行业组件数据 · 2026

导杆

A precision linear guide rod used in spring return mechanisms to ensure controlled axial movement and alignment.

技术定义与适配语境
典型 导杆 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 cylindrical, hardened steel rod that provides a smooth, low-friction linear path for moving parts in spring return mechanisms. It maintains precise alignment, prevents lateral deflection, and ensures consistent return motion by guiding components along a predetermined axis under spring force.

组件规格

定义
A cylindrical, hardened steel rod that provides a smooth, low-friction linear path for moving parts in spring return mechanisms. It maintains precise alignment, prevents lateral deflection, and ensures consistent return motion by guiding components along a predetermined axis under spring force.
工作原理
The guide rod operates by constraining the motion of a sliding component (such as a bushing or carriage) to a single linear axis. As the spring exerts force to return the mechanism to its neutral position, the rod ensures straight-line movement without binding or misalignment, reducing wear and maintaining operational accuracy.
材料
Typically made from case-hardened steel (e.g.AISI 10454140) or stainless steel (e.g.AISI 304316) with surface treatments like chrome plating or nitriding for corrosion resistance and reduced friction.
Length
100-500 mm
Diameter
8-25 mm
Hardness
HRC 58-62
Load Capacity
Up to 5000 N
Surface Finish
Ra 0.4 μm or better
Straightness Tolerance
0.05 mm/m
标准
ISO 286-2DIN 1494

行业分类与别名

导杆 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

Insufficient lubrication->Increased friction, scoring, and premature wear->Implement scheduled lubrication with compatible grease; use self-lubricating bushings if needed.
Exposure to corrosive agents->Surface pitting and reduced structural integrity->Specify corrosion-resistant materials (e.g., stainless steel) or apply protective coatings.
Improper alignment during assembly->Binding, uneven wear, and mechanism jamming->Use precision alignment tools during installation; verify straightness with dial indicators.

工业生态与工程逻辑

0
Wear and scoring from inadequate lubrication
1
Corrosion in humid environments
2
Misalignment due to improper installation
3
Overloading beyond rated capacity

合规与检测

tolerance
±0.01 mm on diameter, straightness per ISO 286-2
test method
Dimensional inspection with micrometers, straightness testing with laser alignment, hardness testing per Rockwell scale

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 guide rod in a spring return mechanism?

It ensures controlled, straight-line motion of components during spring-actuated return, preventing misalignment and reducing wear.

How do I select the right guide rod material?

Choose based on load, environment, and corrosion needs: hardened steel for high loads, stainless steel for wet or corrosive conditions.

What maintenance does a guide rod require?

Regular cleaning, lubrication with appropriate grease, and inspection for wear, scoring, or corrosion to ensure smooth operation.

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: 导杆

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导向面
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导柱/导套
URN:CNFX:ME:UNIT:GUIDE_ROD