Caixa de engrenagens ferroviária: Parâmetros Técnicos, Características, e aplicações em UEMs de alta velocidade, Trens de carga e muito mais

PARÂMETROS DO PRODUTO

Material: ferro fundidoArtesanato de Processamento: Drawings→ mould making → die casting →rough machining → CNC machining →surface treatment →product checking→ packing →delivery Inspeção:1.Fundição interna: 100% inspeção em dimensão crítica; 100% na aparência. 2.Inspeção de terceiros disponível mediante solicitação Certificados: ISO9001, ISO14001, EM 15085 e ÍRIS Personalização: OEM,ODM

SOLICITE UM ORÇAMENTO

Descrição

SOLICITE UM ORÇAMENTO

Descrição

Overview of Railway Gearbox

Railway gearboxes, as key components of railway vehicle transmission systems, play an irreplaceable role in ensuring smooth and efficient train operation. They act as the “masters of conversion” for train power, accurately and efficiently transmitting the power generated by the power unit to the wheels, enabling trains to maintain their desired speeds under various road conditions. Whether high-speed EMUs zipping through cities at lightning speed or heavy-duty freight trains steadily hauling large loads of cargo over long distances, they all rely on the support of high-performance railway gearboxes.

Technical Parameters of Railway Gearbox

Parameter Category	Detailed Parameters
Gear Ratio	The typical range is 2:1 para 5:1, customized based on train type (por exemplo, trens de alta velocidade, intercity trains, trens de carga) and operational requirements to achieve appropriate speed-torque conversion.
Rated Power	Depending on the train’s power system configuration, it ranges from several hundred kilowatts (such as some light intercity trains) to several megawatts (such as high-speed EMUs and heavy-duty freight trains).
Input Speed	Typically ranges from 1000 para 3000 rpm, matching the speed characteristics of the power source (por exemplo, diesel engine, electric motor).
Output Torque	Depending on the train’s traction requirements, it can range from thousands of Newton-meters to hundreds of thousands of Newton-meters, ensuring the train can overcome various resistances during starting, aceleração, and climbing.
Operating Temperature Range	Geralmente, it operates in ambient temperatures between -40°C and +60°C. Some specialized models can accommodate a wider temperature range to accommodate diverse regional climates.
Lubrication Method	Forced lubrication or splash lubrication is typically used to ensure adequate lubrication of key components such as gears and bearings, reducing wear and extending service life.
Noise Level	During normal train operation, the noise level measured at 1 meter from the gearbox typically does not exceed 85dB(UM), ensuring interior comfort and minimizing noise pollution.

Features of Railway Gearbox

High Reliability

Railway operations place extremely high demands on safety. Railway gearboxes utilize high-strength materials and advanced manufacturing processes. Key components such as gears and shafts undergo precision forging, tratamento térmico, e usinagem, resulting in excellent fatigue and wear resistance. These components maintain stable and reliable operation even under long periods of continuous operation and complex operating conditions, significantly reducing the probability of failure and providing a solid foundation for railway transportation safety.

Efficient Transmission

By optimizing the gear tooth profile, meshing parameters, and housing structure, railway gearboxes achieve highly efficient power transmission, typically achieving a transmission efficiency exceeding 97%. This minimizes power loss during transmission, allowing more energy to be converted into traction for the train, thereby improving energy efficiency and reducing operating costs.

Excellent Sealing

To prevent lubricant leakage and the ingress of foreign matter (such as dust and moisture) that could affect the gearbox’s operation, railway gearboxes utilize a multi-layered sealing structure. These seals are meticulously designed and rigorously tested to maintain excellent sealing performance in a variety of harsh environments, ensuring cleanliness and lubrication within the gearbox and extending component life.

Intelligent Monitoring and Maintenance

Modern railway gearboxes are equipped with advanced sensors and monitoring systems that monitor their operating status in real time, como temperatura, vibração, and noise. By analyzing and processing this data, potential faults can be promptly identified and early warning signals issued, allowing maintenance personnel to take appropriate measures for inspection and maintenance. This shift from traditional scheduled maintenance to condition-based maintenance improves maintenance efficiency and reduces downtime.

Application of Railway Gearbox

High-Speed EMUs

On high-speed EMUs, the railway gearbox is a core component of the transmission system. It converts the high-speed rotational power of the electric motor into low-speed, high-torque power suitable for wheel rotation. This allows the EMU to quickly accelerate to high-speed operation and maintain stable power transmission during high-speed operation, providing passengers with a comfortable and fast travel experience.

Intercity Trains

Intercity trains are primarily used for short-distance transportation between cities, with frequent stops and starts. Railway gearboxes must possess excellent acceleration and deceleration performance, quickly responding to train operating instructions and ensuring smooth starting, parando, and speed changes. Além disso, their compact design fits within the limited space requirements of intercity trains.

Heavy-Haul Freight Trains

Heavy-Haul freight trains carry large amounts of freight, placing extremely high demands on traction and power transmission. Railway gearboxes provide high torque output, ensuring the train can overcome the weight of the cargo and running resistance, allowing for smooth starting, aceleração, and climbing. Além disso, their high reliability and durability meet the demands of long-term, high-load operation of heavy-haul freight trains.

Metro and Light Rail Vehicles

Gearboxes also play a vital role in urban metro and light rail transit systems. They enable vehicles to flexibly start and stop, change speeds, and steer on complex urban rail routes, adapting to varying operating environments and passenger flow. Além disso, their low-noise design helps minimize impacts on the urban environment and residents’ lives.

Pacote de Caixa de engrenagens ferroviária

Polybag + caixa de papelão + caixa de madeira/palete, de acordo com o pedido do cliente

perfil de companhia

Luoyang Fonyo Indústrias Pesadas Co., Ltda. foi fundada em 1998, cobre uma área de 72.600㎡, com mais de 300 funcionários, 32 técnicos, incluindo 5 engenheiros seniores, 11 engenheiros assistentes, e 16 técnicos. Foi classificado como Centro de Tecnologia de Engenharia de Luoyang, Tecnologia Luoyang R&Centro D, e empresa nacional de alta tecnologia por muitas vezes.
Nossa capacidade de produção é 30,000 toneladas por ano. Atualmente, produzimos principalmente aço fundido, ferro fundido (ferro cinzento, ferro dúctil, etc.), processamento de produto acabado e montagem de componentes para locomotivas,vagão,trens de alta velocidade, equipamento de mineração,energia eólica,etc.Nossos produtos foram exportados para a Rússia, os Estados Unidos, Alemanha, Argentina, Japão, França, África do Sul,Itália e outros países.

Perguntas frequentes

1º trimestre: Você é um fabricante ou empresa comercial?
UM: Nós somos um fabricante. Nossa empresa foi fundada em 1998, com quase 30 anos na indústria de fundição, uma área total de 72.600㎡, com uma área de construção fabril de 51.000㎡.
2º trimestre. Quais são seus principais produtos?
UM: Nós nos concentramos principalmente na fundição de aço, fundição de ferro, usinagem de produto acabado, e produção de montagem de componentes para locomotivas, vagão, trens de alta velocidade, equipamento de mineração, energia eólica,etc..
3º trimestre: Com que precisão você pode produzir peças fundidas?
UM: Temos a capacidade de produzir peças fundidas com diferentes processos de fundição. A produção está estritamente em conformidade com a ISO 9001, ISO 14001 e ISO45001, EN15085, ÍRIS.
4º trimestre. Você pode produzir de acordo com as amostras?
Sim, podemos produzir por suas amostras ou desenhos técnicos. Podemos construir desenhos para você depois de recebermos suas amostras também.
Q5: Como você faz o controle de qualidade antes da entrega?
UM: A inspeção de qualidade é um fator muito importante para garantir a qualidade das peças fundidas de aço. Nós seguimos 3 tempos de inspeção durante todo o processo de produção. E forneceremos relatório de teste de material, relatório de teste dimensional, e relatório de testes de propriedades mecânicas para nossos clientes antes da entrega.

Se você estiver interessado em algum produto,não hesite em contactar-nos.
Contato: Stella Liu
E-mail:[email protected]
WhatsApp: +86-152-3615-7103