China Universal Cylindrical Grinding Machine

Features:
The grinder is designed for external diameter, external conical surface, internal bore and endface of the medium-small workpiece.
1.The worktable, workhead and wheelhead are all able to be swiveled for adequate angle.
2.The workhead adopt mechanical step speed-adjustment (six step)
3.The worktable and wheelhead can be operated hydraulically and manually.
Model
M 1420A
Grinding diameters
8~200mm
Grinding bore
13~80mm
Max. grinding length
500/ 750mm
Max. grinding depth
125mm
Max. grinding depth
600/ 800mm
Hydraulic traverse speeds
0.1~4m /min
Swivel range of the table
-5 °~ +9 ° / -3 °~ +9 °
Max. peripheral speed of grinding wheel
35m /s
Ma.x grinding wheel diameter
300mm
Speeds of headstock spindle
60, 85, 230, 120, 170, 460 r/min
Coolant pump drive motor ( 500mm / 750mm )
4.24kw
Overall dimensions ( 500mm / 750mm ) (mm)
2700x1420x1600 / 2000x1420x1600
Weight of machine ( 500mm / 750mm )
2100/2600kgs
Working accuracy

Circularity of external diameter
0.0015mm
Circularity of internal diameter
0.0025mm
Cylindricity of external diameter
0.005mm
Surface roughness of external diameter
Ra 0.32 μ m
Surface roughness of internal diameter
Ra 0.63 μ m