行业组件数据 · 2026

张力杆

A precision tensioning bar used in screen tensioning systems to apply and maintain uniform tension across printing screens.

技术定义与适配语境
典型 张力杆 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 tensioning bar is a critical component in screen tensioning systems, designed to apply precise and uniform tension to printing screens during manufacturing and operation. It ensures dimensional stability, prevents sagging, and maintains consistent screen geometry for accurate printing registration. Typically mounted within tensioning frames, it features adjustment mechanisms that allow operators to achieve specific tension levels measured in Newtons per centimeter (N/cm).

组件规格

定义
The tensioning bar is a critical component in screen tensioning systems, designed to apply precise and uniform tension to printing screens during manufacturing and operation. It ensures dimensional stability, prevents sagging, and maintains consistent screen geometry for accurate printing registration. Typically mounted within tensioning frames, it features adjustment mechanisms that allow operators to achieve specific tension levels measured in Newtons per centimeter (N/cm).
工作原理
The tensioning bar operates on mechanical tensioning principles, where controlled force is applied to stretch the screen mesh uniformly across its surface. Through threaded adjustment mechanisms or hydraulic/pneumatic actuators, the bar creates tensile stress that counteracts external forces during printing operations. This maintains screen flatness and prevents deformation under ink application pressure.
材料
High-strength aluminum alloy (e.g.6061-T6 or 7075-T6) with corrosion-resistant anodized coatingalternative materials include stainless steel (304 or 316 grade) for high-corrosion environments.
Diameter
20-50 mm
Length Range
500-3000 mm
Surface Finish
Ra ≤ 1.6 μm
Weight Capacity
Up to 150 kg
Tension Capacity
20-50 N/cm
Operating Temperature
-10°C to 80°C
Straightness Tolerance
≤ 0.1 mm/m
标准
ISO 9001DIN 16611ISO 2846

行业分类与别名

张力杆 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

Excessive tension adjustment beyond rated capacity->Permanent deformation or fracture of tensioning bar->Install torque-limiting devices and provide operator training on maximum tension specifications
Corrosive chemical exposure from printing inks->Surface pitting and reduced structural integrity->Use corrosion-resistant materials and implement regular cleaning protocols

工业生态与工程逻辑

0
Over-tensioning causing screen mesh fatigue failure
1
Corrosion in humid environments
2
Misalignment leading to uneven tension distribution

合规与检测

tolerance
±0.05 mm diameter tolerance, ±0.1° angular alignment
test method
Tensile testing per ISO 6892-1, dimensional verification with coordinate measuring machines (CMM)

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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

How often should tensioning bars be calibrated?

Tensioning bars should be calibrated every 6 months or after 1000 operating hours, whichever comes first, using certified tension meters to ensure accuracy within ±2%.

Can tensioning bars be used with different screen mesh types?

Yes, but tension settings must be adjusted according to mesh material (polyester, stainless steel, nylon) and mesh count, as different materials have varying elastic properties.

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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:TENSIONING_BAR