軟管總成壓(ya)扣工藝流程(cheng)是危害品質的關鍵要素(su)
危害壓扣式橡膠軟管接頭總(zong)成品質的(de)關鍵(jian)加工(gong)工(gong)藝要素是壓(ya)(ya)扣(kou)工(gong)藝流程(cheng)。現階段關鍵(jian)有二種(zhong)壓(ya)(ya)扣(kou)方法(fa),一(yi)(yi)種(zhong)是軸(zhou)徑送(song)入(ru)式,可(ke)在(zai)通用(yong)性壓(ya)(ya)機(ji)里用(yong)專用(yong)型模貝來完成。其壓(ya)(ya)扣(kou)量不容易調節(jie),在(zai)壓(ya)(ya)扣(kou)全過程(cheng)中非常容易損害外(wai)衣外(wai)表層。為了更好(hao)地取下壓(ya)(ya)扣(kou)件。務(wu)必把(ba)模貝制成對開啟式。這就會有合縫,使制成品外(wai)型不太好(hao)。另一(yi)(yi)種(zhong)為軸(zhou)向壓(ya)(ya)扣(kou)式其模貝有兩開、三(san)瓣、六(liu)(liu)瓣和(he)(he)八瓣模之分。合適(shi)大批量生產(chan)一(yi)(yi)般用(yong)六(liu)(liu)瓣和(he)(he)八瓣模貝,確保壓(ya)(ya)扣(kou)品質的(de)基本是恰當把(ba)握(wo)橡膠軟管的(de)內膠縮小量和(he)(he)外(wai)衣的(de)壓(ya)(ya)扣(kou)量。
其中(zhong)孔(kong)規(gui)格盡可能超過提(ti)高(gao)(gao)(gao)層(ceng)規(gui)格,不(bu)然沒法裝進,乃至(zhi)會導致提(ti)高(gao)(gao)(gao)層(ceng)完全散(san)頭狀(zhuang)況。一般空隙(xi)為1~1.5mm。外衣內(nei)部的槽(cao)(cao)(cao)形(xing)(xing)會立即危害接頭品(pin)質。現階(jie)段有直孔(kong)無(wu)(wu)槽(cao)(cao)(cao)體(ti)式(shi)(shi)、鋸齒(chi)狀(zhuang)槽(cao)(cao)(cao)體(ti)式(shi)(shi)及其環狀(zhuang)和鋸齒(chi)狀(zhuang)槽(cao)(cao)(cao)整體(ti)式(shi)(shi)。棉繩(化學纖(xian)維)手工(gong)(gong)編(bian)織(zhi)橡膠(jiao)軟管因應(ying)用(yong)(yong)(yong)工(gong)(gong)作壓力低,拔(ba)脫(tuo)力小,都選(xuan)用(yong)(yong)(yong)無(wu)(wu)槽(cao)(cao)(cao)體(ti)式(shi)(shi)構造(zao)。不(bu)銹(xiu)鋼絲手工(gong)(gong)編(bian)織(zhi)橡膠(jiao)軟管在壓扣時(shi)(shi)其提(ti)高(gao)(gao)(gao)層(ceng)易造(zao)成彎折(zhe)形(xing)(xing)變,多選(xuan)用(yong)(yong)(yong)鋸齒(chi)狀(zhuang)。不(bu)銹(xiu)鋼絲螺旋(xuan)波紋管一般疊加層(ceng)數(shu)較多,提(ti)高(gao)(gao)(gao)層(ceng)的單側薄厚(hou)較大 達到3.6mm,壓扣時(shi)(shi)要使(shi)提(ti)高(gao)(gao)(gao)層(ceng)產生波浪狀(zhuang)形(xing)(xing)變而置入(ru)槽(cao)(cao)(cao)體(ti)就務(wu)必選(xuan)用(yong)(yong)(yong)環狀(zhuang)和鋸齒(chi)狀(zhuang)槽(cao)(cao)(cao)相組成,這類槽(cao)(cao)(cao)形(xing)(xing)比鋸齒(chi)狀(zhuang)槽(cao)(cao)(cao)寬2/3,其抗(kang)拔(ba)脫(tuo)力更強。