Chapter 18 Driving Axle 同©大学 TONGII UNIVERSTTY Functions of the drive axle >To pass power to driving wheels; 主减速器 >To decrease speed and 主动锥齿轮 主减速器 从动锥齿轮 increase torque by final drive; 半轴齿轮 行星齿轮 >With a longitudinal engine,to 行星齿轮轴 change the direction of torque 半轴及凸缘 transmission by main bevel gear(锥齿轮)； >To ensure inside and outside 差速器壳防转螺 wheels rotate at different 半轴螺栓 speeds with the differential; 桑塔纳轿车主减速器和差速器 >To realize support and transmission through axle case and wheels
Chapter 18 Driving Axle Functions of the drive axle To pass power to driving wheels； To decrease speed and increase torque by final drive； With a longitudinal engine, to change the direction of torque transmission by main bevel gear(锥齿轮)； To ensure inside and outside wheels rotate at different speeds with the differential； To realize support and transmission through axle case and wheels
Chapter 18 Driving Axle 窗月桥大学 TONGII UNIVERSTTY Types of drive axle >The integral axle 整体式驱动桥实物 >The divided axle 冠动桥 万向节 减振器 传动轴 传动轴 奥迪A4轿车的断开式后驱动桥
Chapter 18 Driving Axle Types of drive axle The divided axle The integral axle
Chapter 18 Driving Axle 同©大学 TONGII UNIVERSTT The integral axle(the overall axle) >Features:Axle shaft sleeve and final drive housing are connected 半轴赛管与主减主减速器壳体 速器壳体刚性连接 rigidly as a whole.The drive axle is connected to the frame through elastic 半轴套管 suspension.The axle shaft and driving wheels on both sides can't move relativeb 半轴 主减速器差速器 in transverse plane >Wheels use a】 non- independent suspension structure. 整体式驱动桥实物
Chapter 18 Driving Axle Features：Axle shaft sleeve and final drive housing are connected rigidly as a whole. The drive axle is connected to the frame through elastic suspension. The axle shaft and driving wheels on both sides can’t move relatively in transverse plane. The integral axle(the overall axle) Wheels use a nonindependent suspension structure
Chapter 18 Driving Axle 同©大学 TONGII UNIVERSTTY The divided axle Features 减振器 >Drive axle housing is divided into 弹性元件 主减速器 two sections,final drive housing is 传动轴 fixedin the frame,axle shaft and drive shaft are articulated by a universal joint,and drive shaft and driving wheel are articulated by a joint; 摆臂 摆臂轴 车轮 >Wheels on both sides are connected 断开式驱动桥 to the frame with non-independent suspension,and they can bounce independenth 题动桥 万向节 减振器 Wheels use a independent suspension structure. 传动轴 传动轴 奥迪A4轿车的断开式后驱动桥
Chapter 18 Driving Axle Features Drive axle housing is divided into two sections，final drive housing is fixed in the frame，axle shaft and drive shaft are articulated by a universal joint，and drive shaft and driving wheel are articulated by a joint； Wheels on both sides are connected to the frame with non-independent suspension, and they can bounce independently. The divided axle Wheels use a independent suspension structure
Chapter 18 Driving Axle 同©大学 TONGII UNIVERSTTY Segment 1 Final Drive 主减速器壳体 半铂套管 主减速器从动齿轮 半钩 主减速器主动齿轮 半 差速器 >To reduce speed and increase torque; >To change the rotation of torque
Chapter 18 Driving Axle Segment 1 Final Drive To reduce speed and increase torque； To change the rotation of torque