行业组件数据 · 2026

平衡环

Balancing rings are precision components used in armature assemblies to reduce vibration and ensure smooth operation of rotating electrical machinery.

技术定义与适配语境
典型 平衡环 会按材料、尺寸公差、适配关系和失效风险在 电气设备制造 中评估。

Balancing rings are annular components installed on armature shafts or rotors to counteract mass imbalances during high-speed rotation. They function by adding or redistributing mass to achieve dynamic equilibrium, minimizing centrifugal forces that cause vibration, noise, and premature wear in motors, generators, and other rotating electrical equipment. Proper balancing extends component lifespan and improves operational efficiency.

组件规格

定义
Balancing rings are annular components installed on armature shafts or rotors to counteract mass imbalances during high-speed rotation. They function by adding or redistributing mass to achieve dynamic equilibrium, minimizing centrifugal forces that cause vibration, noise, and premature wear in motors, generators, and other rotating electrical equipment. Proper balancing extends component lifespan and improves operational efficiency.
工作原理
Balancing rings operate on the principle of mass compensation. During rotation, any uneven mass distribution creates centrifugal forces that cause vibration. By strategically adding counterweights (often through adjustable screws, inserts, or welded masses) at specific positions on the ring, these forces are neutralized. This brings the rotor's center of mass into alignment with its rotational axis, achieving dynamic balance.
材料
Typically made from high-strength steel alloys (e.g.AISI 4140stainless steel 304/316) or aluminum alloys (e.g.6061-T6) for weight-sensitive applications. Materials are selected for durabilitymachinabilityand corrosion resistance.
Width
10-40 mm
Max RPM
Up to 15,000 RPM
Balance Grade
G2.5 to G6.3 per ISO 1940
Inner Diameter
30-150 mm
Outer Diameter
50-200 mm
Weight Tolerance
±0.5 g
标准
ISO 1940-1ISO 21940-11DIN ISO 1940ANSI S2.19

行业分类与别名

平衡环 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

Inadequate balancing during manufacturing or maintenance->Increased vibration, bearing wear, and potential rotor damage->Use precision balancing equipment and follow ISO 1940 standards; perform regular dynamic balance checks
Material defects or corrosion->Ring deformation or mass loss affecting balance->Use corrosion-resistant materials and conduct periodic inspections; apply protective coatings if needed

工业生态与工程逻辑

0
Incorrect balancing leading to excessive vibration and equipment failure
1
Material fatigue or corrosion under high-stress conditions
2
Improper installation causing imbalance or component damage

合规与检测

tolerance
Balance quality grade G2.5 to G6.3 per ISO 1940-1, with residual unbalance typically below 1 g·mm/kg
test method
Dynamic balancing using computerized balancing machines (e.g., hard-bearing or soft-bearing types) with vibration analysis; verification per ISO 21940-11

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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 purpose of a balancing ring in an armature assembly?

To reduce vibration and noise by compensating for mass imbalances during high-speed rotation, ensuring smooth operation and extending equipment lifespan.

How are balancing rings installed and adjusted?

They are mounted on the armature shaft and adjusted by adding or repositioning counterweights (e.g., screws or inserts) based on dynamic balancing machine measurements to achieve precise mass distribution.

What standards apply to balancing rings?

ISO 1940-1 and ISO 21940-11 define balance quality grades and tolerances, while DIN ISO 1940 provides additional guidelines for industrial applications.

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CNFX Industrial Component Index · 电气设备制造

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URN:CNFX:ME:UNIT:BALANCING_RINGS