The discharge opening size of jaw crusher directly decides the final products size, so adjust the discharge opening according to the required final products size means a lot. The adjustment device in jaw crusher is also the device to adjust the discharge opening. With the damage of jaw plates, the discharge opening gets bigger and the final products get coarser. In order to keep the final products meet the requirements, we need to use adjustment device to adjust the discharge opening size regularly. In this article, we talk about effective ways for jaw crusher final products size adjustment.

Jaw Crusher Final Product Size Adjustment

Wedge Adjustment

This device adjusts the discharge opening size through the relative move of the two wedges between toggle plate seat and the frame. Then, screw the nut on the bolt, the adjusting wedge moves up and down along the back wall of the frame, which will drive the front wedge moves forward and backward. The force produced by the movement will drive the toggle plate or the movable jaw plate to adjust the discharge opening to a smaller size.

This adjustment device is very convenient to operate and saves time for customers. But it will add the size and weight of jaw crusher, so this device is suitable for medium or small scaled jaw crusher.

Gasket Adjustment

Putting a set of gaskets with same thickness between the toggle plate seat and the frame, by changing the numbers of gaskets, we can achieve the purpose of adjusting the discharge opening. This device is very simple and suitable for compound adjustment, but it has to be operated while the jaw crusher stops. This device is mainly used in large scaled jaw crusher.

Besides the above mentioned devices, there is also hydraulic wedge adjustment device, which combines the safe hydraulic device and wedge device. If you are interested in jaw crusher with these adjustment devices, please contact our online operator for more info.

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