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CNC Internal Thread Grinding Machine
■ Introduction
● Advanced CNC supporting the precise and complex mathematical calculation
● Fine quality cast bed, 4 axes with 3 axes interpolation movement
● Z & X motion using the linear motor and encoder for closed loop control
● Torque motor table as part axis with encoder for closed loop control
● Forward and reverse grinding for high efficiency
● Forming dressing and interpolation of X and Z motion for online dressing
● Screw nut reverser gradient grinding funtion
■ Applicable scope
Thread nut, ballscrew nut, thread gauge, power steering components and more.
■ Technical specifications
| NGM-100 | NGM-200 | NGM-300 | |
| Part Outer Diameter | Ф10～160mm | Ф60～280mm | Ф150～400mm |
| Part Internal Diameter | Ф6～100mm | Ф50～200mm | Ф100～300mm |
| Effective Length | 100mm | 200mm | 300mm |
| Centre Height | 265mm | 265mm | 300mm |
| Lead Angle | ±20° | ±15° | ±20° |
| Lead Start | Any | Any | Any |
| Max. Grind Depth | 0.25mm | 0.25mm | 0.25mm |
| Table Transverse Stroke | Z=400mm | Z=400mm | Z=500mm |
| Wheel Longitudinal Stroke | X=310mm | X=330mm | X=350mm |
| Grinding Spindle | 40000~90000rpm | 22KW 15000rpm | 22KW 15000rpm |
| Crindng Wheel OD. | Ф5～100mm | Ф40~150mm | Ф75~250mm |
| CNC System | FANUC / LYNUC | FANUC / LYNUC | FANUC / LYNUC |
| Power Supply | 3AC 380V 25KVA | 3AC 380V 35KVA | 3AC 380V 35KVA |
| Main Machine Size | 1800×2050×1700mm | 1800×2050×1700mm | 2300×2180×1950mm |
| Apprx.Machine Weight | 3,500kg | 3,500kg | 5,500kg |
