Gear grinding machine, method for dressing threaded grinding...

Abrading – Precision device or process - or with condition responsive... – Computer controlled

Reexamination Certificate

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Details

C451S010000, C451S011000, C451S047000, C451S056000, C451S147000, C451S253000, C451S443000, C451S900000

Reexamination Certificate

active

07341501

ABSTRACT:
A gear grinding machine, a method for dressing a threaded grinding wheel, and a method for grinding a work are disclosed. A dressing tool is rotated in a vertical plane, with its position being fixed. The position of a threaded grinding wheel is NC-controlled, whereby the dressing tool is brought into contact with the starting point of the thread of the threaded grinding wheel at a somewhat lower surface of the circumferential surface of the threaded grinding wheel and, in accordance with the rotation of the threaded grinding wheel, the position of contact of the dressing tool with the threaded grinding wheel is moved along the circumferential surface of the threaded grinding wheel.

REFERENCES:
patent: 5076020 (1991-12-01), Negri
patent: 5738569 (1998-04-01), Mackowsky
patent: 6217409 (2001-04-01), Stadtfeld et al.
patent: 6290574 (2001-09-01), Thyssen
patent: 7083496 (2006-08-01), Yanase et al.
patent: 7198543 (2007-04-01), Yanase et al.
patent: 2004-144148 (2004-05-01), None
patent: 2006-26789 (2006-02-01), None

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