Jaw crusher is one of the mostly commonly seen and used crushing machines.

Generally speaking, As for the former type, the width of its discharging mouth remains the same, it is easy blocked during the working process and finally it is eliminated by the market competition. The latter type is widely used in the ore beneficiation plants.

Jaw crusher is mainly composed of fixed jaw plate which is the anterior wall of the machine frame, movable jaw plate hanging on the shaft, eccentric shaft, vertical links, toggle plate, transmission flywheel, lining boards on the two jaw plates, pull rod with spring, bracket and adjusting block.