硬質合金加工閥芯流程與技術要求
閥門是在流體體系中,用來操控流體的方向、壓力、流量的設備是使配管和設備內的介質(液體、氣體、粉末)流動或停止并能操控其流量的設備,閥門的應用范圍很廣所以對于閥門的硬質合金加工顯得尤為重要。
用于流體操控體系的閥門,從簡略的截止閥到極為雜亂的自控體系中所用的各種閥門,其品種和規范相當繁多,所以說法也不完全一致,有的按其用處和效果分類(截斷閥類,調節閥類,止回閥類,分流閥類,安全閥類),有的按其閥體的資料分類(非金屬資料閥門,金屬資料閥門,金屬閥體襯里閥門),不過目前世界、國內常用的分類辦法是既按原理、效果又按結構劃分的辦法,一般分閘閥、截止閥、節流閥、外表閥、柱塞閥、隔膜閥、旋塞閥、球閥、蝶閥、止回閥、減壓閥安全閥、疏水閥、調節閥、底閥、過濾器、排污閥等,硬質合金加工。
無(wu)論(lun)是(shi)(shi)哪(na)種(zhong)(zhong)閥(fa)(fa)門包括(kuo)以上(shang)三種(zhong)(zhong)閥(fa)(fa)門,如果(guo)閥(fa)(fa)體等(deng)零部件(jian)(jian)(jian)是(shi)(shi)外(wai)購鑄(zhu)件(jian)(jian)(jian)或(huo)鍛件(jian)(jian)(jian),進廠之前都要進行(xing)嚴厲的(de)(de)查驗,通過查驗合格(ge)的(de)(de)鑄(zhu)件(jian)(jian)(jian)在(zai)進入車(che)間之前會再(zai)次進行(xing)補(bu)(bu)(bu)焊(han),意圖是(shi)(shi)對鑄(zhu)件(jian)(jian)(jian)上(shang)的(de)(de)某一(yi)些(xie)缺點(dian)進行(xing)修補(bu)(bu)(bu)。修補(bu)(bu)(bu)后(hou)(hou)的(de)(de)鑄(zhu)件(jian)(jian)(jian)進入車(che)間,閥(fa)(fa)體,閥(fa)(fa)蓋或(huo)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)件(jian)(jian)(jian)等(deng)鑄(zhu)件(jian)(jian)(jian)分(fen)別在(zai)特定的(de)(de)機(ji)(ji)床上(shang)進行(xing)加(jia)(jia)工(gong)。其(qi)間密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)件(jian)(jian)(jian)鑄(zhu)件(jian)(jian)(jian)根據密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)方(fang)式(shi)分(fen)為硬(ying)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)和(he)軟(ruan)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)的(de)(de)加(jia)(jia)工(gong),硬(ying)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)是(shi)(shi)指(zhi)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)副的(de)(de)兩邊(bian)均是(shi)(shi)金屬(shu)資(zi)(zi)料或(huo)較(jiao)(jiao)硬(ying)的(de)(de)其(qi)它資(zi)(zi)料。這種(zhong)(zhong)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)的(de)(de)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)功能(neng)較(jiao)(jiao)差(cha),但耐(nai)高溫,抗磨損,機(ji)(ji)械(xie)(xie)功能(neng)好(hao);軟(ruan)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)是(shi)(shi)指(zhi)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)副的(de)(de)兩邊(bian)一(yi)側是(shi)(shi)金屬(shu)資(zi)(zi)料,另(ling)一(yi)側是(shi)(shi)有彈(dan)性的(de)(de)非(fei)金屬(shu)資(zi)(zi)料。這種(zhong)(zhong)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)的(de)(de)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)功能(neng)較(jiao)(jiao)好(hao),但不耐(nai)高溫,易磨損,機(ji)(ji)械(xie)(xie)性較(jiao)(jiao)差(cha)。硬(ying)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)方(fang)式(shi)的(de)(de)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)件(jian)(jian)(jian)鑄(zhu)件(jian)(jian)(jian),和(he)其(qi)他鑄(zhu)件(jian)(jian)(jian)一(yi)樣,車(che)削加(jia)(jia)工(gong)之后(hou)(hou)直接進行(xing)鉆(zhan)銑刨插加(jia)(jia)工(gong),去毛刺打磨,然后(hou)(hou)就可以清洗吹干,進行(xing)防(fang)銹處(chu)理(li)后(hou)(hou)入庫等(deng)候拼裝(zhuang)。軟(ruan)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)方(fang)式(shi)的(de)(de)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)件(jian)(jian)(jian)鑄(zhu)件(jian)(jian)(jian)在(zai)車(che)削加(jia)(jia)工(gong)之后(hou)(hou),還(huan)必須(xu)通過堆焊(han)、精加(jia)(jia)工(gong)、鉆(zhan)銑刨插加(jia)(jia)工(gong)、去毛刺打磨和(he)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)面研磨之后(hou)(hou),才干清洗吹干防(fang)銹然后(hou)(hou)入庫等(deng)候拼裝(zhuang)。軟(ruan)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)方(fang)式(shi)的(de)(de)密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)件(jian)(jian)(jian)必須(xu)通過堆焊(han)的(de)(de)原(yuan)因是(shi)(shi)為了使密(mi)(mi)(mi)(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)件(jian)(jian)(jian)外(wai)表(biao)取得(de)耐(nai)磨,耐(nai)熱(re)或(huo)耐(nai)蝕的(de)(de)特殊(shu)功能(neng),添(tian)加(jia)(jia)外(wai)表(biao)硬(ying)度和(he)耐(nai)磨性,提高壽命運用。
keyword:硬質(zhi)合金,閥芯
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