行业组件数据 · 2026

真空端口连接件

Vacuum port connections are precision components that interface between vacuum systems and work surface plates, enabling secure workpiece clamping through negative pressure.

技术定义与适配语境
典型 真空端口连接件 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。

Vacuum port connections are engineered fittings that create sealed interfaces between vacuum generators (pumps, ejectors) and the vacuum distribution network of work surface plates. These components ensure efficient vacuum transmission to clamping zones, maintaining consistent holding force for machining, assembly, or inspection operations. They typically include threaded, quick-connect, or flange-type interfaces with integrated sealing mechanisms.

组件规格

定义
Vacuum port connections are engineered fittings that create sealed interfaces between vacuum generators (pumps, ejectors) and the vacuum distribution network of work surface plates. These components ensure efficient vacuum transmission to clamping zones, maintaining consistent holding force for machining, assembly, or inspection operations. They typically include threaded, quick-connect, or flange-type interfaces with integrated sealing mechanisms.
工作原理
Vacuum port connections operate by providing a sealed pathway for negative pressure transmission. When the vacuum system activates, air is evacuated through these connections, creating pressure differentials that secure workpieces against the surface plate. The connection maintains vacuum integrity through precision machining, gaskets, or O-rings that prevent air leakage, ensuring optimal clamping force distribution across the work surface.
材料
Stainless steel (AISI 304/316)aluminum alloys (6061-T6)brassor engineered plastics (PEEKPTFE) with Buna-N or Viton O-rings for sealing.
Leak Rate
<1×10⁻⁵ mbar·L/s
Port Size
1/4" NPT to 1" NPT standard
Vacuum Rating
-0.95 bar to -0.99 bar
Connection Type
Threaded, quick-disconnect, flange
Pressure Rating
10 bar maximum
Operating Temperature
-20°C to 120°C
标准
ISO 16030DIN 28400ISO 1179-1

行业分类与别名

真空端口连接件 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

Worn or damaged O-rings->Vacuum leakage leading to insufficient clamping force->Implement preventive maintenance schedules for O-ring replacement and use compatible lubricants
Cross-threading during installation->Connection damage and vacuum system failure->Provide installation training and use thread alignment tools
Material fatigue from cyclic pressure->Cracking or fracture of connection components->Specify materials with adequate fatigue resistance and implement regular inspection protocols

工业生态与工程逻辑

0
Vacuum leakage due to improper sealing
1
Material incompatibility causing corrosion
2
Thread damage during installation
3
Contamination from machining debris

合规与检测

tolerance
±0.05 mm for critical sealing surfaces, thread dimensions per ISO 1179-1
test method
Helium leak detection per ISO 16030, pressure decay testing, bubble immersion testing

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 are the main types of vacuum port connections?

The three primary types are threaded connections (NPT, BSP), quick-disconnect couplings for rapid tool changes, and flange connections for high-vacuum applications. Selection depends on vacuum level requirements and operational frequency.

How do I prevent vacuum leaks in port connections?

Ensure proper thread sealing with Teflon tape or liquid sealant, use undamaged O-rings compatible with your operating environment, and follow torque specifications during installation. Regular inspection for wear and contamination is essential.

Can vacuum port connections be customized for specific applications?

Yes, manufacturers offer custom port sizes, materials, and configurations for specialized vacuum requirements, including high-temperature environments, cleanroom applications, or corrosive atmospheres.

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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:VACUUM_PORT_CONNECTIONS