鉄道用変速機: 技術的パラメータ, 特徴, および高速EMUでのアプリケーション, 貨物列車など

製品パラメータ

材料: 鋳鉄加工クラフト: Drawings→ mould making → die casting →rough machining → CNC machining →surface treatment →product checking→ packing →delivery 検査:1.社内に鋳造工場がある: 100% 重要な寸法の検査; 100% 外見上. 2.ご要望に応じて第三者による検査も可能 証明書: ISO9001, ISO14001, で 15085 そしてアイリス カスタマイズ: OEM,ODM

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説明

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説明

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 に 5:1, customized based on train type (例えば, 高速鉄道, intercity trains, freight trains) 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 に 3000 回転数, matching the speed characteristics of the power source (例えば, 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, 加速度, and climbing.
Operating Temperature Range	一般的に, 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(あ), 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, 熱処理, and machining, 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, such as temperature, 振動, 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, 停止, and speed changes. さらに, 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, 加速度, and climbing. さらに, 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. さらに, their low-noise design helps minimize impacts on the urban environment and residents’ lives.

のパッケージ鉄道用変速機

ポリ袋+カートンボックス+木製ケース/パレット, 顧客の要求に応じて

会社概要

洛陽豊洋重工業株式会社, 株式会社. に設立されました 1998, 面積72,600㎡, 以上の 300 従業員, 32 技術者, 含む 5 シニアエンジニア, 11 アシスタントエンジニア, そして 16 技術者. 洛陽工程技術センターとして評価されています, 洛陽テクノロジーR&Dセンター, 国家ハイテク企業と何度も.
弊社の生産能力は 30,000 年間トン. 現在, 私たちは主に鋳鋼を生産しています, 鋳鉄 (ねずみ鉄, ダクタイル鋳鉄, 等), 機関車の完成品加工および部品組立て,鉄道車両,高速鉄道, 鉱山機械,風力,etc.当社の製品はロシアに輸出されています, 米国, ドイツ, アルゼンチン, 日本, フランス, 南アフリカ,イタリアとその他の国.

よくある質問

Q1: メーカーですか、それとも商社ですか?
あ: 私たちはメーカーです. 当社は年に設立されました。 1998, 鋳造業界で約30年の実績, 総面積72,600㎡, 工場建屋面積51,000㎡.
第2四半期. 主な製品は何ですか?
あ: 当社は主に鋼鋳造に注力しています, 鉄鋳物, 完成品加工, 機関車の部品組立生産, 鉄道車両, 高速鉄道, 鉱山機械, 風力,等.
Q3: 鋳造部品をどの程度の精度で製造できるか?
あ: 当社はさまざまな鋳造プロセスで鋳造部品を製造する能力を持っています. 生産はISOに厳密に準拠しています 9001, ISO 14001 ISO45001、EN15085, 虹彩.
Q4. サンプル通りに生産してもらえますか?
はい, あなたのサンプルまたは技術図面から生産できます. サンプルを入手した後、図面を作成することもできます.
Q5: 納品前の品質管理はどのように行っていますか?
あ: 品質検査は鋼鋳造部品の品質を保証する非常に重要な要素です. 私たちはフォローします 3 生産プロセス全体における検査回数. 材料試験レポートを提供します, 寸法試験レポート, 納品前に顧客に報告する機械的特性試験レポート.

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