The main features

• this machine is used for super finishing the raceway of outer ring of four-point contact ball bearing and outer ring of angular contact ball bearing.
• the machine adopts the centerless clamping method of bearing outer diameter and end face pressing, and the workpiece has high turning precision.
• four-point contact ball lapping 'two channels are completed at one station, and the two channels are processed at one datum level by automatically changing the Angle of the oil cylinder, effectively improving product quality and processing efficiency.
• four-point contact ball bearing two channel Angle adjustment using fixed block, no manual Angle check.
• the workpiece is superfine at the simplex, with coarse whetstone and fine secondary pressure. Whetstone consumption automatic compensation, whetstone too short alarm.
• the workpiece spindle is lubricated by oil mist. The workpiece speed and oscillation frequency are controlled by frequency converter.
• machine adopts mitsubishi PLC, frequency converter, touch screen. The system is stable and reliable, and the parameter setting is input by the touch screen, which is convenient for debugging and management.

Technical parameters