行业组件数据 · 2026

连杆臂

A linkage arm is a rigid mechanical component that transmits motion and force between pivot points in blade/louver assemblies.

技术定义与适配语境
典型 连杆臂 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 linkage arm is a precision-engineered rigid structural element designed to connect and synchronize multiple blades or louvers within an assembly system. It functions as a force transmission member that converts rotational input into controlled linear or angular output motion, ensuring uniform movement across connected elements. Typically featuring multiple mounting holes or connection points, it maintains precise geometric relationships while withstanding operational loads.

组件规格

定义
A linkage arm is a precision-engineered rigid structural element designed to connect and synchronize multiple blades or louvers within an assembly system. It functions as a force transmission member that converts rotational input into controlled linear or angular output motion, ensuring uniform movement across connected elements. Typically featuring multiple mounting holes or connection points, it maintains precise geometric relationships while withstanding operational loads.
工作原理
The linkage arm operates on the principle of rigid-body kinematics, where it acts as a connecting rod between pivot points. When force is applied at one end (typically from an actuator or drive mechanism), it transmits this motion through its rigid structure to connected blades or louvers, creating synchronized angular displacement. The arm's geometry determines the mechanical advantage and motion ratio, with pivot points acting as fulcrums in a lever system.
材料
Common materials include: Carbon steel (AISI 10454140) for general applicationsStainless steel (304316) for corrosive environmentsAluminum alloys (6061-T67075) for weight-sensitive applicationsEngineering plastics (POMNylon) for low-load applications. Surface treatments: Zinc platingpowder coatinganodizing (aluminum).
Width
20-50mm
Length
150-500mm (typical range)
Thickness
5-15mm
Hole Pattern
Multiple precision-drilled mounting holes
Hole Diameter
6-12mm
Load Capacity
500-2000N static load
Surface Finish
Ra 3.2μm or better
Operating Temperature
-20°C to 120°C
标准
ISO 2768DIN 718ISO 286DIN 7172

行业分类与别名

连杆臂 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

Cyclic loading exceeding fatigue limits->Crack propagation leading to fracture->Implement regular inspection schedules, use materials with higher fatigue strength, design with appropriate safety factors
Insufficient lubrication at pivot points->Increased friction leading to wear and binding->Establish preventive maintenance program, use self-lubricating bushings, implement automated lubrication systems
Corrosive environment without proper protection->Material degradation reducing structural integrity->Select corrosion-resistant materials, apply protective coatings, implement environmental controls

工业生态与工程逻辑

0
Fatigue failure from cyclic loading
1
Wear at pivot points leading to play
2
Corrosion in harsh environments
3
Misalignment causing binding
4
Overloading leading to deformation

合规与检测

tolerance
±0.1mm for hole positions, ±0.05mm for hole diameters, ±0.2° for angular relationships
test method
Dimensional verification using CMM, load testing to 150% of rated capacity, fatigue testing with 1 million cycles, corrosion resistance testing per ASTM B117

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 linkage arm in blade assemblies?

The primary function is to synchronize the movement of multiple blades or louvers, ensuring they open and close uniformly when actuated by a single drive mechanism.

How do I select the right material for a linkage arm?

Material selection depends on load requirements, environmental conditions, and weight constraints. Carbon steel offers high strength, stainless steel provides corrosion resistance, aluminum reduces weight, and engineering plastics work for low-load applications.

What maintenance do linkage arms require?

Regular inspection for wear at pivot points, lubrication of bushings or bearings, checking for deformation or cracks, and ensuring fasteners remain tight. Replacement is typically needed when wear exceeds tolerance limits.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:LINKAGE_ARM