LJ56-2000
Precision Heavy Duty Cylindrical Grinder
LJ56 Series is designed for Ø350mm to 550(650)mm medium to large workpiece.
Wide Applications – Ideal for hydraulic valves, spindles, large transmission shafts, slitting knife assemblies, and other precision components.
Features
High Rigidity Wheel Spindle
High rigidity grinding wheel spindle is equipped with Lih-Jaan copper bush type hybrid bearing. Provide stable high-accuracy even after long time heavy grinding.
Vibration-Absorbing Design
The forced lubrication system of the grinding wheel spindle features vibration absorbing function. The oil film pressure, created by the hydrodynamic bearings, automatically absorbs vibration according to the current working condition.
Fixed Headstock–Stable Support for Precision Grinding of Large Workpieces!
Internal grinding attachment for expanded capabilities
Versatile Control Options–Supports hydraulic, NC, and CNC modes
Optional：Hydraulic Tailstock
Specification
| Grinding Capability | |
|---|---|
| Max Grinding Length | 2,000mm |
| Max Grinding Diameter | 550 / 650mm |
| Max Grinding Weight | 1,000kg |
| Heights of Center | 280 / 350mm |
| Wheelhead | |
| Grinding Wheel Size | φ710×50~100×φ203.2 |
| Grinding Wheel Speed | 890 / 1,000 RPM |
| Max Grinding Linear Velocity | 33M/S |
| Min Movement of Wheelhead | 0.001mm |
| Headstock | |
| Max Chuck Size | 10" φ89 |
| Spindle Speed | 25~165RPM |
| Spindle Swing Angle | 0° |
| Spindle Taper | MT#5 |
| Tailstock | |
| Tailstock Quill Taper | MT#5 |
| Tailstock Quill Stroke | 30mm |
| Worktable | |
| Worktable Stroke | 2,000mm |
| Max Table Moving Speed | 3,500mm/min |
| Table Swing Angle | 3° 1° |
| Machine Size | |
| Machine Dimensions (LxWxH) | 680x260x180cm |
| Machine Net Weight | 8,000kg |
Specifications are for reference only. Final specs are based on actual design. LIH JAAN reserves the right to change without notice.
Application
Spindle
Hydraulic Plug
Slitting Knife
Video
Standard Accessories
- Grinding Wheel and Flange
- Wheel Dressing Attachment
- Wheel Balance Arbor
- Carbide Tipped Center
- X Axis Optical Scale +DRO (Hydraulic Type)
- X Axis Optical Scale (FAGOR：NC/CNC)
- 2 Point Steady Rest
- Coolant Tank
- Coolant Splash Guard
- Tool box
- Work Lamp
Optional Accessories
- Internal Grinding Attachment
- Wheel Balance Base
- Protable Wheel Dynamic Balancer
- 3 Jaw Chuck and Flange
- Heavy Duty Type 3 Jaw Chuck and Flange
- 2 Point Steady Rest
- 3 Point Steady Rest
- Coolant Filter-Magnetic Type
- Coolant Filter-Fabric Type
- Z Axis Optical Scale
- Customized Fixture / Carrier
