狼群视频在线

方向機總成簡介

轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)機總(zong)成即轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)，又(you)(you)名轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)機、方向(xiang)(xiang)(xiang)機，它是(shi)(shi)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)系中最(zui)重(zhong)要的(de)部件。它的(de)作(zuo)用是(shi)(shi)：增大(da)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)盤(pan)傳到(dao)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)傳動(dong)(dong)機構的(de)力(li)和改(gai)變力(li)的(de)傳遞方向(xiang)(xiang)(xiang)。轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)的(de)操縱(zong)是(shi)(shi)全液壓(ya)式(shi)(shi)(shi)(shi)，也就是(shi)(shi)說在轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)柱和轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)輪(lun)之(zhi)間(jian)沒(mei)有(you)(you)機械連接，在轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)與轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)油(you)(you)缸之(zhi)間(jian)是(shi)(shi)液壓(ya)管(guan)或軟(ruan)管(guan)鏈接。當轉(zhuan)(zhuan)動(dong)(dong)方向(xiang)(xiang)(xiang)盤(pan)，轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)根據方向(xiang)(xiang)(xiang)盤(pan)轉(zhuan)(zhuan)動(dong)(dong)比例輸(shu)送相對的(de)油(you)(you)量，該油(you)(you)量直接流(liu)到(dao)操縱(zong)缸相應一側，同時另一側的(de)油(you)(you)量回到(dao)油(you)(you)箱。轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)按(an)結構形式(shi)(shi)(shi)(shi)可(ke)分為(wei)(wei)：有(you)(you)齒(chi)輪(lun)齒(chi)條(tiao)式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)、蝸桿曲柄指(zhi)銷式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)、循環球(qiu)-齒(chi)條(tiao)齒(chi)扇式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)、循環球(qiu)曲柄指(zhi)銷式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)、蝸桿滾輪(lun)式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)等。按(an)照助(zhu)力(li)形式(shi)(shi)(shi)(shi)又(you)(you)可(ke)以分：為(wei)(wei)機械式(shi)(shi)(shi)(shi)（無助(zhu)力(li)）轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)，和動(dong)(dong)力(li)式(shi)(shi)(shi)(shi)（有(you)(you)助(zhu)力(li)）轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)兩種，其(qi)中動(dong)(dong)力(li)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)又(you)(you)可(ke)以分為(wei)(wei)氣壓(ya)動(dong)(dong)力(li)式(shi)(shi)(shi)(shi)、液壓(ya)動(dong)(dong)力(li)式(shi)(shi)(shi)(shi)、電動(dong)(dong)助(zhu)力(li)式(shi)(shi)(shi)(shi)、電液助(zhu)力(li)式(shi)(shi)(shi)(shi)等種類。

騏鈴T7簡介

騏鈴(ling)T7是(shi)騏鈴汽車旗(qi)下的皮卡。