行业组件数据 · 2026

轮缘

Rim is the outer circular edge of a drive pulley or sprocket that provides structural support and guides belts or chains.

技术定义与适配语境
典型 轮缘 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。

In industrial machinery, a rim is the circumferential component of a drive pulley or sprocket that forms the outermost boundary. It serves to maintain the structural integrity of the rotating element, provides a precise surface for belt or chain engagement, and ensures proper alignment during power transmission. Rims are critical for distributing mechanical loads, preventing deformation under torque, and minimizing vibration in conveyor systems, automotive engines, and industrial drives.

组件规格

定义
In industrial machinery, a rim is the circumferential component of a drive pulley or sprocket that forms the outermost boundary. It serves to maintain the structural integrity of the rotating element, provides a precise surface for belt or chain engagement, and ensures proper alignment during power transmission. Rims are critical for distributing mechanical loads, preventing deformation under torque, and minimizing vibration in conveyor systems, automotive engines, and industrial drives.
工作原理
The rim operates by rotating with the pulley/sprocket hub, transferring torque through its contact surface with belts or chains. Its circular geometry ensures uniform force distribution, while its profile (flat, V-shaped, or toothed) determines the type of transmission (friction-based or positive engagement). The rim's diameter directly influences speed ratios in mechanical systems.
材料
Common materials include carbon steel (e.g.AISI 1045)alloy steel (e.g.4140)cast iron (gray or ductile)and aluminum alloys (e.g.6061-T6). Surface treatments may involve hardening (induction or flame)plating (zinc or chrome)or coating (paint/powder) for corrosion resistance.
Width
20-300 mm
Max RPM
3000
Diameter
100-2000 mm
Hardness
HRC 40-60
Tolerance
±0.1 mm
Load Capacity
500-5000 N
标准
ISO 4183DIN 2211ANSI B29.1

行业分类与别名

轮缘 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

Excessive torque or shock loads->Rim deformation or fracture->Use alloy steel with proper heat treatment and implement torque limiters
Improper belt tension->Accelerated rim surface wear->Install automatic tensioning devices and conduct regular inspections

工业生态与工程逻辑

0
Fatigue cracking from cyclic loads
1
Wear from abrasive contact
2
Misalignment causing uneven wear
3
Corrosion in humid environments

合规与检测

tolerance
ISO 2768-mK for general dimensions, ±0.05 mm for critical diameters
test method
Dimensional checks with CMM, hardness testing per ASTM E18, dynamic balance testing per ISO 1940

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 rim and a flange in pulleys?

A rim is the entire outer circumference that contacts the belt/chain, while a flange is a raised edge on the rim's side to prevent lateral slippage.

How does rim material affect performance?

Steel rims offer high strength for heavy loads, cast iron provides damping for vibration, and aluminum reduces weight in high-speed applications.

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CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

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。

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URN:CNFX:ME:UNIT:RIM