行业组件数据 · 2026

执行器杆/棘爪

A precision mechanical component in spring actuators that converts rotational motion into linear displacement or locking action.

技术定义与适配语境
典型 执行器杆/棘爪 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 actuator rod/pawl is a critical mechanical interface component in spring-actuated systems, typically consisting of a rod with integrated pawl teeth or engagement features. It functions as the primary force transmission element, engaging with ratchet mechanisms or cam surfaces to control linear movement, position locking, or sequential actuation in automated machinery. This component ensures precise mechanical timing and force application in industrial automation systems.

组件规格

定义
The actuator rod/pawl is a critical mechanical interface component in spring-actuated systems, typically consisting of a rod with integrated pawl teeth or engagement features. It functions as the primary force transmission element, engaging with ratchet mechanisms or cam surfaces to control linear movement, position locking, or sequential actuation in automated machinery. This component ensures precise mechanical timing and force application in industrial automation systems.
工作原理
The rod translates rotational input from the actuator spring into controlled linear motion through mechanical engagement. The pawl feature (typically teeth or cam followers) interacts with mating components to create positive locking positions, prevent back-driving, and enable incremental movement. During operation, spring energy is stored and released through the rod's movement, while the pawl ensures position retention at predetermined intervals.
材料
Typically manufactured from alloy steels (AISI 41404340) or stainless steels (17-4PH316) for strength and wear resistance. Surface treatments include nitridingcarburizingor hard chrome plating (0.0005-0.001" thickness) to enhance durability. Alternative materials for specialized applications include titanium alloys (Ti-6Al-4V) for weight-critical applications or engineered polymers (PEEKUHMW-PE) for corrosion-resistant environments.
Rod Diameter
6-25 mm
Load Capacity
500-5000 N
Surface Finish
Ra 0.8-1.6 μm
Length Tolerance
±0.05 mm
Pawl Tooth Pitch
2-5 mm
Surface Hardness
45-55 HRC
Operating Temperature
-40°C to 120°C
标准
ISO 286-2DIN 5480ISO 2768-mKDIN 7172

行业分类与别名

执行器杆/棘爪 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 surface hardening->Premature wear of pawl teeth leading to loss of positional accuracy->Implement proper heat treatment specifications and regular hardness testing
Improper lubrication->Increased friction causing binding or erratic movement->Establish preventive maintenance schedule with appropriate lubricants
Material fatigue from cyclic loading->Crack initiation and propagation leading to catastrophic failure->Implement regular inspection protocols and load monitoring systems

工业生态与工程逻辑

0
Wear-induced backlash
1
Fatigue failure under cyclic loading
2
Corrosion in harsh environments
3
Misalignment causing binding
4
Overload leading to permanent deformation

合规与检测

tolerance
Geometric tolerances per ISO 1101, dimensional tolerances per ISO 286-2, position tolerance ±0.1 mm
test method
Dimensional verification via CMM, hardness testing per ASTM E18, fatigue testing per ISO 12107, wear testing per ASTM G99

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 the pawl feature on actuator rods?

The pawl provides positive locking engagement with mating components, preventing unintended movement and enabling precise position control in spring-actuated systems.

How do material choices affect actuator rod performance?

Material selection determines load capacity, wear resistance, and corrosion performance. Alloy steels offer high strength, stainless steels provide corrosion resistance, while engineered polymers reduce weight and maintenance in corrosive environments.

What maintenance is required for actuator rod/pawl components?

Regular inspection for wear on engagement surfaces, lubrication of sliding interfaces, and verification of alignment to prevent premature failure and ensure consistent performance.

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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:ACTUATOR_ROD_PAWL