Shanghai Zhenghao Youbang Heavy Industry: Four-Roll Plate Rolling Machine – Core Equipment for High-Precision Metal Sheet Forming

In压力容器制造、风电塔筒加工、船舶工业、钢结构工程、化工设备such as key areas,Four-Roll Plate Rolling Machine凭借独特的机械结构与精准的成型能力，成为金属板材弯曲、卷圆、弧形成型的核心设备。上海正昊友邦重工机械有限公司（简称 “正昊友邦重工”）作为专注金属成型设备研发制造a company deeply engaged in the sheet metal processing equipment sector, with proprietaryW12 Series 4-Roll Plate Rolling Machine，以高刚性结构、液压伺服驱动、智能数控系统、全流程精度控制serving as the core to meet diverse needs ranging from thin-sheet precision coiling to heavy-duty thick-plate forming, empowering high-end manufacturing in sheet metal processing toward高精度、高效率、智能化、节能化方向升级。

正昊友邦重工W12系列四辊卷板机

一、结构原理：四辊协同，实现板材高效精准成型

Zhenghao YoubangW12 Series 4-Roll Plate Rolling MachineAdopt上辊主动 + 下辊夹紧 + 两侧辊独立可调的经典布局，四辊协同配合，从结构上解决传统卷板设备预弯不足、直边残留、精度不稳的痛点。

• 上辊（主动辊）：核心驱动部件，由液压马达提供稳定扭矩，负责带动板材旋转，完成主体卷制动作，可垂直升降以适配不同曲率需求。

• 下辊（从动夹紧辊）：固定支撑结构，与上辊配合夹紧板材，防止加工过程中打滑、偏移，保障送料平稳与受力均匀。

• Side Roll (Left-Right Adjustable)：关键精度控制部件，可通过液压系统实现水平倾斜与进给移动，精准调整板材弯曲曲率，Complete pre-bending at both ends of the plate directly.，无需额外预弯设备，单次进料即可实现无直边圆筒成型。

  该结构通过四辊联动控制，让板材在一次装夹中完成预弯、卷圆、精整全工序，有效简化工艺流程，减少二次加工环节。

二、核心技术：四大关键设计，保障设备性能稳定

1. High-rigidity frame and rollers: Handle heavy loads without deformation over time.

The chassis is made ofQ355B 高强度钢板整体焊接, afterHigh-temperature tempering + vibration stress relief双重去应力处理，彻底消除焊接内应力，长期承受重载工况仍能保持机身结构稳定、无变形。

Roller Selection42CrMo Premium Alloy Steel, after锻造 + 调质 + 表面高频淬火 + 精密磨削工艺处理，辊面硬度达HRC 5–60Combines high wear resistance with deformation resistance, ensuring no dents or cracks during long-term sheet processing and guaranteeing the surface quality of formed workpieces. The machine frame and roller mounting surfaces areCNC gantry machining center completes processing in a single setup，平面度、平行度控制在within 0.02mm, ensuring equipment precision through a robust structural foundation.

2. 液压伺服驱动系统：压力稳定，节能低噪

AdoptHydraulic Servo Control Technology，搭配高频响伺服阀 + 变量柱塞泵，实现辊轴动作的精准同步与压力的稳定输出，系统工作压力0–31.5MPa可调，适配不同厚度、材质板材的加工需求。

Unlike traditional fixed-displacement pump systems, this hydraulic system adoptsPower on demand模式，滑块下行卷制时全力输出，待机、回程阶段自动降载，能耗显著降低，较传统液压卷板机Save 35%–45%。同时优化液压回路设计，运行噪音 ≤75dB，振动幅度小，适配车间长期连续作业，改善生产环境。

3. 智能数控系统：精准控制，降低操作门槛

StandardPLC 触摸屏数控系统，可选配高精度数控系统, supported2D 图形化编程、加工参数一键存储、自动回弹补偿、远程运维诊断等功能。系统内置AI Curvature Adaptive Algorithm，可根据板材厚度、材质、屈服强度自动匹配卷制压力、侧辊进给量与成型速度，无需人工反复调试。

配备位移编码器 + 压力传感器全闭环反馈模块，实时监测辊轴位置与卷制压力，重复定位精度达 ±0.01mm、圆度误差≤±0.5mm，批量加工工件一致性强，无需频繁校准。操作界面简洁直观，新手经基础培训即可快速上手，有效降低人工操作误差。

4. 全流程精度保障：无直边成型，适配高精度需求

依托侧辊独立预弯设计，板材两端预弯直边残留 ≤5mm, far outperforming traditional three-roll plate benders with 150–200mm straight-edge tolerance. No secondary cutting or grinding required, significantly improving material yield and processing efficiency.

可稳定加工碳钢、不锈钢、铝合金、高强钢等多种材质，板材厚度覆盖6–100mm, Width1500–6000mm，既能卷制标准圆筒、弧形件，也可通过侧辊倾斜调整，实现锥形工件的全母线卷制，适配多规格、多形状工件加工需求。

III. Core Advantages: Unprecedented Breakthroughs in Accuracy, Efficiency, and Adaptability

1. High-precision molding meets stringent process standards

Roundness error ≤ ±0.5mm, repeatability ±0.01mm, workpiece surface free of scratches，适配压力容器、航空航天等对工件精度、密封性要求严苛的领域，保障工件后续装配与使用安全。

2. Efficient processing, simplified production workflow

一次装夹完成预弯、卷圆、精整全工序，无需调头、无需辅助设备，加工效率较三辊卷板机Increase by over 40%Significantly reduces machining cycle time in high-volume production scenarios.

3. 适配性广，覆盖多场景加工

兼顾薄板精密卷圆与厚板重载成型，可加工多种材质板材，支持圆筒、弧形、锥形等多种工件成型，广泛适配压力容器、风电塔筒、船舶制造、钢结构、化工设备、机械制造Industries.

4. 稳定耐用，降低运维成本

高刚性机身与耐磨辊轴设计，适配长期连续作业；液压系统采用进口密封件与精密过滤装置，减少漏油风险；智能数控系统减少人工校准频次，整体Maintenance frequency reduced by 50%，延长设备使用寿命。

四、应用场景：覆盖高端制造核心领域

Zhenghao YoubangW12 Series 4-Roll Plate Rolling Machine凭借优异性能，广泛应用于以下行业，适配不同工件加工需求：

• 压力容器 / 化工设备：锅炉汽包、反应釜、储罐、塔器等筒节卷制，保障高压工况下的密封性与安全性。

• Wind Power New Energy：风电塔筒、塔筒法兰、大型弧形构件加工，适配厚板、大直径工件成型。

• Shipbuilding Industry：船用筒体、管道、龙骨结构件、LNG 储罐曲板加工，满足船舶制造对板材精度与强度的严格要求。

• 钢结构工程Shapes steel beams, columns, curved bridge components, and shield tunneling machine parts; designed for large-scale steel structure mass production.

• 机械制造 / 航空航天Machining of high-precision components such as machine tool beds, crane booms, aerospace titanium/aluminum alloy skins, and precision equipment enclosures.

V. Zhenghao Youbang: Technical Expertise and Service Framework

正昊友邦重工深耕Metal Forming EquipmentSpecializing in the R&D and manufacturing of four-roll plate rolling machines, three-roll plate rolling machines, hydraulic presses, and electro-hydraulic servo CNC press brakes, we have accumulated extensive industry experience and technical expertise. Our company features a professional R&D team and precision processing equipment. Core components are strictly manufactured and inspected according to industry standards to ensure the stability and reliability of every machine.

同时构建完善的服务体系：售前提供工件工艺分析、设备选型建议、3D 卷圆模拟；售中支持非标定制（辊长、吨位、宽度）、自动化集成适配；售后提供技术培训、安装调试指导、定期巡检、远程技术支持，助力客户快速掌握设备操作，保障生产稳定推进。

六、行业发展趋势与技术方向

随着Smart manufacturing, green manufacturing, and localization of high-end equipment进程加快，CNC 4-Roll Plate Rolling Machine, Precision Plate Rolling Machine, Energy-Efficient Plate Rolling Machine市场需求持续增长，行业技术向High-precision, intelligent, flexible, and greenUpgrade

In the future, Zhenghao Youbang Heavy Industry will continue to focus onFour-Roll Plate Rolling MachineCore赛道， increase R&D investment, focus on breakthroughs超厚板卷制、智能自适应成型、数字孪生技术应用、模块化定制、节能液压系统优化key technologies to continuously refine our product portfolio. At the same time, we are deeply exploring industry needs and aligning with压力容器、风电、船舶等领域的工艺升级方向，优化设备性能，助力我国金属成型装备产业向高端化、智能化迈进，为制造业高质量发展提供支撑。