
威海力建液壓設備廠
經營模式:生產加工
地址(zhi):山(shan)東省威海市羊亭孫家(jia)灘工業園
主營(ying):液(ye)壓缸,油缸,液(ye)壓系統
業務熱線:
QQ:3049278720
液壓制(zhi)(zhi)(zhi)(zhi)動(dong)(dong)系統產生制(zhi)(zhi)(zhi)(zhi)動(dong)(dong)效能(neng)不良的原因,一般可根據(ju)制(zhi)(zhi)(zhi)(zhi)動(dong)(dong)踏板(ban)(ban)行(xing)程(俗(su)稱高、低(di))、踏制(zhi)(zhi)(zhi)(zhi)動(dong)(dong)踏板(ban)(ban)時的軟硬(ying)感覺、踏下制(zhi)(zhi)(zhi)(zhi)動(dong)(dong)踏板(ban)(ban)后的穩定(ding)性以(yi)及邊疆(jiang)多腳制(zhi)(zhi)(zhi)(zhi)動(dong)(dong)時踏板(ban)(ban)高度來(lai)判(pan)斷。
1.一般制(zhi)動(dong)時(shi)踏板高度太(tai)低(di)zhi動(dong)效(xiao)能不良。如連續兩腳或(huo)幾(ji)腳制(zhi)動(dong),踏板高度隨這(zhe)高且制(zhi)動(dong)效(xiao)能好轉,說明制(zhi)動(dong)鼓與磨(mo)擦片或(huo)總泵活塞與推桿的間隙過大。
2維持制(zhi)(zhi)(zhi)動(dong)(dong)時,踏板(ban)的(de)高度若(ruo)緩慢或(huo)(huo)迅速下(xia)降,說明制(zhi)(zhi)(zhi)動(dong)(dong)管路某處裂(lie)紋、接頭密閉不(bu)良或(huo)(huo)分泵(beng)(beng)(beng)皮碗密封不(bu)良,其回位彈簧(huang)過(guo)軟或(huo)(huo)折斷,或(huo)(huo)總泵(beng)(beng)(beng)皮碗、皮圈密封不(bu)良,回油閥及出油閥不(bu)良。可首先(xian)踏下(xia)制(zhi)(zhi)(zhi)動(dong)(dong)踏板(ban),觀察有無制(zhi)(zhi)(zhi)動(dong)(dong)液滲漏部位。若(ruo)外部正常,則應(ying)檢查分泵(beng)(beng)(beng)或(huo)(huo)總泵(beng)(beng)(beng)故障(zhang)。
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液(ye)(ye)(ye)壓(ya)站又(you)稱為液(ye)(ye)(ye)壓(ya)泵(beng)(beng)(beng)站,系(xi)統元件主要是由液(ye)(ye)(ye)壓(ya)泵(beng)(beng)(beng)、液(ye)(ye)(ye)壓(ya)缸、液(ye)(ye)(ye)壓(ya)馬達、液(ye)(ye)(ye)壓(ya)閥等構(gou)成(cheng)的。液(ye)(ye)(ye)壓(ya)泵(beng)(beng)(beng)是液(ye)(ye)(ye)壓(ya)系(xi)統的心臟(zang),簡稱油泵(beng)(beng)(beng)。在液(ye)(ye)(ye)壓(ya)系(xi)統中(zhong),一(yi)定至少有一(yi)個(ge)泵(beng)(beng)(beng)。液(ye)(ye)(ye)壓(ya)泵(beng)(beng)(beng)是一(yi)種能(neng)量轉換(huan)裝(zhuang)置,它(ta)的作(zuo)用是使(shi)液(ye)(ye)(ye)體(ti)發生運動,把機(ji)械能(neng)轉換(huan)成(cheng)流(liu)體(ti)能(neng)(也叫(jiao)做液(ye)(ye)(ye)壓(ya)能(neng))。液(ye)(ye)(ye)壓(ya)系(xi)統
泵是液(ye)壓傳動(dong)系統(tong)(tong)中(zhong)的(de)(de)(de)動(dong)力元(yuan)件,由原動(dong)機驅動(dong),從原動(dong)機的(de)(de)(de)輸出功率中(zhong)取(qu)出機械(xie)能,為系統(tong)(tong)提供(gong)壓力油液(ye)。然后,在需要做功的(de)(de)(de)場所,由執行元(yuan)件(液(ye)壓缸或液(ye)壓馬達)再把(ba)流(liu)體壓力能轉換成機械(xie)能輸出。
液(ye)壓泵(beng)(beng)是把(ba)原(yuan)動機(電(dian)動機、內燃機等)傳遞的(de)(de)機械能轉換為液(ye)壓能的(de)(de)機械裝置。各類液(ye)壓泵(beng)(beng)構成泵(beng)(beng)送作用(yong)的(de)(de)元件不同,但泵(beng)(beng)送原(yuan)理是相(xiang)同的(de)(de),所有(you)的(de)(de)泵(beng)(beng)在吸油(you)側(ce)容(rong)積(ji)增大,在壓油(you)側(ce)容(rong)減小。液(ye)壓系統中使(shi)用(yong)的(de)(de)泵(beng)(beng)均為容(rong)積(ji)式泵(beng)(beng),有(you)許(xu)多(duo)類型,其中典(dian)型的(de)(de)有(you):
液壓(ya)泵(beng)(beng)(beng)(beng)(beng)(beng)流(liu)量(liang)(liang)(liang)是否可(ke)調節(jie)(jie)分(fen)為:變量(liang)(liang)(liang)泵(beng)(beng)(beng)(beng)(beng)(beng)和定(ding)量(liang)(liang)(liang)泵(beng)(beng)(beng)(beng)(beng)(beng)。輸出流(liu)量(liang)(liang)(liang)可(ke)以根據(ju)需(xu)要來調節(jie)(jie)的稱為變量(liang)(liang)(liang)泵(beng)(beng)(beng)(beng)(beng)(beng),流(liu)量(liang)(liang)(liang)不能調節(jie)(jie)的稱為定(ding)量(liang)(liang)(liang)泵(beng)(beng)(beng)(beng)(beng)(beng)。按(an)液壓(ya)系統中常(chang)用的泵(beng)(beng)(beng)(beng)(beng)(beng)結(jie)構分(fen)為:齒輪泵(beng)(beng)(beng)(beng)(beng)(beng)(含擺線泵(beng)(beng)(beng)(beng)(beng)(beng))、葉片泵(beng)(beng)(beng)(beng)(beng)(beng)、柱塞泵(beng)(beng)(beng)(beng)(beng)(beng)和螺桿泵(beng)(beng)(beng)(beng)(beng)(beng)等。液壓(ya)泵(beng)(beng)(beng)(beng)(beng)(beng)的分(fen)類
泵站是(shi)液壓(ya)(ya)系統(tong)的,一個(ge)(ge)性能、設(she)(she)計有效的液壓(ya)(ya)機泵站對(dui)機器設(she)(she)備的性能、使(shi)用(yong)壽(shou)命、應用(yong)成(cheng)本、維修抗壓(ya)(ya)強度會產生尤為重(zhong)要(yao)的影響。因此在要(yao)想液壓(ya)(ya)系統(tong)平穩運行,液壓(ya)(ya)系統(tong)應該選擇一個(ge)(ge)質(zhi)量可靠的泵站!
