SMT生產中的關鍵(jian)設備貼片機(ji)在使(shi)用過(guo)程中,會不可避免地發生一些故障。高速貼片機(ji)飛件(jian)故障現象比(bi)較(jiao)多,飛件(jian)指元(yuan)(yuan)件(jian)在貼片位置(zhi)(zhi)丟失(shi),其產生的主要原因有(you):1.元(yuan)(yuan)件(jian)厚度設置(zhi)(zhi)錯誤,若(ruo)元(yuan)(yuan)件(jian)厚度較(jiao)薄,但數據庫中設置(zhi)(zhi)較(jiao)厚,那么吸嘴(zui)在貼片時就會在元(yuan)(yuan)件(jian)還沒(mei)達到…
Read more +周保養(yang):1、每周檢(jian)(jian)查(cha)清(qing)潔(jie)xyw軸(zhou)(zhou)絲桿上(shang)(shang)的污漬;2、檢(jian)(jian)查(cha)貼裝頭(tou)(tou)、導軌是(shi)否(fou)(fou)(fou)運行(xing)順(shun)暢(chang),如(ru)有(you)異常聲(sheng)音或(huo)者動作不(bu)順(shun)暢(chang),則及時檢(jian)(jian)查(cha)該(gai)部件是(shi)否(fou)(fou)(fou)有(you)位移,并及時調整和(he) 涂(tu)潤滑劑(ji);3、檢(jian)(jian)查(cha)清(qing)潔(jie)鏡頭(tou)(tou)上(shang)(shang)的污漬;4、檢(jian)(jian)查(cha)xy軸(zhou)(zhou)導軌上(shang)(shang)是(shi)否(fou)(fou)(fou)有(you)異物(wu)和(he)殘留(liu)物(wu),如(ru)果機油有(you)硬化則重…
Read more +貼(tie)(tie)片(pian)(pian)機(ji)的貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)功率(lv)跟要(yao)貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)的元件(jian)有關,貼(tie)(tie)片(pian)(pian)機(ji)貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)不(bu)光要(yao)快也要(yao)精準(zhun)安穩,如果貼(tie)(tie)LED元器(qi)件(jian)和(he)貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)SMT其(qi)它元器(qi)件(jian)比(bi)(bi),貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)LED元器(qi)件(jian)不(bu)要(yao)求太高的精準(zhun)度(du)貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)功率(lv)要(yao)比(bi)(bi)貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)SMT其(qi)它元器(qi)件(jian)高許(xu)多。為什么(me)貼(tie)(tie)片(pian)(pian)機(ji)用過(guo)一段時間后貼(tie)(tie)裝(zhuang)(zhuang)(zhuang)功率(lv)會變低呢(ni)?1.貼(tie)(tie)片(pian)(pian)機(ji)吸嘴(zui)一…
Read more +一、貼(tie)片機的(de)結構改進(jin)采用(yong)雙(shuang)軌(gui)道(dao),這樣可(ke)以實現(xian)一軌(gui)道(dao)上(shang)進(jin)行(xing)PCB貼(tie)片,另(ling)一軌(gui)道(dao)送(song)板,減少了PCB輸送(song)時(shi)(shi)(shi)間(jian)及貼(tie)裝(zhuang)頭(tou)待(dai)機停留時(shi)(shi)(shi)間(jian)。 二、多貼(tie)裝(zhuang)頭(tou)組合技術現(xian)在有雙(shuang)頭(tou)和(he)田四頭(tou)等(deng)結構拱架式結構采用(yong)兩端同時(shi)(shi)(shi)驅動,防止懸臂梁的(de)效應,減少機械穩定時(shi)(shi)(shi)間(jian)。 組合…
Read more +使用(yong)雅(ya)馬哈貼(tie)片機的幾(ji)個(ge)(ge)優(you)勢:1、一般(ban)(ban)選用(yong)轉塔式,貼(tie)裝(zhuang)(zhuang)頭裝(zhuang)(zhuang)置于一個(ge)(ge)轉塔上,轉塔上裝(zhuang)(zhuang)置有多組貼(tie)片頭,一般(ban)(ban)在十幾(ji)到(dao)二十幾(ji)組,每個(ge)(ge)貼(tie)片頭上裝(zhuang)(zhuang)置有4-6個(ge)(ge)吸嘴(zui)。2、激光辨認(ren)、X/Y坐標(biao)體(ti)系調(diao)整(zheng)方(fang)位、吸嘴(zui)旋(xuan)轉調(diao)整(zheng)方(fang)向,元(yuan)件可(ke)以飛翔過程(cheng)中辨認(ren),但對部份(fen)精…
Read more +貼片(pian)機的5個軸(zhou)(zhou)(zhou)結構X軸(zhou)(zhou)(zhou):移動(dong)工(gong)作頭(tou)組(zu)件(jian)跟PCB傳送方(fang)向平行。Y軸(zhou)(zhou)(zhou):移動(dong)工(gong)作頭(tou)組(zu)件(jian)跟PCB傳送方(fang)向垂(chui)直(zhi)。Z軸(zhou)(zhou)(zhou):控制(zhi)工(gong)作頭(tou)組(zu)件(jian)的高度。R軸(zhou)(zhou)(zhou):控制(zhi)工(gong)作頭(tou)組(zu)件(jian)吸嘴軸(zhou)(zhou)(zhou)的旋轉。
Read more +貼片機作為SMT生產(chan)線(xian)中重要的(de)部件(jian),也是精準、復雜的(de)SMT設備(bei),對工作環境有一(yi)定的(de)要求。一(yi)、室溫通(tong)常(chang)放(fang)置(zhi)機器和(he)(he)錫膏印(yin)刷設備(bei)在室溫20℃和(he)(he)26℃之前,不得高于(yu)36℃或低于(yu)16℃。二、室內濕度(du)濕度(du)對產(chan)品質量(liang)有較大的(de)影(ying)響,如果干(gan)燥度(du)過高,空氣干(gan)燥時可能…
Read more +拱(gong)架型(xing)(xing)(xing)元件(jian)(jian)送料(liao)器(qi)、基板(ban)(PCB)是固定的,貼(tie)片頭(tou)(安裝(zhuang)多個(ge)真空吸料(liao)嘴)在送料(liao)器(qi)與基板(ban)之間(jian)來(lai)回移(yi)動(dong),將元件(jian)(jian)從送料(liao)器(qi)取出,經過對(dui)(dui)元件(jian)(jian)位置(zhi)與方向的調整(zheng),然后貼(tie)放于(yu)基板(ban)上。由于(yu)貼(tie)片頭(tou)是安裝(zhuang)于(yu)拱(gong)架型(xing)(xing)(xing)的X/Y坐標移(yi)動(dong)橫梁上,所以得名(ming)。拱(gong)架型(xing)(xing)(xing)貼(tie)片機(ji)對(dui)(dui)元件(jian)(jian)位…
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