CNC Glue Injection Circular Arc Bending Machine Model: ZR-3200

2026-04-03

ZR-3200 CNC Glue-Filled Curved Bending Machine: Leading High-End Curved Process Technology, Redefining New Standards for Sheet Metal Processing. As full-house customization and high-end furniture manufacturing move towards an era of “no curves, no high-end” features, the traditional curved processing method’s inefficiency, poor precision, unstable yield rates, and difficulty in mass production have become bottlenecks hindering enterprise upgrades. The ZR-3200 CNC glue-filled curved bending machine, which integrates cutting-edge CNC technology with innovative glue-filled forming processes, is specifically designed for large-sized sheets (3.2 meters in size). It combines high precision, efficiency, stability, and compatibility, effectively resolving the challenges of curved processing and enabling enterprises to seize a competitive advantage in the high-end market.

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I. Breakthrough in Core Technology: Dual-Drive Mechanism of CNC + Injection Molding. The ZR-3200 revolutionizes traditional manual or semi-automated arc processing methods by employing a comprehensive CNC system control, precise injection of two glue pots, and a flexible bending and forming integrated technology. The process, from slotting and injection to bending and holding pressure, is fully automated, enabling the loading of arc-shaped workpieces, their shaping in one operation, and the direct production of finished products. 


Intelligent CNC system with precise control of every degree. Equipped with a high-end CNC control system and a large touchscreen, it supports graphical programming, one-click parameter storage, and automatic curvature conversion. Four-axis servo control with positioning accuracy of ±0.01 mm ensures precise and smooth curvature across the entire range of R3-R50. This is achieved for both small-radius arcs, 1/2 circles, and custom irregular curves, ensuring consistent angles and perfect contours, thereby completely eliminating errors and rework associated with manual adjustments. The system features built-in fault diagnosis, parameter memory, and production statistics functions, making it easy for beginners to become proficient with minimal training, reducing reliance on experienced technicians.


The dual-glue pot features intelligent glue application, ensuring full and uniform coverage with zero defects. The innovative dual 5L capacity independent glue pot design supports seamless switching between high-temperature (160-200°C) and low-temperature (120°C) modes. The high-temperature glue is suitable for melamine boards, fire-resistant boards, and other sheet materials, while the low-temperature glue is suitable for PET, acrylic, and other fragile surface coatings. The dual nozzles simultaneously apply glue, and the four nozzles evenly dispense the glue, allowing precise control over the amount, temperature, and application speed of the glue. This ensures that the internal cavity of the sheet material is fully filled with glue, free of bubbles and gaps. Say goodbye to traditional glue leakage, resulting in rounded cracks and surface wrinkling. The finished product’s strength is significantly enhanced, with improved resistance to impact and deformation. The quality surpasses industry standards.


Flexible bending with pressure retention, stable forming of large-sized sheets. The machine’s structure has been optimized for the maximum processing length of 3200mm. The entire steel-welded frame has undergone tempering to remove stresses, ensuring high rigidity and resistance to deformation. The servo-driven flexible bending mechanism is paired with adjustable pressure retention wheel assemblies, allowing for even and controlled pressure application during the bending process, preventing cracks and orange peel patterns caused by stress concentration on the sheet material. The pressure retention system automatically adapts to the thickness and curvature of the sheet material, ensuring that the curved edges and surfaces remain straight and smooth. The 3.2-meter-long workpiece maintains consistent accuracy throughout the process, meeting the requirements for mass production of large-sized high-end products such as door panels, wall panels, architraves, and curved cabinets.

Circular arc bending machine.


II. Five core strengths to solve industry pain points and enhance core competitiveness 1. Double efficiency and breakthrough production capacity All process automation, single workpiece processing only takes 3-5 minutes, and the efficiency is 8-10 times that of traditional manual work. Supporting continuous mass production, hundreds of meters of arc panels can be processed in a single day, easily cope with large orders and urgent orders, and finally stop the dilemma of "arc orders cannot be received and cannot be done quickly," and production capacity has jumped to a new level. 2. The finished product rate is nearly 100%, zero return work reduces costs CNC precise control + glue injection process optimization, completely solves the industry persistent problems such as arc cracking, finish damage, incorrect arc curve, and margin deformation. Material utilization rate exceeds 99%, reducing waste and reworking losses; Steady quality reduces after-sales risk, comprehensive production costs are down more than 30%, and profit margins are significantly improved. 3. Super compatible, one machine is suitable for 5-25mm thickness of melamine board, PET board, fire prevention board, veneer board, acrylic board and other plates.Cover R3-R50 full specification arc, can process right angle arc, small radius arc, large radius arc, 1\ / 2 circle and other shapes.One device meets more than 90% of the custom circular machining needs of the whole house, without the need for multiple devices to be paired, saving workshop space and equipment investment. 4. Stable and durable, easy to operate core components use high-end configurations imported from Germany and Italy ( servo motor, hydraulic components, control system), and the airframe is modular, with few fragile parts and easy maintenance. The entire machine operates stable, has low noise and low energy consumption, has 24 hours of continuous operation without failure, and the service life far exceeds that of similar equipment, and the long-term cost-effectiveness is higher. 5. Intelligent upgrade, adapt to intelligent manufacturing support CAD drawing import, program one key call, multi-task storage switching. It can connect the factory MES system, realize real-time monitoring of production data, order management, quality traceability, and easily integrate into the intelligent factory system, helping enterprises to achieve digital and flexible production, adapting to multi-type, small volume, customized high-standard production models.

High-precision curved arc manufacturing process.

3. Wide range of application scenarios, covering all categories of high-end customization needs. The ZR-3200 CNC Injection Molding Curved Bending Machine is specifically designed for high-end custom home furnishings, fine furniture, and decorative engineering applications. It seamlessly integrates into various fields: full-house customization: curved door panels, wardrobe curved side panels, cabinet curved cabinets, tatami mat curved edges, wall panel curved shapes; interior decoration: curved archways, curved door frames, curved background walls, arched decorative lines; fine furniture: curved bedside cabinets, curved sofa armrests, circular dining table edges, custom furniture components with irregular shapes. 4. Choose ZR-3200 to seize the high-end customization market advantage In today’s increasingly competitive industry landscape, where consumers increasingly demand quality and personalization, curved craftsmanship has become a core feature of high-end products and a crucial tool for companies to differentiate themselves. The ZR-3200 NC Injection Molding Curved Bender utilizes cutting-edge technology to address industry challenges, enabling efficient and stable production upgrades, and delivering high-quality finished products that build market reputation. It is more than just a piece of equipment; it is a critical asset for companies aiming to enter the high-end market, enhance their brand value, and achieve growth.

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