Tool-holder spindle for a fine-grinding machine, in particular a

Details Tool-holder spindle for a fine-grinding machine, in particular a Tool-holder spindle for a fine-grinding machine, in particular a

1988-11-17

1990-04-03

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Tool-carrier with vibration-damping means

408 81, 408 835, B23C 305

Patent

active

049136011

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.

REFERENCES:
patent: 1453643 (1923-05-01), Shearer
patent: 2418790 (1947-04-01), Peckham, Jr.
patent: 4365917 (1982-12-01), Harmand

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