行业组件数据 · 2026

核心轴

A precision cylindrical shaft that transmits rotational force and supports the felt roll in industrial machinery.

技术定义与适配语境
典型 核心轴 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。

The Core/Shaft is a critical rotating component in felt roll assemblies, designed to provide structural support, transmit torque from drive systems, and maintain precise alignment of the felt roll during operation. It serves as the central axis around which the felt material is wound and rotates, ensuring uniform pressure distribution and consistent material processing in applications like paper manufacturing, textile finishing, or printing.

组件规格

定义
The Core/Shaft is a critical rotating component in felt roll assemblies, designed to provide structural support, transmit torque from drive systems, and maintain precise alignment of the felt roll during operation. It serves as the central axis around which the felt material is wound and rotates, ensuring uniform pressure distribution and consistent material processing in applications like paper manufacturing, textile finishing, or printing.
工作原理
The shaft rotates via connection to a motor or gear system, transferring mechanical energy to the felt roll. It maintains rigidity to prevent deflection under load, with bearings at each end reducing friction. The shaft's rotational motion enables the felt roll to apply pressure, absorb liquids, or transport materials in continuous processes.
材料
Typically made from high-strength alloy steel (e.g.AISI 4140 or 4340) with heat treatment (hardened to 40-45 HRC). Alternative materials include stainless steel (e.g.316L) for corrosive environments or carbon steel with protective coatings. Surface finishes often include grinding to Ra 0.4-0.8 μm for bearing contact areas.
Length
1000-5000 mm
Diameter
50-200 mm
Maximum RPM
500-1500
Load Capacity
5-20 kN
Surface Hardness
40-45 HRC
Straightness Tolerance
≤0.05 mm/m
标准
ISO 286-2DIN 748

行业分类与别名

核心轴 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

Improper installation or misalignment->Excessive vibration and premature bearing wear->Use precision alignment tools during installation and regular laser alignment checks
Overloading beyond design capacity->Shaft bending or fracture->Implement load monitoring systems and adhere to specified operational limits
Inadequate lubrication->Increased friction and heat generation at bearing points->Follow scheduled lubrication protocols with appropriate greases or oils

工业生态与工程逻辑

可替换件
0
Shaft deflection under load
1
Bearing failure due to misalignment
2
Fatigue cracking from cyclic stress
3
Corrosion in humid environments

合规与检测

tolerance
±0.01 mm for diameter, straightness within 0.05 mm/m per ISO 286-2
test method
Dimensional inspection with micrometers, straightness testing with dial indicators, non-destructive testing (ultrasonic) for internal defects

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 Core/Shaft in a felt roll?

It transmits rotational force, supports the felt roll structurally, and ensures precise alignment during operation.

How often should a Core/Shaft be inspected?

Inspect every 6-12 months for wear, corrosion, or deformation, depending on operating conditions and load.

Can a damaged Core/Shaft be repaired?

Minor surface damage can be ground and polished, but significant wear or bending usually requires replacement.

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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
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URN:CNFX:ME:UNIT:CORE_SHAFT