彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)加(jia)工(gong)(gong)工(gong)(gong)藝(yi)(yi)可以分(fen)為(wei)很多種(zhong)(zhong)，主要(yao)(yao)有(you)拉彎(wan)(wan)(wan)、繞彎(wan)(wan)(wan)、推(tui)彎(wan)(wan)(wan)等多種(zhong)(zhong)方式，這(zhe)些方式又可以分(fen)為(wei)冷(leng)彎(wan)(wan)(wan)和熱(re)(re)彎(wan)(wan)(wan)兩種(zhong)(zhong)彎(wan)(wan)(wan)制狀態(tai)。對(dui)于不(bu)(bu)同的(de)(de)(de)(de)彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)所應用(yong)的(de)(de)(de)(de)加(jia)工(gong)(gong)技術(shu)是(shi)不(bu)(bu)同的(de)(de)(de)(de)，不(bu)(bu)同彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)特性(xing)也是(shi)不(bu)(bu)一(yi)(yi)樣的(de)(de)(de)(de)。中(zhong)(zhong)頻彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)主要(yao)(yao)用(yong)于加(jia)熱(re)(re)直縫管(guan)(guan)(guan)(guan)、無(wu)縫鋼管(guan)(guan)(guan)(guan)，通過(guo)中(zhong)(zhong)頻加(jia)熱(re)(re)后，達到效果才能生產。中(zhong)(zhong)頻感應加(jia)熱(re)(re)彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)是(shi)一(yi)(yi)種(zhong)(zhong)先(xian)進的(de)(de)(de)(de)彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)方法(fa)。但(dan)是(shi),如(ru)果彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)工(gong)(gong)藝(yi)(yi)不(bu)(bu)當,可能出現管(guan)(guan)(guan)(guan)材(cai)金屬組織松弛損傷(shang)現象。這(zhe)種(zhong)(zhong)損傷(shang)表現為(wei)一(yi)(yi)種(zhong)(zhong)微細的(de)(de)(de)(de)晶(jing)界裂紋,對(dui)管(guan)(guan)(guan)(guan)材(cai)的(de)(de)(de)(de)機械(xie)性(xing)能及使用(yong)壽命有(you)一(yi)(yi)定的(de)(de)(de)(de)不(bu)(bu)良影響。中(zhong)(zhong)頻彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)加(jia)熱(re)(re)范(fan)圍窄,管(guan)(guan)(guan)(guan)壁(bi)內外溫度不(bu)(bu)均(jun),在彎(wan)(wan)(wan)管(guan)(guan)(guan)(guan)過(guo)程中(zhong)(zhong)管(guan)(guan)(guan)(guan)材(cai)受到驟冷(leng)驟熱(re)(re),這(zhe)是(shi)它本(ben)身固(gu)有(you)的(de)(de)(de)(de)弱點。不(bu)(bu)銹鋼鋼結構(gou)拉彎(wan)(wan)(wan)哪家靠譜(pu)？松江(jiang)區金屬鋼結構(gou)拉彎(wan)(wan)(wan)

以往主要采用(yong)經(jing)驗(yan)及試制(zhi)(zhi)的(de)(de)(de)方(fang)法確(que)定(ding)鋁型(xing)(xing)(xing)材合理的(de)(de)(de)拉(la)(la)(la)(la)彎(wan)(wan)(wan)成(cheng)(cheng)形(xing)(xing)(xing)方(fang)案(an)，但(dan)是成(cheng)(cheng)本高(gao)、周期(qi)長(chang)。隨著有限元CAE分析技(ji)術的(de)(de)(de)發(fa)展(zhan)，可以快速(su)的(de)(de)(de)預測拉(la)(la)(la)(la)彎(wan)(wan)(wan)過(guo)(guo)程(cheng)(cheng)出現的(de)(de)(de)缺陷，并(bing)分析各(ge)成(cheng)(cheng)形(xing)(xing)(xing)參(can)數對成(cheng)(cheng)形(xing)(xing)(xing)結果的(de)(de)(de)影響，幫助(zhu)設計者制(zhi)(zhi)定(ding)合理的(de)(de)(de)成(cheng)(cheng)形(xing)(xing)(xing)方(fang)案(an)，達到縮短(duan)開發(fa)周期(qi)及節(jie)約(yue)開發(fa)成(cheng)(cheng)本的(de)(de)(de)目的(de)(de)(de)叭(ba)周賢(xian)賓(bin)等利用(yong)PamStamp軟件(jian)開展(zhan)型(xing)(xing)(xing)材2D拉(la)(la)(la)(la)彎(wan)(wan)(wan)數值模(mo)(mo)(mo)擬建模(mo)(mo)(mo)技(ji)術研究叫(jiao)準確(que)模(mo)(mo)(mo)擬了型(xing)(xing)(xing)材拉(la)(la)(la)(la)彎(wan)(wan)(wan)的(de)(de)(de)運(yun)動過(guo)(guo)程(cheng)(cheng)叫(jiao)避(bi)免了計算拉(la)(la)(la)(la)彎(wan)(wan)(wan)夾持端運(yun)動軌跡(ji)的(de)(de)(de)復雜過(guo)(guo)程(cheng)(cheng),為拉(la)(la)(la)(la)彎(wan)(wan)(wan)CAE分析提供(gong)了有效且可靠的(de)(de)(de)解(jie)(jie)收稿(gao)日期(qi):2019-06-12=作者簡介:劉裕中(1987-),男(漢族)，江西吉安人,I：程(cheng)(cheng)師,主要研究方(fang)向：汽車輕量化相關液壓成(cheng)(cheng)形(xing)(xing)(xing)及鋁型(xing)(xing)(xing)材彎(wan)(wan)(wan)曲成(cheng)(cheng)形(xing)(xing)(xing)等。決方(fang)法。但(dan)是拉(la)(la)(la)(la)彎(wan)(wan)(wan)建模(mo)(mo)(mo)過(guo)(guo)程(cheng)(cheng)仍較為繁瑣，需(xu)要耗費較長(chang)時間。因此如何進行(xing)快速(su)建模(mo)(mo)(mo),減(jian)少建模(mo)(mo)(mo)過(guo)(guo)程(cheng)(cheng)中的(de)(de)(de)失誤，制(zhi)(zhi)定(ding)標準流程(cheng)(cheng)是拉(la)(la)(la)(la)彎(wan)(wan)(wan)成(cheng)(cheng)形(xing)(xing)(xing)所(suo)(suo)需(xu)解(jie)(jie)決的(de)(de)(de)問題。1拉(la)(la)(la)(la)彎(wan)(wan)(wan)成(cheng)(cheng)形(xing)(xing)(xing)工藝方(fang)案(an)圖(tu)1所(suo)(suo)示為某車型(xing)(xing)(xing)的(de)(de)(de)前防撞(zhuang)梁，零件(jian)長(chang)1150mm,截(jie)面為"日"字形(xing)(xing)(xing)，截(jie)面寬(kuan)113mm,高(gao)40mm,寬(kuan)高(gao)比約(yue)3:1,材料為6082T6,初(chu)始(shi)料長(chang)1160mm,通過(guo)(guo)拉(la)(la)(la)(la)伸試驗(yan)。上海碳鋼鋼結構拉(la)(la)(la)(la)彎(wan)(wan)(wan)供(gong)應松江區(qu)方(fang)管鋼結構拉(la)(la)(la)(la)彎(wan)(wan)(wan)加工設備。

拉(la)彎(wan)(wan)構(gou)(gou)件：承(cheng)受(shou)軸(zhou)(zhou)心拉(la)力(li)和(he)彎(wan)(wan)矩(ju)(ju)共(gong)同(tong)作用(yong)下(xia)(xia)的(de)構(gou)(gou)件成為(wei)拉(la)彎(wan)(wan)構(gou)(gou)件，它(ta)包括偏心受(shou)拉(la)構(gou)(gou)件和(he)有(you)橫向荷(he)載作用(yong)的(de)拉(la)桿構(gou)(gou)件。鋼結(jie)構(gou)(gou)中拉(la)彎(wan)(wan)構(gou)(gou)件應用(yong)較少對(dui)于拉(la)彎(wan)(wan)構(gou)(gou)件，如果彎(wan)(wan)矩(ju)(ju)不(bu)大而主要承(cheng)受(shou)軸(zhou)(zhou)心拉(la)力(li)作用(yong)時，它(ta)的(de)截面(mian)(mian)形(xing)式(shi)和(he)一般軸(zhou)(zhou)心拉(la)桿一樣。彎(wan)(wan)在拉(la)力(li)和(he)彎(wan)(wan)矩(ju)(ju)的(de)共(gong)同(tong)作用(yong)下(xia)(xia)，截面(mian)(mian)出現塑性(xing)(xing)鉸即視為(wei)承(cheng)受(shou)能力(li)的(de)極限。但對(dui)格構(gou)(gou)式(shi)構(gou)(gou)件或冷彎(wan)(wan)薄壁型鋼構(gou)(gou)件，截面(mian)(mian)邊緣出現塑性(xing)(xing)即已基本上達到強度的(de)極限。一般情況下(xia)(xia)，拉(la)彎(wan)(wan)構(gou)(gou)件喪失(shi)整體(ti)穩定(ding)性(xing)(xing)和(he)局部穩定(ding)性(xing)(xing)的(de)可能性(xing)(xing)不(bu)大。

焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)的(de)(de)(de)(de)質(zhi)量(liang)(liang)(liang)等(deng)(deng)(deng)(deng)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)應(ying)(ying)(ying)(ying)(ying)根(gen)據結構(gou)的(de)(de)(de)(de)重要(yao)性(xing)、荷載(zai)特性(xing)、焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)形(xing)式(shi)、工(gong)作(zuo)環境以(yi)(yi)及(ji)應(ying)(ying)(ying)(ying)(ying)力(li)(li)狀(zhuang)態等(deng)(deng)(deng)(deng)情況，按下(xia)列(lie)原則選用(yong)(yong)(yong)(yong)：（1）在承(cheng)受(shou)(shou)動荷載(zai)且需要(yao)進(jin)行疲勞(lao)驗算(suan)的(de)(de)(de)(de)構(gou)件(jian)(jian)中(zhong)，凡要(yao)求與母材(cai)等(deng)(deng)(deng)(deng)強連接(jie)的(de)(de)(de)(de)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)應(ying)(ying)(ying)(ying)(ying)焊(han)(han)(han)(han)(han)(han)透(tou)(tou)(tou)，其(qi)質(zhi)量(liang)(liang)(liang)等(deng)(deng)(deng)(deng)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)應(ying)(ying)(ying)(ying)(ying)符(fu)合(he)(he)(he)下(xia)列(lie)規定：1)作(zuo)用(yong)(yong)(yong)(yong)力(li)(li)垂直(zhi)于(yu)(yu)(yu)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)長度方(fang)(fang)向(xiang)(xiang)(xiang)的(de)(de)(de)(de)橫向(xiang)(xiang)(xiang)對(dui)(dui)接(jie)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)或T形(xing)對(dui)(dui)接(jie)與角接(jie)組合(he)(he)(he)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)，受(shou)(shou)拉時(shi)應(ying)(ying)(ying)(ying)(ying)為一級(ji)(ji)(ji)(ji)(ji)(ji)(ji)，受(shou)(shou)壓時(shi)不應(ying)(ying)(ying)(ying)(ying)低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)；2)作(zuo)用(yong)(yong)(yong)(yong)力(li)(li)平(ping)行于(yu)(yu)(yu)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)長度方(fang)(fang)向(xiang)(xiang)(xiang)的(de)(de)(de)(de)縱向(xiang)(xiang)(xiang)對(dui)(dui)接(jie)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)不應(ying)(ying)(ying)(ying)(ying)低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)；3)重級(ji)(ji)(ji)(ji)(ji)(ji)(ji)工(gong)作(zuo)制(zhi)(A6～A8)和起重量(liang)(liang)(liang)Q≥50t的(de)(de)(de)(de)中(zhong)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)工(gong)作(zuo)制(zhi)(A4、A5)吊(diao)車梁(liang)的(de)(de)(de)(de)腹(fu)板與上(shang)翼緣之(zhi)間以(yi)(yi)及(ji)吊(diao)車桁架上(shang)弦桿與節點(dian)板之(zhi)間的(de)(de)(de)(de)T形(xing)連接(jie)部(bu)位(wei)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)應(ying)(ying)(ying)(ying)(ying)焊(han)(han)(han)(han)(han)(han)透(tou)(tou)(tou)，焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)形(xing)式(shi)宜(yi)為對(dui)(dui)接(jie)與角接(jie)的(de)(de)(de)(de)組合(he)(he)(he)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)，其(qi)質(zhi)量(liang)(liang)(liang)等(deng)(deng)(deng)(deng)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)不應(ying)(ying)(ying)(ying)(ying)低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)。（2）在工(gong)作(zuo)溫度等(deng)(deng)(deng)(deng)于(yu)(yu)(yu)或低(di)于(yu)(yu)(yu)—20℃的(de)(de)(de)(de)地(di)區，構(gou)件(jian)(jian)對(dui)(dui)接(jie)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)的(de)(de)(de)(de)質(zhi)量(liang)(liang)(liang)不得低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)。（3）不需要(yao)疲勞(lao)驗算(suan)的(de)(de)(de)(de)構(gou)件(jian)(jian)中(zhong)，凡要(yao)求與母材(cai)等(deng)(deng)(deng)(deng)強的(de)(de)(de)(de)對(dui)(dui)接(jie)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)宜(yi)焊(han)(han)(han)(han)(han)(han)透(tou)(tou)(tou)，其(qi)質(zhi)量(liang)(liang)(liang)等(deng)(deng)(deng)(deng)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)受(shou)(shou)拉時(shi)不應(ying)(ying)(ying)(ying)(ying)低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)，受(shou)(shou)壓時(shi)不宜(yi)低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)。（4）部(bu)分(fen)焊(han)(han)(han)(han)(han)(han)透(tou)(tou)(tou)的(de)(de)(de)(de)對(dui)(dui)接(jie)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)、采用(yong)(yong)(yong)(yong)角焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)或部(bu)分(fen)焊(han)(han)(han)(han)(han)(han)透(tou)(tou)(tou)的(de)(de)(de)(de)對(dui)(dui)接(jie)與角接(jie)組合(he)(he)(he)焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)的(de)(de)(de)(de)T形(xing)連接(jie)部(bu)位(wei)，以(yi)(yi)及(ji)搭接(jie)連接(jie)角焊(han)(han)(han)(han)(han)(han)縫(feng)(feng)(feng)(feng)(feng)，其(qi)質(zhi)量(liang)(liang)(liang)等(deng)(deng)(deng)(deng)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)應(ying)(ying)(ying)(ying)(ying)符(fu)合(he)(he)(he)下(xia)列(lie)規定：1)直(zhi)接(jie)承(cheng)受(shou)(shou)動荷載(zai)且需要(yao)疲勞(lao)驗算(suan)的(de)(de)(de)(de)結構(gou)和吊(diao)車起重量(liang)(liang)(liang)等(deng)(deng)(deng)(deng)于(yu)(yu)(yu)或大于(yu)(yu)(yu)50t的(de)(de)(de)(de)中(zhong)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)工(gong)作(zuo)制(zhi)吊(diao)車梁(liang)以(yi)(yi)及(ji)梁(liang)柱、牛腿(tui)等(deng)(deng)(deng)(deng)重要(yao)節點(dian)不應(ying)(ying)(ying)(ying)(ying)低(di)于(yu)(yu)(yu)二(er)級(ji)(ji)(ji)(ji)(ji)(ji)(ji)；2)其(qi)他(ta)結構(gou)可為三級(ji)(ji)(ji)(ji)(ji)(ji)(ji)。鋼結構(gou)構(gou)件(jian)(jian)的(de)(de)(de)(de)連接(jie)方(fang)(fang)式(shi)及(ji)制(zhi)作(zuo)。

鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)，型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)，型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)拉(la)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)，彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)成(cheng)型(xing)(xing)(xing)(xing)(xing)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)產品鏈接：還有許(xu)多鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)的(de)(de)(de)(de)(de)方法，包括組(zu)合(he)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)，滾(gun)子加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)，彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)和鍛造以及沖(chong)壓(ya)。更常見的(de)(de)(de)(de)(de)是(shi)(shi)金屬壓(ya)制(zhi)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)，目前(qian)鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)行業(ye)的(de)(de)(de)(de)(de)發(fa)展也(ye)導致了(le)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)管加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)技(ji)(ji)術(shu)(shu)的(de)(de)(de)(de)(de)不斷發(fa)展。目前(qian)的(de)(de)(de)(de)(de)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)管加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)技(ji)(ji)術(shu)(shu)有哪(na)些？向您介紹彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)技(ji)(ji)術(shu)(shu)。鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)方法根據不同的(de)(de)(de)(de)(de)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)設備(bei)分為兩種(zhong)(zhong)類型(xing)(xing)(xing)(xing)(xing)。手動(dong)進(jin)行彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)，彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)機彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)。彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)機分為無芯彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)頭(tou)和帶芯彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)頭(tou)。手動(dong)上(shang)弦適(shi)用于(yu)(yu)(yu)小(xiao)批量生產，因為操(cao)作不需要(yao)專業(ye)設備(bei)，彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)裝置(zhi)相(xiang)對(dui)簡(jian)單(dan)，成(cheng)本相(xiang)對(dui)較低(di)，但勞動(dong)生產率(lv)(lv)低(di)，強度大(da)。鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)軋制(zhi)是(shi)(shi)一種(zhong)(zhong)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)方法，使用三(san)個輥子進(jin)行管道。中(zhong)間驅(qu)動(dong)輪(lun)是(shi)(shi)滾(gun)輪(lun)，而(er)從動(dong)輪(lun)是(shi)(shi)另外(wai)兩個。通過(guo)驅(qu)動(dong)輪(lun)和從動(dong)輪(lun)之間的(de)(de)(de)(de)(de)距(ju)離(li)實現曲(qu)(qu)(qu)率(lv)(lv)半徑(jing)的(de)(de)(de)(de)(de)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)，并(bing)且其(qi)工(gong)(gong)(gong)作原理與(yu)片材(cai)(cai)軋制(zhi)的(de)(de)(de)(de)(de)工(gong)(gong)(gong)作原理相(xiang)同。彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)的(de)(de)(de)(de)(de)環(huan)形配件(jian)適(shi)用于(yu)(yu)(yu)這種(zhong)(zhong)方法，彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)的(de)(de)(de)(de)(de)管狀配件(jian)也(ye)是(shi)(shi)合(he)適(shi)的(de)(de)(de)(de)(de)。此外(wai)，軋輥彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)適(shi)用于(yu)(yu)(yu)厚壁(bi)管件(jian)，對(dui)于(yu)(yu)(yu)大(da)曲(qu)(qu)(qu)率(lv)(lv)半徑(jing)應用而(er)言，它(ta)對(dui)于(yu)(yu)(yu)小(xiao)半徑(jing)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)是(shi)(shi)無用的(de)(de)(de)(de)(de)。早鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)主要(yao)是(shi)(shi)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)曲(qu)(qu)(qu)管坯，要(yao)在液壓(ya)機上(shang)使用模具。直管配件(jian)是(shi)(shi)合(he)適(shi)的(de)(de)(de)(de)(de)，彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)頭(tou)配件(jian)也(ye)是(shi)(shi)合(he)適(shi)的(de)(de)(de)(de)(de)，并(bing)且用于(yu)(yu)(yu)生產中(zhong)。鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)技(ji)(ji)術(shu)(shu)的(de)(de)(de)(de)(de)應用非常，鋁(lv)(lv)(lv)(lv)(lv)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)弧(hu)(hu)(hu)(hu)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)技(ji)(ji)術(shu)(shu)也(ye)在不斷完善。上(shang)海鋼(gang)結構拉(la)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)加(jia)(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心哪(na)家好(hao)？青浦(pu)區冷彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)鋼(gang)結構拉(la)彎(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)(wan)

鋼結(jie)構構件的截面形(xing)式。松江(jiang)區金(jin)屬鋼結(jie)構拉彎

我司(si)(si)在(zai)市(shi)場中(zhong)誕生(sheng)，在(zai)竟(jing)爭中(zhong)發展，在(zai)舊的(de)世紀(ji)內積累，在(zai)新的(de)世紀(ji)內壯(zhuang)大。十(shi)多(duo)年(nian)的(de)生(sheng)產(chan)歷史，市(shi)場化的(de)競爭機(ji)制，鑄(zhu)就了(le)一個技術先進，經驗豐富，設備精(jing)良，品(pin)(pin)種齊全，質量可靠的(de)金屬型(xing)材(cai)彎(wan)曲企業。展望未來，我司(si)(si)愿與所有(you)客戶(hu)精(jing)誠合作共同發展。彎(wan)曲材(cai)料材(cai)質：鋼(gang)(gang)(gang)型(xing)材(cai)、不銹鋼(gang)(gang)(gang)、鋁型(xing)材(cai)、銅型(xing)材(cai)、稀有(you)金屬、復合材(cai)料等。彎(wan)管(guan)(guan)(guan)(guan)產(chan)品(pin)(pin)分類：散熱器、盤管(guan)(guan)(guan)(guan)、排管(guan)(guan)(guan)(guan)、U型(xing)管(guan)(guan)(guan)(guan)、蛇形(xing)管(guan)(guan)(guan)(guan)、蚊香盤管(guan)(guan)(guan)(guan)、封(feng)頭盤管(guan)(guan)(guan)(guan)。彎(wan)曲截(jie)面范圍：方管(guan)(guan)(guan)(guan)（15*15-400*400），圓管(guan)(guan)(guan)(guan)（φ6-φ2000以(yi)下）槽鋼(gang)(gang)(gang)（5#-40#），角鋼(gang)(gang)(gang)（5#-20#），工(gong)字鋼(gang)(gang)(gang)（100*100-630×300），扁鋼(gang)(gang)(gang)（12*2-100*250）T型(xing)鋼(gang)(gang)(gang)（截(jie)面250以(yi)下），U型(xing)折邊(bian)（截(jie)面400以(yi)下），半圓管(guan)(guan)(guan)(guan)（φ25-φ168）W形(xing)鋼(gang)(gang)(gang)。長(chang)彎(wan)曲弧長(chang)：12M甚(shen)至于更長(chang)。松江區金屬鋼(gang)(gang)(gang)結構拉彎(wan)

上海迪藝(yi)彎管(guan)有(you)限公司在彎管(guan)，盤管(guan)，型(xing)材(cai)拉彎，換熱(re)管(guan)一(yi)(yi)直在同行(xing)業中處(chu)于(yu)較強地(di)位，無論(lun)是產品還是服務(wu)，其高水(shui)平的能力(li)(li)始終貫穿(chuan)于(yu)其中。公司成立于(yu)2006-08-22，旗(qi)下(xia)上海迪藝(yi)，已(yi)經具有(you)一(yi)(yi)定的業內水(shui)平。上海迪藝(yi)彎管(guan)致力(li)(li)于(yu)構建機械及(ji)行(xing)業設備自主(zhu)創新的競爭(zheng)力(li)(li)，產品已(yi)銷往多個國家和地(di)區，被國內外(wai)眾(zhong)多企業和客戶所認可。

本文來(lai)自宜興市恒通風機有限(xian)公司：//vijoo.com.cn/Article/78a5799864.html