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1.1 For Grinding wheel and Regulating wheel
1.1.2.The grinding wheel’s outer diameter designed as 600mm, with strong cutting force.
1.1.3.The grinding wheel designed in cantilever type, and its spindle adopted five-plate long bearing bushed static-hydrodynamical oil film bearing.
1.1.4.The roller guide regulating wheel feed slide moves quickly and accurately, and with long service life.
1.2.Electric.
1.2.1.AC frequency converter is used for regulating wheel speed control.
1.2.2.Hydraulic transmission & stepless speed regulation are adopted on regulating wheel & grinding wheel dresser.
1.3. Machine body and design
1.3.1.The machine equipped with plunge-in unit.
1.3.2. Iron casting with high rigidity, natural aging.
Main Application:
The grinder is mainly used for through-feed grinding of cylindrical surface and ring-type parts, as well as for plunge-cut grinding of various stepped, cones that the conicity less than 1:20 .
2. Technical Data:
|
Thru-feed |
|
|
1)Grinding diameter |
10-150mm |
|
2)Grinding length |
250mm |
|
Plunge feed |
|
|
1)Grinding diameter |
10-150mm |
|
2)Grinding length |
190mm |
|
Grinding wheel specifications |
P600*200*305mm |
|
Regulating wheel specifications |
PDA350*200*203mm |
|
Grinding wheel speed |
1115r/min |
|
Regulating wheel speed(stepless) |
20-200r/min |
|
Swiveling angle of regulating wheel |
|
|
1)In vertical plane |
-2°~ 5° |
|
2)In horizontal plane |
0°~ 3° |
|
Feed amount per division of the feed handwheel |
0.01mm |
|
Feed amount per division of the dresser |
0.015mm |
|
Height from centerline of gri.wheel & reg.wheel to workrest |
285mm |
|
Total power of machine |
25.8kw |
|
1)Grinding wheel motor |
22kw |
|
2)Regulating wheel motor |
3kw |
|
Overall dimensions |
2650*1500*1800mm |
|
Machine weight |
about 7000kg |
|
Machining accuracy |
|
|
1)Roundness |
0.002mm |
|
2)Cylindricity |
0.003mm |
|
3)Surface Roughness |
Ra0.32um |