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光纖激光器 or 固體激光器,該如何選擇?
來源: 閱(yue)讀(du):479 發(fa)布時間:2022-06-02 11:22:53
光纖激光器 or 固體激光器,該如何選擇?

對(dui)于(yu)(yu)國(guo)內(nei)(nei)(nei)的情況來(lai)說,光(guang)(guang)纖激光(guang)(guang)器(qi)的技(ji)術與發展都比(bi)較(jiao)成(cheng)熟,如(ru)果(guo)使(shi)用光(guang)(guang)纖激光(guang)(guang)器(qi)可以考慮國(guo)內(nei)(nei)(nei)的,在交期和(he)成(cheng)本上較(jiao)優,如(ru)果(guo)是要選(xuan)擇固(gu)體(ti)激光(guang)(guang)器(qi),那么(me)(me)一般(ban)還是選(xuan)擇國(guo)外(wai)的,因(yin)為國(guo)內(nei)(nei)(nei)的固(gu)體(ti)激光(guang)(guang)器(qi)起步比(bi)較(jiao)晚,而且受(shou)制(zhi)于(yu)(yu)技(ji)術所(suo)限,國(guo)內(nei)(nei)(nei)具有(you)規模的固(gu)體(ti)激光(guang)(guang)器(qi)制(zhi)造(zao)商(shang)都比(bi)較(jiao)少,往往很難找到合適的產(chan)品。那么(me)(me)固(gu)體(ti)激光(guang)(guang)器(qi)和(he)光(guang)(guang)纖激光(guang)(guang)器(qi)有(you)哪些不同?

 

一、應用場景的差異

 

固(gu)體(ti)激光(guang)(guang)(guang)器與光(guang)(guang)(guang)纖(xian)(xian)激光(guang)(guang)(guang)器均(jun)能(neng)被應用(yong)于打(da)標、切割、鉆孔(kong)、焊接及增材制造等主要激光(guang)(guang)(guang)加(jia)工領(ling)域,但因光(guang)(guang)(guang)纖(xian)(xian)激光(guang)(guang)(guang)器和固(gu)體(ti)激光(guang)(guang)(guang)器本身的特點,在各細(xi)分領(ling)域的具體(ti)應用(yong)場景存在差(cha)異:

 

微加工領域

 

該領域(yu)大部分應用場景使用固(gu)(gu)體(ti)(ti)(ti)激(ji)光(guang)(guang)(guang)(guang)器(qi),部分情況可(ke)以采用脈沖光(guang)(guang)(guang)(guang)纖激(ji)光(guang)(guang)(guang)(guang)器(qi)。固(gu)(gu)體(ti)(ti)(ti)激(ji)光(guang)(guang)(guang)(guang)器(qi)能(neng)夠通過倍頻晶(jing)體(ti)(ti)(ti)在(zai)諧振腔內將(jiang)紅外(wai)光(guang)(guang)(guang)(guang)轉(zhuan)換(huan)為綠光(guang)(guang)(guang)(guang)、紫(zi)外(wai)光(guang)(guang)(guang)(guang)及深(shen)紫(zi)外(wai)光(guang)(guang)(guang)(guang)等短(duan)波長(chang)激(ji)光(guang)(guang)(guang)(guang)并對(dui)外(wai)輸出,更短(duan)波長(chang)是(shi)微加(jia)工激(ji)光(guang)(guang)(guang)(guang)器(qi)的發展趨勢,其(qi)產生熱效應較低,能(neng)量利用效率高(gao),從而(er)能(neng)夠有效提升(sheng)加(jia)工精(jing)度,實現超(chao)精(jing)超(chao)微加(jia)工。固(gu)(gu)體(ti)(ti)(ti)激(ji)光(guang)(guang)(guang)(guang)器(qi)憑借其(qi)短(duan)波長(chang)(紫(zi)外(wai)、深(shen)紫(zi)外(wai))、短(duan)脈寬(kuan)(皮秒(miao)、飛秒(miao))、高(gao)峰值功率的特點(dian)被主要(yao)應用于(yu)非金屬材料和薄(bo)性、脆性等金屬材料的精(jing)密微加(jia)工領域(yu)。此外(wai),固(gu)(gu)體(ti)(ti)(ti)激(ji)光(guang)(guang)(guang)(guang)器(qi)被廣泛應用于(yu)環境、醫療、軍事(shi)等領域(yu)的前沿(yan)科學研究。

 

宏觀加工領域

 

該(gai)領(ling)域(yu)主(zhu)要采用光纖(xian)激(ji)光器,一般不(bu)采用固體激(ji)光器。連續(xu)(xu)光纖(xian)激(ji)光器具有高平均功率的(de)特點,被廣泛應(ying)用于厚金屬(shu)材料的(de)切割、焊(han)接等宏觀加(jia)工。連續(xu)(xu)激(ji)光器在(zai)宏觀加(jia)工領(ling)域(yu)的(de)滲透(tou)程度較高,在(zai)該(gai)領(ling)域(yu)已逐(zhu)漸替代傳(chuan)統(tong)加(jia)工方(fang)式。

 

綜上所述:

 

①脈(mo)沖(chong)光(guang)(guang)(guang)纖激光(guang)(guang)(guang)器(qi)(qi)可以被(bei)用(yong)(yong)于(yu)(yu)微(wei)(wei)加工(gong)(gong)領域(yu),但由于(yu)(yu)其僅(jin)能輸出(chu)波長較(jiao)長的(de)紅(hong)外光(guang)(guang)(guang),單脈(mo)沖(chong)能量較(jiao)小(xiao),熱(re)效(xiao)應明顯,加工(gong)(gong)精(jing)度相對較(jiao)低,且(qie)部分材料無(wu)法吸收紅(hong)外光(guang)(guang)(guang)導致其適用(yong)(yong)范(fan)圍受限,因此脈(mo)沖(chong)光(guang)(guang)(guang)纖激光(guang)(guang)(guang)器(qi)(qi)在微(wei)(wei)加工(gong)(gong)領域(yu)的(de)應用(yong)(yong)范(fan)圍有限,一般僅(jin)用(yong)(yong)于(yu)(yu)加工(gong)(gong)精(jing)度大于(yu)(yu)20微(wei)(wei)米的(de)微(wei)(wei)加工(gong)(gong)場(chang)景;

 

②固體(ti)激(ji)光器被廣泛應(ying)(ying)用(yong)于(yu)(yu)微加(jia)工領(ling)域(yu),因(yin)為其可以通過非線性晶體(ti)倍頻的方(fang)式(shi)將紅外光轉換(huan)輸出綠光、紫(zi)外光等多種波長的光束(shu)(shu),材料適(shi)用(yong)范(fan)圍廣,光束(shu)(shu)質(zhi)量(liang)好(hao),單脈沖能量(liang)大,熱效應(ying)(ying)小(xiao),能夠實現(xian)“冷加(jia)工”,可以應(ying)(ying)用(yong)于(yu)(yu)加(jia)工精度小(xiao)于(yu)(yu) 20微米(加(jia)工精度可達納米級)的高精度微加(jia)工場景,因(yin)此(ci)在(zai)微加(jia)工領(ling)域(yu)具有較強的技術優勢;

 

③ 光纖(xian)激(ji)光器的(de)主要品種為(wei)連(lian)續(xu)光纖(xian)激(ji)光器。連(lian)續(xu)光纖(xian)激(ji)光器憑借其高輸出(chu)功率的(de)特點被廣泛應用于加(jia)(jia)工(gong)精度在(zai)毫米(mi)級別以上(shang)的(de)宏(hong)觀加(jia)(jia)工(gong)領域,如工(gong)業金(jin)屬的(de)激(ji)光切割、焊接(jie)等,宏(hong)觀加(jia)(jia)工(gong)對激(ji)光設備的(de)需(xu)求(qiu)大,宏(hong)觀加(jia)(jia)工(gong)的(de)市場(chang)容量大于微加(jia)(jia)工(gong);

 

總體來說:

 

固體(ti)激光器,體(ti)積大,易受到外界振(zhen)動、溫度變化(hua)等因素干(gan)擾,穩定性差,難維(wei)護,且維(wei)護成(cheng)本(ben)高(gao),但輸出(chu)峰值功率可(ke)以很高(gao),光束質量好,性噪比高(gao)。

 

光(guang)(guang)纖激光(guang)(guang)器,結構小巧,性(xing)能穩定(ding),不易受(shou)外界干擾,易操作、維(wei)護,光(guang)(guang)束質(zhi)量差(cha),性(xing)噪比差(cha),峰值功(gong)率難以做高。

 

二、用戶不同

 

光(guang)(guang)纖激光(guang)(guang)器憑借其(qi)高(gao)輸出功(gong)率(lv)的特點主要被應(ying)(ying)用(yong)于宏(hong)觀加工(gong)領域(yu)(激光(guang)(guang)宏(hong)觀加工(gong)一般指激光(guang)(guang)光(guang)(guang)束對(dui)加工(gong)對(dui)象的影響(xiang)范圍為毫米級的尺(chi)寸和形狀的加工(gong);微加工(gong)一般指精(jing)度達到微米甚至納(na)米級的尺(chi)寸和形狀的加工(gong));固體激光(guang)(guang)器則具(ju)有短波長、窄脈寬、高(gao)峰值功(gong)率(lv)等優(you)點被廣泛應(ying)(ying)用(yong)于微加工(gong)領域(yu),導致固體激光(guang)(guang)器和光(guang)(guang)纖激光(guang)(guang)器的用(yong)戶存在一定差異。

 

固體激(ji)(ji)光(guang)(guang)器(qi)(qi)與光(guang)(guang)纖激(ji)(ji)光(guang)(guang)器(qi)(qi)應(ying)用(yong)(yong)(yong)領(ling)域各有(you)側重,各自有(you)其應(ying)用(yong)(yong)(yong)領(ling)域。二(er)者(zhe)在(zai)(zai)絕(jue)大部分領(ling)域不存在(zai)(zai)直接(jie)競爭關系,在(zai)(zai)微加工領(ling)域重合的(de)金屬(shu)材料(liao)(liao)(liao)加工領(ling)域,在(zai)(zai)金屬(shu)達到一(yi)定(ding)厚度(du)(du)的(de)情況下因成本(ben)原因該領(ling)域一(yi)般采用(yong)(yong)(yong)傳統方式(shi)或(huo)(huo)光(guang)(guang)纖激(ji)(ji)光(guang)(guang)器(qi)(qi),僅在(zai)(zai)金屬(shu)厚度(du)(du)薄或(huo)(huo)對(dui)加工要求高且對(dui)成本(ben)不敏(min)感的(de)場景采用(yong)(yong)(yong)固體激(ji)(ji)光(guang)(guang)器(qi)(qi)。此(ci)外,二(er)者(zhe)競爭重合度(du)(du)低,固體激(ji)(ji)光(guang)(guang)器(qi)(qi)主要用(yong)(yong)(yong)于非金屬(shu)材料(liao)(liao)(liao)(玻璃、陶(tao)瓷、塑料(liao)(liao)(liao)、聚(ju)合物、包裝物、其他脆性材料(liao)(liao)(liao)等)加工,在(zai)(zai)金屬(shu)材料(liao)(liao)(liao)領(ling)域用(yong)(yong)(yong)于對(dui)精度(du)(du)要求高且對(dui)成本(ben)相對(dui)不敏(min)感的(de)場景。

 

三、市場占有率

 

我國正處于制造業從中低端制造向高(gao)端制造轉型升(sheng)級的過程,中低端制造占比高(gao),宏觀加(jia)工市場(chang)同(tong)時覆蓋中低端制造和部(bu)分(fen)高(gao)端制造,市場(chang)需求大,因(yin)此,光纖激光器的市場(chang)容量較(jiao)大。

 

國(guo)(guo)(guo)內中低功率(lv)(lv)光(guang)(guang)(guang)(guang)(guang)纖(xian)激(ji)(ji)光(guang)(guang)(guang)(guang)(guang)器國(guo)(guo)(guo)產(chan)化程(cheng)度高,國(guo)(guo)(guo)內規(gui)模化生產(chan)廠商眾(zhong)多。根據(ju)《中國(guo)(guo)(guo)激(ji)(ji)光(guang)(guang)(guang)(guang)(guang)產(chan)業發展報(bao)告》顯(xian)示,小功率(lv)(lv)光(guang)(guang)(guang)(guang)(guang)纖(xian)激(ji)(ji)光(guang)(guang)(guang)(guang)(guang)器已(yi)(yi)基本實現國(guo)(guo)(guo)產(chan)替代;中功率(lv)(lv)連續光(guang)(guang)(guang)(guang)(guang)纖(xian)激(ji)(ji)光(guang)(guang)(guang)(guang)(guang)器方面,國(guo)(guo)(guo)產(chan)品質與其沒有明顯(xian)劣(lie)勢,價格優勢明顯(xian),市場份額相當;高功率(lv)(lv)連續光(guang)(guang)(guang)(guang)(guang)纖(xian)激(ji)(ji)光(guang)(guang)(guang)(guang)(guang)器方面,國(guo)(guo)(guo)產(chan)品牌已(yi)(yi)實現部分銷(xiao)售(shou)。

 

至于(yu)固體激光器(qi),由(you)于(yu)國(guo)內發展較晚,目前還沒有(you)以該產(chan)品為(wei)主要業務的上市公司,一般(ban)是購買國(guo)外品牌。

 

四(si)、固體(ti)激光器應(ying)用(yong)領域(yu)劃分

 

1,消費類電子產品

 

消費(fei)電(dian)子(zi)行(xing)業對精密電(dian)子(zi)零部件的加工(gong)(gong)要求(qiu)不斷提升,激(ji)光(guang)(guang)加工(gong)(gong)技術憑借其精度(du)高、速度(du)快、無損傷等特點成為(wei)該行(xing)業主(zhu)要的加工(gong)(gong)手段。以固體(ti)激(ji)光(guang)(guang)器(qi)在(zai)印制電(dian)路板(ban)(PCB/FPC)的切割(ge)(ge)、鉆孔、打標(biao)(biao)等生產(chan)工(gong)(gong)序均有廣闊(kuo)的應(ying)用空(kong)間,以發行(xing)人產(chan)品為(wei)例(li),中低功率(lv)納秒固體(ti)激(ji)光(guang)(guang)器(qi)可(ke)應(ying)用于PCB 打標(biao)(biao),中高功率(lv)納秒固體(ti)激(ji)光(guang)(guang)器(qi)和皮(pi)秒、飛秒激(ji)光(guang)(guang)器(qi)可(ke)應(ying)用于PCB/FPC板(ban)的切割(ge)(ge)、鉆孔及PI膜的切割(ge)(ge)。

 

除印制電路板外,激光微加工(gong)技術還被(bei)應(ying)用(yong)于脆性(xing)材(cai)料(liao)(liao)、金(jin)屬材(cai)料(liao)(liao)的(de)切割(ge)、標記、鉆孔、微焊接(jie)等領域。

 

2、3D打印

 

3D 打(da)印是(shi)快速成型(xing)技術的一種,以(yi)數字(zi)模型(xing)文件為基礎(chu),運用(yong)(yong)粉末(mo)狀(zhuang)金屬、塑料(liao)、液態(tai)光(guang)(guang)敏樹脂等(deng)可粘合材料(liao),通過逐(zhu)層打(da)印的方(fang)式(shi)構(gou)造物體(ti)。。而固體(ti)激光(guang)(guang)器(qi)是(shi)液態(tai)光(guang)(guang)敏樹脂固化領域的行業選擇,發行人(ren)的中低功率納秒紫外激光(guang)(guang)器(qi)在該(gai)領域內(nei)得到了廣泛的應用(yong)(yong)。

 

3,新能源

 

固(gu)體激(ji)(ji)(ji)(ji)光(guang)器(qi)在太陽(yang)能(neng)(neng)電池片(pian)(pian)及(ji)(ji)硅(gui)片(pian)(pian)的切(qie)(qie)(qie)割(ge)(ge)和精(jing)密(mi)劃線、鋰電池材(cai)(cai)料(liao)的標(biao)記、切(qie)(qie)(qie)割(ge)(ge)、焊(han)接等關鍵(jian)工(gong)序上均(jun)有廣闊的應用,以發行人產品為例,在光(guang)伏太陽(yang)能(neng)(neng)領域中(zhong)高功(gong)(gong)率(lv)納(na)秒(miao)(miao)(miao)固(gu)體激(ji)(ji)(ji)(ji)光(guang)器(qi)和皮秒(miao)(miao)(miao)激(ji)(ji)(ji)(ji)光(guang)器(qi)可(ke)以用于(yu)太陽(yang)能(neng)(neng)電池片(pian)(pian)及(ji)(ji)硅(gui)片(pian)(pian)的切(qie)(qie)(qie)割(ge)(ge)和精(jing)密(mi)劃線,低功(gong)(gong)率(lv)納(na)秒(miao)(miao)(miao)紫外激(ji)(ji)(ji)(ji)光(guang)器(qi)可(ke)用于(yu)太陽(yang)能(neng)(neng)電池片(pian)(pian)及(ji)(ji)硅(gui)片(pian)(pian)的刻槽(cao);在新能(neng)(neng) 源(yuan)汽(qi)車(che)領域中(zhong)低功(gong)(gong)率(lv)納(na)秒(miao)(miao)(miao)固(gu)體激(ji)(ji)(ji)(ji)光(guang)器(qi)和皮秒(miao)(miao)(miao)激(ji)(ji)(ji)(ji)光(guang)器(qi)可(ke)應用于(yu)鋰電池的外殼(ke)打標(biao),中(zhong)高功(gong)(gong)率(lv)納(na)秒(miao)(miao)(miao)固(gu)體激(ji)(ji)(ji)(ji)光(guang)器(qi)和皮秒(miao)(miao)(miao)、飛(fei)秒(miao)(miao)(miao)激(ji)(ji)(ji)(ji)光(guang)器(qi)可(ke)應用于(yu)電池材(cai)(cai)料(liao)的精(jing)密(mi)切(qie)(qie)(qie)割(ge)(ge)與焊(han) 接。

 

4,5G通信

 

2019年(nian)(nian)被視為(wei)5G技(ji)術(shu)商用“元年(nian)(nian)”,5G技(ji)術(shu)的(de)逐步商用化將為(wei)微(wei)加工(gong)(gong)激(ji)(ji)(ji)光(guang)行業提供廣(guang)闊的(de)發(fa)展空間。5G網絡(luo)具有(you)高速(su)率和低延遲的(de)特(te)點,對化合物半導體(ti)性能要(yao)求較(jiao)高,手(shou)機(ji)材(cai)(cai)質及制造(zao)工(gong)(gong)藝(yi)將為(wei)適配5G技(ji)術(shu)而發(fa)生(sheng)改變,同時(shi)手(shou)機(ji)生(sheng)產(chan)中(zhong)有(you)多個環(huan)節需應(ying)用激(ji)(ji)(ji)光(guang)加工(gong)(gong)技(ji)術(shu),激(ji)(ji)(ji)光(guang)打標(biao)、激(ji)(ji)(ji)光(guang)焊接(jie)、激(ji)(ji)(ji)光(guang)切割、激(ji)(ji)(ji)光(guang)打孔(kong)、激(ji)(ji)(ji)光(guang)蝕刻、激(ji)(ji)(ji)光(guang)直接(jie)成型(xing)等技(ji)術(shu)被廣(guang)泛(fan)應(ying)用于(yu)手(shou)機(ji)制造(zao)的(de)不同生(sheng)產(chan)環(huan)節,微(wei)加工(gong)(gong)激(ji)(ji)(ji)光(guang)技(ji)術(shu)將在5G手(shou)機(ji)制造(zao)領域發(fa)揮重要(yao)作(zuo)用。根(gen)據Canalys預計(ji),未來(lai)5年(nian)(nian)全球(qiu)5G手(shou)機(ji)出(chu)貨量(liang)將達約19億部,以固體(ti)激(ji)(ji)(ji)光(guang)技(ji)術(shu)為(wei)代表的(de)激(ji)(ji)(ji)光(guang)微(wei)加工(gong)(gong)行業將大幅受益;此外,隨著(zhu)5G基(ji)站進入密集建設期,加工(gong)(gong)精度要(yao)求更高的(de)PCB/FPC板作(zuo)為(wei)主要(yao)電子材(cai)(cai)料將呈現(xian)需求快(kuai)速(su)增長態勢。

 

五、光纖激光器(qi)的(de)優點

 

光(guang)纖(xian)耦合激光(guang)器通過光(guang)纖(xian)導入(ru)更(geng)好的實現多維任意空間的生(sheng)(sheng)產(chan)(chan)和加(jia)工,通過光(guang)纖(xian)耦合激光(guang)器促(cu)使(shi)機械設計的原理更(geng)簡單,能夠行(xing)之有效的簡化工作生(sheng)(sheng)產(chan)(chan)的相(xiang)關(guan)步驟,從(cong)而促(cu)使(shi)繁瑣的生(sheng)(sheng)產(chan)(chan)流(liu)程(cheng)更(geng)簡便更(geng)有條理性,保證實現標準化生(sheng)(sheng)產(chan)(chan)流(liu)程(cheng);

 

光纖(xian)耦合(he)激(ji)光器(qi)經過不斷的升(sheng)級改進,功耗較低,通過調整產(chan)品配件(jian)組合(he),可(ke)以(yi)使光纖(xian)耦合(he)激(ji)光器(qi)達到強勢(shi)的運轉效(xiao)果,光纖(xian)耦合(he)激(ji)光器(qi)能(neng)夠迎合(he)高強度的加工需(xu)求并(bing)改進生產(chan)工藝來實現(xian)提升(sheng)運轉效(xiao)率的目的。而且(qie)光纖(xian)耦合(he)激(ji)光器(qi)還(huan)有散(san)熱(re)(re)快恢(hui)復力強的特點(dian),能(neng)夠保(bao)證構(gou)成的機器(qi)設(she)備長時間運作下不出現(xian)發熱(re)(re)等問題,即使是(shi)在惡劣的環境下也能(neng)運行(xing)順(shun)暢(chang)。

 

(來源:網絡,版權歸原作者)