行业组件数据 · 2026

弹性元件

Elastic element is a deformable component in load cells that converts mechanical force into measurable strain for precise weight and force measurement.

技术定义与适配语境
典型 弹性元件 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。

An elastic element is the core mechanical component in a load cell that undergoes controlled elastic deformation when subjected to applied force. This deformation creates measurable strain that is converted into electrical signals via strain gauges bonded to its surface. The element's design ensures linear, repeatable, and hysteresis-free deformation within its specified load range, making it fundamental to accurate force and weight measurement systems.

组件规格

定义
An elastic element is the core mechanical component in a load cell that undergoes controlled elastic deformation when subjected to applied force. This deformation creates measurable strain that is converted into electrical signals via strain gauges bonded to its surface. The element's design ensures linear, repeatable, and hysteresis-free deformation within its specified load range, making it fundamental to accurate force and weight measurement systems.
工作原理
The elastic element operates on Hooke's Law, where applied force causes proportional deformation within the material's elastic limit. Strain gauges mounted on the element detect this deformation and change electrical resistance proportionally to the applied force, which is then converted to a measurable voltage output through a Wheatstone bridge circuit.
材料
High-strength alloy steel (AISI 434017-4PH stainless steel)aluminum alloys (7075-T6)or beryllium copper for specialized applicationsmust have consistent elastic moduluslow hysteresisand excellent fatigue resistance.
Creep
<0.02% of full scale/30min
Hysteresis
<0.02% of full scale
Nonlinearity
<0.03% of full scale
Load Capacity
50g to 1000t
Safe Overload
150% of rated capacity
Temperature Range
-10°C to +70°C
Ultimate Overload
300% of rated capacity
标准
ISO 376DIN 51221ASTM E74

行业分类与别名

弹性元件 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

Exceeding rated load capacity->Plastic deformation causing permanent calibration loss->Implement mechanical stops, overload protection devices, and operator training on load limits
High-cycle fatigue loading->Crack initiation and propagation leading to catastrophic failure->Design with adequate safety factors, use high-fatigue-strength materials, implement regular inspection protocols
Corrosive environment exposure->Material degradation affecting deformation characteristics->Use corrosion-resistant materials, apply protective coatings, implement environmental sealing

工业生态与工程逻辑

0
Plastic deformation from overload
1
Fatigue failure from cyclic loading
2
Creep deformation under constant load
3
Temperature-induced measurement drift
4
Corrosion in harsh environments

合规与检测

tolerance
±0.03% of applied force for Class III and better load cells per OIML R60
test method
Deadweight calibration, comparison calibration using force calibration machines, hysteresis testing, creep testing, temperature coefficient verification

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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 difference between an elastic element and a spring in load cells?

While both undergo deformation, elastic elements are specifically engineered for minimal hysteresis and creep with precise strain distribution for measurement, whereas springs primarily store energy with less concern for measurement accuracy.

How does temperature affect elastic element performance?

Temperature changes affect the material's elastic modulus and thermal expansion, potentially causing measurement drift. Quality elements use temperature compensation through material selection, design, and electronic compensation circuits.

Can elastic elements be repaired if damaged?

No, elastic elements cannot be effectively repaired. Any plastic deformation, cracks, or material fatigue requires complete replacement as the calibration and measurement characteristics are permanently altered.

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URN:CNFX:ME:UNIT:ELASTIC_ELEMENT