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Centerless Grinding Machine
Centerless Grinder
Feartures:
1. Centerless Grinding Machine is equipped with fixed wheelhead and movable guid-wheel bracket.
2. The wheel spindle equipped with multiple long-segment hydrodynamic-pressure oil-film bearings; guide-wheel spindle equipped with conical sliding bearings with 1:30 taper; suspension-arm structure adopted for both grinding-wheel and guide-wheel.
3. Flat and V-type hydraulic unloading guide-way adopted as guide-wheel bracket feeding guide-way.
4. AC freq-conversion infinitely-variable-speed adopted as guide-wheel adjustable speed.
Applications:
The Centerless Grinding Machine is mainly used for through-feed grinding of cylindrical and annular surface, semi-auto or auto plunge-cut grinding of conical parts at the taper 1:20 and various rotary parts.
Specifications | G1050A | |
Grinding diameter | Through feed grinding | 5~50mm |
Infeed grinding | 5~50mm | |
Max. grinding length with standard work rest | Through feed grinding | 120mm |
Infeed grinding | 145mm | |
Grinding wheel specifications | P400x150x203mm | |
Regulating wheel specifications | PSA300x150x127mm | |
Grinding wheel speed | 1668r/min | |
Regulating wheel speed | 20~200r/min(stepless) | |
Swiveling angle of regulating wheel | In vertical plane | -2°~+5° |
In horizontal plane | -1°~+3° | |
Feed amount per division of the feed handwheel | 0.002mm | |
Feed amount per division of the dress | 0.01mm | |
Height of the centerlines of two wheels to the bottom of work-rest | 220mm | |
Height of the centerlines of two wheels to the floor | 1000mm | |
Total power | 23kw | |
Power of grinding wheel motor | 18.5kw | |
Power of regulating wheel motor | 3N~50HZ 380V | |
Overall dimensions (LxWxH) | 1940x1681x1480mm | |
Machine weight (approx) | 2850kg | |
Grinding accuracy | Roundness | 0.002mm |
Cylindricity | 0.003mm | |
Surface roughness | 0.32um | |
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