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Xiamen City, Fujian Province, China
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The upper mechanism of wheel excavator can rotate 360 ° freely. It is usually stipulated that the normal driving state is when the cab and …
Slewing bearing is an important part of the machinery industry. It is a mechanical force transmission element that the upper and lower parts need to …
Large excavator, whether using steel wire rope or hydraulic pressure, has the characteristics of high efficiency and large output, and is the main force of …
Hydraulic excavator is developed on the basis of mechanical excavator, which is mainly composed of working device, rotary device, walking device and power device. Compared …
In the working process of hydraulic excavator, boom lifting action is frequent, and because of the high quality of working device, a large amount of …
The energy-saving link of hydraulic excavator mainly lies in the hydraulic pump. Based on the different circuits of hydraulic pump, this paper discusses the energy-saving …
Due to the wide working range of excavators, about 65 ~ 70% of the earthwork in the world is completed by excavators, which makes excavators …
The typical working conditions of hydraulic excavators are excavation, full load lifting and slewing, unloading and no-load reset and slewing. As an important part of …
At present, the classification of braking system includes: hydraulic single and double circuit braking system, pneumatic single and double circuit braking system, pneumatic / hydraulic …
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