Shanghai Shenji International Co., Ltd.
Shanghai Shenji International Co., Ltd.
[
Shanghai,
China (Mainland) ]
Shanghai, China (Mainland)
M1420A
Internal Grinding Machine
The grinder is designed for external diameter, external conical surface, internal bore and endface of the medium-small workpiece
Features
The grinder is designed for external diameter, external conical surface, internal bore and endface of the medium-small workpiece.
The worktable, workhead and wheelhead are all able to be swiveled for adequate angle.
The workhead adopt mechanical step speed-adjustment (six step)
The worktable and wheelhead can be operated hydraulically and manually.
Main specifications
|
Model |
M1420A |
|
Grinding diameters |
8200mm |
|
Grinding bore |
1380mm |
|
Max. grinding length |
500/750mm |
|
Max. grinding depth |
125mm |
|
Max. grinding depth |
600/800mm |
|
Hydraulic traverse speeds |
0.14m/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 0.32μm |
|
Surface roughness of internal diameter |
Ra 0.63μm |
