
威海力建液(ye)壓設備廠(chang)
經營(ying)模式:生(sheng)產加工
地址:山東省威(wei)海市羊亭孫家灘工業園
主營:液(ye)壓(ya)缸,油缸,液(ye)壓(ya)系統
業務熱(re)線:
QQ:3049278720
液壓制(zhi)(zhi)動(dong)(dong)系(xi)統產生制(zhi)(zhi)動(dong)(dong)效(xiao)能不良的(de)原因,一般可根據(ju)制(zhi)(zhi)動(dong)(dong)踏板(ban)行程(俗稱高、低)、踏制(zhi)(zhi)動(dong)(dong)踏板(ban)時(shi)的(de)軟硬感覺、踏下制(zhi)(zhi)動(dong)(dong)踏板(ban)后(hou)的(de)穩定(ding)性以及(ji)邊疆多(duo)腳制(zhi)(zhi)動(dong)(dong)時(shi)踏板(ban)高度(du)來判(pan)斷。
1.一般制動(dong)時踏板高度(du)太低zhi動(dong)效能不良。如連續兩(liang)腳或幾腳制動(dong),踏板高度(du)隨這高且制動(dong)效能好轉(zhuan),說明制動(dong)鼓與磨擦片(pian)或總泵(beng)活塞與推桿(gan)的間隙(xi)過大。
2維持(chi)制(zhi)動時,踏(ta)(ta)板的高度若(ruo)緩慢或(huo)(huo)迅速下(xia)(xia)降,說明制(zhi)動管路某處裂紋、接頭(tou)密(mi)閉不(bu)良(liang)(liang)或(huo)(huo)分泵皮(pi)碗(wan)密(mi)封(feng)不(bu)良(liang)(liang),其回(hui)位(wei)彈(dan)簧過軟或(huo)(huo)折(zhe)斷,或(huo)(huo)總泵皮(pi)碗(wan)、皮(pi)圈密(mi)封(feng)不(bu)良(liang)(liang),回(hui)油(you)閥及出油(you)閥不(bu)良(liang)(liang)。可首(shou)先踏(ta)(ta)下(xia)(xia)制(zhi)動踏(ta)(ta)板,觀察有無制(zhi)動液滲漏部位(wei)。若(ruo)外部正常,則(ze)應檢(jian)查分泵或(huo)(huo)總泵故障(zhang)。
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液(ye)(ye)壓(ya)(ya)站又稱為液(ye)(ye)壓(ya)(ya)泵(beng)站,系統(tong)(tong)(tong)元件主要是由液(ye)(ye)壓(ya)(ya)泵(beng)、液(ye)(ye)壓(ya)(ya)缸、液(ye)(ye)壓(ya)(ya)馬達(da)、液(ye)(ye)壓(ya)(ya)閥等(deng)構成的。液(ye)(ye)壓(ya)(ya)泵(beng)是液(ye)(ye)壓(ya)(ya)系統(tong)(tong)(tong)的心臟(zang),簡(jian)稱油泵(beng)。在(zai)液(ye)(ye)壓(ya)(ya)系統(tong)(tong)(tong)中(zhong),一定至少有一個(ge)泵(beng)。液(ye)(ye)壓(ya)(ya)泵(beng)是一種能(neng)量轉(zhuan)換裝置,它的作用是使液(ye)(ye)體(ti)發生(sheng)運動,把機械能(neng)轉(zhuan)換成流體(ti)能(neng)(也叫做液(ye)(ye)壓(ya)(ya)能(neng))。液(ye)(ye)壓(ya)(ya)系統(tong)(tong)(tong)
泵是(shi)液(ye)壓(ya)傳動(dong)(dong)系(xi)統中的動(dong)(dong)力(li)元件,由原動(dong)(dong)機驅動(dong)(dong),從原動(dong)(dong)機的輸出功率中取出機械(xie)能(neng),為(wei)系(xi)統提(ti)供壓(ya)力(li)油液(ye)。然后,在需要(yao)做(zuo)功的場所,由執行元件(液(ye)壓(ya)缸或液(ye)壓(ya)馬達)再(zai)把流體壓(ya)力(li)能(neng)轉換成(cheng)機械(xie)能(neng)輸出。
液壓泵(beng)(beng)是(shi)把原(yuan)動(dong)機(ji)(電動(dong)機(ji)、內燃(ran)機(ji)等)傳遞(di)的機(ji)械能轉(zhuan)換(huan)為液壓能的機(ji)械裝置(zhi)。各(ge)類液壓泵(beng)(beng)構(gou)成泵(beng)(beng)送作用的元件(jian)不同(tong),但泵(beng)(beng)送原(yuan)理(li)是(shi)相(xiang)同(tong)的,所有(you)(you)的泵(beng)(beng)在吸油側容(rong)積(ji)增(zeng)大,在壓油側容(rong)減小。液壓系統中(zhong)使用的泵(beng)(beng)均為容(rong)積(ji)式泵(beng)(beng),有(you)(you)許多類型(xing),其中(zhong)典型(xing)的有(you)(you):
液(ye)(ye)壓(ya)(ya)泵(beng)(beng)(beng)流(liu)量(liang)(liang)(liang)是否可調(diao)(diao)節分(fen)為(wei):變量(liang)(liang)(liang)泵(beng)(beng)(beng)和(he)定(ding)量(liang)(liang)(liang)泵(beng)(beng)(beng)。輸(shu)出流(liu)量(liang)(liang)(liang)可以根據需要(yao)來(lai)調(diao)(diao)節的(de)稱為(wei)變量(liang)(liang)(liang)泵(beng)(beng)(beng),流(liu)量(liang)(liang)(liang)不能調(diao)(diao)節的(de)稱為(wei)定(ding)量(liang)(liang)(liang)泵(beng)(beng)(beng)。按液(ye)(ye)壓(ya)(ya)系統中常(chang)用(yong)的(de)泵(beng)(beng)(beng)結構分(fen)為(wei):齒輪(lun)泵(beng)(beng)(beng)(含擺線泵(beng)(beng)(beng))、葉片(pian)泵(beng)(beng)(beng)、柱塞泵(beng)(beng)(beng)和(he)螺桿泵(beng)(beng)(beng)等(deng)。液(ye)(ye)壓(ya)(ya)泵(beng)(beng)(beng)的(de)分(fen)類
泵站(zhan)是液壓(ya)系統的(de)(de),一(yi)個(ge)性能、設(she)計有效的(de)(de)液壓(ya)機(ji)泵站(zhan)對機(ji)器設(she)備的(de)(de)性能、使用(yong)壽命、應用(yong)成本(ben)、維修抗(kang)壓(ya)強(qiang)度會產生尤(you)為重要(yao)的(de)(de)影響(xiang)。因此在要(yao)想液壓(ya)系統平穩運行,液壓(ya)系統應該選擇(ze)一(yi)個(ge)質量可靠的(de)(de)泵站(zhan)!
