激光焊接同樣(yang)是一種新型(xing)的焊(han)(han)接(jie)(jie)方(fang)式,激(ji)光焊(han)(han)接(jie)(jie)主(zhu)要針對薄壁材料、精密零件的焊(han)(han)接(jie)(jie),可實現點焊(han)(han)、對接(jie)(jie)焊(han)(han)、疊焊(han)(han)、密封(feng)焊(han)(han)等(deng)。激(ji)光焊(han)(han)接(jie)(jie)機和(he)激(ji)光切割一樣(yang)具備好的加工效果(guo)以及(ji)效率,所以得以廣泛應用。
激光焊接特點:
具有高的(de)深寬(kuan)(kuan)比(bi),焊縫寬(kuan)(kuan)度(du)小(xiao),熱影響區小(xiao),變形(xing)小(xiao),焊接速度(du)快(kuai)。
焊(han)縫平整、美觀,焊(han)后無需處(chu)理或只(zhi)需簡(jian)單處(chu)理工序(xu)。
焊(han)縫(feng)質量高,無氣孔,可(ke)減少和優化母材雜質,組織焊(han)后可(ke)細化,焊(han)縫(feng)強度(du)、韌性至(zhi)少相(xiang)當(dang)于甚(shen)至(zhi)超過母材金屬。
可控制,聚焦(jiao)光點小,可高精度(du)定(ding)位(wei),易實(shi)現(xian)自動化。可實(shi)現(xian)某些異(yi)種(zhong)材(cai)料(liao)間的焊接。
可焊接(jie)材料(liao)及行(xing)業(ye)應用
激光焊(han)接可(ke)應用(yong)于鈦、鎳、錫、鋅、銅(tong)(tong)(tong)、鋁、鉻、鈮、金(jin)、銀等(deng)多種(zhong)(zhong)金(jin)屬(shu)(shu)及(ji)其合(he)金(jin),及(ji)鋼(gang)(gang)、可(ke)伐(fa)合(he)金(jin)等(deng)合(he)金(jin)的同種(zhong)(zhong)材料(liao)間的焊(han)接,也可(ke)應用(yong)于銅(tong)(tong)(tong)-鎳、鎳-鈦、銅(tong)(tong)(tong)-鈦、鈦-鉬、黃(huang)銅(tong)(tong)(tong)-銅(tong)(tong)(tong)、低碳鋼(gang)(gang)-銅(tong)(tong)(tong)等(deng)多種(zhong)(zhong)異種(zhong)(zhong)金(jin)屬(shu)(shu)間的焊(han)接。
廣泛應用于手機通訊、電子元件(jian)(jian)、眼鏡(jing)鐘表、首(shou)飾飾品、五金制品、精密器械、醫療器械、汽車(che)配件(jian)(jian)、工(gong)藝禮品等行(xing)業。
激光焊接工作原理
激(ji)光(guang)焊(han)接是(shi)將高強度的(de)激(ji)光(guang)束(shu)輻射至金(jin)(jin)(jin)屬(shu)(shu)表(biao)(biao)面,通(tong)過激(ji)光(guang)與(yu)金(jin)(jin)(jin)屬(shu)(shu)的(de)相互(hu)作(zuo)用(yong),使金(jin)(jin)(jin)屬(shu)(shu)熔(rong)化(hua)(hua)形(xing)(xing)成焊(han)接。在(zai)激(ji)光(guang)與(yu)金(jin)(jin)(jin)屬(shu)(shu)的(de)相互(hu)作(zuo)用(yong)過程中(zhong)(zhong)(zhong),金(jin)(jin)(jin)屬(shu)(shu)熔(rong)化(hua)(hua)僅為(wei)(wei)其中(zhong)(zhong)(zhong)一種(zhong)物理(li)現(xian)(xian)象。有(you)時光(guang)能并(bing)非主(zhu)要(yao)(yao)轉化(hua)(hua)為(wei)(wei)金(jin)(jin)(jin)屬(shu)(shu)熔(rong)化(hua)(hua),而(er)以其它形(xing)(xing)式表(biao)(biao)現(xian)(xian)出來,如汽化(hua)(hua)、等離子體形(xing)(xing)成等。然而(er),要(yao)(yao)實現(xian)(xian)良(liang)好(hao)的(de)熔(rong)融焊(han)接,必(bi)須使金(jin)(jin)(jin)屬(shu)(shu)熔(rong)化(hua)(hua)成為(wei)(wei)能量轉換的(de)主(zhu)要(yao)(yao)形(xing)(xing)式。為(wei)(wei)此(ci),想要(yao)(yao)更(geng)好(hao)地掌(zhang)握控制激(ji)光(guang)參數,我(wo)們必(bi)須了(le)解(jie)激(ji)光(guang)與(yu)金(jin)(jin)(jin)屬(shu)(shu)相互(hu)作(zuo)用(yong)中(zhong)(zhong)(zhong)所產生的(de)各種(zhong)物理(li)現(xian)(xian)象以及這些(xie)物理(li)現(xian)(xian)象與(yu)激(ji)光(guang)參數的(de)關系,使激(ji)光(guang)能量絕(jue)大部分(fen)轉化(hua)(hua)為(wei)(wei)金(jin)(jin)(jin)屬(shu)(shu)熔(rong)化(hua)(hua)的(de)能量,達到更(geng)好(hao)的(de)焊(han)接效果。
以上就(jiu)是(shi)(shi)小編整理的(de)關于“激光焊(han)接(jie)是(shi)(shi)什么原理”相關文(wen)章內容,相信(xin)在激光技術日新月(yue)異的(de)今天,激光焊(han)接(jie)也會(hui)不斷地進步,帶給焊(han)接(jie)加工行(xing)業更多(duo)便利,實現更多(duo)材(cai)質焊(han)接(jie)的(de)可能。