帶狀光纖熔接機和單芯光纖熔接機的區別
普通光(guang)纖(xian)(xian)(xian)熔(rong)接(jie)機一般是(shi)指單芯光(guang)纖(xian)(xian)(xian)熔(rong)接(jie)機,除(chu)此之外(wai),還有專門(men)用來熔(rong)接(jie)帶狀(zhuang)光(guang)纖(xian)(xian)(xian)的帶狀(zhuang)光(guang)纖(xian)(xian)(xian)熔(rong)接(jie)機,熔(rong)接(jie)皮線(xian)光(guang)纜和(he)跳線(xian)的皮線(xian)熔(rong)接(jie)機,和(he)熔(rong)接(jie)保(bao)偏(pian)光(guang)纖(xian)(xian)(xian)的保(bao)偏(pian)光(guang)纖(xian)(xian)(xian)熔(rong)接(jie)機等。
單芯(xin)光纖(xian)(xian)熔接機主(zhu)要應用于(yu):電信運營(ying)商、通信工(gong)程公司、事業單位(wei)的光纜線路(lu)施工(gong)、維護(hu)、應急搶修;光器件(jian)的實驗、生產與測試(shi);科研(yan);以及各大院校中有關光纖(xian)(xian)通訊專業的教學研(yan)究。
帶狀(zhuang)光(guang)纖的特點是比單根光(guang)纖寬,普通單芯通信光(guang)纖是直徑(jing)為0.125mm石英晶體材(cai)料(liao)組成的圓(yuan)柱(zhu)狀,而12芯帶狀光纖(xian)呈扁平(ping)狀,寬3mm。其整體接續要求12芯(xin)纖同(tong)時接(jie)續(xu),并同(tong)時熱縮保(bao)護,最終接(jie)續(xu)點(dian)體積(ji)同(tong)單芯(xin)光纖接(jie)續(xu)點(dian)一般大小(xiao),充(chong)分發(fa)揮帶狀光纖接(jie)續(xu)快速和方(fang)便的特點(dian)。
帶狀光(guang)纖(xian)(xian)熔接(jie)機主要(yao)(yao)用于光(guang)通信中(zhong),光(guang)纜的施工和(he)維護(hu)。主要(yao)(yao)是(shi)靠發出電弧將(jiang)兩(liang)頭(tou)光(guang)纖(xian)(xian)熔化(hua),同(tong)時運用準直原理平緩推(tui)進,以實現光(guang)纖(xian)(xian)模場(chang)的耦合。注:此光(guang)纖(xian)(xian)是(shi)指光(guang)纜中(zhong)的每(mei)一帶光(guang)纖(xian)(xian)。
帶狀(zhuang)熔接機熔接帶狀(zhuang)光纖,針對光纜芯數,夾具(ju)分(fen)2/4/6/8/12等(deng)芯(xin)數(shu)。單芯(xin)就是(shi)一次(ci)只能熔接(jie)一芯(xin),夾具都是(shi)單芯(xin)的(de) 。
帶狀光纖熔接機怎么用
1、開剝光纜(lan),并將光纜(lan)固定到盤纖架(jia)上。
常(chang)見(jian)的光(guang)纜(lan)有層(ceng)絞(jiao)式、骨(gu)架式和中心束管式光(guang)纜(lan),不(bu)同的光(guang)纜(lan)要(yao)采取不(bu)同的開剝(bo)方法,剝(bo)好后要(yao)將光(guang)纜(lan)固定到盤纖架。
2、分別將光纖穿(chuan)過(guo)熱縮(suo)管。
將(jiang)不同(tong)(tong)束(shu)管(guan)、不同(tong)(tong)顏色的光纖分(fen)開,穿過熱縮(suo)管(guan)。熔(rong)接(jie)(jie)完成后,可(ke)以用熱縮(suo)管(guan)保(bao)護光纖熔(rong)接(jie)(jie)頭。
3、打開熔接機電源,選擇合適的熔接方式。
熔(rong)接機的供電(dian)電(dian)源有交流和直流兩種(zhong),要根據供電(dian)電(dian)源的種(zhong)類來合理(li)開(kai)關。
4、制備光纖(xian)端面。
光(guang)(guang)纖端面(mian)制作的好壞將直接(jie)影響接(jie)續質(zhi)量,所以在熔接(jie)前,必(bi)須首先做合格的端面(mian)。用(yong)專用(yong)的剝線(xian)工具剝去(qu)涂覆(fu)層,再(zai)用(yong)沾用(yong)酒精的清潔(jie)麻布(bu)或(huo)棉花在裸纖上擦試幾(ji)次,使(shi)用(yong)精密光(guang)(guang)纖切割(ge)刀切割(ge)光(guang)(guang)纖,對(dui)0.25mm光纖,切割長度(du)為8mm-16mm,對0.9mm光纖,切割長(chang)度只(zhi)能是(shi)16mm。
5、放置光纖。
將光纖放在熔接機的V形槽中,小(xiao)心壓(ya)(ya)上光(guang)纖(xian)壓(ya)(ya)板和光(guang)纖(xian)夾具,要根(gen)據光(guang)纖(xian)切割長度設(she)置(zhi)光(guang)纖(xian)在壓(ya)(ya)板中的位置(zhi),并正確(que)地(di)放(fang)入防風罩中。
6、接續(xu)光(guang)纖(xian)。
按(an)下接(jie)(jie)續鍵后(hou),光纖(xian)(xian)相(xiang)向移動,移動過程中,產生一(yi)個短的(de)(de)(de)(de)放(fang)電清(qing)潔光纖(xian)(xian)表面,當光纖(xian)(xian)端面之間(jian)(jian)(jian)的(de)(de)(de)(de)間(jian)(jian)(jian)隙(xi)合適后(hou)溶接(jie)(jie)機(ji)(ji)停止相(xiang)向移動,設(she)(she)定初始間(jian)(jian)(jian)隙(xi),熔(rong)(rong)接(jie)(jie)機(ji)(ji)測量(liang),并顯(xian)示切割角度(du)。在初始間(jian)(jian)(jian)隙(xi)設(she)(she)定完成后(hou),開始執行(xing)纖(xian)(xian)芯或包層對準,然后(hou)熔(rong)(rong)接(jie)(jie)機(ji)(ji)減小(xiao)間(jian)(jian)(jian)隙(xi),高壓放(fang)電產生的(de)(de)(de)(de)電弧將(jiang)左邊(bian)光纖(xian)(xian)熔(rong)(rong)到右邊(bian)光纖(xian)(xian)中,最后(hou)微處理器計(ji)算(suan)損耗并將(jiang)數值顯(xian)示在顯(xian)示器上。如果(guo)估算(suan)的(de)(de)(de)(de)損耗值比預期(qi)的(de)(de)(de)(de)要(yao)高,可以再(zai)次放(fang)電,放(fang)電后(hou)熔(rong)(rong)接(jie)(jie)機(ji)(ji)仍將(jiang)計(ji)算(suan)損耗。
7、移出光纖并用加熱器加固光纖。
打(da)開(kai)防風罩,將接(jie)機同時(shi)存貯熔接(jie)數據。其(qi)中(zhong)(zhong)包括:熔接(jie)模式、數據、估算損耗等(deng)。將光纖從熔接(jie)機上(shang)取出,再將熱縮管(guan)放在裸纖中(zhong)(zhong)心(xin),放到加(jia)熱器中(zhong)(zhong)加(jia)熱,完(wan)畢后從加(jia)熱器中(zhong)(zhong)取出光纖。操作時(shi),由(you)于溫度很(hen)高,不要觸摸(mo)熱縮管(guan)和加(jia)熱器的陶瓷部分。
8、盤(pan)纖并固(gu)定。
將接(jie)續(xu)好的光(guang)纖(xian)盤(pan)到光(guang)纖(xian)收(shou)容盤(pan)上,固(gu)定好光(guang)纖(xian)、收(shou)容盤(pan)、接(jie)頭盒、終(zhong)端盒等,光(guang)纖(xian)熔接(jie)完(wan)成。