使用的(de)氣(qi)(qi)體(ti)滲碳(tan)(tan)是(shi)(shi)在(zai)(zai)(zai)富碳(tan)(tan)介(jie)質(zhi)中使碳(tan)(tan)滲入(ru)低(di)碳(tan)(tan)(cD(C)一(yi)0．1～0．3)或低(di)碳(tan)(tan)合金鋼的(de)表(biao)面，使其(qi)在(zai)(zai)(zai)保持心部強韌性的(de)條件(jian)下(xia)(xia)獲得高(gao)硬度(du)(du)的(de)表(biao)層，從而(er)提高(gao)工(gong)件(jian)的(de)耐磨性和(he)(he)疲(pi)勞強度(du)(du)，是(shi)(shi)車輛傳動(dong)件(jian)常采(cai)用的(de)熱(re)(re)處(chu)理方法之(zhi)一(yi)。但傳統的(de)低(di)壓真(zhen)空(kong)(kong)滲碳(tan)(tan)爐(lu)(lu)使用的(de)氣(qi)(qi)體(ti)滲碳(tan)(tan)方法突出(chu)的(de)弊(bi)端是(shi)(shi)工(gong)藝時間長(chang)，能(neng)源消耗(hao)大，已成為(wei)廣(guang)大熱(re)(re)處(chu)理工(gong)作者長(chang)期以來不斷探索解決的(de)問(wen)題。感(gan)應加(jia)熱(re)(re)內熱(re)(re)式真(zhen)空(kong)(kong)滲碳(tan)(tan)是(shi)(shi)將(jiang)氣(qi)(qi)體(ti)滲碳(tan)(tan)、真(zhen)空(kong)(kong)熱(re)(re)處(chu)理、感(gan)應加(jia)熱(re)(re)技術在(zai)(zai)(zai)新的(de)平臺(tai)上(shang)進行(xing)集成創新，建(jian)立一(yi)種全新的(de)金屬表(biao)面強化(hua)(hua)工(gong)藝，即通(tong)過(guo)(guo)采(cai)用高(gao)效的(de)感(gan)應加(jia)熱(re)(re)方式實現快(kuai)速(su)加(jia)熱(re)(re)；通(tong)過(guo)(guo)將(jiang)感(gan)應線(xian)圈放置在(zai)(zai)(zai)爐(lu)(lu)內實現僅對工(gong)件(jian)加(jia)熱(re)(re)，而(er)爐(lu)(lu)內其(qi)他部分及爐(lu)(lu)體(ti)溫(wen)度(du)(du)較低(di)，達到能(neng)源的(de)較大利用和(he)(he)爐(lu)(lu)體(ti)結構(gou)的(de)簡化(hua)(hua)；通(tong)過(guo)(guo)在(zai)(zai)(zai)真(zhen)空(kong)(kong)環境下(xia)(xia)的(de)加(jia)熱(re)(re)和(he)(he)通(tong)人滲碳(tan)(tan)氣(qi)(qi)體(ti)，實現工(gong)件(jian)表(biao)面的(de)凈化(hua)(hua)和(he)(he)活化(hua)(hua)，達到碳(tan)(tan)原子的(de)快(kuai)速(su)吸收和(he)(he)較小的(de)變(bian)形，實現優質(zhi)、高(gao)效、節(jie)能(neng)、降耗(hao)、減(jian)污的(de)先(xian)進化(hua)(hua)學熱(re)(re)處(chu)理生產。

徐州井式滲氮爐其設備的特點：(1)、氣體氮化爐處理溫度低，時間短，工件變形小。(2)、氣體氮化爐不受鋼種限制，碳鋼、低合金鋼、工模具鋼、不銹鋼、鑄鐵及鐵基粉未冶金材料均可進行軟氮化處理。氣體氮化爐工件經軟氮化后的表面硬度與氮化工藝及材料有關。(3)、供應井式滲氮爐能(neng)顯著地提(ti)高工(gong)件(jian)(jian)的(de)(de)疲勞強度、耐(nai)磨性(xing)(xing)和耐(nai)腐蝕性(xing)(xing)。氣體氮(dan)化(hua)爐(lu)在干(gan)摩擦(ca)條件(jian)(jian)下還具(ju)(ju)(ju)有(you)抗擦(ca)傷和抗咬合等(deng)性(xing)(xing)能(neng)。(4)、氣體氮(dan)化(hua)爐(lu)由于(yu)軟氮(dan)化(hua)層(ceng)(ceng)不存在脆(cui)性(xing)(xing)相，故(gu)氮(dan)化(hua)層(ceng)(ceng)因(yin)而具(ju)(ju)(ju)有(you)一(yi)定(ding)的(de)(de)韌性(xing)(xing)，不容易剝落(luo)。因(yin)此(ci)，目前氣體氮(dan)化(hua)爐(lu)生產中軟氮(dan)化(hua)已廣泛(fan)應用于(yu)模具(ju)(ju)(ju)、量具(ju)(ju)(ju)、刀具(ju)(ju)(ju)(如：高速(su)鋼刀具(ju)(ju)(ju))等(deng)、曲軸(zhou)、齒輪(lun)、氣缸套、機(ji)械結構件(jian)(jian)等(deng)耐(nai)磨工(gong)件(jian)(jian)的(de)(de)處理。

給大家介紹下(xia)多(duo)用(yong)(yong)爐(lu)氮(dan)(dan)(dan)(dan)氣(qi)(qi)純(chun)度(du)要(yao)求：1.本箱(xiang)式可(ke)(ke)(ke)控(kong)(kong)氣(qi)(qi)氛(fen)多(duo)用(yong)(yong)爐(lu)生產線(xian)(xian)主(zhu)要(yao)用(yong)(yong)于(yu)工(gong)(gong)(gong)件(jian)(jian)(jian)在(zai)(zai)可(ke)(ke)(ke)控(kong)(kong)氣(qi)(qi)氛(fen)下(xia)的(de)(de)(de)(de)氣(qi)(qi)體(ti)滲(shen)(shen)碳(tan)(tan)(tan)、碳(tan)(tan)(tan)氮(dan)(dan)(dan)(dan)共(gong)滲(shen)(shen)、滲(shen)(shen)碳(tan)(tan)(tan)后(hou)再次加(jia)熱(re)淬(cui)火(huo)以(yi)及(ji)(ji)在(zai)(zai)保(bao)護氣(qi)(qi)氛(fen)下(xia)的(de)(de)(de)(de)淬(cui)火(huo)、回火(huo)。該(gai)設備的(de)(de)(de)(de)操(cao)作必須安全(quan)可(ke)(ke)(ke)靠(kao)，直(zhi)接簡捷，采用(yong)(yong)計算機全(quan)過(guo)程自動(dong)控(kong)(kong)制，工(gong)(gong)(gong)藝(yi)穩定性好，在(zai)(zai)停電或其(qi)它(ta)意外情況下(xia)，能夠實現自動(dong)充氮(dan)(dan)(dan)(dan)，并可(ke)(ke)(ke)通過(guo)手動(dong)操(cao)作完成(cheng)(cheng)后(hou)續工(gong)(gong)(gong)序，以(yi)確保(bao)安全(quan)操(cao)作和(he)產品質量(liang)(liang)。2.帶(dai)(dai)保(bao)護氣(qi)(qi)氛(fen)的(de)(de)(de)(de)回火(huo)爐(lu)用(yong)(yong)于(yu)工(gong)(gong)(gong)件(jian)(jian)(jian)的(de)(de)(de)(de)回火(huo)及(ji)(ji)時效退火(huo)（用(yong)(yong)于(yu)高低溫不(bu)同(tong)溫度(du)段時加(jia)熱(re)功率應可(ke)(ke)(ke)調，帶(dai)(dai)有(you)(you)保(bao)護氣(qi)(qi)氛(fen)功能）。3.用(yong)(yong)于(yu)滲(shen)(shen)碳(tan)(tan)(tan)、碳(tan)(tan)(tan)氮(dan)(dan)(dan)(dan)共(gong)滲(shen)(shen)前(qian)及(ji)(ji)滲(shen)(shen)碳(tan)(tan)(tan)、碳(tan)(tan)(tan)氮(dan)(dan)(dan)(dan)共(gong)滲(shen)(shen)淬(cui)火(huo)后(hou)工(gong)(gong)(gong)件(jian)(jian)(jian)的(de)(de)(de)(de)清洗、烘干。工(gong)(gong)(gong)件(jian)(jian)(jian)清洗、烘干后(hou)的(de)(de)(de)(de)清潔度(du)達到(dao)滲(shen)(shen)碳(tan)(tan)(tan)、碳(tan)(tan)(tan)氮(dan)(dan)(dan)(dan)共(gong)滲(shen)(shen)要(yao)求的(de)(de)(de)(de)標準(zhun)，且工(gong)(gong)(gong)件(jian)(jian)(jian)無腐蝕、對下(xia)道工(gong)(gong)(gong)序熱(re)處理質量(liang)(liang)無影(ying)響。4.裝卸料(liao)(liao)車用(yong)(yong)于(yu)箱(xiang)式可(ke)(ke)(ke)控(kong)(kong)氣(qi)(qi)氛(fen)多(duo)用(yong)(yong)爐(lu)、回火(huo)爐(lu)、清洗機的(de)(de)(de)(de)裝卸料(liao)(liao)及(ji)(ji)生產線(xian)(xian)各工(gong)(gong)(gong)序之間工(gong)(gong)(gong)件(jian)(jian)(jian)的(de)(de)(de)(de)傳送。能夠準(zhun)確按(an)規(gui)定位置完成(cheng)(cheng)上(shang)述設備工(gong)(gong)(gong)作室(shi)的(de)(de)(de)(de)裝卸料(liao)(liao)。該(gai)生產線(xian)(xian)的(de)(de)(de)(de)所有(you)(you)設備必須是全(quan)新設備（包(bao)括所有(you)(you)零部件(jian)(jian)(jian)、元器(qi)件(jian)(jian)(jian)和(he)附件(jian)(jian)(jian)）。由(you)不(bu)低于(yu)國(guo)家標準(zhun)的(de)(de)(de)(de)先進可(ke)(ke)(ke)靠(kao)的(de)(de)(de)(de)材料(liao)(liao)、生產工(gong)(gong)(gong)藝(yi)及(ji)(ji)規(gui)范制造(zao)而成(cheng)(cheng)；投標方投標的(de)(de)(de)(de)同(tong)類(lei)設備應具有(you)(you)在(zai)(zai)國(guo)內煤礦機械(xie)行業(ye)或同(tong)類(lei)行業(ye)二(er)年以(yi)上(shang)的(de)(de)(de)(de)使(shi)用(yong)(yong)經驗。

主要用(yong)(yong)(yong)(yong)于碳鋼(gang)、鑄鐵、粉未冶(ye)金(jin)等材料的(de)軟氮化處理。的(de)結構簡介： 氮化爐(lu)由爐(lu)體、氣(qi)控(kong)柜和(he)電控(kong)三(san)部門(men)組成(cheng)。爐(lu)體部門(men)主要由包括爐(lu)殼、爐(lu)襯采(cai)用(yong)(yong)(yong)(yong)節能型超輕質耐火磚、硅鋼(gang)鋁纖(xian)維(wei)與優(you)質保溫(wen)材料組成(cheng)復(fu)合爐(lu)襯，爐(lu)罐用(yong)(yong)(yong)(yong)高強(qiang)度(du)(du)耐熱板焊接而成(cheng)；爐(lu)蓋(gai)上設有(you)強(qiang)力攪(jiao)拌風(feng)機，各(ge)氣(qi)管(guan)道接口(kou)均采(cai)用(yong)(yong)(yong)(yong)快速轉換接頭連接使用(yong)(yong)(yong)(yong)利便(bian)快捷。排氣(qi)管(guan)上設有(you)一(yi)(yi)燃燒廢(fei)氣(qi)裝置和(he)旁接u形(xing)壓(ya)力計接口(kou)；爐(lu)蓋(gai)上還設有(you)一(yi)(yi)熱電偶，用(yong)(yong)(yong)(yong)以檢測罐內的(de)溫(wen)度(du)(du)。爐(lu)蓋(gai)的(de)超吊(diao)靠車間行(xing)車進行(xing)氣(qi)控(kong)柜內設置有(you)各(ge)種流量計、氣(qi)控(kong)閥、干燥罐等元件。電控(kong)部門(men)主要包括溫(wen)控(kong)、操縱(zong)及氣(qi)控(kong)三(san)部門(men)。

脈沖電(dian)源是(shi)全逆變式(shi)，頻(pin)率(lv)可以達到20KHz。頻(pin)率(lv)高(gao)有以下(xia)好處：1. 溫度(du)(du)(du)均(jun)(jun)勻性好，表面電(dian)流密度(du)(du)(du)分布(bu)的更(geng)均(jun)(jun)勻，有利(li)于改善(shan)爐內產(chan)品(pin)溫度(du)(du)(du)均(jun)(jun)勻性，尤其是(shi)針對(dui)一(yi)些(xie)氮(dan)(dan)化(hua)面積較大的產(chan)品(pin)效(xiao)(xiao)果(guo)顯著。2.滲(shen)(shen)氮(dan)(dan)速(su)(su)度(du)(du)(du)快(kuai)(kuai)，淺滲(shen)(shen)層滲(shen)(shen)氮(dan)(dan)速(su)(su)度(du)(du)(du)快(kuai)(kuai)，因(yin)為(wei)(wei)轟(hong)擊頻(pin)率(lv)高(gao)，金(jin)屬表面活化(hua)鐵離子(zi)密度(du)(du)(du)高(gao)，與氮(dan)(dan)離子(zi)結合(he)速(su)(su)度(du)(du)(du)快(kuai)(kuai)，提高(gao)滲(shen)(shen)速(su)(su)。3. 弱化(hua)空(kong)心陰極(ji)效(xiao)(xiao)應，弱化(hua)空(kong)心陰極(ji)效(xiao)(xiao)應，尤其是(shi)針對(dui)一(yi)些(xie)尖角、孔洞比較多的產(chan)品(pin)，有明顯的改善(shan)效(xiao)(xiao)果(guo)。4.降低產(chan)品(pin)灼傷(shang)風(feng)險，增強了打(da)弧關斷頻(pin)率(lv)，減少(shao)因(yin)為(wei)(wei)工件(jian)表面打(da)弧導致的產(chan)品(pin)灼傷(shang)風(feng)險。5.清理(li)作(zuo)用(yong)，對(dui)工件(jian)表面有較強的清理(li)作(zuo)用(yong)，氮(dan)(dan)化(hua)后產(chan)品(pin)外觀好。6.對(dui)公共電(dian)網沖擊少(shao)，因(yin)為(wei)(wei)開關速(su)(su)度(du)(du)(du)快(kuai)(kuai)，對(dui)電(dian)源及電(dian)網的沖擊少(shao)。