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鋁合金門窗的型材的認識

來源:佳華 日期:2023-10-11

  鋁(lv)(lv)(lv)(lv)(lv)合金門(men)窗(chuang)品牌重要嗎?其(qi)(qi)實,知(zhi)名(ming)的(de)(de)(de)鋁(lv)(lv)(lv)(lv)(lv)合金門(men)窗(chuang)廠家(jia)都有一套成熟規范(fan)的(de)(de)(de)標(biao)準,差(cha)距并不(bu)(bu)大(da)。那么,對大(da)家(jia)來說,與其(qi)(qi)關注(zhu)鋁(lv)(lv)(lv)(lv)(lv)門(men)窗(chuang)是(shi)哪(na)里生產(chan)的(de)(de)(de),不(bu)(bu)如關注(zhu)鋁(lv)(lv)(lv)(lv)(lv)型材(cai)(cai)是(shi)誰加工(gong)的(de)(de)(de),他們對于加工(gong)標(biao)準的(de)(de)(de)要求(qiu),不(bu)(bu)同的(de)(de)(de)鋁(lv)(lv)(lv)(lv)(lv)加工(gong)需要的(de)(de)(de)費(fei)用不(bu)(bu)同。鋁(lv)(lv)(lv)(lv)(lv)合金門(men)窗(chuang)是(shi)由玻璃、鋁(lv)(lv)(lv)(lv)(lv)型材(cai)(cai)、五金和(he)配件(jian)等組成的(de)(de)(de)一個整(zheng)體,其(qi)(qi)中,鋁(lv)(lv)(lv)(lv)(lv)合金門(men)窗(chuang)型材(cai)(cai)是(shi)制作鋁(lv)(lv)(lv)(lv)(lv)合金門(men)窗(chuang)的(de)(de)(de)基本材(cai)(cai)料,是(shi)鋁(lv)(lv)(lv)(lv)(lv)門(men)窗(chuang)的(de)(de)(de)主體。鋁(lv)(lv)(lv)(lv)(lv)門(men)窗(chuang)型材(cai)(cai)的(de)(de)(de)規格尺寸、化學(xue)成分、力(li)學(xue)性能和(he)表(biao)面質(zhi)量(liang)對鋁(lv)(lv)(lv)(lv)(lv)門(men)窗(chuang)的(de)(de)(de)制作質(zhi)量(liang)、使用性能和(he)使用壽命(ming)有重要影(ying)響。


斷橋鋁門窗0621.jpg


  一、鋁型材的(de)規格尺寸

  鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材的(de)(de)(de)規(gui)格尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun),主(zhu)要以型(xing)(xing)(xing)材截面(mian)的(de)(de)(de)高度尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)(用(yong)在鋁(lv)(lv)合(he)金(jin)(jin)(jin)門(men)(men)窗(chuang)(chuang)稱其門(men)(men)窗(chuang)(chuang)框厚度尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun))為(wei)標志,并構成(cheng)尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)系(xi)列。鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材主(zhu)要有40、45、50、 55、60、65、70、80、90、100mm等尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)系(xi)列。其中鋁(lv)(lv)合(he)金(jin)(jin)(jin)窗(chuang)(chuang)用(yong)的(de)(de)(de)尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)系(xi)列較小,鋁(lv)(lv)合(he)金(jin)(jin)(jin)門(men)(men)用(yong)的(de)(de)(de)尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)系(xi)列偏大。鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)標注的(de)(de)(de)尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)系(xi)列相同(tong),不(bu)一(yi)定(ding)鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材的(de)(de)(de)截面(mian)形狀和尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)都(dou)相同(tong)。相同(tong)尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)系(xi)列的(de)(de)(de)鋁(lv)(lv)合(he)金(jin)(jin)(jin)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材,其截面(mian)形狀和尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)是相當繁(fan)雜的(de)(de)(de)。必須依據圖樣具體分(fen)析和對待。 鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材根據截面(mian)形狀,區分(fen)為(wei)實(shi)心型(xing)(xing)(xing)材和空(kong)心型(xing)(xing)(xing)材,空(kong)心型(xing)(xing)(xing)材的(de)(de)(de)應(ying)用(yong)量較大。 鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材的(de)(de)(de)壁厚尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun),用(yong)于(yu)(yu)鋁(lv)(lv)合(he)金(jin)(jin)(jin)窗(chuang)(chuang)的(de)(de)(de)不(bu)低于(yu)(yu)1.4mm,用(yong)鋁(lv)(lv)合(he)金(jin)(jin)(jin)門(men)(men)不(bu)低于(yu)(yu)2mm。 鋁(lv)(lv)門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)材的(de)(de)(de)長(chang)度尺(chi)(chi)(chi)(chi)(chi)寸(cun)(cun)(cun)分(fen)定(ding)尺(chi)(chi)(chi)(chi)(chi)、倍(bei)尺(chi)(chi)(chi)(chi)(chi)和不(bu)定(ding)尺(chi)(chi)(chi)(chi)(chi)三種(zhong)。定(ding)尺(chi)(chi)(chi)(chi)(chi)長(chang)度一(yi)般不(bu)超過(guo)6m,不(bu)定(ding)尺(chi)(chi)(chi)(chi)(chi)長(chang)度不(bu)少于(yu)(yu)1m。

  二、鋁(lv)型材的化學成分和力學性能

  鋁門窗(chuang)采用鋁鎂硅(gui)系鋁合(he)金(jin)型材(cai),其化學(xue)成分(fen)除鋁外,包括(kuo)硅(gui)、鐵、銅、鎂、錳、鉻、鈦、鋅等(deng)合(he)金(jin)成分(fen)。其中含鎂0.45-0.90%,含硅(gui) 0.2-0.6%。 鋁門窗(chuang)型材(cai)的力(li)學(xue)性(xing)能:抗拉強度бb不小(xiao)于(yu)(yu)157N/mm2;規定非比(bi)例伸長應力(li)бp0.2不小(xiao)于(yu)(yu)108N/mm2;伸長率不小(xiao)于(yu)(yu)8%;硬度HV不小(xiao)于(yu)(yu) 58。  

  三、 鋁型材的(de)生(sheng)產工藝(yi)及設備 

  鋁門窗型材的生產(chan),經(jing)過鑄錠(ding)制(zhi)備、擠壓(ya)成型、熱處(chu)理和表面處(chu)理四(si)個工藝過程。


  1、鑄錠制備

  該(gai)工藝(yi)過程包括配料(liao)、熔(rong)(rong)煉、鑄(zhu)(zhu)造、均(jun)熱(re)等主(zhu)要工序,形成(cheng)(cheng)(cheng)一(yi)定化(hua)(hua)學成(cheng)(cheng)(cheng)分和(he)外形尺寸的(de)(de)鑄(zhu)(zhu)錠(ding)(ding)。 配制(zhi)好的(de)(de)原材料(liao),在煤(mei)氣爐(lu)或電爐(lu)中熔(rong)(rong)煉。熔(rong)(rong)煉后的(de)(de)熔(rong)(rong)體(ti)經過靜置(zhi)爐(lu)、流槽(cao)、流盤、過濾器直到結晶器內,再經水冷,形成(cheng)(cheng)(cheng)一(yi)定形狀的(de)(de)鑄(zhu)(zhu)錠(ding)(ding)。為保證鑄(zhu)(zhu)錠(ding)(ding)表面(mian)光潔, 采(cai)用磁力鑄(zhu)(zhu)造或熱(re)頂鑄(zhu)(zhu)造法,進行多模(mo)(多結晶器)鑄(zhu)(zhu)造。 鑄(zhu)(zhu)錠(ding)(ding)均(jun)熱(re),是(shi)使鑄(zhu)(zhu)造狀態的(de)(de)金相籌備均(jun)勻化(hua)(hua),使主(zhu)要的(de)(de)強化(hua)(hua)相溶解。均(jun)熱(re)是(shi)在均(jun)熱(re)爐(lu)內進行。均(jun)熱(re)提高了鑄(zhu)(zhu)錠(ding)(ding)的(de)(de)塑(su)性,有利(li)于(yu)提高擠(ji)壓速度,延長擠(ji)壓模(mo)具的(de)(de)壽命(ming), 改(gai)善擠(ji)壓型材的(de)(de)表面(mian)質量(liang)。

  2、擠壓成型

  擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)成(cheng)型(xing)(xing)是(shi)在(zai)鑄(zhu)錠加熱、擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)、冷卻、張(zhang)力(li)矯(jiao)(jiao)直(zhi)、鋸(ju)(ju)切等工(gong)(gong)(gong)序構(gou)成(cheng)的(de)(de)一(yi)條自(zi)動生產(chan)(chan)線上進行。生產(chan)(chan)線上的(de)(de)設備,包括感(gan)應加熱爐、擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji)、出(chu)(chu)爐臺、出(chu)(chu)料(liao)(liao)運輸機(ji)(ji)(ji)、型(xing)(xing) 材(cai)提升移送裝置、冷床、張(zhang)力(li)矯(jiao)(jiao)直(zhi)機(ji)(ji)(ji)、貯(zhu)料(liao)(liao)臺、牽(qian)引機(ji)(ji)(ji)、鋸(ju)(ju)床等。 鑄(zhu)錠的(de)(de)加熱溫(wen)度一(yi)般(ban)控(kong)制在(zai)400℃~520℃,溫(wen)度過高或過低都將直(zhi)接(jie)影(ying)響擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)成(cheng)型(xing)(xing)。擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji)一(yi)般(ban)采用單動油壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji),其噸位(wei)在(zai)1200噸~2500噸之(zhi)間。擠(ji)(ji)(ji) 壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji)的(de)(de)擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)筒(tong)直(zhi)徑大(da)小(xiao),隨擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji)噸位(wei)大(da)小(xiao)變(bian)動,擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji)噸位(wei)大(da),擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)筒(tong)直(zhi)徑也大(da)。擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)筒(tong)直(zhi)徑一(yi)般(ban)在(zai)150mm~300mm范(fan)圍內。擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)工(gong)(gong)(gong)具工(gong)(gong)(gong)作溫(wen)度為 360℃~460℃,擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)速度20 m/min~80m/min。 擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)工(gong)(gong)(gong)具主要包括模(mo)(mo)(mo)具。擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)模(mo)(mo)(mo)具根(gen)據結(jie)構(gou)特點分為平(ping)模(mo)(mo)(mo)、分瓣模(mo)(mo)(mo)、舌型(xing)(xing)模(mo)(mo)(mo)和(he)分流(liu)(liu)組合(he)(he)模(mo)(mo)(mo)。生產(chan)(chan)鋁合(he)(he)金門窗型(xing)(xing)材(cai)多(duo)用平(ping)模(mo)(mo)(mo)和(he)分流(liu)(liu)組合(he)(he)模(mo)(mo)(mo)。 出(chu)(chu)料(liao)(liao)臺接(jie)收來自(zi)擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)機(ji)(ji)(ji)擠(ji)(ji)(ji)出(chu)(chu)的(de)(de)型(xing)(xing)材(cai),并把型(xing)(xing)材(cai)過渡到出(chu)(chu)料(liao)(liao)工(gong)(gong)(gong)作臺。 出(chu)(chu)料(liao)(liao)工(gong)(gong)(gong)作臺多(duo)是(shi)橫(heng)條運輸機(ji)(ji)(ji)型(xing)(xing),其橫(heng)條運動速度與擠(ji)(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)速度同步。 冷床多(duo)為步進梁(liang)式,下面安(an)裝有(you)相當數量的(de)(de)風(feng)機(ji)(ji)(ji),保證型(xing)(xing)材(cai)均(jun)勻冷卻,使型(xing)(xing)材(cai)在(zai)矯(jiao)(jiao)直(zhi)前(qian)溫(wen)度低于70 ℃。 張(zhang)力(li)矯(jiao)(jiao)直(zhi)機(ji)(ji)(ji)帶有(you)扭轉鉗口,可以邊扭轉校正邊拉伸矯(jiao)(jiao)直(zhi)。 張(zhang)力(li)矯(jiao)(jiao)直(zhi)機(ji)(ji)(ji)后是(shi)貯(zhu)料(liao)(liao)臺,向鋸(ju)(ju)床工(gong)(gong)(gong)作臺提供型(xing)(xing)材(cai),鋸(ju)(ju)床按定尺鋸(ju)(ju)斷型(xing)(xing)材(cai)。

  3、熱處理

  鋁門窗(chuang)(chuang)型(xing)材采用的(de)(de)鋁鎂硅系鋁合(he)金(jin)(jin),是可強(qiang)化的(de)(de)鋁合(he)金(jin)(jin)。通(tong)過不同的(de)(de)淬火和時效(xiao)制(zhi)度(du),使型(xing)材得到應有的(de)(de)力(li)學性能。 鋁門窗(chuang)(chuang)型(xing)材為RCS供(gong)應狀態,即熱處理(li)為高溫成型(xing)后快速冷卻及人工時效(xiao)。

  4、表面處理

  鋁門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)的(de)表(biao)(biao)面處理(li)(li),大(da)多采用陽極氧(yang)化(hua),使型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)表(biao)(biao)面為銀(yin)白色(se)。表(biao)(biao)面處理(li)(li)可(ke)增(zeng)強型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)外(wai)表(biao)(biao)美(mei)觀(guan)程(cheng)度,并延長鋁門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)的(de)使用壽(shou)命。 陽極氧(yang)化(hua)的(de)工藝(yi)流程(cheng): 裝料→脫脂→水(shui)洗(xi)(xi)(xi)→堿浸蝕→溫水(shui)洗(xi)(xi)(xi)→冷水(shui)洗(xi)(xi)(xi)→中和(he)出(chu)光(guang)→水(shui)洗(xi)(xi)(xi)→陽極氧(yang)化(hua)→冷水(shui)洗(xi)(xi)(xi) →溫水(shui)洗(xi)(xi)(xi)→封孔→干(gan)燥→卸(xie)料→成品(pin)檢查→包裝 鋁門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)陽極氧(yang)化(hua)后的(de)氧(yang)化(hua)膜(mo)厚度不低于10μm。 鋁門(men)(men)窗(chuang)(chuang)型(xing)(xing)(xing)(xing)(xing)材(cai)(cai)的(de)表(biao)(biao)面處理(li)(li),也可(ke)進行著(zhu)色(se)處理(li)(li)。需其(qi)他(ta)顏色(se)的(de)鋁型(xing)(xing)(xing)(xing)(xing)材(cai)(cai),可(ke)經(jing)自(zi)然氧(yang)化(hua)著(zhu)色(se)法(fa)、電解著(zhu)色(se)法(fa)和(he)浸漬著(zhu)色(se)法(fa)獲得(de)。

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