Introduction of drive shaft structure

The function of drive shaft is to transmit the output torque and force from engine clutch to final drive. According to the mounting position, it is divided into the inter-axle drive shaft of driving axle and the drive shaft from gearbox to driving axle, and the later further includes the structure with intermediate support and the sliding yoke structure without intermediate support.

 

 

Drive shaft fault diagnosis =

Symptom

1.The drive shaft is of radial runout.

>The drive shaft sliding yoke fails to be assembled correctly.

>The drive shaft is distorted or bending.

>The universal knuckle shaft journal or needle bearing is worn out.

>The connecting bolt is loose.

>The drive shaft is unbalanced.

>The intermediate support bearing is worn out or damaged.

>The intermediate support bearing bracket is loose or the rubber cushion block is aged.

 

2.There is abnormal noise at starting and during running

>The universal knuckle is worn out or damaged.

>The sliding yoke is worn out or damaged.

>The drive shaft is loose.

>The needle bearing, sliding yoke and intermediate bearing are short of lubricant.