Table operating device for machine tool and operating method for

Details Table operating device for machine tool and operating method for Table operating device for machine tool and operating method for

1997-09-29

1999-07-13

Scherbel, David A.

Work holders

Holder mounted for movement

With plural means for changing holder positions

269 60, B25B 100

Patent

active

059215330

ABSTRACT:
This invention relates to a table operating device for a machine tool having a table on which a work is mounted and a table lifting means for supporting the table and for vertically moving the table. The table operating device according to this invention has a vertically extended clamping member disposed underneath the table, a first reference plane provided on a side to the clamping member for positioning the table in a first direction on a horizontal plane; a second reference plane provided on a side to the clamping member for positioning the table in a second direction on the horizontal plane; a first pressing member for pressing the clamping member to the first reference plane; and a second pressing member for pressing the clamping member to the second reference plane.

REFERENCES:
patent: 2771821 (1956-11-01), Beusch
patent: 4027867 (1977-06-01), Pollington
patent: 4409860 (1983-10-01), Moriyama et al.
patent: 5408750 (1995-04-01), Teng et al.
patent: 5609332 (1997-03-01), Hassell

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