製造工藝檢測設備製約斷路器行業“腳步”
http://www.kadhoai.com.cn 2026-04-08 02:23:16 來源:中國質量報
suizhegongyezidonghuajichengxianggongdianwurenzhibanjishudefazhan,jinnianlaidiyakongqiduanluqixingyededaoxunmengfazhan,qudelelianghaochengji。muqian,guoneiqiyeyuguowaizhuminggongsiyiyang,douzaixiadaliqiyanfabingbuduantuichuxinchanpin。從當前中國低壓空氣斷路器的發展特點來看,與國外著名公司的研發設計思路基本同步,但由於企業財力及人員素質上的差距,國內企業自己獨創的產品為數不多,因而申報發明專利的數量也不多。
中zhong國guo低di壓ya空kong氣qi斷duan路lu器qi與yu世shi界jie先xian進jin水shui平ping相xiang比bi,除chu了le在zai研yan發fa設she計ji上shang的de不bu足zu外wai,在zai製zhi造zao工gong藝yi及ji檢jian測ce設she備bei上shang也ye有you較jiao大da差cha距ju。在zai製zhi造zao工gong藝yi上shang,例li如ru銀yin合he金jin觸chu點dian的de焊han接jie,達da不bu到dao被bei焊han的de銅tong觸chu片pian不bu燒shao紅hong、銅觸片不被退火而維護原有硬度的要求;軟ruan連lian接jie焊han接jie的de不bu足zu是shi,被bei焊han的de鍍du銀yin導dao電dian件jian在zai焊han接jie過guo程cheng中zhong應ying不bu被bei燒shao紅hong,才cai能neng確que保bao鍍du銀yin不bu被bei氧yang化hua而er變bian色se,但dan由you於yu焊han接jie的de溫wen度du太tai低di不bu能neng使shi軟ruan連lian接jie的de銅tong編bian織zhi線xian與yu導dao電dian件jian接jie觸chu處chu熔rong為wei一yi體ti,從cong而er影ying響xiang了le產chan品pin的de質zhi量liang。
在檢測方麵,特別是在企業出廠檢測上,尚有不少指標是不符合國家標準及IEC標(biao)準(zhun)的(de),其(qi)參(can)數(shu)調(tiao)整(zheng)允(yun)差(cha)也(ye)較(jiao)大(da),從(cong)而(er)使(shi)不(bu)少(shao)產(chan)品(pin)在(zai)用(yong)戶(hu)處(chu)發(fa)生(sheng)不(bu)該(gai)動(dong)作(zuo)而(er)誤(wu)動(dong)的(de)不(bu)正(zheng)常(chang)現(xian)象(xiang)。例(li)如(ru)短(duan)路(lu)脫(tuo)扣(kou)器(qi)調(tiao)整(zheng)動(dong)作(zuo)值(zhi)時(shi),按(an)標(biao)準(zhun)規(gui)定(ding)應(ying)通(tong)過(guo)無(wu)非(fei)周(zhou)期(qi)分(fen)量(liang)的(de)正(zheng)弦(xian)波(bo)電(dian)流(liu),但(dan)目(mu)前(qian)許(xu)多(duo)企(qi)業(ye)設(she)備(bei)簡(jian)單(dan),通(tong)過(guo)的(de)試(shi)驗(yan)電(dian)流(liu)均(jun)帶(dai)有(you)非(fei)周(zhou)期(qi)分(fen)量(liang),以(yi)致(zhi)出(chu)廠(chang)調(tiao)整(zheng)的(de)動(dong)作(zuo)值(zhi)不(bu)如(ru)國(guo)外(wai)同(tong)類(lei)產(chan)品(pin)準(zhun)確(que)。也(ye)有(you)個(ge)別(bie)單(dan)位(wei)采(cai)用(yong)增(zeng)加(jia)選(xuan)相(xiang)合(he)閘(zha)開(kai)關(guan)的(de)方(fang)案(an),但(dan)由(you)於(yu)每(mei)次(ci)使(shi)用(yong)時(shi)需(xu)重(zhong)新(xin)調(tiao)參(can)數(shu)才(cai)能(neng)確(que)保(bao)準(zhun)確(que)度(du),同(tong)時(shi)其(qi)壽(shou)命(ming)有(you)限(xian),因(yin)此(ci)在(zai)實(shi)踐(jian)中(zhong)無(wu)法(fa)做(zuo)到(dao)台(tai)台(tai)按(an)標(biao)準(zhun)校(xiao)驗(yan)。目(mu)前(qian)國(guo)外(wai)已(yi)有(you)專(zhuan)用(yong)設(she)備(bei),用(yong)於(yu)試(shi)有(you)限(xian),因(yin)此(ci)在(zai)實(shi)踐(jian)中(zhong)無(wu)法(fa)做(zuo)到(dao)台(tai)台(tai)按(an)標(biao)準(zhun)校(xiao)驗(yan)。目(mu)前(qian)國(guo)外(wai)已(yi)有(you)專(zhuan)用(yong)設(she)備(bei),用(yong)於(yu)試(shi)驗(yan)電(dian)流(liu)為(wei)不(bu)帶(dai)非(fei)周(zhou)期(qi)分(fen)量(liang)的(de)正(zheng)弦(xian)波(bo)電(dian)流(liu),完(wan)全(quan)符(fu)合(he)國(guo)家(jia)標(biao)準(zhun)及(ji)IEC標準。
目前我國低壓空氣斷路器的發展,需要相關的設計、材料、工藝、設she備bei都dou要yao有you新xin發fa展zhan。新xin設she計ji需xu要yao有you獨du創chuang的de見jian解jie,也ye可ke以yi利li用yong國guo外wai產chan品pin專zhuan利li經jing二er次ci開kai發fa後hou為wei國guo內nei企qi業ye所suo用yong,創chuang造zao新xin的de專zhuan利li。所suo需xu新xin材cai料liao不bu能neng光guang靠kao國guo外wai進jin口kou,還hai需xu國guo內nei企qi業ye自zi己ji開kai發fa,例li如ru新xin的de矩ju形xing軟ruan編bian織zhi線xian的de開kai發fa,提ti高gao了le低di壓ya空kong氣qi斷duan路lu器qi的de短duan路lu特te性xing指zhi標biao,提ti高gao了le國guo產chan化hua率lv,降jiang低di了le成cheng本ben。新xin工gong藝yi是shi不bu斷duan提ti高gao低di壓ya空kong氣qi斷duan路lu器qi質zhi量liang的de依yi托tuo,焊han接jie工gong藝yi采cai用yong傳chuan統tong設she備bei顯xian然ran難nan以yi達da到dao質zhi量liang要yao求qiu,目mu前qian有you的de企qi業ye已yi從cong國guo外wai重zhong金jin采cai購gou該gai設she備bei,這zhe無wu疑yi縮suo短duan了le與yu國guo外wai企qi業ye的de差cha距ju,但dan要yao從cong整zheng體ti上shang使shi國guo產chan設she備bei真zhen正zheng滿man足zu市shi場chang需xu求qiu,還hai需xu要yao作zuo進jin一yi步bu的de努nu力li。