行业组件数据 · 2026

齿形轮廓

Precision-engineered tooth profile on flexspline for zero-backlash motion transmission in harmonic drives.

技术定义与适配语境
典型 齿形轮廓 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 tooth profile on a flexspline is a precisely machined geometric pattern that engages with the circular spline in a harmonic drive system. This elliptical deformation creates a controlled meshing action that enables high-ratio speed reduction, exceptional positional accuracy, and zero-backlash torque transmission through elastic deformation mechanics.

组件规格

定义
The tooth profile on a flexspline is a precisely machined geometric pattern that engages with the circular spline in a harmonic drive system. This elliptical deformation creates a controlled meshing action that enables high-ratio speed reduction, exceptional positional accuracy, and zero-backlash torque transmission through elastic deformation mechanics.
工作原理
The flexspline's elliptical deformation causes its teeth to engage progressively with the circular spline's teeth, creating a wave generator-induced motion that results in speed reduction ratios typically between 30:1 and 320:1 with minimal backlash.
材料
High-strength alloy steel (AISI 43404140)stainless steel (17-4PH)or specialized alloys with surface treatments (nitridingcarburizing) for wear resistance and fatigue strength.
Module
0.2-2.0 mm
Hardness
58-62 HRC
Tooth Count
100-300 teeth
Pressure Angle
20°-30°
Surface Finish
Ra 0.4-1.6 μm
Profile Accuracy
ISO 1328 Class 4-6
标准
ISO 1328DIN 3960AGMA 2000

行业分类与别名

齿形轮廓 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 material fatigue strength->Tooth root cracking under cyclic loading->Use high-cycle fatigue alloys with proper heat treatment and surface hardening
Improper profile geometry->Uneven load distribution and premature wear->Precision machining with profile verification and tooth contact pattern analysis

工业生态与工程逻辑

0
Fatigue failure from cyclic deformation
1
Wear from improper lubrication
2
Tooth chipping from shock loads
3
Backlash increase from profile wear

合规与检测

tolerance
±0.005 mm profile deviation, ±0.01° pressure angle
test method
Coordinate measuring machine (CMM) verification, tooth contact pattern analysis, backlash measurement under load

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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 makes flexspline tooth profiles different from conventional gears?

Flexspline teeth are designed for elastic deformation and progressive engagement, enabling zero-backlash operation through elliptical deformation rather than rigid meshing like conventional gears.

How does tooth profile affect harmonic drive performance?

Profile accuracy directly impacts positional accuracy, torque capacity, and service life. Optimized profiles minimize stress concentration and ensure smooth engagement across the deformation cycle.

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URN:CNFX:ME:UNIT:TOOTH_PROFILE