Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools
Patent
1986-05-28
1987-04-21
Weidenfeld, Gil
Metal working
Plural diverse manufacturing apparatus including means for...
Common reciprocating support for spaced tools
408 3, 408 6, 408 8, 408 16, B23Q 3157
Patent
active
046584943
ABSTRACT:
An apparatus for forming openings in printed circuit boards includes a work table for supporting the printed circuit boards, and at least one drilling unit movable relative to the work table. The apparatus uses drills each having a shank, a collar fitted around the shank at a predetermined position. For holding these drills, at least one first tool holding device is provided on the work table, and at least one second tool holding device of a magazine type for containing the drills parallel to each other is removably mounted above the work table. At least one transferring device is provided to operate to push a desired drill out of the second tool holding device of the magazine type, hold the pushed-out drill and transfer the same to a position where it is aligned with the drilling unit.
REFERENCES:
patent: 3973863 (1976-08-01), Smith
patent: 4000954 (1977-01-01), Patel
patent: 4340326 (1982-07-01), Buonauro et al.
patent: 4596067 (1986-06-01), Raiteri
Aoyama Hiroshi
Kanaya Yasuhiko
Nonaka Nobuyasu
Ohtani Tamio
Bishop Steven C.
Hitachi Seiko Ltd.
Weidenfeld Gil
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