Common failure reasons and elimination methods of jaw crusher

In this article, we will introduce the common fault causes and troubleshooting methods of the jaw crusher:

Common failure reasons and elimination methods of jaw crusher
Common failure reasons and elimination methods of jaw crusher

Fault: The flywheel rotates but the moving jaw stops swinging.

Causes:

1.The thrust plate is broken;

2.The connecting rod is damaged;

3.The spring is broken.

Remedy:

Replace the thrust plate;

Repair the connecting rod;

Replace the spring.


Fault: Loose tooth plate, metal impact.
Cause: The fixing screw of the tooth plate or the side wedge plate are loose or loose.
Remedy: tighten or replace the screws or side wedges.


Fault: The bearing temperature is too high.

Cause:

1.Insufficient grease or dirty;

2.The bearing gap is not suitable or the bearing is not in good contact or the bearing is damaged.

Remedy:

1.Add new grease

2.Adjust the tightness of the bearing or repair the bearing pad or replace the bearing.


Fault: The product granularity becomes coarse.
Cause: The lower part of the tooth plate is significantly worn.
Remedy: Turn the gear plate or adjust the discharge port.


Fault: Thrust plate support pad produces impact sound

Cause

1.Insufficient spring tension;

2.The bearing pad is worn or loose

Remedy:

1.Adjust the spring force or replace the spring;

2.Tighten or modify the support base.


Fault: The spring is broken.
Cause: The spring was not loosened when adjusting the discharge port.
Remedy: When the discharge port is adjusted small, first relax the spring, and after adjustment, tighten the rod nut properly.

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