Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools
Patent
1990-07-23
1991-09-10
Briggs, William
Metal working
Plural diverse manufacturing apparatus including means for...
Common reciprocating support for spaced tools
B23Q 3157
Patent
active
050462334
ABSTRACT:
The invention relates to a machine tool on which an extra working head can be exchanged readily. The machine tool comprises a main beam extending horizontally in leftward and rightward directions, a carrier mounted for leftward and rightward movement on the main beam, a ram mounted for upward and downward sliding movement on the carrier, at least one standing working head mounted for upward and downward movement on the carrier, a plurality of head holders, an extra working head held on each of the head holders, a sub beam extending in forward and backward directions and having a front portion and a rear portion defining therebetween a gap adjacent an end of the main beam, first guide means provided on the front and rear portions of the sub beam for guiding the head holders for the extra working heads in a forwardly and backwardly juxtaposed relationship for forward and backward sliding movement thereon, a carriage mounted on the sub beam for slidably moving the head holders along the first guide means, and second guide means provided on the ram for carrying a single head holder thereon.
REFERENCES:
patent: 3667114 (1972-06-01), Smith et al.
patent: 4110897 (1978-09-01), Hipwell et al.
patent: 4528742 (1985-07-01), Peacock
patent: 4642875 (1987-02-01), Rutschle et al.
patent: 4675977 (1987-06-01), Kolblin et al.
patent: 4701994 (1987-10-01), Noh et al.
patent: 4729159 (1988-03-01), Henneberg et al.
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