How to handle the pig feed pellet mill spindle shaking problem?

The following factors may cause this kind of pig feed pellet mill problem:

The shaft end has not been tightened.

The space between safety pin and safety pin set and the space between safety pin set with safety pin holder is too large.

The main shaft is deformed or worn out.

The ring die hole is out of round.

The space between the ring die and two rollers are not uniform.

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