http://kadhoai.com.cn 2026-04-26 13:15:32
woguofamenxingyesuiranjinnianlaifazhansudujiaokuai,danxingyedezhengtishuipingrengdi,chanpinjishuhanliangdi,xuduocanshugaodeguanjianfamenhaiyilaijinkou。youzhuanjiaguji,woguofamenshuipingyuguowaixianjinguojiaxiangbiyaoluohou10~20年。前不久,中國閥門行業為加強與歐洲閥門製造行業的交流,先後組織了國內10餘家閥門企業的老總出訪歐洲,學到了許多國外同行的可貴經驗,同時與國外閥門行業相比,也看到了我們自身的不足。
加工工藝上的差距
在焊接工藝上,德國KSB公司為滿足核級閥門的密封材料抗輻射的要求,已廣泛采用特殊焊粉進行無鈷焊接;法國威蘭閥門公司將焊前預熱、自動焊接、焊後處理在同一設備或同一條加工生產線上完成,無論焊前、焊中、焊後處理,溫度都可以實現自動控製,保證焊接質量。
而(er)國(guo)內(nei)在(zai)閥(fa)門(men)焊(han)接(jie)上(shang)工(gong)藝(yi)落(luo)後(hou),有(you)的(de)還(hai)采(cai)用(yong)陳(chen)舊(jiu)的(de)焊(han)接(jie)方(fang)法(fa),焊(han)工(gong)技(ji)術(shu)水(shui)平(ping)低(di),所(suo)焊(han)材(cai)料(liao)也(ye)是(shi)普(pu)通(tong)材(cai)料(liao),達(da)不(bu)到(dao)特(te)殊(shu)閥(fa)門(men)設(she)計(ji)要(yao)求(qiu)。好(hao)多(duo)企(qi)業(ye)整(zheng)天(tian)忙(mang)於(yu)產(chan)銷(xiao),很(hen)少(shao)在(zai)工(gong)藝(yi)上(shang)進(jin)行(xing)鑽(zuan)研(yan)改(gai)進(jin)。
在模鍛件新工藝的運用上,德國KSB公司生產閥門材質以耐高溫合金鋼F91、F22為主,而高壓閥門又以鍛造件為主,保證了產品的可靠性和經濟性。對批量較大的600Lb以下的閘閥采用模鍛,並進行焊接,閥門沒有因鑄造而造成氣孔、疏鬆等諸多缺陷,並大大減少自由鍛的材料浪費,經濟性大為提高。
而國內行業閥門毛坯件大都以鑄造件多,采用模鍛的很少,在600Lb以(yi)下(xia)壓(ya)力(li)高(gao)的(de)閥(fa)門(men)模(mo)鍛(duan)更(geng)可(ke)謂(wei)鳳(feng)毛(mao)麟(lin)角(jiao)。這(zhe)方(fang)麵(mian)好(hao)多(duo)企(qi)業(ye)為(wei)了(le)減(jian)少(shao)成(cheng)本(ben),大(da)都(dou)采(cai)用(yong)鑄(zhu)鋼(gang)件(jian),低(di)壓(ya)的(de)采(cai)用(yong)鑄(zhu)鐵(tie)件(jian)多(duo),材(cai)質(zhi)成(cheng)本(ben)低(di),加(jia)工(gong)工(gong)藝(yi)簡(jian)單(dan)。
質量管理及設備方麵的差距
法國伯納德電動裝置公司2005年銷售額為3億元人民幣,出口占銷售的70%,建立了全球性的銷售網絡,我國的冶金、造紙、水處理和油氣管線閥門大量采用了該公司的電裝產品。在核電領域,他們的供貨量在全球排名第二,法國有70多座核電站使用他們的產品。他們的管理十分到位,公司的零件加工記錄單隨零件一起流轉,生產場地整齊、整zheng潔jie,兩liang條tiao裝zhuang配pei流liu水shui線xian在zai有you序xu地di工gong作zuo。他ta們men絲si杆gan加jia工gong采cai用yong滾gun壓ya的de方fang式shi,效xiao率lv高gao,零ling件jian表biao麵mian光guang潔jie度du高gao。加jia工gong後hou的de零ling件jian清qing潔jie處chu理li及ji時shi,工gong位wei器qi具ju應ying用yong得de當dang,如ru每mei根gen軸zhou上shang套tao一yi個ge塑su料liao袋dai,很hen簡jian單dan,但dan卻que很hen實shi用yong,避bi免mian了le零ling件jian之zhi間jian的de碰peng撞zhuang劃hua傷shang。零ling件jian的de塗tu裝zhuang方fang式shi與yu國guo內nei差cha不bu多duo,但dan由you於yu毛mao坯pi本ben身shen光guang滑hua平ping整zheng及ji油you漆qi的de質zhi量liang過guo硬ying,噴pen漆qi以yi後hou的de產chan品pin,外wai觀guan效xiao果guo和he質zhi量liang相xiang當dang好hao。
相xiang比bi而er言yan,國guo內nei在zai質zhi量liang管guan理li上shang還hai有you諸zhu多duo缺que陷xian,首shou先xian在zai工gong藝yi上shang或huo多duo或huo少shao被bei忽hu視shi,好hao多duo企qi業ye明ming明ming有you質zhi保bao體ti係xi,可ke實shi際ji工gong作zuo中zhong卻que沒mei有you用yong武wu之zhi地di,質zhi量liang管guan理li執zhi行xing起qi來lai自zi行xing其qi是shi,隨sui心xin所suo欲yu;其次在裝配過程中也是馬虎了事。難怪有的閥門一安裝就出現跑、冒、滴、漏現象。
再如國內好多企業生產設備落後,至今停留在上世紀70~80niandaishuipingshang,youdeshebeizaoyiguoleshiyongshoumingqi,haizaimanfuheyunzhuan,chanpinjiagongzhiliangyouzennengbaozhengne?youdexianyuzijin,yezailuxutianzhishukonghejiagongzhongxin,danxingchengshukonghuajiagongdeqiyezhijinzaixingyezhongbingbuduo,jinzhan20%左右。
流程管理上的差距
法(fa)國(guo)威(wei)蘭(lan)公(gong)司(si)設(she)備(bei)的(de)布(bu)置(zhi)按(an)產(chan)品(pin)工(gong)藝(yi)路(lu)線(xian)進(jin)行(xing),以(yi)達(da)到(dao)加(jia)工(gong)工(gong)藝(yi)路(lu)線(xian)最(zui)短(duan),這(zhe)樣(yang)操(cao)作(zuo)人(ren)員(yuan)就(jiu)可(ke)以(yi)在(zai)最(zui)小(xiao)的(de)動(dong)作(zuo)範(fan)圍(wei)內(nei)完(wan)成(cheng)工(gong)件(jian)加(jia)工(gong)。他(ta)們(men)大(da)量(liang)采(cai)用(yong)了(le)加(jia)工(gong)中(zhong)心(xin)甚(shen)至(zhi)五(wu)軸(zhou)聯(lian)動(dong)的(de)柔(rou)性(xing)加(jia)工(gong)中(zhong)心(xin),數(shu)控(kong)車(che)銑(xi)加(jia)工(gong)機(ji)床(chuang)和(he)CNC數控機床,將計算機輔助製造連成一線,產品在設備上一次裝夾、一(yi)次(ci)編(bian)程(cheng)。編(bian)程(cheng)工(gong)作(zuo)甚(shen)至(zhi)可(ke)在(zai)辦(ban)公(gong)室(shi)遠(yuan)程(cheng)操(cao)作(zuo),這(zhe)樣(yang)簡(jian)化(hua)了(le)機(ji)加(jia)工(gong)工(gong)藝(yi),工(gong)程(cheng)技(ji)術(shu)人(ren)員(yuan)隻(zhi)要(yao)把(ba)程(cheng)序(xu)編(bian)好(hao),選(xuan)用(yong)合(he)適(shi)的(de)刀(dao)具(ju),就(jiu)能(neng)保(bao)證(zheng)產(chan)品(pin)的(de)加(jia)工(gong)要(yao)求(qiu),並(bing)使(shi)產(chan)品(pin)高(gao)質(zhi)量(liang)和(he)高(gao)效(xiao)率(lv)。
同樣,意大利新比隆公司生產流程特點是:接到訂單後,由設計開發中心轉化,提供產品的設計圖樣、外協外購明細、機(ji)械(xie)加(jia)工(gong)程(cheng)序(xu)等(deng)技(ji)術(shu)文(wen)件(jian),通(tong)過(guo)內(nei)部(bu)網(wang)絡(luo)傳(chuan)輸(shu)到(dao)各(ge)相(xiang)關(guan)部(bu)門(men),生(sheng)產(chan)部(bu)門(men)根(gen)據(ju)技(ji)術(shu)要(yao)求(qiu)和(he)銷(xiao)售(shou)訂(ding)單(dan)組(zu)織(zhi)生(sheng)產(chan)。坯(pi)件(jian)進(jin)廠(chang)後(hou),庫(ku)管(guan)人(ren)員(yuan)會(hui)根(gen)據(ju)生(sheng)產(chan)計(ji)劃(hua)將(jiang)坯(pi)件(jian)及(ji)其(qi)他(ta)部(bu)分(fen)配(pei)件(jian)送(song)往(wang)各(ge)加(jia)工(gong)、裝zhuang配pei場chang地di,他ta們men並bing非fei全quan部bu自zi己ji生sheng產chan,很hen多duo也ye是shi采cai購gou。但dan他ta們men幾ji乎hu所suo有you產chan品pin零ling部bu件jian都dou是shi在zai數shu控kong設she備bei上shang完wan成cheng的de,加jia工gong精jing度du高gao,加jia工gong效xiao率lv也ye非fei常chang高gao。員yuan工gong在zai數shu控kong加jia工gong設she備bei的de操cao作zuo台tai上shang可ke調tiao閱yue零ling件jian加jia工gong圖tu和he零ling件jian加jia工gong程cheng序xu,他ta隻zhi需xu按an加jia工gong工gong藝yi要yao求qiu將jiang工gong件jian裝zhuang夾jia到dao數shu控kong設she備bei上shang,啟qi動dong加jia工gong程cheng序xu,就jiu可ke以yi自zi動dong完wan成cheng車che、鑽、銑、鏜等加工工序。
而er國guo內nei好hao多duo閥fa門men企qi業ye不bu專zhuan業ye,小xiao而er全quan,產chan品pin混hun雜za,加jia工gong閥fa門men混hun亂luan,車che間jian加jia工gong設she備bei布bu局ju不bu合he理li,零ling部bu件jian堆dui放fang不bu集ji中zhong。目mu前qian國guo內nei普pu遍bian采cai用yong計ji件jian工gong時shi製zhi,但dan同tong樣yang存cun在zai弊bi病bing,工gong時shi不bu合he理li,多duo數shu的de還hai采cai用yong原yuan始shi手shou工gong記ji錄lu彙hui總zong結jie算suan。正zheng是shi由you於yu一yi些xie企qi業ye流liu程cheng管guan理li水shui平ping限xian製zhi,導dao致zhi產chan品pin技ji術shu水shui平ping低di,加jia工gong工gong藝yi滯zhi後hou,原yuan材cai料liao浪lang費fei嚴yan重zhong。
此ci外wai,國guo內nei機ji械xie加jia工gong設she備bei的de工gong藝yi布bu置zhi大da都dou是shi按an設she備bei的de種zhong類lei進jin行xing安an排pai,如ru加jia工gong中zhong心xin的de擺bai設she,臥wo式shi放fang在zai一yi排pai,立li式shi放fang在zai一yi排pai,數shu控kong機ji床chuang放fang在zai一yi排pai,這zhe種zhong安an排pai隻zhi考kao慮lv到dao現xian場chang整zheng齊qi,而er沒mei有you考kao慮lv便bian於yu操cao作zuo,勞lao動dong效xiao率lv就jiu低di,本ben末mo倒dao置zhi了le。
技術創新能力上的差距
技(ji)術(shu)創(chuang)新(xin)能(neng)力(li)不(bu)足(zu),這(zhe)是(shi)阻(zu)礙(ai)我(wo)們(men)閥(fa)門(men)行(xing)業(ye)發(fa)展(zhan)的(de)絆(ban)腳(jiao)石(shi)。目(mu)前(qian)國(guo)內(nei)許(xu)多(duo)閥(fa)門(men)企(qi)業(ye)引(yin)進(jin)先(xian)進(jin)技(ji)術(shu)後(hou)就(jiu)很(hen)少(shao)進(jin)行(xing)再(zai)創(chuang)新(xin)了(le),這(zhe)樣(yang)的(de)結(jie)果(guo)是(shi)閥(fa)門(men)企(qi)業(ye)很(hen)難(nan)把(ba)產(chan)品(pin)出(chu)口(kou)到(dao)西(xi)方(fang)市(shi)場(chang)。
其qi實shi就jiu技ji術shu水shui平ping而er言yan,常chang規gui閥fa門men的de設she計ji和he材cai料liao應ying用yong上shang,我wo們men與yu國guo外wai知zhi名ming企qi業ye相xiang比bi,並bing沒mei有you多duo大da的de差cha距ju,在zai製zhi造zao工gong藝yi上shang也ye沒mei有you不bu可ke逾yu越yue的de鴻hong溝gou,那na差cha在zai什shen麼me地di方fang呢ne?實shi際ji就jiu是shi差cha在zai認ren真zhen二er字zi上shang。有you這zhe樣yang一yi種zhong產chan品pin,原yuan本ben是shi德de國guo某mou公gong司si水shui閥fa專zhuan利li產chan品pin,有you幾ji個ge不bu同tong的de企qi業ye同tong時shi生sheng產chan,一yi個ge是shi某mou外wai國guo公gong司si,一yi個ge是shi台tai資zi企qi業ye,一yi個ge是shi國guo內nei公gong司si。一yi樣yang的de產chan品pin圖tu,生sheng產chan出chu來lai的de閥fa門men實shi物wu卻que是shi兩liang樣yang。前qian兩liang家jia公gong司si不bu論lun是shi內nei在zai質zhi量liang,還hai是shi外wai觀guan上shang都dou比bi國guo內nei公gong司si做zuo的de好hao。令ling人ren不bu解jie的de是shi,這zhe幾ji家jia公gong司si都dou在zai中zhong國guo國guo內nei生sheng產chan這zhe種zhong產chan品pin,而er且qie鑄zhu件jian毛mao坯pi都dou來lai自zi國guo內nei的de工gong廠chang,但dan結jie果guo相xiang差cha很hen大da。從cong某mou種zhong意yi義yi上shang說shuo,我wo們men的de經jing營ying理li念nian、追求目標和外資企業有很大差距,特別是在產品毛坯加工工藝上確實存在一定問題,也是我們必須深刻思考的。
在工廠建設上國外企業的做法與中國企業也有所不同。我國的企業先是搞基建,擴建生產廠房、zengtianshengchanshebei,changfangshiyikuozaikuo,zhuiqiudaerquan,xiandaiqipai,bingzhixiangshengchanguimodekuoda,hushilexinchanpindeyanfahetouru,chanpinhoujinyanzhongbuzu,ershengchanchanpindabufenshifangzhi,zhishengchanputongdidangchanpin,guoduodibajinglitourushichangjingyingshang,yinerqueshaohexinjingzhengli。guoneideyixieqiyezaigaoyanfashi,jiaoduodeshicankaoqitachangshangdesheji,congerhulveleyuanshishiyanshujudezhongyaoxing,zheyangkaifachulaidechanpinzhijuyouwaixingermeiyouzhenzhengdelinghun。
形成合力加快閥門行業發展
低di成cheng本ben是shi中zhong國guo閥fa門men業ye的de主zhu要yao競jing爭zheng優you勢shi,同tong時shi,我wo國guo持chi續xu增zeng長chang的de市shi場chang空kong間jian也ye是shi中zhong國guo閥fa門men行xing業ye保bao持chi優you勢shi的de先xian決jue條tiao件jian。但dan這zhe僅jin是shi企qi業ye的de外wai在zai優you勢shi,並bing不bu是shi企qi業ye的de核he心xin競jing爭zheng力li。
為(wei)了(le)解(jie)決(jue)目(mu)前(qian)我(wo)國(guo)閥(fa)門(men)業(ye)存(cun)在(zai)的(de)問(wen)題(ti),國(guo)家(jia)也(ye)製(zhi)定(ding)了(le)一(yi)些(xie)政(zheng)策(ce)鼓(gu)勵(li)帶(dai)動(dong)閥(fa)門(men)行(xing)業(ye)的(de)發(fa)展(zhan),促(cu)進(jin)國(guo)內(nei)企(qi)業(ye)掌(zhang)握(wo)完(wan)整(zheng)的(de)研(yan)發(fa)和(he)製(zhi)造(zao)技(ji)術(shu),同(tong)時(shi)國(guo)內(nei)經(jing)濟(ji)建(jian)設(she)的(de)高(gao)速(su)發(fa)展(zhan)和(he)諸(zhu)多(duo)大(da)型(xing)項(xiang)目(mu)建(jian)設(she),也(ye)為(wei)國(guo)內(nei)閥(fa)門(men)行(xing)業(ye)創(chuang)造(zao)了(le)足(zu)夠(gou)的(de)市(shi)場(chang)空(kong)間(jian),在(zai)這(zhe)種(zhong)形(xing)勢(shi)下(xia),中(zhong)國(guo)閥(fa)門(men)業(ye)應(ying)抓(zhua)住(zhu)機(ji)遇(yu),努(nu)力(li)趕(gan)上(shang)。
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