Metal working – Means to assemble or disassemble – Means to assemble electrical device
Patent
1995-09-05
1997-08-19
Briggs, William R.
Metal working
Means to assemble or disassemble
Means to assemble electrical device
29740, H05K 1304, H01R 4300
Patent
active
056575343
ABSTRACT:
A tool for a surface mounting device head and a tool automatic changing apparatus, and particularly to a tool for a surface mounting device head and a tool automatic changing apparatus capable of stably aligning surface mounting parts, minimizing vibrations of a suction nozzle retaining corresponding parts thereof, and easily changing the tool and a suction nozzle in operation, which includes a tool body fixed to a plurality of fixing shafts in which a change plate, an intermediate plate, and a guiding plate are fixed in order and spaced apart from a head block section, so that the tool body is detachably engaged to the head block section and a tool automatic changing apparatus; a pressurizing member engaged to the intermediate plate and the guiding plate of the tool body, being incorporated with a pneumatic cylinder of the head block section and being movable upwardly/downwardly; a nozzle section engaged to the central portion of the intermediate plate and the guiding plate, being incorporated with the pressurizing member and being movable upwardly/downwardly; a first elastic member engaged between the nozzle section and the intermediate plate for upwardly supporting the pressurizing member; a second elastic member engaged to the outer circumference of the nozzle section for upwardly supporting the nozzle section; a plurality of parts retaining slider engaged for a lineal movement within a guide opening formed at 90.degree. angle at the guiding plate; and an alignment member for enabling the parts retaining slider by the pressurizing member.
REFERENCES:
patent: 4135630 (1979-01-01), Snyder et al.
patent: 4611397 (1986-09-01), Janisiewicz et al.
patent: 4703965 (1987-11-01), Lee et al.
patent: 4759124 (1988-07-01), Snyder et al.
patent: 4858974 (1989-08-01), Stannek
patent: 4860438 (1989-08-01), Chen
patent: 4964208 (1990-10-01), Fujioka
Briggs William R.
LG Industrial Systems Co. Ltd.
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