行业组件数据 · 2026

机械臂连杆/臂段

Structural links connecting joints in robotic arms, enabling precise movement and payload support.

技术定义与适配语境
典型 机械臂连杆/臂段 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。

Arm segments or links are rigid structural components in robotic arm assemblies that connect adjacent joints, forming the kinematic chain. They provide the necessary reach, maintain precise positioning between joints, and support payloads while transmitting forces and moments. These components determine the robot's workspace geometry and are critical for maintaining structural integrity under dynamic loads.

组件规格

定义
Arm segments or links are rigid structural components in robotic arm assemblies that connect adjacent joints, forming the kinematic chain. They provide the necessary reach, maintain precise positioning between joints, and support payloads while transmitting forces and moments. These components determine the robot's workspace geometry and are critical for maintaining structural integrity under dynamic loads.
工作原理
Arm segments function as rigid bodies in serial kinematic chains, maintaining fixed distances between joint axes. They transfer motion from actuators through joints while providing leverage and structural support. The length and geometry of links directly influence the robot's reach, dexterity, and moment-carrying capacity according to kinematic and dynamic principles.
材料
Typically aluminum alloys (6061-T67075-T6) for lightweight strengthcarbon steel for heavy-duty applicationsor carbon fiber composites for high stiffness-to-weight ratios. Surface treatments include anodizingpowder coatingor plating for corrosion resistance.
Length
200-2000 mm
Weight
1-50 kg
Stiffness
>5000 N/mm
Payload Capacity
5-500 kg
Natural Frequency
>30 Hz
Positioning Accuracy
±0.05-0.5 mm
标准
ISO 9283ISO 10218-1DIN EN ISO 8373

行业分类与别名

机械臂连杆/臂段 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 catastrophic fracture->Regular inspection, finite element analysis during design, proper material selection with adequate safety factors
Inadequate stiffness for dynamic operations->Excessive vibration and positioning errors->Stiffness optimization through cross-section design, material selection, and damping integration

工业生态与工程逻辑

0
Structural fatigue failure
1
Excessive deflection under load
2
Resonance at operational frequencies
3
Corrosion in harsh environments
4
Thermal expansion affecting accuracy

合规与检测

tolerance
±0.1 mm for critical dimensions, ±0.5° for angular relationships
test method
Coordinate measuring machine (CMM) verification, laser tracker measurement, dynamic stiffness testing, fatigue testing per ISO 12100

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 factors determine the optimal length of robotic arm links?

Link length is optimized based on workspace requirements, payload capacity, stiffness needs, and dynamic performance. Longer links increase reach but reduce stiffness and natural frequency, requiring careful trade-off analysis.

How do arm segments affect robotic accuracy?

Arm segments directly impact accuracy through their stiffness, thermal stability, and manufacturing precision. Deflection under load, thermal expansion, and dimensional tolerances all contribute to positioning errors that must be compensated in control systems.

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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
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URN:CNFX:ME:UNIT:ARM_SEGMENTS_LINKS