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During the manufacturing process, bearing parts have to go through multiple processes such as forging, rolling, punching, turning, grinding, and heat treatment, and various defects may occur. Common defects are as follows:…
In the field of mechanical manufacturing, cast iron parts are widely used in various mechanical equipment due to their good castability, shock absorption and wear resistance. However, cast iron parts may produce…
In the railway system where trains run, rail clamp may seem inconspicuous, but it is a key component to ensure the stability of the rails and the safe running of trains. The…
1.Development history of linear motors Generally, electric motors rotate when they work. However, vehicles driven by rotating motors (such as electric locomotives and trams in cities, etc.) need to move in a…
Overview of AC motors DC traction motors have excellent traction and braking performance. By adjusting the terminal voltage and excitation, speed regulation can be conveniently performed. However, the commutator structure of DC…
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…
——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…
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…
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…
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…
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…
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…