Paper factory dedicated crane is according to the requirements of the environment and the use of the paper, for paper mill developed a kind of special crane, the lifting mechanism is different from ordinary double beam crane, using special spreader, lifting mechanism for a double double cars, three car or car, a single hook the car, in use process, to ensure the cart, the car agencies synchronization, can realize linkage, big, the car running and lifting mechanism adopts frequency control of motor speed, the agencies are realized by PLC synchronous coordination, a high degree of automation.
