狼群视频在线

氣門挺桿簡介

氣門挺桿。氣門挺桿的作用如下：

1、為了保證氣門關閉嚴密，會在氣門桿端與氣門驅動件之間留有適當的間隙，稱為氣門間隙；

2、若氣門間隙調整不當就會使發動機運行不正常的，過大會影響氣門的開啟量，氣門升程減少引起進氣不足，排氣不徹底，過小會引起氣門關閉不嚴引起漏氣，造成動力下降；

3、所以為了避免氣門間隙調整不當引起的麻煩，一般高速發動機上都會使用可自行調整氣門間隙的液力挺桿。

氣門挺桿的作用

汽車的(de)(de)發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)相當(dang)于汽車的(de)(de)心臟。發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)故障(zhang)也是(shi)困擾車友(you)的(de)(de)問(wen)題，氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)挺桿(gan)(gan)是(shi)發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)的(de)(de)重(zhong)要(yao)(yao)(yao)部(bu)(bu)(bu)件。接(jie)(jie)下(xia)來就(jiu)讓典邦給大(da)家介紹(shao)一(yi)下(xia)氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)挺桿(gan)(gan)的(de)(de)作(zuo)用(yong)(yong)(yong)吧(ba)！氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)挺桿(gan)(gan)的(de)(de)功能，氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)挺桿(gan)(gan)簡介-功能也是(shi)用(yong)(yong)(yong)于推(tui)動(dong)(dong)(dong)(dong)(dong)氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)打開的(de)(de)裝(zhuang)置(zhi)。因(yin)為早(zao)期發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)中使用(yong)(yong)(yong)的(de)(de)這(zhe)種(zhong)裝(zhuang)置(zhi)形(xing)狀像一(yi)根細桿(gan)(gan)，所以(yi)被稱(cheng)為氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)挺桿(gan)(gan)。它的(de)(de)主要(yao)(yao)(yao)功能是(shi)將凸輪(lun)的(de)(de)旋轉(zhuan)運(yun)動(dong)(dong)(dong)(dong)(dong)轉(zhuan)化為往復運(yun)動(dong)(dong)(dong)(dong)(dong)。但這(zhe)種(zhong)結構(gou)的(de)(de)發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)凸輪(lun)軸(zhou)一(yi)般不布(bu)置(zhi)在發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)頂(ding)部(bu)(bu)(bu)。隨著現代汽車發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)技(ji)術的(de)(de)發(fa)展，越來越多的(de)(de)汽車發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)采(cai)用(yong)(yong)(yong)頂(ding)置(zhi)凸輪(lun)軸(zhou)結構(gou)，其中傳統的(de)(de)長(chang)氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)挺柱(zhu)(zhu)基本取(qu)(qu)消，取(qu)(qu)而代之的(de)(de)是(shi)由(you)凸輪(lun)軸(zhou)驅(qu)動(dong)(dong)(dong)(dong)(dong)的(de)(de)更加(jia)緊湊的(de)(de)液(ye)壓(ya)(ya)挺柱(zhu)(zhu)，或(huo)者凸輪(lun)軸(zhou)直接(jie)(jie)驅(qu)動(dong)(dong)(dong)(dong)(dong)氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)搖(yao)臂來控制氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)的(de)(de)開閉。液(ye)壓(ya)(ya)杠桿(gan)(gan)主要(yao)(yao)(yao)由(you)柱(zhu)(zhu)塞(sai)、單(dan)向(xiang)閥(fa)(fa)和(he)單(dan)向(xiang)閥(fa)(fa)彈簧組成。液(ye)壓(ya)(ya)桿(gan)(gan)始終與(yu)凸輪(lun)軸(zhou)接(jie)(jie)觸，并且無間(jian)隙運(yun)行。在挺桿(gan)(gan)內部(bu)(bu)(bu)，液(ye)壓(ya)(ya)用(yong)(yong)(yong)于調整(zheng)間(jian)隙。液(ye)壓(ya)(ya)挺柱(zhu)(zhu)主要(yao)(yao)(yao)由(you)柱(zhu)(zhu)塞(sai)、單(dan)向(xiang)閥(fa)(fa)和(he)單(dan)向(xiang)閥(fa)(fa)彈簧組成。止回閥(fa)(fa)用(yong)(yong)(yong)于儲存或(huo)釋放油(you)。通過改(gai)變(bian)挺柱(zhu)(zhu)腔內的(de)(de)油(you)壓(ya)(ya)，可(ke)以(yi)改(gai)變(bian)液(ye)壓(ya)(ya)挺柱(zhu)(zhu)的(de)(de)工作(zuo)長(chang)度，從而自動(dong)(dong)(dong)(dong)(dong)調整(zheng)氣(qi)(qi)(qi)門(men)(men)(men)(men)(men)間(jian)隙。

新凱銳達簡介

銳達(da)配(pei)件