Small jaw crusher is appeared early and mostly used primary stone crushing equipment, As a result of small jaw crusher has simple and compact structure, reliable performance, convenient maintenance and overhaul, small jaw crusher costs little and covers less premises than cone crusher and impact crusher. Therefore small jaw crusher is still extensively adopted in the industries of metallurgy, chemical, building materials, electric power, transportation and so on. Small jaw crusher crushes all kinds of ores and rocks not exceed 350Mpa compressive strength. How should we do in the jaw crusher repair process? Great, our stone crusher experts summarize the small jaw crusher maintenance tips in stone crushing plant.

If there is metal clash or shaking of lining plate when the small jaw crusher works, the possible reasons are caused by the loose between movable jaw plate and fixed jaw plate or tighten screw loose or broken. we should tighten or replace the wearing parts in time. If the fly wheel doesn't work in small jaw crusher, the caused problems maybe the damage of pull rod spring and pull rod, or rod nut tripping toggle plate out of the bearing block. We should check toggle plate and replace the wearing parts and then install them properly.

When the crash occurs in the thrust plate bearing or gasket device, it is usually caused buffer spring elastic disappear or damage of tension rod or the strong spring is pressed by rotational spring pressure, they lead to loose combination between movable jaw plate, toggle plate and small jaw crusher frame, so as to make the toggle plate impact on small jaw crusher, we should tight the solid gland nut until the sound disappeared.

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