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What to do when the brake is too hot, the friction plate wears fast.

The braking-shoe is loose, it doesn't break off the braking-wheel totally, and causes friction. The gap between two braking-shoe and braking-wheel is not even, or the gap is too narrow. The assistant-[...]

What to do when the brake can't stop the braking-wheel?

The reasons are as following: the leverage hinge is stuck, braking-wheel and friction plate have oil pollution, electromagnetic core doesn't have enough travelling distance, braking-wheel and friction[...]

What are the factors which influences overhead crane working speed?

Overhead crane working speed includes lifting speed, trolley travelling speed, overhead crane travelling speed. Working speed is influenced by many factors. First, it is related to the weight. The ove[...]

What to do when the overhead crane trolley line shakes seriously?

The reason is that fork can't absorb the transmission error, guiding-rail has poor straightness, and lifting rack is loose. The right way is to modify tractor, adjust the straightness of guiding-rail,[...]

What to do when the guiding rail is deformation, the collector doesn't work?

The main reason is the temperature is too high, the distance between lifting racks is too long or loose. It is useful to adopt anti-heat plate partially, add sun shield outdoors, increase the number o[...]

What to do when the overhead crane trolley line is out of power ?

The reason is that electric brush climbs in the conductor, the brush wears seriously, conductor joint is not smooth, single connector is used, rail joint becomes loose. The correct way is to check whe[...]

How do bridge overhead cranes supply power ?

First is through flexible cable. The power of the lifting overhead crane is supplied by AC power system. Because the work of the overhead cranes is movable, the overhead crane and the power can't be c[...]

What's the system of hoist overhead crane?

Electric hoist overhead crane mainly includes lifting mechanism, travelling mechanism (trolley travelling mechanism and overhead crane travelling mechanism) and rotating mechanism. First is lifting me[...]

Why does Dongqi Crane use PLC on overhead crane?

PLC is the abbreviation of programmable logic controller. Its basic structure are composed of power, CPU, memory, input/output interface circuit, function module and communication module. PLC can chan[...]

Safety operation regulations for cantilever cranes

Before using the cantilever crane, the operator should check whether the switch button and the wire rope stopper are faulty. If there is any problem, it should be repaired in time before use, and it s[...]

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