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MB215 Semi-automatic CNC internal grinding machine

Home - Product - NC internal grinding machine series

Main characteristics of this machine tools
★ This machine tools can grind internal circular hole and tapered hole below Φ50mm.
★ The machine tools body is casted by cast iron with compact structure, good stability and strong rigidity.
★ Setting and adjustment of machine tools parameters adopt touch screen. Human-machine dialogue can be realized.The operation is intuitive andconvenient.
★ Machine tools feed adopts Japanese Mitsubishi servo motor to drive ball screws to move through coupling. The guide rail adopts criss-cross steelrolling rail which is of high accuracy and good rigidity.
★ The hydraulic section for reciprocating motion of work table is automatically controlled by touch screen through PLC.
★ As for clamping of machine tools work piece, several fixtures are available for user to select such as three-jaw chuck, pneumatic fixture, hydraulic fixture and diaphragm fixture.
★ Grinding wheel spindle for grinding adopts high-speed motorized spindle and is controlled by static frequency converter, so as to realize stepless adjustment.

Specification parameter list
Model of machine tools MB215
Grinding aperture(mm) φ5-φ50
Maximum grinding depth(mm) 80
Swing diameter of work piece (mm) Inside the shell (mm) φ180
Outside the shell (mm) φ220
Maximum rotation angle of headstock(°) 30°
Rotating speed of work piece (r/min) 280、400、560、800
Power of grinding wheel motor(r/min) 0-60000(stepless speed regulation)
Total power of machine tools (kw) 6.5
Power of feed (x axis) servo motor (kw) 1

Resolution of x axis (mm)

0.001
Power of work piece motor(kw) 0.45/0.75
Power of grinding wheel motor (kw) 2-4
Outline dimension of machine tools(mm) 1900×1150×2000
Weight of machine tools(kg) 1200
Working accuracy (according to standard specimen) Roundness of internal hole(μm) 2
Cylindricity of internal hole(μm) 3
Surface roughness of internal hole(μm) Ra0.4
Size scatter of internal hole(mm) 0.012
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