu)传送(song)(song)完毕(bi)后，空周转(zhuan)箱自(zi)动(dong)下(xia)沉，取(qu)而(er)代之的(de)是(shi)下(xia)一(yi)个(ge)周转(zhuan)箱，从而(er)实现全(quan)(quan)(quan)自(zi)动(dong)上(shang)(shang)(shang)板(ban)(ban)(ban)(ban)。有效的(de)节(jie)省人力，管(guan)理PCB板(ban)(ban)(ban)(ban)等等。SMT上(shang)(shang)(shang)板(ban)(ban)(ban)(ban)机(ji)操作流程(cheng)：在pcb板(ban)(ban)(ban)(ban)拆包后，根(gen)据(ju)印刷(shua)机(ji)的(de)进板(ban)(ban)(ban)(ban)方向，统一(yi)放置(zhi)在设(she)(she)备(bei)吸(xi)料区，设(she)(she)置(zhi)成自(zi)动(dong)吸(xi)板(ban)(ban)(ban)(ban)，这个(ge)时(shi)候(hou)设(she)(she)备(bei)就能自(zi)动(dong)运行了。SMT工(gong)艺(yi)特点及详细生(sheng)产(chan)工(gong)艺(yi)流程(cheng)。湖北电子SMT贴片加工(gong)

SMT贴片加工(gong)常见品(pin)质(zhi)问题包括漏件、侧件、翻件、元(yuan)件偏位(wei)、元(yuan)件损(sun)耗等。接下来为(wei)大家介绍SMT贴片加工(gong)常见品(pin)质(zhi)问题及(ji)解决方法。SMT贴片加工(gong)漏件常见原因：1.部件吸嘴气(qi)道(dao)堵塞(sai)，吸嘴损(sun)坏，吸嘴高(gao)度(du)不正(zheng)确；2.SMT设(she)备的(de)真空气(qi)路(lu)被打破并(bing)堵塞(sai)；3.电(dian)路(lu)板库存(cun)不足，变形(xing)严重；4.线路(lu)板的(de)焊(han)盘上没有焊(han)膏(gao)或(huo)焊(han)膏(gao)过少(shao)；5.零件质(zhi)量问题，同一(yi)品(pin)种厚度(du)不一(yi)致；6.在(zai)(zai)(zai)SMT加工(gong)中使用的(de)SMT调用程序存(cun)在(zai)(zai)(zai)误(wu)差(cha)和遗漏，或(huo)者在(zai)(zai)(zai)编程中组件厚度(du)参数的(de)选择(ze)存(cun)在(zai)(zai)(zai)误(wu)差(cha)；7.人(ren)为(wei)因素(su)在(zai)(zai)(zai)不经(jing)意(yi)间被触动(dong)。安徽(hui)PCBASMT贴片厂SMT基础知(zhi)识,非(fei)常实用的(de)电(dian)子元(yuan)件表(biao)面(mian)贴装技术。

SMT贴(tie)片的(de)(de)(de)(de)(de)工艺流(liu)(liu)程构成要(yao)素：丝(si)印(yin)，检(jian)(jian)验(yan)，贴(tie)片，回(hui)(hui)流(liu)(liu)焊(han)(han)(han)(han)接(jie)(jie)，清洗，检(jian)(jian)验(yan)，维修(xiu)。1、丝(si)印(yin)：将助(zhu)(zhu)(zhu)焊(han)(han)(han)(han)膏(gao)或贴(tie)片胶印(yin)到线(xian)(xian)路板的(de)(de)(de)(de)(de)焊(han)(han)(han)(han)盘上(shang)，为器件的(de)(de)(de)(de)(de)电焊(han)(han)(han)(han)焊(han)(han)(han)(han)接(jie)(jie)作(zuo)好(hao)(hao)准备(bei)。应(ying)用的(de)(de)(de)(de)(de)机械设(she)(she)(she)备(bei)位于SMT生(sheng)产(chan)(chan)流(liu)(liu)水线(xian)(xian)前端的(de)(de)(de)(de)(de)(钢网(wang)印(yin)刷(shua)设(she)(she)(she)备(bei))。2、检(jian)(jian)验(yan)：检(jian)(jian)验(yan)印(yin)刷(shua)设(she)(she)(she)备(bei)上(shang)锡(xi)(xi)膏(gao)印(yin)刷(shua)的(de)(de)(de)(de)(de)品(pin)质(zhi)，检(jian)(jian)查(cha)(cha)PCB板上(shang)印(yin)刷(shua)的(de)(de)(de)(de)(de)锡(xi)(xi)量及助(zhu)(zhu)(zhu)焊(han)(han)(han)(han)膏(gao)所(suo)在的(de)(de)(de)(de)(de)位置，检(jian)(jian)查(cha)(cha)锡(xi)(xi)膏(gao)印(yin)刷(shua)的(de)(de)(de)(de)(de)平面度(du)(du)及厚度(du)(du)，检(jian)(jian)查(cha)(cha)锡(xi)(xi)膏(gao)印(yin)刷(shua)是(shi)(shi)(shi)否存(cun)(cun)在偏移，印(yin)刷(shua)设(she)(she)(she)备(bei)上(shang)助(zhu)(zhu)(zhu)焊(han)(han)(han)(han)膏(gao)钢网(wang)脱模是(shi)(shi)(shi)否存(cun)(cun)在拉尖状况等，所(suo)使(shi)(shi)用的(de)(de)(de)(de)(de)设(she)(she)(she)备(bei)是(shi)(shi)(shi)(SPI)锡(xi)(xi)膏(gao)测(ce)厚仪(yi)。3、贴(tie)片：其作(zuo)用是(shi)(shi)(shi)把表层安(an)装(zhuang)部件装(zhuang)配到PCB的(de)(de)(de)(de)(de)固定(ding)点。所(suo)使(shi)(shi)用的(de)(de)(de)(de)(de)设(she)(she)(she)备(bei)是(shi)(shi)(shi)SMT生(sheng)产(chan)(chan)流(liu)(liu)水线(xian)(xian)丝(si)网(wang)印(yin)刷(shua)机后边(bian)的(de)(de)(de)(de)(de)一台smt贴(tie)片机。4、回(hui)(hui)流(liu)(liu)焊(han)(han)(han)(han)接(jie)(jie)：其作(zuo)用就(jiu)是(shi)(shi)(shi)熔化焊(han)(han)(han)(han)锡(xi)(xi)膏(gao)，使(shi)(shi)表层安(an)装(zhuang)部件与PCB板紧密的(de)(de)(de)(de)(de)黏合(he)在一块。应(ying)用的(de)(de)(de)(de)(de)机械设(she)(she)(she)备(bei)为SMT生(sheng)产(chan)(chan)流(liu)(liu)水线(xian)(xian)，smt贴(tie)片机后边(bian)的(de)(de)(de)(de)(de)回(hui)(hui)流(liu)(liu)焊(han)(han)(han)(han)炉。5、清洗：其作(zuo)用就(jiu)是(shi)(shi)(shi)清洗组装(zhuang)好(hao)(hao)的(de)(de)(de)(de)(de)PCB板上(shang)有害物质(zhi)电焊(han)(han)(han)(han)焊(han)(han)(han)(han)接(jie)(jie)残(can)余，松香助(zhu)(zhu)(zhu)焊(han)(han)(han)(han)剂等。应(ying)用的(de)(de)(de)(de)(de)机械设(she)(she)(she)备(bei)为清洗设(she)(she)(she)备(bei)，具置可不固定(ding)，可在线(xian)(xian)或不在线(xian)(xian)。6、检(jian)(jian)验(yan)：其作(zuo)用是(shi)(shi)(shi)检(jian)(jian)验(yan)组装(zhuang)PCB板的(de)(de)(de)(de)(de)焊(han)(han)(han)(han)接(jie)(jie)质(zhi)量和安(an)装(zhuang)品(pin)质(zhi)。应(ying)用的(de)(de)(de)(de)(de)机械设(she)(she)(she)备(bei)包含(han)高(gao)倍放大镜(jing)(jing)、光学显微镜(jing)(jing)、在线(xian)(xian)测(ce)试(ICT)、自动光学检(jian)(jian)测(ce)(AOI)。可以根(gen)据检(jian)(jian)测(ce)的(de)(de)(de)(de)(de)需要(yao)，配置生(sheng)产(chan)(chan)流(liu)(liu)水线(xian)(xian)适(shi)当所(suo)在的(de)(de)(de)(de)(de)位置。7、维修(xiu)：其作(zuo)用就(jiu)是(shi)(shi)(shi)修(xiu)补检(jian)(jian)验(yan)出现故障的(de)(de)(de)(de)(de)PCB板。

SMT贴(tie)片(pian)胶(jiao)(jiao)(jiao)经(jing)常会出现(xian)哪些缺(que)陷问题？SMT贴(tie)片(pian)元(yuan)(yuan)器(qi)件(jian)(jian)偏移是(shi)(shi)(shi)(shi)(shi)高速贴(tie)片(pian)机容(rong)(rong)易(yi)发(fa)(fa)生的(de)(de)(de)(de)不(bu)(bu)(bu)良现(xian)象(xiang),造(zao)(zao)成的(de)(de)(de)(de)原因主要(yao)是(shi)(shi)(shi)(shi)(shi):是(shi)(shi)(shi)(shi)(shi)印(yin)制板(ban)高速移动时(shi)X-Y方向产生的(de)(de)(de)(de)偏移,贴(tie)片(pian)胶(jiao)(jiao)(jiao)涂(tu)布面积小(xiao)的(de)(de)(de)(de)元(yuan)(yuan)器(qi)件(jian)(jian)上容(rong)(rong)易(yi)发(fa)(fa)生这种(zhong)现(xian)象(xiang),究其(qi)原因,是(shi)(shi)(shi)(shi)(shi)粘(zhan)接(jie)力(li)不(bu)(bu)(bu)中造(zao)(zao)成的(de)(de)(de)(de)。是(shi)(shi)(shi)(shi)(shi)元(yuan)(yuan)器(qi)件(jian)(jian)下胶(jiao)(jiao)(jiao)量不(bu)(bu)(bu)一(yi)致(比如:IC下面的(de)(de)(de)(de)2个(ge)胶(jiao)(jiao)(jiao)点(dian),一(yi)个(ge)胶(jiao)(jiao)(jiao)点(dian)大一(yi)个(ge)胶(jiao)(jiao)(jiao)点(dian)小(xiao)),胶(jiao)(jiao)(jiao)在受热(re)固(gu)化时(shi)力(li)度(du)不(bu)(bu)(bu)均衡,胶(jiao)(jiao)(jiao)量少的(de)(de)(de)(de)一(yi)端容(rong)(rong)易(yi)偏移。过(guo)波峰(feng)焊掉件(jian)(jian)造(zao)(zao)成的(de)(de)(de)(de)原因很(hen)(hen)复杂:贴(tie)片(pian)胶(jiao)(jiao)(jiao)的(de)(de)(de)(de)粘(zhan)接(jie)力(li)不(bu)(bu)(bu)够。过(guo)波峰(feng)焊前受到(dao)(dao)过(guo)撞击。部分元(yuan)(yuan)件(jian)(jian)上残(can)留物(wu)较多(duo)。胶(jiao)(jiao)(jiao)体(ti)不(bu)(bu)(bu)耐高温(wen)冲击。贴(tie)片(pian)胶(jiao)(jiao)(jiao)混(hun)(hun)用,不(bu)(bu)(bu)同(tong)厂家的(de)(de)(de)(de)贴(tie)片(pian)胶(jiao)(jiao)(jiao)在化学成分上有很(hen)(hen)大的(de)(de)(de)(de)不(bu)(bu)(bu)同(tong),混(hun)(hun)合使(shi)用容(rong)(rong)易(yi)产生很(hen)(hen)多(duo)不(bu)(bu)(bu)良:固(gu)化困难;粘(zhan)接(jie)力(li)不(bu)(bu)(bu)够;过(guo)波峰(feng)焊掉件(jian)(jian)严(yan)重(zhong)。解决(jue)方法是(shi)(shi)(shi)(shi)(shi):彻底(di)清洗网板(ban)、刮刀、点(dian)胶(jiao)(jiao)(jiao)头等容(rong)(rong)易(yi)引(yin)起混(hun)(hun)用的(de)(de)(de)(de)部位,避免(mian)混(hun)(hun)合使(shi)用不(bu)(bu)(bu)同(tong)品牌贴(tie)片(pian)胶(jiao)(jiao)(jiao)。0603电(dian)(dian)容(rong)(rong)的(de)(de)(de)(de)推力(li)强(qiang)(qiang)度(du)要(yao)求是(shi)(shi)(shi)(shi)(shi)1。0KG,电(dian)(dian)阻(zu)是(shi)(shi)(shi)(shi)(shi)1。5KG,0805电(dian)(dian)容(rong)(rong)的(de)(de)(de)(de)推力(li)强(qiang)(qiang)度(du)是(shi)(shi)(shi)(shi)(shi)1。5KG,电(dian)(dian)阻(zu)是(shi)(shi)(shi)(shi)(shi)2。0KG,达不(bu)(bu)(bu)到(dao)(dao)上述推力(li),说明强(qiang)(qiang)度(du)不(bu)(bu)(bu)够。推力(li)不(bu)(bu)(bu)够原因:胶(jiao)(jiao)(jiao)量不(bu)(bu)(bu)够,胶(jiao)(jiao)(jiao)体(ti)没有固(gu)化,PCB板(ban)或者元(yuan)(yuan)器(qi)件(jian)(jian)受到(dao)(dao)污染,胶(jiao)(jiao)(jiao)体(ti)本身较脆,无强(qiang)(qiang)度(du)。SMT工(gong)艺制程(cheng)详(xiang)细流(liu)程(cheng)图。

SMT贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)机(ji)在(zai)线(xian)(xian)编(bian)程(cheng)(cheng)，对(dui)(dui)于(yu)已(yi)经完(wan)成离线(xian)(xian)编(bian)程(cheng)(cheng)的(de)(de)产(chan)品(pin)，可直接调(diao)出产(chan)品(pin)程(cheng)(cheng)序，对(dui)(dui)于(yu)没有CAD坐(zuo)标文件(jian)(jian)(jian)的(de)(de)产(chan)品(pin)，可采用(yong)在(zai)线(xian)(xian)编(bian)程(cheng)(cheng)。在(zai)线(xian)(xian)编(bian)程(cheng)(cheng)是在(zai)贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)机(ji)上人工输入(ru)拾(shi)片(pian)(pian)(pian)(pian)(pian)和贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)程(cheng)(cheng)序的(de)(de)过程(cheng)(cheng)。拾(shi)片(pian)(pian)(pian)(pian)(pian)程(cheng)(cheng)序完(wan)全由(you)人工编(bian)制并(bing)输入(ru)，贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)程(cheng)(cheng)序是通(tong)过教学(xue)摄(she)像(xiang)机(ji)对(dui)(dui)PCB上每个贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)元器件(jian)(jian)(jian)贴(tie)(tie)(tie)装(zhuang)(zhuang)(zhuang)位置的(de)(de)精确(que)摄(she)像(xiang)，自动计算(suan)元器件(jian)(jian)(jian)中心坐(zuo)标（贴(tie)(tie)(tie)装(zhuang)(zhuang)(zhuang)位置），并(bing)记录(lu)到(dao)(dao)贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)程(cheng)(cheng)序表中，然后通(tong)过人工优化(hua)而成。安装(zhuang)(zhuang)(zhuang)SMT贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)机(ji)供料(liao)器，1、按(an)照(zhao)(zhao)离线(xian)(xian)编(bian)程(cheng)(cheng)或(huo)在(zai)线(xian)(xian)编(bian)程(cheng)(cheng)编(bian)制的(de)(de)拾(shi)片(pian)(pian)(pian)(pian)(pian)程(cheng)(cheng)序表，将各种元器件(jian)(jian)(jian)安装(zhuang)(zhuang)(zhuang)到(dao)(dao)贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)机(ji)的(de)(de)料(liao)站上。2、安装(zhuang)(zhuang)(zhuang)供料(liao)器时必须按(an)照(zhao)(zhao)要(yao)求(qiu)安装(zhuang)(zhuang)(zhuang)到(dao)(dao)位。3、安装(zhuang)(zhuang)(zhuang)完(wan)毕，必须由(you)检验(yan)人员检查，确(que)保正确(que)无(wu)误后才能(neng)进行试(shi)贴(tie)(tie)(tie)和生产(chan)。SMT贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)加(jia)工常见品(pin)质问题及(ji)解决方法介绍。武汉(han)电路板SMT贴(tie)(tie)(tie)片(pian)(pian)(pian)(pian)(pian)OEM

大神们,SMT车间(jian)的电子料料带(dai)怎么处(chu)理？湖北电子SMT贴(tie)片加工

SMT贴(tie)(tie)片指的(de)(de)(de)是在PCB基(ji)础上进行(xing)加工(gong)的(de)(de)(de)系列工(gong)艺流程的(de)(de)(de)简称(cheng)(cheng)。PCB（PrintedCircuitBoard)为印刷电(dian)(dian)路(lu)(lu)板。SMT是表(biao)(biao)面(mian)(mian)(mian)组(zu)装(zhuang)(zhuang)(zhuang)技(ji)(ji)术(shu)(shu)(shu)（表(biao)(biao)面(mian)(mian)(mian)贴(tie)(tie)装(zhuang)(zhuang)(zhuang)技(ji)(ji)术(shu)(shu)(shu)）（SurfaceMountedTechnology的(de)(de)(de)缩写），是电(dian)(dian)子(zi)(zi)组(zu)装(zhuang)(zhuang)(zhuang)行(xing)业里当下流行(xing)的(de)(de)(de)一种(zhong)(zhong)技(ji)(ji)术(shu)(shu)(shu)和(he)工(gong)艺。电(dian)(dian)子(zi)(zi)电(dian)(dian)路(lu)(lu)表(biao)(biao)面(mian)(mian)(mian)组(zu)装(zhuang)(zhuang)(zhuang)技(ji)(ji)术(shu)(shu)(shu)（SurfaceMountTechnology，SMT），称(cheng)(cheng)为表(biao)(biao)面(mian)(mian)(mian)贴(tie)(tie)装(zhuang)(zhuang)(zhuang)或(huo)表(biao)(biao)面(mian)(mian)(mian)安装(zhuang)(zhuang)(zhuang)技(ji)(ji)术(shu)(shu)(shu)。它(ta)是一种(zhong)(zhong)将(jiang)无引(yin)脚或(huo)短引(yin)线表(biao)(biao)面(mian)(mian)(mian)组(zu)装(zhuang)(zhuang)(zhuang)元器(qi)(qi)件（简称(cheng)(cheng)SMC/SMD，中(zhong)文(wen)称(cheng)(cheng)片状元器(qi)(qi)件）安装(zhuang)(zhuang)(zhuang)在印制电(dian)(dian)路(lu)(lu)板（PrintedCircuitBoard，PCB)的(de)(de)(de)表(biao)(biao)面(mian)(mian)(mian)或(huo)其它(ta)基(ji)板的(de)(de)(de)表(biao)(biao)面(mian)(mian)(mian)上，通过再流焊或(huo)浸(jin)焊等方法加以焊接组(zu)装(zhuang)(zhuang)(zhuang)的(de)(de)(de)电(dian)(dian)路(lu)(lu)装(zhuang)(zhuang)(zhuang)连技(ji)(ji)术(shu)(shu)(shu)。在通常情(qing)况(kuang)下我们(men)用的(de)(de)(de)电(dian)(dian)子(zi)(zi)产品(pin)都是由(you)pcb加上各种(zhong)(zhong)电(dian)(dian)容，电(dian)(dian)阻等电(dian)(dian)子(zi)(zi)元器(qi)(qi)件按设(she)计的(de)(de)(de)电(dian)(dian)路(lu)(lu)图设(she)计而成的(de)(de)(de),所以形形色的(de)(de)(de)电(dian)(dian)器(qi)(qi)需要各种(zhong)(zhong)不同的(de)(de)(de)smt贴(tie)(tie)片加工(gong)工(gong)艺来加工(gong)。湖北电(dian)(dian)子(zi)(zi)SMT贴(tie)(tie)片加工(gong)

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