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SB330-4A1/112A9-330A賀德克皮囊式蓄能器維修講解
更新時間:2022-07-05   點擊次數:1786次

SB330-4A1/112A9-330A賀德克皮囊式蓄能器維修講解SB330-4A1/112A9-330A賀德(de)克(ke)皮囊式蓄(xu)能器(qi)(qi)在(zai)(zai)(zai)(zai)液(ye)壓系(xi)統中屬于危(wei)險部(bu)件(jian),所以在(zai)(zai)(zai)(zai)操作過(guo)程(cheng)中要特別注意(yi)安全。蓄(xu)能器(qi)(qi)故障(zhang)(zhang)(zhang)(zhang)診斷(duan)與排(pai)(pai)除(chu),既包括(kuo)蓄(xu)能器(qi)(qi)本身故障(zhang)(zhang)(zhang)(zhang)的(de)(de)診斷(duan)與排(pai)(pai)除(chu),又(you)涉及(ji)蓄(xu)能器(qi)(qi)所在(zai)(zai)(zai)(zai)液(ye)壓系(xi)統的(de)(de)故障(zhang)(zhang)(zhang)(zhang)診斷(duan)與排(pai)(pai)除(chu),兩者之間相互(hu)交織(zhi)。故障(zhang)(zhang)(zhang)(zhang)診斷(duan)的(de)(de)主(zhu)要工作內容(rong)有(you):①判定故障(zhang)(zhang)(zhang)(zhang)的(de)(de)性(xing)(xing)質與嚴重程(cheng)度(du)。根據現場狀(zhuang)(zhuang)況(kuang),判斷(duan)是否存(cun)在(zai)(zai)(zai)(zai)故障(zhang)(zhang)(zhang)(zhang),是什么(me)性(xing)(xing)質的(de)(de)問(wen)題(ti)(壓力、速度(du)、動作還是其他),問(wen)題(ti)的(de)(de)嚴重程(cheng)度(du)(正常、輕微(wei)故障(zhang)(zhang)(zhang)(zhang)、一般故障(zhang)(zhang)(zhang)(zhang)、還是嚴重故障(zhang)(zhang)(zhang)(zhang))。②查找(zhao)失(shi)效(xiao)元件(jian)及(ji)失(shi)效(xiao)位置。根據癥狀(zhuang)(zhuang)及(ji)相關(guan)信息,找(zhao)出(chu)故障(zhang)(zhang)(zhang)(zhang)點,以便進(jin)一步排(pai)(pai)除(chu)故障(zhang)(zhang)(zhang)(zhang),這(zhe)里(li)主(zhu)要弄(nong)清(qing)“問(wen)題(ti)出(chu)在(zai)(zai)(zai)(zai)何處"。③進(jin)一步查找(zhao)引起故障(zhang)(zhang)(zhang)(zhang)的(de)(de)初(chu)始原(yuan)因(yin)。如液(ye)壓油污染,元件(jian)可靠性(xing)(xing)低,環境因(yin)素(su)不(bu)合要求等。這(zhe)里(li)主(zhu)要弄(nong)清(qing)故障(zhang)(zhang)(zhang)(zhang)的(de)(de)外部(bu)原(yuan)因(yin)。④機理分(fen)析。對(dui)故障(zhang)(zhang)(zhang)(zhang)的(de)(de)因(yin)果關(guan)系(xi)鏈進(jin)行深入(ru)地分(fen)析與探討,弄(nong)清(qing)問(wen)題(ti)產生的(de)(de)來龍去(qu)脈。⑤預(yu)測(ce)故障(zhang)(zhang)(zhang)(zhang)發展趨向(xiang)。根據系(xi)統磨損劣化的(de)(de)現狀(zhuang)(zhuang)及(ji)速度(du)、元件(jian)使用壽命(ming)的(de)(de)理論與經驗數據,預(yu)測(ce)蓄(xu)能器(qi)(qi)或液(ye)壓系(xi)統將來的(de)(de)狀(zhuang)(zhuang)況(kuang)。分(fen)析、對(dui)比、統計(ji)、歸(gui)納與綜合,找(zhao)出(chu)規(gui)律。

SB330-4A1/112A9-330A賀德(de)克(ke)皮(pi)囊(nang)式蓄能(neng)(neng)器也(ye)可(ke)用(yong)來(lai)吸(xi)收液壓(ya)(ya)泵的(de)壓(ya)(ya)力脈(mo)動或吸(xi)收系(xi)(xi)統中(zhong)產生的(de)液壓(ya)(ya)沖擊壓(ya)(ya)力。蓄能(neng)(neng)器中(zhong)的(de)壓(ya)(ya)力可(ke)以用(yong)壓(ya)(ya)縮氣(qi)體(ti)(ti)、重(zhong)錘(chui)或彈(dan)簧(huang)來(lai)產生,相應地蓄能(neng)(neng)器分(fen)為(wei)氣(qi)體(ti)(ti)式、重(zhong)錘(chui)式和彈(dan)簧(huang)式。氣(qi)體(ti)(ti)式蓄能(neng)(neng)器中(zhong)的(de)氣(qi)體(ti)(ti)與液體(ti)(ti)直接(jie)(jie)接(jie)(jie)觸(chu)者,稱為(wei)接(jie)(jie)觸(chu)式,其結構簡單,容(rong)量(liang)(liang)大(da)(da),但液體(ti)(ti)中(zhong)容(rong)易混(hun)入氣(qi)體(ti)(ti),常(chang)(chang)用(yong)于水壓(ya)(ya)機上。氣(qi)體(ti)(ti)與液體(ti)(ti)不(bu)接(jie)(jie)觸(chu)的(de)稱為(wei)隔離式,常(chang)(chang)用(yong)皮(pi)囊(nang)和隔膜來(lai)隔離,皮(pi)囊(nang)體(ti)(ti)積變化量(liang)(liang)大(da)(da),隔膜體(ti)(ti)積變化量(liang)(liang)小,常(chang)(chang)用(yong)于吸(xi)收壓(ya)(ya)力脈(mo)動。重(zhong)錘(chui)式容(rong)量(liang)(liang)較大(da)(da),常(chang)(chang)用(yong)于軋機等系(xi)(xi)統中(zhong),供蓄能(neng)(neng)用(yong)。

SB330-4A1/112A9-330A賀德克皮囊式蓄能器維修講解如下

蓄能(neng)器(qi)的(de)(de)使用維修主(zhu)要(yao)包(bao)括(kuo)蓄能(neng)器(qi)的(de)(de)安(an)裝維護、故障診斷與(yu)排除及修理等。蓄能(neng)器(qi)的(de)(de)安(an)裝包(bao)括(kuo)安(an)裝前的(de)(de)檢查、安(an)裝、充氮等。正確的(de)(de)安(an)裝固定與(yu)充氣,是蓄能(neng)器(qi)正常運行、發揮(hui)應(ying)有作用的(de)(de)重要(yao)條件(jian)。參數(shu)的(de)(de)測(ce)量與(yu)各類工具(ju)儀表(biao)的(de)(de)正確使用不可忽略。

蓄能器在使用過程中防泄漏,要(yao)(yao)定(ding)期對(dui)(dui)氣囊進(jin)(jin)行氣密性(xing)檢(jian)(jian)查(cha)(cha)(cha)(cha)及(ji)(ji)(ji)(ji)其(qi)他(ta)方(fang)面的(de)檢(jian)(jian)查(cha)(cha)(cha)(cha)。因此,日常檢(jian)(jian)查(cha)(cha)(cha)(cha)與維(wei)(wei)護保養不(bu)可(ke)少。日常檢(jian)(jian)查(cha)(cha)(cha)(cha)即用目視、聽覺(jue)和手摸及(ji)(ji)(ji)(ji)儀表等簡單的(de)方(fang)法進(jin)(jin)行外觀(guan)及(ji)(ji)(ji)(ji)狀態的(de)檢(jian)(jian)查(cha)(cha)(cha)(cha),檢(jian)(jian)查(cha)(cha)(cha)(cha)時(shi)既要(yao)(yao)檢(jian)(jian)查(cha)(cha)(cha)(cha)局部(bu)也要(yao)(yao)注意設備(bei)整(zheng)體。在檢(jian)(jian)查(cha)(cha)(cha)(cha)中發(fa)(fa)現的(de)異常情況,對(dui)(dui)妨礙蓄能器繼續工作(zuo)的(de)應(ying)作(zuo)應(ying)急處理(li)(li)(li);對(dui)(dui)其(qi)他(ta)的(de)則應(ying)仔細雨觀(guan)察并記錄,到定(ding)期維(wei)(wei)護時(shi)予以解決(jue)。一些損壞的(de)零(ling)部(bu)件也需要(yao)(yao)及(ji)(ji)(ji)(ji)時(shi)更換。主動(dong)維(wei)(wei)護是繼故(gu)障維(wei)(wei)修(xiu)(xiu)、預防維(wei)(wei)修(xiu)(xiu)、狀態維(wei)(wei)修(xiu)(xiu)后,國際上來(lai)提出(chu)的(de)一種新的(de)設備(bei)管理(li)(li)(li)理(li)(li)(li)論。它(ta)的(de)定(ding)義是:對(dui)(dui)導致設備(bei)損壞的(de)根源(yuan)性(xing)參數(shu)進(jin)(jin)行修(xiu)(xiu)復,從(cong)而有效地防止失效的(de)發(fa)(fa)生(sheng),延(yan)長(chang)設備(bei)的(de)使用壽命。主動(dong)維(wei)(wei)護是在設備(bei)磨損之前針對(dui)(dui)其(qi)根源(yuan)問題采取的(de)措施,有效地控制(zhi)磨損及(ji)(ji)(ji)(ji)失效的(de)發(fa)(fa)生(sheng),從(cong)而大幅(fu)度地延(yan)長(chang)修(xiu)(xiu)理(li)(li)(li)周期。主動(dong)維(wei)(wei)護不(bu)但為液(ye)壓設備(bei)與元件可(ke)造(zao)運行提供保障,同時(shi)可(ke)大幅(fu)度降(jiang)低維(wei)(wei)修(xiu)(xiu)成本(ben)。

蓄(xu)(xu)能(neng)(neng)器在(zai)液(ye)(ye)壓(ya)系(xi)統(tong)中(zhong)屬于危險部件(jian),所(suo)以(yi)在(zai)操作過(guo)程中(zhong)要(yao)(yao)特別注意安全。蓄(xu)(xu)能(neng)(neng)器故(gu)(gu)(gu)(gu)障診斷與(yu)(yu)排除,既包(bao)括蓄(xu)(xu)能(neng)(neng)器本身(shen)故(gu)(gu)(gu)(gu)障的(de)(de)(de)(de)(de)診斷與(yu)(yu)排除,又涉及蓄(xu)(xu)能(neng)(neng)器所(suo)在(zai)液(ye)(ye)壓(ya)系(xi)統(tong)的(de)(de)(de)(de)(de)故(gu)(gu)(gu)(gu)障診斷與(yu)(yu)排除,兩者之(zhi)間相互交織(zhi)。故(gu)(gu)(gu)(gu)障診斷的(de)(de)(de)(de)(de)主(zhu)(zhu)要(yao)(yao)工作內(nei)容有:①判定故(gu)(gu)(gu)(gu)障的(de)(de)(de)(de)(de)性質與(yu)(yu)嚴(yan)(yan)重(zhong)程度(du)。根(gen)(gen)據現場(chang)狀(zhuang)況,判斷是否存在(zai)故(gu)(gu)(gu)(gu)障,是什(shen)么性質的(de)(de)(de)(de)(de)問(wen)(wen)題(壓(ya)力(li)、速度(du)、動作還(huan)是其他),問(wen)(wen)題的(de)(de)(de)(de)(de)嚴(yan)(yan)重(zhong)程度(du)(正(zheng)常、輕微故(gu)(gu)(gu)(gu)障、一般故(gu)(gu)(gu)(gu)障、還(huan)是嚴(yan)(yan)重(zhong)故(gu)(gu)(gu)(gu)障)。②查找失效元(yuan)件(jian)及失效位置。根(gen)(gen)據癥狀(zhuang)及相關(guan)信(xin)息(xi),找出(chu)故(gu)(gu)(gu)(gu)障點,以(yi)便進一步排除故(gu)(gu)(gu)(gu)障,這里(li)(li)主(zhu)(zhu)要(yao)(yao)弄清(qing)“問(wen)(wen)題出(chu)在(zai)何(he)處"。③進一步查找引起故(gu)(gu)(gu)(gu)障的(de)(de)(de)(de)(de)初(chu)始原(yuan)因(yin)(yin)。如(ru)液(ye)(ye)壓(ya)油(you)污染,元(yuan)件(jian)可(ke)靠(kao)性低,環境因(yin)(yin)素不合要(yao)(yao)求等。這里(li)(li)主(zhu)(zhu)要(yao)(yao)弄清(qing)故(gu)(gu)(gu)(gu)障的(de)(de)(de)(de)(de)外部原(yuan)因(yin)(yin)。④機(ji)理分(fen)析。對故(gu)(gu)(gu)(gu)障的(de)(de)(de)(de)(de)因(yin)(yin)果關(guan)系(xi)鏈進行深入地分(fen)析與(yu)(yu)探討,弄清(qing)問(wen)(wen)題產生的(de)(de)(de)(de)(de)來龍去脈(mo)。⑤預(yu)測故(gu)(gu)(gu)(gu)障發展趨向。根(gen)(gen)據系(xi)統(tong)磨損劣化的(de)(de)(de)(de)(de)現狀(zhuang)及速度(du)、元(yuan)件(jian)使用壽命的(de)(de)(de)(de)(de)理論與(yu)(yu)經驗數據,預(yu)測蓄(xu)(xu)能(neng)(neng)器或液(ye)(ye)壓(ya)系(xi)統(tong)將來的(de)(de)(de)(de)(de)狀(zhuang)況。分(fen)析、對比、統(tong)計(ji)、歸納與(yu)(yu)綜合,找出(chu)規律(lv)。

蓄(xu)能(neng)(neng)(neng)器充(chong)(chong)(chong)氣(qi)(qi)(qi)(qi):蓄(xu)能(neng)(neng)(neng)器補(bu)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)通(tong)常有(you)兩種方式:1,當蓄(xu)能(neng)(neng)(neng)器使(shi)用(yong)(yong)壓(ya)(ya)力低于(yu)8MPa時(shi)可通(tong)過氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶和(he)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)工(gong)(gong)(gong)具來(lai)(lai)補(bu)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi),將(jiang)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)工(gong)(gong)(gong)具一端(duan)與氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶相連(lian)(lian),另一端(duan)與蓄(xu)能(neng)(neng)(neng)器相連(lian)(lian),打(da)(da)開(kai)氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶閥(fa)門即可完(wan)(wan)成充(chong)(chong)(chong)氣(qi)(qi)(qi)(qi)。2,當蓄(xu)能(neng)(neng)(neng)器使(shi)用(yong)(yong)壓(ya)(ya)力高(gao)于(yu)8MPa時(shi),通(tong)過氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶和(he)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)工(gong)(gong)(gong)具已(yi)無法(fa)完(wan)(wan)成充(chong)(chong)(chong)氣(qi)(qi)(qi)(qi),在這種情況下可用(yong)(yong)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)車(che),充(chong)(chong)(chong)工(gong)(gong)(gong)具,氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶三者配合使(shi)用(yong)(yong)來(lai)(lai)給蓄(xu)能(neng)(neng)(neng)器補(bu)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)。首先用(yong)(yong)高(gao)壓(ya)(ya)軟管(guan)將(jiang)氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶和(he)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)車(che)進(jin)氣(qi)(qi)(qi)(qi)口連(lian)(lian)接起(qi)來(lai)(lai),充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)車(che)出(chu)氣(qi)(qi)(qi)(qi)口通(tong)過充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)工(gong)(gong)(gong)具與蓄(xu)能(neng)(neng)(neng)器進(jin)氣(qi)(qi)(qi)(qi)口連(lian)(lian)接起(qi)來(lai)(lai),在充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)車(che)上設定好(hao)輸出(chu)壓(ya)(ya)力,然后打(da)(da)開(kai)氮(dan)(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)瓶閥(fa)門,充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)車(che)接上電(dian)源,打(da)(da)開(kai)充(chong)(chong)(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)車(che)開(kai)機旋鈕即可完(wan)(wan)成充(chong)(chong)(chong)氣(qi)(qi)(qi)(qi)。

SB330-4A1/112A9-330A賀德克皮囊(nang)式蓄(xu)(xu)(xu)能器(qi)(qi)(qi)它以波義爾定律(PVn=K=常數(shu))為基礎,通過壓(ya)縮(suo)氣(qi)體(ti)完成(cheng)能量轉(zhuan)化(hua),使(shi)用時(shi)首先向蓄(xu)(xu)(xu)能器(qi)(qi)(qi)充入預定壓(ya)力(li)(li)(li)的(de)氣(qi)體(ti)。當系(xi)統壓(ya)力(li)(li)(li)超過蓄(xu)(xu)(xu)能器(qi)(qi)(qi)內部(bu)壓(ya)力(li)(li)(li)時(shi),油(you)液(ye)(ye)壓(ya)縮(suo)氣(qi)體(ti),將油(you)液(ye)(ye)中的(de)壓(ya)力(li)(li)(li)轉(zhuan)化(hua)為氣(qi)體(ti)內能;當系(xi)統壓(ya)力(li)(li)(li)低(di)于蓄(xu)(xu)(xu)能器(qi)(qi)(qi)內部(bu)壓(ya)力(li)(li)(li)時(shi),蓄(xu)(xu)(xu)能器(qi)(qi)(qi)中的(de)油(you)在高壓(ya)氣(qi)體(ti)的(de)作用下流向外(wai)部(bu)系(xi)統,釋放能量。選(xuan)擇適當的(de)充氣(qi)壓(ya)力(li)(li)(li)是這種蓄(xu)(xu)(xu)能器(qi)(qi)(qi)的(de)關鍵(jian)。這類蓄(xu)(xu)(xu)能器(qi)(qi)(qi)按(an)結構(gou)可分為管(guan)路消振(zhen)器(qi)(qi)(qi)、氣(qi)液(ye)(ye)直接接觸式、活塞式、隔膜(mo)式、氣(qi)囊(nang)式等。