行业组件数据 · 2026

真空端口/连接器

Vacuum port/connector is a precision interface component that establishes and maintains vacuum pressure connections in automated handling systems.

技术定义与适配语境
典型 真空端口/连接器 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 vacuum port/connector is a critical pneumatic interface component designed to create and maintain airtight connections between vacuum generators, distribution systems, and end-effectors. It ensures reliable vacuum pressure transmission for material handling, gripping, and positioning applications in industrial automation. These components feature standardized thread patterns, sealing mechanisms, and flow optimization designs to minimize pressure loss and maximize system efficiency.

组件规格

定义
A vacuum port/connector is a critical pneumatic interface component designed to create and maintain airtight connections between vacuum generators, distribution systems, and end-effectors. It ensures reliable vacuum pressure transmission for material handling, gripping, and positioning applications in industrial automation. These components feature standardized thread patterns, sealing mechanisms, and flow optimization designs to minimize pressure loss and maximize system efficiency.
工作原理
Operates by creating an airtight seal between mating surfaces through mechanical compression (threaded, quick-connect, or flange systems) combined with elastomeric seals (O-rings, gaskets). When connected, it forms a continuous vacuum path that allows negative pressure to be transmitted from the vacuum source to the gripper or tool, enabling suction-based material handling.
材料
Typically manufactured from: Aluminum alloys (6061-T67075) for lightweight structural componentsStainless steel (304316) for corrosion resistanceBrass for general applicationsEngineering plastics (PEEKPTFENylon) for chemical resistanceBuna-NVitonor silicone for sealing elements.
Leak Rate
<0.1 sccm at maximum vacuum
Port Size
1/8" to 1" (3mm to 25mm) standard
Seal Type
O-ring, Flat gasket, Metal-to-metal
Flow Capacity
10-500 SCFM (standard cubic feet per minute)
Pressure Range
-29.9 inHg to 0 inHg (full vacuum to atmospheric)
Connection Type
Threaded (NPT, BSPP, BSPT), Quick-connect, Flange
Temperature Range
-40°C to 150°C (dependent on seal material)
标准
ISO 16030DIN 28400ISO 1179DIN 3852

行业分类与别名

真空端口/连接器 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

Incorrect installation torque->Thread stripping or insufficient sealing pressure->Use calibrated torque wrenches and follow manufacturer specifications
Chemical attack on elastomeric seals->Seal degradation and vacuum loss->Select chemically compatible seal materials (Viton for oils, EPDM for water)
Particulate contamination at interface->Seal damage and increased leak rate->Implement clean installation procedures and protective caps

工业生态与工程逻辑

0
Leakage due to improper installation
1
Seal degradation from chemical exposure
2
Thread damage from cross-threading
3
Flow restriction from undersized ports
4
Material incompatibility with process media

合规与检测

tolerance
±0.1mm on critical sealing surfaces, Thread class: 2B for internal, 2A for external
test method
Helium leak testing per ASTM E493, 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 is the difference between NPT and BSPP thread standards for vacuum ports?

NPT (National Pipe Taper) threads are tapered and seal through thread deformation, while BSPP (British Standard Pipe Parallel) threads are parallel and require separate sealing elements like O-rings or gaskets. NPT is common in North America, BSPP in Europe and Asia.

How do I prevent vacuum leaks at connection points?

Ensure proper thread engagement, use appropriate sealants (thread tape for NPT, sealant paste for BSPP), replace worn seals regularly, verify mating surface cleanliness, and follow manufacturer torque specifications during installation.

Can vacuum ports be used with different pressure media?

While designed for vacuum applications, many ports can handle low positive pressure (typically <150 psi). However, verify manufacturer specifications as seal orientation and material compatibility may differ for pressure versus vacuum service.

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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_CONNECTOR