
威海力建(jian)液(ye)壓設(she)備(bei)廠
經營模式:生產(chan)加工
地址:山東省威海(hai)市羊亭孫家灘(tan)工業(ye)園
主(zhu)營:液壓缸,油(you)缸,液壓系統
業(ye)務(wu)熱(re)線:
QQ:3049278720
液壓系(xi)統(tong)泄(xie)漏影響(xiang)著系(xi)統(tong)工作的(de)安全性,造(zao)成(cheng)(cheng)油液浪費、污染周圍環境、增加機器的(de)停運時(shi)間、降(jiang)低(di)生產率、增加生產成(cheng)(cheng)本及對產品造(zao)成(cheng)(cheng)污損,因此,對液壓系(xi)統(tong)的(de)泄(xie)漏我們必須加以控制(zhi)。幾乎所(suo)有的(de)液壓系(xi)統(tong)的(de)泄(xie)漏都是(shi)在使用一(yi)段時(shi)間后由于以下三個原因引(yin)起的(de):一(yi)是(shi)沖(chong)擊和振動造(zao)成(cheng)(cheng)管接頭松(song)動;二是(shi)動密封(feng)件及配合(he)件相互(hu)磨損;三是(shi)油溫過(guo)高及橡膠密封(feng)與液壓油不相容而變質。
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液(ye)壓(ya)站又稱為液(ye)壓(ya)泵(beng)(beng)站,系統(tong)元件主要(yao)是(shi)(shi)由液(ye)壓(ya)泵(beng)(beng)、液(ye)壓(ya)缸(gang)、液(ye)壓(ya)馬達、液(ye)壓(ya)閥等構成的。液(ye)壓(ya)泵(beng)(beng)是(shi)(shi)液(ye)壓(ya)系統(tong)的心臟(zang),簡稱油泵(beng)(beng)。在液(ye)壓(ya)系統(tong)中,一(yi)定至少有一(yi)個(ge)泵(beng)(beng)。液(ye)壓(ya)泵(beng)(beng)是(shi)(shi)一(yi)種能(neng)量轉(zhuan)換(huan)裝置,它(ta)的作用是(shi)(shi)使液(ye)體(ti)(ti)發生運動,把(ba)機械能(neng)轉(zhuan)換(huan)成流體(ti)(ti)能(neng)(也叫(jiao)做液(ye)壓(ya)能(neng))。液(ye)壓(ya)系統(tong)
泵是液(ye)壓(ya)傳動(dong)(dong)系(xi)統中的(de)動(dong)(dong)力(li)元件(jian),由原(yuan)動(dong)(dong)機驅(qu)動(dong)(dong),從原(yuan)動(dong)(dong)機的(de)輸(shu)出功率中取(qu)出機械能,為系(xi)統提供壓(ya)力(li)油液(ye)。然(ran)后,在需(xu)要(yao)做功的(de)場(chang)所,由執行元件(jian)(液(ye)壓(ya)缸或液(ye)壓(ya)馬達)再(zai)把流體(ti)壓(ya)力(li)能轉換(huan)成機械能輸(shu)出。
液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)在(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)系統(tong)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)工作(zuo)方(fang)式(shi)是(shi)閥(fa)體和閥(fa)芯(xin)相對運動,這種工作(zuo)方(fang)式(shi)不(bu)可(ke)避免(mian)的(de)(de)(de)(de)就(jiu)(jiu)是(shi)磨損(sun)。液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)的(de)(de)(de)(de)閥(fa)體和閥(fa)芯(xin)進(jin)行相對運動的(de)(de)(de)(de)過程中(zhong)(zhong)(zhong),會不(bu)斷(duan)的(de)(de)(de)(de)摩擦,在(zai)工作(zuo)一(yi)段時(shi)間(jian)后,液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)各元件之間(jian)的(de)(de)(de)(de)尺寸、形狀、質量等發(fa)生變化,不(bu)再是(shi)液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)原(yuan)有的(de)(de)(de)(de)特性,在(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)工作(zuo)中(zhong)(zhong)(zhong)就(jiu)(jiu)會失效(xiao),出現故障。例如,在(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)系統(tong)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)減(jian)(jian)壓(ya)(ya)(ya)(ya)閥(fa)工作(zuo)中(zhong)(zhong)(zhong),錐(zhui)閥(fa)和閥(fa)座之間(jian)因為長時(shi)間(jian)的(de)(de)(de)(de)摩擦、磨損(sun),造成零(ling)件之間(jian)的(de)(de)(de)(de)配合度不(bu)好,在(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)系統(tong)中(zhong)(zhong)(zhong),減(jian)(jian)壓(ya)(ya)(ya)(ya)閥(fa)就(jiu)(jiu)無法起到減(jian)(jian)壓(ya)(ya)(ya)(ya)的(de)(de)(de)(de)作(zuo)用(yong)。