行业组件数据 · 2026

输入轴/壳体

Input shaft/housing is the structural component in planetary gear reducers that transmits torque from the motor to the gear system while providing mounting and protection.

技术定义与适配语境
典型 输入轴/壳体 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。

The input shaft/housing in a planetary gear reducer serves as the primary interface between the driving motor and the internal gear mechanism. It consists of a precision-machined shaft that transmits rotational force and a robust housing that encloses and supports the gear assembly. This component ensures proper alignment, minimizes vibration, and protects internal components from contaminants while maintaining structural integrity under high torque loads.

组件规格

定义
The input shaft/housing in a planetary gear reducer serves as the primary interface between the driving motor and the internal gear mechanism. It consists of a precision-machined shaft that transmits rotational force and a robust housing that encloses and supports the gear assembly. This component ensures proper alignment, minimizes vibration, and protects internal components from contaminants while maintaining structural integrity under high torque loads.
工作原理
The input shaft receives rotational energy from the motor and transfers it to the sun gear of the planetary system. The housing provides rigid support for bearings and gears, maintaining precise alignment through mechanical fastening and sealing interfaces. Torque transmission occurs through splined or keyed connections, while the housing distributes loads and dissipates heat through its structural design.
材料
Shaft: 4140 alloy steel or 8620 carburizing steel with surface hardening (HRC 58-62). Housing: Cast iron (GGG40/50) or aluminum alloy (A356-T6) with machined mounting surfaces and bearing seats.
IP Rating
IP65 minimum
Seal Type
Radial lip seals or mechanical seals
Bearing Type
Tapered roller or deep groove ball bearings
Shaft Diameter
20-150 mm
Mounting Flange
ISO 9409-1 or SAE J518 standards
Torque Capacity
500-50,000 Nm
Housing Material Grade
EN-GJS-400-18 or equivalent
标准
ISO 6336DIN 3990AGMA 2001ISO 1328

行业分类与别名

输入轴/壳体 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 shaft alignment during installation->Premature bearing wear and vibration->Use laser alignment tools during assembly and implement regular alignment checks
Inadequate housing material for operating temperature->Thermal distortion affecting gear mesh->Select materials with appropriate thermal expansion coefficients and implement cooling systems
Corrosive environment exposure->Shaft pitting and housing corrosion->Apply protective coatings and specify corrosion-resistant materials

工业生态与工程逻辑

0
Shaft fatigue failure under cyclic loading
1
Housing deformation from thermal expansion
2
Bearing seizure due to lubrication failure
3
Seal degradation leading to contamination ingress

合规与检测

tolerance
Shaft diameter: IT6/IT7, Housing bore: H7, Runout: 0.02 mm maximum
test method
Dimensional inspection per ISO 1101, torque testing per ISO 1940 balance standards, pressure testing for housing integrity

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 is the difference between input shaft and housing in planetary gear reducers?

The input shaft is the rotating component that transmits torque from the motor to the sun gear, while the housing is the stationary structure that supports bearings, contains lubricant, and provides mounting interfaces.

How do you select the right material for input shaft/housing?

Material selection depends on torque requirements, operating environment, and cost considerations. Alloy steel shafts provide strength for high torque, while cast iron housings offer vibration damping and aluminum provides weight reduction.

What maintenance is required for input shaft/housing components?

Regular inspection for wear on shaft splines/keyways, bearing replacement per manufacturer intervals, seal inspection for leaks, and housing bolt torque verification to maintain alignment.

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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
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: 输入轴/壳体

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。

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URN:CNFX:ME:UNIT:INPUT_SHAFT_HOUSING