行业组件数据 · 2026

链轮毂

Sprocket hub is the central mounting component that connects a sprocket to a shaft in drive systems.

技术定义与适配语境
典型 链轮毂 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 sprocket hub is a precision-engineered mechanical component designed to securely mount a sprocket onto a rotating shaft in power transmission systems. It serves as the interface between the sprocket teeth and the drive shaft, ensuring proper alignment, torque transmission, and load distribution. The hub typically features keyways, set screws, or clamping mechanisms to prevent rotational slippage and axial movement.

组件规格

定义
A sprocket hub is a precision-engineered mechanical component designed to securely mount a sprocket onto a rotating shaft in power transmission systems. It serves as the interface between the sprocket teeth and the drive shaft, ensuring proper alignment, torque transmission, and load distribution. The hub typically features keyways, set screws, or clamping mechanisms to prevent rotational slippage and axial movement.
工作原理
The sprocket hub operates on the principle of mechanical power transmission through positive engagement. It transfers rotational motion and torque from the drive shaft to the sprocket, which then engages with a chain to transmit power to other components. The hub maintains precise concentricity between the sprocket and shaft, ensuring efficient power transfer while minimizing vibration and wear.
材料
Typically manufactured from medium carbon steel (AISI 10454140)alloy steelor stainless steel (304316) for corrosion resistance. Heat treatment (quenching and tempering) to achieve hardness of 28-32 HRC for standard applications40-45 HRC for heavy-duty applications.
Hub Length
20-150 mm
Balance Grade
G6.3 per ISO 1940
Bore Diameter
12-100 mm
Mounting Type
Set screw, clamping, keyed, or taper lock
Surface Finish
Ra 1.6-3.2 μm
Keyway Standards
ANSI B17.1, DIN 6885
Maximum Torque Capacity
50-5000 Nm
标准
ISO 606DIN 8187ANSI B29.1JIS B1801

行业分类与别名

链轮毂 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

Incorrect bore size or tolerance->Slippage on shaft, uneven load distribution->Precision machining to specified tolerances, proper measurement verification
Material defects or improper heat treatment->Cracking, deformation under load->Material certification, hardness testing, quality control during manufacturing
Improper installation or mounting->Eccentric rotation, vibration, premature failure->Proper installation procedures, use of alignment tools, torque specification adherence

工业生态与工程逻辑

0
Improper installation leading to shaft damage
1
Material fatigue under cyclic loading
2
Corrosion in harsh environments
3
Misalignment causing premature chain wear
4
Insufficient torque transmission capacity

合规与检测

tolerance
Bore diameter: H7/h6 fit per ISO 286, keyway: ±0.025 mm, concentricity: 0.05 mm TIR maximum
test method
Dimensional inspection per ISO 2768, hardness testing per ISO 6508, torque testing per ISO 16047, surface roughness measurement per ISO 4287

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 difference between a sprocket hub and a sprocket?

A sprocket is the toothed wheel that engages with the chain, while the hub is the mounting component that connects the sprocket to the shaft. They may be manufactured as separate components or as an integrated unit.

How do I select the right sprocket hub for my application?

Consider shaft diameter, torque requirements, mounting method (keyed, clamping, or set screw), material compatibility with operating environment, and industry standards compliance. Always match the hub to both the sprocket specifications and shaft dimensions.

What maintenance is required for sprocket hubs?

Regular inspection for wear, proper lubrication of mounting surfaces, checking set screw tightness, and ensuring proper alignment. Replace hubs showing signs of deformation, excessive wear, or corrosion that compromises mounting integrity.

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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: 链轮毂

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:SPROCKET_HUB