行业组件数据 · 2026

机架立柱

Housing posts are structural columns in rolling stands that support the entire mill housing assembly and maintain alignment under extreme loads.

技术定义与适配语境
典型 机架立柱 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。

Housing posts are critical structural components in rolling mill stands, typically vertical columns that form the main frame supporting the roll assembly, housing windows, and associated equipment. They are designed to withstand high compressive, bending, and torsional forces generated during metal rolling operations, ensuring dimensional stability and precise roll alignment. These posts are integral to the mill housing structure, often connected via tie rods or caps to create a rigid box-type configuration that resists deflection under operational loads.

组件规格

定义
Housing posts are critical structural components in rolling mill stands, typically vertical columns that form the main frame supporting the roll assembly, housing windows, and associated equipment. They are designed to withstand high compressive, bending, and torsional forces generated during metal rolling operations, ensuring dimensional stability and precise roll alignment. These posts are integral to the mill housing structure, often connected via tie rods or caps to create a rigid box-type configuration that resists deflection under operational loads.
工作原理
Housing posts function as load-bearing structural members that transfer forces from the rolling process (such as roll separating force and torque) to the foundation. They maintain the geometric integrity of the mill housing by preventing elastic deformation under load, ensuring consistent roll gap and product dimensional accuracy. Their rigidity and alignment are crucial for distributing stresses evenly and minimizing vibration during high-speed rolling operations.
材料
Typically forged or cast alloy steel (e.g.AISI 41404340or similar grades with high yield strength and toughness)often heat-treated to achieve hardness of 250-350 HB. May include wear-resistant surface treatments or coatings in high-abrasion areas.
Height
2000-5000 mm (varies by mill size)
Weight
5-20 tons per post
Cross-section
Rectangular or I-beam profile, 400x400 mm to 800x800 mm typical
Load Capacity
500-5000 kN compressive load
Surface Finish
Machined to Ra 3.2 μm or better on mounting surfaces
Flatness Tolerance
≤0.05 mm/m
Parallelism Tolerance
≤0.1 mm between mounting faces
标准
ISO 6932DIN 8580ASTM A29

行业分类与别名

机架立柱 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 or uneven loading beyond design limits->Permanent deformation or cracking of the post->Implement load monitoring systems, regular dimensional checks, and adhere to operational limits
Improper installation or foundation issues->Misalignment leading to poor rolling quality and increased wear->Follow precise installation procedures, verify foundation stability, and use alignment tools during assembly
Material defects or inadequate heat treatment->Reduced load-bearing capacity and premature failure->Apply strict material certification, non-destructive testing (NDT), and quality control during manufacturing

工业生态与工程逻辑

0
Structural fatigue from cyclic loading
1
Misalignment due to foundation settlement
2
Stress corrosion cracking in harsh environments
3
Wear at mounting interfaces

合规与检测

tolerance
Dimensional tolerances per ISO 2768-m, alignment within 0.1 mm/m, surface flatness within 0.05 mm
test method
Ultrasonic testing for internal defects, magnetic particle inspection for surface cracks, coordinate measuring machine (CMM) for dimensional verification, load testing with strain gauges

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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 housing posts in a rolling stand?

The primary function is to provide structural support and maintain precise alignment of the roll assembly under extreme operational loads, ensuring consistent product dimensions and mill stability.

How are housing posts typically manufactured?

They are usually manufactured through forging or casting of high-strength alloy steel, followed by precision machining, heat treatment, and sometimes surface hardening to meet specific mechanical and dimensional requirements.

What maintenance is required for housing posts?

Regular inspection for cracks, wear, or deformation; checking alignment and mounting surfaces; and monitoring for corrosion or fatigue damage, with repairs involving machining or welding as per manufacturer specifications.

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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:HOUSING_POSTS