一：性能特點
· 吸收國外驅(qū)動橋先進技術(shù)；
· 內(nèi)部結(jié)構(gòu)包括中央減速、差速器、末端行星減速等；
· 整體式橋殼，采用矩形截面，剛性好，承載大；
· 可功能拓展，選配限滑差速器，提高整機通過能力；
· 采用中置液壓轉(zhuǎn)向油缸，結(jié)構(gòu)緊湊，轉(zhuǎn)向輕便靈活；
· 采用獨立油路，全液壓轉(zhuǎn)向，轉(zhuǎn)角可達50°；
· 采用數(shù)控機床、專用生產(chǎn)線加工，無損傷裝配；
· 適配140-180馬力拖拉機。
Performance features
· Absorb advanced technology of foreign drive axle;
· The internal structure includes central deceleration, differential, final planetary deceleration, etc；
· Integral axle housing with rectangular section, good rigidity and large bearing capacity；
· The function can be expanded, and the limited slip differential can be selected to improve the passing capacity of the tractor;
· Adopting central-set hydraulic steering cylinder makes steering light and flexible with compact structure;
· Adopting independent oil line, full hydraulic steering, and the angle can reach 50°;
· Produce axle with CNC machine and special production lines, non -damaged assemble;
· Suitable for 140-180 horsepower four-wheel drive tractors.
二：技術(shù)參數(shù)Technical parameters
最大輸入扭矩（N.m）Maximum input torque | 750 | |
傳動比 Transmission ratio | 17.574/20.769 | |
前輪定位 Front-wheel positioning | 前輪外傾角Front-wheel camber angle | 1.5o |
主銷內(nèi)傾角Kingpin inclination angle | 7o | |
主銷后傾角Kingpin caster angle | 6o | |
前束 Toe-in | 0--3 | |
輻板連接參數(shù)Spoke plate connection parameters | 螺栓分布圓直徑Bolt distributing circle diameterφ335mm， 安裝止口connection sizeφ280.8mm，輪輞螺栓rim bolt 10-M22×1.5 | |
輪輻距（mm）Distance between flange | 1900 | |
最大轉(zhuǎn)角 Maximum steering angle | 50o | |
轉(zhuǎn)向油缸參數(shù) Steering cylinder parameters | 油缸直徑Cylinder diameter ?75，活塞桿直徑piston rod diameter ?38，接口connection size 2-M18×1.5 | |
油缸數(shù)量/壓力MPa Cylinder quantity/ pressure | 1個雙作用油缸Single double-acting cylinder/12.5MPa | |
轉(zhuǎn)向油缸行程(mm) Stroke of steering cylinder | 290 | |
額定橋荷（kg）Rated dynamic load | ≤3750 | |
凈重（kg）Net weight | 390 | |
