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"Rail gnawing" is a typical failure phenomenon of crawler construction machinery, which is manifested in the service life of guide rails, supporting wheels, driving wheels, supporting whe...
Rollover accidents of concrete pump trucks are now more common in construction. The most important reason is that the outriggers are not well laid. The construction site is rugged and uneven, and m...
Leakage is a common fault phenomenon in hydraulic machinery, especially in the hydraulic system of construction machinery. It is mainly caused by the pressure difference when the liquid flows in th...
When the crane is in use, various moving parts will inevitably produce wear, loose connections, oil deterioration, and corrosion of the metal structure, which will cause different degrees of reduct...
Article 1 The maintenance and repair work of construction hoisting machinery must adhere to the principle of "equal maintenance and prevention first", and adhere to the routine maintenanc...
When using measurement data to guide the operation of bulldozers and graders, our commonly used techniques often adopt different methods. In actual measurement practice, surveying personnel must wo...
Energy saving and emission reduction has become a world theme. The wheel loader has a harsh working environment, complicated working conditions, and drastic changes in load, which cannot give full ...
The pros and cons of the working equipment of the excavator directly endanger the working efficiency and construction progress of the equipment. A Hitachi excavator maintenance engineer now analyze...
1 brief repair In the whole process of working or driving of construction machinery, if common faults occur suddenly, simple maintenance methods should be selected to enable it to drive or work rel...
Excavators, as the more critical mechanical equipment of construction machinery equipment, inevitably have insufficient driving force in engineering construction work. If you want to improve effici...
