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The jaw crusher is a kind of crude crushing equipment widely used at home and abroad. It mainly applies for primary and crude crushing of all kinds of hard rocks and block materials .
Application: It is widely applied for primary crushing of hard materials . And it is widely used in the following industries : minerals , quarry,building materials, road , rail way , water conservancy and hydropower , and so on .
Operating principle : The motor drives the belt wheel ,and makes movable jaw up and down by eccentric shaft. When the movable jaw rises , the angle between the fixed jaw and movable jaw gets larger , and the materials can be crushed to reach the crushing target. When the movable jaw is down , the angle between the fixed jaw and movable jaw becomes smaller. The movable jaw plate leaves the fixed jaw plate under the function of drawbar and spring , and then the crushed materials are discharged from the lower outlet of the crushing cavity.
Features: It features of simple structure , large crushing ratio, high output , even particles , convenient maintenance , low production cost and so on .