行业组件数据 · 2026

飞轮轮毂

Flywheel hub is the central mounting component that connects the flywheel to the crankshaft in rotating machinery systems.

技术定义与适配语境
典型 飞轮轮毂 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

A flywheel hub is a precision-engineered mechanical component designed as the central interface between a flywheel and a crankshaft or rotating shaft. It serves as the structural anchor point that transmits rotational energy from the engine or motor to the flywheel mass, ensuring balanced rotation and energy storage. The hub typically features a precisely machined bore for shaft mounting, bolt patterns for flywheel attachment, and often includes timing marks or alignment features for proper installation.

组件规格

定义
A flywheel hub is a precision-engineered mechanical component designed as the central interface between a flywheel and a crankshaft or rotating shaft. It serves as the structural anchor point that transmits rotational energy from the engine or motor to the flywheel mass, ensuring balanced rotation and energy storage. The hub typically features a precisely machined bore for shaft mounting, bolt patterns for flywheel attachment, and often includes timing marks or alignment features for proper installation.
工作原理
The flywheel hub operates on the principle of rotational force transmission and inertia management. It rigidly connects the rotating shaft to the flywheel mass, allowing kinetic energy to be stored in the flywheel during acceleration and released during deceleration. The hub maintains precise alignment between the shaft and flywheel, ensuring balanced rotation and minimizing vibration through its symmetrical design and accurate mounting surfaces.
材料
Typically forged or cast steel (AISI 41404340)ductile iron (65-45-12)or aluminum alloy (6061-T6) for high-performance applications. Heat treatment to HRC 28-35 for steel components.
Bore Diameter
25-150 mm
Hub Thickness
20-80 mm
Mounting Holes
6-12 holes
Surface Finish
Ra 1.6-3.2 μm
Weight Capacity
50-500 kg
Runout Tolerance
≤0.05 mm
Bolt Circle Diameter
100-300 mm
标准
ISO 1940-1DIN 42955SAE J618ISO 2768-mK

行业分类与别名

飞轮轮毂 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Material fatigue from continuous cyclic stress->Crack propagation leading to hub fracture->Implement regular non-destructive testing (NDT), use fatigue-resistant materials, and maintain within specified load cycles
Improper bolt torque during installation->Uneven load distribution and premature failure->Use calibrated torque wrenches, follow manufacturer specifications, and implement torque verification procedures
Misalignment with crankshaft->Excessive vibration and bearing wear->Use precision alignment tools, verify runout tolerances, and implement alignment checks during installation

工业生态与工程逻辑

0
Fatigue failure from cyclic loading
1
Improper installation causing imbalance
2
Corrosion in harsh environments
3
Bolt loosening due to vibration

合规与检测

tolerance
Bore diameter: H7/h6 fit, Bolt holes: ±0.1 mm position tolerance, Face runout: 0.05 mm maximum
test method
Dimensional verification with CMM, ultrasonic testing for material defects, dynamic balancing to ISO 1940-1 G6.3 grade, torque testing of mounting bolts

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of a flywheel hub?

The primary function is to provide a secure, balanced connection between the rotating shaft and flywheel mass, ensuring efficient energy transfer and vibration-free operation.

How do I select the right flywheel hub material?

Material selection depends on application requirements: forged steel for high-torque industrial applications, ductile iron for cost-effective solutions, and aluminum alloy for weight-sensitive high-speed applications.

What maintenance does a flywheel hub require?

Regular inspection for cracks, wear on mounting surfaces, verification of bolt torque specifications, and checking for proper alignment during routine maintenance intervals.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 飞轮轮毂

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:FLYWHEEL_HUB