1. Salient features:
1.1 Grinding wheel and Regulating wheel
1.1.1.Structure of fixed grinding wheel and movable regulating wheel
1.1.2.The grinding wheel designed in cantilever type, and its spindle adopted multi-plate long bearing bushed static-hydrodynamical oil film bearing.
1.1.3.Cantilevered regulating wheel, the spindle supports solid bearing sliding with 1:30 taper.
1.1.4.The regulating wheel feed slide is supported on Flat-V hydraulic unloaded guideway.
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. Equipped automatic plunge device in the grinder.
1.3.2. Iron casting with high rigidity, natural aging.
Technical Data:
|
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)In vertical 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 workrest
|
220mm
|
|
Total 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
|
4. Wearing parts:
|
No.
|
Item
|
|
1
|
blade in feed
|
|
2
|
blade through feed
|
|
3
|
worm
|
|
4
|
Worm wheel
|
|
5
|
Grinding wheel
|
|
6
|
Regulating wheel
|
1. Salient features:
1.1 Grinding wheel and Regulating wheel
1.1.1.Structure of fixed grinding wheel and movable regulating wheel
1.1.2.The grinding wheel designed in cantilever type, and its spindle adopted multi-plate long bearing bushed static-hydrodynamical oil film bearing.
1.1.3.Cantilevered regulating wheel, the spindle supports solid bearing sliding with 1:30 taper.
1.1.4.The regulating wheel feed slide is supported on Flat-V hydraulic unloaded guideway.
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. Equipped automatic plunge device in the grinder.
1.3.2. Iron casting with high rigidity, natural aging.
