The MKL7140/5 five-axis column-waist mobile CNC creep feed profile grinding machine is designed for precision machining of complex surfaces, including convex, concave, arc, and multi-directional profiles.
Equipped with linear guideways, ball screw drive, and a robust column structure, the machine ensures high stability, sensitive feed control, and superior surface finish.
With its B-axis rotary table integrated with a HEIDENHAIN A-2X encoder, it guarantees excellent repeatability and accuracy.
This grinding machine is suitable for industries requiring ultra-high precision, such as aerospace, automotive, mold & tool manufacturing, and precision engineering.
Specification
| Main Specifications | Unit | MKL7140/5 |
| Size of working table (W×L) | mm | 400 × 1000 |
| Max. table load capacity (incl. chuck & turntable) | kg | 1000 |
| Table longitudinal movement (X-axis stroke) | mm | 1050 |
| X-axis speed | m/min | 0.02–15 |
| X-axis setting unit | mm | 0.001 |
| Wheel head vertical feed (Y-axis) | mm | 200–950 |
| Y-axis speed | m/min | 0.01–2 |
| Y-axis setting unit | mm | 0.001 |
| Lateral movement of column (Z-axis travel) | mm | 400 |
| Z-axis speed | m/min | 0.01–3 |
| Z-axis setting unit | mm | 0.001 |
| A-axis tilt angle range | ° | ±60° (min. feed 0.001°) |
| B-axis rotation angle range | ° | 0–360° (min. feed 0.001°) |
| Spindle motor power | kW | 22 |
| Spindle speed | rpm | 0–1500 |
| Grinding wheel size (O.D × I.D × Width) | mm | φ500 × φ203 × 35–100 |
| Roller motor power | kW | 2.2 |
| Dressing spindle distance to table | mm | 45 |
| Total electrical capacity | kVA | 40 |
| Machine dimensions (L×W×H) | mm | 4400 × 2400 × 2800 |
| Net weight | kg | 6200 |
Main Features
1.Five-Axis CNC Control – X, Y, Z linear axes with A and B rotary axes for complex surface grinding.
2.High Precision Feed – Minimum setting unit of 0.001 mm / 0.001°.
3.Stable Structure – Column-waist mobile design with linear guideways and ball screw transmission for rigidity.
4.Powerful Spindle – 22 kW grinding spindle with variable speed from 0–1500 rpm.
5.Large Work Capacity – 400 × 1000 mm working table, 1000 kg load capacity.
6.Versatile Applications – Supports profile grinding, surface grinding, and forming grinding for high-value industries.
7.Reliable Accuracy – HEIDENHAIN encoder ensures high repeatability and performance.
8.Energy Efficient – Optimized design reduces power loss and enhances stability.