Construction machinery repairing and maintenance knowledge for brand equipments Factory China - New - Liteng Machinery

07/Dec2021

Numerical Analysis Of Flow Field And Force Of Rotary Coupling Valve Core Of M...

From the area curve, it can be seen that 05mm is the starting acceleration and braking deceleration stage of the motor, and this section directly affects the starting and braking performance of rot...

07/Dec2021

Numerical Analysis Of Steady-state Hydrodynamic Force And Lateral Force Of Ro...

(1) Analysis of steady-state hydrodynamic force and lateral force of each spool displacement return oil main spool according to the calculation results of flow field simulation, not only the intern...

07/Dec2021

Defect Explanation Of Inferior Loader Accessory Filter

When using loader accessories, avoid using inferior 名媛直播, which will cause unnecessary damage to the loader. Tell me about the disadvantages of inferior 名媛直播: 1. Due to the large aperture, ...

07/Dec2021

This Second-hand Equipment Was Robbed And Exploded! The $100 Billion Market I...

Most construction machinery dealers and users in China do not have a clear concept of renovation. Many people even think that "renovation" is actually another explanation for overhaul. In...

29/Nov2021

Analysis Of Oil Return Calculation Model Of Multi-channel Valve Rotary Coupli...

Setting of model boundary conditions for 5mm right displacement of multi-channel valve rotary coupling valve core of excavator: the inlet speeds of old and new valves are set to 2.77m/s and 2.944m/...

29/Nov2021

Working Principle And Composition Of Hydraulic System Of HT60 Crawler Excavator

Single bucket hydraulic excavator is developed on the basis of mechanical transmission single bucket excavator. Its working process is to cut the soil with the cutting edge of the bucket, lift and ...

29/Nov2021

Knowledge Sharing Of Research Status Of Multi-channel Valve Of Hydraulic Exca...

Multi way valve is a direction control valve with integrated structure, which is composed of directional valve and several auxiliary devices to switch the direction of oil flow. It has the advantag...

29/Nov2021

Analysis Of Bucket Pestle Hydraulic System Of HT60 Crawler Excavator

The stick hydraulic system is composed of constant power series pump, three position four-way directional valve, three position six way directional valve, stick cylinder, proportional pilot valve, ...

29/Nov2021

Hydraulic System Analysis Of Kobelco Excavator Boom

The hydraulic system of Kobelco excavator boom consists of constant power series pump, two three position six way reversing valve, boom oil cylinder, retaining valve, confluence valve, proportional...

29/Nov2021

Analysis Of Hitachi Excavator Traveling Hydraulic System

The walking hydraulic system of Hitachi excavator is composed of constant power series pump, two three position six-way directional valves, left and right walking motors, pedal proportional pilot v...

First 70 71 72 73 74 75 76 Last73/296