KFQM-20B High-Precision CNC Aspheric Grinder is independently developed by Atoman Science and Technology Ltd. especially to perform shaping and grinding of aspheric glass and resin aspheric lenses or lens moulds. The machine is the primary choice of lens manufacturing. It is capable of providing customers with lens processing solution with the processing software independently developed by the Company.
 
Features
KFQM-20B High-Precision CNC Aspheric Grinder is equipped with two grinding spindle, capable of rough grinding and precision grinding by grinding wheel for once,with high processing efficiency and easy to operate. 
 
Configurations
● Workpiece axis adopts high-precision high-torque spindle, equipped with high accuracy angle encoder.
● The grinding spindle adopts high-speed grinding spindle with high power.
● Each straight axis adopts imported high-precision linear slider and ballscrew.
● All linear axes are fitted with high-precision linear grating ruler.
● The end of axis is equipped with pneumatic clamp (which can be matched with special clamp of various types).
● Equipped with coolant loop processing system.
● Adopt FANUC CNC system for the control
● The system is equipped with the function of data server, enabling secondary development.
 
Technical Parameters
1、Rotating accuracy of workpiece principal spindle                          2μm                   
2、Rotating speed of workpiece principal spindle                               0--300rpm
3、Rotating speed of grinding spindle                                                180--18000rpm
4、Z axis (upward and downward movement direction of grinding spindle)
        Maximum stroke                                                                               320mm
       Straightness                                                                                      3μm / total stroke
5、X axis (movement direction of workpiece spindle)          
       Maximum stroke                                                                              80mm  
       Straightness                                                                                  2μm / total stroke
6、Diameter of parts                                                                           50--100mm
 
Operation Environment Requirements
1、Oil free. Water free. Atmosphere pressure ≥ 0.6Mpa
2、Voltage: 380V. Power of instrument: ≤10KW

Used in grinding of mould of spectacle lenses，with various degrees. It is a primary choice for lens mould manufacturing. 
Used in processing of aspheric glass and resin aspheric lenses.