
威海力建(jian)液壓設備廠
經營模式:生產加工
地址:山(shan)東省威海市羊(yang)亭孫家(jia)灘工業園(yuan)
主(zhu)營:液(ye)壓缸,油缸,液(ye)壓系統
業務熱線:
QQ:3049278720
液(ye)壓(ya)(ya)系統是(shi)(shi)一種(zhong)以(yi)油液(ye)作(zuo)為工作(zuo)介質,利(li)用油液(ye)的(de)壓(ya)(ya)力能(neng)(neng)并通過控(kong)制(zhi)閥門等附(fu)件(jian)(jian)(jian)(jian)操縱液(ye)壓(ya)(ya)執行機(ji)構(gou)工作(zuo)的(de)整套裝(zhuang)置(zhi),包(bao)括動力元件(jian)(jian)(jian)(jian)、執行元件(jian)(jian)(jian)(jian)、控(kong)制(zhi)元件(jian)(jian)(jian)(jian)、輔助元件(jian)(jian)(jian)(jian)(附(fu)件(jian)(jian)(jian)(jian))和液(ye)壓(ya)(ya)油。原(yuan)動機(ji)的(de)輸出(chu)特(te)性往(wang)往(wang)不能(neng)(neng)和執行機(ji)構(gou)的(de)要(yao)求(力,速度,位移)理(li)想匹(pi)配。因此,就(jiu)需要(yao)某種(zhong)傳動裝(zhuang)置(zhi),將原(yuan)動機(ji)的(de)輸出(chu)量進行適當變換(huan),使其滿足工作(zuo)機(ji)構(gou)的(de)要(yao)求。液(ye)壓(ya)(ya)系統就(jiu)是(shi)(shi)用液(ye)壓(ya)(ya)原(yuan)理(li)來實(shi)現這(zhe)種(zhong)變換(huan)功能(neng)(neng)的(de)裝(zhuang)置(zhi)。
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液壓系統是(shi)控制離合器、剎車、換檔等(deng),將液體的壓力能(neng)轉換為機械能(neng)。液壓系統由六個(ge)部分組成(cheng):
能源裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi)部(bu)分(fen)(fen)(fen):把機械能轉(zhuan)換(huan)(huan)成(cheng)(cheng)流體的(de)(de)(de)壓(ya)力能的(de)(de)(de)裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi),一(yi)(yi)般指的(de)(de)(de)就是(shi)(shi)液(ye)(ye)(ye)壓(ya)泵了,要是(shi)(shi)氣動(dong)就是(shi)(shi)空氣壓(ya)縮(suo)機。也就是(shi)(shi)動(dong)力部(bu)分(fen)(fen)(fen)。執行裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi)部(bu)分(fen)(fen)(fen):把流體的(de)(de)(de)壓(ya)力轉(zhuan)換(huan)(huan)成(cheng)(cheng)機械能的(de)(de)(de)裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi),一(yi)(yi)般指的(de)(de)(de)是(shi)(shi)液(ye)(ye)(ye)壓(ya)缸和液(ye)(ye)(ye)壓(ya)馬達吧。控制(zhi)調節(jie)(jie)裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi)部(bu)分(fen)(fen)(fen):對液(ye)(ye)(ye)壓(ya)系(xi)統(tong)中流體的(de)(de)(de)壓(ya)力、流量和流動(dong)方向進行控制(zhi)和調節(jie)(jie)不裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi)部(bu)分(fen)(fen)(fen),如(ru)溢流閥(fa)、節(jie)(jie)流閥(fa)、換(huan)(huan)向閥(fa)等。輔助裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi)部(bu)分(fen)(fen)(fen):除了上面(mian)的(de)(de)(de)3項(xiang)以外,如(ru)油箱、過濾器、蓄(xu)能器等。傳動(dong)介質:傳遞能量的(de)(de)(de)介質。液(ye)(ye)(ye)壓(ya)油:組(zu)成(cheng)(cheng)液(ye)(ye)(ye)壓(ya)系(xi)統(tong)的(de)(de)(de)一(yi)(yi)個(ge)組(zu)成(cheng)(cheng)部(bu)分(fen)(fen)(fen),液(ye)(ye)(ye)壓(ya)油一(yi)(yi)般不會歸到(dao)輔助裝(zhuang)置(zhi)(zhi)(zhi)(zhi)(zhi)。
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液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)在(zai)(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)系(xi)統中(zhong)(zhong)(zhong)的(de)工(gong)作(zuo)方(fang)式(shi)是(shi)閥(fa)(fa)(fa)體和(he)閥(fa)(fa)(fa)芯(xin)相對運動(dong),這種工(gong)作(zuo)方(fang)式(shi)不可避(bi)免(mian)的(de)就是(shi)磨損。液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)的(de)閥(fa)(fa)(fa)體和(he)閥(fa)(fa)(fa)芯(xin)進行相對運動(dong)的(de)過程中(zhong)(zhong)(zhong),會不斷的(de)摩擦,在(zai)(zai)工(gong)作(zuo)一段(duan)時(shi)間(jian)后(hou),液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)各(ge)元件之(zhi)間(jian)的(de)尺寸、形狀、質量等發生變化,不再是(shi)液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)原有的(de)特(te)性,在(zai)(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)工(gong)作(zuo)中(zhong)(zhong)(zhong)就會失效(xiao),出(chu)現故障。例如(ru),在(zai)(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)系(xi)統中(zhong)(zhong)(zhong)的(de)減壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)工(gong)作(zuo)中(zhong)(zhong)(zhong),錐閥(fa)(fa)(fa)和(he)閥(fa)(fa)(fa)座之(zhi)間(jian)因(yin)為長(chang)時(shi)間(jian)的(de)摩擦、磨損,造成(cheng)零件之(zhi)間(jian)的(de)配合度不好,在(zai)(zai)液(ye)(ye)壓(ya)(ya)(ya)(ya)系(xi)統中(zhong)(zhong)(zhong),減壓(ya)(ya)(ya)(ya)閥(fa)(fa)(fa)就無(wu)法起到減壓(ya)(ya)(ya)(ya)的(de)作(zuo)用。