MQ8260 Heavy-Duty CNC Cylindrical Grinding Machine
Model: MQ8260
Quick Specifications
| Working Area: | 4500×1800×1800mm |
| Spindle Speed: | 1200 |
| Accuracy: | 0.005 |
| Tool Capacity: | 12 |
Product Video
Description
The MQ8260 is a heavy-duty CNC cylindrical grinding machine, purpose-built for the high-precision grinding of cylindrical and conical workpieces, especially optimized for large engine crankshafts and shafts. It is a core production and remanufacturing solution in automotive, marine, and heavy machinery industries.
Core Technical Highlights:
Massive Machining Capacity: Engineered to handle oversized workpieces, supporting a maximum workpiece length of 3000mm and a maximum diameter of 6000mm (or based on standard options).
Ultra-Rigid Build: Features a heavy-duty stress-relieved cast iron bed structure weighing 12000kg, eliminating cutting vibration to ensure sub-micron stability.
Precision CNC Controls: Paired with an advanced CNC servo drive and premium wheelhead spindle, delivering a strict positioning accuracy of 0.005mm. CE/ISO
Technical Specifications
| Parameter | Unit | MQ8260 Standard Value |
|---|---|---|
| Max. Workpiece Length | mm | 3000 |
| Max. Workpiece Diameter | mm | 600 |
| Max. Grinding Wheel Diameter | mm | 600 |
| Grinding Wheel Speed | r/min | 1200 |
| Spindle Motor Power | kW | 15 |
| Hydraulic Pump Power | kW | 1.5 |
| Longitudinal Travel | mm | 3200 |
| Cross Travel | mm | 600 |
| Vertical Travel | mm | 300 |
| Grinding Accuracy | mm | ±0.005 |
| Surface Roughness | μm | Ra≤0.4 |
| Standard Power Supply | – | 3 Phase 380V, 50Hz |
| Customizable Voltage | – | 3 Phase 220V/415V/440V, 50/60Hz |
| Overall Dimensions (L×W×H) | mm | 4500×1800×1800 |
| Net Weight | kg | 12000 |
Features
Heavy-Duty Dual-Headstock Structure
Reinforced cast iron bed and dual-headstock design provide exceptional rigidity, ensuring stable clamping and vibration-free operation for long shaft and crankshaft grinding.
High-Precision Grinding Performance
Precision-ground guide rails and high-torque grinding spindle deliver accurate cylindricality and taper control, with excellent surface finish for precision mechanical components.
Hydraulic Feed System
Smooth and stable hydraulic feed control ensures consistent grinding speed and pressure, reducing manual operation intensity and improving machining efficiency.
User-Friendly Handwheel Control
Intuitive handwheel adjustment and push-button operation enable easy parameter setting and precise grinding control, with clear visibility for detailed machining.
Wide Industrial Applicability
Compatible with steel, stainless steel, cast iron, and alloy materials, perfect for crankshaft, camshaft, transmission shaft, and heavy machinery component processing.
Global Power Compatibility
Standard 380V 50Hz configuration, fully customizable voltage to fit European, American, Asian and Middle Eastern power grid standards.
