行业组件数据 · 2026

接触臂/载体

A precision component in contact assemblies that positions and supports electrical contacts for reliable signal transmission.

技术定义与适配语境
典型 接触臂/载体 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 Contact Arm/Carrier is a structural component within contact assemblies that precisely positions, aligns, and supports electrical contacts or contact elements. It ensures proper mechanical alignment and electrical connectivity by maintaining consistent contact pressure and orientation between mating surfaces. This component typically features mounting points, alignment features, and sometimes spring mechanisms to facilitate reliable engagement and disengagement in switching, connection, or signaling applications.

组件规格

定义
The Contact Arm/Carrier is a structural component within contact assemblies that precisely positions, aligns, and supports electrical contacts or contact elements. It ensures proper mechanical alignment and electrical connectivity by maintaining consistent contact pressure and orientation between mating surfaces. This component typically features mounting points, alignment features, and sometimes spring mechanisms to facilitate reliable engagement and disengagement in switching, connection, or signaling applications.
工作原理
The Contact Arm/Carrier operates on mechanical positioning principles to maintain precise alignment of electrical contacts. It provides structural support that ensures consistent contact pressure and proper mating geometry, enabling reliable electrical continuity. During operation, it may incorporate spring-loaded mechanisms or pivoting action to facilitate engagement while minimizing wear and maintaining electrical performance across multiple cycles.
材料
Typically made from copper alloys (C17200 beryllium copperC51000 phosphor bronze) for conductivity and spring propertiesstainless steel (302316) for corrosion resistanceor engineered plastics (PEEKPPS) for insulation. May include plating such as gold (0.5-2.0μm) for low-resistance contacts or nickel underplating for barrier protection.
Contact Force
0.5-5.0N
Mechanical Life
>1,000,000 cycles
Electrical Rating
Up to 10A, 250V AC
Contact Resistance
<20mΩ
Insulation Resistance
>1000MΩ
Operating Temperature
-40°C to +125°C
标准
ISO 8092DIN 41612

行业分类与别名

接触臂/载体 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

Material fatigue from repeated flexing->Loss of contact pressure leading to intermittent electrical connection->Use fatigue-resistant alloys, implement stress relief designs, conduct regular maintenance inspections
Corrosion in humid or chemically aggressive environments->Increased contact resistance and potential open circuit->Apply protective plating, use corrosion-resistant base materials, implement environmental sealing
Mechanical misalignment during assembly or operation->Poor contact mating causing arcing or signal degradation->Incorporate alignment features, use precision manufacturing tolerances, implement quality control checks

工业生态与工程逻辑

0
Contact misalignment leading to intermittent connections
1
Material fatigue from cyclic loading
2
Corrosion in harsh environments
3
Plating wear causing increased resistance

合规与检测

tolerance
±0.05mm for critical dimensions, angular tolerance ±0.5°
test method
Mechanical: Cyclic endurance testing per IEC 60512; Electrical: Contact resistance measurement per MIL-STD-202; Environmental: Salt spray 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 Contact Arm/Carrier?

The primary function is to precisely position and support electrical contacts within an assembly to ensure reliable mechanical alignment and consistent electrical connectivity during operation.

What materials are commonly used for Contact Arms/Carriers?

Common materials include beryllium copper for spring properties, phosphor bronze for conductivity, stainless steel for durability, and engineered plastics like PEEK for insulated applications.

How does contact force affect performance?

Proper contact force ensures reliable electrical continuity while minimizing wear. Insufficient force causes intermittent connections; excessive force accelerates mechanical wear and increases insertion force.

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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
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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