721型xing分fen光guang光guang度du計ji是shi生sheng化hua室shi常chang用yong的de設she備bei之zhi一yi。在zai使shi用yong過guo程cheng中zhong出chu現xian過guo各ge種zhong故gu障zhang,其qi中zhong也ye包bao括kuo一yi些xie機ji械xie故gu障zhang。現xian將jiang常chang見jian機ji械xie故gu障zhang和he排pai除chu方fang法fa介jie紹shao如ru下xia:
(一)波長盤轉動不靈活,可能是波長盤的軸或軸套有毛刺所致。此時需要拆下波長盤的轉軸與軸套進行修理,其拆卸方法如下:dakaimianbanhou,chaixiadanseqibujian,ranhouchaixiabochangpanzhongxinluomudianquan,quxiabochangpan,danyaozhuyibochangpanshangdekedubanyicaquhuonongmohu,suoyicaozuoshiyaotebiexiaoxin,buyaoyongshouchumokeduxian。zaichaixiagudingdanseqidibande6個ge螺luo絲si,打da開kai底di板ban往wang下xia敲qiao凸tu輪lun的de軸zhou或huo用yong手shou握wo住zhu凸tu輪lun的de邊bian緣yuan,從cong單dan色se器qi內nei拔ba出chu凸tu輪lun軸zhou,其qi它ta地di方fang不bu要yao拆chai卸xie,用yong細xi沙sha紙zhi打da掉diao軸zhou上shang或huo軸zhou套tao內nei的de毛mao刺ci,塗tu上shang潤run滑hua油you。安an裝zhuang時shi,當dang杠gang杆gan前qian端duan的de小xiao滑hua輪lun落luo入ru凸tu輪lun的de凹ao槽cao時shi麵mian板ban的de刻ke度du應ying對dui準zhun20度,然後緊固各螺母。裝好後,整個刻度盤應能在360-800nm之間旋轉,當轉到20度時杠杆的小輪能自動落入凹槽,並能聽到落入的響聲,否則為裝配不合適。
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