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Knowledge

China Hydraulic Wheel Excavators Factory - XIAYU

Knowledge
Knowledge

The reason of the method of potential energy recovery by hydraulic transformer is not suitable for large excavators

Excavators generally work long hours, heavy workload, high power consumption, high calorific value of the system, and great potential energy and kinetic energy loss in …

Knowledge
Knowledge

Causes and prevention of pump shaft breakage of excavator diesel engine

When starting a diesel engine in cold season, sometimes the pump shaft will be broken. The first reason is the quality problem of the pump …

Knowledge

Working device of hydraulic excavator

The working device of hydraulic excavator is a construction tool directly used for excavation. It uses the hydraulic cylinder expansion to complete the boom lifting, …

Knowledge
Knowledge

Introduction of three boom wheel hydraulic excavator

The lower boom and the upper boom of the three boom wheeled hydraulic excavator are connected by a pin shaft, and a combined boom cylinder …

Knowledge
Knowledge

Improvement measures of bucket bar of hydraulic excavator

According to the actual situation, in order to optimize the structure of the stick and improve the safety system, the following measures can be taken. …

Knowledge
Knowledge

Overview of three boom wheel hydraulic excavator

The general working device is composed of boom, stick, bucket, rocker arm, connecting rod, boom cylinder, stick cylinder, bucket cylinder, various pin shafts and corresponding …

Knowledge
Knowledge

Problems of hydraulic excavator stick

Hydraulic excavator is the main construction machinery of earthwork engineering, which is widely used in traffic, irrigation and water conservancy, urban construction and mechanized construction …

Knowledge
Knowledge

Maintenance and overhaul of hydraulic excavator

After using for 8h ~ 10h, daily maintenance is an important guarantee to keep the excavator in normal operation and reduce accidents. The main work …

Knowledge
Knowledge

Development background of boom lifting control scheme for large mining hydraulic excavator in China

Large hydraulic excavators are mainly used in various large-scale open-pit mining and large-scale infrastructure construction, in which shovel excavator accounts for the majority. Compared with …

Knowledge

Use and maintenance of hydraulic excavator

Hydraulic excavator is different from mechanical excavator. When it is used for operation, the key point is to master the characteristics and use methods of …