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Centerless Grinding Machine

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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-11-03 12:16
Browse the number: 36
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Product details
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 swallow tailed roller guideway & differential screw supports the regulating wheel feeding
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.

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 2-40mm
2)Grinding length 140mm
Plunge feed
1)Grinding diameter 7-40mm
2)Grinding length 120mm
Grinding wheel specifications PSA350*125*127mm
Regulating wheel specifications PSA250*125*75mm
Grinding wheel speed 1870r/min
Regulating wheel speed(stepless) 20-180r/min
Swiveling angle of regulating wheel
1)In vertical plane -2°~ 4°
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 190mm
Total power of machine 9kw
1)Grinding wheel motor 7.5kw
2)Regulating wheel motor 1.1kw
Overall dimensions 1550*1300*1405mm
Machine weight about 2000kg
Machining accuracy
1)Roundness 0.002mm
2)Cylindricity 0.003mm
3)Surface Roughness Ra0.32um
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