CNC Automatic External Corner Grinding & Polishing Machine
I. About Us
Company Introduction Founded in 2022, Foshan Star Power Technology Co., Ltd. is located in Foshan, a city renowned for its pottery and martial arts. With a registered capital of 5 million yuan, our company focuses on a wide range of businesses, including information system integration, machinery and metal product sales, and import-export services. In the field of sink production lines, we offer advanced solutions. Our equipment combines high-precision CNC technology with efficient production processes. We are committed to providing customers with complete sets of sink production line equipment, which can achieve operations such as laser cutting, bending, and welding. This not only ensures the high-quality manufacturing of sinks but also meets the production needs of different batch sizes, helping our clients improve production efficiency and product quality.

II. Product Introduction
The ECG-2000Pro CNC Automatic External Corner Grinding & Polishing Machine is a precision-engineered industrial equipment designed for high-efficiency grinding and polishing of external corners on various metal workpieces. This advanced machine integrates CNC control technology with robust mechanical design to deliver consistent, high-quality surface finishing results in metal fabrication, automotive, aerospace, and construction industries. - CNC Control System: Equipped with a Xinjie HMI touchscreen display and programmable logic controller (PLC), enabling precise parameter adjustment, program storage (up to 100 sets), and automated workflow management.
- Dual Pneumatic Clamping Arms: Features two symmetrically positioned pneumatic clamping arms with adjustable pressure (0.4-0.8MPa) to securely hold workpieces of different sizes and shapes during processing, ensuring stability and preventing displacement.
- Precision Grinding Head Assembly: High-speed grinding head with variable rotation speed (1500-3000 RPM) and replaceable grinding wheels (80-400 grit), capable of achieving Ra 0.8μm surface roughness for various metal materials.
- Sturdy Frame Construction: Heavy-duty blue-painted steel frame with gray access panels, providing excellent vibration damping and structural stability during high-speed operation.
- Integrated Dust Collection System: Built-in dust extraction port (Φ50mm) compatible with industrial vacuum systems, effectively reducing airborne particles and improving workshop air quality.
- Grinding Capacity: External corners with angles ranging from 90° to 135°, workpiece thickness 0.5-6mm
- Workpiece Size Range: Minimum 100×100mm, maximum 1200×800mm
- Axis Configuration: 3-axis servo control (X: 1000mm stroke, Y: 500mm stroke, Z: 200mm stroke)
- Positioning Accuracy: ±0.05mm
- Repeatability: ±0.03mm
- Power Supply: AC 380V, 50Hz, 3-phase, 5.5kW
- Air Supply: 0.6-0.8MPa, 150L/min
- Machine Dimensions: 1800×1200×2000mm (L×W×H)
- Net Weight: 1800kg
- Automatic Grinding Process: One-click start for fully automated grinding and polishing cycles, reducing manual intervention and improving production efficiency by up to 300% compared to manual operations.
- Multi-stage Grinding Modes: Supports rough grinding, fine grinding, and polishing in a single pass, with adjustable feed rates (50-500mm/min) for different processing stages.
- Tool Change System: Quick-change grinding wheel mechanism allowing tool replacement within 2 minutes, minimizing downtime during production changeovers.
- Safety Protection: Emergency stop buttons, safety light curtains, and overload protection systems comply with CE safety standards (EN ISO 13849-1).
- Remote Monitoring: Optional IoT connectivity for real-time production data monitoring, fault diagnosis, and preventive maintenance alerts via mobile devices or PC software.
Ideal for grinding and polishing external corners of metal workpieces such as stainless steel sheets, aluminum profiles, carbon steel components, and alloy materials. Widely used in manufacturing of kitchen appliances, medical equipment, architectural hardware, automotive parts, and electronic enclosures. - Guide Rails: High-precision linear guide rails with lifelong lubrication system, ensuring smooth movement and long service life.
- Servo Motors: High-torque servo motors with planetary gearboxes for precise speed and position control.
- Grinding Wheel Materials: Diamond, cubic boron nitride (CBN), and aluminum oxide options for different metal types and surface requirements.
- Electrical Components: IP54-rated electrical cabinet with thermostatic cooling fan, protecting internal components from dust and moisture.
- Maintenance Features: Centralized lubrication points, easy-access service panels, and self-diagnostic functions for simplified maintenance.
The ECG-2000Pro represents the latest advancement in external corner grinding technology, offering manufacturers an unparalleled combination of precision, efficiency, and reliability for their surface finishing operations. |
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Parameter | Specification |
Product Name | Automatic Dual-Table Metal Seam Welding & Pressing Machine |
Model | SP-WP2024 |
Working Table Dimensions | 450×350mm per table (estimated) |
Tilting Angle | 0-90° adjustable |
Processing Capacity | Metal sheets up to 3mm thickness |
Power Supply | 380V 3-phase industrial power |
Control Method | PLC programmable logic controller |
Program Storage | 100+ program capacity |
Machine Dimensions | 1200×800×1800mm (L×W×H, estimated) |
Frame Material | Heavy-duty blue-painted steel |
Worktable Material | Metal with precision clamping mechanisms |
Operation Mode | Semi-automatic (automated processing + manual loading) |
Safety Features | Dual-hand operation, emergency stop system (CE compliant) |
Integrated Lighting | Articulating LED work light |
Tool Adjustment | Tool-free adjustment knobs |
Mechanical Components | High-grade aluminum alloy with hardened steel tooling |
Finish | Anti-corrosive powder-coated |
Maintenance | Sealed bearing assemblies, centralized lubrication points |
Operational Lifespan | Up to 10,000 maintenance-free hours |
VI. Customer Benefits
• Quality Upgrade: Precise grinding improves product details, helping customers create high-value-added products and enhance market competitiveness.
• Cost Reduction & Efficiency Improvement: Automated operation reduces labor costs, and efficient processing increases production capacity, enabling quick response to order demands.
• After-Sales Guarantee: As the source manufacturer, STARPOWER provides 7x24 technical support, free installation and commissioning, and a 1-year warranty (adjust according to actual policies), ensuring customers have no worries.
Choosing STARPOWER's Vertical Seam Internal Round Corner Grinding Machine means more than just purchasing a device; it means partnering with an industry-experienced technical expert. We will support your production processes to be more efficient and your product quality to be more excellent with professional products and services.

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