Introduction of Railway Castings Locomotive Bearing Seat

In modern rail transit system, railway castings bearing seat, which is the core of the bogie system bearing components, its performance fit and unfit quality directly related with vehicle running safety and economy. This precision component, made of high-strength alloy, plays a quiet but critical role in the field of rail transit through the perfect combination of structural design and material science.

Mechanical Structure of Locomotive Bearing Seat

Well bearing mechanical structure finite element optimization design of box structure, stress distribution optimization by topological optimization method. The main material of this railway castings bearing seat is ASTM A536 ductile iron, and the yield strength is above 450MPa, with the internal reinforcement network layout forming a three-dimensional bearing system. Specially designed flange contact surface by high-frequency quenching treatment, the surface hardness of HRC55-60 effectively resists wheel-rail alternating load caused by fretting wear. Under the extreme condition of the full load of 60 tons of axle load, the elastic deformation threshold can still be maintained within 0.15mm.

Functions of Railway Castings Locomotive Bearing Seat

(1)With innovative chamber damping structure, through the compound configuration hydraulic buffer layer and the rubber shock absorber,it can realize cascade dissipation of vibration energy. Experimental data show that 72% of vertical vibration and 58% of lateral swing can be reduced at 350km/h. The original temperature-sensitive compensation mechanism has a built-in shape memory alloy element, which can automatically adjust the fit clearance in the environmental range of -40 ° C to +120 ° C, ensuring that the bearing clearance is always stable in the golden range of 0.05-0.12mm.

(2)the protection system in the whole life cycle of five composite sealing systems constitutes a solid defensive line: the outer labyrinth dust ring can intercept more than 98% of PM10 particles; The middle layer MHD seal effectively insulates water vapor penetration; The nano-ceramic coating at the core provides permanent protection against adhesion. The integrated intelligent lubrication module is equipped with an oil storage sac and a capillary oil guide tank, which realizes self-supply lubrication through the centrifugal force generated by the rotation of the wheel shaft, ensuring a maintenance-free operation cycle of 80,000 キロメートル.

Features of Railway Castings Locomotive Bearing Seat

(1)With triple protective coating systems and enhancing the environmental adaptability design surface contains 80 microns thermal spray zinc layer, epoxy zinc-rich primer and polyurethane paint; 後 3000 時間, salt spray test remains 9th anti-corrosion class. The bionic design of the bottom drainage diversion channel is adopted, and the micro-structure principle of the lotus leaf surface is used for reference so that the rainwater discharge efficiency is increased by 40%. According to the operation requirements of the high cold area, the low-temperature ductile modified materials are specially developed, and the Charpy impact energy remains above 27J at -50℃.

(2)The intelligent monitoring interface reserved M12 air interface supports a variety of sensors to expand access can the real-time acquisition of multi-dimensional data such as temperature, vibration and stress. The built-in LoRa wireless transmission module enables operation and maintenance personnel to obtain equipment health status within 15 メートル. Through machine learning algorithms, the intelligent diagnosis system can warn potential failures 2,000 kilometers in advance, reducing maintenance costs by 65% compared to traditional detection methods.

Developments of Railway Locomotive Bearing Seat

The integration of mechanical engineering essence and intelligent monitoring technology of bearing systems are reshaping the reliability of rail transit equipment standards. From transcontinental heavy-haul freight trains to urban subway networks, from tropical humid environments to polar tundra, its stable performance demonstrates the power of modern industrial design. With the deep application of digital twin technology, a new generation of self-sensing bearing seats has begun a pilot application, indicating that rail transit equipment is moving towards a new era of intelligent predictive maintenance.

Parameter of Railway Locomotive Bearing Seat

Package of Railway Locomotive Bearing Seat

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

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), 完成品の加工と部品の組み立て。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, および部品組立生産.
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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