The jaw crusher is the main equipment for coarse crushing (a section of crushing). The main features are: Simple structure, reliable performance, easy operation, easy maintenance, safe use, strong applicability, cheap price. The jaw crusher is divided into two forms: compound pendulum and simple pendulum. The main parts of a broken jaw are: Frame, movable jaw, active eccentric shaft, supporting shaft (simply swinging), connecting rod, adjusting jack, Model description: Lining plate, fixed tooth plate, movable jaw plate, transmission bearing, movable jaw bearing, belt wheel, flywheel. Small jaw fracture is compound pendulum. Large jaw broken simple pendulum more, and the frame is divided into upper and lower compartments. Model description: P E F (J) XX to XX P: crusher E: jaw crusher F(J): Compound pendulum (simple pendulum) XX: Give the opening width mm/100 XX: Length of mine outlet mm/100