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04-03
2020year
Features of cold-rolled overhead bridge cranes
2020-04-03
Overhead bridge crane is the main lifting equipment for cold rolling. It not only requires high lifting efficiency, but also the accurate lifting. For example, in the annealing workshop, each steel coi...
03-31
2020year
Instructions for use of explosion-proof cranes
2020-03-31
1. Explosion-proof cranes are generally used in flammable and explosive situations. 2. The sealing of the explosion-proof crane junction box is better than that of ordinary cranes. 3. The lowest prot...
03-24
2020year
Requirements for crane machine assembly work
2020-03-24
1. When assembling, check the shape and dimensional accuracy of the parts related to the assembly, check for deformation and damage, and pay attention to various marks on the parts to prevent misassemb...
03-20
2020year
Prohibitions for crane lifting machine
2020-03-20
The strictly prohibited items of crane lifting machine are as follows: 1. Lifting or moving personnel with the crane lifting machine; 2. Lifting flammable and explosive materials and acids;...
03-13
2020year
Inspection of crane machine operating mechanism
2020-03-13
1. Always check the parallelism, levelness and cleanliness of the crane machine trolley track, and pay attention to repairing local damage and deformation of the track; 2. Maintain the level and clean...
03-06
2020year
Failure and cause of crane machine operating mechanism
2020-03-06
* Crane machine trolley operating mechanism often suffers from poor braking, and sometimes cannot stop at a certain position; * The fixing bolt of the reducer base is loose; * The internal components...
02-24
2020year
How does the overload protection device work?
2020-02-24
With the increasing productivity, users have put forward higher requirements for crane machines. Protecting cranes and employees from safety risks caused by overloading is more important than ever....
12-24
2019year
Reduce the noise of electric hoist
2019-12-24
The electric hoist noise has become an invisible pollution, improper use or the equipment itself can cause noise during use. The following methods can reduce the noise of electric hoists....
12-20
2019year
Lubricant to explosion-proof electric hoist
2019-12-20
Lubricant to explosion-proof electric hoist Explosion-proof electric hoist is an electric hoist tool used for safe work. It can be used in special operating environments to prevent explosion. In the pr...
12-17
2019year
How to check the electric hoist contactor
2019-12-17
1. The contact area of ​​the magnet of the electric hoist contactor should be greater than 75%. The magnet of the contactor must not be skewed or blocked, and the magnet surface must be kept clean....
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