In recent years, the major steel mills frequently use lifting pliers, and lifting heavy pliers is a type of lifting pliers often used, it is simple to use, greatly saving manpower and improving work efficiency, loved by the majority of users, but to extend life is the focus of people have been concerned about, one of the ways to extend life is to learn to properly store and maintain lifting pliers.

　　First of all, the vertical lifting of the heavy pliers should be cleaned up in time when not in use, the cleaning can be used soft cloth or soft brush, it is not easy to clean and wipe the part, the hard wire rope can be wrapped with a rag to wipe, and the wiping operation should be as meticulous as possible.

　　Secondly, after wiping clean, lubricating oil should be regularly added to the lifting pliers bolts and bearings and other parts, adding oil lubrication to the screw threads of the rotating parts of bolts, bearings and pressure nuts, and then wiping the spherical chuck and the screw threads of the clamping bolts clean to avoid attaching grease to the threads, causing unnecessary damage.

　　After, the vertical lifting of the heavy lifting pliers when not in use, should be correctly stored in a dry and ventilated indoor environment, so that not only will not affect the later use, but also make it "prolong life".

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