Tool-holder spindle for a fine-grinding machine, in particular a machine for grinding the valve seats of heat engines
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United States of America Patent
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-
Apr 3, 1990
Grant Date -
N/A
app pub date -
Nov 17, 1988
filing date -
Nov 25, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention concerns a tool holder spindle for a fine-grinding hine, in particular a machine for grinding the valve seats of heat engines. According to the invention, an antivibration device (50), which is separate from the cutting tool (4), is removably mounted on the free end of the spindle (1). This device comprises a sliding block (10) arranged on the opposite side to the cutting tool (4), relative to the axis of movement of the spindle (1), and this sliding block itself has a face (11) bearing against the surface (6) to be machined, which has already been roughed down but is still to be finished.
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