行业组件数据 · 2026

端板

End plates are structural components that secure and align electrical steel laminations in cores for transformers and motors.

技术定义与适配语境
典型 端板 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。

End plates are precision-engineered components used in electrical steel lamination cores to provide structural integrity, maintain lamination alignment, and ensure uniform clamping pressure. They prevent lamination displacement during operation, reduce vibration and noise, and enhance magnetic flux efficiency by minimizing air gaps between laminations. Typically installed at both ends of the core stack, they are critical for high-performance electrical machines like transformers, motors, and generators.

组件规格

定义
End plates are precision-engineered components used in electrical steel lamination cores to provide structural integrity, maintain lamination alignment, and ensure uniform clamping pressure. They prevent lamination displacement during operation, reduce vibration and noise, and enhance magnetic flux efficiency by minimizing air gaps between laminations. Typically installed at both ends of the core stack, they are critical for high-performance electrical machines like transformers, motors, and generators.
工作原理
End plates work by applying controlled clamping force to the stacked electrical steel laminations, holding them tightly together to form a rigid core structure. This prevents relative movement between laminations under electromagnetic forces and mechanical vibrations, reducing eddy current losses and improving magnetic circuit efficiency. The plates distribute pressure evenly across the lamination surface to avoid deformation while allowing for thermal expansion during operation.
材料
Common materials include cold-rolled steel (CRS)stainless steel (e.g.304316 grades)or aluminum alloys for lightweight applications. Materials are selected based on magnetic permeabilitycorrosion resistanceand mechanical strength requirements. Surface treatments like galvanizingpowder coatingor passivation may be applied for durability.
Diameter
50-500 mm (varies with core size)
Thickness
1-10 mm
Hole Pattern
Standardized for bolt fastening
Clamping Force
5-50 kN (depending on application)
Surface Roughness
Ra ≤1.6 μm
Flatness Tolerance
≤0.1 mm/m
标准
ISO 9001DIN EN 10149IEC 60076

行业分类与别名

端板 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 clamping force->Lamination slippage and increased noise/vibration->Use torque-controlled fastening and regular inspection
Corrosion due to environmental exposure->Reduced structural integrity and potential short circuits->Apply protective coatings and use corrosion-resistant materials
Manufacturing tolerances not met->Poor fit and misalignment in the core assembly->Implement strict quality control and adherence to ISO/DIN standards

工业生态与工程逻辑

0
Improper clamping leading to core vibration
1
Material corrosion in humid environments
2
Thermal expansion mismatch causing distortion

合规与检测

tolerance
±0.05 mm for critical dimensions, per ISO 2768-m
test method
Dimensional inspection via CMM, clamping force testing with load cells, and non-destructive testing for material defects

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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 end plates in electrical steel lamination cores?

The primary function is to secure and align the stacked laminations, preventing displacement and reducing losses due to vibration or misalignment, thereby enhancing magnetic performance.

Can end plates be made from non-metallic materials?

Typically no, as metallic materials provide the necessary strength and clamping force. However, in specialized applications, composite materials might be used for insulation or weight reduction.

How do end plates affect the efficiency of electrical machines?

By maintaining tight lamination contact, they minimize air gaps and reduce eddy current losses, leading to higher efficiency and lower operational temperatures in devices like transformers and motors.

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CNFX Industrial Component Index · 电气设备制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:END_PLATES