行业组件数据 · 2026

尾座套筒

A precision cylindrical component in lathe tailstocks that provides axial movement and support for workpieces or tools during machining operations.

技术定义与适配语境
典型 尾座套筒 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 quill is a critical cylindrical component within a lathe tailstock assembly, designed to slide axially through the tailstock body with minimal clearance. It features a Morse taper or other standardized internal taper at its front end to securely hold centers, drill chucks, or other tooling. The quill's movement is controlled by a handwheel and leadscrew mechanism, allowing precise positioning and locking during turning, drilling, or boring operations. Its primary functions include providing rigid support for long workpieces to prevent deflection, enabling axial feed for drilling operations, and maintaining precise alignment with the headstock spindle.

组件规格

定义
The quill is a critical cylindrical component within a lathe tailstock assembly, designed to slide axially through the tailstock body with minimal clearance. It features a Morse taper or other standardized internal taper at its front end to securely hold centers, drill chucks, or other tooling. The quill's movement is controlled by a handwheel and leadscrew mechanism, allowing precise positioning and locking during turning, drilling, or boring operations. Its primary functions include providing rigid support for long workpieces to prevent deflection, enabling axial feed for drilling operations, and maintaining precise alignment with the headstock spindle.
工作原理
The quill operates on the principle of linear motion transmission through a leadscrew mechanism. Rotating the tailstock handwheel engages the leadscrew, which converts rotational motion into precise linear movement of the quill. A locking mechanism secures the quill at the desired position to maintain rigidity during machining. The internal taper provides self-centering and secure gripping of tooling through friction and mechanical wedging.
材料
Typically manufactured from case-hardened alloy steel (e.g.AISI 86204140) or through-hardened carbon steel with surface hardness of 58-62 HRC. High-precision quills may use bearing steel (e.g.SAE 52100) or nitrided steels for enhanced wear resistance. Surface finishes of 0.4-0.8 μm Ra on sliding surfaces.
Taper Type
Morse Taper MT2-MT5
Straightness
0.01 mm/300 mm
Locking Force
200-800 N
Travel Length
50-200 mm
Surface Hardness
58-62 HRC
Diameter Tolerance
h6/h7
标准
ISO 296DIN 228ISO 5413DIN 8002

行业分类与别名

尾座套筒 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 or contamination->Increased friction and scoring of quill surface->Implement regular cleaning and lubrication schedule; use protective covers when not in operation
Improper tool insertion/removal techniques->Damage to internal taper affecting tool concentricity->Train operators on proper tool handling; use drift pins for taper release; regular taper inspection
Excessive machining forces or vibration->Quill deflection or permanent deformation->Implement force monitoring; optimize machining parameters; ensure proper workpiece support

工业生态与工程逻辑

0
Wear and scoring of sliding surfaces
1
Taper damage from improper tool insertion
2
Backlash development in leadscrew mechanism
3
Misalignment with headstock spindle
4
Insufficient locking force causing movement during machining

合规与检测

tolerance
Cylindrical diameter: IT6-IT7, Straightness: 0.01 mm/300 mm max, Taper accuracy: within 0.02 mm/100 mm
test method
Coordinate Measuring Machine (CMM) verification, taper plug gauge inspection, surface roughness measurement, hardness testing, functional testing 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 a quill in a tailstock?

The quill provides axial movement and rigid support for workpieces or tooling during lathe operations, enabling precise positioning and reducing deflection during machining.

How do I maintain a tailstock quill for optimal performance?

Regularly clean sliding surfaces, apply appropriate way oil, check for scoring or wear, ensure proper lubrication of the leadscrew, and verify taper cleanliness and condition.

What are common signs of quill wear or damage?

Excessive play or backlash, difficulty in smooth movement, visible scoring on the cylindrical surface, poor tool retention in the taper, and reduced machining accuracy.

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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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请求制造能力信息: 尾座套筒

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URN:CNFX:ME:UNIT:QUILL