行业组件数据 · 2026

丝杠

A precision mechanical component that converts rotational motion into linear motion in industrial machinery.

技术定义与适配语境
典型 丝杠 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 is a threaded rod that engages with a nut to translate rotational movement into precise linear displacement. In adjustment mechanisms, it provides controlled positioning through the mechanical advantage of its thread geometry, enabling accurate adjustments in industrial equipment.

组件规格

定义
A lead screw is a threaded rod that engages with a nut to translate rotational movement into precise linear displacement. In adjustment mechanisms, it provides controlled positioning through the mechanical advantage of its thread geometry, enabling accurate adjustments in industrial equipment.
工作原理
Works on the screw principle: when the screw rotates, the engaged nut moves linearly along the thread axis. The linear displacement per revolution is determined by the lead (distance the nut advances per screw revolution). In adjustment mechanisms, this allows precise control of position through controlled rotation.
材料
Typically made from alloy steels (AISI 41404340)stainless steels (304316)or hardened steels for wear resistance. Nuts often use bronzebrassor polymer composites for reduced friction.
Lead
1-20 mm
Diameter
6-100 mm
Thread Type
Trapezoidal, ACME, Ball Screw
Load Capacity
Up to 50 kN
Maximum Speed
Up to 2 m/s
Accuracy Grade
C3-C10
标准
ISO 2901ISO 3408DIN 103DIN 69051

行业分类与别名

丝杠 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, wear, and potential seizure->Implement regular lubrication schedule, use appropriate lubricants, install automatic lubrication systems
Misalignment during installation->Uneven wear, binding, reduced accuracy->Use precision alignment tools during installation, implement regular alignment checks, use flexible couplings

工业生态与工程逻辑

0
Backlash accumulation
1
Wear and thread degradation
2
Lubrication failure
3
Misalignment causing binding
4
Overload leading to thread deformation

合规与检测

tolerance
±0.05 mm per 300 mm travel for precision grades
test method
ISO 3408 for accuracy testing, DIN 69051 for geometric testing, load testing per manufacturer specifications

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 lead screw and 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 typically at higher cost.

How do I select the right lead screw for an adjustment mechanism?

Consider load requirements, required precision (lead accuracy), speed, duty cycle, environmental conditions, and backlash tolerance. Match material to application stresses and corrosion requirements.

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

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URN:CNFX:ME:UNIT:LEAD_SCREW