行业组件数据 · 2026

齿轮组

A gear set is a mechanical component consisting of two or more meshing gears used to transmit torque and motion between rotating shafts in industrial machinery.

技术定义与适配语境
典型 齿轮组 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。

A gear set is a precision-engineered assembly of two or more gears that mesh together to transfer rotational motion and torque between parallel or intersecting shafts. In gear reducers, gear sets are specifically designed to reduce input speed while increasing output torque through specific gear ratios. They consist of driving gears (pinions) and driven gears, with tooth profiles engineered for optimal power transmission efficiency, minimal backlash, and smooth operation under varying load conditions.

组件规格

定义
A gear set is a precision-engineered assembly of two or more gears that mesh together to transfer rotational motion and torque between parallel or intersecting shafts. In gear reducers, gear sets are specifically designed to reduce input speed while increasing output torque through specific gear ratios. They consist of driving gears (pinions) and driven gears, with tooth profiles engineered for optimal power transmission efficiency, minimal backlash, and smooth operation under varying load conditions.
工作原理
Gear sets operate on the principle of mechanical advantage through gear ratio. When two gears mesh, the rotational motion of the driving gear is transferred to the driven gear through tooth engagement. The speed ratio is inversely proportional to the number of teeth on each gear, while torque transmission follows the conservation of energy principle. In gear reducers, multiple gear stages create compound ratios for significant speed reduction and torque multiplication.
材料
Typically manufactured from alloy steels (AISI 41404340)case-hardened steelsstainless steels (for corrosive environments)or specialized materials like bronze for worm gears. Surface treatments include carburizingnitridingor induction hardening to achieve surface hardness of 58-62 HRC with tough cores.
Module
1-10 mm
Backlash
0.05-0.20 mm (depending on application)
Efficiency
95-98% (spur gears), 85-95% (helical), 70-90% (worm)
Gear Ratio
1.5:1 to 100:1 (single stage), up to 10,000:1 (multi-stage)
Load Capacity
10-5000 Nm (depending on size and material)
Accuracy Grade
ISO 1328 Class 5-9
Pressure Angle
20° (standard), 14.5° or 25° (special)
标准
ISO 1328ISO 6336AGMA 2001DIN 3960DIN 3990

行业分类与别名

齿轮组 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 lubrication or contaminated lubricant->Accelerated wear, pitting, and scoring of gear teeth->Implement scheduled lubrication maintenance, use filtration systems, monitor oil quality regularly
Misalignment during installation or operation->Uneven load distribution, noise, vibration, and premature failure->Precision alignment during installation, use laser alignment tools, implement vibration monitoring
Overloading beyond design capacity->Tooth bending fatigue or fracture->Proper sizing calculations per ISO 6336, install overload protection devices, monitor operating conditions

工业生态与工程逻辑

0
Tooth breakage due to shock loads
1
Premature wear from inadequate lubrication
2
Noise and vibration from misalignment
3
Reduced efficiency from improper meshing
4
Corrosion in harsh environments

合规与检测

tolerance
Tooth profile tolerance per ISO 1328 Class 5-9, backlash tolerance 0.05-0.20 mm depending on application
test method
Coordinate measuring machine (CMM) inspection, gear rolling test for noise and accuracy, hardness testing per ISO 6508, surface roughness measurement per ISO 4287

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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 are the main types of gear sets used in gear reducers?

Common types include spur gears (simplest, parallel shafts), helical gears (quieter, higher load capacity), bevel gears (intersecting shafts), worm gears (high reduction ratios), and planetary gear sets (compact, high torque).

How do I select the right gear set for my application?

Consider torque requirements, speed ratio, operating environment (temperature, contaminants), space constraints, efficiency needs, and maintenance requirements. Consult ISO 6336 for load capacity calculations and manufacturer specifications.

What maintenance do gear sets require?

Regular lubrication with appropriate gear oil, periodic inspection for wear patterns (pitting, scoring), backlash measurement, alignment checks, and temperature monitoring during operation.

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CNFX Industrial Component Index · 机械和设备制造

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URN:CNFX:ME:UNIT:GEAR_SET