What is Role of Counterattack Plate in Impact Crusher?

Counter is a common mining crushing equipment, widely used in all kinds of ore crushing, railways, highways, energy, cement, chemical industry, building, etc. Counterattack plate in the impact stone crusher is one of the main parts in a very, it plays a significant role in the crusher, specific have what use? Next, we'll explain the role of the back plate for you.

Counterattack plate in impact stone crusher is easy to wear parts, generally USES the steel plate welded, counterattack plate response surface is equipped with wear-resistant liner, but also can use of back roll or grate plate. Counterattack plate in the form of many, including mansard and arc shape.These two kinds of back plate with its peculiar way to crushing ore, so as to achieve the ideal effect. Counterattack plate in the impact stone crusher has the following several aspects:

1, the protection shell: counterattack crusher counterattack plate installed in the interior of the cylinder, thus avoiding the cylinder direct contact with the material, and thus avoids the cylinder wear phenomenon.




2, adjust the discharging mouth: counter device usually with discharging gap adjustment mechanism, by changing the counterattack plate bottom and clearance between rotor and can control the product particle size.In crushing chamber into the iron, the agency also has the function of overload protection.

3, crushing material: counterattack plate by the hammer hit rocks under collision on the broken, at the same time will impact crushing rock back again after crushing zone, impact broken again.

4, guarantee the crushing effect: in broken hammer hits the ore, rebound after crushing to obtain the required product particle size, the optimum effect of broken.

5, the role of insurance device: retaliate broken plate adjustment system and make the whole machine and overload protection device, in order to prevent foreign body or broken pieces of the damage to the equipment.

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