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VICKERS威格士葉片泵技術要求
VICKERS威格士葉片泵技術要求VICKERS葉片泵(beng)的(de)設計(ji)正是它的(de)名字(zi)所描(miao)述的(de)。內的(de)泵(beng),安裝在偏心旋轉軸(zhou)的(de)凸輪環(huan)與槽的(de)轉子。
VICKERS威格士葉片泵技術要求
VICKERS葉(xie)片泵的設計(ji)正(zheng)是它的名字所(suo)描述的。內(nei)的泵,安裝在偏心旋(xuan)轉軸的凸輪(lun)環與槽的轉子。由于(yu)(yu)轉子和凸輪(lun)環內(nei)的葉(xie)片旋(xuan)轉,葉(xie)片由于(yu)(yu)內(nei)部的兩個接觸表面之間的接觸而磨損。
VICKERS (威格士) 2525V-12A-17-1C22R
VICKERS (威格士) 2525V-14A-17-1C22R
VICKERS (威格士) 2525V-17A-17-1C22R
VICKERS (威格(ge)士) 2525V-21A-17-1C22R
VICKERS (威格士) 2525V-10A-21-1C22R
VICKERS (威格(ge)士) 2525V-12A-21-1C22R
VICKERS (威格士(shi)) 2525V-14A-21-1C22R
VICKERS (威格士) 2525V-17A-21-1C22R
這些(xie)威格(ge)士葉片泵(beng)的(de)(de)設計中的(de)(de)每(mei)一(yi)個(ge)都被部署為(wei)目標性能的(de)(de)任(ren)務和操作。每(mei)個(ge)泵(beng)的(de)(de)類型必(bi)須(xu)被視為(wei)逐案基礎上潤(run)滑(hua)劑的(de)(de)選擇。
VICKERS葉(xie)片(pian)(pian)(pian)泵工(gong)作(zuo)(zuo)(zuo)原理可知,泵在(zai)(zai)(zai)工(gong)作(zuo)(zuo)(zuo)時(shi),葉(xie)片(pian)(pian)(pian)隨轉子(zi)一起轉動,在(zai)(zai)(zai)過(guo)渡(du)(du)(du)區(qu)(壓油(you)(you)區(qu)),葉(xie)片(pian)(pian)(pian)前后(hou)上(shang)下壓力(li)(li)相同,葉(xie)片(pian)(pian)(pian)徑向(xiang)伸(shen)縮運(yun)(yun)(yun)動阻(zu)力(li)(li)不(bu)(bu)大。而(er)(er)在(zai)(zai)(zai)工(gong)作(zuo)(zuo)(zuo)區(qu)(密(mi)封區(qu))情況則不(bu)(bu)同,此時(shi)葉(xie)片(pian)(pian)(pian)起一個封閉高(gao)低壓油(you)(you)腔的作(zuo)(zuo)(zuo)用,葉(xie)片(pian)(pian)(pian)前后(hou)存在(zai)(zai)(zai)著壓力(li)(li)差,并在(zai)(zai)(zai)葉(xie)片(pian)(pian)(pian)槽中(zhong)產(chan)(chan)(chan)生傾斜(xie)現象(圖1)。這樣,在(zai)(zai)(zai)A、B兩點(dian),葉(xie)片(pian)(pian)(pian)與轉子(zi)發生接觸,產(chan)(chan)(chan)生丁(ding)卡緊(jin)力(li)(li),隨著泵的工(gong)作(zuo)(zuo)(zuo)壓力(li)(li)的增(zeng)加(jia),壓差作(zuo)(zuo)(zuo)用面積增(zeng)大,卡緊(jin)力(li)(li)也會(hui)增(zeng)大。此時(shi),如果(guo)葉(xie)片(pian)(pian)(pian)未進(jin)入過(guo)渡(du)(du)(du)區(qu),葉(xie)片(pian)(pian)(pian)不(bu)(bu)作(zuo)(zuo)(zuo)徑向(xiang)運(yun)(yun)(yun)動,不(bu)(bu)至折(zhe)斷葉(xie)片(pian)(pian)(pian);一旦進(jin)入過(guo)渡(du)(du)(du)區(qu),葉(xie)片(pian)(pian)(pian)需作(zuo)(zuo)(zuo)徑向(xiang)運(yun)(yun)(yun)動,由于(yu)該泵葉(xie)片(pian)(pian)(pian)較(jiao)薄,若泵在(zai)(zai)(zai)原生產(chan)(chan)(chan)過(guo)程中(zhong)帶有內隱患(如葉(xie)片(pian)(pian)(pian)機械加(jia)工(gong)、熱(re)處(chu)理、材(cai)質性能漏檢(jian)未達設計要求)及系統(tong)油(you)(you)液污染度超差等,這時(shi)葉(xie)片(pian)(pian)(pian)將(jiang)會(hui)因(yin)卡緊(jin)而(er)(er)引起葉(xie)片(pian)(pian)(pian)折(zhe)斷。
VICKERS威格士葉片泵技術要求