行业组件数据 · 2026

轴套

A cylindrical sleeve component that provides precise alignment, support, and protection for rotating shafts in spool assemblies.

技术定义与适配语境
典型 轴套 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 sleeve is a hollow cylindrical component designed to fit over a rotating shaft within a spool assembly. It serves multiple critical functions including maintaining precise shaft alignment, reducing friction between moving parts, protecting the shaft from wear and contamination, and providing a mounting surface for other components. In industrial applications, sleeves ensure smooth operation, extend equipment lifespan, and prevent mechanical failures in winding, unwinding, and material handling systems.

组件规格

定义
A sleeve is a hollow cylindrical component designed to fit over a rotating shaft within a spool assembly. It serves multiple critical functions including maintaining precise shaft alignment, reducing friction between moving parts, protecting the shaft from wear and contamination, and providing a mounting surface for other components. In industrial applications, sleeves ensure smooth operation, extend equipment lifespan, and prevent mechanical failures in winding, unwinding, and material handling systems.
工作原理
The sleeve operates on the principle of providing a precise interface between the rotating shaft and the spool. It creates a controlled clearance fit that allows rotational movement while maintaining axial and radial alignment. The sleeve distributes loads evenly across the shaft surface, reduces direct metal-to-metal contact through proper material selection, and often incorporates lubrication channels or surface treatments to minimize friction and wear during operation.
材料
Typically manufactured from hardened steel (AISI 4140/4340)stainless steel (304/316)bronze alloys (C93200)or engineered polymers (PTFEPEEKUHMW-PE) depending on application requirements. Surface treatments may include chrome platingnitridingor ceramic coatings for enhanced wear resistance.
Length
50-500 mm
Max RPM
5000
Hardness
45-60 HRC (steel), 80-100 HB (bronze)
Load Capacity
Up to 5000 N radial
Inner Diameter
10-200 mm (customizable)
Outer Diameter
15-250 mm
Surface Finish
Ra 0.4-1.6 μm
Wall Thickness
2.5-25 mm
Operating Temperature
-40°C to +200°C
标准
ISO 286-1ISO 2768-1DIN 7150DIN 7154

行业分类与别名

轴套 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

Inadequate lubrication->Excessive wear and overheating->Implement automatic lubrication systems and regular maintenance schedules
Material fatigue under cyclic loading->Cracking or fracture->Use fatigue-resistant materials and conduct periodic non-destructive testing
Contamination ingress->Abrasive wear and seizure->Install effective seals and implement clean operating environments

工业生态与工程逻辑

0
Wear and tear leading to shaft damage
1
Misalignment causing vibration
2
Corrosion in harsh environments
3
Thermal expansion mismatch
4
Improper installation causing premature failure

合规与检测

tolerance
IT6-IT7 for inner diameter, IT7-IT8 for outer diameter per ISO 286
test method
Dimensional verification with CMM, surface roughness testing per ISO 4287, hardness testing per ISO 6508, runout testing with dial indicators

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 sleeve and a bushing?

While both are cylindrical components, sleeves typically provide alignment and protection for shafts, while bushings are specifically designed as bearing surfaces to reduce friction and wear between moving parts.

How do I select the right sleeve material for my application?

Consider operating conditions: steel for high load/strength, stainless for corrosion resistance, bronze for low friction/bearing applications, and polymers for chemical resistance/noise reduction.

What maintenance do sleeves require?

Regular inspection for wear, proper lubrication (if applicable), cleaning to prevent contamination buildup, and periodic replacement based on operational hours or wear indicators.

我可以直接联系工厂吗?

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。

请求制造能力信息: 轴套

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:SLEEVE