行业组件数据 · 2026

接合销或凸轮

A mechanical component in brake mechanisms that engages or disengages braking action through rotational or linear motion.

技术定义与适配语境
典型 接合销或凸轮 会按材料、尺寸公差、适配关系和失效风险在 汽车制造 中评估。

An engagement pin or cam is a precision-engineered component within brake systems that converts rotational force into linear motion to activate or deactivate braking mechanisms. It typically features a tapered or eccentric profile that interacts with mating surfaces to create controlled engagement, ensuring reliable force transmission while minimizing wear and energy loss.

组件规格

定义
An engagement pin or cam is a precision-engineered component within brake systems that converts rotational force into linear motion to activate or deactivate braking mechanisms. It typically features a tapered or eccentric profile that interacts with mating surfaces to create controlled engagement, ensuring reliable force transmission while minimizing wear and energy loss.
工作原理
Operates on mechanical leverage and cam-follower principles where rotational input creates linear displacement, engaging brake pads or shoes against rotating surfaces. The cam's profile determines the mechanical advantage and engagement characteristics, with precise geometry ensuring consistent force application and release.
材料
High-strength alloy steel (AISI 4140/4340)case-hardened to 55-60 HRC surface hardness with 30-35 HRC core hardness. Alternative materials include hardened stainless steel (17-4PH) for corrosive environments or powder metallurgy alloys for complex geometries.
Length
20-80 mm
Diameter
8-25 mm
Tolerance
±0.02 mm
Core Hardness
30-35 HRC
Load Capacity
500-5000 N
Surface Finish
Ra 0.8-1.6 μm
Surface Hardness
55-60 HRC
Operating Temperature
-40°C to 150°C
标准
ISO 15488DIN 6325SAE J429ISO 898-1

行业分类与别名

接合销或凸轮 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 and wear, leading to binding or seizure->Regular maintenance with high-temperature brake grease, proper lubrication channels in design
Material fatigue from cyclic loading->Crack initiation and propagation, eventual fracture->Proper material selection with adequate fatigue strength, surface treatments to reduce stress concentrations
Corrosion in salt or moisture exposure->Surface pitting and increased friction, reduced dimensional accuracy->Corrosion-resistant materials or coatings, proper sealing in assembly

工业生态与工程逻辑

0
Wear-induced clearance increase
1
Corrosion in harsh environments
2
Fatigue failure under cyclic loading
3
Improper installation causing binding
4
Material degradation at high temperatures

合规与检测

tolerance
±0.02 mm diameter, ±0.05 mm length, ±0.5° angular positioning
test method
Dimensional verification with CMM, hardness testing per ISO 6508, fatigue testing per ISO 12107, salt spray testing per ISO 9227

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 an engagement pin and a cam in brake systems?

Engagement pins typically provide straight linear engagement, while cams use rotational motion with eccentric profiles to create mechanical advantage. Cams offer progressive engagement characteristics, while pins provide direct force transmission.

How often should brake engagement components be inspected?

During regular brake system maintenance (typically every 25,000-50,000 km or 2 years). Immediate inspection is required if abnormal noises, reduced braking efficiency, or uneven wear patterns are observed.

Can engagement pins be replaced individually or as sets?

Always replace as matched sets with mating components to ensure proper engagement geometry and wear patterns. Individual replacement can lead to uneven force distribution and premature failure.

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CNFX Industrial Component Index · 汽车制造

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: 接合销或凸轮

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URN:CNFX:ME:UNIT:ENGAGEMENT_PIN_OR_CAM