the main function of the steering knuckle is that when shandong forklift drives a forklift on the horizontal road, the wheels of the forklift fluctuate with the horizontal axis as the center. it can reduce the torque of the frame, ensure that the load of each forklift wheel is even, and ensure the stable operation of the forklift. how to deal with the steering knuckle problem of shandong forklift?
how to repair the knuckle of old forklift?
1. in case of cracks on the steering knuckle neck of second-hand forklift, it shall be replaced in time.
2. the wear of bearings e and f of used forklift steering knuckle fittings shall not exceed 0.05mm generally. if it is greater than this value, it can be repaired by chrome plating.
iii. the plane of the thrust bearing of the steering knuckle shall be flat, and if not, it shall be repaired.
4. when the threads of the steering knuckle parts of the second-hand forklift are damaged by more than 2 teeth, the nuts can be repaired, or the threads can be screwed back after surfacing.
v. assembly and adjustment of used forklift steering knuckle. the clearance between knuckle and knuckle pin shaft shall not be greater than 0.1mm.
6. the end clearance between the knuckle and the steering axle is generally 0.05-0.1mm. if the end clearance is too large, the adjusting washer can be added.
7. the maximum clearance of needle bearing between knuckle shaft and steering axle of second-hand forklift shall not be greater than 0.1mm.
8. the error of knuckle pin hole is 0.06mm. when the pin hole is larger than 0.1mm, the main pin shaft can be used to expand the pin hole to the repair size.
when using forklift steering plate pin hole wear, should not be more than 0.15mm, otherwise can repair size according to hinge, use main pin shaft.