| 摘要 |
This disclosure concerns a device for machining surfaces, e.g., superfinishing, polishing, grinding or lapping spherical shells or flattened domes of a workpiece, or, for example, a ball joint, using a tool having a machining stone with a workpiece receiver, a first drive for an oscillating motion about a first axis of the workpiece, a tool holder and a second drive for an oscillating motion about a second axis of the tool holder, whereby the axes are an angle to one another.
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