給大家介紹下多用(yong)(yong)(yong)(yong)爐(lu)(lu)熱處理的(de)(de)爐(lu)(lu)型(xing)選(xuan)(xuan)擇: 1.對于(yu)(yu)不能成批(pi)定型(xing)生(sheng)(sheng)產(chan)的(de)(de),工件(jian)大小(xiao)不相等的(de)(de),種類(lei)較(jiao)多的(de)(de),要(yao)求(qiu)工藝上具有(you)通用(yong)(yong)(yong)(yong)性、多用(yong)(yong)(yong)(yong)性的(de)(de),可(ke)(ke)選(xuan)(xuan)用(yong)(yong)(yong)(yong)箱式(shi)(shi)(shi)(shi)多用(yong)(yong)(yong)(yong)爐(lu)(lu)。2.加(jia)熱長軸(zhou)類(lei)及長的(de)(de)絲桿(gan),管子(zi)等工件(jian)時(shi),可(ke)(ke)選(xuan)(xuan)用(yong)(yong)(yong)(yong)深井式(shi)(shi)(shi)(shi)電爐(lu)(lu)。3.小(xiao)批(pi)量的(de)(de)滲(shen)碳零(ling)(ling)(ling)件(jian),可(ke)(ke)選(xuan)(xuan)用(yong)(yong)(yong)(yong)井式(shi)(shi)(shi)(shi)氣體滲(shen)碳爐(lu)(lu)。4.對于(yu)(yu)大批(pi)量的(de)(de)汽(qi)車(che)、拖拉機(ji)齒輪等零(ling)(ling)(ling)件(jian)的(de)(de)生(sheng)(sheng)產(chan)可(ke)(ke)選(xuan)(xuan)連續式(shi)(shi)(shi)(shi)滲(shen)碳生(sheng)(sheng)產(chan)線或(huo)箱式(shi)(shi)(shi)(shi)多用(yong)(yong)(yong)(yong)爐(lu)(lu)。5.對沖(chong)壓(ya)件(jian)板材(cai)坯料(liao)的(de)(de)加(jia)熱大批(pi)量生(sheng)(sheng)產(chan)時(shi),最好選(xuan)(xuan)用(yong)(yong)(yong)(yong)滾動爐(lu)(lu),輥底爐(lu)(lu)。6.對成批(pi)的(de)(de)定型(xing)零(ling)(ling)(ling)件(jian),生(sheng)(sheng)產(chan)上可(ke)(ke)選(xuan)(xuan)用(yong)(yong)(yong)(yong)推(tui)桿(gan)式(shi)(shi)(shi)(shi)或(huo)傳送帶式(shi)(shi)(shi)(shi)電阻(zu)爐(lu)(lu)(推(tui)桿(gan)爐(lu)(lu)或(huo)鑄帶爐(lu)(lu))7.小(xiao)型(xing)機(ji)械(xie)零(ling)(ling)(ling)件(jian)如(ru):螺(luo)釘,螺(luo)母等可(ke)(ke)選(xuan)(xuan)用(yong)(yong)(yong)(yong)振(zhen)底式(shi)(shi)(shi)(shi)爐(lu)(lu)或(huo)網(wang)帶式(shi)(shi)(shi)(shi)爐(lu)(lu)。8.鋼球及滾柱(zhu)熱處理可(ke)(ke)選(xuan)(xuan)用(yong)(yong)(yong)(yong)內螺(luo)旋的(de)(de)回轉(zhuan)管爐(lu)(lu)。9.有(you)色(se)金屬錠坯在大批(pi)量生(sheng)(sheng)產(chan)時(shi)可(ke)(ke)用(yong)(yong)(yong)(yong)推(tui)桿(gan)式(shi)(shi)(shi)(shi)爐(lu)(lu),而對有(you)色(se)金屬小(xiao)零(ling)(ling)(ling)件(jian)及材(cai)料(liao)可(ke)(ke)用(yong)(yong)(yong)(yong)空氣循環加(jia)熱爐(lu)(lu)。
生產線(xian)的(de)(de)(de)上位機控(kong)(kong)制:1、F1界(jie)面(mian):熱處理(li)程序(xu),可(ke)按TIME及(ji)CD%兩(liang)種(zhong)方式控(kong)(kong)制,可(ke)執行(xing)不(bu)帶中(zhong)冷的(de)(de)(de)滲(shen)碳(tan)淬(cui)火、帶中(zhong)冷的(de)(de)(de)滲(shen)碳(tan)淬(cui)火、滲(shen)碳(tan)后的(de)(de)(de)氣體淬(cui)火等工藝過程;2、F2界(jie)面(mian):工件及(ji)裝料數(shu)(shu)(shu)據(ju)(ju)(ju)表,記錄(lu)以往(wang)的(de)(de)(de)生產數(shu)(shu)(shu)據(ju)(ju)(ju),存檔保留,并(bing)可(ke)隨時查(cha)閱;3、F3界(jie)面(mian):數(shu)(shu)(shu)據(ju)(ju)(ju)記錄(lu),爐(lu)溫(wen)、油(you)溫(wen)、碳(tan)勢曲線(xian)記錄(lu),短周(zhou)期,長周(zhou)期兩(liang)種(zhong);4、F4界(jie)面(mian):工藝過程監控(kong)(kong),若在FOCOS控(kong)(kong)制狀態(tai),可(ke)執行(xing)工藝的(de)(de)(de)停止、運(yun)行(xing)、跳步、復(fu)位等操作;5、F5界(jie)面(mian):故(gu)(gu)障(zhang),當前故(gu)(gu)障(zhang)、歷史故(gu)(gu)障(zhang)、故(gu)(gu)障(zhang)總攬;6、F6界(jie)面(mian):滲(shen)碳(tan)曲線(xian),即在線(xian)計算(suan)的(de)(de)(de)數(shu)(shu)(shu)據(ju)(ju)(ju);7、F7界(jie)面(mian):實用程序(xu),能(neng)(neng)通過溫(wen)度、CO含(han)量(liang)進行(xing)mv值(zhi)、露(lu)點(dian)、CO2含(han)量(liang)、碳(tan)勢之間(jian)的(de)(de)(de)轉化算(suan),能(neng)(neng)計算(suan)碳(tan)黑極限(xian);并(bing)可(ke)計算(suan)每(mei)種(zhong)材料的(de)(de)(de)合金系(xi)數(shu)(shu)(shu);8、F8界(jie)面(mian):觀察爐(lu)子(zi)的(de)(de)(de)接口狀態(tai)、程序(xu)狀態(tai)、中(zhong)英文切換(huan);9、F9界(jie)面(mian):口令管理(li);10、F10界(jie)面(mian):系(xi)統總攬;11、F11界(jie)面(mian):結束程序(xu)
價格(ge)有(you)(you)(you)高(gao)有(you)(you)(you)低,接下(xia)來我們來看(kan)一下(xia),氮(dan)(dan)(dan)(dan)化(hua)爐(lu)(lu)的(de)安全操(cao)作步驟:1.滲(shen)氮(dan)(dan)(dan)(dan)前的(de)氣(qi)(qi)(qi)(qi)(qi)體(ti)氮(dan)(dan)(dan)(dan)化(hua)爐(lu)(lu)必須(xu)是先(xian)經過正火或(huo)調(diao)質(zhi)處(chu)理過的(de)工(gong)件(jian)。先(xian)用汽油和酒(jiu)精擦(ca)洗氣(qi)(qi)(qi)(qi)(qi)體(ti)氮(dan)(dan)(dan)(dan)化(hua)爐(lu)(lu)工(gong)件(jian)表面,不(bu)得(de)有(you)(you)(you)銹斑、油污、臟物存在。裝入爐(lu)(lu)內后,對稱擰(ning)緊爐(lu)(lu)蓋(gai)壓(ya)(ya)緊螺栓。2.將(jiang)(jiang)(jiang)爐(lu)(lu)罐和爐(lu)(lu)蓋(gai)進(jin)水(shui)(shui)口(kou)通入冷(leng)(leng)卻水(shui)(shui)進(jin)行循環水(shui)(shui)冷(leng)(leng)。爐(lu)(lu)蓋(gai)上管道冷(leng)(leng)卻水(shui)(shui)下(xia)端(duan)為(wei)進(jin)水(shui)(shui),上端(duan)為(wei)出(chu)水(shui)(shui),爐(lu)(lu)罐單獨進(jin)水(shui)(shui),單獨排水(shui)(shui),氣(qi)(qi)(qi)(qi)(qi)體(ti)氮(dan)(dan)(dan)(dan)化(hua)爐(lu)(lu)爐(lu)(lu)蓋(gai)所(suo)有(you)(you)(you)水(shui)(shui)管可按低進(jin)高(gao)出(chu)原(yuan)則串聯,由一個口(kou)進(jin)水(shui)(shui),一個口(kou)排水(shui)(shui)。3.升溫(wen)(wen)(wen)前應先(xian)送氮(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)排氣(qi)(qi)(qi)(qi)(qi),排氣(qi)(qi)(qi)(qi)(qi)時(shi)流(liu)量應比使(shi)用時(shi)大(da)(da)一倍(bei)以上。排氣(qi)(qi)(qi)(qi)(qi)10分鐘后,將(jiang)(jiang)(jiang)控溫(wen)(wen)(wen)儀表設定(ding)到150℃,自動(dong)加熱開(kai)關(guan)撥(bo)向開(kai),氣(qi)(qi)(qi)(qi)(qi)體(ti)氮(dan)(dan)(dan)(dan)化(hua)爐(lu)(lu)邊排氣(qi)(qi)(qi)(qi)(qi)邊加熱150℃保持2h排氣(qi)(qi)(qi)(qi)(qi),再將(jiang)(jiang)(jiang)控溫(wen)(wen)(wen)儀表設定(ding)到530℃,把氨(an)氣(qi)(qi)(qi)(qi)(qi)流(liu)量調(diao)小(xiao),保持爐(lu)(lu)內正壓(ya)(ya)。4.排氣(qi)(qi)(qi)(qi)(qi)口(kou)有(you)(you)(you)較(jiao)小(xiao)氣(qi)(qi)(qi)(qi)(qi)流(liu)向上的(de)壓(ya)(ya)力(li),當爐(lu)(lu)溫(wen)(wen)(wen)升到530℃時(shi),恒(heng)溫(wen)(wen)(wen)恒(heng)流(liu)滲(shen)氮(dan)(dan)(dan)(dan)3-20h,再將(jiang)(jiang)(jiang)氨(an)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)力(li)調(diao)大(da)(da)一點,讓排氣(qi)(qi)(qi)(qi)(qi)維持適中壓(ya)(ya)力(li),滲(shen)氮(dan)(dan)(dan)(dan)4-70h, 再將(jiang)(jiang)(jiang)氨(an)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)力(li)調(diao)小(xiao),退(tui)氮(dan)(dan)(dan)(dan)1-2h,切斷電(dian)源,給少量氨(an)氣(qi)(qi)(qi)(qi)(qi),使(shi)爐(lu)(lu)內維持正壓(ya)(ya)。5.排氣(qi)(qi)(qi)(qi)(qi)口(kou)有(you)(you)(you)較(jiao)小(xiao)氣(qi)(qi)(qi)(qi)(qi)流(liu)向上的(de)壓(ya)(ya)力(li),當爐(lu)(lu)溫(wen)(wen)(wen)升到530℃時(shi),恒(heng)溫(wen)(wen)(wen)恒(heng)流(liu)滲(shen)氮(dan)(dan)(dan)(dan)3-20h,再將(jiang)(jiang)(jiang)氨(an)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)力(li)調(diao)大(da)(da)一點,讓排氣(qi)(qi)(qi)(qi)(qi)維持適中壓(ya)(ya)力(li),滲(shen)氮(dan)(dan)(dan)(dan)4-70h, 再將(jiang)(jiang)(jiang)氨(an)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)力(li)調(diao)小(xiao),退(tui)氮(dan)(dan)(dan)(dan)1-2h,切斷電(dian)源。
井式加熱爐帶有保溫功能的爐蓋能與爐罐氣密配合,保證爐內氣氛有良好的密封性。井式加熱爐其下部裝有集風罩,能與導流筒配合。循環風扇裝于爐蓋,用于加強溫度和氣氛的均勻性。供應燃氣爐爐蓋升降和旋轉為旋臂式軸心傳動機構,爐蓋上裝有升降導向用導向裝置。井式加熱爐爐蓋升降和旋轉為旋臂式軸心傳動機構。升降和旋轉機構由蝸輪升降機、限位行程開關組成。井式加熱爐爐蓋坐落在爐口上法蘭陶瓷纖維編織繩上。貴州燃氣爐在(zai)蓋體(ti)(ti)的(de)保溫包下裝有與導流筒配(pei)合的(de)導風(feng)罩,導風(feng)罩通過多(duo)(duo)個吊桿吊掛在(zai)蓋體(ti)(ti)的(de)法蘭式面板上。井式加熱(re)爐爐蓋上設置大功(gong)率循環(huan)風(feng)機(ji), 風(feng)葉為離心(xin)式多(duo)(duo)葉片結(jie)構。爐蓋自動(dong)升降行走結(jie)構運行平(ping)穩,井式加熱(re)爐壽(shou)命不低于(yu)5年。
其設備的特點(dian):(1)、氣(qi)體(ti)(ti)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)爐處理(li)溫度(du)(du)低(di),時間(jian)短,工件(jian)(jian)變形小。(2)、氣(qi)體(ti)(ti)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)爐不受鋼(gang)種限制,碳(tan)鋼(gang)、低(di)合(he)金鋼(gang)、工模具(ju)鋼(gang)、不銹(xiu)鋼(gang)、鑄(zhu)鐵及鐵基粉(fen)未冶金材料均可進行(xing)軟(ruan)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)處理(li)。氣(qi)體(ti)(ti)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)爐工件(jian)(jian)經軟(ruan)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)后的表面硬度(du)(du)與氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)工藝及材料有關。(3)、能顯著地提高工件(jian)(jian)的疲(pi)勞強度(du)(du)、耐磨(mo)性和(he)(he)耐腐蝕性。氣(qi)體(ti)(ti)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)爐在干摩擦條件(jian)(jian)下(xia)還具(ju)有抗擦傷和(he)(he)抗咬合(he)等(deng)(deng)性能。(4)、氣(qi)體(ti)(ti)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)爐由于軟(ruan)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)層不存在脆性相,故(gu)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)層因而具(ju)有一定的韌性,不容易(yi)剝落。因此,目前(qian)氣(qi)體(ti)(ti)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)爐生產中(zhong)軟(ruan)氮(dan)(dan)(dan)(dan)化(hua)(hua)(hua)已廣(guang)泛應用于模具(ju)、量(liang)具(ju)、刀具(ju)(如:高速鋼(gang)刀具(ju))等(deng)(deng)、曲軸、齒輪(lun)、氣(qi)缸套、機(ji)械結構件(jian)(jian)等(deng)(deng)耐磨(mo)工件(jian)(jian)的處理(li)。
這(zhe)是(shi)一種(zhong)能夠(gou)應用在(zai)熱處(chu)理的(de)(de)(de)方(fang)面并且在(zai)近幾年(nian)使用的(de)(de)(de)非常廣泛(fan),并且發(fa)(fa)展的(de)(de)(de)非常好的(de)(de)(de)一種(zhong)極其(qi),就(jiu)是(shi)因為(wei)有(you)(you)了低(di)壓(ya)(ya)真(zhen)空(kong)滲(shen)碳(tan)爐(lu)(lu)(lu)之后才能夠(gou)讓(rang)我們的(de)(de)(de)工(gong)作效率有(you)(you)所提高,那么(me)對于低(di)壓(ya)(ya)真(zhen)空(kong)滲(shen)碳(tan)爐(lu)(lu)(lu)來說你(ni)知(zhi)道(dao)(dao)它進(jin)(jin)行工(gong)作時的(de)(de)(de)介(jie)質(zhi)是(shi)什(shen)么(me)嗎?可選用乙(yi)炔(gui)(gui)也(ye)可選用丙烷。有(you)(you)時采購不到(dao)乙(yi)炔(gui)(gui)就(jiu)用丙烷代替。但是(shi)在(zai)長時間的(de)(de)(de)生產中發(fa)(fa)現(xian),丙烷非常容易產生焦油,造成工(gong)件與工(gong)裝接觸的(de)(de)(de)區(qu)域沒有(you)(you)硬化(hua)層。對于其(qi)余的(de)(de)(de)區(qu)域沒有(you)(you)問(wen)題。停爐(lu)(lu)(lu)對噴嘴進(jin)(jin)行清理,選用乙(yi)炔(gui)(gui)處(chu)理再也(ye)沒有(you)(you)出現(xian)類(lei)似(si)的(de)(de)(de)情(qing)況(kuang)。現(xian)在(zai)我們已經知(zhi)道(dao)(dao)了低(di)壓(ya)(ya)真(zhen)空(kong)滲(shen)碳(tan)爐(lu)(lu)(lu)的(de)(de)(de)工(gong)作介(jie)質(zhi)是(shi)什(shen)么(me),這(zhe)樣的(de)(de)(de)話也(ye)能夠(gou)讓(rang)我們更加放心的(de)(de)(de)進(jin)(jin)行使用了,對于低(di)壓(ya)(ya)真(zhen)空(kong)滲(shen)碳(tan)爐(lu)(lu)(lu)來說也(ye)會分為(wei)很多種(zhong)不同的(de)(de)(de)類(lei)型,我們可以(yi)根據使用環境和(he)特點的(de)(de)(de)不同進(jin)(jin)行選擇,只要滿足我們的(de)(de)(de)要求就(jiu)可以(yi)了。