行业组件数据 · 2026

制动杆

A brake rod is a mechanical linkage component that transmits force from the brake actuator to the brake mechanism in braking systems.

技术定义与适配语境
典型 制动杆 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。

A brake rod is a rigid, typically cylindrical component within brake rigging systems that serves as a force transmission element. It connects the brake actuator (such as a lever or cylinder) to the brake shoes or pads, converting input force into braking action through linear motion. Designed to withstand high tensile and compressive loads, it ensures precise mechanical linkage while maintaining alignment and minimal deflection under operational stresses.

组件规格

定义
A brake rod is a rigid, typically cylindrical component within brake rigging systems that serves as a force transmission element. It connects the brake actuator (such as a lever or cylinder) to the brake shoes or pads, converting input force into braking action through linear motion. Designed to withstand high tensile and compressive loads, it ensures precise mechanical linkage while maintaining alignment and minimal deflection under operational stresses.
工作原理
The brake rod operates on the principle of mechanical force transmission through rigid linkage. When force is applied at one end (e.g., via a brake lever or pneumatic cylinder), the rod transmits this force linearly to the opposite end, actuating the brake mechanism. This direct mechanical connection allows for efficient energy transfer with minimal loss, relying on the rod's rigidity to prevent buckling or bending under load, ensuring consistent braking performance.
材料
Typically made from high-strength carbon steel (e.g.AISI 1045 or 4140) or alloy steeloften heat-treated (quenched and tempered) to achieve tensile strengths of 500-800 MPa. Surface treatments may include zinc platingphosphate coatingor black oxide for corrosion resistance. In specialized applicationsmaterials like stainless steel (e.g.304 or 316) or aluminum alloys are used for weight reduction or corrosion resistance.
Length
200-1500 mm
Diameter
10-50 mm
Thread Type
Metric (e.g., M12x1.75) or UNC/UNF
Surface Finish
Ra ≤ 3.2 μm
Weight Capacity
Up to 20 kN
Tensile Strength
≥500 MPa
Straightness Tolerance
≤0.5 mm/m
标准
ISO 2768-mDIN 7168ISO 898-1DIN 931

行业分类与别名

制动杆 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

Cyclic stress from repeated braking actions->Fatigue crack propagation leading to rod fracture->Use high-strength, fatigue-resistant materials; implement regular inspection for cracks; apply surface treatments to reduce stress concentrations.
Exposure to moisture or corrosive substances->Corrosion weakening the rod structure->Apply protective coatings (e.g., zinc plating); use corrosion-resistant materials like stainless steel; ensure proper sealing in enclosures.
Improper installation or misalignment->Binding or uneven force transmission, reducing braking efficiency->Follow alignment guidelines during assembly; use precision machining for connections; conduct operational tests post-installation.

工业生态与工程逻辑

0
Fatigue failure from cyclic loading
1
Corrosion in humid or chemical environments
2
Misalignment leading to uneven wear or binding
3
Overloading causing permanent deformation

合规与检测

tolerance
Dimensional tolerances per ISO 2768-m; straightness within 0.5 mm/m; thread tolerances per ISO 965
test method
Tensile testing per ISO 6892-1; fatigue testing via cyclic load simulation; corrosion resistance testing per ISO 9227; dimensional inspection using CMM or calipers

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 brake rod?

The primary function is to transmit mechanical force from the brake actuator to the brake mechanism, enabling precise and reliable braking action in systems like vehicles or industrial machinery.

How do I select the right brake rod for my application?

Consider factors such as load capacity (based on tensile strength), material compatibility (e.g., corrosion resistance), dimensions (diameter and length), and compliance with standards like ISO or DIN. Consult manufacturer specifications for specific operational environments.

What are common failure modes of brake rods?

Common failures include fatigue cracking due to cyclic loading, corrosion from environmental exposure, bending or buckling under excessive force, and thread wear at connection points.

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 · 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: 制动杆

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 制动杆?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
制动杆
下一个组件
制动活塞
URN:CNFX:ME:UNIT:BRAKE_ROD