http://www.kadhoai.com.cn 2026-04-07 12:37:59
我(wo)國(guo)閥(fa)門(men)行(xing)業(ye)雖(sui)然(ran)近(jin)年(nian)來(lai)發(fa)展(zhan)速(su)度(du)較(jiao)快(kuai),但(dan)行(xing)業(ye)的(de)整(zheng)體(ti)水(shui)平(ping)仍(reng)低(di),產(chan)品(pin)技(ji)術(shu)含(han)量(liang)低(di),許(xu)多(duo)參(can)數(shu)高(gao)的(de)關(guan)鍵(jian)閥(fa)門(men)還(hai)依(yi)賴(lai)進(jin)口(kou)。有(you)專(zhuan)家(jia)估(gu)計(ji),我(wo)國(guo)閥(fa)門(men)水(shui)平(ping)與(yu)國(guo)外(wai)先(xian)進(jin)國(guo)家(jia)相(xiang)比(bi)要(yao)落(luo)後(hou)10~20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、zhengjie,liangtiaozhuangpeiliushuixianzaiyouxudigongzuo。tamensiganjiagongcaiyonggunyadefangshi,xiaolvgao,lingjianbiaomianguangjiedugao。jiagonghoudelingjianqingjiechulijishi,gongweiqijuyingyongdedang,rumeigenzhoushangtaoyigesuliaodai,henjiandan,danquehenshiyong,bimianlelingjianzhijiandepengzhuanghuashang。lingjiandetuzhuangfangshiyuguoneichabuduo,danyouyumaopibenshenguanghuapingzhengjiyouqidezhiliangguoying,penqiyihoudechanpin,waiguanxiaoguohezhiliangxiangdanghao。
xiangbieryan,guoneizaizhiliangguanlishanghaiyouzhuduoquexian,shouxianzaigongyishanghuoduohuoshaobeihushi,haoduoqiyemingmingyouzhibaotixi,keshijigongzuozhongquemeiyouyongwuzhidi,zhiliangguanlizhixingqilaizixingqishi,suixinsuoyu;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70~80年nian代dai水shui平ping上shang,有you的de設she備bei早zao已yi過guo了le使shi用yong壽shou命ming期qi,還hai在zai滿man負fu荷he運yun轉zhuan,產chan品pin加jia工gong質zhi量liang又you怎zen能neng保bao證zheng呢ne?有you的de限xian於yu資zi金jin,也ye在zai陸lu續xu添tian置zhi數shu控kong和he加jia工gong中zhong心xin,但dan形xing成cheng數shu控kong化hua加jia工gong的de企qi業ye至zhi今jin在zai行xing業ye中zhong並bing不bu多duo,僅jin占zhan20%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。
ciwai,guoneijixiejiagongshebeidegongyibuzhidadoushianshebeidezhongleijinxinganpai,rujiagongzhongxindebaishe,woshifangzaiyipai,lishifangzaiyipai,shukongjichuangfangzaiyipai,zhezhonganpaizhikaolvdaoxianchangzhengqi,ermeiyoukaolvbianyucaozuo,laodongxiaolvjiudi,benmodaozhile。
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)。
qishijiujishushuipingeryan,changguifamendeshejihecailiaoyingyongshang,womenyuguowaizhimingqiyexiangbi,bingmeiyouduodadechaju,zaizhizaogongyishangyemeiyoubukeyuyuedehonggou,nachazaishenmedifangne?shijijiushichazairenzhenerzishang。youzheyangyizhongchanpin,yuanbenshideguomougongsishuifazhuanlichanpin,youjigebutongdeqiyetongshishengchan,yigeshimouwaiguogongsi,yigeshitaiziqiye,yigeshiguoneigongsi。yiyangdechanpintu,shengchanchulaidefamenshiwuqueshiliangyang。qianliangjiagongsibulunshineizaizhiliang,haishiwaiguanshangdoubiguoneigongsizuodehao。lingrenbujiedeshi,zhejijiagongsidouzaizhongguoguoneishengchanzhezhongchanpin,erqiezhujianmaopidoulaiziguoneidegongchang,danjieguoxiangchahenda。congmouzhongyiyishangshuo,womendejingyinglinian、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、增(zeng)添(tian)生(sheng)產(chan)設(she)備(bei),廠(chang)房(fang)是(shi)一(yi)擴(kuo)再(zai)擴(kuo),追(zhui)求(qiu)大(da)而(er)全(quan),現(xian)代(dai)氣(qi)派(pai),並(bing)隻(zhi)想(xiang)生(sheng)產(chan)規(gui)模(mo)的(de)擴(kuo)大(da),忽(hu)視(shi)了(le)新(xin)產(chan)品(pin)的(de)研(yan)發(fa)和(he)投(tou)入(ru),產(chan)品(pin)後(hou)勁(jin)嚴(yan)重(zhong)不(bu)足(zu),而(er)生(sheng)產(chan)產(chan)品(pin)大(da)部(bu)分(fen)是(shi)仿(fang)製(zhi),隻(zhi)生(sheng)產(chan)普(pu)通(tong)低(di)檔(dang)產(chan)品(pin),過(guo)多(duo)地(di)把(ba)精(jing)力(li)投(tou)入(ru)市(shi)場(chang)經(jing)營(ying)上(shang),因(yin)而(er)缺(que)少(shao)核(he)心(xin)競(jing)爭(zheng)力(li)。國(guo)內(nei)的(de)一(yi)些(xie)企(qi)業(ye)在(zai)搞(gao)研(yan)發(fa)時(shi),較(jiao)多(duo)的(de)是(shi)參(can)考(kao)其(qi)他(ta)廠(chang)商(shang)的(de)設(she)計(ji),從(cong)而(er)忽(hu)略(lve)了(le)原(yuan)始(shi)實(shi)驗(yan)數(shu)據(ju)的(de)重(zhong)要(yao)性(xing),這(zhe)樣(yang)開(kai)發(fa)出(chu)來(lai)的(de)產(chan)品(pin)隻(zhi)具(ju)有(you)外(wai)形(xing)而(er)沒(mei)有(you)真(zhen)正(zheng)的(de)靈(ling)魂(hun)。
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)。
weilejiejuemuqianwoguofamenyecunzaidewenti,guojiayezhidingleyixiezhengcegulidaidongfamenxingyedefazhan,cujinguoneiqiyezhangwowanzhengdeyanfahezhizaojishu,tongshiguoneijingjijianshedegaosufazhanhezhuduodaxingxiangmujianshe,yeweiguoneifamenxingyechuangzaolezugoudeshichangkongjian,zaizhezhongxingshixia,zhongguofamenyeyingzhuazhujiyu,nuliganshang。
chuangxinshixingyefazhandeweiyitujing。yigeminzumeiyouchuangxin,jiumeiyoulelinghun。yigeqiyemeiyouzijidehexinjishu,namezaiguojichanyehuafengongzhong,jiuzhinengchongdangguojidagongdejiaose。yucitongshi,bixuzhongshiguanlishuipingdetigao。jianliqiyewenhua,zairenliziyuanguanlihejisuanjifuzhuzhizaoshangxiagongfu,tigaolaodongshengchanxiaolv,congerqudelianghaodejingjixiaoyi。
顯(xian)而(er)易(yi)見(jian),有(you)差(cha)距(ju)並(bing)不(bu)可(ke)怕(pa),隻(zhi)要(yao)我(wo)們(men)調(tiao)整(zheng)好(hao)發(fa)展(zhan)思(si)路(lu),增(zeng)強(qiang)發(fa)展(zhan)的(de)信(xin)心(xin),強(qiang)化(hua)企(qi)業(ye)管(guan)理(li),推(tui)進(jin)技(ji)術(shu)進(jin)步(bu),重(zhong)視(shi)技(ji)術(shu)創(chuang)新(xin)和(he)核(he)心(xin)技(ji)術(shu)的(de)研(yan)發(fa),提(ti)高(gao)企(qi)業(ye)的(de)核(he)心(xin)競(jing)爭(zheng)力(li)。在(zai)不(bu)久(jiu)的(de)將(jiang)來(lai),我(wo)國(guo)閥(fa)門(men)骨(gu)幹(gan)企(qi)業(ye)一(yi)定(ding)能(neng)夠(gou)趕(gan)上(shang)和(he)超(chao)過(guo)國(guo)外(wai)同(tong)類(lei)企(qi)業(ye),為(wei)國(guo)家(jia)重(zhong)大(da)技(ji)術(shu)裝(zhuang)備(bei)國(guo)產(chan)化(hua)做(zuo)出(chu)貢(gong)獻(xian),在(zai)世(shi)界(jie)閥(fa)門(men)市(shi)場(chang)競(jing)爭(zheng)中(zhong)占(zhan)有(you)一(yi)定(ding)的(de)份(fen)額(e),並(bing)成(cheng)為(wei)世(shi)界(jie)閥(fa)門(men)製(zhi)造(zao)業(ye)的(de)強(qiang)國(guo)。