行业组件数据 · 2026

丝杠轴

A precision lead screw shaft converts rotary motion into linear motion in industrial machinery.

技术定义与适配语境
典型 丝杠轴 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 lead screw shaft is a critical mechanical component featuring helical threads along its length that engage with a nut to translate rotational movement into precise linear displacement. This component serves as the primary drive element in lead screw mechanisms, providing accurate positioning, force transmission, and motion control in various industrial applications. Its design ensures minimal backlash and high repeatability for demanding automation tasks.

组件规格

定义
A lead screw shaft is a critical mechanical component featuring helical threads along its length that engage with a nut to translate rotational movement into precise linear displacement. This component serves as the primary drive element in lead screw mechanisms, providing accurate positioning, force transmission, and motion control in various industrial applications. Its design ensures minimal backlash and high repeatability for demanding automation tasks.
工作原理
The lead screw shaft operates on the screw thread principle: when rotated, its helical grooves interact with a mating nut, causing either the shaft or nut to move linearly along the axis. This mechanical advantage allows controlled linear positioning with high accuracy and load capacity, making it essential for precision motion systems.
材料
Typically manufactured from alloy steels (e.g.AISI 41404340)stainless steels (304316)or carbon steelsoften heat-treated to achieve surface hardness of 45-60 HRC. Corrosion-resistant coatings or platings (zincnickel) may be applied for enhanced durability.
Lead
1-50 mm
Length
Up to 6000 mm
Diameter
6-100 mm
Thread Type
Trapezoidal, Ball Screw, ACME
Accuracy Grade
C3-C10 per ISO 3408
标准
ISO 3408DIN 103JIS B1192

行业分类与别名

丝杠轴 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

Inadequate lubrication->Increased friction and premature wear->Implement regular maintenance schedule with appropriate lubricants
Misalignment during installation->Binding and reduced accuracy->Use precision alignment tools and follow installation guidelines
Excessive axial load->Thread deformation or shaft buckling->Design with proper safety factors and load limits

工业生态与工程逻辑

0
Backlash accumulation
1
Wear and thread degradation
2
Misalignment causing binding
3
Corrosion in harsh environments
4
Overloading leading to deformation

合规与检测

tolerance
±0.005 mm per 300 mm for precision grades
test method
Coordinate measuring machine (CMM) verification, surface roughness testing, hardness testing per ASTM E18

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 a lead screw and a ball screw?

Lead screws use sliding contact between threads and nut, suitable for lower speeds and higher loads; ball screws use recirculating balls for rolling contact, offering higher efficiency and speed but at greater cost.

How do I select the right lead screw shaft for my application?

Consider load capacity, speed, accuracy requirements, environmental conditions, and mounting constraints. Key parameters include diameter, lead, material, and accuracy grade.

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: 丝杠轴

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URN:CNFX:ME:UNIT:LEAD_SCREW_SHAFT