
威海力(li)建液壓設(she)備廠
經營模式(shi):生(sheng)產加工
地址:山(shan)東省威海市羊(yang)亭孫家灘工業園(yuan)
主(zhu)營:液壓(ya)缸,油缸,液壓(ya)系統
業務熱(re)線:
QQ:3049278720
液壓制動系統產生制動效(xiao)能不良(liang)的原因,一(yi)般可根據制動踏(ta)(ta)(ta)板(ban)行程(俗稱高、低)、踏(ta)(ta)(ta)制動踏(ta)(ta)(ta)板(ban)時(shi)的軟硬感覺、踏(ta)(ta)(ta)下(xia)制動踏(ta)(ta)(ta)板(ban)后的穩(wen)定性以(yi)及邊疆多腳制動時(shi)踏(ta)(ta)(ta)板(ban)高度來判(pan)斷。
1.一般制動(dong)(dong)時踏板(ban)高(gao)度太低zhi動(dong)(dong)效能(neng)不良。如連續兩腳或幾腳制動(dong)(dong),踏板(ban)高(gao)度隨(sui)這(zhe)高(gao)且制動(dong)(dong)效能(neng)好轉,說明制動(dong)(dong)鼓與(yu)磨擦片或總泵活(huo)塞與(yu)推桿的間(jian)隙(xi)過大。
2維持制(zhi)(zhi)動(dong)(dong)時,踏板(ban)的高(gao)度若緩慢或迅速下降,說(shuo)明制(zhi)(zhi)動(dong)(dong)管路(lu)某處裂紋(wen)、接頭密閉不良(liang)或分泵(beng)(beng)(beng)皮(pi)碗(wan)(wan)密封(feng)不良(liang),其(qi)回位(wei)彈簧過軟或折斷(duan),或總泵(beng)(beng)(beng)皮(pi)碗(wan)(wan)、皮(pi)圈密封(feng)不良(liang),回油閥及出油閥不良(liang)。可首先踏下制(zhi)(zhi)動(dong)(dong)踏板(ban),觀(guan)察有無(wu)制(zhi)(zhi)動(dong)(dong)液滲(shen)漏(lou)部(bu)位(wei)。若外部(bu)正常,則應檢(jian)查(cha)分泵(beng)(beng)(beng)或總泵(beng)(beng)(beng)故障。
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液(ye)(ye)壓(ya)(ya)站又稱為(wei)液(ye)(ye)壓(ya)(ya)泵站,系(xi)(xi)(xi)統元件主要是(shi)由(you)液(ye)(ye)壓(ya)(ya)泵、液(ye)(ye)壓(ya)(ya)缸、液(ye)(ye)壓(ya)(ya)馬(ma)達、液(ye)(ye)壓(ya)(ya)閥等構成(cheng)的(de)(de)。液(ye)(ye)壓(ya)(ya)泵是(shi)液(ye)(ye)壓(ya)(ya)系(xi)(xi)(xi)統的(de)(de)心臟(zang),簡稱油(you)泵。在(zai)液(ye)(ye)壓(ya)(ya)系(xi)(xi)(xi)統中,一(yi)定(ding)至少有一(yi)個(ge)泵。液(ye)(ye)壓(ya)(ya)泵是(shi)一(yi)種(zhong)能(neng)(neng)量轉換裝置,它的(de)(de)作(zuo)用是(shi)使液(ye)(ye)體(ti)發(fa)生運動,把機(ji)械能(neng)(neng)轉換成(cheng)流體(ti)能(neng)(neng)(也(ye)叫做液(ye)(ye)壓(ya)(ya)能(neng)(neng))。液(ye)(ye)壓(ya)(ya)系(xi)(xi)(xi)統
泵是液(ye)壓(ya)傳動(dong)系(xi)統(tong)(tong)中(zhong)(zhong)的動(dong)力元件,由(you)原動(dong)機(ji)(ji)驅動(dong),從(cong)原動(dong)機(ji)(ji)的輸(shu)出(chu)功(gong)率中(zhong)(zhong)取(qu)出(chu)機(ji)(ji)械能(neng),為(wei)系(xi)統(tong)(tong)提(ti)供壓(ya)力油液(ye)。然后,在需要(yao)做功(gong)的場所,由(you)執行元件(液(ye)壓(ya)缸或液(ye)壓(ya)馬達)再把流(liu)體壓(ya)力能(neng)轉(zhuan)換成機(ji)(ji)械能(neng)輸(shu)出(chu)。
液(ye)壓(ya)泵是把原(yuan)動機(電動機、內燃機等)傳遞的(de)(de)(de)機械能(neng)轉(zhuan)換為液(ye)壓(ya)能(neng)的(de)(de)(de)機械裝置。各類液(ye)壓(ya)泵構成泵送(song)作用(yong)(yong)的(de)(de)(de)元(yuan)件不同(tong),但泵送(song)原(yuan)理(li)是相同(tong)的(de)(de)(de),所有(you)的(de)(de)(de)泵在吸(xi)油(you)(you)側容積增大,在壓(ya)油(you)(you)側容減小。液(ye)壓(ya)系統中(zhong)使用(yong)(yong)的(de)(de)(de)泵均為容積式(shi)泵,有(you)許多類型(xing),其中(zhong)典型(xing)的(de)(de)(de)有(you):
液(ye)(ye)壓泵(beng)(beng)(beng)(beng)(beng)流(liu)量(liang)是(shi)否(fou)可調節(jie)分(fen)為:變量(liang)泵(beng)(beng)(beng)(beng)(beng)和(he)定量(liang)泵(beng)(beng)(beng)(beng)(beng)。輸出流(liu)量(liang)可以根據需要來調節(jie)的(de)(de)稱(cheng)(cheng)為變量(liang)泵(beng)(beng)(beng)(beng)(beng),流(liu)量(liang)不能調節(jie)的(de)(de)稱(cheng)(cheng)為定量(liang)泵(beng)(beng)(beng)(beng)(beng)。按液(ye)(ye)壓系統(tong)中(zhong)常用的(de)(de)泵(beng)(beng)(beng)(beng)(beng)結構分(fen)為:齒輪泵(beng)(beng)(beng)(beng)(beng)(含(han)擺線(xian)泵(beng)(beng)(beng)(beng)(beng))、葉片泵(beng)(beng)(beng)(beng)(beng)、柱塞泵(beng)(beng)(beng)(beng)(beng)和(he)螺桿泵(beng)(beng)(beng)(beng)(beng)等。液(ye)(ye)壓泵(beng)(beng)(beng)(beng)(beng)的(de)(de)分(fen)類
泵站是液(ye)(ye)壓(ya)系(xi)(xi)統(tong)的(de)(de),一個性(xing)能(neng)、設(she)計有效的(de)(de)液(ye)(ye)壓(ya)機(ji)泵站對機(ji)器設(she)備的(de)(de)性(xing)能(neng)、使用壽(shou)命(ming)、應用成本、維修抗(kang)壓(ya)強度會產(chan)生尤為重要(yao)(yao)的(de)(de)影響。因(yin)此在要(yao)(yao)想液(ye)(ye)壓(ya)系(xi)(xi)統(tong)平穩運行,液(ye)(ye)壓(ya)系(xi)(xi)統(tong)應該選擇一個質量可靠(kao)的(de)(de)泵站!
