China Ball Grinding Machine

1.1 Technical description
SMG100H is a kind of medium size CNC ball grinding machine. The machine can automatically complete the surface grinding process in a single set-up and suitable for the ball parts ofφ260~φ630. The machine mainly consists of bed, column, spindle box and NC rotary table. Machine movements are as follows: the slide does the X-direction movement, column does the Z-direction movement and spindle box does the Y-direction movement.
Workpiece is fixed on the table which is fixed on the slide and rotaries with the table. Grinding head is installed on the spindle and the grinding process is completed through the grinding head and table rotation.
1.2 Basic parameters
ItemUnitParametersRemarks
Grinding range (dia) 320-630mm or 8~16″ball valve
Worktable(dia)550 mm;
Worktable speed 33rpm
Worktable Max. load capacity 800kg
Spindle center to worktable 265~465mm;
Travel(X/Y/Z)400/200/300 mm
Spindle speed 2700 rpm
Spindle motor 15 kW, Spindle taper A2-8 1:4;
Rapid feed speed(X/Y/Z-axis) 8/18/20m/min
Cutting feed speed 1~5000 mm/min
Positioning accuracy (X/Y/Z-axis):0.008/0.008/0.008mm
Repeatability (X/Y/Z-axis):0.005/0.005/0.005mm
Finishing Workpiece roundness <0.02mm
Finishing Workpiece Ra <0.4um
Power capacity:35 KV A,
Cooling tank capacity:900L
Machine Dimension (l xw xh): 2700x3600x2700mm
Net weight:6500kg
R&D Department