軟管總成壓扣(kou)工藝(yi)流程(cheng)是(shi)危害品質的關鍵要(yao)素
危害壓扣式橡膠軟管接頭總成品質(zhi)的(de)關鍵(jian)加工工藝(yi)(yi)要素(su)是(shi)壓(ya)(ya)扣(kou)(kou)工藝(yi)(yi)流程。現(xian)階段關鍵(jian)有二種(zhong)壓(ya)(ya)扣(kou)(kou)方法,一種(zhong)是(shi)軸徑送入式(shi),可在(zai)通(tong)用(yong)性壓(ya)(ya)機(ji)里用(yong)專(zhuan)用(yong)型模貝來完成。其壓(ya)(ya)扣(kou)(kou)量不容易調(diao)節,在(zai)壓(ya)(ya)扣(kou)(kou)全(quan)過程中非常容易損害(hai)外(wai)(wai)衣外(wai)(wai)表層。為(wei)了更好地取下(xia)壓(ya)(ya)扣(kou)(kou)件。務(wu)必把模貝制成對開啟式(shi)。這就會有合(he)縫,使(shi)制成品外(wai)(wai)型不太好。另一種(zhong)為(wei)軸向壓(ya)(ya)扣(kou)(kou)式(shi)其模貝有兩開、三瓣、六(liu)瓣和八瓣模之分。合(he)適大批(pi)量生產一般用(yong)六(liu)瓣和八瓣模貝,確保壓(ya)(ya)扣(kou)(kou)品質(zhi)的(de)基(ji)本是(shi)恰(qia)當把握橡膠軟(ruan)管(guan)的(de)內膠縮(suo)小量和外(wai)(wai)衣的(de)壓(ya)(ya)扣(kou)(kou)量。
其(qi)中孔規格盡可(ke)能超過提(ti)(ti)(ti)高層(ceng)(ceng)(ceng)規格,不(bu)然沒法裝進,乃(nai)至會導(dao)致提(ti)(ti)(ti)高層(ceng)(ceng)(ceng)完全(quan)散頭(tou)狀(zhuang)況。一(yi)般空隙為(wei)1~1.5mm。外衣內(nei)部的槽(cao)(cao)形(xing)會立即危害(hai)接頭(tou)品質。現階段有(you)直孔無槽(cao)(cao)體式(shi)(shi)、鋸齒狀(zhuang)槽(cao)(cao)體式(shi)(shi)及其(qi)環狀(zhuang)和鋸齒狀(zhuang)槽(cao)(cao)整體式(shi)(shi)。棉繩(sheng)(化(hua)學(xue)纖維(wei))手(shou)工(gong)編(bian)織橡膠軟(ruan)管(guan)(guan)因應(ying)用(yong)(yong)工(gong)作(zuo)壓(ya)力低,拔脫(tuo)力小,都選用(yong)(yong)無槽(cao)(cao)體式(shi)(shi)構造(zao)(zao)。不(bu)銹(xiu)(xiu)鋼絲手(shou)工(gong)編(bian)織橡膠軟(ruan)管(guan)(guan)在壓(ya)扣(kou)時其(qi)提(ti)(ti)(ti)高層(ceng)(ceng)(ceng)易(yi)造(zao)(zao)成彎折形(xing)變(bian),多(duo)選用(yong)(yong)鋸齒狀(zhuang)。不(bu)銹(xiu)(xiu)鋼絲螺旋波紋(wen)管(guan)(guan)一(yi)般疊加層(ceng)(ceng)(ceng)數較(jiao)多(duo),提(ti)(ti)(ti)高層(ceng)(ceng)(ceng)的單側薄厚較(jiao)大 達到(dao)3.6mm,壓(ya)扣(kou)時要使提(ti)(ti)(ti)高層(ceng)(ceng)(ceng)產(chan)生波浪狀(zhuang)形(xing)變(bian)而置(zhi)入槽(cao)(cao)體就務(wu)必選用(yong)(yong)環狀(zhuang)和鋸齒狀(zhuang)槽(cao)(cao)相組(zu)成,這類槽(cao)(cao)形(xing)比鋸齒狀(zhuang)槽(cao)(cao)寬2/3,其(qi)抗拔脫(tuo)力更強。