PRODUCT

Precision Heavy Duty Cylindrical Grinder

LJ56 series are suitable for large and medium-sized grinding cylindrical and conical parts with diameter of 350mm ~ 550(650)mm. The design of the machine can meet a small number of different processing needs and can be equipped with Subsidiary Internal Grinding, NC servo and CNC Controller.

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.

Main Spindle

SPECIFICATION

MODEL TYPE DATA
Grinding Capability
Max Grinding Length4000mm
Max Grinding Diameter550mm(650mm)
Max Grinding Weight1000kg
Heights of Center280mm(350mm)
Wheelhead
Grinding Wheel Sizeφ710×50~100×φ203.2
Grinding Wheel Speed890 RPM
Max Grinding Linear Velocity33M/S
Min Movement of Wheelhead0.001mm
Work Spindle
Max Chuck Size10'' φ89
Spindle Speed25~165RPM
Spindle Swing Angle0.005
Spindle TaperMT#5
Tailstock
Tailstock Quill TaperMT#5
Tailstock Quill Stroke30mm
Worktable
Worktable Stroke4000mm
Max Table Moving Speed3500mm/min
Table Swing Angle2° 1°
Machine Size
Machine Dimensions (LxWxH)
Machine Net Weight

STANDARD EQUIPMENT

  • Grinding Wheel and Flange
  • Dressing Attachment
  • Balance Arbor
  • Carbide Tipped Center
  • Cooling Water Tank
  • Coolant Splash Guard
  • Tool Box
  • Work Lamp

OPTIONAL EQUIPMENT

  • Coolant Filter (Magnetic Type)
  • Coolant Filter (Fabric Type) and Paper Roll
  • 3-Jaw Chuck and Flange
  • Grinding Wheel Flange
  • Wheel Balancing Base
  • Z Asix Optical Scale
  • Two Point Steady Rest
  • Driving Carrier

WORKPIECE SAMPLE