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Rail anchor: the invisible guardian of railway safety
1. Working principle: With friction as the core, build an anti-climbing defense line The rail anchor suppresses the longitudinal movement of the rail through the principles of physical mechanics. When the train…
Exploring the mystery of the EMU and mine car couplers: the “invisible bond” of the mechanical world
——Hardcore popular science from structure to operation In the steel-cast rail network, EMUs are speeding at a speed of 300 kilometers per hour, and heavy-load mine trains are slowly climbing the slope…
Rail Vehicle Automatic Gearbox Shell Production Process: The Art of Precision Casting
Overview In the field of rail transportation equipment manufacturing industry, gear box shell production of modern industrial “miniature battlefield” — here, the breakthrough is a blend of materials science, precision mechanical acme…
The secret of high-speed rail “flying close to the ground”: a magical journey from electricity to wind
When you sit on a high-speed train at a speed of 300 kilometers per hour, the scenery outside the window is like a movie with the fast-forward button pressed. You may be…
Articulated Locomotive Bogies In Train for The Railway
Overview of Technical background: The bogie is a rail vehicle structures that play a train unit bearing carrier, power traction transmission and suspension, and braking system is an important part of a…
Analysis of the technical architecture and core configuration of the subway vehicle system
As the core carrier of urban rail transit, the technical integration and operational reliability of the subway vehicle system directly determine the operational efficiency. This article starts from the four major modules…
Precision Casting Craftsmanship: Carbon Steel Investment Casting Technology in Railway
Overview With the high-speed rail transit development today, the carbon steel investment casting technology, with its unique technology advantage, has become an indispensable core technology in railway parts and components manufacturing. This…
Bogie: The “heart” and “legs” of railway vehicle operation
In the field of railway transportation, bogies, as the core components of rail vehicles, are like the “heart” and “legs” of the human body, and they bear multiple functions such as supporting…
Bogie: The Critical Undercarriage System for Rail Vehicle Stability, Steering & Comfort
Definition of bogie The bogie is an important part of rail transit vehicles, responsible for supporting the vehicle body and bearing the weight of the vehicle while realizing functions such as steering…
What Are The Requirements of Cast Steel Railway Parts?
Overview of Cast Steel Railway Parts In the field of rail transit equipment manufacturing, for cast steel railway parts, castings support the safe operation of the entire system like the veins of…
Defects of furan resin sand castings and their countermeasures
1.Porosity and pinholes Causes： Measures to prevent pore defects In response to the above reasons, take the following corresponding countermeasures:Select resin with low nitrogen content and try every means to reduce the…
How does an electric power steering motor and gearbox work?
Analysis of the Working Principle and Technology of the Motor and Gearbox in Rail Vehicles Overview of the motor and the gearbox As the core vehicle of modern rail transit, the design…