ISO 9001:2015: Our quality management system is fully certified, ensuring consistent manufacturing processes and traceability.
港湾クレーン用三列ローラ旋回軸受 | 高負荷港湾クレーン旋回台ソリューション | 中国メーカー直販
3列ローラー旋回ベアリング
In the relentless rhythm of a modern port, every second counts. When a Ship-to-Shore (STS) crane lifts a 40-ton container or a Rubber-Tired Gantry (RTG) crane shuffles stacks in the yard, the rotation mechanism isn't just a component—it's the heartbeat of the operation. If it fails, the entire terminal stalls. This is why generic bearings simply don't make the cut. You need a
現代の港湾の絶え間ないリズムの中では、一秒一秒が勝負です。Ship-to-Shore（STS）クレーンが40トンのコンテナを持ち上げたり、Rubber-Tired Gantry（RTG）クレーンがヤードでコンテナを移動させたりするとき、旋回機構は単なる部品ではなく、作業の心臓部です。もし故障すれば、ターミナル全体が停止します。これが、汎用軸受では不十分な理由です。必要なのは、
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Product Deep Dive: The Anatomy of Port-Grade Performance
製品詳細解説：港湾グレード性能の構造
The three-row roller design is the industry standard for heavy port machinery for a reason: it separates loads into three independent raceways, maximizing structural integrity.
Vertical Axial Row: A full complement of cylindrical rollers arranged vertically bears the immense weight of the crane's boom, gantry, and lifted cargo.
Horizontal Radial Rows: Two opposing rows of horizontal cylindrical rollers absorb radial forces caused by wind loading on the boom and the dynamic sway of suspended containers.
This separation is critical for STS cranes and portal cranes, where the center of gravity shifts dramatically during operation. Our bearings utilize premium vacuum-degassed steel (typically 42CrMo4 or 50Mn), forged and heat-treated to create a hardened raceway depth that resists spalling even after millions of cycles.
What sets our marine environment slewing ring apart is the attention to detail in the gear integration. Whether you require an external gear for easier pinion access or an internal gear for protection against falling debris, our CNC gear hobbing ensures tooth profiles meet DIN/ISO standards with minimal backlash. This precision translates to smoother starts and stops, reducing stress on the drive motors and extending the life of the entire slew drive system.
Key Features: Why Port Engineers Specify Our Bearings
主要機能：港湾エンジニアが当社の軸受を指定する理由
Unmatched Load Density: By optimizing the roller arrangement, our three-row roller slewing bearing offers the highest load-carrying capacity per unit of diameter in its class. This allows port crane designers to reduce the overall footprint of the slewing unit without sacrificing safety margins.
