А steel rolling mill machinery plant stands as the backbone of modern metal manufacturing, transforming raw billets into precision-engineered steel products. These industrial complexes integrate sophisticated mechanical systems with cutting-edge automation to produce everything from construction rebars to aerospace-grade alloys.
Fundamentals of Rolling Mill Technology
По своей сути, а прокатный завод utilizes compressive forces between rotating cylinders to reduce material thickness. The process begins with reheated steel slabs entering roughing stands before progressing through intermediate and finishing mills. Modern facilities incorporate станы горячей прокатки for high-temperature processing and станы холодной прокатки for precision thickness control, both requiring specialized auxiliary equipment.
Critical Machinery Components
Steel rolling mill machinery plants incorporate integrated systems:
- Роликовые стенды: Housing work rolls and backup rolls that progressively shape metal
- Системы удаления накипи: High-pressure water jets removing surface oxidation
- Охлаждающие кровати: Controlled-temperature conveyor systems
- Coilers/Decoilers: For handling continuous strip production
- Автоматизация управления: Siemens or ABB PLC systems regulating tolerances
Технические параметры современных прокатных станов
Передовой прокатное оборудование operates within precise technical specifications. The following table details critical parameters for hot rolling systems:
| Категория параметра | Technical Specification | Industrial Standard | Единица измерения |
|---|---|---|---|
| Максимальная скорость катания | 25-120 | ИСО 10138 | РС |
| Rolling Force Capacity | 10,000-45,000 | ОТ 23105 | кН |
| Диаметр рабочего валка | 450-1,350 | ИСО 16162 | мм |
| Годовые производственные мощности | 500,000-5,000,000 | ASTM A568 | metric tons |
| Допуск по толщине | ±0.005-0.05 | В 10051 | мм |
| Допуск по ширине | +0/-5 к +0/-10 | JIS G3193 | мм |
| Моторная мощность (Main Drive) | 5,000-12,000 | МЭК 60034 | кВт |
| Температура прокатки | 900-1,250 | ASTM E21 | °С |
| Давление в гидравлической системе | 180-320 | ИСО 4414 | бар |
| Minimum Final Thickness | 1.2-25.4 | ОТ 1543 | мм |
| Maximum Input Thickness | 150-350 | ИСО 9444 | мм |
| Время смены рулона | 5-15 | ИСО 3004-5 | минуты |
Интегрированные решения HANI TECH
As a global leader, HANI TECH provides comprehensive solutions for steel rolling mill machinery plants. Их системы стана горячей прокатки feature:
- Energy-efficient walking beam furnaces with ≤1250 kcal/kg heat consumption
- Hydraulic AGC systems controlling thickness variation within ±5μm
- Intelligent coiling temperature control (±10°C accuracy)
Complementary metallurgical equipment from their sister division includes submerged arc furnaces and ladle refining stations that prepare raw materials with precise chemical compositions.
Передовые системы управления
Современный rolling mill machinery plants employ multi-level automation:
- Уровень 1: Drive control via PLCs (Siemens S7, Allen-Bradley)
- Уровень 2: Process optimization with AI-based rolling force prediction
- Уровень 3: Production planning integration (MES interfaces)
Собственный продукт HANI TECH rolling mill solutions incorporate IoT sensors that monitor roll deflection in real-time, reducing profile deviations by up to 40% по сравнению с обычными системами.
Обслуживание & Modernization
Proactive maintenance extends equipment lifespan in any сталепрокатный завод. Critical considerations include:
- Roll regrinding cycles (every 300-10,000 tons depending on material)
- Bearing lubrication intervals (8-24 hour continuous operation)
- Vibration analysis for early gearbox failure detection
HANI TECH provides specialized spare parts including work roll assemblies, gear couplings, and hydraulic AGC cylinders designed for rapid replacement during planned maintenance shutdowns.
Инновации в области устойчивого развития
Современный rolling mill machinery plants prioritize resource efficiency:
- Regenerative burner technology reducing gas consumption by 25-30%
- Closed-loop water cooling systems with ≤0.5 m³/ton consumption
- Waste heat recovery generating up to 15 MW/hour electricity
These innovations position modern оборудование для прокатного стана стали as environmentally responsible manufacturing hubs.
Эволюция steel rolling mill machinery plants continues to drive metal manufacturing forward. Through integrated solutions like those from HANI TECH – combining precision rolling mills with optimized auxiliary systems – producers achieve unprecedented quality while meeting increasingly stringent sustainability targets. As digitalization transforms these industrial complexes, the core mission remains: transforming raw steel into engineered excellence.
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