送(song)(song)粉(fen)氣(qi)(qi)(qi)(qi)的(de)壓(ya)(ya)力和(he)流(liu)量(liang)(liang)對涂層(ceng)(ceng)質量(liang)(liang)的(de)影(ying)響(xiang)也很大(da)(da)。對外送(song)(song)粉(fen)噴槍而言(yan)，送(song)(song)粉(fen)氣(qi)(qi)(qi)(qi)對涂層(ceng)(ceng)質量(liang)(liang)的(de)影(ying)響(xiang)尤其嚴重。如圖所(suo)示，送(song)(song)粉(fen)氣(qi)(qi)(qi)(qi)壓(ya)(ya)力和(he)流(liu)量(liang)(liang)過小會(hui)使(shi)粉(fen)末難以到達焰(yan)流(liu)中(zhong)心，過大(da)(da)則(ze)(ze)(ze)會(hui)使(shi)粉(fen)末穿過射流(liu)中(zhong)心，產生嚴重的(de)“邊界效(xiao)應”，致使(shi)涂層(ceng)(ceng)疏(shu)松(song)，結合強度降低。對于內送(song)(song)粉(fen)噴槍而言(yan)，送(song)(song)粉(fen)氣(qi)(qi)(qi)(qi)壓(ya)(ya)力和(he)流(liu)量(liang)(liang)過大(da)(da)同樣不(bu)能把(ba)粉(fen)末送(song)(song)入焰(yan)心，若過小，則(ze)(ze)(ze)易造成(cheng)堵塞噴嘴，嚴重時(shi)則(ze)(ze)(ze)會(hui)燒壞(huai)噴嘴（熱(re)噴涂與再制造）。若要很大(da)(da)送(song)(song)粉(fen)氣(qi)(qi)(qi)(qi)壓(ya)(ya)力和(he)流(liu)量(liang)(liang)才能把(ba)粉(fen)末送(song)(song)入焰(yan)心，則(ze)(ze)(ze)須檢查供粉(fen)系統的(de)氣(qi)(qi)(qi)(qi)密性(xing)，是否漏氣(qi)(qi)(qi)(qi)。超音速等離(li)子噴槍工藝參數，你(ni)知道多少？蘇州配件(jian)廠家

導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)離熔(rong)池(chi)很近(jin)，熔(rong)池(chi)的(de)(de)溫(wen)(wen)度(du)又高(gao)達1700度(du)，使(shi)(shi)導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)在(zai)一(yi)(yi)個(ge)高(gao)溫(wen)(wen)的(de)(de)惡劣環境中工(gong)作。導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)有內(nei)孔(kong)，焊(han)(han)絲從(cong)內(nei)孔(kong)不斷(duan)送出，導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)為銅質。所有的(de)(de)這些因(yin)素疊加在(zai)一(yi)(yi)起，就是(shi)(shi)導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)使(shi)(shi)用(yong)場景的(de)(de)真實(shi)現狀。只(zhi)要導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)一(yi)(yi)使(shi)(shi)用(yong)，內(nei)孔(kong)就開始磨損(sun)而慢(man)(man)(man)慢(man)(man)(man)變(bian)大，導(dao)電(dian)(dian)(dian)(dian)(dian)性(xing)能(neng)就會降低。導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)使(shi)(shi)用(yong)的(de)(de)過程，就是(shi)(shi)導(dao)電(dian)(dian)(dian)(dian)(dian)性(xing)能(neng)慢(man)(man)(man)慢(man)(man)(man)衰(shuai)減(jian)的(de)(de)過程，也是(shi)(shi)焊(han)(han)接(jie)品(pin)質也會越使(shi)(shi)用(yong)越差。即便(bian)是(shi)(shi)更換(huan)頻率(lv)提高(gao)到1小(xiao)時更換(huan)一(yi)(yi)次(ci)，1小(xiao)時前剛更換(huan)導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)時焊(han)(han)接(jie)的(de)(de)產品(pin)與使(shi)(shi)用(yong)1小(xiao)時后(hou)的(de)(de)導(dao)電(dian)(dian)(dian)(dian)(dian)嘴(zui)(zui)焊(han)(han)接(jie)的(de)(de)產品(pin)，焊(han)(han)縫質量也有差異。浙江(jiang)拉瓦爾噴管配件規格應注意(yi)電(dian)(dian)(dian)(dian)(dian)極頭(tou)與電(dian)(dian)(dian)(dian)(dian)極連桿之間形成良好的(de)(de)裝配配合，避免漏水(shui)、滲水(shui)現象發(fa)生。

等(deng)離子噴槍(qiang)工(gong)(gong)藝氣(qi)(qi)體(ti)進(jin)(jin)氣(qi)(qi)方式(shi)：噴槍(qiang)工(gong)(gong)作氣(qi)(qi)體(ti)的(de)(de)(de)(de)進(jin)(jin)氣(qi)(qi)方式(shi)指氣(qi)(qi)流(liu)(liu)進(jin)(jin)入噴嘴壓(ya)(ya)縮錐(zhui)面(mian)(mian)和(he)電(dian)極錐(zhui)面(mian)(mian)之間(jian)的(de)(de)(de)(de)狹小間(jian)隙，進(jin)(jin)而流(liu)(liu)向壓(ya)(ya)縮孔(kong)的(de)(de)(de)(de)路徑，分為(wei)旋(xuan)(xuan)(xuan)流(liu)(liu)進(jin)(jin)氣(qi)(qi)和(he)直流(liu)(liu)進(jin)(jin)氣(qi)(qi)兩種。旋(xuan)(xuan)(xuan)流(liu)(liu)進(jin)(jin)氣(qi)(qi)。旋(xuan)(xuan)(xuan)流(liu)(liu)進(jin)(jin)氣(qi)(qi)的(de)(de)(de)(de)方式(shi)，一(yi)般氬氣(qi)(qi)采(cai)用(yong)這(zhe)種進(jin)(jin)氣(qi)(qi)方式(shi)。這(zhe)種進(jin)(jin)氣(qi)(qi)是靠隔熱環的(de)(de)(de)(de)端(duan)面(mian)(mian)上開有兩個切線方向的(de)(de)(de)(de)進(jin)(jin)氣(qi)(qi)孔(kong)來實現的(de)(de)(de)(de)。氣(qi)(qi)流(liu)(liu)沿隔熱環內(nei)孔(kong)和(he)噴嘴內(nei)錐(zhui)孔(kong)的(de)(de)(de)(de)壁(bi)面(mian)(mian)流(liu)(liu)動，一(yi)方面(mian)(mian)能使(shi)(shi)電(dian)弧(hu)陽(yang)極斑點沿孔(kong)道壁(bi)面(mian)(mian)旋(xuan)(xuan)(xuan)轉；另(ling)方面(mian)(mian)增加(jia)了(le)氣(qi)(qi)流(liu)(liu)的(de)(de)(de)(de)速(su)度，使(shi)(shi)噴嘴的(de)(de)(de)(de)中心部位和(he)壁(bi)面(mian)(mian)附近的(de)(de)(de)(de)氣(qi)(qi)流(liu)(liu)形成(cheng)壓(ya)(ya)力差，造成(cheng)壁(bi)面(mian)(mian)附近出現層冷氣(qi)(qi)膜。它不(bu)只對(dui)(dui)噴嘴和(he)陰極起保(bao)護作用(yong)，使(shi)(shi)其能承受更大(da)的(de)(de)(de)(de)電(dian)流(liu)(liu)，而且(qie)提高了(le)中心部位的(de)(de)(de)(de)電(dian)離度，使(shi)(shi)電(dian)弧(hu)在中心部位受到很強的(de)(de)(de)(de)壓(ya)(ya)縮作用(yong)。即使(shi)(shi)在工(gong)(gong)作氣(qi)(qi)體(ti)流(liu)(liu)量有波動的(de)(de)(de)(de)情(qing)況(kuang)下，對(dui)(dui)中心部位的(de)(de)(de)(de)氣(qi)(qi)流(liu)(liu)密度影(ying)響(xiang)也不(bu)大(da)，這(zhe)就使(shi)(shi)等(deng)離子弧(hu)能處于較穩定的(de)(de)(de)(de)工(gong)(gong)作狀態。

超音速(su)等(deng)離(li)(li)子(zi)噴(pen)槍工藝參數，你知道多少？主氣(qi)的(de)流量(liang)(liang)是重要的(de)工藝參數之一(yi)，它直接影響(xiang)到等(deng)離(li)(li)子(zi)焰流的(de)熱(re)焓(han)(han)和速(su)度，繼而影響(xiang)噴(pen)涂(tu)(tu)效率(lv)(lv)和涂(tu)(tu)層孔隙率(lv)(lv)等(deng)。當(dang)噴(pen)涂(tu)(tu)功率(lv)(lv)一(yi)定(ding)時(shi)，主氣(qi)流量(liang)(liang)過(guo)大(da)或(huo)過(guo)小均會(hui)導致(zhi)噴(pen)涂(tu)(tu)效率(lv)(lv)的(de)降(jiang)低和涂(tu)(tu)層孔隙率(lv)(lv)的(de)增加(jia)（熱(re)噴(pen)涂(tu)(tu)與再制造(zao)）。氣(qi)流量(liang)(liang)過(guo)大(da)，離(li)(li)子(zi)濃(nong)度減少，過(guo)量(liang)(liang)的(de)氣(qi)體會(hui)冷(leng)卻(que)等(deng)離(li)(li)子(zi)的(de)焰流，不利(li)于粉末的(de)加(jia)熱(re)，粉末熔化不充分，使(shi)噴(pen)涂(tu)(tu)效率(lv)(lv)降(jiang)低，涂(tu)(tu)層組織疏(shu)松，孔隙率(lv)(lv)增加(jia)；反之主氣(qi)流量(liang)(liang)太小，會(hui)使(shi)焰流軟弱無力，次級氣(qi)在工作氣(qi)體中(zhong)的(de)相對含量(liang)(liang)增加(jia)，造(zao)成射流熱(re)焓(han)(han)和溫度的(de)提高，使(shi)噴(pen)涂(tu)(tu)粉末過(guo)熔。安裝(zhuang)等(deng)離(li)(li)子(zi)噴(pen)槍時(shi)可盡(jin)可能與金屬支(zhi)架結合，以(yi)利(li)于散熱(re)。

超音(yin)速(su)噴(pen)(pen)(pen)(pen)(pen)(pen)涂(tu)基(ji)本特點(dian)：典(dian)型(xing)的(de)(de)(de)火焰絲(si)(si)超音(yin)速(su)火焰噴(pen)(pen)(pen)(pen)(pen)(pen)涂(tu)設備(bei)組(zu)成，包括氧乙炔(gui)(gui)供(gong)給(gei)系(xi)(xi)統(tong)(tong)、壓(ya)(ya)(ya)縮(suo)空氣(qi)(qi)(qi)(qi)(qi)供(gong)給(gei)系(xi)(xi)統(tong)(tong)、絲(si)(si)架(jia)、噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)等(deng)(deng)。1.氧氣(qi)(qi)(qi)(qi)(qi)-乙炔(gui)(gui)供(gong)應(ying)(ying)(ying)系(xi)(xi)統(tong)(tong)。該(gai)系(xi)(xi)統(tong)(tong)由氣(qi)(qi)(qi)(qi)(qi)源、壓(ya)(ya)(ya)力流(liu)量(liang)調(diao)節裝(zhuang)置、防回火器(qi)和(he)輸氣(qi)(qi)(qi)(qi)(qi)管道組(zu)成。大(da)多(duo)數氣(qi)(qi)(qi)(qi)(qi)源是(shi)(shi)瓶裝(zhuang)氧氣(qi)(qi)(qi)(qi)(qi)和(he)乙炔(gui)(gui)。用(yong)于壓(ya)(ya)(ya)力調(diao)節的(de)(de)(de)氧氣(qi)(qi)(qi)(qi)(qi)減壓(ya)(ya)(ya)閥(fa)和(he)乙炔(gui)(gui)減壓(ya)(ya)(ya)閥(fa)應(ying)(ying)(ying)從正規廠(chang)家購買(mai)，并定(ding)(ding)期檢查，在使(shi)用(yong)前合格(ge)。流(liu)量(liang)控制采(cai)用(yong)浮子流(liu)量(liang)計(ji)，針閥(fa)應(ying)(ying)(ying)靈敏準確(que)(que)，使(shi)用(yong)值應(ying)(ying)(ying)在40-70%之間(jian)。噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)在流(liu)量(liang)計(ji)之間(jian)必須裝(zhuang)有(you)回火防止閥(fa)，以確(que)(que)保超音(yin)速(su)火焰噴(pen)(pen)(pen)(pen)(pen)(pen)涂(tu)過程的(de)(de)(de)安(an)全。2.壓(ya)(ya)(ya)縮(suo)空氣(qi)(qi)(qi)(qi)(qi)供(gong)應(ying)(ying)(ying)系(xi)(xi)統(tong)(tong)。為了(le)確(que)(que)保涂(tu)層的(de)(de)(de)質(zhi)量(liang)，除了(le)流(liu)量(liang)和(he)壓(ya)(ya)(ya)力要(yao)求外，供(gong)應(ying)(ying)(ying)給(gei)吹砂機(ji)和(he)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)的(de)(de)(de)壓(ya)(ya)(ya)縮(suo)空氣(qi)(qi)(qi)(qi)(qi)必須是(shi)(shi)清潔和(he)干燥的(de)(de)(de)，即無(wu)油和(he)無(wu)水。因此，壓(ya)(ya)(ya)縮(suo)空氣(qi)(qi)(qi)(qi)(qi)供(gong)應(ying)(ying)(ying)系(xi)(xi)統(tong)(tong)應(ying)(ying)(ying)包括空氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)(ya)縮(suo)機(ji)和(he)空氣(qi)(qi)(qi)(qi)(qi)凈(jing)化裝(zhuang)置。3.噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)，目(mu)前，我(wo)國使(shi)用(yong)的(de)(de)(de)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)主要(yao)有(you)兩種(zhong)類型(xing)：一種(zhong)是(shi)(shi)國產型(xing)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)，具代表性(xing)的(de)(de)(de)是(shi)(shi)SQX-1型(xing)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)，另一種(zhong)是(shi)(shi)進(jin)口型(xing)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)，主要(yao)是(shi)(shi)原Metco 12E和(he)14E型(xing)火焰噴(pen)(pen)(pen)(pen)(pen)(pen)絲(si)(si)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)，這種(zhong)噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)采(cai)用(yong)空氣(qi)(qi)(qi)(qi)(qi)渦輪送(song)絲(si)(si)，其氣(qi)(qi)(qi)(qi)(qi)動部分的(de)(de)(de)工(gong)藝流(liu)程。唱響精度高，送(song)絲(si)(si)速(su)度穩定(ding)(ding)，調(diao)整絲(si)(si)速(su)。速(su)度范(fan)圍寬，熔點(dian)高的(de)(de)(de)材料可以是(shi)(shi)超音(yin)速(su)噴(pen)(pen)(pen)(pen)(pen)(pen)涂(tu)。超音(yin)速(su)等(deng)(deng)離子噴(pen)(pen)(pen)(pen)(pen)(pen)槍(qiang)(qiang)工(gong)藝參(can)數有(you)哪些？北(bei)京超音(yin)速(su)噴(pen)(pen)(pen)(pen)(pen)(pen)嘴配件(jian)生(sheng)產

進口送粉管配件(jian)的更換應(ying)該(gai)定期進行，以(yi)保證噴(pen)涂質(zhi)量和穩定性。蘇(su)州配件(jian)廠(chang)家

超(chao)(chao)音速(su)(su)(su)(su)火焰噴(pen)涂作為熱噴(pen)涂領(ling)域的新(xin)技(ji)術具有粒(li)子(zi)飛行速(su)(su)(su)(su)度高(gao)(gao)(gao)，涂層(ceng)質量好等(deng)優點。超(chao)(chao)音速(su)(su)(su)(su)火焰噴(pen)涂是(shi)利用(yong)氣體或液體燃(ran)料(liao)在(zai)(zai)燃(ran)燒(shao)室(shi)內，或在(zai)(zai)特殊的噴(pen)嘴(zui)(zui)中燃(ran)燒(shao)膨脹產生的高(gao)(gao)(gao)溫焰流(liu)(liu)(liu)(liu)，使其沿噴(pen)嘴(zui)(zui)噴(pen)出(chu)，在(zai)(zai)瑞利流(liu)(liu)(liu)(liu)和范諾流(liu)(liu)(liu)(liu)效應下，對(dui)于等(deng)截面噴(pen)嘴(zui)(zui)在(zai)(zai)噴(pen)嘴(zui)(zui)出(chu)口或對(dui)于Laval噴(pen)嘴(zui)(zui)在(zai)(zai)噴(pen)嘴(zui)(zui)內部焰流(liu)(liu)(liu)(liu)達(da)到(dao)壅塞狀態，從而(er)可(ke)獲得(de)超(chao)(chao)音速(su)(su)(su)(su)火焰射流(liu)(liu)(liu)(liu)。焰流(liu)(liu)(liu)(liu)速(su)(su)(su)(su)度可(ke)達(da)1500m/s以(yi)(yi)上，因其采(cai)用(yong)氧氣助燃(ran)，通常被(bei)稱(cheng)作HVOF(Highvelocityoxyfuel)。將粉(fen)末軸向送進火焰，可(ke)以(yi)(yi)將噴(pen)涂粒(li)子(zi)加熱至(zhi)熔化或半熔化狀態，并(bing)加速(su)(su)(su)(su)到(dao)300～600m/s甚至(zhi)更(geng)高(gao)(gao)(gao)的速(su)(su)(su)(su)度，從而(er)獲得(de)結合強度高(gao)(gao)(gao)、致密的高(gao)(gao)(gao)質量涂層(ceng)。蘇州配件廠家

上海奇(qi)康噴(pen)(pen)(pen)涂機械有(you)(you)限公(gong)司位(wei)于上海市(shi)青浦區(qu)華(hua)新鎮華(hua)滕路1288號1幢1層H區(qu)135室，交通便利，環(huan)境優(you)美，是一家生產(chan)型企(qi)(qi)業(ye)(ye)。奇(qi)康噴(pen)(pen)(pen)涂是一家有(you)(you)限責任(ren)(ren)公(gong)司（自(zi)然）企(qi)(qi)業(ye)(ye)，一直“以人為(wei)(wei)本，服(fu)務(wu)于社(she)會”的(de)經營理(li)念;“誠守信譽，持續發展”的(de)質量(liang)方針。以滿足(zu)顧(gu)(gu)客要求為(wei)(wei)己(ji)任(ren)(ren)；以顧(gu)(gu)客永遠滿意為(wei)(wei)標(biao)準；以保(bao)持行業(ye)(ye)優(you)先為(wei)(wei)目(mu)標(biao)，提供(gong)的(de)超音速(su)熱(re)(re)噴(pen)(pen)(pen)涂設備(bei)(bei)，等離子噴(pen)(pen)(pen)涂設備(bei)(bei)，電(dian)弧熱(re)(re)噴(pen)(pen)(pen)涂設備(bei)(bei)，熱(re)(re)噴(pen)(pen)(pen)涂吞加工(gong)。奇(qi)康噴(pen)(pen)(pen)涂以創造產(chan)品及服(fu)務(wu)的(de)理(li)念，打(da)造高指(zhi)標(biao)的(de)服(fu)務(wu)，引導行業(ye)(ye)的(de)發展。

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