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Knuth Conventional Cylindrical Grinding Machine RSM 750
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For external and internal cylindrical grinding in single part and series productions
- high-quality, rigid construction for high grinding precision
- precise alignment of spindle head and grinding headstock
- extremely quiet operation and high-precision guideways
- grinding spindle with double-sided support provided by 3-segmented bronze plain bearings
- longitudinal and transverse travel on a combination of V-guides and flat-guides
- grinding headstock can be rotated by 180° to switch between internal and external grinding
- hydraulic longitudinal feed, variable speed
- machine table swivels for taper grinding
- hydraulic or manual return and positioning of grinding wheel
- hydraulic tailstock with foot switch operation
Specifications - RSM 750 - Conventional Cylindrical Grinding Machine
working area |
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center height |
125 mm |
center width |
750 mm |
grinding length |
750 mm |
grinding diameter |
200 mm |
workpiece weight (max.) |
50 kg |
inside grinding diameter |
13 - 80 mm |
inside grinding depth |
125 mm |
table feed, infinitely variable |
0,1 - 4 m/min |
table swivel range (max.) |
R = -3° ~ L = +9° |
headstock |
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working spindle speed |
(6) 60 - 460 rpm |
swivel range |
± 180° |
spindle taper |
MT 3 |
grinding headstock |
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grinding spindle speed |
1820 rpm |
inside grinding spindle speed |
21000 rpm |
feed |
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feed per hand-wheel rotation X-axis |
1 mm |
feed per scale division X-axis |
0,005 mm |
tailstock |
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tailstock taper |
MT 3 |
accuracies |
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eccentricity (outside) |
0,003 mm |
cylindrical deviation |
0,005 mm |
roughness |
< 0,04 µm Ra |
drive capacity |
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machine drive capacity |
4,6 kW |
measures and weights |
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grinding wheels dimensions |
400x40x203 mm |
overall dimensions |
2700x1420x1600 mm |
weight |
2900 kg |
Standard equipment - RSM 750 - Conventional Cylindrical Grinding Machine
2-axis position indicator, 3-jaw chuck Ø 125 mm, coolant system, grinding wheel dresser, balancing station, center points, internal grinding equipment , tool driver, operating tools, operator manual
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