行业组件数据 · 2026

夹紧槽

Precision slots in collet chucks for secure workpiece clamping in machining operations.

技术定义与适配语境
典型 夹紧槽 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。

Clamping slots are precisely machined grooves or channels within a collet chuck assembly that interface with collet fingers or segments to provide radial clamping force. These slots guide and constrain the collet's movement during actuation, ensuring concentric clamping and accurate workpiece positioning. They are critical for maintaining consistent clamping pressure distribution and preventing workpiece slippage during high-speed machining, turning, or milling operations.

组件规格

定义
Clamping slots are precisely machined grooves or channels within a collet chuck assembly that interface with collet fingers or segments to provide radial clamping force. These slots guide and constrain the collet's movement during actuation, ensuring concentric clamping and accurate workpiece positioning. They are critical for maintaining consistent clamping pressure distribution and preventing workpiece slippage during high-speed machining, turning, or milling operations.
工作原理
Clamping slots work by converting axial motion (from a drawbar or actuator) into radial clamping force through tapered surfaces. When axial force is applied, the collet fingers slide along the tapered slots, causing them to contract radially and grip the workpiece. The slot geometry determines the mechanical advantage, clamping range, and force distribution. Precision-ground slot surfaces minimize friction and ensure repeatable positioning within microns.
材料
Typically made from hardened alloy steel (e.g.AISI 41404340) or tool steel (e.g.D2M2) with surface hardness of 45-60 HRC. High-wear areas may have carbide inserts or coatings like TiN or TiCN for extended service life. Corrosion-resistant variants use stainless steel (e.g.17-4 PH) for wet environments.
Radial Runout
<0.01 mm
Surface Finish
Ra 0.4 μm or better
Slot Taper Angle
8°-15° (common: 10°)
Temperature Range
-20°C to 120°C
Clamping Force Range
500-5000 N per slot
Slot Width Tolerance
±0.005 mm
标准
ISO 15488DIN 6499ISO 12164

行业分类与别名

夹紧槽 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

Abrasive particle accumulation in slots->Increased friction and uneven clamping force distribution->Regular cleaning with compressed air and use of protective covers when not in operation
Fatigue from cyclic loading->Slot deformation or cracking under repeated stress->Implement preventive replacement schedules based on usage cycles and monitor for visual cracks
Corrosion in humid environments->Pitting and surface degradation reducing precision->Apply corrosion-resistant coatings and use desiccants in storage

工业生态与工程逻辑

0
Slot wear leading to reduced clamping force
1
Contamination causing jamming
2
Improper lubrication increasing friction
3
Thermal expansion affecting tolerances

合规与检测

tolerance
Geometric tolerances per ISO 2768-m, positional tolerance ±0.01 mm
test method
Coordinate measuring machine (CMM) verification, clamping force testing with load cells, runout measurement with dial indicators

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 primary function of clamping slots in a collet chuck?

Clamping slots provide guided movement for collet fingers to convert axial force into precise radial clamping, ensuring secure workpiece holding with minimal runout.

How do clamping slot tolerances affect machining accuracy?

Tight slot tolerances (±0.005 mm) ensure consistent collet movement, reducing workpiece runout and improving concentricity for high-precision machining operations.

Can worn clamping slots be repaired?

Minor wear can be addressed by re-grinding slots to original specifications, but severe wear typically requires component replacement to maintain clamping accuracy.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:CLAMPING_SLOTS