Apparatus for automatically adjusting the worktable of an electr

Details Apparatus for automatically adjusting the worktable of an electr Apparatus for automatically adjusting the worktable of an electr

1986-02-14

1988-05-17

Echols, P. W.

Metal working

Means to assemble or disassemble

Means to assemble electrical device

29739, 29740, 29759, H05K 330

Patent

active

047441399

ABSTRACT:
An apparatus for automatically fixing a printed circuit board to a predetermined position on a worktable of an automatic electronic components insertion machine having a non-shiftably arranged reference positioning pin and a shiftable positioning pin which is automatically shifted by an automatic shifting unit, including a numerically controlled rotary drive unit and a feed screw mechanism. The shiftable positioning pin is arranged so as to be always shifted from a predetermined origin position toward or away from the reference positioning pin in response to a change in the size of printed circuit boards to be fed onto the worktable.

REFERENCES:
patent: 4291867 (1981-09-01), Williams et al.
patent: 4399988 (1983-08-01), De Shong
patent: 4649635 (1987-03-01), Asai et al.

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