M1050A Centerless Grinder, Centerless Grinding Machine
Features
Structure of fixed grinding wheel and movable regulating wheel
The grinding wheel designed in cantilever type, and its spindle adopted multi-plate long bearing bushed static-hydrodynamical oil film bearing.
Cantilevered regulating wheel, the spindle supports solid bearing sliding with 1:30 taper.
The regulating wheel feed slide is supported on Flat-V hydraulic unloaded guideway.
AC frequency converter is used for regulating wheel speed control .
Hydraulic transmission & stepless speed regulation are adopted on regulating wheel & grinding wheel dresser.
Equipped automatic plunge device in the grinder.
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 and cylindrical surfaces semi-automatically or automatically .
Technical parameter
Thru-feed |
|
1)Grinding diameter |
5-50mm |
2)Grinding length |
120mm |
Plunge feed |
|
1)Grinding diameter |
7-50mm |
2)Grinding length |
120mm |
Grinding wheel specifications |
P400*150*203mm |
Regulating wheel specifications |
PSA300*150*127mm |
Grinding wheel speed |
1668r/min |
Regulating wheel speed(stepless) |
20-200r/min |
Swiveling angle of regulating wheel |
|
1)Invertical plane |
-2°~ 5° |
2)In horizontal plane |
0°~ 3° |
Feed amount per division of the feed handwheel |
0.002mm |
Feed amount per division of the dresser |
0.01mm |
Height from centerline of gri.wheel & reg.wheel to workest |
220mm |
Toal power of machine |
13.78kw |
1)Grinding wheel motor |
11kw |
2)Regulating wheel motor |
1.5kw |
Overall dimensions |
1920*1681*1479mm |
Machine weight |
about 2800kg |
Machining accuracy |
|
1)Roundness |
0.002mm |
2)Cylindricity |
0.003mm |
3)Surface Roughness |
Ra0.32um |
Picture details
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