Do not satisfy the requirements of particle size by belt conveyor regurgitation feeding stones to impact breaker broken again, forming closed-circuit circulation many times.
不满足粒度要求的石子由胶带输送机返料送到反击式破碎机进行再次破碎，形成闭路多次循环。
2
Using Programmable logic controller S7-200 as main controller, cooperated with hydraulic pressure station, the belt conveyor breaker is controlled.
利用可编程序控制器s 7 - 200作为主控制器，配合液压站实现了对带式输送机制动器的控制。
3
The front stretcher adopts magnetic powder breaker to provide linear tension, to solve the relative slip between conveyor belt and damping roll;