軟管總成壓(ya)扣工藝流程是危害品質的關鍵(jian)要素(su)
危害壓扣式橡膠軟管接頭總(zong)成品(pin)質的(de)(de)關鍵(jian)加工工藝要素(su)是壓(ya)(ya)扣工藝流程。現階(jie)段關鍵(jian)有二種(zhong)壓(ya)(ya)扣方法,一(yi)(yi)種(zhong)是軸徑(jing)送入式(shi),可(ke)在(zai)通(tong)用(yong)(yong)性壓(ya)(ya)機里用(yong)(yong)專用(yong)(yong)型(xing)(xing)模(mo)貝來(lai)完成。其壓(ya)(ya)扣量不容易(yi)調節,在(zai)壓(ya)(ya)扣全(quan)過程中非常容易(yi)損害外(wai)衣外(wai)表(biao)層。為(wei)了更好地(di)取(qu)下(xia)壓(ya)(ya)扣件。務必(bi)把模(mo)貝制(zhi)成對開啟(qi)式(shi)。這就會有合縫,使制(zhi)成品(pin)外(wai)型(xing)(xing)不太(tai)好。另一(yi)(yi)種(zhong)為(wei)軸向壓(ya)(ya)扣式(shi)其模(mo)貝有兩開、三瓣、六瓣和(he)八瓣模(mo)之分(fen)。合適大批(pi)量生產一(yi)(yi)般用(yong)(yong)六瓣和(he)八瓣模(mo)貝,確保壓(ya)(ya)扣品(pin)質的(de)(de)基本是恰當把握(wo)橡膠軟管的(de)(de)內膠縮小量和(he)外(wai)衣的(de)(de)壓(ya)(ya)扣量。
其(qi)中孔規格(ge)(ge)盡(jin)可能(neng)超(chao)過提(ti)高(gao)(gao)層(ceng)(ceng)規格(ge)(ge),不然沒法(fa)裝(zhuang)進,乃至會導(dao)致提(ti)高(gao)(gao)層(ceng)(ceng)完全散頭狀(zhuang)(zhuang)況(kuang)。一(yi)般空隙為1~1.5mm。外(wai)衣內(nei)部的槽形會立即危(wei)害接(jie)頭品質。現(xian)階段有(you)直孔無槽體(ti)式、鋸(ju)齒狀(zhuang)(zhuang)槽體(ti)式及其(qi)環(huan)狀(zhuang)(zhuang)和鋸(ju)齒狀(zhuang)(zhuang)槽整體(ti)式。棉繩(化學纖維)手(shou)工(gong)編織橡膠軟管(guan)(guan)因應用(yong)(yong)(yong)工(gong)作壓(ya)(ya)力(li)低,拔(ba)脫力(li)小,都選用(yong)(yong)(yong)無槽體(ti)式構造。不銹鋼絲手(shou)工(gong)編織橡膠軟管(guan)(guan)在壓(ya)(ya)扣(kou)時其(qi)提(ti)高(gao)(gao)層(ceng)(ceng)易(yi)造成彎折形變(bian),多(duo)選用(yong)(yong)(yong)鋸(ju)齒狀(zhuang)(zhuang)。不銹鋼絲螺旋(xuan)波紋管(guan)(guan)一(yi)般疊加層(ceng)(ceng)數較多(duo),提(ti)高(gao)(gao)層(ceng)(ceng)的單側薄(bo)厚(hou)較大 達到3.6mm,壓(ya)(ya)扣(kou)時要使提(ti)高(gao)(gao)層(ceng)(ceng)產生(sheng)波浪狀(zhuang)(zhuang)形變(bian)而置入槽體(ti)就(jiu)務必選用(yong)(yong)(yong)環(huan)狀(zhuang)(zhuang)和鋸(ju)齒狀(zhuang)(zhuang)槽相(xiang)組(zu)成,這類槽形比鋸(ju)齒狀(zhuang)(zhuang)槽寬(kuan)2/3,其(qi)抗(kang)拔(ba)脫力(li)更強(qiang)。