
威(wei)海力(li)建液(ye)壓設備(bei)廠
經營模式:生產加工
地(di)址(zhi):山東省威(wei)海(hai)市羊亭孫(sun)家(jia)灘工業園
主營:液壓缸,油缸,液壓系統(tong)
業務熱線(xian):
QQ:3049278720
液壓制(zhi)(zhi)動(dong)(dong)系統產生制(zhi)(zhi)動(dong)(dong)效能不(bu)良的(de)(de)原因,一(yi)般可根據制(zhi)(zhi)動(dong)(dong)踏(ta)(ta)板行(xing)程(俗稱(cheng)高(gao)、低(di))、踏(ta)(ta)制(zhi)(zhi)動(dong)(dong)踏(ta)(ta)板時(shi)的(de)(de)軟硬(ying)感覺、踏(ta)(ta)下制(zhi)(zhi)動(dong)(dong)踏(ta)(ta)板后(hou)的(de)(de)穩定(ding)性以及邊疆多腳(jiao)制(zhi)(zhi)動(dong)(dong)時(shi)踏(ta)(ta)板高(gao)度來判斷。
1.一(yi)般制動(dong)(dong)時踏(ta)板(ban)高(gao)(gao)度太低(di)zhi動(dong)(dong)效能不良。如連續兩(liang)腳或幾腳制動(dong)(dong),踏(ta)板(ban)高(gao)(gao)度隨這(zhe)高(gao)(gao)且制動(dong)(dong)效能好轉,說明(ming)制動(dong)(dong)鼓與磨擦(ca)片(pian)或總(zong)泵活塞(sai)與推桿的間隙過大。
2維持(chi)制動(dong)時(shi),踏(ta)板(ban)的高度若緩慢或(huo)迅速下降,說明制動(dong)管路(lu)某處裂紋、接(jie)頭密(mi)(mi)閉不良(liang)(liang)或(huo)分泵皮碗密(mi)(mi)封(feng)不良(liang)(liang),其回位彈簧過(guo)軟或(huo)折斷,或(huo)總(zong)泵皮碗、皮圈密(mi)(mi)封(feng)不良(liang)(liang),回油閥(fa)及出油閥(fa)不良(liang)(liang)。可(ke)首先(xian)踏(ta)下制動(dong)踏(ta)板(ban),觀察(cha)有(you)無制動(dong)液滲漏部(bu)(bu)位。若外部(bu)(bu)正常(chang),則應檢查分泵或(huo)總(zong)泵故障。
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液壓(ya)(ya)(ya)(ya)站又稱(cheng)為液壓(ya)(ya)(ya)(ya)泵(beng)(beng)站,系(xi)(xi)統元件主要是由液壓(ya)(ya)(ya)(ya)泵(beng)(beng)、液壓(ya)(ya)(ya)(ya)缸、液壓(ya)(ya)(ya)(ya)馬達(da)、液壓(ya)(ya)(ya)(ya)閥(fa)等構成的。液壓(ya)(ya)(ya)(ya)泵(beng)(beng)是液壓(ya)(ya)(ya)(ya)系(xi)(xi)統的心臟,簡稱(cheng)油泵(beng)(beng)。在液壓(ya)(ya)(ya)(ya)系(xi)(xi)統中(zhong),一(yi)定至(zhi)少有一(yi)個泵(beng)(beng)。液壓(ya)(ya)(ya)(ya)泵(beng)(beng)是一(yi)種能量(liang)轉換裝置,它的作用是使液體(ti)發生運動,把機械能轉換成流(liu)體(ti)能(也叫做液壓(ya)(ya)(ya)(ya)能)。液壓(ya)(ya)(ya)(ya)系(xi)(xi)統
泵是(shi)液(ye)壓(ya)傳(chuan)動(dong)(dong)(dong)系(xi)統(tong)中(zhong)的(de)動(dong)(dong)(dong)力(li)元件(jian),由原動(dong)(dong)(dong)機驅動(dong)(dong)(dong),從原動(dong)(dong)(dong)機的(de)輸出(chu)功(gong)率中(zhong)取(qu)出(chu)機械能,為系(xi)統(tong)提供壓(ya)力(li)油液(ye)。然后(hou),在需要做功(gong)的(de)場所,由執行元件(jian)(液(ye)壓(ya)缸(gang)或液(ye)壓(ya)馬(ma)達)再把流體(ti)壓(ya)力(li)能轉(zhuan)換成機械能輸出(chu)。
液壓泵(beng)(beng)是把(ba)原動機(ji)(電(dian)動機(ji)、內燃(ran)機(ji)等)傳遞的(de)(de)機(ji)械(xie)能轉換(huan)為(wei)液壓能的(de)(de)機(ji)械(xie)裝(zhuang)置。各類液壓泵(beng)(beng)構成泵(beng)(beng)送作用的(de)(de)元件不同,但(dan)泵(beng)(beng)送原理是相同的(de)(de),所有的(de)(de)泵(beng)(beng)在吸(xi)油側(ce)容積增大,在壓油側(ce)容減(jian)小。液壓系統中(zhong)使用的(de)(de)泵(beng)(beng)均為(wei)容積式泵(beng)(beng),有許(xu)多類型,其中(zhong)典型的(de)(de)有:
液(ye)壓泵(beng)(beng)流量(liang)是否可(ke)調(diao)節分(fen)為:變量(liang)泵(beng)(beng)和(he)定(ding)量(liang)泵(beng)(beng)。輸出流量(liang)可(ke)以(yi)根據需要來調(diao)節的稱為變量(liang)泵(beng)(beng),流量(liang)不(bu)能調(diao)節的稱為定(ding)量(liang)泵(beng)(beng)。按液(ye)壓系(xi)統中常(chang)用的泵(beng)(beng)結構分(fen)為:齒輪(lun)泵(beng)(beng)(含擺線泵(beng)(beng))、葉片泵(beng)(beng)、柱塞泵(beng)(beng)和(he)螺桿泵(beng)(beng)等。液(ye)壓泵(beng)(beng)的分(fen)類
泵(beng)站(zhan)是(shi)液(ye)(ye)壓(ya)系(xi)統的,一(yi)個(ge)性(xing)能、設計(ji)有效的液(ye)(ye)壓(ya)機泵(beng)站(zhan)對機器設備的性(xing)能、使(shi)用壽(shou)命、應用成本、維修抗(kang)壓(ya)強度會產生(sheng)尤為(wei)重要的影響(xiang)。因此(ci)在(zai)要想液(ye)(ye)壓(ya)系(xi)統平穩運行,液(ye)(ye)壓(ya)系(xi)統應該選擇一(yi)個(ge)質量可靠(kao)的泵(beng)站(zhan)!
