行业组件数据 · 2026

电机联轴器

繁體:電機聯軸器

电机联轴器是一种精密机械部件,用于连接电机旋转轴与从动机(此处为高流量泵)输入轴,传递扭矩并补偿轴间偏差。

技术定义与适配语境
典型 电机联轴器 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。

电机联轴器是一种精密机械部件,设计用于将电机的旋转轴连接到从动机(在此上下文中为高流量泵)的输入轴。它从电机向泵传递旋转动力(扭矩),同时补偿两轴之间的微小轴向、径向和角向偏差。这可以防止电机和泵组件中过大的轴承负荷、振动和过早磨损,确保高流量泵系统高效可靠地运行。 联轴器物理连接两根轴。它通过刚性或弹性元件传递扭矩。弹性联轴器通过弹性变形(弹性体类型)、滑动运动(齿轮类型)或金属部件的弯曲(盘式或梁式)来吸收不对中,防止有害应力传递到连接的设备上。

组件规格

定义
电机联轴器是一种精密机械部件,设计用于将电机的旋转轴连接到从动机(在此上下文中为高流量泵)的输入轴。它从电机向泵传递旋转动力(扭矩),同时补偿两轴之间的微小轴向、径向和角向偏差。这可以防止电机和泵组件中过大的轴承负荷、振动和过早磨损,确保高流量泵系统高效可靠地运行。

联轴器物理连接两根轴。它通过刚性或弹性元件传递扭矩。弹性联轴器通过弹性变形(弹性体类型)、滑动运动(齿轮类型)或金属部件的弯曲(盘式或梁式)来吸收不对中,防止有害应力传递到连接的设备上。
工作原理
The coupling physically joins two shafts. It transmits torque through its rigid or flexible elements. Flexible couplings absorb misalignment through elastic deformation (elastomeric types), sliding motion (gear types), or bending of metallic components (disc or beam types), preventing the transfer of harmful stresses to connected equipment.
材料
常用材料包括:钢合金(AISI 1045、4140)用于轮毂和套筒不锈钢(AISI 304、316)用于耐腐蚀铝合金用于轻量化应用弹性体(聚氨酯、Hytrel、丁腈橡胶)用于弹性插入件铸铁用于高扭矩刚性联轴器。
Backlash
Zero backlash or <0.05° for precision applications
Max Speed
Up to 10,000 RPM
Rated Torque
50 Nm to 15,000 Nm
Temperature Range
-40°C to +120°C (standard elastomers)
Bore Diameter Range
10 mm to 150 mm
Max Axial Displacement
±2 mm to ±5 mm
Max Angular Misalignment
1° to 3°
Max Parallel Misalignment
0.1 mm to 0.5 mm
标准
ISO 9001ISO 14691DIN 740AGMA 9000

行业分类与别名

电机联轴器 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

Improper installation or poor shaft alignment during assembly.->Excessive vibration, overheating, accelerated wear of coupling and connected bearings.->Use laser alignment tools during installation. Follow manufacturer's alignment tolerances. Implement regular alignment checks.
Operation beyond rated torque or speed (e.g., pump cavitation, jam).->Coupling fracture, shear pin failure, or permanent deformation.->Install torque limiters or overload protection. Ensure pump operates within design parameters. Select coupling with adequate service factor.
Exposure to incompatible chemicals or extreme temperatures.->Degradation of elastomeric elements (cracking, hardening), leading to loss of flexibility and imbalance.->Select coupling materials compatible with the operating environment (e.g., chemical-resistant elastomers, stainless steel).

工业生态与工程逻辑

0
Shaft misalignment leading to vibration and bearing failure
1
Over-torque causing coupling fracture
2
Material fatigue or corrosion
3
Improper installation (e.g., incorrect bolt torque)
4
Elastomer degradation from heat, oil, or chemicals

合规与检测

tolerance
Shaft alignment typically within 0.05 mm parallel and 0.05 mm/m angular for precision applications; general industry within 0.1 mm and 0.1 mm/m.
test method
Dynamic balancing per ISO 1940-1; torque testing per manufacturer specs; material certification per ASTM/ISO standards; alignment verification via laser alignment systems.

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 are the main types of motor couplings used for high-flow pumps?

Common types include: Jaw couplings (with elastomeric spider), Gear couplings (for high torque), Disc couplings (for high precision and speed), Grid couplings (for shock loads), and Elastomeric tire couplings (for high misalignment and vibration damping).

How often should a motor coupling be inspected or replaced?

Perform visual and vibration checks during routine maintenance (e.g., quarterly). Replace if signs of wear, cracking in elastomers, corrosion, or permanent deformation are present. Lifespan varies from 3-10 years based on operating conditions and alignment.

What happens if a coupling is misaligned beyond its capacity?

Excessive misalignment causes increased vibration, overheating, premature bearing failure in the motor and pump, seal damage, coupling wear/failure, and reduced system efficiency and reliability.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

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
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 电机联轴器

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 电机联轴器?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
电机绕组
下一个组件
电机转子
URN:CNFX:ME:UNIT:MOTOR_COUPLING