行业组件数据 · 2026

锥柄

A tapered shank for secure tool mounting in machine tool holders.

技术定义与适配语境
典型 锥柄 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 tapered shank is a precision-engineered component designed to securely mount cutting tools, drills, or other tooling into the spindle of a machine tool, such as a milling machine, lathe, or drill press. It features a conical shape that provides self-centering, high rigidity, and accurate alignment through friction and mechanical wedging when inserted into a matching tapered socket in the tool holder or spindle.

组件规格

定义
A tapered shank is a precision-engineered component designed to securely mount cutting tools, drills, or other tooling into the spindle of a machine tool, such as a milling machine, lathe, or drill press. It features a conical shape that provides self-centering, high rigidity, and accurate alignment through friction and mechanical wedging when inserted into a matching tapered socket in the tool holder or spindle.
工作原理
The taper shank operates on the principle of a conical interference fit. When inserted into a matching tapered bore, the taper creates radial friction and axial clamping force as it is driven or drawn into place, ensuring precise centering, high torque transmission, and vibration damping without requiring additional fasteners in many designs.
材料
Typically made from alloy steels such as AISI 41404340or tool steels like D2often heat-treated to HRC 45-60 for wear resistance and strength. Surface treatments may include nitridingblack oxideor chrome plating for corrosion protection and reduced friction.
Drive Tang
Present in Morse Taper for ejection
Taper Angle
Commonly 1-5 degrees per side (e.g., MT2 ~1.430°, MT3 ~1.437°)
Shank Length
Varies by standard (e.g., MT2 ~65 mm, MT3 ~80 mm)
Maximum Torque
Dependent on taper size and material (e.g., MT3 up to 150 Nm)
Taper Standards
Morse Taper (MT), R8, BT, CAT, HSK
Taper Tolerance
Typically within 0.0005 inches per inch (0.05 mm per 100 mm)
标准
ISO 296DIN 228ISO 7388DIN 69871

行业分类与别名

锥柄 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

Contamination on taper surfaces->Reduced clamping force, tool slippage, poor machining accuracy->Clean tapers before use, implement regular maintenance schedules, use protective caps
Excessive tool overhang or cutting forces->Taper fretting, premature wear, spindle damage->Use shortest possible tool extension, select appropriate taper size for application, monitor cutting parameters
Incorrect taper installation or removal->Taper galling, spindle bore damage, tool ejection failure->Follow manufacturer procedures for insertion/removal, use proper tooling (drift for Morse tapers), avoid hammering

工业生态与工程逻辑

0
Improper seating leading to tool slippage or runout
1
Wear or damage to taper surfaces causing poor accuracy
2
Contamination (chips, dirt) affecting fit and alignment
3
Over-tightening causing taper deformation or seizure

合规与检测

tolerance
Taper accuracy typically within 0.0002-0.0005 inches per inch (0.02-0.05 mm per 100 mm) as per ISO 1947 for geometric tolerances
test method
Taper gauges or precision rings for fit verification, surface roughness testing per ISO 4287, hardness testing per ISO 6508, visual inspection for defects

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 purpose of a taper shank in machining?

It ensures precise alignment, secure mounting, and efficient power transmission between the tool and machine spindle, reducing vibration and improving machining accuracy.

How do I identify a taper shank type?

Measure the taper angle and diameter at the large end, then compare to standard charts (e.g., Morse Taper sizes MT1-MT7) or check for markings like 'BT40' or 'HSK63'.

Can different taper shank standards be interchanged?

No, taper shanks are not interchangeable between standards (e.g., Morse to BT) due to differences in taper angles, dimensions, and retention mechanisms; they require compatible tool holders.

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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
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URN:CNFX:ME:UNIT:TAPER_SHANK