軟管總成壓扣工藝流程(cheng)是(shi)危(wei)害品(pin)質的關鍵要素
危害壓扣式橡膠軟管接頭總成品質(zhi)的關鍵(jian)加工(gong)工(gong)藝要(yao)素是壓(ya)(ya)扣(kou)工(gong)藝流程。現階(jie)段關鍵(jian)有(you)二(er)種壓(ya)(ya)扣(kou)方法,一(yi)種是軸(zhou)徑送入(ru)式(shi),可在通用(yong)(yong)性壓(ya)(ya)機里(li)用(yong)(yong)專用(yong)(yong)型模(mo)貝來(lai)完成。其壓(ya)(ya)扣(kou)量不容(rong)易調節(jie),在壓(ya)(ya)扣(kou)全過程中(zhong)非常(chang)容(rong)易損害(hai)外(wai)(wai)(wai)衣(yi)外(wai)(wai)(wai)表層。為了更好(hao)(hao)地(di)取(qu)下壓(ya)(ya)扣(kou)件。務必把模(mo)貝制成對開啟式(shi)。這就會有(you)合(he)縫,使制成品外(wai)(wai)(wai)型不太好(hao)(hao)。另(ling)一(yi)種為軸(zhou)向壓(ya)(ya)扣(kou)式(shi)其模(mo)貝有(you)兩開、三(san)瓣、六(liu)瓣和八瓣模(mo)之分。合(he)適大批(pi)量生產一(yi)般用(yong)(yong)六(liu)瓣和八瓣模(mo)貝,確保壓(ya)(ya)扣(kou)品質(zhi)的基本是恰當把握橡膠軟管(guan)的內膠縮小(xiao)量和外(wai)(wai)(wai)衣(yi)的壓(ya)(ya)扣(kou)量。
其中(zhong)孔規(gui)格盡可能(neng)超過提(ti)高(gao)(gao)層規(gui)格,不(bu)(bu)然沒法裝進,乃(nai)至會導致提(ti)高(gao)(gao)層完全散頭狀(zhuang)況。一般空隙為1~1.5mm。外衣內部的槽(cao)形(xing)(xing)(xing)會立即危害接頭品質。現階段有直孔無(wu)槽(cao)體(ti)式(shi)、鋸齒(chi)狀(zhuang)槽(cao)體(ti)式(shi)及其環(huan)狀(zhuang)和鋸齒(chi)狀(zhuang)槽(cao)整(zheng)體(ti)式(shi)。棉(mian)繩(化學纖(xian)維)手工編織橡(xiang)膠(jiao)軟(ruan)管(guan)因(yin)應用(yong)工作壓力低,拔脫(tuo)力小(xiao),都選用(yong)無(wu)槽(cao)體(ti)式(shi)構(gou)造。不(bu)(bu)銹鋼絲(si)手工編織橡(xiang)膠(jiao)軟(ruan)管(guan)在壓扣時(shi)其提(ti)高(gao)(gao)層易造成彎折(zhe)形(xing)(xing)(xing)變(bian),多(duo)選用(yong)鋸齒(chi)狀(zhuang)。不(bu)(bu)銹鋼絲(si)螺旋波紋(wen)管(guan)一般疊(die)加(jia)層數(shu)較(jiao)多(duo),提(ti)高(gao)(gao)層的單(dan)側薄厚較(jiao)大(da) 達到3.6mm,壓扣時(shi)要使(shi)提(ti)高(gao)(gao)層產(chan)生波浪狀(zhuang)形(xing)(xing)(xing)變(bian)而(er)置入槽(cao)體(ti)就務必選用(yong)環(huan)狀(zhuang)和鋸齒(chi)狀(zhuang)槽(cao)相組成,這類槽(cao)形(xing)(xing)(xing)比鋸齒(chi)狀(zhuang)槽(cao)寬2/3,其抗拔脫(tuo)力更強。